diff --git a/.clang-format b/.clang-format index c24b147cac0186..15d4eaabc6b531 100644 --- a/.clang-format +++ b/.clang-format @@ -109,8 +109,8 @@ ForEachMacros: - 'css_for_each_child' - 'css_for_each_descendant_post' - 'css_for_each_descendant_pre' - - 'cxl_for_each_cmd' - 'device_for_each_child_node' + - 'displayid_iter_for_each' - 'dma_fence_chain_for_each' - 'do_for_each_ftrace_op' - 'drm_atomic_crtc_for_each_plane' @@ -136,6 +136,7 @@ ForEachMacros: - 'drm_mm_for_each_node_in_range' - 'drm_mm_for_each_node_safe' - 'flow_action_for_each' + - 'for_each_acpi_dev_match' - 'for_each_active_dev_scope' - 'for_each_active_drhd_unit' - 'for_each_active_iommu' @@ -171,7 +172,6 @@ ForEachMacros: - 'for_each_dapm_widgets' - 'for_each_dev_addr' - 'for_each_dev_scope' - - 'for_each_displayid_db' - 'for_each_dma_cap_mask' - 'for_each_dpcm_be' - 'for_each_dpcm_be_rollback' @@ -179,6 +179,7 @@ ForEachMacros: - 'for_each_dpcm_fe' - 'for_each_drhd_unit' - 'for_each_dss_dev' + - 'for_each_dtpm_table' - 'for_each_efi_memory_desc' - 'for_each_efi_memory_desc_in_map' - 'for_each_element' @@ -215,6 +216,7 @@ ForEachMacros: - 'for_each_migratetype_order' - 'for_each_msi_entry' - 'for_each_msi_entry_safe' + - 'for_each_msi_vector' - 'for_each_net' - 'for_each_net_continue_reverse' - 'for_each_netdev' @@ -270,6 +272,12 @@ ForEachMacros: - 'for_each_prime_number_from' - 'for_each_process' - 'for_each_process_thread' + - 'for_each_prop_codec_conf' + - 'for_each_prop_dai_codec' + - 'for_each_prop_dai_cpu' + - 'for_each_prop_dlc_codecs' + - 'for_each_prop_dlc_cpus' + - 'for_each_prop_dlc_platforms' - 'for_each_property_of_node' - 'for_each_registered_fb' - 'for_each_requested_gpio' @@ -430,6 +438,7 @@ ForEachMacros: - 'queue_for_each_hw_ctx' - 'radix_tree_for_each_slot' - 'radix_tree_for_each_tagged' + - 'rb_for_each' - 'rbtree_postorder_for_each_entry_safe' - 'rdma_for_each_block' - 'rdma_for_each_port' diff --git a/.mailmap b/.mailmap index c79a78766c07f6..db58eedb44f1d2 100644 --- a/.mailmap +++ b/.mailmap @@ -212,6 +212,8 @@ Manivannan Sadhasivam Manivannan Sadhasivam Marcin Nowakowski Marc Zyngier +Marek Behún +Marek Behún Marek Behun Mark Brown Mark Starovoytov Mark Yao diff --git a/Documentation/devicetree/bindings/connector/usb-connector.yaml b/Documentation/devicetree/bindings/connector/usb-connector.yaml index 32509b98142e98..92b49bc379394f 100644 --- a/Documentation/devicetree/bindings/connector/usb-connector.yaml +++ b/Documentation/devicetree/bindings/connector/usb-connector.yaml @@ -149,6 +149,17 @@ properties: maxItems: 6 $ref: /schemas/types.yaml#/definitions/uint32-array + sink-vdos-v1: + description: An array of u32 with each entry, a Vendor Defined Message Object (VDO), + providing additional information corresponding to the product, the detailed bit + definitions and the order of each VDO can be found in + "USB Power Delivery Specification Revision 2.0, Version 1.3" chapter 6.4.4.3.1 Discover + Identity. User can specify the VDO array via VDO_IDH/_CERT/_PRODUCT/_CABLE/_AMA defined in + dt-bindings/usb/pd.h. + minItems: 3 + maxItems: 6 + $ref: /schemas/types.yaml#/definitions/uint32-array + op-sink-microwatt: description: Sink required operating power in microwatt, if source can't offer the power, Capability Mismatch is set. Required for power sink and @@ -207,6 +218,10 @@ properties: SNK_READY for non-pd link. type: boolean +dependencies: + sink-vdos-v1: [ 'sink-vdos' ] + sink-vdos: [ 'sink-vdos-v1' ] + required: - compatible diff --git a/Documentation/devicetree/bindings/hwmon/ti,ads7828.yaml b/Documentation/devicetree/bindings/hwmon/ti,ads7828.yaml index 33ee575bb09da1..926be9a29044b2 100644 --- a/Documentation/devicetree/bindings/hwmon/ti,ads7828.yaml +++ b/Documentation/devicetree/bindings/hwmon/ti,ads7828.yaml @@ -49,7 +49,7 @@ examples: #size-cells = <0>; adc@48 { - comatible = "ti,ads7828"; + compatible = "ti,ads7828"; reg = <0x48>; vref-supply = <&vref>; ti,differential-input; diff --git a/Documentation/devicetree/bindings/media/renesas,drif.yaml b/Documentation/devicetree/bindings/media/renesas,drif.yaml index ce505a7c006aac..9cd56ff2c316cd 100644 --- a/Documentation/devicetree/bindings/media/renesas,drif.yaml +++ b/Documentation/devicetree/bindings/media/renesas,drif.yaml @@ -67,9 +67,7 @@ properties: maxItems: 1 clock-names: - maxItems: 1 - items: - - const: fck + const: fck resets: maxItems: 1 diff --git a/Documentation/devicetree/bindings/sound/amlogic,gx-sound-card.yaml b/Documentation/devicetree/bindings/sound/amlogic,gx-sound-card.yaml index db61f0731a2039..2e35aeaa8781da 100644 --- a/Documentation/devicetree/bindings/sound/amlogic,gx-sound-card.yaml +++ b/Documentation/devicetree/bindings/sound/amlogic,gx-sound-card.yaml @@ -57,7 +57,7 @@ patternProperties: rate sound-dai: - $ref: /schemas/types.yaml#/definitions/phandle + $ref: /schemas/types.yaml#/definitions/phandle-array description: phandle of the CPU DAI patternProperties: @@ -71,7 +71,7 @@ patternProperties: properties: sound-dai: - $ref: /schemas/types.yaml#/definitions/phandle + $ref: /schemas/types.yaml#/definitions/phandle-array description: phandle of the codec DAI required: diff --git a/Documentation/riscv/vm-layout.rst b/Documentation/riscv/vm-layout.rst index 329d32098af458..b7f98930d38d39 100644 --- a/Documentation/riscv/vm-layout.rst +++ b/Documentation/riscv/vm-layout.rst @@ -58,6 +58,6 @@ RISC-V Linux Kernel SV39 | ____________________________________________________________|____________________________________________________________ | | | | - ffffffff00000000 | -4 GB | ffffffff7fffffff | 2 GB | modules - ffffffff80000000 | -2 GB | ffffffffffffffff | 2 GB | kernel, BPF + ffffffff00000000 | -4 GB | ffffffff7fffffff | 2 GB | modules, BPF + ffffffff80000000 | -2 GB | ffffffffffffffff | 2 GB | kernel __________________|____________|__________________|_________|____________________________________________________________ diff --git a/Documentation/virt/kvm/mmu.rst b/Documentation/virt/kvm/mmu.rst index 5bfe28b0728e84..20d85daed395e3 100644 --- a/Documentation/virt/kvm/mmu.rst +++ b/Documentation/virt/kvm/mmu.rst @@ -171,8 +171,8 @@ Shadow pages contain the following information: shadow pages) so role.quadrant takes values in the range 0..3. Each quadrant maps 1GB virtual address space. role.access: - Inherited guest access permissions in the form uwx. Note execute - permission is positive, not negative. + Inherited guest access permissions from the parent ptes in the form uwx. + Note execute permission is positive, not negative. role.invalid: The page is invalid and should not be used. It is a root page that is currently pinned (by a cpu hardware register pointing to it); once it is diff --git a/Documentation/vm/slub.rst b/Documentation/vm/slub.rst index 03f294a638bd8e..d3028554b1e9c5 100644 --- a/Documentation/vm/slub.rst +++ b/Documentation/vm/slub.rst @@ -181,7 +181,7 @@ SLUB Debug output Here is a sample of slub debug output:: ==================================================================== - BUG kmalloc-8: Redzone overwritten + BUG kmalloc-8: Right Redzone overwritten -------------------------------------------------------------------- INFO: 0xc90f6d28-0xc90f6d2b. First byte 0x00 instead of 0xcc @@ -189,10 +189,10 @@ Here is a sample of slub debug output:: INFO: Object 0xc90f6d20 @offset=3360 fp=0xc90f6d58 INFO: Allocated in get_modalias+0x61/0xf5 age=53 cpu=1 pid=554 - Bytes b4 0xc90f6d10: 00 00 00 00 00 00 00 00 5a 5a 5a 5a 5a 5a 5a 5a ........ZZZZZZZZ - Object 0xc90f6d20: 31 30 31 39 2e 30 30 35 1019.005 - Redzone 0xc90f6d28: 00 cc cc cc . - Padding 0xc90f6d50: 5a 5a 5a 5a 5a 5a 5a 5a ZZZZZZZZ + Bytes b4 (0xc90f6d10): 00 00 00 00 00 00 00 00 5a 5a 5a 5a 5a 5a 5a 5a ........ZZZZZZZZ + Object (0xc90f6d20): 31 30 31 39 2e 30 30 35 1019.005 + Redzone (0xc90f6d28): 00 cc cc cc . + Padding (0xc90f6d50): 5a 5a 5a 5a 5a 5a 5a 5a ZZZZZZZZ [] dump_trace+0x63/0x1eb [] show_trace_log_lvl+0x1a/0x2f diff --git a/MAINTAINERS b/MAINTAINERS index 7eba63dd61aafb..cb1f172c663f8f 100644 --- a/MAINTAINERS +++ b/MAINTAINERS @@ -1816,7 +1816,7 @@ F: drivers/pinctrl/pinctrl-gemini.c F: drivers/rtc/rtc-ftrtc010.c ARM/CZ.NIC TURRIS SUPPORT -M: Marek Behun +M: Marek Behún S: Maintained W: https://www.turris.cz/ F: Documentation/ABI/testing/debugfs-moxtet @@ -7354,7 +7354,6 @@ F: drivers/net/ethernet/freescale/fs_enet/ F: include/linux/fs_enet_pd.h FREESCALE SOC SOUND DRIVERS -M: Timur Tabi M: Nicolin Chen M: Xiubo Li R: Fabio Estevam @@ -10946,7 +10945,7 @@ F: include/linux/mv643xx.h MARVELL MV88X3310 PHY DRIVER M: Russell King -M: Marek Behun +M: Marek Behún L: netdev@vger.kernel.org S: Maintained F: drivers/net/phy/marvell10g.c @@ -16574,6 +16573,7 @@ F: drivers/misc/sgi-xp/ SHARED MEMORY COMMUNICATIONS (SMC) SOCKETS M: Karsten Graul +M: Guvenc Gulce L: linux-s390@vger.kernel.org S: Supported W: http://www.ibm.com/developerworks/linux/linux390/ @@ -18887,6 +18887,13 @@ S: Maintained F: drivers/usb/host/isp116x* F: include/linux/usb/isp116x.h +USB ISP1760 DRIVER +M: Rui Miguel Silva +L: linux-usb@vger.kernel.org +S: Maintained +F: drivers/usb/isp1760/* +F: Documentation/devicetree/bindings/usb/nxp,isp1760.yaml + USB LAN78XX ETHERNET DRIVER M: Woojung Huh M: UNGLinuxDriver@microchip.com diff --git a/Makefile b/Makefile index ae18828053b041..b52ee0a0c5c9f0 100644 --- a/Makefile +++ b/Makefile @@ -2,8 +2,8 @@ VERSION = 5 PATCHLEVEL = 13 SUBLEVEL = 0 -EXTRAVERSION = -rc5 -NAME = Frozen Wasteland +EXTRAVERSION = +NAME = Opossums on Parade # *DOCUMENTATION* # To see a list of typical targets execute "make help" @@ -1011,11 +1011,14 @@ CC_FLAGS_LTO += -fvisibility=hidden # Limit inlining across translation units to reduce binary size KBUILD_LDFLAGS += -mllvm -import-instr-limit=5 -# Check for frame size exceeding threshold during prolog/epilog insertion. +# Check for frame size exceeding threshold during prolog/epilog insertion +# when using lld < 13.0.0. ifneq ($(CONFIG_FRAME_WARN),0) +ifeq ($(shell test $(CONFIG_LLD_VERSION) -lt 130000; echo $$?),0) KBUILD_LDFLAGS += -plugin-opt=-warn-stack-size=$(CONFIG_FRAME_WARN) endif endif +endif ifdef CONFIG_LTO KBUILD_CFLAGS += -fno-lto $(CC_FLAGS_LTO) diff --git a/arch/arc/include/uapi/asm/sigcontext.h b/arch/arc/include/uapi/asm/sigcontext.h index 95f8a4380e110d..7a5449dfcb2908 100644 --- a/arch/arc/include/uapi/asm/sigcontext.h +++ b/arch/arc/include/uapi/asm/sigcontext.h @@ -18,6 +18,7 @@ */ struct sigcontext { struct user_regs_struct regs; + struct user_regs_arcv2 v2abi; }; #endif /* _ASM_ARC_SIGCONTEXT_H */ diff --git a/arch/arc/kernel/signal.c b/arch/arc/kernel/signal.c index b3ccb9e5ffe425..cb2f88502bafe2 100644 --- a/arch/arc/kernel/signal.c +++ b/arch/arc/kernel/signal.c @@ -61,6 +61,41 @@ struct rt_sigframe { unsigned int sigret_magic; }; +static int save_arcv2_regs(struct sigcontext *mctx, struct pt_regs *regs) +{ + int err = 0; +#ifndef CONFIG_ISA_ARCOMPACT + struct user_regs_arcv2 v2abi; + + v2abi.r30 = regs->r30; +#ifdef CONFIG_ARC_HAS_ACCL_REGS + v2abi.r58 = regs->r58; + v2abi.r59 = regs->r59; +#else + v2abi.r58 = v2abi.r59 = 0; +#endif + err = __copy_to_user(&mctx->v2abi, &v2abi, sizeof(v2abi)); +#endif + return err; +} + +static int restore_arcv2_regs(struct sigcontext *mctx, struct pt_regs *regs) +{ + int err = 0; +#ifndef CONFIG_ISA_ARCOMPACT + struct user_regs_arcv2 v2abi; + + err = __copy_from_user(&v2abi, &mctx->v2abi, sizeof(v2abi)); + + regs->r30 = v2abi.r30; +#ifdef CONFIG_ARC_HAS_ACCL_REGS + regs->r58 = v2abi.r58; + regs->r59 = v2abi.r59; +#endif +#endif + return err; +} + static int stash_usr_regs(struct rt_sigframe __user *sf, struct pt_regs *regs, sigset_t *set) @@ -94,6 +129,10 @@ stash_usr_regs(struct rt_sigframe __user *sf, struct pt_regs *regs, err = __copy_to_user(&(sf->uc.uc_mcontext.regs.scratch), &uregs.scratch, sizeof(sf->uc.uc_mcontext.regs.scratch)); + + if (is_isa_arcv2()) + err |= save_arcv2_regs(&(sf->uc.uc_mcontext), regs); + err |= __copy_to_user(&sf->uc.uc_sigmask, set, sizeof(sigset_t)); return err ? -EFAULT : 0; @@ -109,6 +148,10 @@ static int restore_usr_regs(struct pt_regs *regs, struct rt_sigframe __user *sf) err |= __copy_from_user(&uregs.scratch, &(sf->uc.uc_mcontext.regs.scratch), sizeof(sf->uc.uc_mcontext.regs.scratch)); + + if (is_isa_arcv2()) + err |= restore_arcv2_regs(&(sf->uc.uc_mcontext), regs); + if (err) return -EFAULT; diff --git a/arch/arc/kernel/vmlinux.lds.S b/arch/arc/kernel/vmlinux.lds.S index 33ce59d9146197..e2146a8da1953a 100644 --- a/arch/arc/kernel/vmlinux.lds.S +++ b/arch/arc/kernel/vmlinux.lds.S @@ -57,7 +57,6 @@ SECTIONS .init.ramfs : { INIT_RAM_FS } . = ALIGN(PAGE_SIZE); - _stext = .; HEAD_TEXT_SECTION INIT_TEXT_SECTION(L1_CACHE_BYTES) @@ -83,6 +82,7 @@ SECTIONS .text : { _text = .; + _stext = .; TEXT_TEXT SCHED_TEXT CPUIDLE_TEXT diff --git a/arch/arm/include/asm/cpuidle.h b/arch/arm/include/asm/cpuidle.h index 0d67ed682e0772..bc4ffa7ca04c7a 100644 --- a/arch/arm/include/asm/cpuidle.h +++ b/arch/arm/include/asm/cpuidle.h @@ -7,9 +7,11 @@ #ifdef CONFIG_CPU_IDLE extern int arm_cpuidle_simple_enter(struct cpuidle_device *dev, struct cpuidle_driver *drv, int index); +#define __cpuidle_method_section __used __section("__cpuidle_method_of_table") #else static inline int arm_cpuidle_simple_enter(struct cpuidle_device *dev, struct cpuidle_driver *drv, int index) { return -ENODEV; } +#define __cpuidle_method_section __maybe_unused /* drop silently */ #endif /* Common ARM WFI state */ @@ -42,8 +44,7 @@ struct of_cpuidle_method { #define CPUIDLE_METHOD_OF_DECLARE(name, _method, _ops) \ static const struct of_cpuidle_method __cpuidle_method_of_table_##name \ - __used __section("__cpuidle_method_of_table") \ - = { .method = _method, .ops = _ops } + __cpuidle_method_section = { .method = _method, .ops = _ops } extern int arm_cpuidle_suspend(int index); diff --git a/arch/arm/kernel/setup.c b/arch/arm/kernel/setup.c index 1a5edf562e85ef..73ca7797b92f62 100644 --- a/arch/arm/kernel/setup.c +++ b/arch/arm/kernel/setup.c @@ -545,9 +545,11 @@ void notrace cpu_init(void) * In Thumb-2, msr with an immediate value is not allowed. */ #ifdef CONFIG_THUMB2_KERNEL -#define PLC "r" +#define PLC_l "l" +#define PLC_r "r" #else -#define PLC "I" +#define PLC_l "I" +#define PLC_r "I" #endif /* @@ -569,15 +571,15 @@ void notrace cpu_init(void) "msr cpsr_c, %9" : : "r" (stk), - PLC (PSR_F_BIT | PSR_I_BIT | IRQ_MODE), + PLC_r (PSR_F_BIT | PSR_I_BIT | IRQ_MODE), "I" (offsetof(struct stack, irq[0])), - PLC (PSR_F_BIT | PSR_I_BIT | ABT_MODE), + PLC_r (PSR_F_BIT | PSR_I_BIT | ABT_MODE), "I" (offsetof(struct stack, abt[0])), - PLC (PSR_F_BIT | PSR_I_BIT | UND_MODE), + PLC_r (PSR_F_BIT | PSR_I_BIT | UND_MODE), "I" (offsetof(struct stack, und[0])), - PLC (PSR_F_BIT | PSR_I_BIT | FIQ_MODE), + PLC_r (PSR_F_BIT | PSR_I_BIT | FIQ_MODE), "I" (offsetof(struct stack, fiq[0])), - PLC (PSR_F_BIT | PSR_I_BIT | SVC_MODE) + PLC_l (PSR_F_BIT | PSR_I_BIT | SVC_MODE) : "r14"); #endif } diff --git a/arch/powerpc/include/asm/jump_label.h b/arch/powerpc/include/asm/jump_label.h index 2d5c6bec2b4f33..93ce3ec253877d 100644 --- a/arch/powerpc/include/asm/jump_label.h +++ b/arch/powerpc/include/asm/jump_label.h @@ -50,7 +50,7 @@ static __always_inline bool arch_static_branch_jump(struct static_key *key, bool 1098: nop; \ .pushsection __jump_table, "aw"; \ .long 1098b - ., LABEL - .; \ - FTR_ENTRY_LONG KEY; \ + FTR_ENTRY_LONG KEY - .; \ .popsection #endif diff --git a/arch/powerpc/kernel/signal_64.c b/arch/powerpc/kernel/signal_64.c index dca66481d0c21d..f9e1f5428b9e3d 100644 --- a/arch/powerpc/kernel/signal_64.c +++ b/arch/powerpc/kernel/signal_64.c @@ -902,6 +902,10 @@ int handle_rt_signal64(struct ksignal *ksig, sigset_t *set, unsafe_copy_to_user(&frame->uc.uc_sigmask, set, sizeof(*set), badframe_block); user_write_access_end(); + /* Save the siginfo outside of the unsafe block. */ + if (copy_siginfo_to_user(&frame->info, &ksig->info)) + goto badframe; + /* Make sure signal handler doesn't get spurious FP exceptions */ tsk->thread.fp_state.fpscr = 0; @@ -915,11 +919,6 @@ int handle_rt_signal64(struct ksignal *ksig, sigset_t *set, regs->nip = (unsigned long) &frame->tramp[0]; } - - /* Save the siginfo outside of the unsafe block. */ - if (copy_siginfo_to_user(&frame->info, &ksig->info)) - goto badframe; - /* Allocate a dummy caller frame for the signal handler. */ newsp = ((unsigned long)frame) - __SIGNAL_FRAMESIZE; err |= put_user(regs->gpr[1], (unsigned long __user *)newsp); diff --git a/arch/powerpc/mm/mem.c b/arch/powerpc/mm/mem.c index 043bbeaf407cb3..a6b36a40897ae2 100644 --- a/arch/powerpc/mm/mem.c +++ b/arch/powerpc/mm/mem.c @@ -20,6 +20,7 @@ #include #include #include +#include #include #include diff --git a/arch/powerpc/perf/core-book3s.c b/arch/powerpc/perf/core-book3s.c index 16d4d1b6a1ffb5..51622411a7ccd8 100644 --- a/arch/powerpc/perf/core-book3s.c +++ b/arch/powerpc/perf/core-book3s.c @@ -2254,7 +2254,7 @@ unsigned long perf_instruction_pointer(struct pt_regs *regs) bool use_siar = regs_use_siar(regs); unsigned long siar = mfspr(SPRN_SIAR); - if (ppmu->flags & PPMU_P10_DD1) { + if (ppmu && (ppmu->flags & PPMU_P10_DD1)) { if (siar) return siar; else diff --git a/arch/riscv/Kconfig b/arch/riscv/Kconfig index c5914e70a0fd74..18ec0f9bb8d5c4 100644 --- a/arch/riscv/Kconfig +++ b/arch/riscv/Kconfig @@ -61,11 +61,11 @@ config RISCV select GENERIC_TIME_VSYSCALL if MMU && 64BIT select HANDLE_DOMAIN_IRQ select HAVE_ARCH_AUDITSYSCALL - select HAVE_ARCH_JUMP_LABEL - select HAVE_ARCH_JUMP_LABEL_RELATIVE + select HAVE_ARCH_JUMP_LABEL if !XIP_KERNEL + select HAVE_ARCH_JUMP_LABEL_RELATIVE if !XIP_KERNEL select HAVE_ARCH_KASAN if MMU && 64BIT select HAVE_ARCH_KASAN_VMALLOC if MMU && 64BIT - select HAVE_ARCH_KGDB + select HAVE_ARCH_KGDB if !XIP_KERNEL select HAVE_ARCH_KGDB_QXFER_PKT select HAVE_ARCH_MMAP_RND_BITS if MMU select HAVE_ARCH_SECCOMP_FILTER @@ -80,9 +80,9 @@ config RISCV select HAVE_GCC_PLUGINS select HAVE_GENERIC_VDSO if MMU && 64BIT select HAVE_IRQ_TIME_ACCOUNTING - select HAVE_KPROBES - select HAVE_KPROBES_ON_FTRACE - select HAVE_KRETPROBES + select HAVE_KPROBES if !XIP_KERNEL + select HAVE_KPROBES_ON_FTRACE if !XIP_KERNEL + select HAVE_KRETPROBES if !XIP_KERNEL select HAVE_PCI select HAVE_PERF_EVENTS select HAVE_PERF_REGS @@ -231,11 +231,11 @@ config ARCH_RV64I bool "RV64I" select 64BIT select ARCH_SUPPORTS_INT128 if CC_HAS_INT128 && GCC_VERSION >= 50000 - select HAVE_DYNAMIC_FTRACE if MMU && $(cc-option,-fpatchable-function-entry=8) + select HAVE_DYNAMIC_FTRACE if !XIP_KERNEL && MMU && $(cc-option,-fpatchable-function-entry=8) select HAVE_DYNAMIC_FTRACE_WITH_REGS if HAVE_DYNAMIC_FTRACE - select HAVE_FTRACE_MCOUNT_RECORD + select HAVE_FTRACE_MCOUNT_RECORD if !XIP_KERNEL select HAVE_FUNCTION_GRAPH_TRACER - select HAVE_FUNCTION_TRACER + select HAVE_FUNCTION_TRACER if !XIP_KERNEL select SWIOTLB if MMU endchoice diff --git a/arch/riscv/Kconfig.socs b/arch/riscv/Kconfig.socs index ed963761fbd2f3..30676ebb16ebd7 100644 --- a/arch/riscv/Kconfig.socs +++ b/arch/riscv/Kconfig.socs @@ -14,6 +14,7 @@ config SOC_SIFIVE select CLK_SIFIVE select CLK_SIFIVE_PRCI select SIFIVE_PLIC + select RISCV_ERRATA_ALTERNATIVE select ERRATA_SIFIVE help This enables support for SiFive SoC platform hardware. diff --git a/arch/riscv/Makefile b/arch/riscv/Makefile index cd9647bd6a8145..5945e9b90e130d 100644 --- a/arch/riscv/Makefile +++ b/arch/riscv/Makefile @@ -16,7 +16,7 @@ ifeq ($(CONFIG_DYNAMIC_FTRACE),y) CC_FLAGS_FTRACE := -fpatchable-function-entry=8 endif -ifeq ($(CONFIG_64BIT)$(CONFIG_CMODEL_MEDLOW),yy) +ifeq ($(CONFIG_CMODEL_MEDLOW),y) KBUILD_CFLAGS_MODULE += -mcmodel=medany endif diff --git a/arch/riscv/boot/dts/microchip/Makefile b/arch/riscv/boot/dts/microchip/Makefile index 622b12771fd3fd..855c1502d912ba 100644 --- a/arch/riscv/boot/dts/microchip/Makefile +++ b/arch/riscv/boot/dts/microchip/Makefile @@ -1,2 +1,3 @@ # SPDX-License-Identifier: GPL-2.0 dtb-$(CONFIG_SOC_MICROCHIP_POLARFIRE) += microchip-mpfs-icicle-kit.dtb +obj-$(CONFIG_BUILTIN_DTB) += $(addsuffix .o, $(dtb-y)) diff --git a/arch/riscv/boot/dts/sifive/Makefile b/arch/riscv/boot/dts/sifive/Makefile index 74c47fe9fc22e0..d90e4eb0ade84a 100644 --- a/arch/riscv/boot/dts/sifive/Makefile +++ b/arch/riscv/boot/dts/sifive/Makefile @@ -1,3 +1,4 @@ # SPDX-License-Identifier: GPL-2.0 dtb-$(CONFIG_SOC_SIFIVE) += hifive-unleashed-a00.dtb \ hifive-unmatched-a00.dtb +obj-$(CONFIG_BUILTIN_DTB) += $(addsuffix .o, $(dtb-y)) diff --git a/arch/riscv/boot/dts/sifive/fu740-c000.dtsi b/arch/riscv/boot/dts/sifive/fu740-c000.dtsi index 8eef82e4199f57..abbb960f90a00a 100644 --- a/arch/riscv/boot/dts/sifive/fu740-c000.dtsi +++ b/arch/riscv/boot/dts/sifive/fu740-c000.dtsi @@ -273,7 +273,7 @@ cache-size = <2097152>; cache-unified; interrupt-parent = <&plic0>; - interrupts = <19 20 21 22>; + interrupts = <19 21 22 20>; reg = <0x0 0x2010000 0x0 0x1000>; }; gpio: gpio@10060000 { diff --git a/arch/riscv/include/asm/alternative-macros.h b/arch/riscv/include/asm/alternative-macros.h index 88c08705f64aad..67406c37638903 100644 --- a/arch/riscv/include/asm/alternative-macros.h +++ b/arch/riscv/include/asm/alternative-macros.h @@ -51,7 +51,7 @@ REG_ASM " " newlen "\n" \ ".word " errata_id "\n" -#define ALT_NEW_CONSTENT(vendor_id, errata_id, enable, new_c) \ +#define ALT_NEW_CONTENT(vendor_id, errata_id, enable, new_c) \ ".if " __stringify(enable) " == 1\n" \ ".pushsection .alternative, \"a\"\n" \ ALT_ENTRY("886b", "888f", __stringify(vendor_id), __stringify(errata_id), "889f - 888f") \ @@ -69,7 +69,7 @@ "886 :\n" \ old_c "\n" \ "887 :\n" \ - ALT_NEW_CONSTENT(vendor_id, errata_id, enable, new_c) + ALT_NEW_CONTENT(vendor_id, errata_id, enable, new_c) #define _ALTERNATIVE_CFG(old_c, new_c, vendor_id, errata_id, CONFIG_k) \ __ALTERNATIVE_CFG(old_c, new_c, vendor_id, errata_id, IS_ENABLED(CONFIG_k)) diff --git a/arch/riscv/include/asm/pgtable.h b/arch/riscv/include/asm/pgtable.h index 9469f464e71aff..380cd3a7e54832 100644 --- a/arch/riscv/include/asm/pgtable.h +++ b/arch/riscv/include/asm/pgtable.h @@ -30,9 +30,8 @@ #define BPF_JIT_REGION_SIZE (SZ_128M) #ifdef CONFIG_64BIT -/* KASLR should leave at least 128MB for BPF after the kernel */ -#define BPF_JIT_REGION_START PFN_ALIGN((unsigned long)&_end) -#define BPF_JIT_REGION_END (BPF_JIT_REGION_START + BPF_JIT_REGION_SIZE) +#define BPF_JIT_REGION_START (BPF_JIT_REGION_END - BPF_JIT_REGION_SIZE) +#define BPF_JIT_REGION_END (MODULES_END) #else #define BPF_JIT_REGION_START (PAGE_OFFSET - BPF_JIT_REGION_SIZE) #define BPF_JIT_REGION_END (VMALLOC_END) diff --git a/arch/riscv/kernel/traps.c b/arch/riscv/kernel/traps.c index 0721b979859515..7bc88d8aab97fb 100644 --- a/arch/riscv/kernel/traps.c +++ b/arch/riscv/kernel/traps.c @@ -86,8 +86,13 @@ static void do_trap_error(struct pt_regs *regs, int signo, int code, } } +#if defined (CONFIG_XIP_KERNEL) && defined (CONFIG_RISCV_ERRATA_ALTERNATIVE) +#define __trap_section __section(".xip.traps") +#else +#define __trap_section +#endif #define DO_ERROR_INFO(name, signo, code, str) \ -asmlinkage __visible void name(struct pt_regs *regs) \ +asmlinkage __visible __trap_section void name(struct pt_regs *regs) \ { \ do_trap_error(regs, signo, code, regs->epc, "Oops - " str); \ } @@ -111,7 +116,7 @@ DO_ERROR_INFO(do_trap_store_misaligned, int handle_misaligned_load(struct pt_regs *regs); int handle_misaligned_store(struct pt_regs *regs); -asmlinkage void do_trap_load_misaligned(struct pt_regs *regs) +asmlinkage void __trap_section do_trap_load_misaligned(struct pt_regs *regs) { if (!handle_misaligned_load(regs)) return; @@ -119,7 +124,7 @@ asmlinkage void do_trap_load_misaligned(struct pt_regs *regs) "Oops - load address misaligned"); } -asmlinkage void do_trap_store_misaligned(struct pt_regs *regs) +asmlinkage void __trap_section do_trap_store_misaligned(struct pt_regs *regs) { if (!handle_misaligned_store(regs)) return; @@ -146,7 +151,7 @@ static inline unsigned long get_break_insn_length(unsigned long pc) return GET_INSN_LENGTH(insn); } -asmlinkage __visible void do_trap_break(struct pt_regs *regs) +asmlinkage __visible __trap_section void do_trap_break(struct pt_regs *regs) { #ifdef CONFIG_KPROBES if (kprobe_single_step_handler(regs)) diff --git a/arch/riscv/kernel/vmlinux-xip.lds.S b/arch/riscv/kernel/vmlinux-xip.lds.S index 4b29b9917f99df..a3ff09c4c3f919 100644 --- a/arch/riscv/kernel/vmlinux-xip.lds.S +++ b/arch/riscv/kernel/vmlinux-xip.lds.S @@ -99,9 +99,22 @@ SECTIONS } PERCPU_SECTION(L1_CACHE_BYTES) - . = ALIGN(PAGE_SIZE); + . = ALIGN(8); + .alternative : { + __alt_start = .; + *(.alternative) + __alt_end = .; + } __init_end = .; + . = ALIGN(16); + .xip.traps : { + __xip_traps_start = .; + *(.xip.traps) + __xip_traps_end = .; + } + + . = ALIGN(PAGE_SIZE); .sdata : { __global_pointer$ = . + 0x800; *(.sdata*) diff --git a/arch/riscv/mm/kasan_init.c b/arch/riscv/mm/kasan_init.c index 9daacae93e3356..d7189c8714a951 100644 --- a/arch/riscv/mm/kasan_init.c +++ b/arch/riscv/mm/kasan_init.c @@ -169,7 +169,7 @@ static void __init kasan_shallow_populate(void *start, void *end) void __init kasan_init(void) { - phys_addr_t _start, _end; + phys_addr_t p_start, p_end; u64 i; /* @@ -189,9 +189,9 @@ void __init kasan_init(void) (void *)kasan_mem_to_shadow((void *)VMALLOC_END)); /* Populate the linear mapping */ - for_each_mem_range(i, &_start, &_end) { - void *start = (void *)__va(_start); - void *end = (void *)__va(_end); + for_each_mem_range(i, &p_start, &p_end) { + void *start = (void *)__va(p_start); + void *end = (void *)__va(p_end); if (start >= end) break; @@ -201,7 +201,7 @@ void __init kasan_init(void) /* Populate kernel, BPF, modules mapping */ kasan_populate(kasan_mem_to_shadow((const void *)MODULES_VADDR), - kasan_mem_to_shadow((const void *)BPF_JIT_REGION_END)); + kasan_mem_to_shadow((const void *)MODULES_VADDR + SZ_2G)); for (i = 0; i < PTRS_PER_PTE; i++) set_pte(&kasan_early_shadow_pte[i], diff --git a/arch/s390/include/asm/stacktrace.h b/arch/s390/include/asm/stacktrace.h index 2b543163d90a02..76c6034428be8d 100644 --- a/arch/s390/include/asm/stacktrace.h +++ b/arch/s390/include/asm/stacktrace.h @@ -91,12 +91,16 @@ struct stack_frame { CALL_ARGS_4(arg1, arg2, arg3, arg4); \ register unsigned long r4 asm("6") = (unsigned long)(arg5) -#define CALL_FMT_0 "=&d" (r2) : -#define CALL_FMT_1 "+&d" (r2) : -#define CALL_FMT_2 CALL_FMT_1 "d" (r3), -#define CALL_FMT_3 CALL_FMT_2 "d" (r4), -#define CALL_FMT_4 CALL_FMT_3 "d" (r5), -#define CALL_FMT_5 CALL_FMT_4 "d" (r6), +/* + * To keep this simple mark register 2-6 as being changed (volatile) + * by the called function, even though register 6 is saved/nonvolatile. + */ +#define CALL_FMT_0 "=&d" (r2) +#define CALL_FMT_1 "+&d" (r2) +#define CALL_FMT_2 CALL_FMT_1, "+&d" (r3) +#define CALL_FMT_3 CALL_FMT_2, "+&d" (r4) +#define CALL_FMT_4 CALL_FMT_3, "+&d" (r5) +#define CALL_FMT_5 CALL_FMT_4, "+&d" (r6) #define CALL_CLOBBER_5 "0", "1", "14", "cc", "memory" #define CALL_CLOBBER_4 CALL_CLOBBER_5 @@ -118,7 +122,7 @@ struct stack_frame { " brasl 14,%[_fn]\n" \ " la 15,0(%[_prev])\n" \ : [_prev] "=&a" (prev), CALL_FMT_##nr \ - [_stack] "R" (stack), \ + : [_stack] "R" (stack), \ [_bc] "i" (offsetof(struct stack_frame, back_chain)), \ [_frame] "d" (frame), \ [_fn] "X" (fn) : CALL_CLOBBER_##nr); \ diff --git a/arch/s390/kernel/entry.S b/arch/s390/kernel/entry.S index 12de7a9c85b358..e84f495e7eb292 100644 --- a/arch/s390/kernel/entry.S +++ b/arch/s390/kernel/entry.S @@ -418,6 +418,7 @@ ENTRY(\name) xgr %r6,%r6 xgr %r7,%r7 xgr %r10,%r10 + xc __PT_FLAGS(8,%r11),__PT_FLAGS(%r11) mvc __PT_R8(64,%r11),__LC_SAVE_AREA_ASYNC stmg %r8,%r9,__PT_PSW(%r11) tm %r8,0x0001 # coming from user space? @@ -651,9 +652,9 @@ ENDPROC(stack_overflow) .Lcleanup_sie_mcck: larl %r13,.Lsie_entry slgr %r9,%r13 - larl %r13,.Lsie_skip + lghi %r13,.Lsie_skip - .Lsie_entry clgr %r9,%r13 - jh .Lcleanup_sie_int + jhe .Lcleanup_sie_int oi __LC_CPU_FLAGS+7, _CIF_MCCK_GUEST .Lcleanup_sie_int: BPENTER __SF_SIE_FLAGS(%r15),(_TIF_ISOLATE_BP|_TIF_ISOLATE_BP_GUEST) diff --git a/arch/s390/kernel/signal.c b/arch/s390/kernel/signal.c index 90163e6184f5c5..080e7aed181f4b 100644 --- a/arch/s390/kernel/signal.c +++ b/arch/s390/kernel/signal.c @@ -512,7 +512,6 @@ void arch_do_signal_or_restart(struct pt_regs *regs, bool has_signal) /* No handlers present - check for system call restart */ clear_pt_regs_flag(regs, PIF_SYSCALL); - clear_pt_regs_flag(regs, PIF_SYSCALL_RESTART); if (current->thread.system_call) { regs->int_code = current->thread.system_call; switch (regs->gprs[2]) { diff --git a/arch/s390/kernel/topology.c b/arch/s390/kernel/topology.c index bfcc327acc6b2e..26aa2614ee3526 100644 --- a/arch/s390/kernel/topology.c +++ b/arch/s390/kernel/topology.c @@ -66,7 +66,10 @@ static void cpu_group_map(cpumask_t *dst, struct mask_info *info, unsigned int c { static cpumask_t mask; - cpumask_copy(&mask, cpumask_of(cpu)); + cpumask_clear(&mask); + if (!cpu_online(cpu)) + goto out; + cpumask_set_cpu(cpu, &mask); switch (topology_mode) { case TOPOLOGY_MODE_HW: while (info) { @@ -83,10 +86,10 @@ static void cpu_group_map(cpumask_t *dst, struct mask_info *info, unsigned int c default: fallthrough; case TOPOLOGY_MODE_SINGLE: - cpumask_copy(&mask, cpumask_of(cpu)); break; } cpumask_and(&mask, &mask, cpu_online_mask); +out: cpumask_copy(dst, &mask); } @@ -95,7 +98,10 @@ static void cpu_thread_map(cpumask_t *dst, unsigned int cpu) static cpumask_t mask; int i; - cpumask_copy(&mask, cpumask_of(cpu)); + cpumask_clear(&mask); + if (!cpu_online(cpu)) + goto out; + cpumask_set_cpu(cpu, &mask); if (topology_mode != TOPOLOGY_MODE_HW) goto out; cpu -= cpu % (smp_cpu_mtid + 1); diff --git a/arch/s390/kvm/pv.c b/arch/s390/kvm/pv.c index 813b6e93dc8365..c8841f476e9132 100644 --- a/arch/s390/kvm/pv.c +++ b/arch/s390/kvm/pv.c @@ -140,7 +140,12 @@ static int kvm_s390_pv_alloc_vm(struct kvm *kvm) /* Allocate variable storage */ vlen = ALIGN(virt * ((npages * PAGE_SIZE) / HPAGE_SIZE), PAGE_SIZE); vlen += uv_info.guest_virt_base_stor_len; - kvm->arch.pv.stor_var = vzalloc(vlen); + /* + * The Create Secure Configuration Ultravisor Call does not support + * using large pages for the virtual memory area. + * This is a hardware limitation. + */ + kvm->arch.pv.stor_var = vmalloc_no_huge(vlen); if (!kvm->arch.pv.stor_var) goto out_err; return 0; diff --git a/arch/x86/Makefile b/arch/x86/Makefile index 307529417021a7..cb5e8d39cac156 100644 --- a/arch/x86/Makefile +++ b/arch/x86/Makefile @@ -200,8 +200,9 @@ endif KBUILD_LDFLAGS += -m elf_$(UTS_MACHINE) ifdef CONFIG_LTO_CLANG -KBUILD_LDFLAGS += -plugin-opt=-code-model=kernel \ - -plugin-opt=-stack-alignment=$(if $(CONFIG_X86_32),4,8) +ifeq ($(shell test $(CONFIG_LLD_VERSION) -lt 130000; echo $$?),0) +KBUILD_LDFLAGS += -plugin-opt=-stack-alignment=$(if $(CONFIG_X86_32),4,8) +endif endif ifdef CONFIG_X86_NEED_RELOCS diff --git a/arch/x86/entry/common.c b/arch/x86/entry/common.c index 7b2542b13ebd96..04bce95bc7e3bb 100644 --- a/arch/x86/entry/common.c +++ b/arch/x86/entry/common.c @@ -130,8 +130,8 @@ static noinstr bool __do_fast_syscall_32(struct pt_regs *regs) /* User code screwed up. */ regs->ax = -EFAULT; - instrumentation_end(); local_irq_disable(); + instrumentation_end(); irqentry_exit_to_user_mode(regs); return false; } @@ -269,15 +269,16 @@ __visible noinstr void xen_pv_evtchn_do_upcall(struct pt_regs *regs) irqentry_state_t state = irqentry_enter(regs); bool inhcall; + instrumentation_begin(); run_sysvec_on_irqstack_cond(__xen_pv_evtchn_do_upcall, regs); inhcall = get_and_clear_inhcall(); if (inhcall && !WARN_ON_ONCE(state.exit_rcu)) { - instrumentation_begin(); irqentry_exit_cond_resched(); instrumentation_end(); restore_inhcall(inhcall); } else { + instrumentation_end(); irqentry_exit(regs, state); } } diff --git a/arch/x86/events/intel/lbr.c b/arch/x86/events/intel/lbr.c index 4409d2cccfda57..e8453de7a96485 100644 --- a/arch/x86/events/intel/lbr.c +++ b/arch/x86/events/intel/lbr.c @@ -731,7 +731,8 @@ void reserve_lbr_buffers(void) if (!kmem_cache || cpuc->lbr_xsave) continue; - cpuc->lbr_xsave = kmem_cache_alloc_node(kmem_cache, GFP_KERNEL, + cpuc->lbr_xsave = kmem_cache_alloc_node(kmem_cache, + GFP_KERNEL | __GFP_ZERO, cpu_to_node(cpu)); } } diff --git a/arch/x86/events/intel/uncore_snbep.c b/arch/x86/events/intel/uncore_snbep.c index 63f097289a84cc..3a75a2c601c2af 100644 --- a/arch/x86/events/intel/uncore_snbep.c +++ b/arch/x86/events/intel/uncore_snbep.c @@ -1406,6 +1406,8 @@ static int snbep_pci2phy_map_init(int devid, int nodeid_loc, int idmap_loc, bool die_id = i; else die_id = topology_phys_to_logical_pkg(i); + if (die_id < 0) + die_id = -ENODEV; map->pbus_to_dieid[bus] = die_id; break; } @@ -1452,14 +1454,14 @@ static int snbep_pci2phy_map_init(int devid, int nodeid_loc, int idmap_loc, bool i = -1; if (reverse) { for (bus = 255; bus >= 0; bus--) { - if (map->pbus_to_dieid[bus] >= 0) + if (map->pbus_to_dieid[bus] != -1) i = map->pbus_to_dieid[bus]; else map->pbus_to_dieid[bus] = i; } } else { for (bus = 0; bus <= 255; bus++) { - if (map->pbus_to_dieid[bus] >= 0) + if (map->pbus_to_dieid[bus] != -1) i = map->pbus_to_dieid[bus]; else map->pbus_to_dieid[bus] = i; @@ -5097,9 +5099,10 @@ static struct intel_uncore_type icx_uncore_m2m = { .perf_ctr = SNR_M2M_PCI_PMON_CTR0, .event_ctl = SNR_M2M_PCI_PMON_CTL0, .event_mask = SNBEP_PMON_RAW_EVENT_MASK, + .event_mask_ext = SNR_M2M_PCI_PMON_UMASK_EXT, .box_ctl = SNR_M2M_PCI_PMON_BOX_CTL, .ops = &snr_m2m_uncore_pci_ops, - .format_group = &skx_uncore_format_group, + .format_group = &snr_m2m_uncore_format_group, }; static struct attribute *icx_upi_uncore_formats_attr[] = { diff --git a/arch/x86/include/asm/fpu/internal.h b/arch/x86/include/asm/fpu/internal.h index ceeba9f6317222..16bf4d4a8159e2 100644 --- a/arch/x86/include/asm/fpu/internal.h +++ b/arch/x86/include/asm/fpu/internal.h @@ -204,6 +204,14 @@ static inline void copy_fxregs_to_kernel(struct fpu *fpu) asm volatile("fxsaveq %[fx]" : [fx] "=m" (fpu->state.fxsave)); } +static inline void fxsave(struct fxregs_state *fx) +{ + if (IS_ENABLED(CONFIG_X86_32)) + asm volatile( "fxsave %[fx]" : [fx] "=m" (*fx)); + else + asm volatile("fxsaveq %[fx]" : [fx] "=m" (*fx)); +} + /* These macros all use (%edi)/(%rdi) as the single memory argument. */ #define XSAVE ".byte " REX_PREFIX "0x0f,0xae,0x27" #define XSAVEOPT ".byte " REX_PREFIX "0x0f,0xae,0x37" @@ -268,28 +276,6 @@ static inline void copy_fxregs_to_kernel(struct fpu *fpu) : "D" (st), "m" (*st), "a" (lmask), "d" (hmask) \ : "memory") -/* - * This function is called only during boot time when x86 caps are not set - * up and alternative can not be used yet. - */ -static inline void copy_xregs_to_kernel_booting(struct xregs_state *xstate) -{ - u64 mask = xfeatures_mask_all; - u32 lmask = mask; - u32 hmask = mask >> 32; - int err; - - WARN_ON(system_state != SYSTEM_BOOTING); - - if (boot_cpu_has(X86_FEATURE_XSAVES)) - XSTATE_OP(XSAVES, xstate, lmask, hmask, err); - else - XSTATE_OP(XSAVE, xstate, lmask, hmask, err); - - /* We should never fault when copying to a kernel buffer: */ - WARN_ON_FPU(err); -} - /* * This function is called only during boot time when x86 caps are not set * up and alternative can not be used yet. @@ -578,10 +564,17 @@ static inline void switch_fpu_finish(struct fpu *new_fpu) * PKRU state is switched eagerly because it needs to be valid before we * return to userland e.g. for a copy_to_user() operation. */ - if (current->mm) { + if (!(current->flags & PF_KTHREAD)) { + /* + * If the PKRU bit in xsave.header.xfeatures is not set, + * then the PKRU component was in init state, which means + * XRSTOR will set PKRU to 0. If the bit is not set then + * get_xsave_addr() will return NULL because the PKRU value + * in memory is not valid. This means pkru_val has to be + * set to 0 and not to init_pkru_value. + */ pk = get_xsave_addr(&new_fpu->state.xsave, XFEATURE_PKRU); - if (pk) - pkru_val = pk->pkru; + pkru_val = pk ? pk->pkru : 0; } __write_pkru(pkru_val); } diff --git a/arch/x86/include/asm/page_64.h b/arch/x86/include/asm/page_64.h index ca840fec777654..4bde0dc66100cd 100644 --- a/arch/x86/include/asm/page_64.h +++ b/arch/x86/include/asm/page_64.h @@ -75,7 +75,7 @@ void copy_page(void *to, void *from); * * With page table isolation enabled, we map the LDT in ... [stay tuned] */ -static inline unsigned long task_size_max(void) +static __always_inline unsigned long task_size_max(void) { unsigned long ret; diff --git a/arch/x86/kernel/cpu/perfctr-watchdog.c b/arch/x86/kernel/cpu/perfctr-watchdog.c index 3ef5868ac588ad..7aecb2fc318638 100644 --- a/arch/x86/kernel/cpu/perfctr-watchdog.c +++ b/arch/x86/kernel/cpu/perfctr-watchdog.c @@ -63,7 +63,7 @@ static inline unsigned int nmi_perfctr_msr_to_bit(unsigned int msr) case 15: return msr - MSR_P4_BPU_PERFCTR0; } - fallthrough; + break; case X86_VENDOR_ZHAOXIN: case X86_VENDOR_CENTAUR: return msr - MSR_ARCH_PERFMON_PERFCTR0; @@ -96,7 +96,7 @@ static inline unsigned int nmi_evntsel_msr_to_bit(unsigned int msr) case 15: return msr - MSR_P4_BSU_ESCR0; } - fallthrough; + break; case X86_VENDOR_ZHAOXIN: case X86_VENDOR_CENTAUR: return msr - MSR_ARCH_PERFMON_EVENTSEL0; diff --git a/arch/x86/kernel/cpu/sgx/virt.c b/arch/x86/kernel/cpu/sgx/virt.c index 6ad165a5c0cc57..64511c4a52001c 100644 --- a/arch/x86/kernel/cpu/sgx/virt.c +++ b/arch/x86/kernel/cpu/sgx/virt.c @@ -212,6 +212,7 @@ static int sgx_vepc_release(struct inode *inode, struct file *file) list_splice_tail(&secs_pages, &zombie_secs_pages); mutex_unlock(&zombie_secs_pages_lock); + xa_destroy(&vepc->page_array); kfree(vepc); return 0; diff --git a/arch/x86/kernel/fpu/signal.c b/arch/x86/kernel/fpu/signal.c index a4ec65317a7fa4..b7b92cdf3add41 100644 --- a/arch/x86/kernel/fpu/signal.c +++ b/arch/x86/kernel/fpu/signal.c @@ -221,28 +221,18 @@ sanitize_restored_user_xstate(union fpregs_state *state, if (use_xsave()) { /* - * Note: we don't need to zero the reserved bits in the - * xstate_header here because we either didn't copy them at all, - * or we checked earlier that they aren't set. + * Clear all feature bits which are not set in + * user_xfeatures and clear all extended features + * for fx_only mode. */ + u64 mask = fx_only ? XFEATURE_MASK_FPSSE : user_xfeatures; /* - * 'user_xfeatures' might have bits clear which are - * set in header->xfeatures. This represents features that - * were in init state prior to a signal delivery, and need - * to be reset back to the init state. Clear any user - * feature bits which are set in the kernel buffer to get - * them back to the init state. - * - * Supervisor state is unchanged by input from userspace. - * Ensure supervisor state bits stay set and supervisor - * state is not modified. + * Supervisor state has to be preserved. The sigframe + * restore can only modify user features, i.e. @mask + * cannot contain them. */ - if (fx_only) - header->xfeatures = XFEATURE_MASK_FPSSE; - else - header->xfeatures &= user_xfeatures | - xfeatures_mask_supervisor(); + header->xfeatures &= mask | xfeatures_mask_supervisor(); } if (use_fxsr()) { @@ -307,13 +297,17 @@ static int __fpu__restore_sig(void __user *buf, void __user *buf_fx, int size) return 0; } - if (!access_ok(buf, size)) - return -EACCES; + if (!access_ok(buf, size)) { + ret = -EACCES; + goto out; + } - if (!static_cpu_has(X86_FEATURE_FPU)) - return fpregs_soft_set(current, NULL, - 0, sizeof(struct user_i387_ia32_struct), - NULL, buf) != 0; + if (!static_cpu_has(X86_FEATURE_FPU)) { + ret = fpregs_soft_set(current, NULL, 0, + sizeof(struct user_i387_ia32_struct), + NULL, buf); + goto out; + } if (use_xsave()) { struct _fpx_sw_bytes fx_sw_user; @@ -369,6 +363,25 @@ static int __fpu__restore_sig(void __user *buf, void __user *buf_fx, int size) fpregs_unlock(); return 0; } + + /* + * The above did an FPU restore operation, restricted to + * the user portion of the registers, and failed, but the + * microcode might have modified the FPU registers + * nevertheless. + * + * If the FPU registers do not belong to current, then + * invalidate the FPU register state otherwise the task might + * preempt current and return to user space with corrupted + * FPU registers. + * + * In case current owns the FPU registers then no further + * action is required. The fixup below will handle it + * correctly. + */ + if (test_thread_flag(TIF_NEED_FPU_LOAD)) + __cpu_invalidate_fpregs_state(); + fpregs_unlock(); } else { /* @@ -377,7 +390,7 @@ static int __fpu__restore_sig(void __user *buf, void __user *buf_fx, int size) */ ret = __copy_from_user(&env, buf, sizeof(env)); if (ret) - goto err_out; + goto out; envp = &env; } @@ -405,16 +418,9 @@ static int __fpu__restore_sig(void __user *buf, void __user *buf_fx, int size) if (use_xsave() && !fx_only) { u64 init_bv = xfeatures_mask_user() & ~user_xfeatures; - if (using_compacted_format()) { - ret = copy_user_to_xstate(&fpu->state.xsave, buf_fx); - } else { - ret = __copy_from_user(&fpu->state.xsave, buf_fx, state_size); - - if (!ret && state_size > offsetof(struct xregs_state, header)) - ret = validate_user_xstate_header(&fpu->state.xsave.header); - } + ret = copy_user_to_xstate(&fpu->state.xsave, buf_fx); if (ret) - goto err_out; + goto out; sanitize_restored_user_xstate(&fpu->state, envp, user_xfeatures, fx_only); @@ -434,7 +440,7 @@ static int __fpu__restore_sig(void __user *buf, void __user *buf_fx, int size) ret = __copy_from_user(&fpu->state.fxsave, buf_fx, state_size); if (ret) { ret = -EFAULT; - goto err_out; + goto out; } sanitize_restored_user_xstate(&fpu->state, envp, user_xfeatures, @@ -452,7 +458,7 @@ static int __fpu__restore_sig(void __user *buf, void __user *buf_fx, int size) } else { ret = __copy_from_user(&fpu->state.fsave, buf_fx, state_size); if (ret) - goto err_out; + goto out; fpregs_lock(); ret = copy_kernel_to_fregs_err(&fpu->state.fsave); @@ -463,7 +469,7 @@ static int __fpu__restore_sig(void __user *buf, void __user *buf_fx, int size) fpregs_deactivate(fpu); fpregs_unlock(); -err_out: +out: if (ret) fpu__clear_user_states(fpu); return ret; diff --git a/arch/x86/kernel/fpu/xstate.c b/arch/x86/kernel/fpu/xstate.c index d0eef963aad138..1cadb2faf7405d 100644 --- a/arch/x86/kernel/fpu/xstate.c +++ b/arch/x86/kernel/fpu/xstate.c @@ -440,6 +440,25 @@ static void __init print_xstate_offset_size(void) } } +/* + * All supported features have either init state all zeros or are + * handled in setup_init_fpu() individually. This is an explicit + * feature list and does not use XFEATURE_MASK*SUPPORTED to catch + * newly added supported features at build time and make people + * actually look at the init state for the new feature. + */ +#define XFEATURES_INIT_FPSTATE_HANDLED \ + (XFEATURE_MASK_FP | \ + XFEATURE_MASK_SSE | \ + XFEATURE_MASK_YMM | \ + XFEATURE_MASK_OPMASK | \ + XFEATURE_MASK_ZMM_Hi256 | \ + XFEATURE_MASK_Hi16_ZMM | \ + XFEATURE_MASK_PKRU | \ + XFEATURE_MASK_BNDREGS | \ + XFEATURE_MASK_BNDCSR | \ + XFEATURE_MASK_PASID) + /* * setup the xstate image representing the init state */ @@ -447,6 +466,10 @@ static void __init setup_init_fpu_buf(void) { static int on_boot_cpu __initdata = 1; + BUILD_BUG_ON((XFEATURE_MASK_USER_SUPPORTED | + XFEATURE_MASK_SUPERVISOR_SUPPORTED) != + XFEATURES_INIT_FPSTATE_HANDLED); + WARN_ON_FPU(!on_boot_cpu); on_boot_cpu = 0; @@ -466,10 +489,22 @@ static void __init setup_init_fpu_buf(void) copy_kernel_to_xregs_booting(&init_fpstate.xsave); /* - * Dump the init state again. This is to identify the init state - * of any feature which is not represented by all zero's. + * All components are now in init state. Read the state back so + * that init_fpstate contains all non-zero init state. This only + * works with XSAVE, but not with XSAVEOPT and XSAVES because + * those use the init optimization which skips writing data for + * components in init state. + * + * XSAVE could be used, but that would require to reshuffle the + * data when XSAVES is available because XSAVES uses xstate + * compaction. But doing so is a pointless exercise because most + * components have an all zeros init state except for the legacy + * ones (FP and SSE). Those can be saved with FXSAVE into the + * legacy area. Adding new features requires to ensure that init + * state is all zeroes or if not to add the necessary handling + * here. */ - copy_xregs_to_kernel_booting(&init_fpstate.xsave); + fxsave(&init_fpstate.fxsave); } static int xfeature_uncompacted_offset(int xfeature_nr) diff --git a/arch/x86/kvm/cpuid.c b/arch/x86/kvm/cpuid.c index 9a48f138832d42..b4da665bb8923d 100644 --- a/arch/x86/kvm/cpuid.c +++ b/arch/x86/kvm/cpuid.c @@ -655,6 +655,7 @@ static int __do_cpuid_func_emulated(struct kvm_cpuid_array *array, u32 func) if (kvm_cpu_cap_has(X86_FEATURE_RDTSCP)) entry->ecx = F(RDPID); ++array->nent; + break; default: break; } diff --git a/arch/x86/kvm/lapic.c b/arch/x86/kvm/lapic.c index 8120e8614b92d7..17fa4ab1b83442 100644 --- a/arch/x86/kvm/lapic.c +++ b/arch/x86/kvm/lapic.c @@ -1410,6 +1410,9 @@ int kvm_lapic_reg_read(struct kvm_lapic *apic, u32 offset, int len, if (!apic_x2apic_mode(apic)) valid_reg_mask |= APIC_REG_MASK(APIC_ARBPRI); + if (alignment + len > 4) + return 1; + if (offset > 0x3f0 || !(valid_reg_mask & APIC_REG_MASK(offset))) return 1; @@ -1494,6 +1497,15 @@ static void limit_periodic_timer_frequency(struct kvm_lapic *apic) static void cancel_hv_timer(struct kvm_lapic *apic); +static void cancel_apic_timer(struct kvm_lapic *apic) +{ + hrtimer_cancel(&apic->lapic_timer.timer); + preempt_disable(); + if (apic->lapic_timer.hv_timer_in_use) + cancel_hv_timer(apic); + preempt_enable(); +} + static void apic_update_lvtt(struct kvm_lapic *apic) { u32 timer_mode = kvm_lapic_get_reg(apic, APIC_LVTT) & @@ -1502,11 +1514,7 @@ static void apic_update_lvtt(struct kvm_lapic *apic) if (apic->lapic_timer.timer_mode != timer_mode) { if (apic_lvtt_tscdeadline(apic) != (timer_mode == APIC_LVT_TIMER_TSCDEADLINE)) { - hrtimer_cancel(&apic->lapic_timer.timer); - preempt_disable(); - if (apic->lapic_timer.hv_timer_in_use) - cancel_hv_timer(apic); - preempt_enable(); + cancel_apic_timer(apic); kvm_lapic_set_reg(apic, APIC_TMICT, 0); apic->lapic_timer.period = 0; apic->lapic_timer.tscdeadline = 0; @@ -2092,7 +2100,7 @@ int kvm_lapic_reg_write(struct kvm_lapic *apic, u32 reg, u32 val) if (apic_lvtt_tscdeadline(apic)) break; - hrtimer_cancel(&apic->lapic_timer.timer); + cancel_apic_timer(apic); kvm_lapic_set_reg(apic, APIC_TMICT, val); start_apic_timer(apic); break; diff --git a/arch/x86/kvm/mmu/mmu.c b/arch/x86/kvm/mmu/mmu.c index 0144c40d09c76c..8d5876dfc6b71f 100644 --- a/arch/x86/kvm/mmu/mmu.c +++ b/arch/x86/kvm/mmu/mmu.c @@ -4739,9 +4739,33 @@ static void init_kvm_softmmu(struct kvm_vcpu *vcpu) context->inject_page_fault = kvm_inject_page_fault; } +static union kvm_mmu_role kvm_calc_nested_mmu_role(struct kvm_vcpu *vcpu) +{ + union kvm_mmu_role role = kvm_calc_shadow_root_page_role_common(vcpu, false); + + /* + * Nested MMUs are used only for walking L2's gva->gpa, they never have + * shadow pages of their own and so "direct" has no meaning. Set it + * to "true" to try to detect bogus usage of the nested MMU. + */ + role.base.direct = true; + + if (!is_paging(vcpu)) + role.base.level = 0; + else if (is_long_mode(vcpu)) + role.base.level = is_la57_mode(vcpu) ? PT64_ROOT_5LEVEL : + PT64_ROOT_4LEVEL; + else if (is_pae(vcpu)) + role.base.level = PT32E_ROOT_LEVEL; + else + role.base.level = PT32_ROOT_LEVEL; + + return role; +} + static void init_kvm_nested_mmu(struct kvm_vcpu *vcpu) { - union kvm_mmu_role new_role = kvm_calc_mmu_role_common(vcpu, false); + union kvm_mmu_role new_role = kvm_calc_nested_mmu_role(vcpu); struct kvm_mmu *g_context = &vcpu->arch.nested_mmu; if (new_role.as_u64 == g_context->mmu_role.as_u64) diff --git a/arch/x86/kvm/mmu/paging_tmpl.h b/arch/x86/kvm/mmu/paging_tmpl.h index 70b7e44e303526..823a5919f9fa01 100644 --- a/arch/x86/kvm/mmu/paging_tmpl.h +++ b/arch/x86/kvm/mmu/paging_tmpl.h @@ -90,8 +90,8 @@ struct guest_walker { gpa_t pte_gpa[PT_MAX_FULL_LEVELS]; pt_element_t __user *ptep_user[PT_MAX_FULL_LEVELS]; bool pte_writable[PT_MAX_FULL_LEVELS]; - unsigned pt_access; - unsigned pte_access; + unsigned int pt_access[PT_MAX_FULL_LEVELS]; + unsigned int pte_access; gfn_t gfn; struct x86_exception fault; }; @@ -418,13 +418,15 @@ static int FNAME(walk_addr_generic)(struct guest_walker *walker, } walker->ptes[walker->level - 1] = pte; + + /* Convert to ACC_*_MASK flags for struct guest_walker. */ + walker->pt_access[walker->level - 1] = FNAME(gpte_access)(pt_access ^ walk_nx_mask); } while (!is_last_gpte(mmu, walker->level, pte)); pte_pkey = FNAME(gpte_pkeys)(vcpu, pte); accessed_dirty = have_ad ? pte_access & PT_GUEST_ACCESSED_MASK : 0; /* Convert to ACC_*_MASK flags for struct guest_walker. */ - walker->pt_access = FNAME(gpte_access)(pt_access ^ walk_nx_mask); walker->pte_access = FNAME(gpte_access)(pte_access ^ walk_nx_mask); errcode = permission_fault(vcpu, mmu, walker->pte_access, pte_pkey, access); if (unlikely(errcode)) @@ -463,7 +465,8 @@ static int FNAME(walk_addr_generic)(struct guest_walker *walker, } pgprintk("%s: pte %llx pte_access %x pt_access %x\n", - __func__, (u64)pte, walker->pte_access, walker->pt_access); + __func__, (u64)pte, walker->pte_access, + walker->pt_access[walker->level - 1]); return 1; error: @@ -643,7 +646,7 @@ static int FNAME(fetch)(struct kvm_vcpu *vcpu, gpa_t addr, bool huge_page_disallowed = exec && nx_huge_page_workaround_enabled; struct kvm_mmu_page *sp = NULL; struct kvm_shadow_walk_iterator it; - unsigned direct_access, access = gw->pt_access; + unsigned int direct_access, access; int top_level, level, req_level, ret; gfn_t base_gfn = gw->gfn; @@ -675,6 +678,7 @@ static int FNAME(fetch)(struct kvm_vcpu *vcpu, gpa_t addr, sp = NULL; if (!is_shadow_present_pte(*it.sptep)) { table_gfn = gw->table_gfn[it.level - 2]; + access = gw->pt_access[it.level - 2]; sp = kvm_mmu_get_page(vcpu, table_gfn, addr, it.level-1, false, access); } diff --git a/arch/x86/kvm/svm/avic.c b/arch/x86/kvm/svm/avic.c index 0e62e6a2438cfd..5e7e920113f392 100644 --- a/arch/x86/kvm/svm/avic.c +++ b/arch/x86/kvm/svm/avic.c @@ -221,7 +221,7 @@ static u64 *avic_get_physical_id_entry(struct kvm_vcpu *vcpu, return &avic_physical_id_table[index]; } -/** +/* * Note: * AVIC hardware walks the nested page table to check permissions, * but does not use the SPA address specified in the leaf page @@ -764,7 +764,7 @@ static int svm_ir_list_add(struct vcpu_svm *svm, struct amd_iommu_pi_data *pi) return ret; } -/** +/* * Note: * The HW cannot support posting multicast/broadcast * interrupts to a vCPU. So, we still use legacy interrupt @@ -1005,7 +1005,7 @@ void avic_vcpu_put(struct kvm_vcpu *vcpu) WRITE_ONCE(*(svm->avic_physical_id_cache), entry); } -/** +/* * This function is called during VCPU halt/unhalt. */ static void avic_set_running(struct kvm_vcpu *vcpu, bool is_run) diff --git a/arch/x86/kvm/svm/sev.c b/arch/x86/kvm/svm/sev.c index 5bc887e9a9860e..8d36f0c7307187 100644 --- a/arch/x86/kvm/svm/sev.c +++ b/arch/x86/kvm/svm/sev.c @@ -199,9 +199,19 @@ static void sev_asid_free(struct kvm_sev_info *sev) sev->misc_cg = NULL; } -static void sev_unbind_asid(struct kvm *kvm, unsigned int handle) +static void sev_decommission(unsigned int handle) { struct sev_data_decommission decommission; + + if (!handle) + return; + + decommission.handle = handle; + sev_guest_decommission(&decommission, NULL); +} + +static void sev_unbind_asid(struct kvm *kvm, unsigned int handle) +{ struct sev_data_deactivate deactivate; if (!handle) @@ -214,9 +224,7 @@ static void sev_unbind_asid(struct kvm *kvm, unsigned int handle) sev_guest_deactivate(&deactivate, NULL); up_read(&sev_deactivate_lock); - /* decommission handle */ - decommission.handle = handle; - sev_guest_decommission(&decommission, NULL); + sev_decommission(handle); } static int sev_guest_init(struct kvm *kvm, struct kvm_sev_cmd *argp) @@ -341,8 +349,10 @@ static int sev_launch_start(struct kvm *kvm, struct kvm_sev_cmd *argp) /* Bind ASID to this guest */ ret = sev_bind_asid(kvm, start.handle, error); - if (ret) + if (ret) { + sev_decommission(start.handle); goto e_free_session; + } /* return handle to userspace */ params.handle = start.handle; @@ -1103,10 +1113,9 @@ __sev_send_start_query_session_length(struct kvm *kvm, struct kvm_sev_cmd *argp, struct sev_data_send_start data; int ret; + memset(&data, 0, sizeof(data)); data.handle = sev->handle; ret = sev_issue_cmd(kvm, SEV_CMD_SEND_START, &data, &argp->error); - if (ret < 0) - return ret; params->session_len = data.session_len; if (copy_to_user((void __user *)(uintptr_t)argp->data, params, @@ -1215,10 +1224,9 @@ __sev_send_update_data_query_lengths(struct kvm *kvm, struct kvm_sev_cmd *argp, struct sev_data_send_update_data data; int ret; + memset(&data, 0, sizeof(data)); data.handle = sev->handle; ret = sev_issue_cmd(kvm, SEV_CMD_SEND_UPDATE_DATA, &data, &argp->error); - if (ret < 0) - return ret; params->hdr_len = data.hdr_len; params->trans_len = data.trans_len; diff --git a/arch/x86/kvm/trace.h b/arch/x86/kvm/trace.h index a61c015870e335..4f839148948bc8 100644 --- a/arch/x86/kvm/trace.h +++ b/arch/x86/kvm/trace.h @@ -1550,16 +1550,16 @@ TRACE_EVENT(kvm_nested_vmenter_failed, TP_ARGS(msg, err), TP_STRUCT__entry( - __field(const char *, msg) + __string(msg, msg) __field(u32, err) ), TP_fast_assign( - __entry->msg = msg; + __assign_str(msg, msg); __entry->err = err; ), - TP_printk("%s%s", __entry->msg, !__entry->err ? "" : + TP_printk("%s%s", __get_str(msg), !__entry->err ? "" : __print_symbolic(__entry->err, VMX_VMENTER_INSTRUCTION_ERRORS)) ); diff --git a/arch/x86/kvm/vmx/vmx.c b/arch/x86/kvm/vmx/vmx.c index 50b42d7a8a1178..c2a779b688e641 100644 --- a/arch/x86/kvm/vmx/vmx.c +++ b/arch/x86/kvm/vmx/vmx.c @@ -6247,6 +6247,7 @@ void vmx_set_virtual_apic_mode(struct kvm_vcpu *vcpu) switch (kvm_get_apic_mode(vcpu)) { case LAPIC_MODE_INVALID: WARN_ONCE(true, "Invalid local APIC state"); + break; case LAPIC_MODE_DISABLED: break; case LAPIC_MODE_XAPIC: diff --git a/arch/x86/kvm/x86.c b/arch/x86/kvm/x86.c index b594275d49b527..e0f4a46649d750 100644 --- a/arch/x86/kvm/x86.c +++ b/arch/x86/kvm/x86.c @@ -3072,6 +3072,19 @@ static void kvm_vcpu_flush_tlb_all(struct kvm_vcpu *vcpu) static void kvm_vcpu_flush_tlb_guest(struct kvm_vcpu *vcpu) { ++vcpu->stat.tlb_flush; + + if (!tdp_enabled) { + /* + * A TLB flush on behalf of the guest is equivalent to + * INVPCID(all), toggling CR4.PGE, etc., which requires + * a forced sync of the shadow page tables. Unload the + * entire MMU here and the subsequent load will sync the + * shadow page tables, and also flush the TLB. + */ + kvm_mmu_unload(vcpu); + return; + } + static_call(kvm_x86_tlb_flush_guest)(vcpu); } @@ -3101,9 +3114,11 @@ static void record_steal_time(struct kvm_vcpu *vcpu) * expensive IPIs. */ if (guest_pv_has(vcpu, KVM_FEATURE_PV_TLB_FLUSH)) { + u8 st_preempted = xchg(&st->preempted, 0); + trace_kvm_pv_tlb_flush(vcpu->vcpu_id, - st->preempted & KVM_VCPU_FLUSH_TLB); - if (xchg(&st->preempted, 0) & KVM_VCPU_FLUSH_TLB) + st_preempted & KVM_VCPU_FLUSH_TLB); + if (st_preempted & KVM_VCPU_FLUSH_TLB) kvm_vcpu_flush_tlb_guest(vcpu); } else { st->preempted = 0; @@ -7091,7 +7106,10 @@ static unsigned emulator_get_hflags(struct x86_emulate_ctxt *ctxt) static void emulator_set_hflags(struct x86_emulate_ctxt *ctxt, unsigned emul_flags) { - emul_to_vcpu(ctxt)->arch.hflags = emul_flags; + struct kvm_vcpu *vcpu = emul_to_vcpu(ctxt); + + vcpu->arch.hflags = emul_flags; + kvm_mmu_reset_context(vcpu); } static int emulator_pre_leave_smm(struct x86_emulate_ctxt *ctxt, @@ -8243,6 +8261,7 @@ void kvm_arch_exit(void) kvm_x86_ops.hardware_enable = NULL; kvm_mmu_module_exit(); free_percpu(user_return_msrs); + kmem_cache_destroy(x86_emulator_cache); kmem_cache_destroy(x86_fpu_cache); #ifdef CONFIG_KVM_XEN static_key_deferred_flush(&kvm_xen_enabled); diff --git a/arch/x86/lib/retpoline.S b/arch/x86/lib/retpoline.S index 4d32cb06ffd5b2..ec9922cba30a4b 100644 --- a/arch/x86/lib/retpoline.S +++ b/arch/x86/lib/retpoline.S @@ -58,12 +58,16 @@ SYM_FUNC_START_NOALIGN(__x86_indirect_alt_call_\reg) 2: .skip 5-(2b-1b), 0x90 SYM_FUNC_END(__x86_indirect_alt_call_\reg) +STACK_FRAME_NON_STANDARD(__x86_indirect_alt_call_\reg) + SYM_FUNC_START_NOALIGN(__x86_indirect_alt_jmp_\reg) ANNOTATE_RETPOLINE_SAFE 1: jmp *%\reg 2: .skip 5-(2b-1b), 0x90 SYM_FUNC_END(__x86_indirect_alt_jmp_\reg) +STACK_FRAME_NON_STANDARD(__x86_indirect_alt_jmp_\reg) + .endm /* diff --git a/arch/x86/mm/ioremap.c b/arch/x86/mm/ioremap.c index 12c686c65ea996..60ade7dd71bd99 100644 --- a/arch/x86/mm/ioremap.c +++ b/arch/x86/mm/ioremap.c @@ -118,7 +118,9 @@ static void __ioremap_check_other(resource_size_t addr, struct ioremap_desc *des if (!IS_ENABLED(CONFIG_EFI)) return; - if (efi_mem_type(addr) == EFI_RUNTIME_SERVICES_DATA) + if (efi_mem_type(addr) == EFI_RUNTIME_SERVICES_DATA || + (efi_mem_type(addr) == EFI_BOOT_SERVICES_DATA && + efi_mem_attributes(addr) & EFI_MEMORY_RUNTIME)) desc->flags |= IORES_MAP_ENCRYPTED; } diff --git a/arch/x86/mm/numa.c b/arch/x86/mm/numa.c index 5eb4dc2b97dac9..e94da744386f3a 100644 --- a/arch/x86/mm/numa.c +++ b/arch/x86/mm/numa.c @@ -254,7 +254,13 @@ int __init numa_cleanup_meminfo(struct numa_meminfo *mi) /* make sure all non-reserved blocks are inside the limits */ bi->start = max(bi->start, low); - bi->end = min(bi->end, high); + + /* preserve info for non-RAM areas above 'max_pfn': */ + if (bi->end > high) { + numa_add_memblk_to(bi->nid, high, bi->end, + &numa_reserved_meminfo); + bi->end = high; + } /* and there's no empty block */ if (bi->start >= bi->end) diff --git a/arch/x86/pci/fixup.c b/arch/x86/pci/fixup.c index 02dc64625e64d2..2edd86649468fa 100644 --- a/arch/x86/pci/fixup.c +++ b/arch/x86/pci/fixup.c @@ -779,4 +779,48 @@ DECLARE_PCI_FIXUP_RESUME(PCI_VENDOR_ID_AMD, 0x1571, pci_amd_enable_64bit_bar); DECLARE_PCI_FIXUP_RESUME(PCI_VENDOR_ID_AMD, 0x15b1, pci_amd_enable_64bit_bar); DECLARE_PCI_FIXUP_RESUME(PCI_VENDOR_ID_AMD, 0x1601, pci_amd_enable_64bit_bar); +#define RS690_LOWER_TOP_OF_DRAM2 0x30 +#define RS690_LOWER_TOP_OF_DRAM2_VALID 0x1 +#define RS690_UPPER_TOP_OF_DRAM2 0x31 +#define RS690_HTIU_NB_INDEX 0xA8 +#define RS690_HTIU_NB_INDEX_WR_ENABLE 0x100 +#define RS690_HTIU_NB_DATA 0xAC + +/* + * Some BIOS implementations support RAM above 4GB, but do not configure the + * PCI host to respond to bus master accesses for these addresses. These + * implementations set the TOP_OF_DRAM_SLOT1 register correctly, so PCI DMA + * works as expected for addresses below 4GB. + * + * Reference: "AMD RS690 ASIC Family Register Reference Guide" (pg. 2-57) + * https://www.amd.com/system/files/TechDocs/43372_rs690_rrg_3.00o.pdf + */ +static void rs690_fix_64bit_dma(struct pci_dev *pdev) +{ + u32 val = 0; + phys_addr_t top_of_dram = __pa(high_memory - 1) + 1; + + if (top_of_dram <= (1ULL << 32)) + return; + + pci_write_config_dword(pdev, RS690_HTIU_NB_INDEX, + RS690_LOWER_TOP_OF_DRAM2); + pci_read_config_dword(pdev, RS690_HTIU_NB_DATA, &val); + + if (val) + return; + + pci_info(pdev, "Adjusting top of DRAM to %pa for 64-bit DMA support\n", &top_of_dram); + + pci_write_config_dword(pdev, RS690_HTIU_NB_INDEX, + RS690_UPPER_TOP_OF_DRAM2 | RS690_HTIU_NB_INDEX_WR_ENABLE); + pci_write_config_dword(pdev, RS690_HTIU_NB_DATA, top_of_dram >> 32); + + pci_write_config_dword(pdev, RS690_HTIU_NB_INDEX, + RS690_LOWER_TOP_OF_DRAM2 | RS690_HTIU_NB_INDEX_WR_ENABLE); + pci_write_config_dword(pdev, RS690_HTIU_NB_DATA, + top_of_dram | RS690_LOWER_TOP_OF_DRAM2_VALID); +} +DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_ATI, 0x7910, rs690_fix_64bit_dma); + #endif diff --git a/arch/x86/xen/enlighten_pv.c b/arch/x86/xen/enlighten_pv.c index e87699aa2dc826..03149422dce2ba 100644 --- a/arch/x86/xen/enlighten_pv.c +++ b/arch/x86/xen/enlighten_pv.c @@ -592,8 +592,10 @@ DEFINE_IDTENTRY_RAW(xenpv_exc_debug) DEFINE_IDTENTRY_RAW(exc_xen_unknown_trap) { /* This should never happen and there is no way to handle it. */ + instrumentation_begin(); pr_err("Unknown trap in Xen PV mode."); BUG(); + instrumentation_end(); } #ifdef CONFIG_X86_MCE diff --git a/crypto/async_tx/async_xor.c b/crypto/async_tx/async_xor.c index 6cd7f7025df478..d8a91521144e0a 100644 --- a/crypto/async_tx/async_xor.c +++ b/crypto/async_tx/async_xor.c @@ -233,7 +233,8 @@ async_xor_offs(struct page *dest, unsigned int offset, if (submit->flags & ASYNC_TX_XOR_DROP_DST) { src_cnt--; src_list++; - src_offs++; + if (src_offs) + src_offs++; } /* wait for any prerequisite operations */ diff --git a/drivers/acpi/bus.c b/drivers/acpi/bus.c index be7da23fad76f4..a4bd673934c0a4 100644 --- a/drivers/acpi/bus.c +++ b/drivers/acpi/bus.c @@ -330,32 +330,21 @@ static void acpi_bus_osc_negotiate_platform_control(void) if (ACPI_FAILURE(acpi_run_osc(handle, &context))) return; - capbuf_ret = context.ret.pointer; - if (context.ret.length <= OSC_SUPPORT_DWORD) { - kfree(context.ret.pointer); - return; - } + kfree(context.ret.pointer); - /* - * Now run _OSC again with query flag clear and with the caps - * supported by both the OS and the platform. - */ + /* Now run _OSC again with query flag clear */ capbuf[OSC_QUERY_DWORD] = 0; - capbuf[OSC_SUPPORT_DWORD] = capbuf_ret[OSC_SUPPORT_DWORD]; - kfree(context.ret.pointer); if (ACPI_FAILURE(acpi_run_osc(handle, &context))) return; capbuf_ret = context.ret.pointer; - if (context.ret.length > OSC_SUPPORT_DWORD) { - osc_sb_apei_support_acked = - capbuf_ret[OSC_SUPPORT_DWORD] & OSC_SB_APEI_SUPPORT; - osc_pc_lpi_support_confirmed = - capbuf_ret[OSC_SUPPORT_DWORD] & OSC_SB_PCLPI_SUPPORT; - osc_sb_native_usb4_support_confirmed = - capbuf_ret[OSC_SUPPORT_DWORD] & OSC_SB_NATIVE_USB4_SUPPORT; - } + osc_sb_apei_support_acked = + capbuf_ret[OSC_SUPPORT_DWORD] & OSC_SB_APEI_SUPPORT; + osc_pc_lpi_support_confirmed = + capbuf_ret[OSC_SUPPORT_DWORD] & OSC_SB_PCLPI_SUPPORT; + osc_sb_native_usb4_support_confirmed = + capbuf_ret[OSC_SUPPORT_DWORD] & OSC_SB_NATIVE_USB4_SUPPORT; kfree(context.ret.pointer); } diff --git a/drivers/acpi/sleep.c b/drivers/acpi/sleep.c index df386571da98b1..3bb2adef8490a0 100644 --- a/drivers/acpi/sleep.c +++ b/drivers/acpi/sleep.c @@ -1009,10 +1009,8 @@ static void acpi_sleep_hibernate_setup(void) return; acpi_get_table(ACPI_SIG_FACS, 1, (struct acpi_table_header **)&facs); - if (facs) { + if (facs) s4_hardware_signature = facs->hardware_signature; - acpi_put_table((struct acpi_table_header *)facs); - } } #else /* !CONFIG_HIBERNATION */ static inline void acpi_sleep_hibernate_setup(void) {} diff --git a/drivers/base/swnode.c b/drivers/base/swnode.c index 3cc11b813f28ca..d1f1a824012071 100644 --- a/drivers/base/swnode.c +++ b/drivers/base/swnode.c @@ -1045,7 +1045,15 @@ int device_add_software_node(struct device *dev, const struct software_node *nod } set_secondary_fwnode(dev, &swnode->fwnode); - software_node_notify(dev, KOBJ_ADD); + + /* + * If the device has been fully registered by the time this function is + * called, software_node_notify() must be called separately so that the + * symlinks get created and the reference count of the node is kept in + * balance. + */ + if (device_is_registered(dev)) + software_node_notify(dev, KOBJ_ADD); return 0; } @@ -1065,7 +1073,8 @@ void device_remove_software_node(struct device *dev) if (!swnode) return; - software_node_notify(dev, KOBJ_REMOVE); + if (device_is_registered(dev)) + software_node_notify(dev, KOBJ_REMOVE); set_secondary_fwnode(dev, NULL); kobject_put(&swnode->kobj); } @@ -1119,8 +1128,7 @@ int software_node_notify(struct device *dev, unsigned long action) switch (action) { case KOBJ_ADD: - ret = sysfs_create_link_nowarn(&dev->kobj, &swnode->kobj, - "software_node"); + ret = sysfs_create_link(&dev->kobj, &swnode->kobj, "software_node"); if (ret) break; diff --git a/drivers/block/loop.c b/drivers/block/loop.c index d58d68f3c7cd04..76e12f3482a917 100644 --- a/drivers/block/loop.c +++ b/drivers/block/loop.c @@ -1879,29 +1879,18 @@ static int lo_compat_ioctl(struct block_device *bdev, fmode_t mode, static int lo_open(struct block_device *bdev, fmode_t mode) { - struct loop_device *lo; + struct loop_device *lo = bdev->bd_disk->private_data; int err; - /* - * take loop_ctl_mutex to protect lo pointer from race with - * loop_control_ioctl(LOOP_CTL_REMOVE), however, to reduce contention - * release it prior to updating lo->lo_refcnt. - */ - err = mutex_lock_killable(&loop_ctl_mutex); - if (err) - return err; - lo = bdev->bd_disk->private_data; - if (!lo) { - mutex_unlock(&loop_ctl_mutex); - return -ENXIO; - } err = mutex_lock_killable(&lo->lo_mutex); - mutex_unlock(&loop_ctl_mutex); if (err) return err; - atomic_inc(&lo->lo_refcnt); + if (lo->lo_state == Lo_deleting) + err = -ENXIO; + else + atomic_inc(&lo->lo_refcnt); mutex_unlock(&lo->lo_mutex); - return 0; + return err; } static void lo_release(struct gendisk *disk, fmode_t mode) @@ -2285,7 +2274,7 @@ static long loop_control_ioctl(struct file *file, unsigned int cmd, mutex_unlock(&lo->lo_mutex); break; } - lo->lo_disk->private_data = NULL; + lo->lo_state = Lo_deleting; mutex_unlock(&lo->lo_mutex); idr_remove(&loop_index_idr, lo->lo_number); loop_remove(lo); diff --git a/drivers/block/loop.h b/drivers/block/loop.h index a3c04f310672e8..5beb959b94d36b 100644 --- a/drivers/block/loop.h +++ b/drivers/block/loop.h @@ -22,6 +22,7 @@ enum { Lo_unbound, Lo_bound, Lo_rundown, + Lo_deleting, }; struct loop_func_table; diff --git a/drivers/bus/mhi/pci_generic.c b/drivers/bus/mhi/pci_generic.c index 7c810f02a2ef4d..b3357a8a2fdbcf 100644 --- a/drivers/bus/mhi/pci_generic.c +++ b/drivers/bus/mhi/pci_generic.c @@ -311,8 +311,8 @@ static const struct mhi_channel_config mhi_foxconn_sdx55_channels[] = { MHI_CHANNEL_CONFIG_DL(5, "DIAG", 32, 1), MHI_CHANNEL_CONFIG_UL(12, "MBIM", 32, 0), MHI_CHANNEL_CONFIG_DL(13, "MBIM", 32, 0), - MHI_CHANNEL_CONFIG_UL(32, "AT", 32, 0), - MHI_CHANNEL_CONFIG_DL(33, "AT", 32, 0), + MHI_CHANNEL_CONFIG_UL(32, "DUN", 32, 0), + MHI_CHANNEL_CONFIG_DL(33, "DUN", 32, 0), MHI_CHANNEL_CONFIG_HW_UL(100, "IP_HW0_MBIM", 128, 2), MHI_CHANNEL_CONFIG_HW_DL(101, "IP_HW0_MBIM", 128, 3), }; @@ -708,7 +708,7 @@ static void mhi_pci_remove(struct pci_dev *pdev) struct mhi_pci_device *mhi_pdev = pci_get_drvdata(pdev); struct mhi_controller *mhi_cntrl = &mhi_pdev->mhi_cntrl; - del_timer(&mhi_pdev->health_check_timer); + del_timer_sync(&mhi_pdev->health_check_timer); cancel_work_sync(&mhi_pdev->recovery_work); if (test_and_clear_bit(MHI_PCI_DEV_STARTED, &mhi_pdev->status)) { @@ -935,9 +935,43 @@ static int __maybe_unused mhi_pci_resume(struct device *dev) return ret; } +static int __maybe_unused mhi_pci_freeze(struct device *dev) +{ + struct mhi_pci_device *mhi_pdev = dev_get_drvdata(dev); + struct mhi_controller *mhi_cntrl = &mhi_pdev->mhi_cntrl; + + /* We want to stop all operations, hibernation does not guarantee that + * device will be in the same state as before freezing, especially if + * the intermediate restore kernel reinitializes MHI device with new + * context. + */ + if (test_and_clear_bit(MHI_PCI_DEV_STARTED, &mhi_pdev->status)) { + mhi_power_down(mhi_cntrl, false); + mhi_unprepare_after_power_down(mhi_cntrl); + } + + return 0; +} + +static int __maybe_unused mhi_pci_restore(struct device *dev) +{ + struct mhi_pci_device *mhi_pdev = dev_get_drvdata(dev); + + /* Reinitialize the device */ + queue_work(system_long_wq, &mhi_pdev->recovery_work); + + return 0; +} + static const struct dev_pm_ops mhi_pci_pm_ops = { SET_RUNTIME_PM_OPS(mhi_pci_runtime_suspend, mhi_pci_runtime_resume, NULL) - SET_SYSTEM_SLEEP_PM_OPS(mhi_pci_suspend, mhi_pci_resume) +#ifdef CONFIG_PM_SLEEP + .suspend = mhi_pci_suspend, + .resume = mhi_pci_resume, + .freeze = mhi_pci_freeze, + .thaw = mhi_pci_restore, + .restore = mhi_pci_restore, +#endif }; static struct pci_driver mhi_pci_driver = { diff --git a/drivers/cpufreq/Kconfig.arm b/drivers/cpufreq/Kconfig.arm index a5c5f70acfc9ef..e65e0a43be6449 100644 --- a/drivers/cpufreq/Kconfig.arm +++ b/drivers/cpufreq/Kconfig.arm @@ -19,16 +19,6 @@ config ACPI_CPPC_CPUFREQ If in doubt, say N. -config ACPI_CPPC_CPUFREQ_FIE - bool "Frequency Invariance support for CPPC cpufreq driver" - depends on ACPI_CPPC_CPUFREQ && GENERIC_ARCH_TOPOLOGY - default y - help - This extends frequency invariance support in the CPPC cpufreq driver, - by using CPPC delivered and reference performance counters. - - If in doubt, say N. - config ARM_ALLWINNER_SUN50I_CPUFREQ_NVMEM tristate "Allwinner nvmem based SUN50I CPUFreq driver" depends on ARCH_SUNXI diff --git a/drivers/cpufreq/cppc_cpufreq.c b/drivers/cpufreq/cppc_cpufreq.c index 3848b4c222e133..2f769b1630c571 100644 --- a/drivers/cpufreq/cppc_cpufreq.c +++ b/drivers/cpufreq/cppc_cpufreq.c @@ -10,18 +10,14 @@ #define pr_fmt(fmt) "CPPC Cpufreq:" fmt -#include #include #include #include #include #include #include -#include -#include #include #include -#include #include @@ -61,204 +57,6 @@ static struct cppc_workaround_oem_info wa_info[] = { } }; -#ifdef CONFIG_ACPI_CPPC_CPUFREQ_FIE - -/* Frequency invariance support */ -struct cppc_freq_invariance { - int cpu; - struct irq_work irq_work; - struct kthread_work work; - struct cppc_perf_fb_ctrs prev_perf_fb_ctrs; - struct cppc_cpudata *cpu_data; -}; - -static DEFINE_PER_CPU(struct cppc_freq_invariance, cppc_freq_inv); -static struct kthread_worker *kworker_fie; -static bool fie_disabled; - -static struct cpufreq_driver cppc_cpufreq_driver; -static unsigned int hisi_cppc_cpufreq_get_rate(unsigned int cpu); -static int cppc_perf_from_fbctrs(struct cppc_cpudata *cpu_data, - struct cppc_perf_fb_ctrs fb_ctrs_t0, - struct cppc_perf_fb_ctrs fb_ctrs_t1); - -/** - * cppc_scale_freq_workfn - CPPC arch_freq_scale updater for frequency invariance - * @work: The work item. - * - * The CPPC driver register itself with the topology core to provide its own - * implementation (cppc_scale_freq_tick()) of topology_scale_freq_tick() which - * gets called by the scheduler on every tick. - * - * Note that the arch specific counters have higher priority than CPPC counters, - * if available, though the CPPC driver doesn't need to have any special - * handling for that. - * - * On an invocation of cppc_scale_freq_tick(), we schedule an irq work (since we - * reach here from hard-irq context), which then schedules a normal work item - * and cppc_scale_freq_workfn() updates the per_cpu arch_freq_scale variable - * based on the counter updates since the last tick. - */ -static void cppc_scale_freq_workfn(struct kthread_work *work) -{ - struct cppc_freq_invariance *cppc_fi; - struct cppc_perf_fb_ctrs fb_ctrs = {0}; - struct cppc_cpudata *cpu_data; - unsigned long local_freq_scale; - u64 perf; - - cppc_fi = container_of(work, struct cppc_freq_invariance, work); - cpu_data = cppc_fi->cpu_data; - - if (cppc_get_perf_ctrs(cppc_fi->cpu, &fb_ctrs)) { - pr_warn("%s: failed to read perf counters\n", __func__); - return; - } - - cppc_fi->prev_perf_fb_ctrs = fb_ctrs; - perf = cppc_perf_from_fbctrs(cpu_data, cppc_fi->prev_perf_fb_ctrs, - fb_ctrs); - - perf <<= SCHED_CAPACITY_SHIFT; - local_freq_scale = div64_u64(perf, cpu_data->perf_caps.highest_perf); - if (WARN_ON(local_freq_scale > 1024)) - local_freq_scale = 1024; - - per_cpu(arch_freq_scale, cppc_fi->cpu) = local_freq_scale; -} - -static void cppc_irq_work(struct irq_work *irq_work) -{ - struct cppc_freq_invariance *cppc_fi; - - cppc_fi = container_of(irq_work, struct cppc_freq_invariance, irq_work); - kthread_queue_work(kworker_fie, &cppc_fi->work); -} - -static void cppc_scale_freq_tick(void) -{ - struct cppc_freq_invariance *cppc_fi = &per_cpu(cppc_freq_inv, smp_processor_id()); - - /* - * cppc_get_perf_ctrs() can potentially sleep, call that from the right - * context. - */ - irq_work_queue(&cppc_fi->irq_work); -} - -static struct scale_freq_data cppc_sftd = { - .source = SCALE_FREQ_SOURCE_CPPC, - .set_freq_scale = cppc_scale_freq_tick, -}; - -static void cppc_freq_invariance_policy_init(struct cpufreq_policy *policy, - struct cppc_cpudata *cpu_data) -{ - struct cppc_perf_fb_ctrs fb_ctrs = {0}; - struct cppc_freq_invariance *cppc_fi; - int i, ret; - - if (cppc_cpufreq_driver.get == hisi_cppc_cpufreq_get_rate) - return; - - if (fie_disabled) - return; - - for_each_cpu(i, policy->cpus) { - cppc_fi = &per_cpu(cppc_freq_inv, i); - cppc_fi->cpu = i; - cppc_fi->cpu_data = cpu_data; - kthread_init_work(&cppc_fi->work, cppc_scale_freq_workfn); - init_irq_work(&cppc_fi->irq_work, cppc_irq_work); - - ret = cppc_get_perf_ctrs(i, &fb_ctrs); - if (ret) { - pr_warn("%s: failed to read perf counters: %d\n", - __func__, ret); - fie_disabled = true; - } else { - cppc_fi->prev_perf_fb_ctrs = fb_ctrs; - } - } -} - -static void __init cppc_freq_invariance_init(void) -{ - struct sched_attr attr = { - .size = sizeof(struct sched_attr), - .sched_policy = SCHED_DEADLINE, - .sched_nice = 0, - .sched_priority = 0, - /* - * Fake (unused) bandwidth; workaround to "fix" - * priority inheritance. - */ - .sched_runtime = 1000000, - .sched_deadline = 10000000, - .sched_period = 10000000, - }; - int ret; - - if (cppc_cpufreq_driver.get == hisi_cppc_cpufreq_get_rate) - return; - - if (fie_disabled) - return; - - kworker_fie = kthread_create_worker(0, "cppc_fie"); - if (IS_ERR(kworker_fie)) - return; - - ret = sched_setattr_nocheck(kworker_fie->task, &attr); - if (ret) { - pr_warn("%s: failed to set SCHED_DEADLINE: %d\n", __func__, - ret); - kthread_destroy_worker(kworker_fie); - return; - } - - /* Register for freq-invariance */ - topology_set_scale_freq_source(&cppc_sftd, cpu_present_mask); -} - -static void cppc_freq_invariance_exit(void) -{ - struct cppc_freq_invariance *cppc_fi; - int i; - - if (cppc_cpufreq_driver.get == hisi_cppc_cpufreq_get_rate) - return; - - if (fie_disabled) - return; - - topology_clear_scale_freq_source(SCALE_FREQ_SOURCE_CPPC, cpu_present_mask); - - for_each_possible_cpu(i) { - cppc_fi = &per_cpu(cppc_freq_inv, i); - irq_work_sync(&cppc_fi->irq_work); - } - - kthread_destroy_worker(kworker_fie); - kworker_fie = NULL; -} - -#else -static inline void -cppc_freq_invariance_policy_init(struct cpufreq_policy *policy, - struct cppc_cpudata *cpu_data) -{ -} - -static inline void cppc_freq_invariance_init(void) -{ -} - -static inline void cppc_freq_invariance_exit(void) -{ -} -#endif /* CONFIG_ACPI_CPPC_CPUFREQ_FIE */ - /* Callback function used to retrieve the max frequency from DMI */ static void cppc_find_dmi_mhz(const struct dmi_header *dm, void *private) { @@ -547,12 +345,9 @@ static int cppc_cpufreq_cpu_init(struct cpufreq_policy *policy) cpu_data->perf_ctrls.desired_perf = caps->highest_perf; ret = cppc_set_perf(cpu, &cpu_data->perf_ctrls); - if (ret) { + if (ret) pr_debug("Err setting perf value:%d on CPU:%d. ret:%d\n", caps->highest_perf, cpu, ret); - } else { - cppc_freq_invariance_policy_init(policy, cpu_data); - } return ret; } @@ -565,12 +360,12 @@ static inline u64 get_delta(u64 t1, u64 t0) return (u32)t1 - (u32)t0; } -static int cppc_perf_from_fbctrs(struct cppc_cpudata *cpu_data, - struct cppc_perf_fb_ctrs fb_ctrs_t0, - struct cppc_perf_fb_ctrs fb_ctrs_t1) +static int cppc_get_rate_from_fbctrs(struct cppc_cpudata *cpu_data, + struct cppc_perf_fb_ctrs fb_ctrs_t0, + struct cppc_perf_fb_ctrs fb_ctrs_t1) { u64 delta_reference, delta_delivered; - u64 reference_perf; + u64 reference_perf, delivered_perf; reference_perf = fb_ctrs_t0.reference_perf; @@ -579,21 +374,12 @@ static int cppc_perf_from_fbctrs(struct cppc_cpudata *cpu_data, delta_delivered = get_delta(fb_ctrs_t1.delivered, fb_ctrs_t0.delivered); - /* Check to avoid divide-by zero and invalid delivered_perf */ - if (!delta_reference || !delta_delivered) - return cpu_data->perf_ctrls.desired_perf; - - return (reference_perf * delta_delivered) / delta_reference; -} - -static int cppc_get_rate_from_fbctrs(struct cppc_cpudata *cpu_data, - struct cppc_perf_fb_ctrs fb_ctrs_t0, - struct cppc_perf_fb_ctrs fb_ctrs_t1) -{ - u64 delivered_perf; - - delivered_perf = cppc_perf_from_fbctrs(cpu_data, fb_ctrs_t0, - fb_ctrs_t1); + /* Check to avoid divide-by zero */ + if (delta_reference || delta_delivered) + delivered_perf = (reference_perf * delta_delivered) / + delta_reference; + else + delivered_perf = cpu_data->perf_ctrls.desired_perf; return cppc_cpufreq_perf_to_khz(cpu_data, delivered_perf); } @@ -718,8 +504,6 @@ static void cppc_check_hisi_workaround(void) static int __init cppc_cpufreq_init(void) { - int ret; - if ((acpi_disabled) || !acpi_cpc_valid()) return -ENODEV; @@ -727,11 +511,7 @@ static int __init cppc_cpufreq_init(void) cppc_check_hisi_workaround(); - ret = cpufreq_register_driver(&cppc_cpufreq_driver); - if (!ret) - cppc_freq_invariance_init(); - - return ret; + return cpufreq_register_driver(&cppc_cpufreq_driver); } static inline void free_cpu_data(void) @@ -748,7 +528,6 @@ static inline void free_cpu_data(void) static void __exit cppc_cpufreq_exit(void) { - cppc_freq_invariance_exit(); cpufreq_unregister_driver(&cppc_cpufreq_driver); free_cpu_data(); diff --git a/drivers/dma/Kconfig b/drivers/dma/Kconfig index 6ab9d9a488a6ed..39b5b46e880f29 100644 --- a/drivers/dma/Kconfig +++ b/drivers/dma/Kconfig @@ -59,6 +59,7 @@ config DMA_OF #devices config ALTERA_MSGDMA tristate "Altera / Intel mSGDMA Engine" + depends on HAS_IOMEM select DMA_ENGINE help Enable support for Altera / Intel mSGDMA controller. @@ -701,6 +702,7 @@ config XILINX_ZYNQMP_DMA config XILINX_ZYNQMP_DPDMA tristate "Xilinx DPDMA Engine" + depends on HAS_IOMEM && OF select DMA_ENGINE select DMA_VIRTUAL_CHANNELS help diff --git a/drivers/dma/fsl-dpaa2-qdma/dpaa2-qdma.c b/drivers/dma/fsl-dpaa2-qdma/dpaa2-qdma.c index 4ec909e0b81068..4ae057922ef1f4 100644 --- a/drivers/dma/fsl-dpaa2-qdma/dpaa2-qdma.c +++ b/drivers/dma/fsl-dpaa2-qdma/dpaa2-qdma.c @@ -332,6 +332,7 @@ static int __cold dpaa2_qdma_setup(struct fsl_mc_device *ls_dev) } if (priv->dpdmai_attr.version.major > DPDMAI_VER_MAJOR) { + err = -EINVAL; dev_err(dev, "DPDMAI major version mismatch\n" "Found %u.%u, supported version is %u.%u\n", priv->dpdmai_attr.version.major, @@ -341,6 +342,7 @@ static int __cold dpaa2_qdma_setup(struct fsl_mc_device *ls_dev) } if (priv->dpdmai_attr.version.minor > DPDMAI_VER_MINOR) { + err = -EINVAL; dev_err(dev, "DPDMAI minor version mismatch\n" "Found %u.%u, supported version is %u.%u\n", priv->dpdmai_attr.version.major, @@ -475,6 +477,7 @@ static int __cold dpaa2_qdma_dpio_setup(struct dpaa2_qdma_priv *priv) ppriv->store = dpaa2_io_store_create(DPAA2_QDMA_STORE_SIZE, dev); if (!ppriv->store) { + err = -ENOMEM; dev_err(dev, "dpaa2_io_store_create() failed\n"); goto err_store; } diff --git a/drivers/dma/idxd/cdev.c b/drivers/dma/idxd/cdev.c index 302cba5ff779d7..d4419bf1fedefe 100644 --- a/drivers/dma/idxd/cdev.c +++ b/drivers/dma/idxd/cdev.c @@ -110,6 +110,7 @@ static int idxd_cdev_open(struct inode *inode, struct file *filp) pasid = iommu_sva_get_pasid(sva); if (pasid == IOMMU_PASID_INVALID) { iommu_sva_unbind_device(sva); + rc = -EINVAL; goto failed; } diff --git a/drivers/dma/idxd/init.c b/drivers/dma/idxd/init.c index 776fd44aff5ffa..442d55c11a5f4d 100644 --- a/drivers/dma/idxd/init.c +++ b/drivers/dma/idxd/init.c @@ -168,6 +168,32 @@ static int idxd_setup_interrupts(struct idxd_device *idxd) return rc; } +static void idxd_cleanup_interrupts(struct idxd_device *idxd) +{ + struct pci_dev *pdev = idxd->pdev; + struct idxd_irq_entry *irq_entry; + int i, msixcnt; + + msixcnt = pci_msix_vec_count(pdev); + if (msixcnt <= 0) + return; + + irq_entry = &idxd->irq_entries[0]; + free_irq(irq_entry->vector, irq_entry); + + for (i = 1; i < msixcnt; i++) { + + irq_entry = &idxd->irq_entries[i]; + if (idxd->hw.cmd_cap & BIT(IDXD_CMD_RELEASE_INT_HANDLE)) + idxd_device_release_int_handle(idxd, idxd->int_handles[i], + IDXD_IRQ_MSIX); + free_irq(irq_entry->vector, irq_entry); + } + + idxd_mask_error_interrupts(idxd); + pci_free_irq_vectors(pdev); +} + static int idxd_setup_wqs(struct idxd_device *idxd) { struct device *dev = &idxd->pdev->dev; @@ -242,6 +268,7 @@ static int idxd_setup_engines(struct idxd_device *idxd) engine->idxd = idxd; device_initialize(&engine->conf_dev); engine->conf_dev.parent = &idxd->conf_dev; + engine->conf_dev.bus = &dsa_bus_type; engine->conf_dev.type = &idxd_engine_device_type; rc = dev_set_name(&engine->conf_dev, "engine%d.%d", idxd->id, engine->id); if (rc < 0) { @@ -303,6 +330,19 @@ static int idxd_setup_groups(struct idxd_device *idxd) return rc; } +static void idxd_cleanup_internals(struct idxd_device *idxd) +{ + int i; + + for (i = 0; i < idxd->max_groups; i++) + put_device(&idxd->groups[i]->conf_dev); + for (i = 0; i < idxd->max_engines; i++) + put_device(&idxd->engines[i]->conf_dev); + for (i = 0; i < idxd->max_wqs; i++) + put_device(&idxd->wqs[i]->conf_dev); + destroy_workqueue(idxd->wq); +} + static int idxd_setup_internals(struct idxd_device *idxd) { struct device *dev = &idxd->pdev->dev; @@ -531,12 +571,12 @@ static int idxd_probe(struct idxd_device *idxd) dev_dbg(dev, "Loading RO device config\n"); rc = idxd_device_load_config(idxd); if (rc < 0) - goto err; + goto err_config; } rc = idxd_setup_interrupts(idxd); if (rc) - goto err; + goto err_config; dev_dbg(dev, "IDXD interrupt setup complete.\n"); @@ -549,6 +589,8 @@ static int idxd_probe(struct idxd_device *idxd) dev_dbg(dev, "IDXD device %d probed successfully\n", idxd->id); return 0; + err_config: + idxd_cleanup_internals(idxd); err: if (device_pasid_enabled(idxd)) idxd_disable_system_pasid(idxd); @@ -556,6 +598,18 @@ static int idxd_probe(struct idxd_device *idxd) return rc; } +static void idxd_cleanup(struct idxd_device *idxd) +{ + struct device *dev = &idxd->pdev->dev; + + perfmon_pmu_remove(idxd); + idxd_cleanup_interrupts(idxd); + idxd_cleanup_internals(idxd); + if (device_pasid_enabled(idxd)) + idxd_disable_system_pasid(idxd); + iommu_dev_disable_feature(dev, IOMMU_DEV_FEAT_SVA); +} + static int idxd_pci_probe(struct pci_dev *pdev, const struct pci_device_id *id) { struct device *dev = &pdev->dev; @@ -608,7 +662,7 @@ static int idxd_pci_probe(struct pci_dev *pdev, const struct pci_device_id *id) rc = idxd_register_devices(idxd); if (rc) { dev_err(dev, "IDXD sysfs setup failed\n"); - goto err; + goto err_dev_register; } idxd->state = IDXD_DEV_CONF_READY; @@ -618,6 +672,8 @@ static int idxd_pci_probe(struct pci_dev *pdev, const struct pci_device_id *id) return 0; + err_dev_register: + idxd_cleanup(idxd); err: pci_iounmap(pdev, idxd->reg_base); err_iomap: @@ -787,6 +843,7 @@ module_init(idxd_init_module); static void __exit idxd_exit_module(void) { + idxd_unregister_driver(); pci_unregister_driver(&idxd_pci_driver); idxd_cdev_remove(); idxd_unregister_bus_type(); diff --git a/drivers/dma/ipu/ipu_irq.c b/drivers/dma/ipu/ipu_irq.c index 0d5c42f7bfa4f8..97d9a6f04f2a2b 100644 --- a/drivers/dma/ipu/ipu_irq.c +++ b/drivers/dma/ipu/ipu_irq.c @@ -230,7 +230,7 @@ int ipu_irq_map(unsigned int source) } /** - * ipu_irq_map() - map an IPU interrupt source to an IRQ number + * ipu_irq_unmap() - unmap an IPU interrupt source * @source: interrupt source bit position (see ipu_irq_map()) * @return: 0 or negative error code */ diff --git a/drivers/dma/mediatek/mtk-uart-apdma.c b/drivers/dma/mediatek/mtk-uart-apdma.c index 27c07350971dd5..375e7e647df6b5 100644 --- a/drivers/dma/mediatek/mtk-uart-apdma.c +++ b/drivers/dma/mediatek/mtk-uart-apdma.c @@ -131,10 +131,7 @@ static unsigned int mtk_uart_apdma_read(struct mtk_chan *c, unsigned int reg) static void mtk_uart_apdma_desc_free(struct virt_dma_desc *vd) { - struct dma_chan *chan = vd->tx.chan; - struct mtk_chan *c = to_mtk_uart_apdma_chan(chan); - - kfree(c->desc); + kfree(container_of(vd, struct mtk_uart_apdma_desc, vd)); } static void mtk_uart_apdma_start_tx(struct mtk_chan *c) @@ -207,14 +204,9 @@ static void mtk_uart_apdma_start_rx(struct mtk_chan *c) static void mtk_uart_apdma_tx_handler(struct mtk_chan *c) { - struct mtk_uart_apdma_desc *d = c->desc; - mtk_uart_apdma_write(c, VFF_INT_FLAG, VFF_TX_INT_CLR_B); mtk_uart_apdma_write(c, VFF_INT_EN, VFF_INT_EN_CLR_B); mtk_uart_apdma_write(c, VFF_EN, VFF_EN_CLR_B); - - list_del(&d->vd.node); - vchan_cookie_complete(&d->vd); } static void mtk_uart_apdma_rx_handler(struct mtk_chan *c) @@ -245,9 +237,17 @@ static void mtk_uart_apdma_rx_handler(struct mtk_chan *c) c->rx_status = d->avail_len - cnt; mtk_uart_apdma_write(c, VFF_RPT, wg); +} - list_del(&d->vd.node); - vchan_cookie_complete(&d->vd); +static void mtk_uart_apdma_chan_complete_handler(struct mtk_chan *c) +{ + struct mtk_uart_apdma_desc *d = c->desc; + + if (d) { + list_del(&d->vd.node); + vchan_cookie_complete(&d->vd); + c->desc = NULL; + } } static irqreturn_t mtk_uart_apdma_irq_handler(int irq, void *dev_id) @@ -261,6 +261,7 @@ static irqreturn_t mtk_uart_apdma_irq_handler(int irq, void *dev_id) mtk_uart_apdma_rx_handler(c); else if (c->dir == DMA_MEM_TO_DEV) mtk_uart_apdma_tx_handler(c); + mtk_uart_apdma_chan_complete_handler(c); spin_unlock_irqrestore(&c->vc.lock, flags); return IRQ_HANDLED; @@ -348,7 +349,7 @@ static struct dma_async_tx_descriptor *mtk_uart_apdma_prep_slave_sg return NULL; /* Now allocate and setup the descriptor */ - d = kzalloc(sizeof(*d), GFP_ATOMIC); + d = kzalloc(sizeof(*d), GFP_NOWAIT); if (!d) return NULL; @@ -366,7 +367,7 @@ static void mtk_uart_apdma_issue_pending(struct dma_chan *chan) unsigned long flags; spin_lock_irqsave(&c->vc.lock, flags); - if (vchan_issue_pending(&c->vc)) { + if (vchan_issue_pending(&c->vc) && !c->desc) { vd = vchan_next_desc(&c->vc); c->desc = to_mtk_uart_apdma_desc(&vd->tx); diff --git a/drivers/dma/pl330.c b/drivers/dma/pl330.c index fd8d2bc3be9f51..110de8a6005884 100644 --- a/drivers/dma/pl330.c +++ b/drivers/dma/pl330.c @@ -2694,13 +2694,15 @@ static struct dma_async_tx_descriptor *pl330_prep_dma_cyclic( for (i = 0; i < len / period_len; i++) { desc = pl330_get_desc(pch); if (!desc) { + unsigned long iflags; + dev_err(pch->dmac->ddma.dev, "%s:%d Unable to fetch desc\n", __func__, __LINE__); if (!first) return NULL; - spin_lock_irqsave(&pl330->pool_lock, flags); + spin_lock_irqsave(&pl330->pool_lock, iflags); while (!list_empty(&first->node)) { desc = list_entry(first->node.next, @@ -2710,7 +2712,7 @@ static struct dma_async_tx_descriptor *pl330_prep_dma_cyclic( list_move_tail(&first->node, &pl330->desc_pool); - spin_unlock_irqrestore(&pl330->pool_lock, flags); + spin_unlock_irqrestore(&pl330->pool_lock, iflags); return NULL; } diff --git a/drivers/dma/qcom/Kconfig b/drivers/dma/qcom/Kconfig index 365f94eb3b0817..3f926a653bd889 100644 --- a/drivers/dma/qcom/Kconfig +++ b/drivers/dma/qcom/Kconfig @@ -33,6 +33,7 @@ config QCOM_GPI_DMA config QCOM_HIDMA_MGMT tristate "Qualcomm Technologies HIDMA Management support" + depends on HAS_IOMEM select DMA_ENGINE help Enable support for the Qualcomm Technologies HIDMA Management. diff --git a/drivers/dma/sf-pdma/Kconfig b/drivers/dma/sf-pdma/Kconfig index f8ffa02e279ffa..ba46a0a15a9361 100644 --- a/drivers/dma/sf-pdma/Kconfig +++ b/drivers/dma/sf-pdma/Kconfig @@ -1,5 +1,6 @@ config SF_PDMA tristate "Sifive PDMA controller driver" + depends on HAS_IOMEM select DMA_ENGINE select DMA_VIRTUAL_CHANNELS help diff --git a/drivers/dma/sh/rcar-dmac.c b/drivers/dma/sh/rcar-dmac.c index d530c1bf11d977..6885b3dcd7a973 100644 --- a/drivers/dma/sh/rcar-dmac.c +++ b/drivers/dma/sh/rcar-dmac.c @@ -1913,7 +1913,7 @@ static int rcar_dmac_probe(struct platform_device *pdev) /* Enable runtime PM and initialize the device. */ pm_runtime_enable(&pdev->dev); - ret = pm_runtime_get_sync(&pdev->dev); + ret = pm_runtime_resume_and_get(&pdev->dev); if (ret < 0) { dev_err(&pdev->dev, "runtime PM get sync failed (%d)\n", ret); return ret; diff --git a/drivers/dma/ste_dma40.c b/drivers/dma/ste_dma40.c index 265d7c07b348e9..e1827393143f16 100644 --- a/drivers/dma/ste_dma40.c +++ b/drivers/dma/ste_dma40.c @@ -3675,6 +3675,9 @@ static int __init d40_probe(struct platform_device *pdev) kfree(base->lcla_pool.base_unaligned); + if (base->lcpa_base) + iounmap(base->lcpa_base); + if (base->phy_lcpa) release_mem_region(base->phy_lcpa, base->lcpa_size); diff --git a/drivers/dma/stm32-mdma.c b/drivers/dma/stm32-mdma.c index 36ba8b43e78dee..18cbd1e43c2e8b 100644 --- a/drivers/dma/stm32-mdma.c +++ b/drivers/dma/stm32-mdma.c @@ -1452,7 +1452,7 @@ static int stm32_mdma_alloc_chan_resources(struct dma_chan *c) return -ENOMEM; } - ret = pm_runtime_get_sync(dmadev->ddev.dev); + ret = pm_runtime_resume_and_get(dmadev->ddev.dev); if (ret < 0) return ret; @@ -1718,7 +1718,7 @@ static int stm32_mdma_pm_suspend(struct device *dev) u32 ccr, id; int ret; - ret = pm_runtime_get_sync(dev); + ret = pm_runtime_resume_and_get(dev); if (ret < 0) return ret; diff --git a/drivers/dma/xilinx/xilinx_dpdma.c b/drivers/dma/xilinx/xilinx_dpdma.c index 70b29bd079c9f3..6c709803203ad9 100644 --- a/drivers/dma/xilinx/xilinx_dpdma.c +++ b/drivers/dma/xilinx/xilinx_dpdma.c @@ -113,6 +113,7 @@ #define XILINX_DPDMA_CH_VDO 0x020 #define XILINX_DPDMA_CH_PYLD_SZ 0x024 #define XILINX_DPDMA_CH_DESC_ID 0x028 +#define XILINX_DPDMA_CH_DESC_ID_MASK GENMASK(15, 0) /* DPDMA descriptor fields */ #define XILINX_DPDMA_DESC_CONTROL_PREEMBLE 0xa5 @@ -866,7 +867,8 @@ static void xilinx_dpdma_chan_queue_transfer(struct xilinx_dpdma_chan *chan) * will be used, but it should be enough. */ list_for_each_entry(sw_desc, &desc->descriptors, node) - sw_desc->hw.desc_id = desc->vdesc.tx.cookie; + sw_desc->hw.desc_id = desc->vdesc.tx.cookie + & XILINX_DPDMA_CH_DESC_ID_MASK; sw_desc = list_first_entry(&desc->descriptors, struct xilinx_dpdma_sw_desc, node); @@ -1086,7 +1088,8 @@ static void xilinx_dpdma_chan_vsync_irq(struct xilinx_dpdma_chan *chan) if (!chan->running || !pending) goto out; - desc_id = dpdma_read(chan->reg, XILINX_DPDMA_CH_DESC_ID); + desc_id = dpdma_read(chan->reg, XILINX_DPDMA_CH_DESC_ID) + & XILINX_DPDMA_CH_DESC_ID_MASK; /* If the retrigger raced with vsync, retry at the next frame. */ sw_desc = list_first_entry(&pending->descriptors, @@ -1459,7 +1462,7 @@ static void xilinx_dpdma_enable_irq(struct xilinx_dpdma_device *xdev) */ static void xilinx_dpdma_disable_irq(struct xilinx_dpdma_device *xdev) { - dpdma_write(xdev->reg, XILINX_DPDMA_IDS, XILINX_DPDMA_INTR_ERR_ALL); + dpdma_write(xdev->reg, XILINX_DPDMA_IDS, XILINX_DPDMA_INTR_ALL); dpdma_write(xdev->reg, XILINX_DPDMA_EIDS, XILINX_DPDMA_EINTR_ALL); } @@ -1596,6 +1599,26 @@ static struct dma_chan *of_dma_xilinx_xlate(struct of_phandle_args *dma_spec, return dma_get_slave_channel(&xdev->chan[chan_id]->vchan.chan); } +static void dpdma_hw_init(struct xilinx_dpdma_device *xdev) +{ + unsigned int i; + void __iomem *reg; + + /* Disable all interrupts */ + xilinx_dpdma_disable_irq(xdev); + + /* Stop all channels */ + for (i = 0; i < ARRAY_SIZE(xdev->chan); i++) { + reg = xdev->reg + XILINX_DPDMA_CH_BASE + + XILINX_DPDMA_CH_OFFSET * i; + dpdma_clr(reg, XILINX_DPDMA_CH_CNTL, XILINX_DPDMA_CH_CNTL_ENABLE); + } + + /* Clear the interrupt status registers */ + dpdma_write(xdev->reg, XILINX_DPDMA_ISR, XILINX_DPDMA_INTR_ALL); + dpdma_write(xdev->reg, XILINX_DPDMA_EISR, XILINX_DPDMA_EINTR_ALL); +} + static int xilinx_dpdma_probe(struct platform_device *pdev) { struct xilinx_dpdma_device *xdev; @@ -1622,6 +1645,8 @@ static int xilinx_dpdma_probe(struct platform_device *pdev) if (IS_ERR(xdev->reg)) return PTR_ERR(xdev->reg); + dpdma_hw_init(xdev); + xdev->irq = platform_get_irq(pdev, 0); if (xdev->irq < 0) { dev_err(xdev->dev, "failed to get platform irq\n"); diff --git a/drivers/dma/xilinx/zynqmp_dma.c b/drivers/dma/xilinx/zynqmp_dma.c index d8419565b92ccd..5fecf5aa6e8589 100644 --- a/drivers/dma/xilinx/zynqmp_dma.c +++ b/drivers/dma/xilinx/zynqmp_dma.c @@ -468,7 +468,7 @@ static int zynqmp_dma_alloc_chan_resources(struct dma_chan *dchan) struct zynqmp_dma_desc_sw *desc; int i, ret; - ret = pm_runtime_get_sync(chan->dev); + ret = pm_runtime_resume_and_get(chan->dev); if (ret < 0) return ret; diff --git a/drivers/gpio/Kconfig b/drivers/gpio/Kconfig index 1dd0ec6727fde2..3c69b785cb79d4 100644 --- a/drivers/gpio/Kconfig +++ b/drivers/gpio/Kconfig @@ -1383,6 +1383,7 @@ config GPIO_TPS68470 config GPIO_TQMX86 tristate "TQ-Systems QTMX86 GPIO" depends on MFD_TQMX86 || COMPILE_TEST + depends on HAS_IOPORT_MAP select GPIOLIB_IRQCHIP help This driver supports GPIO on the TQMX86 IO controller. @@ -1450,6 +1451,7 @@ menu "PCI GPIO expanders" config GPIO_AMD8111 tristate "AMD 8111 GPIO driver" depends on X86 || COMPILE_TEST + depends on HAS_IOPORT_MAP help The AMD 8111 south bridge contains 32 GPIO pins which can be used. diff --git a/drivers/gpio/gpio-mxc.c b/drivers/gpio/gpio-mxc.c index 157106e1e43817..b9fdf05d766947 100644 --- a/drivers/gpio/gpio-mxc.c +++ b/drivers/gpio/gpio-mxc.c @@ -334,7 +334,7 @@ static int mxc_gpio_init_gc(struct mxc_gpio_port *port, int irq_base) ct->chip.irq_unmask = irq_gc_mask_set_bit; ct->chip.irq_set_type = gpio_set_irq_type; ct->chip.irq_set_wake = gpio_set_wake_irq; - ct->chip.flags = IRQCHIP_MASK_ON_SUSPEND; + ct->chip.flags = IRQCHIP_MASK_ON_SUSPEND | IRQCHIP_ENABLE_WAKEUP_ON_SUSPEND; ct->regs.ack = GPIO_ISR; ct->regs.mask = GPIO_IMR; diff --git a/drivers/gpio/gpio-wcd934x.c b/drivers/gpio/gpio-wcd934x.c index 1cbce599085584..97e6caedf1f33e 100644 --- a/drivers/gpio/gpio-wcd934x.c +++ b/drivers/gpio/gpio-wcd934x.c @@ -7,7 +7,7 @@ #include #include -#define WCD_PIN_MASK(p) BIT(p - 1) +#define WCD_PIN_MASK(p) BIT(p) #define WCD_REG_DIR_CTL_OFFSET 0x42 #define WCD_REG_VAL_CTL_OFFSET 0x43 #define WCD934X_NPINS 5 diff --git a/drivers/gpio/gpiolib-cdev.c b/drivers/gpio/gpiolib-cdev.c index 1631727bf0da1c..c7b5446d01fd23 100644 --- a/drivers/gpio/gpiolib-cdev.c +++ b/drivers/gpio/gpiolib-cdev.c @@ -1880,6 +1880,7 @@ static void gpio_v2_line_info_changed_to_v1( struct gpio_v2_line_info_changed *lic_v2, struct gpioline_info_changed *lic_v1) { + memset(lic_v1, 0, sizeof(*lic_v1)); gpio_v2_line_info_to_v1(&lic_v2->info, &lic_v1->info); lic_v1->timestamp = lic_v2->timestamp_ns; lic_v1->event_type = lic_v2->event_type; diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_display.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_display.c index 8a1fb8b6606e52..2a4cd7d377bfaf 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_display.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_display.c @@ -1047,17 +1047,18 @@ int amdgpu_display_gem_fb_init(struct drm_device *dev, rfb->base.obj[0] = obj; drm_helper_mode_fill_fb_struct(dev, &rfb->base, mode_cmd); - ret = drm_framebuffer_init(dev, &rfb->base, &amdgpu_fb_funcs); + + ret = amdgpu_display_framebuffer_init(dev, rfb, mode_cmd, obj); if (ret) goto err; - ret = amdgpu_display_framebuffer_init(dev, rfb, mode_cmd, obj); + ret = drm_framebuffer_init(dev, &rfb->base, &amdgpu_fb_funcs); if (ret) goto err; return 0; err: - drm_err(dev, "Failed to init gem fb: %d\n", ret); + drm_dbg_kms(dev, "Failed to init gem fb: %d\n", ret); rfb->base.obj[0] = NULL; return ret; } @@ -1071,9 +1072,6 @@ int amdgpu_display_gem_fb_verify_and_init( rfb->base.obj[0] = obj; drm_helper_mode_fill_fb_struct(dev, &rfb->base, mode_cmd); - ret = drm_framebuffer_init(dev, &rfb->base, &amdgpu_fb_funcs); - if (ret) - goto err; /* Verify that the modifier is supported. */ if (!drm_any_plane_has_format(dev, mode_cmd->pixel_format, mode_cmd->modifier[0])) { @@ -1092,9 +1090,13 @@ int amdgpu_display_gem_fb_verify_and_init( if (ret) goto err; + ret = drm_framebuffer_init(dev, &rfb->base, &amdgpu_fb_funcs); + if (ret) + goto err; + return 0; err: - drm_err(dev, "Failed to verify and init gem fb: %d\n", ret); + drm_dbg_kms(dev, "Failed to verify and init gem fb: %d\n", ret); rfb->base.obj[0] = NULL; return ret; } diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_dma_buf.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_dma_buf.c index baa980a477d944..37ec5936508035 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_dma_buf.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_dma_buf.c @@ -214,9 +214,21 @@ static int amdgpu_dma_buf_pin(struct dma_buf_attachment *attach) { struct drm_gem_object *obj = attach->dmabuf->priv; struct amdgpu_bo *bo = gem_to_amdgpu_bo(obj); + int r; /* pin buffer into GTT */ - return amdgpu_bo_pin(bo, AMDGPU_GEM_DOMAIN_GTT); + r = amdgpu_bo_pin(bo, AMDGPU_GEM_DOMAIN_GTT); + if (r) + return r; + + if (bo->tbo.moving) { + r = dma_fence_wait(bo->tbo.moving, true); + if (r) { + amdgpu_bo_unpin(bo); + return r; + } + } + return 0; } /** diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c index 1345f7eba011bf..f9434bc2f9b219 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c @@ -100,7 +100,7 @@ static void amdgpu_bo_destroy(struct ttm_buffer_object *tbo) kfree(ubo->metadata); } - kfree(bo); + kvfree(bo); } /** @@ -552,7 +552,7 @@ static int amdgpu_bo_do_create(struct amdgpu_device *adev, BUG_ON(bp->bo_ptr_size < sizeof(struct amdgpu_bo)); *bo_ptr = NULL; - bo = kzalloc(bp->bo_ptr_size, GFP_KERNEL); + bo = kvzalloc(bp->bo_ptr_size, GFP_KERNEL); if (bo == NULL) return -ENOMEM; drm_gem_private_object_init(adev_to_drm(adev), &bo->tbo.base, size); diff --git a/drivers/gpu/drm/amd/amdgpu/gfx_v10_0.c b/drivers/gpu/drm/amd/amdgpu/gfx_v10_0.c index 7ce76a6b3a3502..0597aeb5f0e898 100644 --- a/drivers/gpu/drm/amd/amdgpu/gfx_v10_0.c +++ b/drivers/gpu/drm/amd/amdgpu/gfx_v10_0.c @@ -173,6 +173,9 @@ #define mmGC_THROTTLE_CTRL_Sienna_Cichlid 0x2030 #define mmGC_THROTTLE_CTRL_Sienna_Cichlid_BASE_IDX 0 +#define mmRLC_SPARE_INT_0_Sienna_Cichlid 0x4ca5 +#define mmRLC_SPARE_INT_0_Sienna_Cichlid_BASE_IDX 1 + #define GFX_RLCG_GC_WRITE_OLD (0x8 << 28) #define GFX_RLCG_GC_WRITE (0x0 << 28) #define GFX_RLCG_GC_READ (0x1 << 28) @@ -1480,8 +1483,15 @@ static u32 gfx_v10_rlcg_rw(struct amdgpu_device *adev, u32 offset, u32 v, uint32 (adev->reg_offset[GC_HWIP][0][mmSCRATCH_REG0_BASE_IDX] + mmSCRATCH_REG2) * 4; scratch_reg3 = adev->rmmio + (adev->reg_offset[GC_HWIP][0][mmSCRATCH_REG1_BASE_IDX] + mmSCRATCH_REG3) * 4; - spare_int = adev->rmmio + - (adev->reg_offset[GC_HWIP][0][mmRLC_SPARE_INT_BASE_IDX] + mmRLC_SPARE_INT) * 4; + + if (adev->asic_type >= CHIP_SIENNA_CICHLID) { + spare_int = adev->rmmio + + (adev->reg_offset[GC_HWIP][0][mmRLC_SPARE_INT_0_Sienna_Cichlid_BASE_IDX] + + mmRLC_SPARE_INT_0_Sienna_Cichlid) * 4; + } else { + spare_int = adev->rmmio + + (adev->reg_offset[GC_HWIP][0][mmRLC_SPARE_INT_BASE_IDX] + mmRLC_SPARE_INT) * 4; + } grbm_cntl = adev->reg_offset[GC_HWIP][0][mmGRBM_GFX_CNTL_BASE_IDX] + mmGRBM_GFX_CNTL; grbm_idx = adev->reg_offset[GC_HWIP][0][mmGRBM_GFX_INDEX_BASE_IDX] + mmGRBM_GFX_INDEX; @@ -7349,9 +7359,15 @@ static int gfx_v10_0_hw_fini(void *handle) if (amdgpu_sriov_vf(adev)) { gfx_v10_0_cp_gfx_enable(adev, false); /* Program KIQ position of RLC_CP_SCHEDULERS during destroy */ - tmp = RREG32_SOC15(GC, 0, mmRLC_CP_SCHEDULERS); - tmp &= 0xffffff00; - WREG32_SOC15(GC, 0, mmRLC_CP_SCHEDULERS, tmp); + if (adev->asic_type >= CHIP_SIENNA_CICHLID) { + tmp = RREG32_SOC15(GC, 0, mmRLC_CP_SCHEDULERS_Sienna_Cichlid); + tmp &= 0xffffff00; + WREG32_SOC15(GC, 0, mmRLC_CP_SCHEDULERS_Sienna_Cichlid, tmp); + } else { + tmp = RREG32_SOC15(GC, 0, mmRLC_CP_SCHEDULERS); + tmp &= 0xffffff00; + WREG32_SOC15(GC, 0, mmRLC_CP_SCHEDULERS, tmp); + } return 0; } diff --git a/drivers/gpu/drm/amd/pm/powerplay/hwmgr/smu10_hwmgr.c b/drivers/gpu/drm/amd/pm/powerplay/hwmgr/smu10_hwmgr.c index f5fe540cd5366b..27cf2271679391 100644 --- a/drivers/gpu/drm/amd/pm/powerplay/hwmgr/smu10_hwmgr.c +++ b/drivers/gpu/drm/amd/pm/powerplay/hwmgr/smu10_hwmgr.c @@ -810,6 +810,7 @@ static int smu10_dpm_force_dpm_level(struct pp_hwmgr *hwmgr, break; case AMD_DPM_FORCED_LEVEL_MANUAL: data->fine_grain_enabled = 1; + break; case AMD_DPM_FORCED_LEVEL_PROFILE_EXIT: default: break; diff --git a/drivers/gpu/drm/atmel-hlcdc/atmel_hlcdc_crtc.c b/drivers/gpu/drm/atmel-hlcdc/atmel_hlcdc_crtc.c index 05ad75d155e840..cfe4fc69277e68 100644 --- a/drivers/gpu/drm/atmel-hlcdc/atmel_hlcdc_crtc.c +++ b/drivers/gpu/drm/atmel-hlcdc/atmel_hlcdc_crtc.c @@ -232,7 +232,6 @@ static void atmel_hlcdc_crtc_atomic_enable(struct drm_crtc *c, pm_runtime_put_sync(dev->dev); - drm_crtc_vblank_on(c); } #define ATMEL_HLCDC_RGB444_OUTPUT BIT(0) @@ -343,8 +342,17 @@ static int atmel_hlcdc_crtc_atomic_check(struct drm_crtc *c, static void atmel_hlcdc_crtc_atomic_begin(struct drm_crtc *c, struct drm_atomic_state *state) +{ + drm_crtc_vblank_on(c); +} + +static void atmel_hlcdc_crtc_atomic_flush(struct drm_crtc *c, + struct drm_atomic_state *state) { struct atmel_hlcdc_crtc *crtc = drm_crtc_to_atmel_hlcdc_crtc(c); + unsigned long flags; + + spin_lock_irqsave(&c->dev->event_lock, flags); if (c->state->event) { c->state->event->pipe = drm_crtc_index(c); @@ -354,12 +362,7 @@ static void atmel_hlcdc_crtc_atomic_begin(struct drm_crtc *c, crtc->event = c->state->event; c->state->event = NULL; } -} - -static void atmel_hlcdc_crtc_atomic_flush(struct drm_crtc *crtc, - struct drm_atomic_state *state) -{ - /* TODO: write common plane control register if available */ + spin_unlock_irqrestore(&c->dev->event_lock, flags); } static const struct drm_crtc_helper_funcs lcdc_crtc_helper_funcs = { diff --git a/drivers/gpu/drm/atmel-hlcdc/atmel_hlcdc_dc.c b/drivers/gpu/drm/atmel-hlcdc/atmel_hlcdc_dc.c index 65af56e4712943..f09b6dd8754c62 100644 --- a/drivers/gpu/drm/atmel-hlcdc/atmel_hlcdc_dc.c +++ b/drivers/gpu/drm/atmel-hlcdc/atmel_hlcdc_dc.c @@ -593,6 +593,7 @@ static int atmel_hlcdc_dc_modeset_init(struct drm_device *dev) dev->mode_config.max_width = dc->desc->max_width; dev->mode_config.max_height = dc->desc->max_height; dev->mode_config.funcs = &mode_config_funcs; + dev->mode_config.async_page_flip = true; return 0; } diff --git a/drivers/gpu/drm/drm_auth.c b/drivers/gpu/drm/drm_auth.c index f2d46b7ac6f9f8..232abbba36868b 100644 --- a/drivers/gpu/drm/drm_auth.c +++ b/drivers/gpu/drm/drm_auth.c @@ -314,9 +314,10 @@ int drm_master_open(struct drm_file *file_priv) void drm_master_release(struct drm_file *file_priv) { struct drm_device *dev = file_priv->minor->dev; - struct drm_master *master = file_priv->master; + struct drm_master *master; mutex_lock(&dev->master_mutex); + master = file_priv->master; if (file_priv->magic) idr_remove(&file_priv->master->magic_map, file_priv->magic); diff --git a/drivers/gpu/drm/drm_ioctl.c b/drivers/gpu/drm/drm_ioctl.c index d273d1a8603a95..495a4767a44306 100644 --- a/drivers/gpu/drm/drm_ioctl.c +++ b/drivers/gpu/drm/drm_ioctl.c @@ -118,17 +118,18 @@ int drm_getunique(struct drm_device *dev, void *data, struct drm_file *file_priv) { struct drm_unique *u = data; - struct drm_master *master = file_priv->master; + struct drm_master *master; - mutex_lock(&master->dev->master_mutex); + mutex_lock(&dev->master_mutex); + master = file_priv->master; if (u->unique_len >= master->unique_len) { if (copy_to_user(u->unique, master->unique, master->unique_len)) { - mutex_unlock(&master->dev->master_mutex); + mutex_unlock(&dev->master_mutex); return -EFAULT; } } u->unique_len = master->unique_len; - mutex_unlock(&master->dev->master_mutex); + mutex_unlock(&dev->master_mutex); return 0; } diff --git a/drivers/gpu/drm/kmb/kmb_drv.c b/drivers/gpu/drm/kmb/kmb_drv.c index f64e06e1067dd8..96ea1a2c11dd6a 100644 --- a/drivers/gpu/drm/kmb/kmb_drv.c +++ b/drivers/gpu/drm/kmb/kmb_drv.c @@ -137,6 +137,7 @@ static int kmb_hw_init(struct drm_device *drm, unsigned long flags) /* Allocate LCD interrupt resources */ irq_lcd = platform_get_irq(pdev, 0); if (irq_lcd < 0) { + ret = irq_lcd; drm_err(&kmb->drm, "irq_lcd not found"); goto setup_fail; } diff --git a/drivers/gpu/drm/mcde/mcde_dsi.c b/drivers/gpu/drm/mcde/mcde_dsi.c index b3fd3501c41279..5275b2723293b7 100644 --- a/drivers/gpu/drm/mcde/mcde_dsi.c +++ b/drivers/gpu/drm/mcde/mcde_dsi.c @@ -577,7 +577,7 @@ static void mcde_dsi_setup_video_mode(struct mcde_dsi *d, * porches and sync. */ /* (ps/s) / (pixels/s) = ps/pixels */ - pclk = DIV_ROUND_UP_ULL(1000000000000, mode->clock); + pclk = DIV_ROUND_UP_ULL(1000000000000, (mode->clock * 1000)); dev_dbg(d->dev, "picoseconds between two pixels: %llu\n", pclk); diff --git a/drivers/gpu/drm/msm/adreno/a6xx_gpu.c b/drivers/gpu/drm/msm/adreno/a6xx_gpu.c index b4d8e1b01ee4f2..f6c1b62b901e27 100644 --- a/drivers/gpu/drm/msm/adreno/a6xx_gpu.c +++ b/drivers/gpu/drm/msm/adreno/a6xx_gpu.c @@ -157,7 +157,7 @@ static void a6xx_submit(struct msm_gpu *gpu, struct msm_gem_submit *submit) * GPU registers so we need to add 0x1a800 to the register value on A630 * to get the right value from PM4. */ - get_stats_counter(ring, REG_A6XX_GMU_ALWAYS_ON_COUNTER_L + 0x1a800, + get_stats_counter(ring, REG_A6XX_CP_ALWAYS_ON_COUNTER_LO, rbmemptr_stats(ring, index, alwayson_start)); /* Invalidate CCU depth and color */ @@ -187,7 +187,7 @@ static void a6xx_submit(struct msm_gpu *gpu, struct msm_gem_submit *submit) get_stats_counter(ring, REG_A6XX_RBBM_PERFCTR_CP_0_LO, rbmemptr_stats(ring, index, cpcycles_end)); - get_stats_counter(ring, REG_A6XX_GMU_ALWAYS_ON_COUNTER_L + 0x1a800, + get_stats_counter(ring, REG_A6XX_CP_ALWAYS_ON_COUNTER_LO, rbmemptr_stats(ring, index, alwayson_end)); /* Write the fence to the scratch register */ @@ -206,8 +206,8 @@ static void a6xx_submit(struct msm_gpu *gpu, struct msm_gem_submit *submit) OUT_RING(ring, submit->seqno); trace_msm_gpu_submit_flush(submit, - gmu_read64(&a6xx_gpu->gmu, REG_A6XX_GMU_ALWAYS_ON_COUNTER_L, - REG_A6XX_GMU_ALWAYS_ON_COUNTER_H)); + gpu_read64(gpu, REG_A6XX_CP_ALWAYS_ON_COUNTER_LO, + REG_A6XX_CP_ALWAYS_ON_COUNTER_HI)); a6xx_flush(gpu, ring); } @@ -462,6 +462,113 @@ static void a6xx_set_hwcg(struct msm_gpu *gpu, bool state) gpu_write(gpu, REG_A6XX_RBBM_CLOCK_CNTL, state ? clock_cntl_on : 0); } +/* For a615, a616, a618, A619, a630, a640 and a680 */ +static const u32 a6xx_protect[] = { + A6XX_PROTECT_RDONLY(0x00000, 0x04ff), + A6XX_PROTECT_RDONLY(0x00501, 0x0005), + A6XX_PROTECT_RDONLY(0x0050b, 0x02f4), + A6XX_PROTECT_NORDWR(0x0050e, 0x0000), + A6XX_PROTECT_NORDWR(0x00510, 0x0000), + A6XX_PROTECT_NORDWR(0x00534, 0x0000), + A6XX_PROTECT_NORDWR(0x00800, 0x0082), + A6XX_PROTECT_NORDWR(0x008a0, 0x0008), + A6XX_PROTECT_NORDWR(0x008ab, 0x0024), + A6XX_PROTECT_RDONLY(0x008de, 0x00ae), + A6XX_PROTECT_NORDWR(0x00900, 0x004d), + A6XX_PROTECT_NORDWR(0x0098d, 0x0272), + A6XX_PROTECT_NORDWR(0x00e00, 0x0001), + A6XX_PROTECT_NORDWR(0x00e03, 0x000c), + A6XX_PROTECT_NORDWR(0x03c00, 0x00c3), + A6XX_PROTECT_RDONLY(0x03cc4, 0x1fff), + A6XX_PROTECT_NORDWR(0x08630, 0x01cf), + A6XX_PROTECT_NORDWR(0x08e00, 0x0000), + A6XX_PROTECT_NORDWR(0x08e08, 0x0000), + A6XX_PROTECT_NORDWR(0x08e50, 0x001f), + A6XX_PROTECT_NORDWR(0x09624, 0x01db), + A6XX_PROTECT_NORDWR(0x09e70, 0x0001), + A6XX_PROTECT_NORDWR(0x09e78, 0x0187), + A6XX_PROTECT_NORDWR(0x0a630, 0x01cf), + A6XX_PROTECT_NORDWR(0x0ae02, 0x0000), + A6XX_PROTECT_NORDWR(0x0ae50, 0x032f), + A6XX_PROTECT_NORDWR(0x0b604, 0x0000), + A6XX_PROTECT_NORDWR(0x0be02, 0x0001), + A6XX_PROTECT_NORDWR(0x0be20, 0x17df), + A6XX_PROTECT_NORDWR(0x0f000, 0x0bff), + A6XX_PROTECT_RDONLY(0x0fc00, 0x1fff), + A6XX_PROTECT_NORDWR(0x11c00, 0x0000), /* note: infinite range */ +}; + +/* These are for a620 and a650 */ +static const u32 a650_protect[] = { + A6XX_PROTECT_RDONLY(0x00000, 0x04ff), + A6XX_PROTECT_RDONLY(0x00501, 0x0005), + A6XX_PROTECT_RDONLY(0x0050b, 0x02f4), + A6XX_PROTECT_NORDWR(0x0050e, 0x0000), + A6XX_PROTECT_NORDWR(0x00510, 0x0000), + A6XX_PROTECT_NORDWR(0x00534, 0x0000), + A6XX_PROTECT_NORDWR(0x00800, 0x0082), + A6XX_PROTECT_NORDWR(0x008a0, 0x0008), + A6XX_PROTECT_NORDWR(0x008ab, 0x0024), + A6XX_PROTECT_RDONLY(0x008de, 0x00ae), + A6XX_PROTECT_NORDWR(0x00900, 0x004d), + A6XX_PROTECT_NORDWR(0x0098d, 0x0272), + A6XX_PROTECT_NORDWR(0x00e00, 0x0001), + A6XX_PROTECT_NORDWR(0x00e03, 0x000c), + A6XX_PROTECT_NORDWR(0x03c00, 0x00c3), + A6XX_PROTECT_RDONLY(0x03cc4, 0x1fff), + A6XX_PROTECT_NORDWR(0x08630, 0x01cf), + A6XX_PROTECT_NORDWR(0x08e00, 0x0000), + A6XX_PROTECT_NORDWR(0x08e08, 0x0000), + A6XX_PROTECT_NORDWR(0x08e50, 0x001f), + A6XX_PROTECT_NORDWR(0x08e80, 0x027f), + A6XX_PROTECT_NORDWR(0x09624, 0x01db), + A6XX_PROTECT_NORDWR(0x09e60, 0x0011), + A6XX_PROTECT_NORDWR(0x09e78, 0x0187), + A6XX_PROTECT_NORDWR(0x0a630, 0x01cf), + A6XX_PROTECT_NORDWR(0x0ae02, 0x0000), + A6XX_PROTECT_NORDWR(0x0ae50, 0x032f), + A6XX_PROTECT_NORDWR(0x0b604, 0x0000), + A6XX_PROTECT_NORDWR(0x0b608, 0x0007), + A6XX_PROTECT_NORDWR(0x0be02, 0x0001), + A6XX_PROTECT_NORDWR(0x0be20, 0x17df), + A6XX_PROTECT_NORDWR(0x0f000, 0x0bff), + A6XX_PROTECT_RDONLY(0x0fc00, 0x1fff), + A6XX_PROTECT_NORDWR(0x18400, 0x1fff), + A6XX_PROTECT_NORDWR(0x1a800, 0x1fff), + A6XX_PROTECT_NORDWR(0x1f400, 0x0443), + A6XX_PROTECT_RDONLY(0x1f844, 0x007b), + A6XX_PROTECT_NORDWR(0x1f887, 0x001b), + A6XX_PROTECT_NORDWR(0x1f8c0, 0x0000), /* note: infinite range */ +}; + +static void a6xx_set_cp_protect(struct msm_gpu *gpu) +{ + struct adreno_gpu *adreno_gpu = to_adreno_gpu(gpu); + const u32 *regs = a6xx_protect; + unsigned i, count = ARRAY_SIZE(a6xx_protect), count_max = 32; + + BUILD_BUG_ON(ARRAY_SIZE(a6xx_protect) > 32); + BUILD_BUG_ON(ARRAY_SIZE(a650_protect) > 48); + + if (adreno_is_a650(adreno_gpu)) { + regs = a650_protect; + count = ARRAY_SIZE(a650_protect); + count_max = 48; + } + + /* + * Enable access protection to privileged registers, fault on an access + * protect violation and select the last span to protect from the start + * address all the way to the end of the register address space + */ + gpu_write(gpu, REG_A6XX_CP_PROTECT_CNTL, BIT(0) | BIT(1) | BIT(3)); + + for (i = 0; i < count - 1; i++) + gpu_write(gpu, REG_A6XX_CP_PROTECT(i), regs[i]); + /* last CP_PROTECT to have "infinite" length on the last entry */ + gpu_write(gpu, REG_A6XX_CP_PROTECT(count_max - 1), regs[i]); +} + static void a6xx_set_ubwc_config(struct msm_gpu *gpu) { struct adreno_gpu *adreno_gpu = to_adreno_gpu(gpu); @@ -489,7 +596,7 @@ static void a6xx_set_ubwc_config(struct msm_gpu *gpu) rgb565_predicator << 11 | amsbc << 4 | lower_bit << 1); gpu_write(gpu, REG_A6XX_TPL1_NC_MODE_CNTL, lower_bit << 1); gpu_write(gpu, REG_A6XX_SP_NC_MODE_CNTL, - uavflagprd_inv >> 4 | lower_bit << 1); + uavflagprd_inv << 4 | lower_bit << 1); gpu_write(gpu, REG_A6XX_UCHE_MODE_CNTL, lower_bit << 21); } @@ -776,41 +883,7 @@ static int a6xx_hw_init(struct msm_gpu *gpu) } /* Protect registers from the CP */ - gpu_write(gpu, REG_A6XX_CP_PROTECT_CNTL, 0x00000003); - - gpu_write(gpu, REG_A6XX_CP_PROTECT(0), - A6XX_PROTECT_RDONLY(0x600, 0x51)); - gpu_write(gpu, REG_A6XX_CP_PROTECT(1), A6XX_PROTECT_RW(0xae50, 0x2)); - gpu_write(gpu, REG_A6XX_CP_PROTECT(2), A6XX_PROTECT_RW(0x9624, 0x13)); - gpu_write(gpu, REG_A6XX_CP_PROTECT(3), A6XX_PROTECT_RW(0x8630, 0x8)); - gpu_write(gpu, REG_A6XX_CP_PROTECT(4), A6XX_PROTECT_RW(0x9e70, 0x1)); - gpu_write(gpu, REG_A6XX_CP_PROTECT(5), A6XX_PROTECT_RW(0x9e78, 0x187)); - gpu_write(gpu, REG_A6XX_CP_PROTECT(6), A6XX_PROTECT_RW(0xf000, 0x810)); - gpu_write(gpu, REG_A6XX_CP_PROTECT(7), - A6XX_PROTECT_RDONLY(0xfc00, 0x3)); - gpu_write(gpu, REG_A6XX_CP_PROTECT(8), A6XX_PROTECT_RW(0x50e, 0x0)); - gpu_write(gpu, REG_A6XX_CP_PROTECT(9), A6XX_PROTECT_RDONLY(0x50f, 0x0)); - gpu_write(gpu, REG_A6XX_CP_PROTECT(10), A6XX_PROTECT_RW(0x510, 0x0)); - gpu_write(gpu, REG_A6XX_CP_PROTECT(11), - A6XX_PROTECT_RDONLY(0x0, 0x4f9)); - gpu_write(gpu, REG_A6XX_CP_PROTECT(12), - A6XX_PROTECT_RDONLY(0x501, 0xa)); - gpu_write(gpu, REG_A6XX_CP_PROTECT(13), - A6XX_PROTECT_RDONLY(0x511, 0x44)); - gpu_write(gpu, REG_A6XX_CP_PROTECT(14), A6XX_PROTECT_RW(0xe00, 0xe)); - gpu_write(gpu, REG_A6XX_CP_PROTECT(15), A6XX_PROTECT_RW(0x8e00, 0x0)); - gpu_write(gpu, REG_A6XX_CP_PROTECT(16), A6XX_PROTECT_RW(0x8e50, 0xf)); - gpu_write(gpu, REG_A6XX_CP_PROTECT(17), A6XX_PROTECT_RW(0xbe02, 0x0)); - gpu_write(gpu, REG_A6XX_CP_PROTECT(18), - A6XX_PROTECT_RW(0xbe20, 0x11f3)); - gpu_write(gpu, REG_A6XX_CP_PROTECT(19), A6XX_PROTECT_RW(0x800, 0x82)); - gpu_write(gpu, REG_A6XX_CP_PROTECT(20), A6XX_PROTECT_RW(0x8a0, 0x8)); - gpu_write(gpu, REG_A6XX_CP_PROTECT(21), A6XX_PROTECT_RW(0x8ab, 0x19)); - gpu_write(gpu, REG_A6XX_CP_PROTECT(22), A6XX_PROTECT_RW(0x900, 0x4d)); - gpu_write(gpu, REG_A6XX_CP_PROTECT(23), A6XX_PROTECT_RW(0x98d, 0x76)); - gpu_write(gpu, REG_A6XX_CP_PROTECT(24), - A6XX_PROTECT_RDONLY(0x980, 0x4)); - gpu_write(gpu, REG_A6XX_CP_PROTECT(25), A6XX_PROTECT_RW(0xa630, 0x0)); + a6xx_set_cp_protect(gpu); /* Enable expanded apriv for targets that support it */ if (gpu->hw_apriv) { @@ -1211,7 +1284,7 @@ static int a6xx_pm_suspend(struct msm_gpu *gpu) if (ret) return ret; - if (adreno_gpu->base.hw_apriv || a6xx_gpu->has_whereami) + if (a6xx_gpu->shadow_bo) for (i = 0; i < gpu->nr_rings; i++) a6xx_gpu->shadow[i] = 0; diff --git a/drivers/gpu/drm/msm/adreno/a6xx_gpu.h b/drivers/gpu/drm/msm/adreno/a6xx_gpu.h index ce0610c5256f7a..bb544dfe57379d 100644 --- a/drivers/gpu/drm/msm/adreno/a6xx_gpu.h +++ b/drivers/gpu/drm/msm/adreno/a6xx_gpu.h @@ -44,7 +44,7 @@ struct a6xx_gpu { * REG_CP_PROTECT_REG(n) - this will block both reads and writes for _len * registers starting at _reg. */ -#define A6XX_PROTECT_RW(_reg, _len) \ +#define A6XX_PROTECT_NORDWR(_reg, _len) \ ((1 << 31) | \ (((_len) & 0x3FFF) << 18) | ((_reg) & 0x3FFFF)) diff --git a/drivers/gpu/drm/msm/dsi/phy/dsi_phy_10nm.c b/drivers/gpu/drm/msm/dsi/phy/dsi_phy_10nm.c index 34bc93548fcfb7..657778889d359f 100644 --- a/drivers/gpu/drm/msm/dsi/phy/dsi_phy_10nm.c +++ b/drivers/gpu/drm/msm/dsi/phy/dsi_phy_10nm.c @@ -432,6 +432,7 @@ static unsigned long dsi_pll_10nm_vco_recalc_rate(struct clk_hw *hw, pll_freq += div_u64(tmp64, multiplier); vco_rate = pll_freq; + pll_10nm->vco_current_rate = vco_rate; DBG("DSI PLL%d returning vco rate = %lu, dec = %x, frac = %x", pll_10nm->phy->id, (unsigned long)vco_rate, dec, frac); diff --git a/drivers/gpu/drm/msm/dsi/phy/dsi_phy_7nm.c b/drivers/gpu/drm/msm/dsi/phy/dsi_phy_7nm.c index e76ce40a12abad..6f96fbac828240 100644 --- a/drivers/gpu/drm/msm/dsi/phy/dsi_phy_7nm.c +++ b/drivers/gpu/drm/msm/dsi/phy/dsi_phy_7nm.c @@ -460,6 +460,7 @@ static unsigned long dsi_pll_7nm_vco_recalc_rate(struct clk_hw *hw, pll_freq += div_u64(tmp64, multiplier); vco_rate = pll_freq; + pll_7nm->vco_current_rate = vco_rate; DBG("DSI PLL%d returning vco rate = %lu, dec = %x, frac = %x", pll_7nm->phy->id, (unsigned long)vco_rate, dec, frac); diff --git a/drivers/gpu/drm/msm/msm_gem.c b/drivers/gpu/drm/msm/msm_gem.c index 56df86e5f74003..369d91e6361ecd 100644 --- a/drivers/gpu/drm/msm/msm_gem.c +++ b/drivers/gpu/drm/msm/msm_gem.c @@ -1241,6 +1241,13 @@ static struct drm_gem_object *_msm_gem_new(struct drm_device *dev, to_msm_bo(obj)->vram_node = &vma->node; + /* Call chain get_pages() -> update_inactive() tries to + * access msm_obj->mm_list, but it is not initialized yet. + * To avoid NULL pointer dereference error, initialize + * mm_list to be empty. + */ + INIT_LIST_HEAD(&msm_obj->mm_list); + msm_gem_lock(obj); pages = get_pages(obj); msm_gem_unlock(obj); diff --git a/drivers/gpu/drm/nouveau/nouveau_bo.c b/drivers/gpu/drm/nouveau/nouveau_bo.c index 3e09df0472ce40..170aba99a11015 100644 --- a/drivers/gpu/drm/nouveau/nouveau_bo.c +++ b/drivers/gpu/drm/nouveau/nouveau_bo.c @@ -546,7 +546,7 @@ nouveau_bo_sync_for_device(struct nouveau_bo *nvbo) struct ttm_tt *ttm_dma = (struct ttm_tt *)nvbo->bo.ttm; int i, j; - if (!ttm_dma) + if (!ttm_dma || !ttm_dma->dma_address) return; if (!ttm_dma->pages) { NV_DEBUG(drm, "ttm_dma 0x%p: pages NULL\n", ttm_dma); @@ -582,7 +582,7 @@ nouveau_bo_sync_for_cpu(struct nouveau_bo *nvbo) struct ttm_tt *ttm_dma = (struct ttm_tt *)nvbo->bo.ttm; int i, j; - if (!ttm_dma) + if (!ttm_dma || !ttm_dma->dma_address) return; if (!ttm_dma->pages) { NV_DEBUG(drm, "ttm_dma 0x%p: pages NULL\n", ttm_dma); diff --git a/drivers/gpu/drm/nouveau/nouveau_prime.c b/drivers/gpu/drm/nouveau/nouveau_prime.c index 347488685f745a..60019d0532fcff 100644 --- a/drivers/gpu/drm/nouveau/nouveau_prime.c +++ b/drivers/gpu/drm/nouveau/nouveau_prime.c @@ -93,7 +93,22 @@ int nouveau_gem_prime_pin(struct drm_gem_object *obj) if (ret) return -EINVAL; - return 0; + ret = ttm_bo_reserve(&nvbo->bo, false, false, NULL); + if (ret) + goto error; + + if (nvbo->bo.moving) + ret = dma_fence_wait(nvbo->bo.moving, true); + + ttm_bo_unreserve(&nvbo->bo); + if (ret) + goto error; + + return ret; + +error: + nouveau_bo_unpin(nvbo); + return ret; } void nouveau_gem_prime_unpin(struct drm_gem_object *obj) diff --git a/drivers/gpu/drm/panel/panel-samsung-ld9040.c b/drivers/gpu/drm/panel/panel-samsung-ld9040.c index f484147fc3a668..c4b388850a13e0 100644 --- a/drivers/gpu/drm/panel/panel-samsung-ld9040.c +++ b/drivers/gpu/drm/panel/panel-samsung-ld9040.c @@ -383,6 +383,7 @@ MODULE_DEVICE_TABLE(spi, ld9040_ids); static struct spi_driver ld9040_driver = { .probe = ld9040_probe, .remove = ld9040_remove, + .id_table = ld9040_ids, .driver = { .name = "panel-samsung-ld9040", .of_match_table = ld9040_of_match, diff --git a/drivers/gpu/drm/radeon/radeon_prime.c b/drivers/gpu/drm/radeon/radeon_prime.c index 42a87948e28c5b..4a90807351e72d 100644 --- a/drivers/gpu/drm/radeon/radeon_prime.c +++ b/drivers/gpu/drm/radeon/radeon_prime.c @@ -77,9 +77,19 @@ int radeon_gem_prime_pin(struct drm_gem_object *obj) /* pin buffer into GTT */ ret = radeon_bo_pin(bo, RADEON_GEM_DOMAIN_GTT, NULL); - if (likely(ret == 0)) - bo->prime_shared_count++; - + if (unlikely(ret)) + goto error; + + if (bo->tbo.moving) { + ret = dma_fence_wait(bo->tbo.moving, false); + if (unlikely(ret)) { + radeon_bo_unpin(bo); + goto error; + } + } + + bo->prime_shared_count++; +error: radeon_bo_unreserve(bo); return ret; } diff --git a/drivers/gpu/drm/radeon/radeon_uvd.c b/drivers/gpu/drm/radeon/radeon_uvd.c index dfa9fdbe98da25..06bb24d7a9feea 100644 --- a/drivers/gpu/drm/radeon/radeon_uvd.c +++ b/drivers/gpu/drm/radeon/radeon_uvd.c @@ -286,7 +286,7 @@ int radeon_uvd_resume(struct radeon_device *rdev) if (rdev->uvd.vcpu_bo == NULL) return -EINVAL; - memcpy(rdev->uvd.cpu_addr, rdev->uvd_fw->data, rdev->uvd_fw->size); + memcpy_toio((void __iomem *)rdev->uvd.cpu_addr, rdev->uvd_fw->data, rdev->uvd_fw->size); size = radeon_bo_size(rdev->uvd.vcpu_bo); size -= rdev->uvd_fw->size; @@ -294,7 +294,7 @@ int radeon_uvd_resume(struct radeon_device *rdev) ptr = rdev->uvd.cpu_addr; ptr += rdev->uvd_fw->size; - memset(ptr, 0, size); + memset_io((void __iomem *)ptr, 0, size); return 0; } diff --git a/drivers/gpu/drm/sun4i/sun8i_dw_hdmi.c b/drivers/gpu/drm/sun4i/sun8i_dw_hdmi.c index bbdfd5e26ec88d..f75fb157f2ff75 100644 --- a/drivers/gpu/drm/sun4i/sun8i_dw_hdmi.c +++ b/drivers/gpu/drm/sun4i/sun8i_dw_hdmi.c @@ -209,7 +209,7 @@ static int sun8i_dw_hdmi_bind(struct device *dev, struct device *master, goto err_disable_clk_tmds; } - ret = sun8i_hdmi_phy_probe(hdmi, phy_node); + ret = sun8i_hdmi_phy_get(hdmi, phy_node); of_node_put(phy_node); if (ret) { dev_err(dev, "Couldn't get the HDMI PHY\n"); @@ -242,7 +242,6 @@ static int sun8i_dw_hdmi_bind(struct device *dev, struct device *master, cleanup_encoder: drm_encoder_cleanup(encoder); - sun8i_hdmi_phy_remove(hdmi); err_disable_clk_tmds: clk_disable_unprepare(hdmi->clk_tmds); err_assert_ctrl_reset: @@ -263,7 +262,6 @@ static void sun8i_dw_hdmi_unbind(struct device *dev, struct device *master, struct sun8i_dw_hdmi *hdmi = dev_get_drvdata(dev); dw_hdmi_unbind(hdmi->hdmi); - sun8i_hdmi_phy_remove(hdmi); clk_disable_unprepare(hdmi->clk_tmds); reset_control_assert(hdmi->rst_ctrl); gpiod_set_value(hdmi->ddc_en, 0); @@ -320,7 +318,32 @@ static struct platform_driver sun8i_dw_hdmi_pltfm_driver = { .of_match_table = sun8i_dw_hdmi_dt_ids, }, }; -module_platform_driver(sun8i_dw_hdmi_pltfm_driver); + +static int __init sun8i_dw_hdmi_init(void) +{ + int ret; + + ret = platform_driver_register(&sun8i_dw_hdmi_pltfm_driver); + if (ret) + return ret; + + ret = platform_driver_register(&sun8i_hdmi_phy_driver); + if (ret) { + platform_driver_unregister(&sun8i_dw_hdmi_pltfm_driver); + return ret; + } + + return ret; +} + +static void __exit sun8i_dw_hdmi_exit(void) +{ + platform_driver_unregister(&sun8i_dw_hdmi_pltfm_driver); + platform_driver_unregister(&sun8i_hdmi_phy_driver); +} + +module_init(sun8i_dw_hdmi_init); +module_exit(sun8i_dw_hdmi_exit); MODULE_AUTHOR("Jernej Skrabec "); MODULE_DESCRIPTION("Allwinner DW HDMI bridge"); diff --git a/drivers/gpu/drm/sun4i/sun8i_dw_hdmi.h b/drivers/gpu/drm/sun4i/sun8i_dw_hdmi.h index d4b55af0592f84..74f6ed0e25709f 100644 --- a/drivers/gpu/drm/sun4i/sun8i_dw_hdmi.h +++ b/drivers/gpu/drm/sun4i/sun8i_dw_hdmi.h @@ -195,14 +195,15 @@ struct sun8i_dw_hdmi { struct gpio_desc *ddc_en; }; +extern struct platform_driver sun8i_hdmi_phy_driver; + static inline struct sun8i_dw_hdmi * encoder_to_sun8i_dw_hdmi(struct drm_encoder *encoder) { return container_of(encoder, struct sun8i_dw_hdmi, encoder); } -int sun8i_hdmi_phy_probe(struct sun8i_dw_hdmi *hdmi, struct device_node *node); -void sun8i_hdmi_phy_remove(struct sun8i_dw_hdmi *hdmi); +int sun8i_hdmi_phy_get(struct sun8i_dw_hdmi *hdmi, struct device_node *node); void sun8i_hdmi_phy_init(struct sun8i_hdmi_phy *phy); void sun8i_hdmi_phy_set_ops(struct sun8i_hdmi_phy *phy, diff --git a/drivers/gpu/drm/sun4i/sun8i_hdmi_phy.c b/drivers/gpu/drm/sun4i/sun8i_hdmi_phy.c index 9994edf675096e..c9239708d398cd 100644 --- a/drivers/gpu/drm/sun4i/sun8i_hdmi_phy.c +++ b/drivers/gpu/drm/sun4i/sun8i_hdmi_phy.c @@ -5,6 +5,7 @@ #include #include +#include #include "sun8i_dw_hdmi.h" @@ -597,10 +598,30 @@ static const struct of_device_id sun8i_hdmi_phy_of_table[] = { { /* sentinel */ } }; -int sun8i_hdmi_phy_probe(struct sun8i_dw_hdmi *hdmi, struct device_node *node) +int sun8i_hdmi_phy_get(struct sun8i_dw_hdmi *hdmi, struct device_node *node) +{ + struct platform_device *pdev = of_find_device_by_node(node); + struct sun8i_hdmi_phy *phy; + + if (!pdev) + return -EPROBE_DEFER; + + phy = platform_get_drvdata(pdev); + if (!phy) + return -EPROBE_DEFER; + + hdmi->phy = phy; + + put_device(&pdev->dev); + + return 0; +} + +static int sun8i_hdmi_phy_probe(struct platform_device *pdev) { const struct of_device_id *match; - struct device *dev = hdmi->dev; + struct device *dev = &pdev->dev; + struct device_node *node = dev->of_node; struct sun8i_hdmi_phy *phy; struct resource res; void __iomem *regs; @@ -704,7 +725,7 @@ int sun8i_hdmi_phy_probe(struct sun8i_dw_hdmi *hdmi, struct device_node *node) clk_prepare_enable(phy->clk_phy); } - hdmi->phy = phy; + platform_set_drvdata(pdev, phy); return 0; @@ -728,9 +749,9 @@ int sun8i_hdmi_phy_probe(struct sun8i_dw_hdmi *hdmi, struct device_node *node) return ret; } -void sun8i_hdmi_phy_remove(struct sun8i_dw_hdmi *hdmi) +static int sun8i_hdmi_phy_remove(struct platform_device *pdev) { - struct sun8i_hdmi_phy *phy = hdmi->phy; + struct sun8i_hdmi_phy *phy = platform_get_drvdata(pdev); clk_disable_unprepare(phy->clk_mod); clk_disable_unprepare(phy->clk_bus); @@ -744,4 +765,14 @@ void sun8i_hdmi_phy_remove(struct sun8i_dw_hdmi *hdmi) clk_put(phy->clk_pll1); clk_put(phy->clk_mod); clk_put(phy->clk_bus); + return 0; } + +struct platform_driver sun8i_hdmi_phy_driver = { + .probe = sun8i_hdmi_phy_probe, + .remove = sun8i_hdmi_phy_remove, + .driver = { + .name = "sun8i-hdmi-phy", + .of_match_table = sun8i_hdmi_phy_of_table, + }, +}; diff --git a/drivers/gpu/drm/ttm/ttm_bo.c b/drivers/gpu/drm/ttm/ttm_bo.c index cfd0b929239734..ebcffe794adb8c 100644 --- a/drivers/gpu/drm/ttm/ttm_bo.c +++ b/drivers/gpu/drm/ttm/ttm_bo.c @@ -1172,7 +1172,10 @@ int ttm_bo_swapout(struct ttm_buffer_object *bo, struct ttm_operation_ctx *ctx, if (!ttm_bo_evict_swapout_allowable(bo, ctx, &locked, NULL)) return -EBUSY; - if (!ttm_bo_get_unless_zero(bo)) { + if (!bo->ttm || !ttm_tt_is_populated(bo->ttm) || + bo->ttm->page_flags & TTM_PAGE_FLAG_SG || + bo->ttm->page_flags & TTM_PAGE_FLAG_SWAPPED || + !ttm_bo_get_unless_zero(bo)) { if (locked) dma_resv_unlock(bo->base.resv); return -EBUSY; diff --git a/drivers/gpu/drm/ttm/ttm_device.c b/drivers/gpu/drm/ttm/ttm_device.c index a1dcf7d55c903f..3d9c62b93e2990 100644 --- a/drivers/gpu/drm/ttm/ttm_device.c +++ b/drivers/gpu/drm/ttm/ttm_device.c @@ -143,14 +143,8 @@ int ttm_device_swapout(struct ttm_device *bdev, struct ttm_operation_ctx *ctx, for (j = 0; j < TTM_MAX_BO_PRIORITY; ++j) { list_for_each_entry(bo, &man->lru[j], lru) { - uint32_t num_pages; + uint32_t num_pages = PFN_UP(bo->base.size); - if (!bo->ttm || !ttm_tt_is_populated(bo->ttm) || - bo->ttm->page_flags & TTM_PAGE_FLAG_SG || - bo->ttm->page_flags & TTM_PAGE_FLAG_SWAPPED) - continue; - - num_pages = bo->ttm->num_pages; ret = ttm_bo_swapout(bo, ctx, gfp_flags); /* ttm_bo_swapout has dropped the lru_lock */ if (!ret) diff --git a/drivers/gpu/drm/vc4/vc4_hdmi.c b/drivers/gpu/drm/vc4/vc4_hdmi.c index 1fda574579afc3..8106b5634fe10e 100644 --- a/drivers/gpu/drm/vc4/vc4_hdmi.c +++ b/drivers/gpu/drm/vc4/vc4_hdmi.c @@ -159,6 +159,8 @@ vc4_hdmi_connector_detect(struct drm_connector *connector, bool force) struct vc4_hdmi *vc4_hdmi = connector_to_vc4_hdmi(connector); bool connected = false; + WARN_ON(pm_runtime_resume_and_get(&vc4_hdmi->pdev->dev)); + if (vc4_hdmi->hpd_gpio) { if (gpio_get_value_cansleep(vc4_hdmi->hpd_gpio) ^ vc4_hdmi->hpd_active_low) @@ -180,10 +182,12 @@ vc4_hdmi_connector_detect(struct drm_connector *connector, bool force) } } + pm_runtime_put(&vc4_hdmi->pdev->dev); return connector_status_connected; } cec_phys_addr_invalidate(vc4_hdmi->cec_adap); + pm_runtime_put(&vc4_hdmi->pdev->dev); return connector_status_disconnected; } @@ -473,7 +477,6 @@ static void vc4_hdmi_encoder_post_crtc_powerdown(struct drm_encoder *encoder, HDMI_READ(HDMI_VID_CTL) & ~VC4_HD_VID_CTL_ENABLE); clk_disable_unprepare(vc4_hdmi->pixel_bvb_clock); - clk_disable_unprepare(vc4_hdmi->hsm_clock); clk_disable_unprepare(vc4_hdmi->pixel_clock); ret = pm_runtime_put(&vc4_hdmi->pdev->dev); @@ -784,13 +787,6 @@ static void vc4_hdmi_encoder_pre_crtc_configure(struct drm_encoder *encoder, return; } - ret = clk_prepare_enable(vc4_hdmi->hsm_clock); - if (ret) { - DRM_ERROR("Failed to turn on HSM clock: %d\n", ret); - clk_disable_unprepare(vc4_hdmi->pixel_clock); - return; - } - vc4_hdmi_cec_update_clk_div(vc4_hdmi); /* @@ -801,7 +797,6 @@ static void vc4_hdmi_encoder_pre_crtc_configure(struct drm_encoder *encoder, (hsm_rate > VC4_HSM_MID_CLOCK ? 150000000 : 75000000)); if (ret) { DRM_ERROR("Failed to set pixel bvb clock rate: %d\n", ret); - clk_disable_unprepare(vc4_hdmi->hsm_clock); clk_disable_unprepare(vc4_hdmi->pixel_clock); return; } @@ -809,7 +804,6 @@ static void vc4_hdmi_encoder_pre_crtc_configure(struct drm_encoder *encoder, ret = clk_prepare_enable(vc4_hdmi->pixel_bvb_clock); if (ret) { DRM_ERROR("Failed to turn on pixel bvb clock: %d\n", ret); - clk_disable_unprepare(vc4_hdmi->hsm_clock); clk_disable_unprepare(vc4_hdmi->pixel_clock); return; } @@ -1929,6 +1923,29 @@ static int vc5_hdmi_init_resources(struct vc4_hdmi *vc4_hdmi) return 0; } +#ifdef CONFIG_PM +static int vc4_hdmi_runtime_suspend(struct device *dev) +{ + struct vc4_hdmi *vc4_hdmi = dev_get_drvdata(dev); + + clk_disable_unprepare(vc4_hdmi->hsm_clock); + + return 0; +} + +static int vc4_hdmi_runtime_resume(struct device *dev) +{ + struct vc4_hdmi *vc4_hdmi = dev_get_drvdata(dev); + int ret; + + ret = clk_prepare_enable(vc4_hdmi->hsm_clock); + if (ret) + return ret; + + return 0; +} +#endif + static int vc4_hdmi_bind(struct device *dev, struct device *master, void *data) { const struct vc4_hdmi_variant *variant = of_device_get_match_data(dev); @@ -2165,11 +2182,18 @@ static const struct of_device_id vc4_hdmi_dt_match[] = { {} }; +static const struct dev_pm_ops vc4_hdmi_pm_ops = { + SET_RUNTIME_PM_OPS(vc4_hdmi_runtime_suspend, + vc4_hdmi_runtime_resume, + NULL) +}; + struct platform_driver vc4_hdmi_driver = { .probe = vc4_hdmi_dev_probe, .remove = vc4_hdmi_dev_remove, .driver = { .name = "vc4_hdmi", .of_match_table = vc4_hdmi_dt_match, + .pm = &vc4_hdmi_pm_ops, }, }; diff --git a/drivers/gpu/drm/vc4/vc4_kms.c b/drivers/gpu/drm/vc4/vc4_kms.c index bb5529a7a9c28b..948b3a58aad16d 100644 --- a/drivers/gpu/drm/vc4/vc4_kms.c +++ b/drivers/gpu/drm/vc4/vc4_kms.c @@ -372,7 +372,7 @@ static void vc4_atomic_commit_tail(struct drm_atomic_state *state) if (!old_hvs_state->fifo_state[channel].in_use) continue; - ret = drm_crtc_commit_wait(old_hvs_state->fifo_state[i].pending_commit); + ret = drm_crtc_commit_wait(old_hvs_state->fifo_state[channel].pending_commit); if (ret) drm_err(dev, "Timed out waiting for commit\n"); } diff --git a/drivers/hwmon/corsair-psu.c b/drivers/hwmon/corsair-psu.c index 02298b86b57b6b..731d5117f9f108 100644 --- a/drivers/hwmon/corsair-psu.c +++ b/drivers/hwmon/corsair-psu.c @@ -771,6 +771,16 @@ static int corsairpsu_raw_event(struct hid_device *hdev, struct hid_report *repo return 0; } +#ifdef CONFIG_PM +static int corsairpsu_resume(struct hid_device *hdev) +{ + struct corsairpsu_data *priv = hid_get_drvdata(hdev); + + /* some PSUs turn off the microcontroller during standby, so a reinit is required */ + return corsairpsu_init(priv); +} +#endif + static const struct hid_device_id corsairpsu_idtable[] = { { HID_USB_DEVICE(0x1b1c, 0x1c03) }, /* Corsair HX550i */ { HID_USB_DEVICE(0x1b1c, 0x1c04) }, /* Corsair HX650i */ @@ -793,6 +803,10 @@ static struct hid_driver corsairpsu_driver = { .probe = corsairpsu_probe, .remove = corsairpsu_remove, .raw_event = corsairpsu_raw_event, +#ifdef CONFIG_PM + .resume = corsairpsu_resume, + .reset_resume = corsairpsu_resume, +#endif }; module_hid_driver(corsairpsu_driver); diff --git a/drivers/hwmon/scpi-hwmon.c b/drivers/hwmon/scpi-hwmon.c index 25aac40f2764ae..919877970ae3b1 100644 --- a/drivers/hwmon/scpi-hwmon.c +++ b/drivers/hwmon/scpi-hwmon.c @@ -99,6 +99,15 @@ scpi_show_sensor(struct device *dev, struct device_attribute *attr, char *buf) scpi_scale_reading(&value, sensor); + /* + * Temperature sensor values are treated as signed values based on + * observation even though that is not explicitly specified, and + * because an unsigned u64 temperature does not really make practical + * sense especially when the temperature is below zero degrees Celsius. + */ + if (sensor->info.class == TEMPERATURE) + return sprintf(buf, "%lld\n", (s64)value); + return sprintf(buf, "%llu\n", value); } diff --git a/drivers/hwmon/tps23861.c b/drivers/hwmon/tps23861.c index c2484f15298b09..8bd6435c13e82f 100644 --- a/drivers/hwmon/tps23861.c +++ b/drivers/hwmon/tps23861.c @@ -99,11 +99,14 @@ #define POWER_ENABLE 0x19 #define TPS23861_NUM_PORTS 4 +#define TPS23861_GENERAL_MASK_1 0x17 +#define TPS23861_CURRENT_SHUNT_MASK BIT(0) + #define TEMPERATURE_LSB 652 /* 0.652 degrees Celsius */ #define VOLTAGE_LSB 3662 /* 3.662 mV */ #define SHUNT_RESISTOR_DEFAULT 255000 /* 255 mOhm */ -#define CURRENT_LSB_255 62260 /* 62.260 uA */ -#define CURRENT_LSB_250 61039 /* 61.039 uA */ +#define CURRENT_LSB_250 62260 /* 62.260 uA */ +#define CURRENT_LSB_255 61039 /* 61.039 uA */ #define RESISTANCE_LSB 110966 /* 11.0966 Ohm*/ #define RESISTANCE_LSB_LOW 157216 /* 15.7216 Ohm*/ @@ -117,6 +120,7 @@ struct tps23861_data { static struct regmap_config tps23861_regmap_config = { .reg_bits = 8, .val_bits = 8, + .max_register = 0x6f, }; static int tps23861_read_temp(struct tps23861_data *data, long *val) @@ -560,6 +564,15 @@ static int tps23861_probe(struct i2c_client *client) else data->shunt_resistor = SHUNT_RESISTOR_DEFAULT; + if (data->shunt_resistor == SHUNT_RESISTOR_DEFAULT) + regmap_clear_bits(data->regmap, + TPS23861_GENERAL_MASK_1, + TPS23861_CURRENT_SHUNT_MASK); + else + regmap_set_bits(data->regmap, + TPS23861_GENERAL_MASK_1, + TPS23861_CURRENT_SHUNT_MASK); + hwmon_dev = devm_hwmon_device_register_with_info(dev, client->name, data, &tps23861_chip_info, NULL); diff --git a/drivers/i2c/busses/i2c-cp2615.c b/drivers/i2c/busses/i2c-cp2615.c index 78cfecd1ea7684..3ded28632e4c1d 100644 --- a/drivers/i2c/busses/i2c-cp2615.c +++ b/drivers/i2c/busses/i2c-cp2615.c @@ -138,17 +138,23 @@ cp2615_i2c_send(struct usb_interface *usbif, struct cp2615_i2c_transfer *i2c_w) static int cp2615_i2c_recv(struct usb_interface *usbif, unsigned char tag, void *buf) { - struct cp2615_iop_msg *msg = kzalloc(sizeof(*msg), GFP_KERNEL); - struct cp2615_i2c_transfer_result *i2c_r = (struct cp2615_i2c_transfer_result *)&msg->data; struct usb_device *usbdev = interface_to_usbdev(usbif); - int res = usb_bulk_msg(usbdev, usb_rcvbulkpipe(usbdev, IOP_EP_IN), - msg, sizeof(struct cp2615_iop_msg), NULL, 0); + struct cp2615_iop_msg *msg; + struct cp2615_i2c_transfer_result *i2c_r; + int res; + + msg = kzalloc(sizeof(*msg), GFP_KERNEL); + if (!msg) + return -ENOMEM; + res = usb_bulk_msg(usbdev, usb_rcvbulkpipe(usbdev, IOP_EP_IN), msg, + sizeof(struct cp2615_iop_msg), NULL, 0); if (res < 0) { kfree(msg); return res; } + i2c_r = (struct cp2615_i2c_transfer_result *)&msg->data; if (msg->msg != htons(iop_I2cTransferResult) || i2c_r->tag != tag) { kfree(msg); return -EIO; diff --git a/drivers/i2c/busses/i2c-i801.c b/drivers/i2c/busses/i2c-i801.c index f9e1c2ceaac052..04a1e38f2a6f01 100644 --- a/drivers/i2c/busses/i2c-i801.c +++ b/drivers/i2c/busses/i2c-i801.c @@ -978,6 +978,9 @@ static s32 i801_access(struct i2c_adapter *adap, u16 addr, } out: + /* Unlock the SMBus device for use by BIOS/ACPI */ + outb_p(SMBHSTSTS_INUSE_STS, SMBHSTSTS(priv)); + pm_runtime_mark_last_busy(&priv->pci_dev->dev); pm_runtime_put_autosuspend(&priv->pci_dev->dev); mutex_unlock(&priv->acpi_lock); diff --git a/drivers/i2c/busses/i2c-robotfuzz-osif.c b/drivers/i2c/busses/i2c-robotfuzz-osif.c index a39f7d09279737..66dfa211e736b1 100644 --- a/drivers/i2c/busses/i2c-robotfuzz-osif.c +++ b/drivers/i2c/busses/i2c-robotfuzz-osif.c @@ -83,7 +83,7 @@ static int osif_xfer(struct i2c_adapter *adapter, struct i2c_msg *msgs, } } - ret = osif_usb_read(adapter, OSIFI2C_STOP, 0, 0, NULL, 0); + ret = osif_usb_write(adapter, OSIFI2C_STOP, 0, 0, NULL, 0); if (ret) { dev_err(&adapter->dev, "failure sending STOP\n"); return -EREMOTEIO; @@ -153,7 +153,7 @@ static int osif_probe(struct usb_interface *interface, * Set bus frequency. The frequency is: * 120,000,000 / ( 16 + 2 * div * 4^prescale). * Using dev = 52, prescale = 0 give 100KHz */ - ret = osif_usb_read(&priv->adapter, OSIFI2C_SET_BIT_RATE, 52, 0, + ret = osif_usb_write(&priv->adapter, OSIFI2C_SET_BIT_RATE, 52, 0, NULL, 0); if (ret) { dev_err(&interface->dev, "failure sending bit rate"); diff --git a/drivers/i2c/i2c-dev.c b/drivers/i2c/i2c-dev.c index 6ef38a8ee95cb2..cb64fe649390e9 100644 --- a/drivers/i2c/i2c-dev.c +++ b/drivers/i2c/i2c-dev.c @@ -526,7 +526,7 @@ static long compat_i2cdev_ioctl(struct file *file, unsigned int cmd, unsigned lo return put_user(funcs, (compat_ulong_t __user *)arg); case I2C_RDWR: { struct i2c_rdwr_ioctl_data32 rdwr_arg; - struct i2c_msg32 *p; + struct i2c_msg32 __user *p; struct i2c_msg *rdwr_pa; int i; diff --git a/drivers/infiniband/core/uverbs_cmd.c b/drivers/infiniband/core/uverbs_cmd.c index d5e15a8c870d12..64e4be1cbec7c7 100644 --- a/drivers/infiniband/core/uverbs_cmd.c +++ b/drivers/infiniband/core/uverbs_cmd.c @@ -3248,6 +3248,11 @@ static int ib_uverbs_ex_create_flow(struct uverbs_attr_bundle *attrs) goto err_free_attr; } + if (!rdma_is_port_valid(uobj->context->device, cmd.flow_attr.port)) { + err = -EINVAL; + goto err_uobj; + } + qp = uobj_get_obj_read(qp, UVERBS_OBJECT_QP, cmd.qp_handle, attrs); if (!qp) { err = -EINVAL; diff --git a/drivers/infiniband/hw/mlx4/main.c b/drivers/infiniband/hw/mlx4/main.c index 22898d97ecbdac..230a6ae0ab5a0c 100644 --- a/drivers/infiniband/hw/mlx4/main.c +++ b/drivers/infiniband/hw/mlx4/main.c @@ -581,12 +581,9 @@ static int mlx4_ib_query_device(struct ib_device *ibdev, props->cq_caps.max_cq_moderation_count = MLX4_MAX_CQ_COUNT; props->cq_caps.max_cq_moderation_period = MLX4_MAX_CQ_PERIOD; - if (!mlx4_is_slave(dev->dev)) - err = mlx4_get_internal_clock_params(dev->dev, &clock_params); - if (uhw->outlen >= resp.response_length + sizeof(resp.hca_core_clock_offset)) { resp.response_length += sizeof(resp.hca_core_clock_offset); - if (!err && !mlx4_is_slave(dev->dev)) { + if (!mlx4_get_internal_clock_params(dev->dev, &clock_params)) { resp.comp_mask |= MLX4_IB_QUERY_DEV_RESP_MASK_CORE_CLOCK_OFFSET; resp.hca_core_clock_offset = clock_params.offset % PAGE_SIZE; } @@ -1702,9 +1699,6 @@ static struct ib_flow *mlx4_ib_create_flow(struct ib_qp *qp, struct mlx4_dev *dev = (to_mdev(qp->device))->dev; int is_bonded = mlx4_is_bonded(dev); - if (!rdma_is_port_valid(qp->device, flow_attr->port)) - return ERR_PTR(-EINVAL); - if (flow_attr->flags & ~IB_FLOW_ATTR_FLAGS_DONT_TRAP) return ERR_PTR(-EOPNOTSUPP); diff --git a/drivers/infiniband/hw/mlx5/cq.c b/drivers/infiniband/hw/mlx5/cq.c index eb92cefffd7771..9ce01f72967391 100644 --- a/drivers/infiniband/hw/mlx5/cq.c +++ b/drivers/infiniband/hw/mlx5/cq.c @@ -849,15 +849,14 @@ static void destroy_cq_user(struct mlx5_ib_cq *cq, struct ib_udata *udata) ib_umem_release(cq->buf.umem); } -static void init_cq_frag_buf(struct mlx5_ib_cq *cq, - struct mlx5_ib_cq_buf *buf) +static void init_cq_frag_buf(struct mlx5_ib_cq_buf *buf) { int i; void *cqe; struct mlx5_cqe64 *cqe64; for (i = 0; i < buf->nent; i++) { - cqe = get_cqe(cq, i); + cqe = mlx5_frag_buf_get_wqe(&buf->fbc, i); cqe64 = buf->cqe_size == 64 ? cqe : cqe + 64; cqe64->op_own = MLX5_CQE_INVALID << 4; } @@ -883,7 +882,7 @@ static int create_cq_kernel(struct mlx5_ib_dev *dev, struct mlx5_ib_cq *cq, if (err) goto err_db; - init_cq_frag_buf(cq, &cq->buf); + init_cq_frag_buf(&cq->buf); *inlen = MLX5_ST_SZ_BYTES(create_cq_in) + MLX5_FLD_SZ_BYTES(create_cq_in, pas[0]) * @@ -1184,7 +1183,7 @@ static int resize_kernel(struct mlx5_ib_dev *dev, struct mlx5_ib_cq *cq, if (err) goto ex; - init_cq_frag_buf(cq, cq->resize_buf); + init_cq_frag_buf(cq->resize_buf); return 0; diff --git a/drivers/infiniband/hw/mlx5/doorbell.c b/drivers/infiniband/hw/mlx5/doorbell.c index 61475b57153127..7af4df7a682378 100644 --- a/drivers/infiniband/hw/mlx5/doorbell.c +++ b/drivers/infiniband/hw/mlx5/doorbell.c @@ -41,6 +41,7 @@ struct mlx5_ib_user_db_page { struct ib_umem *umem; unsigned long user_virt; int refcnt; + struct mm_struct *mm; }; int mlx5_ib_db_map_user(struct mlx5_ib_ucontext *context, @@ -53,7 +54,8 @@ int mlx5_ib_db_map_user(struct mlx5_ib_ucontext *context, mutex_lock(&context->db_page_mutex); list_for_each_entry(page, &context->db_page_list, list) - if (page->user_virt == (virt & PAGE_MASK)) + if ((current->mm == page->mm) && + (page->user_virt == (virt & PAGE_MASK))) goto found; page = kmalloc(sizeof(*page), GFP_KERNEL); @@ -71,6 +73,8 @@ int mlx5_ib_db_map_user(struct mlx5_ib_ucontext *context, kfree(page); goto out; } + mmgrab(current->mm); + page->mm = current->mm; list_add(&page->list, &context->db_page_list); @@ -91,6 +95,7 @@ void mlx5_ib_db_unmap_user(struct mlx5_ib_ucontext *context, struct mlx5_db *db) if (!--db->u.user_page->refcnt) { list_del(&db->u.user_page->list); + mmdrop(db->u.user_page->mm); ib_umem_release(db->u.user_page->umem); kfree(db->u.user_page); } diff --git a/drivers/infiniband/hw/mlx5/fs.c b/drivers/infiniband/hw/mlx5/fs.c index 2fc6a60c4e775e..18ee2f29382502 100644 --- a/drivers/infiniband/hw/mlx5/fs.c +++ b/drivers/infiniband/hw/mlx5/fs.c @@ -1194,9 +1194,8 @@ static struct ib_flow *mlx5_ib_create_flow(struct ib_qp *qp, goto free_ucmd; } - if (flow_attr->port > dev->num_ports || - (flow_attr->flags & - ~(IB_FLOW_ATTR_FLAGS_DONT_TRAP | IB_FLOW_ATTR_FLAGS_EGRESS))) { + if (flow_attr->flags & + ~(IB_FLOW_ATTR_FLAGS_DONT_TRAP | IB_FLOW_ATTR_FLAGS_EGRESS)) { err = -EINVAL; goto free_ucmd; } @@ -2134,6 +2133,12 @@ static int UVERBS_HANDLER(MLX5_IB_METHOD_FLOW_MATCHER_CREATE)( if (err) goto end; + if (obj->ns_type == MLX5_FLOW_NAMESPACE_FDB && + mlx5_eswitch_mode(dev->mdev) != MLX5_ESWITCH_OFFLOADS) { + err = -EINVAL; + goto end; + } + uobj->object = obj; obj->mdev = dev->mdev; atomic_set(&obj->usecnt, 0); diff --git a/drivers/infiniband/hw/mlx5/mr.c b/drivers/infiniband/hw/mlx5/mr.c index 9662cd39c7ffcb..425423dfac7245 100644 --- a/drivers/infiniband/hw/mlx5/mr.c +++ b/drivers/infiniband/hw/mlx5/mr.c @@ -1940,8 +1940,8 @@ int mlx5_ib_dereg_mr(struct ib_mr *ibmr, struct ib_udata *udata) mlx5r_deref_wait_odp_mkey(&mr->mmkey); if (ibmr->type == IB_MR_TYPE_INTEGRITY) { - xa_cmpxchg(&dev->sig_mrs, mlx5_base_mkey(mr->mmkey.key), ibmr, - NULL, GFP_KERNEL); + xa_cmpxchg(&dev->sig_mrs, mlx5_base_mkey(mr->mmkey.key), + mr->sig, NULL, GFP_KERNEL); if (mr->mtt_mr) { rc = mlx5_ib_dereg_mr(&mr->mtt_mr->ibmr, NULL); diff --git a/drivers/infiniband/ulp/ipoib/ipoib_netlink.c b/drivers/infiniband/ulp/ipoib/ipoib_netlink.c index d5a90a66b45cfe..5b05cf3837da1e 100644 --- a/drivers/infiniband/ulp/ipoib/ipoib_netlink.c +++ b/drivers/infiniband/ulp/ipoib/ipoib_netlink.c @@ -163,6 +163,7 @@ static size_t ipoib_get_size(const struct net_device *dev) static struct rtnl_link_ops ipoib_link_ops __read_mostly = { .kind = "ipoib", + .netns_refund = true, .maxtype = IFLA_IPOIB_MAX, .policy = ipoib_policy, .priv_size = sizeof(struct ipoib_dev_priv), diff --git a/drivers/irqchip/irq-gic-v3.c b/drivers/irqchip/irq-gic-v3.c index 37a23aa6de37c1..66d623f91678a5 100644 --- a/drivers/irqchip/irq-gic-v3.c +++ b/drivers/irqchip/irq-gic-v3.c @@ -642,11 +642,45 @@ static inline void gic_handle_nmi(u32 irqnr, struct pt_regs *regs) nmi_exit(); } +static u32 do_read_iar(struct pt_regs *regs) +{ + u32 iar; + + if (gic_supports_nmi() && unlikely(!interrupts_enabled(regs))) { + u64 pmr; + + /* + * We were in a context with IRQs disabled. However, the + * entry code has set PMR to a value that allows any + * interrupt to be acknowledged, and not just NMIs. This can + * lead to surprising effects if the NMI has been retired in + * the meantime, and that there is an IRQ pending. The IRQ + * would then be taken in NMI context, something that nobody + * wants to debug twice. + * + * Until we sort this, drop PMR again to a level that will + * actually only allow NMIs before reading IAR, and then + * restore it to what it was. + */ + pmr = gic_read_pmr(); + gic_pmr_mask_irqs(); + isb(); + + iar = gic_read_iar(); + + gic_write_pmr(pmr); + } else { + iar = gic_read_iar(); + } + + return iar; +} + static asmlinkage void __exception_irq_entry gic_handle_irq(struct pt_regs *regs) { u32 irqnr; - irqnr = gic_read_iar(); + irqnr = do_read_iar(regs); /* Check for special IDs first */ if ((irqnr >= 1020 && irqnr <= 1023)) diff --git a/drivers/md/bcache/bcache.h b/drivers/md/bcache/bcache.h index 0a4551e165abf9..5fc989a6d45288 100644 --- a/drivers/md/bcache/bcache.h +++ b/drivers/md/bcache/bcache.h @@ -364,7 +364,6 @@ struct cached_dev { /* The rest of this all shows up in sysfs */ unsigned int sequential_cutoff; - unsigned int readahead; unsigned int io_disable:1; unsigned int verify:1; diff --git a/drivers/md/bcache/request.c b/drivers/md/bcache/request.c index 29c231758293e2..6d1de889baeb1c 100644 --- a/drivers/md/bcache/request.c +++ b/drivers/md/bcache/request.c @@ -880,9 +880,9 @@ static int cached_dev_cache_miss(struct btree *b, struct search *s, struct bio *bio, unsigned int sectors) { int ret = MAP_CONTINUE; - unsigned int reada = 0; struct cached_dev *dc = container_of(s->d, struct cached_dev, disk); struct bio *miss, *cache_bio; + unsigned int size_limit; s->cache_missed = 1; @@ -892,14 +892,10 @@ static int cached_dev_cache_miss(struct btree *b, struct search *s, goto out_submit; } - if (!(bio->bi_opf & REQ_RAHEAD) && - !(bio->bi_opf & (REQ_META|REQ_PRIO)) && - s->iop.c->gc_stats.in_use < CUTOFF_CACHE_READA) - reada = min_t(sector_t, dc->readahead >> 9, - get_capacity(bio->bi_bdev->bd_disk) - - bio_end_sector(bio)); - - s->insert_bio_sectors = min(sectors, bio_sectors(bio) + reada); + /* Limitation for valid replace key size and cache_bio bvecs number */ + size_limit = min_t(unsigned int, BIO_MAX_VECS * PAGE_SECTORS, + (1 << KEY_SIZE_BITS) - 1); + s->insert_bio_sectors = min3(size_limit, sectors, bio_sectors(bio)); s->iop.replace_key = KEY(s->iop.inode, bio->bi_iter.bi_sector + s->insert_bio_sectors, @@ -911,7 +907,8 @@ static int cached_dev_cache_miss(struct btree *b, struct search *s, s->iop.replace = true; - miss = bio_next_split(bio, sectors, GFP_NOIO, &s->d->bio_split); + miss = bio_next_split(bio, s->insert_bio_sectors, GFP_NOIO, + &s->d->bio_split); /* btree_search_recurse()'s btree iterator is no good anymore */ ret = miss == bio ? MAP_DONE : -EINTR; @@ -933,9 +930,6 @@ static int cached_dev_cache_miss(struct btree *b, struct search *s, if (bch_bio_alloc_pages(cache_bio, __GFP_NOWARN|GFP_NOIO)) goto out_put; - if (reada) - bch_mark_cache_readahead(s->iop.c, s->d); - s->cache_miss = miss; s->iop.bio = cache_bio; bio_get(cache_bio); diff --git a/drivers/md/bcache/stats.c b/drivers/md/bcache/stats.c index 503aafe188dce4..4c7ee5fedb9dcb 100644 --- a/drivers/md/bcache/stats.c +++ b/drivers/md/bcache/stats.c @@ -46,7 +46,6 @@ read_attribute(cache_misses); read_attribute(cache_bypass_hits); read_attribute(cache_bypass_misses); read_attribute(cache_hit_ratio); -read_attribute(cache_readaheads); read_attribute(cache_miss_collisions); read_attribute(bypassed); @@ -64,7 +63,6 @@ SHOW(bch_stats) DIV_SAFE(var(cache_hits) * 100, var(cache_hits) + var(cache_misses))); - var_print(cache_readaheads); var_print(cache_miss_collisions); sysfs_hprint(bypassed, var(sectors_bypassed) << 9); #undef var @@ -86,7 +84,6 @@ static struct attribute *bch_stats_files[] = { &sysfs_cache_bypass_hits, &sysfs_cache_bypass_misses, &sysfs_cache_hit_ratio, - &sysfs_cache_readaheads, &sysfs_cache_miss_collisions, &sysfs_bypassed, NULL @@ -113,7 +110,6 @@ void bch_cache_accounting_clear(struct cache_accounting *acc) acc->total.cache_misses = 0; acc->total.cache_bypass_hits = 0; acc->total.cache_bypass_misses = 0; - acc->total.cache_readaheads = 0; acc->total.cache_miss_collisions = 0; acc->total.sectors_bypassed = 0; } @@ -145,7 +141,6 @@ static void scale_stats(struct cache_stats *stats, unsigned long rescale_at) scale_stat(&stats->cache_misses); scale_stat(&stats->cache_bypass_hits); scale_stat(&stats->cache_bypass_misses); - scale_stat(&stats->cache_readaheads); scale_stat(&stats->cache_miss_collisions); scale_stat(&stats->sectors_bypassed); } @@ -168,7 +163,6 @@ static void scale_accounting(struct timer_list *t) move_stat(cache_misses); move_stat(cache_bypass_hits); move_stat(cache_bypass_misses); - move_stat(cache_readaheads); move_stat(cache_miss_collisions); move_stat(sectors_bypassed); @@ -209,14 +203,6 @@ void bch_mark_cache_accounting(struct cache_set *c, struct bcache_device *d, mark_cache_stats(&c->accounting.collector, hit, bypass); } -void bch_mark_cache_readahead(struct cache_set *c, struct bcache_device *d) -{ - struct cached_dev *dc = container_of(d, struct cached_dev, disk); - - atomic_inc(&dc->accounting.collector.cache_readaheads); - atomic_inc(&c->accounting.collector.cache_readaheads); -} - void bch_mark_cache_miss_collision(struct cache_set *c, struct bcache_device *d) { struct cached_dev *dc = container_of(d, struct cached_dev, disk); diff --git a/drivers/md/bcache/stats.h b/drivers/md/bcache/stats.h index abfaabf7e7fcf8..ca4f435f7216a7 100644 --- a/drivers/md/bcache/stats.h +++ b/drivers/md/bcache/stats.h @@ -7,7 +7,6 @@ struct cache_stat_collector { atomic_t cache_misses; atomic_t cache_bypass_hits; atomic_t cache_bypass_misses; - atomic_t cache_readaheads; atomic_t cache_miss_collisions; atomic_t sectors_bypassed; }; diff --git a/drivers/md/bcache/sysfs.c b/drivers/md/bcache/sysfs.c index cc89f3156d1aad..05ac1d6fbbf354 100644 --- a/drivers/md/bcache/sysfs.c +++ b/drivers/md/bcache/sysfs.c @@ -137,7 +137,6 @@ rw_attribute(io_disable); rw_attribute(discard); rw_attribute(running); rw_attribute(label); -rw_attribute(readahead); rw_attribute(errors); rw_attribute(io_error_limit); rw_attribute(io_error_halflife); @@ -260,7 +259,6 @@ SHOW(__bch_cached_dev) var_printf(partial_stripes_expensive, "%u"); var_hprint(sequential_cutoff); - var_hprint(readahead); sysfs_print(running, atomic_read(&dc->running)); sysfs_print(state, states[BDEV_STATE(&dc->sb)]); @@ -365,7 +363,6 @@ STORE(__cached_dev) sysfs_strtoul_clamp(sequential_cutoff, dc->sequential_cutoff, 0, UINT_MAX); - d_strtoi_h(readahead); if (attr == &sysfs_clear_stats) bch_cache_accounting_clear(&dc->accounting); @@ -538,7 +535,6 @@ static struct attribute *bch_cached_dev_files[] = { &sysfs_running, &sysfs_state, &sysfs_label, - &sysfs_readahead, #ifdef CONFIG_BCACHE_DEBUG &sysfs_verify, &sysfs_bypass_torture_test, diff --git a/drivers/misc/cardreader/rtl8411.c b/drivers/misc/cardreader/rtl8411.c index a07674ed059651..4c5621b17a6fb4 100644 --- a/drivers/misc/cardreader/rtl8411.c +++ b/drivers/misc/cardreader/rtl8411.c @@ -468,6 +468,7 @@ static void rtl8411_init_common_params(struct rtsx_pcr *pcr) pcr->sd30_drive_sel_1v8 = DRIVER_TYPE_B; pcr->sd30_drive_sel_3v3 = DRIVER_TYPE_D; pcr->aspm_en = ASPM_L1_EN; + pcr->aspm_mode = ASPM_MODE_CFG; pcr->tx_initial_phase = SET_CLOCK_PHASE(23, 7, 14); pcr->rx_initial_phase = SET_CLOCK_PHASE(4, 3, 10); pcr->ic_version = rtl8411_get_ic_version(pcr); diff --git a/drivers/misc/cardreader/rts5209.c b/drivers/misc/cardreader/rts5209.c index 39a6a7ecc32e98..29f5414072bf10 100644 --- a/drivers/misc/cardreader/rts5209.c +++ b/drivers/misc/cardreader/rts5209.c @@ -255,6 +255,7 @@ void rts5209_init_params(struct rtsx_pcr *pcr) pcr->sd30_drive_sel_1v8 = DRIVER_TYPE_B; pcr->sd30_drive_sel_3v3 = DRIVER_TYPE_D; pcr->aspm_en = ASPM_L1_EN; + pcr->aspm_mode = ASPM_MODE_CFG; pcr->tx_initial_phase = SET_CLOCK_PHASE(27, 27, 16); pcr->rx_initial_phase = SET_CLOCK_PHASE(24, 6, 5); diff --git a/drivers/misc/cardreader/rts5227.c b/drivers/misc/cardreader/rts5227.c index 8200af22b529ef..4bcfbc9afbac18 100644 --- a/drivers/misc/cardreader/rts5227.c +++ b/drivers/misc/cardreader/rts5227.c @@ -358,6 +358,7 @@ void rts5227_init_params(struct rtsx_pcr *pcr) pcr->sd30_drive_sel_1v8 = CFG_DRIVER_TYPE_B; pcr->sd30_drive_sel_3v3 = CFG_DRIVER_TYPE_B; pcr->aspm_en = ASPM_L1_EN; + pcr->aspm_mode = ASPM_MODE_CFG; pcr->tx_initial_phase = SET_CLOCK_PHASE(27, 27, 15); pcr->rx_initial_phase = SET_CLOCK_PHASE(30, 7, 7); @@ -483,6 +484,7 @@ void rts522a_init_params(struct rtsx_pcr *pcr) rts5227_init_params(pcr); pcr->ops = &rts522a_pcr_ops; + pcr->aspm_mode = ASPM_MODE_REG; pcr->tx_initial_phase = SET_CLOCK_PHASE(20, 20, 11); pcr->reg_pm_ctrl3 = RTS522A_PM_CTRL3; diff --git a/drivers/misc/cardreader/rts5228.c b/drivers/misc/cardreader/rts5228.c index 781a86def59a90..ffc128278613b8 100644 --- a/drivers/misc/cardreader/rts5228.c +++ b/drivers/misc/cardreader/rts5228.c @@ -718,6 +718,7 @@ void rts5228_init_params(struct rtsx_pcr *pcr) pcr->sd30_drive_sel_1v8 = CFG_DRIVER_TYPE_B; pcr->sd30_drive_sel_3v3 = CFG_DRIVER_TYPE_B; pcr->aspm_en = ASPM_L1_EN; + pcr->aspm_mode = ASPM_MODE_REG; pcr->tx_initial_phase = SET_CLOCK_PHASE(28, 27, 11); pcr->rx_initial_phase = SET_CLOCK_PHASE(24, 6, 5); diff --git a/drivers/misc/cardreader/rts5229.c b/drivers/misc/cardreader/rts5229.c index 89e6f124ca5ca0..c748eaf1ec1f98 100644 --- a/drivers/misc/cardreader/rts5229.c +++ b/drivers/misc/cardreader/rts5229.c @@ -246,6 +246,7 @@ void rts5229_init_params(struct rtsx_pcr *pcr) pcr->sd30_drive_sel_1v8 = DRIVER_TYPE_B; pcr->sd30_drive_sel_3v3 = DRIVER_TYPE_D; pcr->aspm_en = ASPM_L1_EN; + pcr->aspm_mode = ASPM_MODE_CFG; pcr->tx_initial_phase = SET_CLOCK_PHASE(27, 27, 15); pcr->rx_initial_phase = SET_CLOCK_PHASE(30, 6, 6); diff --git a/drivers/misc/cardreader/rts5249.c b/drivers/misc/cardreader/rts5249.c index b2676e7f50271d..53f3a1f45c4a75 100644 --- a/drivers/misc/cardreader/rts5249.c +++ b/drivers/misc/cardreader/rts5249.c @@ -566,6 +566,7 @@ void rts5249_init_params(struct rtsx_pcr *pcr) pcr->sd30_drive_sel_1v8 = CFG_DRIVER_TYPE_B; pcr->sd30_drive_sel_3v3 = CFG_DRIVER_TYPE_B; pcr->aspm_en = ASPM_L1_EN; + pcr->aspm_mode = ASPM_MODE_CFG; pcr->tx_initial_phase = SET_CLOCK_PHASE(1, 29, 16); pcr->rx_initial_phase = SET_CLOCK_PHASE(24, 6, 5); @@ -729,6 +730,7 @@ static const struct pcr_ops rts524a_pcr_ops = { void rts524a_init_params(struct rtsx_pcr *pcr) { rts5249_init_params(pcr); + pcr->aspm_mode = ASPM_MODE_REG; pcr->tx_initial_phase = SET_CLOCK_PHASE(27, 29, 11); pcr->option.ltr_l1off_sspwrgate = LTR_L1OFF_SSPWRGATE_5250_DEF; pcr->option.ltr_l1off_snooze_sspwrgate = @@ -845,6 +847,7 @@ static const struct pcr_ops rts525a_pcr_ops = { void rts525a_init_params(struct rtsx_pcr *pcr) { rts5249_init_params(pcr); + pcr->aspm_mode = ASPM_MODE_REG; pcr->tx_initial_phase = SET_CLOCK_PHASE(25, 29, 11); pcr->option.ltr_l1off_sspwrgate = LTR_L1OFF_SSPWRGATE_5250_DEF; pcr->option.ltr_l1off_snooze_sspwrgate = diff --git a/drivers/misc/cardreader/rts5260.c b/drivers/misc/cardreader/rts5260.c index 080a7d67a8e1a6..9b42b20a3e5ae9 100644 --- a/drivers/misc/cardreader/rts5260.c +++ b/drivers/misc/cardreader/rts5260.c @@ -628,6 +628,7 @@ void rts5260_init_params(struct rtsx_pcr *pcr) pcr->sd30_drive_sel_1v8 = CFG_DRIVER_TYPE_B; pcr->sd30_drive_sel_3v3 = CFG_DRIVER_TYPE_B; pcr->aspm_en = ASPM_L1_EN; + pcr->aspm_mode = ASPM_MODE_REG; pcr->tx_initial_phase = SET_CLOCK_PHASE(27, 29, 11); pcr->rx_initial_phase = SET_CLOCK_PHASE(24, 6, 5); diff --git a/drivers/misc/cardreader/rts5261.c b/drivers/misc/cardreader/rts5261.c index 6c64dade8e1af5..1fd4e0e507302c 100644 --- a/drivers/misc/cardreader/rts5261.c +++ b/drivers/misc/cardreader/rts5261.c @@ -783,6 +783,7 @@ void rts5261_init_params(struct rtsx_pcr *pcr) pcr->sd30_drive_sel_1v8 = 0x00; pcr->sd30_drive_sel_3v3 = 0x00; pcr->aspm_en = ASPM_L1_EN; + pcr->aspm_mode = ASPM_MODE_REG; pcr->tx_initial_phase = SET_CLOCK_PHASE(27, 27, 11); pcr->rx_initial_phase = SET_CLOCK_PHASE(24, 6, 5); diff --git a/drivers/misc/cardreader/rtsx_pcr.c b/drivers/misc/cardreader/rtsx_pcr.c index 273311184669af..baf83594a01d33 100644 --- a/drivers/misc/cardreader/rtsx_pcr.c +++ b/drivers/misc/cardreader/rtsx_pcr.c @@ -85,12 +85,18 @@ static void rtsx_comm_set_aspm(struct rtsx_pcr *pcr, bool enable) if (pcr->aspm_enabled == enable) return; - if (pcr->aspm_en & 0x02) - rtsx_pci_write_register(pcr, ASPM_FORCE_CTL, FORCE_ASPM_CTL0 | - FORCE_ASPM_CTL1, enable ? 0 : FORCE_ASPM_CTL0 | FORCE_ASPM_CTL1); - else - rtsx_pci_write_register(pcr, ASPM_FORCE_CTL, FORCE_ASPM_CTL0 | - FORCE_ASPM_CTL1, FORCE_ASPM_CTL0 | FORCE_ASPM_CTL1); + if (pcr->aspm_mode == ASPM_MODE_CFG) { + pcie_capability_clear_and_set_word(pcr->pci, PCI_EXP_LNKCTL, + PCI_EXP_LNKCTL_ASPMC, + enable ? pcr->aspm_en : 0); + } else if (pcr->aspm_mode == ASPM_MODE_REG) { + if (pcr->aspm_en & 0x02) + rtsx_pci_write_register(pcr, ASPM_FORCE_CTL, FORCE_ASPM_CTL0 | + FORCE_ASPM_CTL1, enable ? 0 : FORCE_ASPM_CTL0 | FORCE_ASPM_CTL1); + else + rtsx_pci_write_register(pcr, ASPM_FORCE_CTL, FORCE_ASPM_CTL0 | + FORCE_ASPM_CTL1, FORCE_ASPM_CTL0 | FORCE_ASPM_CTL1); + } if (!enable && (pcr->aspm_en & 0x02)) mdelay(10); @@ -1394,7 +1400,8 @@ static int rtsx_pci_init_hw(struct rtsx_pcr *pcr) return err; } - rtsx_pci_write_register(pcr, ASPM_FORCE_CTL, 0x30, 0x30); + if (pcr->aspm_mode == ASPM_MODE_REG) + rtsx_pci_write_register(pcr, ASPM_FORCE_CTL, 0x30, 0x30); /* No CD interrupt if probing driver with card inserted. * So we need to initialize pcr->card_exist here. @@ -1410,6 +1417,8 @@ static int rtsx_pci_init_hw(struct rtsx_pcr *pcr) static int rtsx_pci_init_chip(struct rtsx_pcr *pcr) { int err; + u16 cfg_val; + u8 val; spin_lock_init(&pcr->lock); mutex_init(&pcr->pcr_mutex); @@ -1477,6 +1486,21 @@ static int rtsx_pci_init_chip(struct rtsx_pcr *pcr) if (!pcr->slots) return -ENOMEM; + if (pcr->aspm_mode == ASPM_MODE_CFG) { + pcie_capability_read_word(pcr->pci, PCI_EXP_LNKCTL, &cfg_val); + if (cfg_val & PCI_EXP_LNKCTL_ASPM_L1) + pcr->aspm_enabled = true; + else + pcr->aspm_enabled = false; + + } else if (pcr->aspm_mode == ASPM_MODE_REG) { + rtsx_pci_read_register(pcr, ASPM_FORCE_CTL, &val); + if (val & FORCE_ASPM_CTL0 && val & FORCE_ASPM_CTL1) + pcr->aspm_enabled = false; + else + pcr->aspm_enabled = true; + } + if (pcr->ops->fetch_vendor_settings) pcr->ops->fetch_vendor_settings(pcr); @@ -1506,7 +1530,6 @@ static int rtsx_pci_probe(struct pci_dev *pcidev, struct pcr_handle *handle; u32 base, len; int ret, i, bar = 0; - u8 val; dev_dbg(&(pcidev->dev), ": Realtek PCI-E Card Reader found at %s [%04x:%04x] (rev %x)\n", @@ -1572,11 +1595,6 @@ static int rtsx_pci_probe(struct pci_dev *pcidev, pcr->host_cmds_addr = pcr->rtsx_resv_buf_addr; pcr->host_sg_tbl_ptr = pcr->rtsx_resv_buf + HOST_CMDS_BUF_LEN; pcr->host_sg_tbl_addr = pcr->rtsx_resv_buf_addr + HOST_CMDS_BUF_LEN; - rtsx_pci_read_register(pcr, ASPM_FORCE_CTL, &val); - if (val & FORCE_ASPM_CTL0 && val & FORCE_ASPM_CTL1) - pcr->aspm_enabled = false; - else - pcr->aspm_enabled = true; pcr->card_inserted = 0; pcr->card_removed = 0; INIT_DELAYED_WORK(&pcr->carddet_work, rtsx_pci_card_detect); diff --git a/drivers/mmc/host/meson-gx-mmc.c b/drivers/mmc/host/meson-gx-mmc.c index 016a6106151a5b..3f28eb4d17fe79 100644 --- a/drivers/mmc/host/meson-gx-mmc.c +++ b/drivers/mmc/host/meson-gx-mmc.c @@ -165,6 +165,7 @@ struct meson_host { unsigned int bounce_buf_size; void *bounce_buf; + void __iomem *bounce_iomem_buf; dma_addr_t bounce_dma_addr; struct sd_emmc_desc *descs; dma_addr_t descs_dma_addr; @@ -745,6 +746,47 @@ static void meson_mmc_desc_chain_transfer(struct mmc_host *mmc, u32 cmd_cfg) writel(start, host->regs + SD_EMMC_START); } +/* local sg copy to buffer version with _to/fromio usage for dram_access_quirk */ +static void meson_mmc_copy_buffer(struct meson_host *host, struct mmc_data *data, + size_t buflen, bool to_buffer) +{ + unsigned int sg_flags = SG_MITER_ATOMIC; + struct scatterlist *sgl = data->sg; + unsigned int nents = data->sg_len; + struct sg_mapping_iter miter; + unsigned int offset = 0; + + if (to_buffer) + sg_flags |= SG_MITER_FROM_SG; + else + sg_flags |= SG_MITER_TO_SG; + + sg_miter_start(&miter, sgl, nents, sg_flags); + + while ((offset < buflen) && sg_miter_next(&miter)) { + unsigned int len; + + len = min(miter.length, buflen - offset); + + /* When dram_access_quirk, the bounce buffer is a iomem mapping */ + if (host->dram_access_quirk) { + if (to_buffer) + memcpy_toio(host->bounce_iomem_buf + offset, miter.addr, len); + else + memcpy_fromio(miter.addr, host->bounce_iomem_buf + offset, len); + } else { + if (to_buffer) + memcpy(host->bounce_buf + offset, miter.addr, len); + else + memcpy(miter.addr, host->bounce_buf + offset, len); + } + + offset += len; + } + + sg_miter_stop(&miter); +} + static void meson_mmc_start_cmd(struct mmc_host *mmc, struct mmc_command *cmd) { struct meson_host *host = mmc_priv(mmc); @@ -788,8 +830,7 @@ static void meson_mmc_start_cmd(struct mmc_host *mmc, struct mmc_command *cmd) if (data->flags & MMC_DATA_WRITE) { cmd_cfg |= CMD_CFG_DATA_WR; WARN_ON(xfer_bytes > host->bounce_buf_size); - sg_copy_to_buffer(data->sg, data->sg_len, - host->bounce_buf, xfer_bytes); + meson_mmc_copy_buffer(host, data, xfer_bytes, true); dma_wmb(); } @@ -958,8 +999,7 @@ static irqreturn_t meson_mmc_irq_thread(int irq, void *dev_id) if (meson_mmc_bounce_buf_read(data)) { xfer_bytes = data->blksz * data->blocks; WARN_ON(xfer_bytes > host->bounce_buf_size); - sg_copy_from_buffer(data->sg, data->sg_len, - host->bounce_buf, xfer_bytes); + meson_mmc_copy_buffer(host, data, xfer_bytes, false); } next_cmd = meson_mmc_get_next_command(cmd); @@ -1179,7 +1219,7 @@ static int meson_mmc_probe(struct platform_device *pdev) * instead of the DDR memory */ host->bounce_buf_size = SD_EMMC_SRAM_DATA_BUF_LEN; - host->bounce_buf = host->regs + SD_EMMC_SRAM_DATA_BUF_OFF; + host->bounce_iomem_buf = host->regs + SD_EMMC_SRAM_DATA_BUF_OFF; host->bounce_dma_addr = res->start + SD_EMMC_SRAM_DATA_BUF_OFF; } else { /* data bounce buffer */ diff --git a/drivers/mmc/host/renesas_sdhi_core.c b/drivers/mmc/host/renesas_sdhi_core.c index 635bf31a67359f..baab4c2e1b5337 100644 --- a/drivers/mmc/host/renesas_sdhi_core.c +++ b/drivers/mmc/host/renesas_sdhi_core.c @@ -692,14 +692,19 @@ static int renesas_sdhi_execute_tuning(struct mmc_host *mmc, u32 opcode) /* Issue CMD19 twice for each tap */ for (i = 0; i < 2 * priv->tap_num; i++) { + int cmd_error; + /* Set sampling clock position */ sd_scc_write32(host, priv, SH_MOBILE_SDHI_SCC_TAPSET, i % priv->tap_num); - if (mmc_send_tuning(mmc, opcode, NULL) == 0) + if (mmc_send_tuning(mmc, opcode, &cmd_error) == 0) set_bit(i, priv->taps); if (sd_scc_read32(host, priv, SH_MOBILE_SDHI_SCC_SMPCMP) == 0) set_bit(i, priv->smpcmp); + + if (cmd_error) + mmc_abort_tuning(mmc, opcode); } ret = renesas_sdhi_select_tuning(host); @@ -939,7 +944,7 @@ static const struct soc_device_attribute sdhi_quirks_match[] = { { .soc_id = "r8a7795", .revision = "ES3.*", .data = &sdhi_quirks_bad_taps2367 }, { .soc_id = "r8a7796", .revision = "ES1.[012]", .data = &sdhi_quirks_4tap_nohs400 }, { .soc_id = "r8a7796", .revision = "ES1.*", .data = &sdhi_quirks_r8a7796_es13 }, - { .soc_id = "r8a7796", .revision = "ES3.*", .data = &sdhi_quirks_bad_taps1357 }, + { .soc_id = "r8a77961", .data = &sdhi_quirks_bad_taps1357 }, { .soc_id = "r8a77965", .data = &sdhi_quirks_r8a77965 }, { .soc_id = "r8a77980", .data = &sdhi_quirks_nohs400 }, { .soc_id = "r8a77990", .data = &sdhi_quirks_r8a77990 }, diff --git a/drivers/net/caif/caif_serial.c b/drivers/net/caif/caif_serial.c index d17482395a4dac..4ffbfd534f1820 100644 --- a/drivers/net/caif/caif_serial.c +++ b/drivers/net/caif/caif_serial.c @@ -350,6 +350,7 @@ static int ldisc_open(struct tty_struct *tty) rtnl_lock(); result = register_netdevice(dev); if (result) { + tty_kref_put(tty); rtnl_unlock(); free_netdev(dev); return -ENODEV; diff --git a/drivers/net/can/usb/mcba_usb.c b/drivers/net/can/usb/mcba_usb.c index 029e77dfa773b6..a45865bd725460 100644 --- a/drivers/net/can/usb/mcba_usb.c +++ b/drivers/net/can/usb/mcba_usb.c @@ -82,6 +82,8 @@ struct mcba_priv { bool can_ka_first_pass; bool can_speed_check; atomic_t free_ctx_cnt; + void *rxbuf[MCBA_MAX_RX_URBS]; + dma_addr_t rxbuf_dma[MCBA_MAX_RX_URBS]; }; /* CAN frame */ @@ -633,6 +635,7 @@ static int mcba_usb_start(struct mcba_priv *priv) for (i = 0; i < MCBA_MAX_RX_URBS; i++) { struct urb *urb = NULL; u8 *buf; + dma_addr_t buf_dma; /* create a URB, and a buffer for it */ urb = usb_alloc_urb(0, GFP_KERNEL); @@ -642,7 +645,7 @@ static int mcba_usb_start(struct mcba_priv *priv) } buf = usb_alloc_coherent(priv->udev, MCBA_USB_RX_BUFF_SIZE, - GFP_KERNEL, &urb->transfer_dma); + GFP_KERNEL, &buf_dma); if (!buf) { netdev_err(netdev, "No memory left for USB buffer\n"); usb_free_urb(urb); @@ -661,11 +664,14 @@ static int mcba_usb_start(struct mcba_priv *priv) if (err) { usb_unanchor_urb(urb); usb_free_coherent(priv->udev, MCBA_USB_RX_BUFF_SIZE, - buf, urb->transfer_dma); + buf, buf_dma); usb_free_urb(urb); break; } + priv->rxbuf[i] = buf; + priv->rxbuf_dma[i] = buf_dma; + /* Drop reference, USB core will take care of freeing it */ usb_free_urb(urb); } @@ -708,7 +714,14 @@ static int mcba_usb_open(struct net_device *netdev) static void mcba_urb_unlink(struct mcba_priv *priv) { + int i; + usb_kill_anchored_urbs(&priv->rx_submitted); + + for (i = 0; i < MCBA_MAX_RX_URBS; ++i) + usb_free_coherent(priv->udev, MCBA_USB_RX_BUFF_SIZE, + priv->rxbuf[i], priv->rxbuf_dma[i]); + usb_kill_anchored_urbs(&priv->tx_submitted); } diff --git a/drivers/net/ethernet/amazon/ena/ena_netdev.c b/drivers/net/ethernet/amazon/ena/ena_netdev.c index 881f88754bf6bd..52571486705eec 100644 --- a/drivers/net/ethernet/amazon/ena/ena_netdev.c +++ b/drivers/net/ethernet/amazon/ena/ena_netdev.c @@ -236,36 +236,48 @@ static int ena_xdp_io_poll(struct napi_struct *napi, int budget) static int ena_xdp_tx_map_frame(struct ena_ring *xdp_ring, struct ena_tx_buffer *tx_info, struct xdp_frame *xdpf, - void **push_hdr, - u32 *push_len) + struct ena_com_tx_ctx *ena_tx_ctx) { struct ena_adapter *adapter = xdp_ring->adapter; struct ena_com_buf *ena_buf; - dma_addr_t dma = 0; + int push_len = 0; + dma_addr_t dma; + void *data; u32 size; tx_info->xdpf = xdpf; + data = tx_info->xdpf->data; size = tx_info->xdpf->len; - ena_buf = tx_info->bufs; - /* llq push buffer */ - *push_len = min_t(u32, size, xdp_ring->tx_max_header_size); - *push_hdr = tx_info->xdpf->data; + if (xdp_ring->tx_mem_queue_type == ENA_ADMIN_PLACEMENT_POLICY_DEV) { + /* Designate part of the packet for LLQ */ + push_len = min_t(u32, size, xdp_ring->tx_max_header_size); + + ena_tx_ctx->push_header = data; + + size -= push_len; + data += push_len; + } + + ena_tx_ctx->header_len = push_len; - if (size - *push_len > 0) { + if (size > 0) { dma = dma_map_single(xdp_ring->dev, - *push_hdr + *push_len, - size - *push_len, + data, + size, DMA_TO_DEVICE); if (unlikely(dma_mapping_error(xdp_ring->dev, dma))) goto error_report_dma_error; - tx_info->map_linear_data = 1; - tx_info->num_of_bufs = 1; - } + tx_info->map_linear_data = 0; - ena_buf->paddr = dma; - ena_buf->len = size; + ena_buf = tx_info->bufs; + ena_buf->paddr = dma; + ena_buf->len = size; + + ena_tx_ctx->ena_bufs = ena_buf; + ena_tx_ctx->num_bufs = tx_info->num_of_bufs = 1; + } return 0; @@ -274,10 +286,6 @@ static int ena_xdp_tx_map_frame(struct ena_ring *xdp_ring, &xdp_ring->syncp); netif_warn(adapter, tx_queued, adapter->netdev, "Failed to map xdp buff\n"); - xdp_return_frame_rx_napi(tx_info->xdpf); - tx_info->xdpf = NULL; - tx_info->num_of_bufs = 0; - return -EINVAL; } @@ -289,8 +297,6 @@ static int ena_xdp_xmit_frame(struct ena_ring *xdp_ring, struct ena_com_tx_ctx ena_tx_ctx = {}; struct ena_tx_buffer *tx_info; u16 next_to_use, req_id; - void *push_hdr; - u32 push_len; int rc; next_to_use = xdp_ring->next_to_use; @@ -298,15 +304,11 @@ static int ena_xdp_xmit_frame(struct ena_ring *xdp_ring, tx_info = &xdp_ring->tx_buffer_info[req_id]; tx_info->num_of_bufs = 0; - rc = ena_xdp_tx_map_frame(xdp_ring, tx_info, xdpf, &push_hdr, &push_len); + rc = ena_xdp_tx_map_frame(xdp_ring, tx_info, xdpf, &ena_tx_ctx); if (unlikely(rc)) return rc; - ena_tx_ctx.ena_bufs = tx_info->bufs; - ena_tx_ctx.push_header = push_hdr; - ena_tx_ctx.num_bufs = tx_info->num_of_bufs; ena_tx_ctx.req_id = req_id; - ena_tx_ctx.header_len = push_len; rc = ena_xmit_common(dev, xdp_ring, diff --git a/drivers/net/ethernet/atheros/alx/main.c b/drivers/net/ethernet/atheros/alx/main.c index b3d74332ed3304..7748b276e5fdef 100644 --- a/drivers/net/ethernet/atheros/alx/main.c +++ b/drivers/net/ethernet/atheros/alx/main.c @@ -1849,6 +1849,7 @@ static int alx_probe(struct pci_dev *pdev, const struct pci_device_id *ent) free_netdev(netdev); out_pci_release: pci_release_mem_regions(pdev); + pci_disable_pcie_error_reporting(pdev); out_pci_disable: pci_disable_device(pdev); return err; diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt.c b/drivers/net/ethernet/broadcom/bnxt/bnxt.c index fcc729d52b1745..aef3fccc27a975 100644 --- a/drivers/net/ethernet/broadcom/bnxt/bnxt.c +++ b/drivers/net/ethernet/broadcom/bnxt/bnxt.c @@ -7308,7 +7308,7 @@ static int bnxt_alloc_ctx_mem(struct bnxt *bp) entries_sp = ctx->vnic_max_vnic_entries + ctx->qp_max_l2_entries + 2 * (extra_qps + ctx->qp_min_qp1_entries) + min; entries_sp = roundup(entries_sp, ctx->tqm_entries_multiple); - entries = ctx->qp_max_l2_entries + extra_qps + ctx->qp_min_qp1_entries; + entries = ctx->qp_max_l2_entries + 2 * (extra_qps + ctx->qp_min_qp1_entries); entries = roundup(entries, ctx->tqm_entries_multiple); entries = clamp_t(u32, entries, min, ctx->tqm_max_entries_per_ring); for (i = 0; i < ctx->tqm_fp_rings_count + 1; i++) { @@ -11750,6 +11750,8 @@ static void bnxt_fw_init_one_p3(struct bnxt *bp) bnxt_hwrm_coal_params_qcaps(bp); } +static int bnxt_probe_phy(struct bnxt *bp, bool fw_dflt); + static int bnxt_fw_init_one(struct bnxt *bp) { int rc; @@ -11764,6 +11766,9 @@ static int bnxt_fw_init_one(struct bnxt *bp) netdev_err(bp->dev, "Firmware init phase 2 failed\n"); return rc; } + rc = bnxt_probe_phy(bp, false); + if (rc) + return rc; rc = bnxt_approve_mac(bp, bp->dev->dev_addr, false); if (rc) return rc; @@ -13155,6 +13160,7 @@ static int bnxt_init_one(struct pci_dev *pdev, const struct pci_device_id *ent) bnxt_hwrm_func_drv_unrgtr(bp); bnxt_free_hwrm_short_cmd_req(bp); bnxt_free_hwrm_resources(bp); + bnxt_ethtool_free(bp); kfree(bp->fw_health); bp->fw_health = NULL; bnxt_cleanup_pci(bp); diff --git a/drivers/net/ethernet/chelsio/cxgb4/cxgb4_ethtool.c b/drivers/net/ethernet/chelsio/cxgb4/cxgb4_ethtool.c index 61ea3ec5c3fcc9..83ed10ac86606c 100644 --- a/drivers/net/ethernet/chelsio/cxgb4/cxgb4_ethtool.c +++ b/drivers/net/ethernet/chelsio/cxgb4/cxgb4_ethtool.c @@ -1337,13 +1337,27 @@ static int cxgb4_ethtool_flash_phy(struct net_device *netdev, return ret; } - spin_lock_bh(&adap->win0_lock); + /* We have to RESET the chip/firmware because we need the + * chip in uninitialized state for loading new PHY image. + * Otherwise, the running firmware will only store the PHY + * image in local RAM which will be lost after next reset. + */ + ret = t4_fw_reset(adap, adap->mbox, PIORSTMODE_F | PIORST_F); + if (ret < 0) { + dev_err(adap->pdev_dev, + "Set FW to RESET for flashing PHY FW failed. ret: %d\n", + ret); + return ret; + } + ret = t4_load_phy_fw(adap, MEMWIN_NIC, NULL, data, size); - spin_unlock_bh(&adap->win0_lock); - if (ret) - dev_err(adap->pdev_dev, "Failed to load PHY FW\n"); + if (ret < 0) { + dev_err(adap->pdev_dev, "Failed to load PHY FW. ret: %d\n", + ret); + return ret; + } - return ret; + return 0; } static int cxgb4_ethtool_flash_fw(struct net_device *netdev, @@ -1610,16 +1624,14 @@ static struct filter_entry *cxgb4_get_filter_entry(struct adapter *adap, u32 ftid) { struct tid_info *t = &adap->tids; - struct filter_entry *f; - if (ftid < t->nhpftids) - f = &adap->tids.hpftid_tab[ftid]; - else if (ftid < t->nftids) - f = &adap->tids.ftid_tab[ftid - t->nhpftids]; - else - f = lookup_tid(&adap->tids, ftid); + if (ftid >= t->hpftid_base && ftid < t->hpftid_base + t->nhpftids) + return &t->hpftid_tab[ftid - t->hpftid_base]; - return f; + if (ftid >= t->ftid_base && ftid < t->ftid_base + t->nftids) + return &t->ftid_tab[ftid - t->ftid_base]; + + return lookup_tid(t, ftid); } static void cxgb4_fill_filter_rule(struct ethtool_rx_flow_spec *fs, @@ -1826,6 +1838,11 @@ static int cxgb4_ntuple_del_filter(struct net_device *dev, filter_id = filter_info->loc_array[cmd->fs.location]; f = cxgb4_get_filter_entry(adapter, filter_id); + if (f->fs.prio) + filter_id -= adapter->tids.hpftid_base; + else if (!f->fs.hash) + filter_id -= (adapter->tids.ftid_base - adapter->tids.nhpftids); + ret = cxgb4_flow_rule_destroy(dev, f->fs.tc_prio, &f->fs, filter_id); if (ret) goto err; @@ -1885,6 +1902,11 @@ static int cxgb4_ntuple_set_filter(struct net_device *netdev, filter_info = &adapter->ethtool_filters->port[pi->port_id]; + if (fs.prio) + tid += adapter->tids.hpftid_base; + else if (!fs.hash) + tid += (adapter->tids.ftid_base - adapter->tids.nhpftids); + filter_info->loc_array[cmd->fs.location] = tid; set_bit(cmd->fs.location, filter_info->bmap); filter_info->in_use++; diff --git a/drivers/net/ethernet/chelsio/cxgb4/cxgb4_filter.c b/drivers/net/ethernet/chelsio/cxgb4/cxgb4_filter.c index 22c9ac922ebae9..6260b3bebd2bd1 100644 --- a/drivers/net/ethernet/chelsio/cxgb4/cxgb4_filter.c +++ b/drivers/net/ethernet/chelsio/cxgb4/cxgb4_filter.c @@ -198,7 +198,7 @@ static void set_nat_params(struct adapter *adap, struct filter_entry *f, WORD_MASK, f->fs.nat_lip[3] | f->fs.nat_lip[2] << 8 | f->fs.nat_lip[1] << 16 | - (u64)f->fs.nat_lip[0] << 25, 1); + (u64)f->fs.nat_lip[0] << 24, 1); } } diff --git a/drivers/net/ethernet/chelsio/cxgb4/cxgb4_main.c b/drivers/net/ethernet/chelsio/cxgb4/cxgb4_main.c index 1f601de02e7067..762113a04dde63 100644 --- a/drivers/net/ethernet/chelsio/cxgb4/cxgb4_main.c +++ b/drivers/net/ethernet/chelsio/cxgb4/cxgb4_main.c @@ -4424,10 +4424,8 @@ static int adap_init0_phy(struct adapter *adap) /* Load PHY Firmware onto adapter. */ - spin_lock_bh(&adap->win0_lock); ret = t4_load_phy_fw(adap, MEMWIN_NIC, phy_info->phy_fw_version, (u8 *)phyf->data, phyf->size); - spin_unlock_bh(&adap->win0_lock); if (ret < 0) dev_err(adap->pdev_dev, "PHY Firmware transfer error %d\n", -ret); diff --git a/drivers/net/ethernet/chelsio/cxgb4/t4_hw.c b/drivers/net/ethernet/chelsio/cxgb4/t4_hw.c index 9428ef1f04a814..a0555f4d76fc4e 100644 --- a/drivers/net/ethernet/chelsio/cxgb4/t4_hw.c +++ b/drivers/net/ethernet/chelsio/cxgb4/t4_hw.c @@ -3060,16 +3060,19 @@ int t4_read_flash(struct adapter *adapter, unsigned int addr, * @addr: the start address to write * @n: length of data to write in bytes * @data: the data to write + * @byte_oriented: whether to store data as bytes or as words * * Writes up to a page of data (256 bytes) to the serial flash starting * at the given address. All the data must be written to the same page. + * If @byte_oriented is set the write data is stored as byte stream + * (i.e. matches what on disk), otherwise in big-endian. */ static int t4_write_flash(struct adapter *adapter, unsigned int addr, - unsigned int n, const u8 *data) + unsigned int n, const u8 *data, bool byte_oriented) { - int ret; - u32 buf[64]; unsigned int i, c, left, val, offset = addr & 0xff; + u32 buf[64]; + int ret; if (addr >= adapter->params.sf_size || offset + n > SF_PAGE_SIZE) return -EINVAL; @@ -3080,10 +3083,14 @@ static int t4_write_flash(struct adapter *adapter, unsigned int addr, (ret = sf1_write(adapter, 4, 1, 1, val)) != 0) goto unlock; - for (left = n; left; left -= c) { + for (left = n; left; left -= c, data += c) { c = min(left, 4U); - for (val = 0, i = 0; i < c; ++i) - val = (val << 8) + *data++; + for (val = 0, i = 0; i < c; ++i) { + if (byte_oriented) + val = (val << 8) + data[i]; + else + val = (val << 8) + data[c - i - 1]; + } ret = sf1_write(adapter, c, c != left, 1, val); if (ret) @@ -3096,7 +3103,8 @@ static int t4_write_flash(struct adapter *adapter, unsigned int addr, t4_write_reg(adapter, SF_OP_A, 0); /* unlock SF */ /* Read the page to verify the write succeeded */ - ret = t4_read_flash(adapter, addr & ~0xff, ARRAY_SIZE(buf), buf, 1); + ret = t4_read_flash(adapter, addr & ~0xff, ARRAY_SIZE(buf), buf, + byte_oriented); if (ret) return ret; @@ -3692,7 +3700,7 @@ int t4_load_fw(struct adapter *adap, const u8 *fw_data, unsigned int size) */ memcpy(first_page, fw_data, SF_PAGE_SIZE); ((struct fw_hdr *)first_page)->fw_ver = cpu_to_be32(0xffffffff); - ret = t4_write_flash(adap, fw_start, SF_PAGE_SIZE, first_page); + ret = t4_write_flash(adap, fw_start, SF_PAGE_SIZE, first_page, true); if (ret) goto out; @@ -3700,14 +3708,14 @@ int t4_load_fw(struct adapter *adap, const u8 *fw_data, unsigned int size) for (size -= SF_PAGE_SIZE; size; size -= SF_PAGE_SIZE) { addr += SF_PAGE_SIZE; fw_data += SF_PAGE_SIZE; - ret = t4_write_flash(adap, addr, SF_PAGE_SIZE, fw_data); + ret = t4_write_flash(adap, addr, SF_PAGE_SIZE, fw_data, true); if (ret) goto out; } - ret = t4_write_flash(adap, - fw_start + offsetof(struct fw_hdr, fw_ver), - sizeof(hdr->fw_ver), (const u8 *)&hdr->fw_ver); + ret = t4_write_flash(adap, fw_start + offsetof(struct fw_hdr, fw_ver), + sizeof(hdr->fw_ver), (const u8 *)&hdr->fw_ver, + true); out: if (ret) dev_err(adap->pdev_dev, "firmware download failed, error %d\n", @@ -3812,9 +3820,11 @@ int t4_load_phy_fw(struct adapter *adap, int win, /* Copy the supplied PHY Firmware image to the adapter memory location * allocated by the adapter firmware. */ + spin_lock_bh(&adap->win0_lock); ret = t4_memory_rw(adap, win, mtype, maddr, phy_fw_size, (__be32 *)phy_fw_data, T4_MEMORY_WRITE); + spin_unlock_bh(&adap->win0_lock); if (ret) return ret; @@ -10208,7 +10218,7 @@ int t4_load_cfg(struct adapter *adap, const u8 *cfg_data, unsigned int size) n = size - i; else n = SF_PAGE_SIZE; - ret = t4_write_flash(adap, addr, n, cfg_data); + ret = t4_write_flash(adap, addr, n, cfg_data, true); if (ret) goto out; @@ -10677,13 +10687,14 @@ int t4_load_boot(struct adapter *adap, u8 *boot_data, for (size -= SF_PAGE_SIZE; size; size -= SF_PAGE_SIZE) { addr += SF_PAGE_SIZE; boot_data += SF_PAGE_SIZE; - ret = t4_write_flash(adap, addr, SF_PAGE_SIZE, boot_data); + ret = t4_write_flash(adap, addr, SF_PAGE_SIZE, boot_data, + false); if (ret) goto out; } ret = t4_write_flash(adap, boot_sector, SF_PAGE_SIZE, - (const u8 *)header); + (const u8 *)header, false); out: if (ret) @@ -10758,7 +10769,7 @@ int t4_load_bootcfg(struct adapter *adap, const u8 *cfg_data, unsigned int size) for (i = 0; i < size; i += SF_PAGE_SIZE) { n = min_t(u32, size - i, SF_PAGE_SIZE); - ret = t4_write_flash(adap, addr, n, cfg_data); + ret = t4_write_flash(adap, addr, n, cfg_data, false); if (ret) goto out; @@ -10770,7 +10781,8 @@ int t4_load_bootcfg(struct adapter *adap, const u8 *cfg_data, unsigned int size) for (i = 0; i < npad; i++) { u8 data = 0; - ret = t4_write_flash(adap, cfg_addr + size + i, 1, &data); + ret = t4_write_flash(adap, cfg_addr + size + i, 1, &data, + false); if (ret) goto out; } diff --git a/drivers/net/ethernet/ec_bhf.c b/drivers/net/ethernet/ec_bhf.c index 46b0dbab8aadc7..7c992172933bc0 100644 --- a/drivers/net/ethernet/ec_bhf.c +++ b/drivers/net/ethernet/ec_bhf.c @@ -576,10 +576,12 @@ static void ec_bhf_remove(struct pci_dev *dev) struct ec_bhf_priv *priv = netdev_priv(net_dev); unregister_netdev(net_dev); - free_netdev(net_dev); pci_iounmap(dev, priv->dma_io); pci_iounmap(dev, priv->io); + + free_netdev(net_dev); + pci_release_regions(dev); pci_clear_master(dev); pci_disable_device(dev); diff --git a/drivers/net/ethernet/emulex/benet/be_main.c b/drivers/net/ethernet/emulex/benet/be_main.c index b6eba29d8e99e7..7968568bbe2140 100644 --- a/drivers/net/ethernet/emulex/benet/be_main.c +++ b/drivers/net/ethernet/emulex/benet/be_main.c @@ -5897,6 +5897,7 @@ static int be_probe(struct pci_dev *pdev, const struct pci_device_id *pdev_id) unmap_bars: be_unmap_pci_bars(adapter); free_netdev: + pci_disable_pcie_error_reporting(pdev); free_netdev(netdev); rel_reg: pci_release_regions(pdev); diff --git a/drivers/net/ethernet/freescale/fec_ptp.c b/drivers/net/ethernet/freescale/fec_ptp.c index 1753807cbf97e2..d71eac7e192490 100644 --- a/drivers/net/ethernet/freescale/fec_ptp.c +++ b/drivers/net/ethernet/freescale/fec_ptp.c @@ -215,15 +215,13 @@ static u64 fec_ptp_read(const struct cyclecounter *cc) { struct fec_enet_private *fep = container_of(cc, struct fec_enet_private, cc); - const struct platform_device_id *id_entry = - platform_get_device_id(fep->pdev); u32 tempval; tempval = readl(fep->hwp + FEC_ATIME_CTRL); tempval |= FEC_T_CTRL_CAPTURE; writel(tempval, fep->hwp + FEC_ATIME_CTRL); - if (id_entry->driver_data & FEC_QUIRK_BUG_CAPTURE) + if (fep->quirks & FEC_QUIRK_BUG_CAPTURE) udelay(1); return readl(fep->hwp + FEC_ATIME); @@ -604,6 +602,10 @@ void fec_ptp_init(struct platform_device *pdev, int irq_idx) fep->ptp_caps.enable = fec_ptp_enable; fep->cycle_speed = clk_get_rate(fep->clk_ptp); + if (!fep->cycle_speed) { + fep->cycle_speed = NSEC_PER_SEC; + dev_err(&fep->pdev->dev, "clk_ptp clock rate is zero\n"); + } fep->ptp_inc = NSEC_PER_SEC / fep->cycle_speed; spin_lock_init(&fep->tmreg_lock); diff --git a/drivers/net/ethernet/intel/ice/ice_lib.c b/drivers/net/ethernet/intel/ice/ice_lib.c index d70ee573fde5bc..27f9dac8719c14 100644 --- a/drivers/net/ethernet/intel/ice/ice_lib.c +++ b/drivers/net/ethernet/intel/ice/ice_lib.c @@ -1717,12 +1717,13 @@ int ice_vsi_cfg_rxqs(struct ice_vsi *vsi) * ice_vsi_cfg_txqs - Configure the VSI for Tx * @vsi: the VSI being configured * @rings: Tx ring array to be configured + * @count: number of Tx ring array elements * * Return 0 on success and a negative value on error * Configure the Tx VSI for operation. */ static int -ice_vsi_cfg_txqs(struct ice_vsi *vsi, struct ice_ring **rings) +ice_vsi_cfg_txqs(struct ice_vsi *vsi, struct ice_ring **rings, u16 count) { struct ice_aqc_add_tx_qgrp *qg_buf; u16 q_idx = 0; @@ -1734,7 +1735,7 @@ ice_vsi_cfg_txqs(struct ice_vsi *vsi, struct ice_ring **rings) qg_buf->num_txqs = 1; - for (q_idx = 0; q_idx < vsi->num_txq; q_idx++) { + for (q_idx = 0; q_idx < count; q_idx++) { err = ice_vsi_cfg_txq(vsi, rings[q_idx], qg_buf); if (err) goto err_cfg_txqs; @@ -1754,7 +1755,7 @@ ice_vsi_cfg_txqs(struct ice_vsi *vsi, struct ice_ring **rings) */ int ice_vsi_cfg_lan_txqs(struct ice_vsi *vsi) { - return ice_vsi_cfg_txqs(vsi, vsi->tx_rings); + return ice_vsi_cfg_txqs(vsi, vsi->tx_rings, vsi->num_txq); } /** @@ -1769,7 +1770,7 @@ int ice_vsi_cfg_xdp_txqs(struct ice_vsi *vsi) int ret; int i; - ret = ice_vsi_cfg_txqs(vsi, vsi->xdp_rings); + ret = ice_vsi_cfg_txqs(vsi, vsi->xdp_rings, vsi->num_xdp_txq); if (ret) return ret; @@ -2009,17 +2010,18 @@ int ice_vsi_stop_all_rx_rings(struct ice_vsi *vsi) * @rst_src: reset source * @rel_vmvf_num: Relative ID of VF/VM * @rings: Tx ring array to be stopped + * @count: number of Tx ring array elements */ static int ice_vsi_stop_tx_rings(struct ice_vsi *vsi, enum ice_disq_rst_src rst_src, - u16 rel_vmvf_num, struct ice_ring **rings) + u16 rel_vmvf_num, struct ice_ring **rings, u16 count) { u16 q_idx; if (vsi->num_txq > ICE_LAN_TXQ_MAX_QDIS) return -EINVAL; - for (q_idx = 0; q_idx < vsi->num_txq; q_idx++) { + for (q_idx = 0; q_idx < count; q_idx++) { struct ice_txq_meta txq_meta = { }; int status; @@ -2047,7 +2049,7 @@ int ice_vsi_stop_lan_tx_rings(struct ice_vsi *vsi, enum ice_disq_rst_src rst_src, u16 rel_vmvf_num) { - return ice_vsi_stop_tx_rings(vsi, rst_src, rel_vmvf_num, vsi->tx_rings); + return ice_vsi_stop_tx_rings(vsi, rst_src, rel_vmvf_num, vsi->tx_rings, vsi->num_txq); } /** @@ -2056,7 +2058,7 @@ ice_vsi_stop_lan_tx_rings(struct ice_vsi *vsi, enum ice_disq_rst_src rst_src, */ int ice_vsi_stop_xdp_tx_rings(struct ice_vsi *vsi) { - return ice_vsi_stop_tx_rings(vsi, ICE_NO_RESET, 0, vsi->xdp_rings); + return ice_vsi_stop_tx_rings(vsi, ICE_NO_RESET, 0, vsi->xdp_rings, vsi->num_xdp_txq); } /** diff --git a/drivers/net/ethernet/intel/ice/ice_main.c b/drivers/net/ethernet/intel/ice/ice_main.c index 4ee85a217c6fec..0eb2307325d3bd 100644 --- a/drivers/net/ethernet/intel/ice/ice_main.c +++ b/drivers/net/ethernet/intel/ice/ice_main.c @@ -2555,6 +2555,20 @@ ice_xdp_setup_prog(struct ice_vsi *vsi, struct bpf_prog *prog, return (ret || xdp_ring_err) ? -ENOMEM : 0; } +/** + * ice_xdp_safe_mode - XDP handler for safe mode + * @dev: netdevice + * @xdp: XDP command + */ +static int ice_xdp_safe_mode(struct net_device __always_unused *dev, + struct netdev_bpf *xdp) +{ + NL_SET_ERR_MSG_MOD(xdp->extack, + "Please provide working DDP firmware package in order to use XDP\n" + "Refer to Documentation/networking/device_drivers/ethernet/intel/ice.rst"); + return -EOPNOTSUPP; +} + /** * ice_xdp - implements XDP handler * @dev: netdevice @@ -6937,6 +6951,7 @@ static const struct net_device_ops ice_netdev_safe_mode_ops = { .ndo_change_mtu = ice_change_mtu, .ndo_get_stats64 = ice_get_stats64, .ndo_tx_timeout = ice_tx_timeout, + .ndo_bpf = ice_xdp_safe_mode, }; static const struct net_device_ops ice_netdev_ops = { diff --git a/drivers/net/ethernet/lantiq_xrx200.c b/drivers/net/ethernet/lantiq_xrx200.c index 36dc3e5f621897..21ef2f1280705d 100644 --- a/drivers/net/ethernet/lantiq_xrx200.c +++ b/drivers/net/ethernet/lantiq_xrx200.c @@ -154,6 +154,7 @@ static int xrx200_close(struct net_device *net_dev) static int xrx200_alloc_skb(struct xrx200_chan *ch) { + struct sk_buff *skb = ch->skb[ch->dma.desc]; dma_addr_t mapping; int ret = 0; @@ -168,6 +169,7 @@ static int xrx200_alloc_skb(struct xrx200_chan *ch) XRX200_DMA_DATA_LEN, DMA_FROM_DEVICE); if (unlikely(dma_mapping_error(ch->priv->dev, mapping))) { dev_kfree_skb_any(ch->skb[ch->dma.desc]); + ch->skb[ch->dma.desc] = skb; ret = -ENOMEM; goto skip; } @@ -198,7 +200,6 @@ static int xrx200_hw_receive(struct xrx200_chan *ch) ch->dma.desc %= LTQ_DESC_NUM; if (ret) { - ch->skb[ch->dma.desc] = skb; net_dev->stats.rx_dropped++; netdev_err(net_dev, "failed to allocate new rx buffer\n"); return ret; @@ -352,8 +353,8 @@ static irqreturn_t xrx200_dma_irq(int irq, void *ptr) struct xrx200_chan *ch = ptr; if (napi_schedule_prep(&ch->napi)) { - __napi_schedule(&ch->napi); ltq_dma_disable_irq(&ch->dma); + __napi_schedule(&ch->napi); } ltq_dma_ack_irq(&ch->dma); diff --git a/drivers/net/ethernet/mellanox/mlx4/fw.c b/drivers/net/ethernet/mellanox/mlx4/fw.c index f6cfec81ccc3bc..dc4ac1a2b6b676 100644 --- a/drivers/net/ethernet/mellanox/mlx4/fw.c +++ b/drivers/net/ethernet/mellanox/mlx4/fw.c @@ -823,6 +823,7 @@ int mlx4_QUERY_DEV_CAP(struct mlx4_dev *dev, struct mlx4_dev_cap *dev_cap) #define QUERY_DEV_CAP_MAD_DEMUX_OFFSET 0xb0 #define QUERY_DEV_CAP_DMFS_HIGH_RATE_QPN_BASE_OFFSET 0xa8 #define QUERY_DEV_CAP_DMFS_HIGH_RATE_QPN_RANGE_OFFSET 0xac +#define QUERY_DEV_CAP_MAP_CLOCK_TO_USER 0xc1 #define QUERY_DEV_CAP_QP_RATE_LIMIT_NUM_OFFSET 0xcc #define QUERY_DEV_CAP_QP_RATE_LIMIT_MAX_OFFSET 0xd0 #define QUERY_DEV_CAP_QP_RATE_LIMIT_MIN_OFFSET 0xd2 @@ -841,6 +842,8 @@ int mlx4_QUERY_DEV_CAP(struct mlx4_dev *dev, struct mlx4_dev_cap *dev_cap) if (mlx4_is_mfunc(dev)) disable_unsupported_roce_caps(outbox); + MLX4_GET(field, outbox, QUERY_DEV_CAP_MAP_CLOCK_TO_USER); + dev_cap->map_clock_to_user = field & 0x80; MLX4_GET(field, outbox, QUERY_DEV_CAP_RSVD_QP_OFFSET); dev_cap->reserved_qps = 1 << (field & 0xf); MLX4_GET(field, outbox, QUERY_DEV_CAP_MAX_QP_OFFSET); diff --git a/drivers/net/ethernet/mellanox/mlx4/fw.h b/drivers/net/ethernet/mellanox/mlx4/fw.h index 8f020f26ebf5fc..cf64e54eecb050 100644 --- a/drivers/net/ethernet/mellanox/mlx4/fw.h +++ b/drivers/net/ethernet/mellanox/mlx4/fw.h @@ -131,6 +131,7 @@ struct mlx4_dev_cap { u32 health_buffer_addrs; struct mlx4_port_cap port_cap[MLX4_MAX_PORTS + 1]; bool wol_port[MLX4_MAX_PORTS + 1]; + bool map_clock_to_user; }; struct mlx4_func_cap { diff --git a/drivers/net/ethernet/mellanox/mlx4/main.c b/drivers/net/ethernet/mellanox/mlx4/main.c index c326b434734e1c..00c84656b2e7e3 100644 --- a/drivers/net/ethernet/mellanox/mlx4/main.c +++ b/drivers/net/ethernet/mellanox/mlx4/main.c @@ -498,6 +498,7 @@ static int mlx4_dev_cap(struct mlx4_dev *dev, struct mlx4_dev_cap *dev_cap) } } + dev->caps.map_clock_to_user = dev_cap->map_clock_to_user; dev->caps.uar_page_size = PAGE_SIZE; dev->caps.num_uars = dev_cap->uar_size / PAGE_SIZE; dev->caps.local_ca_ack_delay = dev_cap->local_ca_ack_delay; @@ -1948,6 +1949,11 @@ int mlx4_get_internal_clock_params(struct mlx4_dev *dev, if (mlx4_is_slave(dev)) return -EOPNOTSUPP; + if (!dev->caps.map_clock_to_user) { + mlx4_dbg(dev, "Map clock to user is not supported.\n"); + return -EOPNOTSUPP; + } + if (!params) return -EINVAL; diff --git a/drivers/net/ethernet/mellanox/mlx5/core/dev.c b/drivers/net/ethernet/mellanox/mlx5/core/dev.c index a9166cd8501311..ceebfc20f65e50 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/dev.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/dev.c @@ -303,6 +303,7 @@ int mlx5_attach_device(struct mlx5_core_dev *dev) int ret = 0, i; mutex_lock(&mlx5_intf_mutex); + priv->flags &= ~MLX5_PRIV_FLAGS_DETACH; for (i = 0; i < ARRAY_SIZE(mlx5_adev_devices); i++) { if (!priv->adev[i]) { bool is_supported = false; @@ -320,6 +321,16 @@ int mlx5_attach_device(struct mlx5_core_dev *dev) } } else { adev = &priv->adev[i]->adev; + + /* Pay attention that this is not PCI driver that + * mlx5_core_dev is connected, but auxiliary driver. + * + * Here we can race of module unload with devlink + * reload, but we don't need to take extra lock because + * we are holding global mlx5_intf_mutex. + */ + if (!adev->dev.driver) + continue; adrv = to_auxiliary_drv(adev->dev.driver); if (adrv->resume) @@ -350,6 +361,10 @@ void mlx5_detach_device(struct mlx5_core_dev *dev) continue; adev = &priv->adev[i]->adev; + /* Auxiliary driver was unbind manually through sysfs */ + if (!adev->dev.driver) + goto skip_suspend; + adrv = to_auxiliary_drv(adev->dev.driver); if (adrv->suspend) { @@ -357,9 +372,11 @@ void mlx5_detach_device(struct mlx5_core_dev *dev) continue; } +skip_suspend: del_adev(&priv->adev[i]->adev); priv->adev[i] = NULL; } + priv->flags |= MLX5_PRIV_FLAGS_DETACH; mutex_unlock(&mlx5_intf_mutex); } @@ -448,6 +465,8 @@ int mlx5_rescan_drivers_locked(struct mlx5_core_dev *dev) struct mlx5_priv *priv = &dev->priv; lockdep_assert_held(&mlx5_intf_mutex); + if (priv->flags & MLX5_PRIV_FLAGS_DETACH) + return 0; delete_drivers(dev); if (priv->flags & MLX5_PRIV_FLAGS_DISABLE_ALL_ADEV) diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en/devlink.c b/drivers/net/ethernet/mellanox/mlx5/core/en/devlink.c index 0dd7615e59319c..bc33eaada3b9a2 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en/devlink.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en/devlink.c @@ -64,6 +64,8 @@ struct devlink_port *mlx5e_get_devlink_port(struct net_device *dev) struct mlx5e_priv *priv = netdev_priv(dev); struct devlink_port *port; + if (!netif_device_present(dev)) + return NULL; port = mlx5e_devlink_get_dl_port(priv); if (port->registered) return port; diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en/ptp.c b/drivers/net/ethernet/mellanox/mlx5/core/en/ptp.c index d907c1acd4d57c..778e229310a935 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en/ptp.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en/ptp.c @@ -1,7 +1,6 @@ // SPDX-License-Identifier: GPL-2.0 OR Linux-OpenIB // Copyright (c) 2020 Mellanox Technologies -#include #include "en/ptp.h" #include "en/txrx.h" #include "en/params.h" diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en/ptp.h b/drivers/net/ethernet/mellanox/mlx5/core/en/ptp.h index ab935cce952b4e..c96668bd701cd8 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en/ptp.h +++ b/drivers/net/ethernet/mellanox/mlx5/core/en/ptp.h @@ -6,6 +6,7 @@ #include "en.h" #include "en_stats.h" +#include struct mlx5e_ptpsq { struct mlx5e_txqsq txqsq; @@ -43,6 +44,27 @@ struct mlx5e_ptp { DECLARE_BITMAP(state, MLX5E_PTP_STATE_NUM_STATES); }; +static inline bool mlx5e_use_ptpsq(struct sk_buff *skb) +{ + struct flow_keys fk; + + if (!(skb_shinfo(skb)->tx_flags & SKBTX_HW_TSTAMP)) + return false; + + if (!skb_flow_dissect_flow_keys(skb, &fk, 0)) + return false; + + if (fk.basic.n_proto == htons(ETH_P_1588)) + return true; + + if (fk.basic.n_proto != htons(ETH_P_IP) && + fk.basic.n_proto != htons(ETH_P_IPV6)) + return false; + + return (fk.basic.ip_proto == IPPROTO_UDP && + fk.ports.dst == htons(PTP_EV_PORT)); +} + int mlx5e_ptp_open(struct mlx5e_priv *priv, struct mlx5e_params *params, u8 lag_port, struct mlx5e_ptp **cp); void mlx5e_ptp_close(struct mlx5e_ptp *c); diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en/rep/neigh.c b/drivers/net/ethernet/mellanox/mlx5/core/en/rep/neigh.c index be0ee03de7217b..2e9bee4e5209b0 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en/rep/neigh.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en/rep/neigh.c @@ -129,10 +129,9 @@ static void mlx5e_rep_neigh_update(struct work_struct *work) work); struct mlx5e_neigh_hash_entry *nhe = update_work->nhe; struct neighbour *n = update_work->n; + struct mlx5e_encap_entry *e = NULL; bool neigh_connected, same_dev; - struct mlx5e_encap_entry *e; unsigned char ha[ETH_ALEN]; - struct mlx5e_priv *priv; u8 nud_state, dead; rtnl_lock(); @@ -156,14 +155,12 @@ static void mlx5e_rep_neigh_update(struct work_struct *work) if (!same_dev) goto out; - list_for_each_entry(e, &nhe->encap_list, encap_list) { - if (!mlx5e_encap_take(e)) - continue; + /* mlx5e_get_next_init_encap() releases previous encap before returning + * the next one. + */ + while ((e = mlx5e_get_next_init_encap(nhe, e)) != NULL) + mlx5e_rep_update_flows(netdev_priv(e->out_dev), e, neigh_connected, ha); - priv = netdev_priv(e->out_dev); - mlx5e_rep_update_flows(priv, e, neigh_connected, ha); - mlx5e_encap_put(priv, e); - } out: rtnl_unlock(); mlx5e_release_neigh_update_work(update_work); diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en/rep/tc.c b/drivers/net/ethernet/mellanox/mlx5/core/en/rep/tc.c index 3113822618402f..85eaadc989df2b 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en/rep/tc.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en/rep/tc.c @@ -94,13 +94,9 @@ void mlx5e_rep_update_flows(struct mlx5e_priv *priv, ASSERT_RTNL(); - /* wait for encap to be fully initialized */ - wait_for_completion(&e->res_ready); - mutex_lock(&esw->offloads.encap_tbl_lock); encap_connected = !!(e->flags & MLX5_ENCAP_ENTRY_VALID); - if (e->compl_result < 0 || (encap_connected == neigh_connected && - ether_addr_equal(e->h_dest, ha))) + if (encap_connected == neigh_connected && ether_addr_equal(e->h_dest, ha)) goto unlock; mlx5e_take_all_encap_flows(e, &flow_list); diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en/tc_tun_encap.c b/drivers/net/ethernet/mellanox/mlx5/core/en/tc_tun_encap.c index f1fb11680d2026..490131e06efb22 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en/tc_tun_encap.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en/tc_tun_encap.c @@ -251,9 +251,12 @@ static void mlx5e_take_all_route_decap_flows(struct mlx5e_route_entry *r, mlx5e_take_tmp_flow(flow, flow_list, 0); } +typedef bool (match_cb)(struct mlx5e_encap_entry *); + static struct mlx5e_encap_entry * -mlx5e_get_next_valid_encap(struct mlx5e_neigh_hash_entry *nhe, - struct mlx5e_encap_entry *e) +mlx5e_get_next_matching_encap(struct mlx5e_neigh_hash_entry *nhe, + struct mlx5e_encap_entry *e, + match_cb match) { struct mlx5e_encap_entry *next = NULL; @@ -288,7 +291,7 @@ mlx5e_get_next_valid_encap(struct mlx5e_neigh_hash_entry *nhe, /* wait for encap to be fully initialized */ wait_for_completion(&next->res_ready); /* continue searching if encap entry is not in valid state after completion */ - if (!(next->flags & MLX5_ENCAP_ENTRY_VALID)) { + if (!match(next)) { e = next; goto retry; } @@ -296,6 +299,30 @@ mlx5e_get_next_valid_encap(struct mlx5e_neigh_hash_entry *nhe, return next; } +static bool mlx5e_encap_valid(struct mlx5e_encap_entry *e) +{ + return e->flags & MLX5_ENCAP_ENTRY_VALID; +} + +static struct mlx5e_encap_entry * +mlx5e_get_next_valid_encap(struct mlx5e_neigh_hash_entry *nhe, + struct mlx5e_encap_entry *e) +{ + return mlx5e_get_next_matching_encap(nhe, e, mlx5e_encap_valid); +} + +static bool mlx5e_encap_initialized(struct mlx5e_encap_entry *e) +{ + return e->compl_result >= 0; +} + +struct mlx5e_encap_entry * +mlx5e_get_next_init_encap(struct mlx5e_neigh_hash_entry *nhe, + struct mlx5e_encap_entry *e) +{ + return mlx5e_get_next_matching_encap(nhe, e, mlx5e_encap_initialized); +} + void mlx5e_tc_update_neigh_used_value(struct mlx5e_neigh_hash_entry *nhe) { struct mlx5e_neigh *m_neigh = &nhe->m_neigh; diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_accel/ipsec.c b/drivers/net/ethernet/mellanox/mlx5/core/en_accel/ipsec.c index 3d45341e2216f6..26f7fab109d975 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en_accel/ipsec.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en_accel/ipsec.c @@ -532,9 +532,6 @@ void mlx5e_ipsec_build_netdev(struct mlx5e_priv *priv) struct mlx5_core_dev *mdev = priv->mdev; struct net_device *netdev = priv->netdev; - if (!priv->ipsec) - return; - if (!(mlx5_accel_ipsec_device_caps(mdev) & MLX5_ACCEL_IPSEC_CAP_ESP) || !MLX5_CAP_ETH(mdev, swp)) { mlx5_core_dbg(mdev, "mlx5e: ESP and SWP offload not supported\n"); diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_arfs.c b/drivers/net/ethernet/mellanox/mlx5/core/en_arfs.c index 5cd466ec64929e..25403af32859e3 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en_arfs.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en_arfs.c @@ -356,7 +356,7 @@ static int arfs_create_table(struct mlx5e_priv *priv, int mlx5e_arfs_create_tables(struct mlx5e_priv *priv) { - int err = 0; + int err = -ENOMEM; int i; if (!(priv->netdev->hw_features & NETIF_F_NTUPLE)) diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_main.c b/drivers/net/ethernet/mellanox/mlx5/core/en_main.c index ec6bafe7a2e596..d26b8ed5119598 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en_main.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en_main.c @@ -2705,8 +2705,6 @@ static int mlx5e_update_netdev_queues(struct mlx5e_priv *priv) nch = priv->channels.params.num_channels; ntc = priv->channels.params.num_tc; num_rxqs = nch * priv->profile->rq_groups; - if (priv->channels.params.ptp_rx) - num_rxqs++; mlx5e_netdev_set_tcs(netdev, nch, ntc); @@ -4824,22 +4822,15 @@ static void mlx5e_build_nic_netdev(struct net_device *netdev) } if (mlx5_vxlan_allowed(mdev->vxlan) || mlx5_geneve_tx_allowed(mdev)) { - netdev->hw_features |= NETIF_F_GSO_UDP_TUNNEL | - NETIF_F_GSO_UDP_TUNNEL_CSUM; - netdev->hw_enc_features |= NETIF_F_GSO_UDP_TUNNEL | - NETIF_F_GSO_UDP_TUNNEL_CSUM; - netdev->gso_partial_features = NETIF_F_GSO_UDP_TUNNEL_CSUM; - netdev->vlan_features |= NETIF_F_GSO_UDP_TUNNEL | - NETIF_F_GSO_UDP_TUNNEL_CSUM; + netdev->hw_features |= NETIF_F_GSO_UDP_TUNNEL; + netdev->hw_enc_features |= NETIF_F_GSO_UDP_TUNNEL; + netdev->vlan_features |= NETIF_F_GSO_UDP_TUNNEL; } if (mlx5e_tunnel_proto_supported_tx(mdev, IPPROTO_GRE)) { - netdev->hw_features |= NETIF_F_GSO_GRE | - NETIF_F_GSO_GRE_CSUM; - netdev->hw_enc_features |= NETIF_F_GSO_GRE | - NETIF_F_GSO_GRE_CSUM; - netdev->gso_partial_features |= NETIF_F_GSO_GRE | - NETIF_F_GSO_GRE_CSUM; + netdev->hw_features |= NETIF_F_GSO_GRE; + netdev->hw_enc_features |= NETIF_F_GSO_GRE; + netdev->gso_partial_features |= NETIF_F_GSO_GRE; } if (mlx5e_tunnel_proto_supported_tx(mdev, IPPROTO_IPIP)) { diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_tc.c b/drivers/net/ethernet/mellanox/mlx5/core/en_tc.c index dd64878e5b3818..d4b0f270b6bb82 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en_tc.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en_tc.c @@ -4765,7 +4765,7 @@ static void mlx5e_tc_hairpin_update_dead_peer(struct mlx5e_priv *priv, list_for_each_entry_safe(hpe, tmp, &init_wait_list, dead_peer_wait_list) { wait_for_completion(&hpe->res_ready); if (!IS_ERR_OR_NULL(hpe->hp) && hpe->peer_vhca_id == peer_vhca_id) - hpe->hp->pair->peer_gone = true; + mlx5_core_hairpin_clear_dead_peer(hpe->hp->pair); mlx5e_hairpin_put(priv, hpe); } diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_tc.h b/drivers/net/ethernet/mellanox/mlx5/core/en_tc.h index 25c091795bcd86..17027536efbaa8 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en_tc.h +++ b/drivers/net/ethernet/mellanox/mlx5/core/en_tc.h @@ -178,6 +178,9 @@ void mlx5e_take_all_encap_flows(struct mlx5e_encap_entry *e, struct list_head *f void mlx5e_put_flow_list(struct mlx5e_priv *priv, struct list_head *flow_list); struct mlx5e_neigh_hash_entry; +struct mlx5e_encap_entry * +mlx5e_get_next_init_encap(struct mlx5e_neigh_hash_entry *nhe, + struct mlx5e_encap_entry *e); void mlx5e_tc_update_neigh_used_value(struct mlx5e_neigh_hash_entry *nhe); void mlx5e_tc_reoffload_flows_work(struct work_struct *work); diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_tx.c b/drivers/net/ethernet/mellanox/mlx5/core/en_tx.c index 8ba62671f5f10a..320fe0cda91779 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en_tx.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en_tx.c @@ -32,7 +32,6 @@ #include #include -#include #include #include #include "en.h" @@ -67,24 +66,6 @@ static inline int mlx5e_get_dscp_up(struct mlx5e_priv *priv, struct sk_buff *skb } #endif -static bool mlx5e_use_ptpsq(struct sk_buff *skb) -{ - struct flow_keys fk; - - if (!skb_flow_dissect_flow_keys(skb, &fk, 0)) - return false; - - if (fk.basic.n_proto == htons(ETH_P_1588)) - return true; - - if (fk.basic.n_proto != htons(ETH_P_IP) && - fk.basic.n_proto != htons(ETH_P_IPV6)) - return false; - - return (fk.basic.ip_proto == IPPROTO_UDP && - fk.ports.dst == htons(PTP_EV_PORT)); -} - static u16 mlx5e_select_ptpsq(struct net_device *dev, struct sk_buff *skb) { struct mlx5e_priv *priv = netdev_priv(dev); @@ -145,9 +126,9 @@ u16 mlx5e_select_queue(struct net_device *dev, struct sk_buff *skb, } ptp_channel = READ_ONCE(priv->channels.ptp); - if (unlikely(ptp_channel) && - test_bit(MLX5E_PTP_STATE_TX, ptp_channel->state) && - mlx5e_use_ptpsq(skb)) + if (unlikely(ptp_channel && + test_bit(MLX5E_PTP_STATE_TX, ptp_channel->state) && + mlx5e_use_ptpsq(skb))) return mlx5e_select_ptpsq(dev, skb); txq_ix = netdev_pick_tx(dev, skb, NULL); diff --git a/drivers/net/ethernet/mellanox/mlx5/core/eq.c b/drivers/net/ethernet/mellanox/mlx5/core/eq.c index 77c0ca6559759e..9403334102675e 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/eq.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/eq.c @@ -136,7 +136,7 @@ static int mlx5_eq_comp_int(struct notifier_block *nb, eqe = next_eqe_sw(eq); if (!eqe) - return 0; + goto out; do { struct mlx5_core_cq *cq; @@ -161,6 +161,8 @@ static int mlx5_eq_comp_int(struct notifier_block *nb, ++eq->cons_index; } while ((++num_eqes < MLX5_EQ_POLLING_BUDGET) && (eqe = next_eqe_sw(eq))); + +out: eq_update_ci(eq, 1); if (cqn != -1) @@ -248,9 +250,9 @@ static int mlx5_eq_async_int(struct notifier_block *nb, ++eq->cons_index; } while ((++num_eqes < MLX5_EQ_POLLING_BUDGET) && (eqe = next_eqe_sw(eq))); - eq_update_ci(eq, 1); out: + eq_update_ci(eq, 1); mlx5_eq_async_int_unlock(eq_async, recovery, &flags); return unlikely(recovery) ? num_eqes : 0; diff --git a/drivers/net/ethernet/mellanox/mlx5/core/eswitch.c b/drivers/net/ethernet/mellanox/mlx5/core/eswitch.c index b88705a3a1a8e5..97e6cb6f13c14d 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/eswitch.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/eswitch.c @@ -1054,6 +1054,12 @@ int mlx5_esw_vport_enable(struct mlx5_eswitch *esw, u16 vport_num, goto err_vhca_mapping; } + /* External controller host PF has factory programmed MAC. + * Read it from the device. + */ + if (mlx5_core_is_ecpf(esw->dev) && vport_num == MLX5_VPORT_PF) + mlx5_query_nic_vport_mac_address(esw->dev, vport_num, true, vport->info.mac); + esw_vport_change_handle_locked(vport); esw->enabled_vports++; diff --git a/drivers/net/ethernet/mellanox/mlx5/core/main.c b/drivers/net/ethernet/mellanox/mlx5/core/main.c index a1d67bd7fb43b5..0d0f63a27aba8f 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/main.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/main.c @@ -1161,7 +1161,7 @@ static int mlx5_load(struct mlx5_core_dev *dev) err = mlx5_core_set_hca_defaults(dev); if (err) { mlx5_core_err(dev, "Failed to set hca defaults\n"); - goto err_sriov; + goto err_set_hca; } mlx5_vhca_event_start(dev); @@ -1194,6 +1194,7 @@ static int mlx5_load(struct mlx5_core_dev *dev) mlx5_sf_hw_table_destroy(dev); err_vhca: mlx5_vhca_event_stop(dev); +err_set_hca: mlx5_cleanup_fs(dev); err_fs: mlx5_accel_tls_cleanup(dev); diff --git a/drivers/net/ethernet/mellanox/mlx5/core/mr.c b/drivers/net/ethernet/mellanox/mlx5/core/mr.c index 50af84e76fb6a8..174f71ed52800c 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/mr.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/mr.c @@ -54,7 +54,7 @@ int mlx5_core_create_mkey(struct mlx5_core_dev *dev, mkey_index = MLX5_GET(create_mkey_out, lout, mkey_index); mkey->iova = MLX5_GET64(mkc, mkc, start_addr); mkey->size = MLX5_GET64(mkc, mkc, len); - mkey->key |= mlx5_idx_to_mkey(mkey_index); + mkey->key = (u32)mlx5_mkey_variant(mkey->key) | mlx5_idx_to_mkey(mkey_index); mkey->pd = MLX5_GET(mkc, mkc, pd); init_waitqueue_head(&mkey->wait); diff --git a/drivers/net/ethernet/mellanox/mlx5/core/rdma.c b/drivers/net/ethernet/mellanox/mlx5/core/rdma.c index 441b5453acae0c..540cf05f637399 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/rdma.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/rdma.c @@ -156,6 +156,9 @@ void mlx5_rdma_enable_roce(struct mlx5_core_dev *dev) { int err; + if (!MLX5_CAP_GEN(dev, roce)) + return; + err = mlx5_nic_vport_enable_roce(dev); if (err) { mlx5_core_err(dev, "Failed to enable RoCE: %d\n", err); diff --git a/drivers/net/ethernet/mellanox/mlx5/core/sf/dev/dev.c b/drivers/net/ethernet/mellanox/mlx5/core/sf/dev/dev.c index 6a0c6f965ad16b..fa0288afc0dd4e 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/sf/dev/dev.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/sf/dev/dev.c @@ -163,6 +163,7 @@ mlx5_sf_dev_state_change_handler(struct notifier_block *nb, unsigned long event_ sf_index = event->function_id - base_id; sf_dev = xa_load(&table->devices, sf_index); switch (event->new_vhca_state) { + case MLX5_VHCA_STATE_INVALID: case MLX5_VHCA_STATE_ALLOCATED: if (sf_dev) mlx5_sf_dev_del(table->dev, sf_dev, sf_index); diff --git a/drivers/net/ethernet/mellanox/mlx5/core/steering/dr_ste_v1.c b/drivers/net/ethernet/mellanox/mlx5/core/steering/dr_ste_v1.c index 054c2e2b65548a..7466f016375cd4 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/steering/dr_ste_v1.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/steering/dr_ste_v1.c @@ -694,7 +694,11 @@ static int dr_ste_v1_set_action_decap_l3_list(void *data, if (hw_action_sz / DR_STE_ACTION_DOUBLE_SZ < DR_STE_DECAP_L3_ACTION_NUM) return -EINVAL; - memcpy(padded_data, data, data_sz); + inline_data_sz = + MLX5_FLD_SZ_BYTES(ste_double_action_insert_with_inline_v1, inline_data); + + /* Add an alignment padding */ + memcpy(padded_data + data_sz % inline_data_sz, data, data_sz); /* Remove L2L3 outer headers */ MLX5_SET(ste_single_action_remove_header_v1, hw_action, action_id, @@ -706,32 +710,34 @@ static int dr_ste_v1_set_action_decap_l3_list(void *data, hw_action += DR_STE_ACTION_DOUBLE_SZ; used_actions++; /* Remove and NOP are a single double action */ - inline_data_sz = - MLX5_FLD_SZ_BYTES(ste_double_action_insert_with_inline_v1, inline_data); + /* Point to the last dword of the header */ + data_ptr += (data_sz / inline_data_sz) * inline_data_sz; - /* Add the new header inline + 2 extra bytes */ + /* Add the new header using inline action 4Byte at a time, the header + * is added in reversed order to the beginning of the packet to avoid + * incorrect parsing by the HW. Since header is 14B or 18B an extra + * two bytes are padded and later removed. + */ for (i = 0; i < data_sz / inline_data_sz + 1; i++) { void *addr_inline; MLX5_SET(ste_double_action_insert_with_inline_v1, hw_action, action_id, DR_STE_V1_ACTION_ID_INSERT_INLINE); /* The hardware expects here offset to words (2 bytes) */ - MLX5_SET(ste_double_action_insert_with_inline_v1, hw_action, start_offset, - i * 2); + MLX5_SET(ste_double_action_insert_with_inline_v1, hw_action, start_offset, 0); /* Copy bytes one by one to avoid endianness problem */ addr_inline = MLX5_ADDR_OF(ste_double_action_insert_with_inline_v1, hw_action, inline_data); - memcpy(addr_inline, data_ptr, inline_data_sz); + memcpy(addr_inline, data_ptr - i * inline_data_sz, inline_data_sz); hw_action += DR_STE_ACTION_DOUBLE_SZ; - data_ptr += inline_data_sz; used_actions++; } - /* Remove 2 extra bytes */ + /* Remove first 2 extra bytes */ MLX5_SET(ste_single_action_remove_header_size_v1, hw_action, action_id, DR_STE_V1_ACTION_ID_REMOVE_BY_SIZE); - MLX5_SET(ste_single_action_remove_header_size_v1, hw_action, start_offset, data_sz / 2); + MLX5_SET(ste_single_action_remove_header_size_v1, hw_action, start_offset, 0); /* The hardware expects here size in words (2 bytes) */ MLX5_SET(ste_single_action_remove_header_size_v1, hw_action, remove_size, 1); used_actions++; diff --git a/drivers/net/ethernet/mellanox/mlx5/core/steering/mlx5dr.h b/drivers/net/ethernet/mellanox/mlx5/core/steering/mlx5dr.h index 612b0ac31db23d..9737565cd8d431 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/steering/mlx5dr.h +++ b/drivers/net/ethernet/mellanox/mlx5/core/steering/mlx5dr.h @@ -124,10 +124,11 @@ int mlx5dr_action_destroy(struct mlx5dr_action *action); static inline bool mlx5dr_is_supported(struct mlx5_core_dev *dev) { - return MLX5_CAP_ESW_FLOWTABLE_FDB(dev, sw_owner) || - (MLX5_CAP_ESW_FLOWTABLE_FDB(dev, sw_owner_v2) && - (MLX5_CAP_GEN(dev, steering_format_version) <= - MLX5_STEERING_FORMAT_CONNECTX_6DX)); + return MLX5_CAP_GEN(dev, roce) && + (MLX5_CAP_ESW_FLOWTABLE_FDB(dev, sw_owner) || + (MLX5_CAP_ESW_FLOWTABLE_FDB(dev, sw_owner_v2) && + (MLX5_CAP_GEN(dev, steering_format_version) <= + MLX5_STEERING_FORMAT_CONNECTX_6DX))); } /* buddy functions & structure */ diff --git a/drivers/net/ethernet/mellanox/mlx5/core/transobj.c b/drivers/net/ethernet/mellanox/mlx5/core/transobj.c index 01cc00ad8acf2f..b6931bbe52d29a 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/transobj.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/transobj.c @@ -424,6 +424,15 @@ static int mlx5_hairpin_pair_queues(struct mlx5_hairpin *hp) return err; } +static void mlx5_hairpin_unpair_peer_sq(struct mlx5_hairpin *hp) +{ + int i; + + for (i = 0; i < hp->num_channels; i++) + mlx5_hairpin_modify_sq(hp->peer_mdev, hp->sqn[i], MLX5_SQC_STATE_RDY, + MLX5_SQC_STATE_RST, 0, 0); +} + static void mlx5_hairpin_unpair_queues(struct mlx5_hairpin *hp) { int i; @@ -432,13 +441,9 @@ static void mlx5_hairpin_unpair_queues(struct mlx5_hairpin *hp) for (i = 0; i < hp->num_channels; i++) mlx5_hairpin_modify_rq(hp->func_mdev, hp->rqn[i], MLX5_RQC_STATE_RDY, MLX5_RQC_STATE_RST, 0, 0); - /* unset peer SQs */ - if (hp->peer_gone) - return; - for (i = 0; i < hp->num_channels; i++) - mlx5_hairpin_modify_sq(hp->peer_mdev, hp->sqn[i], MLX5_SQC_STATE_RDY, - MLX5_SQC_STATE_RST, 0, 0); + if (!hp->peer_gone) + mlx5_hairpin_unpair_peer_sq(hp); } struct mlx5_hairpin * @@ -485,3 +490,16 @@ void mlx5_core_hairpin_destroy(struct mlx5_hairpin *hp) mlx5_hairpin_destroy_queues(hp); kfree(hp); } + +void mlx5_core_hairpin_clear_dead_peer(struct mlx5_hairpin *hp) +{ + int i; + + mlx5_hairpin_unpair_peer_sq(hp); + + /* destroy peer SQ */ + for (i = 0; i < hp->num_channels; i++) + mlx5_core_destroy_sq(hp->peer_mdev, hp->sqn[i]); + + hp->peer_gone = true; +} diff --git a/drivers/net/ethernet/mellanox/mlx5/core/vport.c b/drivers/net/ethernet/mellanox/mlx5/core/vport.c index 457ad42eaa2a2f..4c1440a95ad757 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/vport.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/vport.c @@ -465,8 +465,6 @@ int mlx5_modify_nic_vport_node_guid(struct mlx5_core_dev *mdev, void *in; int err; - if (!vport) - return -EINVAL; if (!MLX5_CAP_GEN(mdev, vport_group_manager)) return -EACCES; diff --git a/drivers/net/ethernet/mellanox/mlxsw/core_thermal.c b/drivers/net/ethernet/mellanox/mlxsw/core_thermal.c index dfea14399607fb..85f0ce2851460d 100644 --- a/drivers/net/ethernet/mellanox/mlxsw/core_thermal.c +++ b/drivers/net/ethernet/mellanox/mlxsw/core_thermal.c @@ -693,7 +693,8 @@ mlxsw_thermal_module_tz_init(struct mlxsw_thermal_module *module_tz) MLXSW_THERMAL_TRIP_MASK, module_tz, &mlxsw_thermal_module_ops, - NULL, 0, 0); + NULL, 0, + module_tz->parent->polling_delay); if (IS_ERR(module_tz->tzdev)) { err = PTR_ERR(module_tz->tzdev); return err; @@ -815,7 +816,8 @@ mlxsw_thermal_gearbox_tz_init(struct mlxsw_thermal_module *gearbox_tz) MLXSW_THERMAL_TRIP_MASK, gearbox_tz, &mlxsw_thermal_gearbox_ops, - NULL, 0, 0); + NULL, 0, + gearbox_tz->parent->polling_delay); if (IS_ERR(gearbox_tz->tzdev)) return PTR_ERR(gearbox_tz->tzdev); diff --git a/drivers/net/ethernet/mellanox/mlxsw/reg.h b/drivers/net/ethernet/mellanox/mlxsw/reg.h index 900b4bf5bb5bf4..2bc5a9003c6def 100644 --- a/drivers/net/ethernet/mellanox/mlxsw/reg.h +++ b/drivers/net/ethernet/mellanox/mlxsw/reg.h @@ -3907,7 +3907,7 @@ MLXSW_ITEM32(reg, qeec, max_shaper_bs, 0x1C, 0, 6); #define MLXSW_REG_QEEC_HIGHEST_SHAPER_BS 25 #define MLXSW_REG_QEEC_LOWEST_SHAPER_BS_SP1 5 #define MLXSW_REG_QEEC_LOWEST_SHAPER_BS_SP2 11 -#define MLXSW_REG_QEEC_LOWEST_SHAPER_BS_SP3 5 +#define MLXSW_REG_QEEC_LOWEST_SHAPER_BS_SP3 11 static inline void mlxsw_reg_qeec_pack(char *payload, u8 local_port, enum mlxsw_reg_qeec_hr hr, u8 index, diff --git a/drivers/net/ethernet/mellanox/mlxsw/spectrum_qdisc.c b/drivers/net/ethernet/mellanox/mlxsw/spectrum_qdisc.c index 04672eb5c7f347..9958d503bf0e9a 100644 --- a/drivers/net/ethernet/mellanox/mlxsw/spectrum_qdisc.c +++ b/drivers/net/ethernet/mellanox/mlxsw/spectrum_qdisc.c @@ -1332,6 +1332,7 @@ __mlxsw_sp_qdisc_ets_graft(struct mlxsw_sp_port *mlxsw_sp_port, u8 band, u32 child_handle) { struct mlxsw_sp_qdisc *old_qdisc; + u32 parent; if (band < mlxsw_sp_qdisc->num_classes && mlxsw_sp_qdisc->qdiscs[band].handle == child_handle) @@ -1352,7 +1353,9 @@ __mlxsw_sp_qdisc_ets_graft(struct mlxsw_sp_port *mlxsw_sp_port, if (old_qdisc) mlxsw_sp_qdisc_destroy(mlxsw_sp_port, old_qdisc); - mlxsw_sp_qdisc = mlxsw_sp_qdisc->ops->find_class(mlxsw_sp_qdisc, band); + parent = TC_H_MAKE(mlxsw_sp_qdisc->handle, band + 1); + mlxsw_sp_qdisc = mlxsw_sp_qdisc->ops->find_class(mlxsw_sp_qdisc, + parent); if (!WARN_ON(!mlxsw_sp_qdisc)) mlxsw_sp_qdisc_destroy(mlxsw_sp_port, mlxsw_sp_qdisc); diff --git a/drivers/net/ethernet/mscc/ocelot.c b/drivers/net/ethernet/mscc/ocelot.c index 0c4283319d7f44..adfb9781799eec 100644 --- a/drivers/net/ethernet/mscc/ocelot.c +++ b/drivers/net/ethernet/mscc/ocelot.c @@ -379,6 +379,7 @@ static u32 ocelot_read_eq_avail(struct ocelot *ocelot, int port) int ocelot_port_flush(struct ocelot *ocelot, int port) { + unsigned int pause_ena; int err, val; /* Disable dequeuing from the egress queues */ @@ -387,6 +388,7 @@ int ocelot_port_flush(struct ocelot *ocelot, int port) QSYS_PORT_MODE, port); /* Disable flow control */ + ocelot_fields_read(ocelot, port, SYS_PAUSE_CFG_PAUSE_ENA, &pause_ena); ocelot_fields_write(ocelot, port, SYS_PAUSE_CFG_PAUSE_ENA, 0); /* Disable priority flow control */ @@ -422,6 +424,9 @@ int ocelot_port_flush(struct ocelot *ocelot, int port) /* Clear flushing again. */ ocelot_rmw_gix(ocelot, 0, REW_PORT_CFG_FLUSH_ENA, REW_PORT_CFG, port); + /* Re-enable flow control */ + ocelot_fields_write(ocelot, port, SYS_PAUSE_CFG_PAUSE_ENA, pause_ena); + return err; } EXPORT_SYMBOL(ocelot_port_flush); diff --git a/drivers/net/ethernet/qlogic/netxen/netxen_nic_main.c b/drivers/net/ethernet/qlogic/netxen/netxen_nic_main.c index 7e6bac85495d3a..344ea11434549f 100644 --- a/drivers/net/ethernet/qlogic/netxen/netxen_nic_main.c +++ b/drivers/net/ethernet/qlogic/netxen/netxen_nic_main.c @@ -1602,6 +1602,8 @@ netxen_nic_probe(struct pci_dev *pdev, const struct pci_device_id *ent) free_netdev(netdev); err_out_free_res: + if (NX_IS_REVISION_P3(pdev->revision)) + pci_disable_pcie_error_reporting(pdev); pci_release_regions(pdev); err_out_disable_pdev: diff --git a/drivers/net/ethernet/qlogic/qed/qed_dcbx.c b/drivers/net/ethernet/qlogic/qed/qed_dcbx.c index 17d5b649eb36b9..e81dd34a3cac20 100644 --- a/drivers/net/ethernet/qlogic/qed/qed_dcbx.c +++ b/drivers/net/ethernet/qlogic/qed/qed_dcbx.c @@ -1266,9 +1266,11 @@ int qed_dcbx_get_config_params(struct qed_hwfn *p_hwfn, p_hwfn->p_dcbx_info->set.ver_num |= DCBX_CONFIG_VERSION_STATIC; p_hwfn->p_dcbx_info->set.enabled = dcbx_info->operational.enabled; + BUILD_BUG_ON(sizeof(dcbx_info->operational.params) != + sizeof(p_hwfn->p_dcbx_info->set.config.params)); memcpy(&p_hwfn->p_dcbx_info->set.config.params, &dcbx_info->operational.params, - sizeof(struct qed_dcbx_admin_params)); + sizeof(p_hwfn->p_dcbx_info->set.config.params)); p_hwfn->p_dcbx_info->set.config.valid = true; memcpy(params, &p_hwfn->p_dcbx_info->set, sizeof(struct qed_dcbx_set)); diff --git a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_main.c b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_main.c index 96b947fde646bf..3beafc60747e63 100644 --- a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_main.c +++ b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_main.c @@ -2690,6 +2690,7 @@ qlcnic_probe(struct pci_dev *pdev, const struct pci_device_id *ent) kfree(ahw); err_out_free_res: + pci_disable_pcie_error_reporting(pdev); pci_release_regions(pdev); err_out_disable_pdev: diff --git a/drivers/net/ethernet/qualcomm/rmnet/rmnet_vnd.c b/drivers/net/ethernet/qualcomm/rmnet/rmnet_vnd.c index 41fbd2ceeede49..ab1e0fcccabb6c 100644 --- a/drivers/net/ethernet/qualcomm/rmnet/rmnet_vnd.c +++ b/drivers/net/ethernet/qualcomm/rmnet/rmnet_vnd.c @@ -126,24 +126,24 @@ static void rmnet_get_stats64(struct net_device *dev, struct rtnl_link_stats64 *s) { struct rmnet_priv *priv = netdev_priv(dev); - struct rmnet_vnd_stats total_stats; + struct rmnet_vnd_stats total_stats = { }; struct rmnet_pcpu_stats *pcpu_ptr; + struct rmnet_vnd_stats snapshot; unsigned int cpu, start; - memset(&total_stats, 0, sizeof(struct rmnet_vnd_stats)); - for_each_possible_cpu(cpu) { pcpu_ptr = per_cpu_ptr(priv->pcpu_stats, cpu); do { start = u64_stats_fetch_begin_irq(&pcpu_ptr->syncp); - total_stats.rx_pkts += pcpu_ptr->stats.rx_pkts; - total_stats.rx_bytes += pcpu_ptr->stats.rx_bytes; - total_stats.tx_pkts += pcpu_ptr->stats.tx_pkts; - total_stats.tx_bytes += pcpu_ptr->stats.tx_bytes; + snapshot = pcpu_ptr->stats; /* struct assignment */ } while (u64_stats_fetch_retry_irq(&pcpu_ptr->syncp, start)); - total_stats.tx_drops += pcpu_ptr->stats.tx_drops; + total_stats.rx_pkts += snapshot.rx_pkts; + total_stats.rx_bytes += snapshot.rx_bytes; + total_stats.tx_pkts += snapshot.tx_pkts; + total_stats.tx_bytes += snapshot.tx_bytes; + total_stats.tx_drops += snapshot.tx_drops; } s->rx_packets = total_stats.rx_pkts; @@ -354,4 +354,4 @@ int rmnet_vnd_update_dev_mtu(struct rmnet_port *port, } return 0; -} \ No newline at end of file +} diff --git a/drivers/net/ethernet/realtek/r8169_main.c b/drivers/net/ethernet/realtek/r8169_main.c index 2c89cde7da1e6e..2ee72dc431cd55 100644 --- a/drivers/net/ethernet/realtek/r8169_main.c +++ b/drivers/net/ethernet/realtek/r8169_main.c @@ -1671,7 +1671,7 @@ static void rtl8169_get_strings(struct net_device *dev, u32 stringset, u8 *data) { switch(stringset) { case ETH_SS_STATS: - memcpy(data, *rtl8169_gstrings, sizeof(rtl8169_gstrings)); + memcpy(data, rtl8169_gstrings, sizeof(rtl8169_gstrings)); break; } } diff --git a/drivers/net/ethernet/renesas/sh_eth.c b/drivers/net/ethernet/renesas/sh_eth.c index c5b154868c1fc9..713d3629b4c1ca 100644 --- a/drivers/net/ethernet/renesas/sh_eth.c +++ b/drivers/net/ethernet/renesas/sh_eth.c @@ -2287,7 +2287,7 @@ static void sh_eth_get_strings(struct net_device *ndev, u32 stringset, u8 *data) { switch (stringset) { case ETH_SS_STATS: - memcpy(data, *sh_eth_gstrings_stats, + memcpy(data, sh_eth_gstrings_stats, sizeof(sh_eth_gstrings_stats)); break; } diff --git a/drivers/net/ethernet/stmicro/stmmac/dwmac1000.h b/drivers/net/ethernet/stmicro/stmmac/dwmac1000.h index b70d44ac09906a..3c73453725f946 100644 --- a/drivers/net/ethernet/stmicro/stmmac/dwmac1000.h +++ b/drivers/net/ethernet/stmicro/stmmac/dwmac1000.h @@ -76,10 +76,10 @@ enum power_event { #define LPI_CTRL_STATUS_TLPIEN 0x00000001 /* Transmit LPI Entry */ /* GMAC HW ADDR regs */ -#define GMAC_ADDR_HIGH(reg) (((reg > 15) ? 0x00000800 : 0x00000040) + \ - (reg * 8)) -#define GMAC_ADDR_LOW(reg) (((reg > 15) ? 0x00000804 : 0x00000044) + \ - (reg * 8)) +#define GMAC_ADDR_HIGH(reg) ((reg > 15) ? 0x00000800 + (reg - 16) * 8 : \ + 0x00000040 + (reg * 8)) +#define GMAC_ADDR_LOW(reg) ((reg > 15) ? 0x00000804 + (reg - 16) * 8 : \ + 0x00000044 + (reg * 8)) #define GMAC_MAX_PERFECT_ADDRESSES 1 #define GMAC_PCS_BASE 0x000000c0 /* PCS register base */ diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac_platform.c b/drivers/net/ethernet/stmicro/stmmac/stmmac_platform.c index 1e17a23d911850..a696ada013eb51 100644 --- a/drivers/net/ethernet/stmicro/stmmac/stmmac_platform.c +++ b/drivers/net/ethernet/stmicro/stmmac/stmmac_platform.c @@ -622,6 +622,8 @@ stmmac_probe_config_dt(struct platform_device *pdev, u8 *mac) void stmmac_remove_config_dt(struct platform_device *pdev, struct plat_stmmacenet_data *plat) { + clk_disable_unprepare(plat->stmmac_clk); + clk_disable_unprepare(plat->pclk); of_node_put(plat->phy_node); of_node_put(plat->mdio_node); } diff --git a/drivers/net/ethernet/xilinx/ll_temac_main.c b/drivers/net/ethernet/xilinx/ll_temac_main.c index a1f5f07f4ca97b..9a13953ea70fa9 100644 --- a/drivers/net/ethernet/xilinx/ll_temac_main.c +++ b/drivers/net/ethernet/xilinx/ll_temac_main.c @@ -774,12 +774,15 @@ static void temac_start_xmit_done(struct net_device *ndev) stat = be32_to_cpu(cur_p->app0); while (stat & STS_CTRL_APP0_CMPLT) { + /* Make sure that the other fields are read after bd is + * released by dma + */ + rmb(); dma_unmap_single(ndev->dev.parent, be32_to_cpu(cur_p->phys), be32_to_cpu(cur_p->len), DMA_TO_DEVICE); skb = (struct sk_buff *)ptr_from_txbd(cur_p); if (skb) dev_consume_skb_irq(skb); - cur_p->app0 = 0; cur_p->app1 = 0; cur_p->app2 = 0; cur_p->app3 = 0; @@ -788,6 +791,12 @@ static void temac_start_xmit_done(struct net_device *ndev) ndev->stats.tx_packets++; ndev->stats.tx_bytes += be32_to_cpu(cur_p->len); + /* app0 must be visible last, as it is used to flag + * availability of the bd + */ + smp_mb(); + cur_p->app0 = 0; + lp->tx_bd_ci++; if (lp->tx_bd_ci >= lp->tx_bd_num) lp->tx_bd_ci = 0; @@ -814,6 +823,9 @@ static inline int temac_check_tx_bd_space(struct temac_local *lp, int num_frag) if (cur_p->app0) return NETDEV_TX_BUSY; + /* Make sure to read next bd app0 after this one */ + rmb(); + tail++; if (tail >= lp->tx_bd_num) tail = 0; @@ -849,7 +861,7 @@ temac_start_xmit(struct sk_buff *skb, struct net_device *ndev) smp_mb(); /* Space might have just been freed - check again */ - if (temac_check_tx_bd_space(lp, num_frag)) + if (temac_check_tx_bd_space(lp, num_frag + 1)) return NETDEV_TX_BUSY; netif_wake_queue(ndev); @@ -876,7 +888,6 @@ temac_start_xmit(struct sk_buff *skb, struct net_device *ndev) return NETDEV_TX_OK; } cur_p->phys = cpu_to_be32(skb_dma_addr); - ptr_to_txbd((void *)skb, cur_p); for (ii = 0; ii < num_frag; ii++) { if (++lp->tx_bd_tail >= lp->tx_bd_num) @@ -915,6 +926,11 @@ temac_start_xmit(struct sk_buff *skb, struct net_device *ndev) } cur_p->app0 |= cpu_to_be32(STS_CTRL_APP0_EOP); + /* Mark last fragment with skb address, so it can be consumed + * in temac_start_xmit_done() + */ + ptr_to_txbd((void *)skb, cur_p); + tail_p = lp->tx_bd_p + sizeof(*lp->tx_bd_v) * lp->tx_bd_tail; lp->tx_bd_tail++; if (lp->tx_bd_tail >= lp->tx_bd_num) @@ -926,6 +942,11 @@ temac_start_xmit(struct sk_buff *skb, struct net_device *ndev) wmb(); lp->dma_out(lp, TX_TAILDESC_PTR, tail_p); /* DMA start */ + if (temac_check_tx_bd_space(lp, MAX_SKB_FRAGS + 1)) { + netdev_info(ndev, "%s -> netif_stop_queue\n", __func__); + netif_stop_queue(ndev); + } + return NETDEV_TX_OK; } diff --git a/drivers/net/hamradio/mkiss.c b/drivers/net/hamradio/mkiss.c index 65154224d5b840..7685a1721597f0 100644 --- a/drivers/net/hamradio/mkiss.c +++ b/drivers/net/hamradio/mkiss.c @@ -799,6 +799,7 @@ static void mkiss_close(struct tty_struct *tty) ax->tty = NULL; unregister_netdev(ax->dev); + free_netdev(ax->dev); } /* Perform I/O control on an active ax25 channel. */ diff --git a/drivers/net/mhi/net.c b/drivers/net/mhi/net.c index 0d8293a47a56dc..b806f2f8f859b1 100644 --- a/drivers/net/mhi/net.c +++ b/drivers/net/mhi/net.c @@ -49,7 +49,7 @@ static int mhi_ndo_stop(struct net_device *ndev) return 0; } -static int mhi_ndo_xmit(struct sk_buff *skb, struct net_device *ndev) +static netdev_tx_t mhi_ndo_xmit(struct sk_buff *skb, struct net_device *ndev) { struct mhi_net_dev *mhi_netdev = netdev_priv(ndev); const struct mhi_net_proto *proto = mhi_netdev->proto; diff --git a/drivers/net/phy/dp83867.c b/drivers/net/phy/dp83867.c index 9bd9a5c0b1db34..6bbc81ad295fb2 100644 --- a/drivers/net/phy/dp83867.c +++ b/drivers/net/phy/dp83867.c @@ -826,16 +826,12 @@ static int dp83867_phy_reset(struct phy_device *phydev) { int err; - err = phy_write(phydev, DP83867_CTRL, DP83867_SW_RESET); + err = phy_write(phydev, DP83867_CTRL, DP83867_SW_RESTART); if (err < 0) return err; usleep_range(10, 20); - /* After reset FORCE_LINK_GOOD bit is set. Although the - * default value should be unset. Disable FORCE_LINK_GOOD - * for the phy to work properly. - */ return phy_modify(phydev, MII_DP83867_PHYCTRL, DP83867_PHYCR_FORCE_LINK_GOOD, 0); } diff --git a/drivers/net/usb/cdc_eem.c b/drivers/net/usb/cdc_eem.c index 2e60bc1b9a6b0a..359ea0d10e597f 100644 --- a/drivers/net/usb/cdc_eem.c +++ b/drivers/net/usb/cdc_eem.c @@ -123,10 +123,10 @@ static struct sk_buff *eem_tx_fixup(struct usbnet *dev, struct sk_buff *skb, } skb2 = skb_copy_expand(skb, EEM_HEAD, ETH_FCS_LEN + padlen, flags); + dev_kfree_skb_any(skb); if (!skb2) return NULL; - dev_kfree_skb_any(skb); skb = skb2; done: diff --git a/drivers/net/usb/cdc_ncm.c b/drivers/net/usb/cdc_ncm.c index b04055fd1b79cc..df0d1837e4ed79 100644 --- a/drivers/net/usb/cdc_ncm.c +++ b/drivers/net/usb/cdc_ncm.c @@ -1880,7 +1880,7 @@ static void cdc_ncm_status(struct usbnet *dev, struct urb *urb) static const struct driver_info cdc_ncm_info = { .description = "CDC NCM", .flags = FLAG_POINTTOPOINT | FLAG_NO_SETINT | FLAG_MULTI_PACKET - | FLAG_LINK_INTR, + | FLAG_LINK_INTR | FLAG_ETHER, .bind = cdc_ncm_bind, .unbind = cdc_ncm_unbind, .manage_power = usbnet_manage_power, diff --git a/drivers/net/usb/qmi_wwan.c b/drivers/net/usb/qmi_wwan.c index 6700f1970b240b..bc55ec739af90a 100644 --- a/drivers/net/usb/qmi_wwan.c +++ b/drivers/net/usb/qmi_wwan.c @@ -575,7 +575,7 @@ static int qmi_wwan_rx_fixup(struct usbnet *dev, struct sk_buff *skb) if (info->flags & QMI_WWAN_FLAG_PASS_THROUGH) { skb->protocol = htons(ETH_P_MAP); - return (netif_rx(skb) == NET_RX_SUCCESS); + return 1; } switch (skb->data[0] & 0xf0) { diff --git a/drivers/net/usb/r8152.c b/drivers/net/usb/r8152.c index f6abb2fbf9728e..e25bfb7021ed45 100644 --- a/drivers/net/usb/r8152.c +++ b/drivers/net/usb/r8152.c @@ -8678,7 +8678,7 @@ static void rtl8152_get_strings(struct net_device *dev, u32 stringset, u8 *data) { switch (stringset) { case ETH_SS_STATS: - memcpy(data, *rtl8152_gstrings, sizeof(rtl8152_gstrings)); + memcpy(data, rtl8152_gstrings, sizeof(rtl8152_gstrings)); break; } } diff --git a/drivers/net/usb/smsc75xx.c b/drivers/net/usb/smsc75xx.c index b286993da67c96..13141dbfa3a836 100644 --- a/drivers/net/usb/smsc75xx.c +++ b/drivers/net/usb/smsc75xx.c @@ -1483,7 +1483,7 @@ static int smsc75xx_bind(struct usbnet *dev, struct usb_interface *intf) ret = smsc75xx_wait_ready(dev, 0); if (ret < 0) { netdev_warn(dev->net, "device not ready in smsc75xx_bind\n"); - goto err; + goto free_pdata; } smsc75xx_init_mac_address(dev); @@ -1492,7 +1492,7 @@ static int smsc75xx_bind(struct usbnet *dev, struct usb_interface *intf) ret = smsc75xx_reset(dev); if (ret < 0) { netdev_warn(dev->net, "smsc75xx_reset error %d\n", ret); - goto err; + goto cancel_work; } dev->net->netdev_ops = &smsc75xx_netdev_ops; @@ -1503,8 +1503,11 @@ static int smsc75xx_bind(struct usbnet *dev, struct usb_interface *intf) dev->net->max_mtu = MAX_SINGLE_PACKET_SIZE; return 0; -err: +cancel_work: + cancel_work_sync(&pdata->set_multicast); +free_pdata: kfree(pdata); + dev->data[0] = 0; return ret; } @@ -1515,7 +1518,6 @@ static void smsc75xx_unbind(struct usbnet *dev, struct usb_interface *intf) cancel_work_sync(&pdata->set_multicast); netif_dbg(dev, ifdown, dev->net, "free pdata\n"); kfree(pdata); - pdata = NULL; dev->data[0] = 0; } } diff --git a/drivers/net/vrf.c b/drivers/net/vrf.c index 503e2fd7ce5187..28a6c4cfe9b8c6 100644 --- a/drivers/net/vrf.c +++ b/drivers/net/vrf.c @@ -1183,9 +1183,6 @@ static int vrf_dev_init(struct net_device *dev) dev->flags = IFF_MASTER | IFF_NOARP; - /* MTU is irrelevant for VRF device; set to 64k similar to lo */ - dev->mtu = 64 * 1024; - /* similarly, oper state is irrelevant; set to up to avoid confusion */ dev->operstate = IF_OPER_UP; netdev_lockdep_set_classes(dev); @@ -1685,7 +1682,8 @@ static void vrf_setup(struct net_device *dev) * which breaks networking. */ dev->min_mtu = IPV6_MIN_MTU; - dev->max_mtu = ETH_MAX_MTU; + dev->max_mtu = IP6_MAX_MTU; + dev->mtu = dev->max_mtu; } static int vrf_validate(struct nlattr *tb[], struct nlattr *data[], diff --git a/drivers/net/wireless/mac80211_hwsim.c b/drivers/net/wireless/mac80211_hwsim.c index 51ce767eaf88ea..7a6fd46d0c6e8f 100644 --- a/drivers/net/wireless/mac80211_hwsim.c +++ b/drivers/net/wireless/mac80211_hwsim.c @@ -1693,8 +1693,13 @@ static int mac80211_hwsim_start(struct ieee80211_hw *hw) static void mac80211_hwsim_stop(struct ieee80211_hw *hw) { struct mac80211_hwsim_data *data = hw->priv; + data->started = false; hrtimer_cancel(&data->beacon_timer); + + while (!skb_queue_empty(&data->pending)) + ieee80211_free_txskb(hw, skb_dequeue(&data->pending)); + wiphy_dbg(hw->wiphy, "%s\n", __func__); } diff --git a/drivers/net/xen-netback/interface.c b/drivers/net/xen-netback/interface.c index 193b723fe3bd73..c58996c1e23093 100644 --- a/drivers/net/xen-netback/interface.c +++ b/drivers/net/xen-netback/interface.c @@ -684,6 +684,7 @@ static void xenvif_disconnect_queue(struct xenvif_queue *queue) { if (queue->task) { kthread_stop(queue->task); + put_task_struct(queue->task); queue->task = NULL; } @@ -745,6 +746,11 @@ int xenvif_connect_data(struct xenvif_queue *queue, if (IS_ERR(task)) goto kthread_err; queue->task = task; + /* + * Take a reference to the task in order to prevent it from being freed + * if the thread function returns before kthread_stop is called. + */ + get_task_struct(task); task = kthread_run(xenvif_dealloc_kthread, queue, "%s-dealloc", queue->name); diff --git a/drivers/pci/controller/dwc/Makefile b/drivers/pci/controller/dwc/Makefile index eca805c1a0235d..9e6ce0dc2f535c 100644 --- a/drivers/pci/controller/dwc/Makefile +++ b/drivers/pci/controller/dwc/Makefile @@ -18,6 +18,7 @@ obj-$(CONFIG_PCIE_INTEL_GW) += pcie-intel-gw.o obj-$(CONFIG_PCIE_KIRIN) += pcie-kirin.o obj-$(CONFIG_PCIE_HISI_STB) += pcie-histb.o obj-$(CONFIG_PCI_MESON) += pci-meson.o +obj-$(CONFIG_PCIE_TEGRA194) += pcie-tegra194.o obj-$(CONFIG_PCIE_UNIPHIER) += pcie-uniphier.o obj-$(CONFIG_PCIE_UNIPHIER_EP) += pcie-uniphier-ep.o @@ -38,6 +39,6 @@ ifdef CONFIG_ACPI ifdef CONFIG_PCI_QUIRKS obj-$(CONFIG_ARM64) += pcie-al.o obj-$(CONFIG_ARM64) += pcie-hisi.o -obj-$(CONFIG_ARM64) += pcie-tegra194.o +obj-$(CONFIG_ARM64) += pcie-tegra194-acpi.o endif endif diff --git a/drivers/pci/controller/dwc/pcie-tegra194-acpi.c b/drivers/pci/controller/dwc/pcie-tegra194-acpi.c new file mode 100644 index 00000000000000..c2de6ed4d86f31 --- /dev/null +++ b/drivers/pci/controller/dwc/pcie-tegra194-acpi.c @@ -0,0 +1,108 @@ +// SPDX-License-Identifier: GPL-2.0+ +/* + * ACPI quirks for Tegra194 PCIe host controller + * + * Copyright (C) 2021 NVIDIA Corporation. + * + * Author: Vidya Sagar + */ + +#include +#include +#include + +#include "pcie-designware.h" + +struct tegra194_pcie_ecam { + void __iomem *config_base; + void __iomem *iatu_base; + void __iomem *dbi_base; +}; + +static int tegra194_acpi_init(struct pci_config_window *cfg) +{ + struct device *dev = cfg->parent; + struct tegra194_pcie_ecam *pcie_ecam; + + pcie_ecam = devm_kzalloc(dev, sizeof(*pcie_ecam), GFP_KERNEL); + if (!pcie_ecam) + return -ENOMEM; + + pcie_ecam->config_base = cfg->win; + pcie_ecam->iatu_base = cfg->win + SZ_256K; + pcie_ecam->dbi_base = cfg->win + SZ_512K; + cfg->priv = pcie_ecam; + + return 0; +} + +static void atu_reg_write(struct tegra194_pcie_ecam *pcie_ecam, int index, + u32 val, u32 reg) +{ + u32 offset = PCIE_GET_ATU_OUTB_UNR_REG_OFFSET(index); + + writel(val, pcie_ecam->iatu_base + offset + reg); +} + +static void program_outbound_atu(struct tegra194_pcie_ecam *pcie_ecam, + int index, int type, u64 cpu_addr, + u64 pci_addr, u64 size) +{ + atu_reg_write(pcie_ecam, index, lower_32_bits(cpu_addr), + PCIE_ATU_LOWER_BASE); + atu_reg_write(pcie_ecam, index, upper_32_bits(cpu_addr), + PCIE_ATU_UPPER_BASE); + atu_reg_write(pcie_ecam, index, lower_32_bits(pci_addr), + PCIE_ATU_LOWER_TARGET); + atu_reg_write(pcie_ecam, index, lower_32_bits(cpu_addr + size - 1), + PCIE_ATU_LIMIT); + atu_reg_write(pcie_ecam, index, upper_32_bits(pci_addr), + PCIE_ATU_UPPER_TARGET); + atu_reg_write(pcie_ecam, index, type, PCIE_ATU_CR1); + atu_reg_write(pcie_ecam, index, PCIE_ATU_ENABLE, PCIE_ATU_CR2); +} + +static void __iomem *tegra194_map_bus(struct pci_bus *bus, + unsigned int devfn, int where) +{ + struct pci_config_window *cfg = bus->sysdata; + struct tegra194_pcie_ecam *pcie_ecam = cfg->priv; + u32 busdev; + int type; + + if (bus->number < cfg->busr.start || bus->number > cfg->busr.end) + return NULL; + + if (bus->number == cfg->busr.start) { + if (PCI_SLOT(devfn) == 0) + return pcie_ecam->dbi_base + where; + else + return NULL; + } + + busdev = PCIE_ATU_BUS(bus->number) | PCIE_ATU_DEV(PCI_SLOT(devfn)) | + PCIE_ATU_FUNC(PCI_FUNC(devfn)); + + if (bus->parent->number == cfg->busr.start) { + if (PCI_SLOT(devfn) == 0) + type = PCIE_ATU_TYPE_CFG0; + else + return NULL; + } else { + type = PCIE_ATU_TYPE_CFG1; + } + + program_outbound_atu(pcie_ecam, 0, type, cfg->res.start, busdev, + SZ_256K); + + return pcie_ecam->config_base + where; +} + +const struct pci_ecam_ops tegra194_pcie_ops = { + .init = tegra194_acpi_init, + .pci_ops = { + .map_bus = tegra194_map_bus, + .read = pci_generic_config_read, + .write = pci_generic_config_write, + } +}; diff --git a/drivers/pci/controller/dwc/pcie-tegra194.c b/drivers/pci/controller/dwc/pcie-tegra194.c index bafd2c6ab3c237..504669e3afe076 100644 --- a/drivers/pci/controller/dwc/pcie-tegra194.c +++ b/drivers/pci/controller/dwc/pcie-tegra194.c @@ -22,8 +22,6 @@ #include #include #include -#include -#include #include #include #include @@ -247,24 +245,6 @@ static const unsigned int pcie_gen_freq[] = { GEN4_CORE_CLK_FREQ }; -static const u32 event_cntr_ctrl_offset[] = { - 0x1d8, - 0x1a8, - 0x1a8, - 0x1a8, - 0x1c4, - 0x1d8 -}; - -static const u32 event_cntr_data_offset[] = { - 0x1dc, - 0x1ac, - 0x1ac, - 0x1ac, - 0x1c8, - 0x1dc -}; - struct tegra_pcie_dw { struct device *dev; struct resource *appl_res; @@ -313,104 +293,6 @@ struct tegra_pcie_dw_of_data { enum dw_pcie_device_mode mode; }; -#if defined(CONFIG_ACPI) && defined(CONFIG_PCI_QUIRKS) -struct tegra194_pcie_ecam { - void __iomem *config_base; - void __iomem *iatu_base; - void __iomem *dbi_base; -}; - -static int tegra194_acpi_init(struct pci_config_window *cfg) -{ - struct device *dev = cfg->parent; - struct tegra194_pcie_ecam *pcie_ecam; - - pcie_ecam = devm_kzalloc(dev, sizeof(*pcie_ecam), GFP_KERNEL); - if (!pcie_ecam) - return -ENOMEM; - - pcie_ecam->config_base = cfg->win; - pcie_ecam->iatu_base = cfg->win + SZ_256K; - pcie_ecam->dbi_base = cfg->win + SZ_512K; - cfg->priv = pcie_ecam; - - return 0; -} - -static void atu_reg_write(struct tegra194_pcie_ecam *pcie_ecam, int index, - u32 val, u32 reg) -{ - u32 offset = PCIE_GET_ATU_OUTB_UNR_REG_OFFSET(index); - - writel(val, pcie_ecam->iatu_base + offset + reg); -} - -static void program_outbound_atu(struct tegra194_pcie_ecam *pcie_ecam, - int index, int type, u64 cpu_addr, - u64 pci_addr, u64 size) -{ - atu_reg_write(pcie_ecam, index, lower_32_bits(cpu_addr), - PCIE_ATU_LOWER_BASE); - atu_reg_write(pcie_ecam, index, upper_32_bits(cpu_addr), - PCIE_ATU_UPPER_BASE); - atu_reg_write(pcie_ecam, index, lower_32_bits(pci_addr), - PCIE_ATU_LOWER_TARGET); - atu_reg_write(pcie_ecam, index, lower_32_bits(cpu_addr + size - 1), - PCIE_ATU_LIMIT); - atu_reg_write(pcie_ecam, index, upper_32_bits(pci_addr), - PCIE_ATU_UPPER_TARGET); - atu_reg_write(pcie_ecam, index, type, PCIE_ATU_CR1); - atu_reg_write(pcie_ecam, index, PCIE_ATU_ENABLE, PCIE_ATU_CR2); -} - -static void __iomem *tegra194_map_bus(struct pci_bus *bus, - unsigned int devfn, int where) -{ - struct pci_config_window *cfg = bus->sysdata; - struct tegra194_pcie_ecam *pcie_ecam = cfg->priv; - u32 busdev; - int type; - - if (bus->number < cfg->busr.start || bus->number > cfg->busr.end) - return NULL; - - if (bus->number == cfg->busr.start) { - if (PCI_SLOT(devfn) == 0) - return pcie_ecam->dbi_base + where; - else - return NULL; - } - - busdev = PCIE_ATU_BUS(bus->number) | PCIE_ATU_DEV(PCI_SLOT(devfn)) | - PCIE_ATU_FUNC(PCI_FUNC(devfn)); - - if (bus->parent->number == cfg->busr.start) { - if (PCI_SLOT(devfn) == 0) - type = PCIE_ATU_TYPE_CFG0; - else - return NULL; - } else { - type = PCIE_ATU_TYPE_CFG1; - } - - program_outbound_atu(pcie_ecam, 0, type, cfg->res.start, busdev, - SZ_256K); - - return pcie_ecam->config_base + where; -} - -const struct pci_ecam_ops tegra194_pcie_ops = { - .init = tegra194_acpi_init, - .pci_ops = { - .map_bus = tegra194_map_bus, - .read = pci_generic_config_read, - .write = pci_generic_config_write, - } -}; -#endif /* defined(CONFIG_ACPI) && defined(CONFIG_PCI_QUIRKS) */ - -#ifdef CONFIG_PCIE_TEGRA194 - static inline struct tegra_pcie_dw *to_tegra_pcie(struct dw_pcie *pci) { return container_of(pci, struct tegra_pcie_dw, pci); @@ -694,6 +576,24 @@ static struct pci_ops tegra_pci_ops = { }; #if defined(CONFIG_PCIEASPM) +static const u32 event_cntr_ctrl_offset[] = { + 0x1d8, + 0x1a8, + 0x1a8, + 0x1a8, + 0x1c4, + 0x1d8 +}; + +static const u32 event_cntr_data_offset[] = { + 0x1dc, + 0x1ac, + 0x1ac, + 0x1ac, + 0x1c8, + 0x1dc +}; + static void disable_aspm_l11(struct tegra_pcie_dw *pcie) { u32 val; @@ -2411,5 +2311,3 @@ MODULE_DEVICE_TABLE(of, tegra_pcie_dw_of_match); MODULE_AUTHOR("Vidya Sagar "); MODULE_DESCRIPTION("NVIDIA PCIe host controller driver"); MODULE_LICENSE("GPL v2"); - -#endif /* CONFIG_PCIE_TEGRA194 */ diff --git a/drivers/pci/controller/pci-aardvark.c b/drivers/pci/controller/pci-aardvark.c index 051b48bd7985d9..e3f5e7ab76063c 100644 --- a/drivers/pci/controller/pci-aardvark.c +++ b/drivers/pci/controller/pci-aardvark.c @@ -514,7 +514,7 @@ static int advk_pcie_wait_pio(struct advk_pcie *pcie) udelay(PIO_RETRY_DELAY); } - dev_err(dev, "config read/write timed out\n"); + dev_err(dev, "PIO read/write transfer time out\n"); return -ETIMEDOUT; } @@ -657,6 +657,35 @@ static bool advk_pcie_valid_device(struct advk_pcie *pcie, struct pci_bus *bus, return true; } +static bool advk_pcie_pio_is_running(struct advk_pcie *pcie) +{ + struct device *dev = &pcie->pdev->dev; + + /* + * Trying to start a new PIO transfer when previous has not completed + * cause External Abort on CPU which results in kernel panic: + * + * SError Interrupt on CPU0, code 0xbf000002 -- SError + * Kernel panic - not syncing: Asynchronous SError Interrupt + * + * Functions advk_pcie_rd_conf() and advk_pcie_wr_conf() are protected + * by raw_spin_lock_irqsave() at pci_lock_config() level to prevent + * concurrent calls at the same time. But because PIO transfer may take + * about 1.5s when link is down or card is disconnected, it means that + * advk_pcie_wait_pio() does not always have to wait for completion. + * + * Some versions of ARM Trusted Firmware handles this External Abort at + * EL3 level and mask it to prevent kernel panic. Relevant TF-A commit: + * https://git.trustedfirmware.org/TF-A/trusted-firmware-a.git/commit/?id=3c7dcdac5c50 + */ + if (advk_readl(pcie, PIO_START)) { + dev_err(dev, "Previous PIO read/write transfer is still running\n"); + return true; + } + + return false; +} + static int advk_pcie_rd_conf(struct pci_bus *bus, u32 devfn, int where, int size, u32 *val) { @@ -673,9 +702,10 @@ static int advk_pcie_rd_conf(struct pci_bus *bus, u32 devfn, return pci_bridge_emul_conf_read(&pcie->bridge, where, size, val); - /* Start PIO */ - advk_writel(pcie, 0, PIO_START); - advk_writel(pcie, 1, PIO_ISR); + if (advk_pcie_pio_is_running(pcie)) { + *val = 0xffffffff; + return PCIBIOS_SET_FAILED; + } /* Program the control register */ reg = advk_readl(pcie, PIO_CTRL); @@ -694,7 +724,8 @@ static int advk_pcie_rd_conf(struct pci_bus *bus, u32 devfn, /* Program the data strobe */ advk_writel(pcie, 0xf, PIO_WR_DATA_STRB); - /* Start the transfer */ + /* Clear PIO DONE ISR and start the transfer */ + advk_writel(pcie, 1, PIO_ISR); advk_writel(pcie, 1, PIO_START); ret = advk_pcie_wait_pio(pcie); @@ -734,9 +765,8 @@ static int advk_pcie_wr_conf(struct pci_bus *bus, u32 devfn, if (where % size) return PCIBIOS_SET_FAILED; - /* Start PIO */ - advk_writel(pcie, 0, PIO_START); - advk_writel(pcie, 1, PIO_ISR); + if (advk_pcie_pio_is_running(pcie)) + return PCIBIOS_SET_FAILED; /* Program the control register */ reg = advk_readl(pcie, PIO_CTRL); @@ -763,7 +793,8 @@ static int advk_pcie_wr_conf(struct pci_bus *bus, u32 devfn, /* Program the data strobe */ advk_writel(pcie, data_strobe, PIO_WR_DATA_STRB); - /* Start the transfer */ + /* Clear PIO DONE ISR and start the transfer */ + advk_writel(pcie, 1, PIO_ISR); advk_writel(pcie, 1, PIO_START); ret = advk_pcie_wait_pio(pcie); diff --git a/drivers/pci/of.c b/drivers/pci/of.c index 85dcb7097da4c9..a143b02b2dcdf6 100644 --- a/drivers/pci/of.c +++ b/drivers/pci/of.c @@ -353,6 +353,8 @@ static int devm_of_pci_get_host_bridge_resources(struct device *dev, dev_warn(dev, "More than one I/O resource converted for %pOF. CPU base address for old range lost!\n", dev_node); *io_base = range.cpu_addr; + } else if (resource_type(res) == IORESOURCE_MEM) { + res->flags &= ~IORESOURCE_MEM_64; } pci_add_resource_offset(resources, res, res->start - range.pci_addr); diff --git a/drivers/pci/pci.c b/drivers/pci/pci.c index b717680377a9e7..8d4ebe095d0c80 100644 --- a/drivers/pci/pci.c +++ b/drivers/pci/pci.c @@ -1900,11 +1900,21 @@ static int pci_enable_device_flags(struct pci_dev *dev, unsigned long flags) int err; int i, bars = 0; - if (atomic_inc_return(&dev->enable_cnt) > 1) { - pci_update_current_state(dev, dev->current_state); - return 0; /* already enabled */ + /* + * Power state could be unknown at this point, either due to a fresh + * boot or a device removal call. So get the current power state + * so that things like MSI message writing will behave as expected + * (e.g. if the device really is in D0 at enable time). + */ + if (dev->pm_cap) { + u16 pmcsr; + pci_read_config_word(dev, dev->pm_cap + PCI_PM_CTRL, &pmcsr); + dev->current_state = (pmcsr & PCI_PM_CTRL_STATE_MASK); } + if (atomic_inc_return(&dev->enable_cnt) > 1) + return 0; /* already enabled */ + bridge = pci_upstream_bridge(dev); if (bridge) pci_enable_bridge(bridge); diff --git a/drivers/pci/quirks.c b/drivers/pci/quirks.c index dcb229de1acb7b..22b2bb1109c9ec 100644 --- a/drivers/pci/quirks.c +++ b/drivers/pci/quirks.c @@ -3546,6 +3546,18 @@ static void quirk_no_bus_reset(struct pci_dev *dev) dev->dev_flags |= PCI_DEV_FLAGS_NO_BUS_RESET; } +/* + * Some NVIDIA GPU devices do not work with bus reset, SBR needs to be + * prevented for those affected devices. + */ +static void quirk_nvidia_no_bus_reset(struct pci_dev *dev) +{ + if ((dev->device & 0xffc0) == 0x2340) + quirk_no_bus_reset(dev); +} +DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_NVIDIA, PCI_ANY_ID, + quirk_nvidia_no_bus_reset); + /* * Some Atheros AR9xxx and QCA988x chips do not behave after a bus reset. * The device will throw a Link Down error on AER-capable systems and @@ -3566,6 +3578,16 @@ DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_ATHEROS, 0x0034, quirk_no_bus_reset); */ DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_CAVIUM, 0xa100, quirk_no_bus_reset); +/* + * Some TI KeyStone C667X devices do not support bus/hot reset. The PCIESS + * automatically disables LTSSM when Secondary Bus Reset is received and + * the device stops working. Prevent bus reset for these devices. With + * this change, the device can be assigned to VMs with VFIO, but it will + * leak state between VMs. Reference + * https://e2e.ti.com/support/processors/f/791/t/954382 + */ +DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_TI, 0xb005, quirk_no_bus_reset); + static void quirk_no_pm_reset(struct pci_dev *dev) { /* @@ -3901,6 +3923,69 @@ static int delay_250ms_after_flr(struct pci_dev *dev, int probe) return 0; } +#define PCI_DEVICE_ID_HINIC_VF 0x375E +#define HINIC_VF_FLR_TYPE 0x1000 +#define HINIC_VF_FLR_CAP_BIT (1UL << 30) +#define HINIC_VF_OP 0xE80 +#define HINIC_VF_FLR_PROC_BIT (1UL << 18) +#define HINIC_OPERATION_TIMEOUT 15000 /* 15 seconds */ + +/* Device-specific reset method for Huawei Intelligent NIC virtual functions */ +static int reset_hinic_vf_dev(struct pci_dev *pdev, int probe) +{ + unsigned long timeout; + void __iomem *bar; + u32 val; + + if (probe) + return 0; + + bar = pci_iomap(pdev, 0, 0); + if (!bar) + return -ENOTTY; + + /* Get and check firmware capabilities */ + val = ioread32be(bar + HINIC_VF_FLR_TYPE); + if (!(val & HINIC_VF_FLR_CAP_BIT)) { + pci_iounmap(pdev, bar); + return -ENOTTY; + } + + /* Set HINIC_VF_FLR_PROC_BIT for the start of FLR */ + val = ioread32be(bar + HINIC_VF_OP); + val = val | HINIC_VF_FLR_PROC_BIT; + iowrite32be(val, bar + HINIC_VF_OP); + + pcie_flr(pdev); + + /* + * The device must recapture its Bus and Device Numbers after FLR + * in order generate Completions. Issue a config write to let the + * device capture this information. + */ + pci_write_config_word(pdev, PCI_VENDOR_ID, 0); + + /* Firmware clears HINIC_VF_FLR_PROC_BIT when reset is complete */ + timeout = jiffies + msecs_to_jiffies(HINIC_OPERATION_TIMEOUT); + do { + val = ioread32be(bar + HINIC_VF_OP); + if (!(val & HINIC_VF_FLR_PROC_BIT)) + goto reset_complete; + msleep(20); + } while (time_before(jiffies, timeout)); + + val = ioread32be(bar + HINIC_VF_OP); + if (!(val & HINIC_VF_FLR_PROC_BIT)) + goto reset_complete; + + pci_warn(pdev, "Reset dev timeout, FLR ack reg: %#010x\n", val); + +reset_complete: + pci_iounmap(pdev, bar); + + return 0; +} + static const struct pci_dev_reset_methods pci_dev_reset_methods[] = { { PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_82599_SFP_VF, reset_intel_82599_sfp_virtfn }, @@ -3913,6 +3998,8 @@ static const struct pci_dev_reset_methods pci_dev_reset_methods[] = { { PCI_VENDOR_ID_INTEL, 0x0a54, delay_250ms_after_flr }, { PCI_VENDOR_ID_CHELSIO, PCI_ANY_ID, reset_chelsio_generic_dev }, + { PCI_VENDOR_ID_HUAWEI, PCI_DEVICE_ID_HINIC_VF, + reset_hinic_vf_dev }, { 0 } }; @@ -4753,6 +4840,8 @@ static const struct pci_dev_acs_enabled { { PCI_VENDOR_ID_AMPERE, 0xE00A, pci_quirk_xgene_acs }, { PCI_VENDOR_ID_AMPERE, 0xE00B, pci_quirk_xgene_acs }, { PCI_VENDOR_ID_AMPERE, 0xE00C, pci_quirk_xgene_acs }, + /* Broadcom multi-function device */ + { PCI_VENDOR_ID_BROADCOM, 0x16D7, pci_quirk_mf_endpoint_acs }, { PCI_VENDOR_ID_BROADCOM, 0xD714, pci_quirk_brcm_acs }, /* Amazon Annapurna Labs */ { PCI_VENDOR_ID_AMAZON_ANNAPURNA_LABS, 0x0031, pci_quirk_al_acs }, @@ -5154,7 +5243,8 @@ DECLARE_PCI_FIXUP_EARLY(PCI_VENDOR_ID_SERVERWORKS, 0x0422, quirk_no_ext_tags); static void quirk_amd_harvest_no_ats(struct pci_dev *pdev) { if ((pdev->device == 0x7312 && pdev->revision != 0x00) || - (pdev->device == 0x7340 && pdev->revision != 0xc5)) + (pdev->device == 0x7340 && pdev->revision != 0xc5) || + (pdev->device == 0x7341 && pdev->revision != 0x00)) return; if (pdev->device == 0x15d8) { @@ -5181,6 +5271,7 @@ DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_ATI, 0x6900, quirk_amd_harvest_no_ats); DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_ATI, 0x7312, quirk_amd_harvest_no_ats); /* AMD Navi14 dGPU */ DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_ATI, 0x7340, quirk_amd_harvest_no_ats); +DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_ATI, 0x7341, quirk_amd_harvest_no_ats); /* AMD Raven platform iGPU */ DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_ATI, 0x15d8, quirk_amd_harvest_no_ats); #endif /* CONFIG_PCI_ATS */ diff --git a/drivers/phy/broadcom/phy-brcm-usb-init.h b/drivers/phy/broadcom/phy-brcm-usb-init.h index 899b9eb43fad69..a39f30fa2e9912 100644 --- a/drivers/phy/broadcom/phy-brcm-usb-init.h +++ b/drivers/phy/broadcom/phy-brcm-usb-init.h @@ -78,7 +78,7 @@ static inline u32 brcm_usb_readl(void __iomem *addr) * Other architectures (e.g., ARM) either do not support big endian, or * else leave I/O in little endian mode. */ - if (IS_ENABLED(CONFIG_MIPS) && IS_ENABLED(__BIG_ENDIAN)) + if (IS_ENABLED(CONFIG_MIPS) && IS_ENABLED(CONFIG_CPU_BIG_ENDIAN)) return __raw_readl(addr); else return readl_relaxed(addr); @@ -87,7 +87,7 @@ static inline u32 brcm_usb_readl(void __iomem *addr) static inline void brcm_usb_writel(u32 val, void __iomem *addr) { /* See brcmnand_readl() comments */ - if (IS_ENABLED(CONFIG_MIPS) && IS_ENABLED(__BIG_ENDIAN)) + if (IS_ENABLED(CONFIG_MIPS) && IS_ENABLED(CONFIG_CPU_BIG_ENDIAN)) __raw_writel(val, addr); else writel_relaxed(val, addr); diff --git a/drivers/phy/cadence/phy-cadence-sierra.c b/drivers/phy/cadence/phy-cadence-sierra.c index 5c68e31c593998..e93818e3991fd6 100644 --- a/drivers/phy/cadence/phy-cadence-sierra.c +++ b/drivers/phy/cadence/phy-cadence-sierra.c @@ -940,6 +940,7 @@ static int cdns_sierra_phy_probe(struct platform_device *pdev) sp->nsubnodes = node; if (sp->num_lanes > SIERRA_MAX_LANES) { + ret = -EINVAL; dev_err(dev, "Invalid lane configuration\n"); goto put_child2; } diff --git a/drivers/phy/mediatek/phy-mtk-tphy.c b/drivers/phy/mediatek/phy-mtk-tphy.c index cdbcc49f71152c..731c483a04dea3 100644 --- a/drivers/phy/mediatek/phy-mtk-tphy.c +++ b/drivers/phy/mediatek/phy-mtk-tphy.c @@ -949,6 +949,8 @@ static int mtk_phy_init(struct phy *phy) break; default: dev_err(tphy->dev, "incompatible PHY type\n"); + clk_disable_unprepare(instance->ref_clk); + clk_disable_unprepare(instance->da_ref_clk); return -EINVAL; } diff --git a/drivers/phy/microchip/sparx5_serdes.c b/drivers/phy/microchip/sparx5_serdes.c index c8a7d0927ced10..4076580fc2cd97 100644 --- a/drivers/phy/microchip/sparx5_serdes.c +++ b/drivers/phy/microchip/sparx5_serdes.c @@ -2470,6 +2470,10 @@ static int sparx5_serdes_probe(struct platform_device *pdev) priv->coreclock = clock; iores = platform_get_resource(pdev, IORESOURCE_MEM, 0); + if (!iores) { + dev_err(priv->dev, "Invalid resource\n"); + return -EINVAL; + } iomem = devm_ioremap(priv->dev, iores->start, resource_size(iores)); if (IS_ERR(iomem)) { dev_err(priv->dev, "Unable to get serdes registers: %s\n", diff --git a/drivers/phy/ralink/phy-mt7621-pci.c b/drivers/phy/ralink/phy-mt7621-pci.c index 753cb5bab9308f..2a9465f4bb3a92 100644 --- a/drivers/phy/ralink/phy-mt7621-pci.c +++ b/drivers/phy/ralink/phy-mt7621-pci.c @@ -341,7 +341,7 @@ static struct platform_driver mt7621_pci_phy_driver = { .probe = mt7621_pci_phy_probe, .driver = { .name = "mt7621-pci-phy", - .of_match_table = of_match_ptr(mt7621_pci_phy_ids), + .of_match_table = mt7621_pci_phy_ids, }, }; diff --git a/drivers/phy/ti/phy-j721e-wiz.c b/drivers/phy/ti/phy-j721e-wiz.c index 9eb6d37c907ead..126f5b8735cc1a 100644 --- a/drivers/phy/ti/phy-j721e-wiz.c +++ b/drivers/phy/ti/phy-j721e-wiz.c @@ -1212,6 +1212,7 @@ static int wiz_probe(struct platform_device *pdev) if (wiz->typec_dir_delay < WIZ_TYPEC_DIR_DEBOUNCE_MIN || wiz->typec_dir_delay > WIZ_TYPEC_DIR_DEBOUNCE_MAX) { + ret = -EINVAL; dev_err(dev, "Invalid typec-dir-debounce property\n"); goto err_addr_to_resource; } diff --git a/drivers/pinctrl/aspeed/pinctrl-aspeed-g5.c b/drivers/pinctrl/aspeed/pinctrl-aspeed-g5.c index 996ebcba4d3867..4c0d26606b6cc7 100644 --- a/drivers/pinctrl/aspeed/pinctrl-aspeed-g5.c +++ b/drivers/pinctrl/aspeed/pinctrl-aspeed-g5.c @@ -2702,8 +2702,8 @@ static int aspeed_g5_sig_expr_eval(struct aspeed_pinmux_data *ctx, } /** - * Configure a pin's signal by applying an expression's descriptor state for - * all descriptors in the expression. + * aspeed_g5_sig_expr_set() - Configure a pin's signal by applying an + * expression's descriptor state for all descriptors in the expression. * * @ctx: The pinmux context * @expr: The expression associated with the function whose signal is to be diff --git a/drivers/pinctrl/aspeed/pinctrl-aspeed-g6.c b/drivers/pinctrl/aspeed/pinctrl-aspeed-g6.c index 5c1a109842a760..eeab093a781595 100644 --- a/drivers/pinctrl/aspeed/pinctrl-aspeed-g6.c +++ b/drivers/pinctrl/aspeed/pinctrl-aspeed-g6.c @@ -2611,8 +2611,8 @@ static struct aspeed_pin_config aspeed_g6_configs[] = { }; /** - * Configure a pin's signal by applying an expression's descriptor state for - * all descriptors in the expression. + * aspeed_g6_sig_expr_set() - Configure a pin's signal by applying an + * expression's descriptor state for all descriptors in the expression. * * @ctx: The pinmux context * @expr: The expression associated with the function whose signal is to be diff --git a/drivers/pinctrl/aspeed/pinctrl-aspeed.c b/drivers/pinctrl/aspeed/pinctrl-aspeed.c index 9c65d560d48f71..9bbfe5c14b3687 100644 --- a/drivers/pinctrl/aspeed/pinctrl-aspeed.c +++ b/drivers/pinctrl/aspeed/pinctrl-aspeed.c @@ -108,7 +108,8 @@ static int aspeed_sig_expr_disable(struct aspeed_pinmux_data *ctx, } /** - * Disable a signal on a pin by disabling all provided signal expressions. + * aspeed_disable_sig() - Disable a signal on a pin by disabling all provided + * signal expressions. * * @ctx: The pinmux context * @exprs: The list of signal expressions (from a priority level on a pin) diff --git a/drivers/pinctrl/aspeed/pinmux-aspeed.c b/drivers/pinctrl/aspeed/pinmux-aspeed.c index 57305ca838a7c8..894e2efd3be76c 100644 --- a/drivers/pinctrl/aspeed/pinmux-aspeed.c +++ b/drivers/pinctrl/aspeed/pinmux-aspeed.c @@ -21,7 +21,8 @@ static inline void aspeed_sig_desc_print_val( } /** - * Query the enabled or disabled state of a signal descriptor + * aspeed_sig_desc_eval() - Query the enabled or disabled state of a signal + * descriptor. * * @desc: The signal descriptor of interest * @enabled: True to query the enabled state, false to query disabled state diff --git a/drivers/pinctrl/pinctrl-microchip-sgpio.c b/drivers/pinctrl/pinctrl-microchip-sgpio.c index c12fa57ebd12c3..165cb7a597155f 100644 --- a/drivers/pinctrl/pinctrl-microchip-sgpio.c +++ b/drivers/pinctrl/pinctrl-microchip-sgpio.c @@ -845,8 +845,10 @@ static int microchip_sgpio_probe(struct platform_device *pdev) i = 0; device_for_each_child_node(dev, fwnode) { ret = microchip_sgpio_register_bank(dev, priv, fwnode, i++); - if (ret) + if (ret) { + fwnode_handle_put(fwnode); return ret; + } } if (priv->in.gpio.ngpio != priv->out.gpio.ngpio) { diff --git a/drivers/pinctrl/qcom/Kconfig b/drivers/pinctrl/qcom/Kconfig index 25d2f7f7f3b68e..11e967dbb44bb9 100644 --- a/drivers/pinctrl/qcom/Kconfig +++ b/drivers/pinctrl/qcom/Kconfig @@ -223,7 +223,7 @@ config PINCTRL_SC7280 config PINCTRL_SC8180X tristate "Qualcomm Technologies Inc SC8180x pin controller driver" depends on GPIOLIB && (OF || ACPI) - select PINCTRL_MSM + depends on PINCTRL_MSM help This is the pinctrl, pinmux, pinconf and gpiolib driver for the Qualcomm Technologies Inc TLMM block found on the Qualcomm diff --git a/drivers/pinctrl/qcom/pinctrl-sdx55.c b/drivers/pinctrl/qcom/pinctrl-sdx55.c index 5aaf57b40407f9..0bb4931cec59e5 100644 --- a/drivers/pinctrl/qcom/pinctrl-sdx55.c +++ b/drivers/pinctrl/qcom/pinctrl-sdx55.c @@ -410,15 +410,15 @@ static const char * const gpio_groups[] = { "gpio29", "gpio30", "gpio31", "gpio32", "gpio33", "gpio34", "gpio35", "gpio36", "gpio37", "gpio38", "gpio39", "gpio40", "gpio41", "gpio42", "gpio43", "gpio44", "gpio45", "gpio46", "gpio47", "gpio48", "gpio49", - "gpio50", "gpio51", "gpio52", "gpio52", "gpio53", "gpio53", "gpio54", - "gpio55", "gpio56", "gpio57", "gpio58", "gpio59", "gpio60", "gpio61", - "gpio62", "gpio63", "gpio64", "gpio65", "gpio66", "gpio67", "gpio68", - "gpio69", "gpio70", "gpio71", "gpio72", "gpio73", "gpio74", "gpio75", - "gpio76", "gpio77", "gpio78", "gpio79", "gpio80", "gpio81", "gpio82", - "gpio83", "gpio84", "gpio85", "gpio86", "gpio87", "gpio88", "gpio89", - "gpio90", "gpio91", "gpio92", "gpio93", "gpio94", "gpio95", "gpio96", - "gpio97", "gpio98", "gpio99", "gpio100", "gpio101", "gpio102", - "gpio103", "gpio104", "gpio105", "gpio106", "gpio107", + "gpio50", "gpio51", "gpio52", "gpio53", "gpio54", "gpio55", "gpio56", + "gpio57", "gpio58", "gpio59", "gpio60", "gpio61", "gpio62", "gpio63", + "gpio64", "gpio65", "gpio66", "gpio67", "gpio68", "gpio69", "gpio70", + "gpio71", "gpio72", "gpio73", "gpio74", "gpio75", "gpio76", "gpio77", + "gpio78", "gpio79", "gpio80", "gpio81", "gpio82", "gpio83", "gpio84", + "gpio85", "gpio86", "gpio87", "gpio88", "gpio89", "gpio90", "gpio91", + "gpio92", "gpio93", "gpio94", "gpio95", "gpio96", "gpio97", "gpio98", + "gpio99", "gpio100", "gpio101", "gpio102", "gpio103", "gpio104", + "gpio105", "gpio106", "gpio107", }; static const char * const qdss_stm_groups[] = { diff --git a/drivers/pinctrl/ralink/pinctrl-rt2880.c b/drivers/pinctrl/ralink/pinctrl-rt2880.c index 1f4bca854add55..a9b511c7e85008 100644 --- a/drivers/pinctrl/ralink/pinctrl-rt2880.c +++ b/drivers/pinctrl/ralink/pinctrl-rt2880.c @@ -127,7 +127,7 @@ static int rt2880_pmx_group_enable(struct pinctrl_dev *pctrldev, if (p->groups[group].enabled) { dev_err(p->dev, "%s is already enabled\n", p->groups[group].name); - return -EBUSY; + return 0; } p->groups[group].enabled = 1; diff --git a/drivers/pinctrl/stm32/pinctrl-stm32.c b/drivers/pinctrl/stm32/pinctrl-stm32.c index ad9eb5ed8e815f..c14d12d54cc572 100644 --- a/drivers/pinctrl/stm32/pinctrl-stm32.c +++ b/drivers/pinctrl/stm32/pinctrl-stm32.c @@ -1224,7 +1224,7 @@ static int stm32_gpiolib_register_bank(struct stm32_pinctrl *pctl, struct device *dev = pctl->dev; struct resource res; int npins = STM32_GPIO_PINS_PER_BANK; - int bank_nr, err; + int bank_nr, err, i = 0; if (!IS_ERR(bank->rstc)) reset_control_deassert(bank->rstc); @@ -1246,9 +1246,14 @@ static int stm32_gpiolib_register_bank(struct stm32_pinctrl *pctl, of_property_read_string(np, "st,bank-name", &bank->gpio_chip.label); - if (!of_parse_phandle_with_fixed_args(np, "gpio-ranges", 3, 0, &args)) { + if (!of_parse_phandle_with_fixed_args(np, "gpio-ranges", 3, i, &args)) { bank_nr = args.args[1] / STM32_GPIO_PINS_PER_BANK; bank->gpio_chip.base = args.args[1]; + + npins = args.args[2]; + while (!of_parse_phandle_with_fixed_args(np, "gpio-ranges", 3, + ++i, &args)) + npins += args.args[2]; } else { bank_nr = pctl->nbanks; bank->gpio_chip.base = bank_nr * STM32_GPIO_PINS_PER_BANK; diff --git a/drivers/platform/mellanox/mlxreg-hotplug.c b/drivers/platform/mellanox/mlxreg-hotplug.c index a9db2f32658f2b..b013445147dd56 100644 --- a/drivers/platform/mellanox/mlxreg-hotplug.c +++ b/drivers/platform/mellanox/mlxreg-hotplug.c @@ -683,13 +683,13 @@ static int mlxreg_hotplug_probe(struct platform_device *pdev) err = devm_request_irq(&pdev->dev, priv->irq, mlxreg_hotplug_irq_handler, IRQF_TRIGGER_FALLING - | IRQF_SHARED | IRQF_NO_AUTOEN, - "mlxreg-hotplug", priv); + | IRQF_SHARED, "mlxreg-hotplug", priv); if (err) { dev_err(&pdev->dev, "Failed to request irq: %d\n", err); return err; } + disable_irq(priv->irq); spin_lock_init(&priv->lock); INIT_DELAYED_WORK(&priv->dwork_irq, mlxreg_hotplug_work_handler); dev_set_drvdata(&pdev->dev, priv); diff --git a/drivers/platform/surface/aggregator/controller.c b/drivers/platform/surface/aggregator/controller.c index 8a70df60142c2d..a06964aa96e770 100644 --- a/drivers/platform/surface/aggregator/controller.c +++ b/drivers/platform/surface/aggregator/controller.c @@ -1907,7 +1907,7 @@ static int ssam_ssh_event_disable(struct ssam_controller *ctrl, { int status; - status = __ssam_ssh_event_request(ctrl, reg, reg.cid_enable, id, flags); + status = __ssam_ssh_event_request(ctrl, reg, reg.cid_disable, id, flags); if (status < 0 && status != -EINVAL) { ssam_err(ctrl, diff --git a/drivers/platform/surface/surface_aggregator_registry.c b/drivers/platform/surface/surface_aggregator_registry.c index 685d37a7add141..ef83461fa536d0 100644 --- a/drivers/platform/surface/surface_aggregator_registry.c +++ b/drivers/platform/surface/surface_aggregator_registry.c @@ -156,7 +156,7 @@ static const struct software_node *ssam_node_group_sl2[] = { NULL, }; -/* Devices for Surface Laptop 3. */ +/* Devices for Surface Laptop 3 and 4. */ static const struct software_node *ssam_node_group_sl3[] = { &ssam_node_root, &ssam_node_bat_ac, @@ -521,9 +521,12 @@ static const struct acpi_device_id ssam_platform_hub_match[] = { /* Surface Laptop 3 (13", Intel) */ { "MSHW0114", (unsigned long)ssam_node_group_sl3 }, - /* Surface Laptop 3 (15", AMD) */ + /* Surface Laptop 3 (15", AMD) and 4 (15", AMD) */ { "MSHW0110", (unsigned long)ssam_node_group_sl3 }, + /* Surface Laptop 4 (13", Intel) */ + { "MSHW0250", (unsigned long)ssam_node_group_sl3 }, + /* Surface Laptop Go 1 */ { "MSHW0118", (unsigned long)ssam_node_group_slg1 }, diff --git a/drivers/platform/surface/surface_dtx.c b/drivers/platform/surface/surface_dtx.c index 5d9b758a99bbc8..1203b9a829939a 100644 --- a/drivers/platform/surface/surface_dtx.c +++ b/drivers/platform/surface/surface_dtx.c @@ -427,6 +427,7 @@ static int surface_dtx_open(struct inode *inode, struct file *file) */ if (test_bit(SDTX_DEVICE_SHUTDOWN_BIT, &ddev->flags)) { up_write(&ddev->client_lock); + mutex_destroy(&client->read_lock); sdtx_device_put(client->ddev); kfree(client); return -ENODEV; diff --git a/drivers/platform/x86/thinkpad_acpi.c b/drivers/platform/x86/thinkpad_acpi.c index dd60c9397d3521..edd71e744d2750 100644 --- a/drivers/platform/x86/thinkpad_acpi.c +++ b/drivers/platform/x86/thinkpad_acpi.c @@ -8853,6 +8853,7 @@ static const struct tpacpi_quirk fan_quirk_table[] __initconst = { TPACPI_Q_LNV3('N', '2', 'O', TPACPI_FAN_2CTL), /* P1 / X1 Extreme (2nd gen) */ TPACPI_Q_LNV3('N', '2', 'V', TPACPI_FAN_2CTL), /* P1 / X1 Extreme (3nd gen) */ TPACPI_Q_LNV3('N', '3', '0', TPACPI_FAN_2CTL), /* P15 (1st gen) / P15v (1st gen) */ + TPACPI_Q_LNV3('N', '3', '2', TPACPI_FAN_2CTL), /* X1 Carbon (9th gen) */ }; static int __init fan_init(struct ibm_init_struct *iibm) diff --git a/drivers/ptp/ptp_clock.c b/drivers/ptp/ptp_clock.c index 03a246e60fd986..21c4c34c52d8da 100644 --- a/drivers/ptp/ptp_clock.c +++ b/drivers/ptp/ptp_clock.c @@ -63,7 +63,7 @@ static void enqueue_external_timestamp(struct timestamp_event_queue *queue, spin_unlock_irqrestore(&queue->lock, flags); } -s32 scaled_ppm_to_ppb(long ppm) +long scaled_ppm_to_ppb(long ppm) { /* * The 'freq' field in the 'struct timex' is in parts per @@ -80,7 +80,7 @@ s32 scaled_ppm_to_ppb(long ppm) s64 ppb = 1 + ppm; ppb *= 125; ppb >>= 13; - return (s32) ppb; + return (long) ppb; } EXPORT_SYMBOL(scaled_ppm_to_ppb); @@ -138,7 +138,7 @@ static int ptp_clock_adjtime(struct posix_clock *pc, struct __kernel_timex *tx) delta = ktime_to_ns(kt); err = ops->adjtime(ops, delta); } else if (tx->modes & ADJ_FREQUENCY) { - s32 ppb = scaled_ppm_to_ppb(tx->freq); + long ppb = scaled_ppm_to_ppb(tx->freq); if (ppb > ops->max_adj || ppb < -ops->max_adj) return -ERANGE; if (ops->adjfine) diff --git a/drivers/regulator/Kconfig b/drivers/regulator/Kconfig index 9d84d9245490e8..3e7a38525cb3f6 100644 --- a/drivers/regulator/Kconfig +++ b/drivers/regulator/Kconfig @@ -1031,7 +1031,7 @@ config REGULATOR_RT5033 current source, LDO and Buck. config REGULATOR_RTMV20 - tristate "RTMV20 Laser Diode Regulator" + tristate "Richtek RTMV20 Laser Diode Regulator" depends on I2C select REGMAP_I2C help diff --git a/drivers/regulator/atc260x-regulator.c b/drivers/regulator/atc260x-regulator.c index d8b429955d33fe..05147d2c384289 100644 --- a/drivers/regulator/atc260x-regulator.c +++ b/drivers/regulator/atc260x-regulator.c @@ -28,16 +28,16 @@ static const struct linear_range atc2609a_dcdc_voltage_ranges[] = { static const struct linear_range atc2609a_ldo_voltage_ranges0[] = { REGULATOR_LINEAR_RANGE(700000, 0, 15, 100000), - REGULATOR_LINEAR_RANGE(2100000, 16, 28, 100000), + REGULATOR_LINEAR_RANGE(2100000, 0, 12, 100000), }; static const struct linear_range atc2609a_ldo_voltage_ranges1[] = { REGULATOR_LINEAR_RANGE(850000, 0, 15, 100000), - REGULATOR_LINEAR_RANGE(2100000, 16, 27, 100000), + REGULATOR_LINEAR_RANGE(2100000, 0, 11, 100000), }; static const unsigned int atc260x_ldo_voltage_range_sel[] = { - 0x0, 0x1, + 0x0, 0x20, }; static int atc260x_dcdc_set_voltage_time_sel(struct regulator_dev *rdev, @@ -411,7 +411,7 @@ enum atc2609a_reg_ids { .owner = THIS_MODULE, \ } -#define atc2609a_reg_desc_ldo_range_pick(num, n_range) { \ +#define atc2609a_reg_desc_ldo_range_pick(num, n_range, n_volt) { \ .name = "LDO"#num, \ .supply_name = "ldo"#num, \ .of_match = of_match_ptr("ldo"#num), \ @@ -421,6 +421,7 @@ enum atc2609a_reg_ids { .type = REGULATOR_VOLTAGE, \ .linear_ranges = atc2609a_ldo_voltage_ranges##n_range, \ .n_linear_ranges = ARRAY_SIZE(atc2609a_ldo_voltage_ranges##n_range), \ + .n_voltages = n_volt, \ .vsel_reg = ATC2609A_PMU_LDO##num##_CTL0, \ .vsel_mask = GENMASK(4, 1), \ .vsel_range_reg = ATC2609A_PMU_LDO##num##_CTL0, \ @@ -458,12 +459,12 @@ static const struct regulator_desc atc2609a_reg[] = { atc2609a_reg_desc_ldo_bypass(0), atc2609a_reg_desc_ldo_bypass(1), atc2609a_reg_desc_ldo_bypass(2), - atc2609a_reg_desc_ldo_range_pick(3, 0), - atc2609a_reg_desc_ldo_range_pick(4, 0), + atc2609a_reg_desc_ldo_range_pick(3, 0, 29), + atc2609a_reg_desc_ldo_range_pick(4, 0, 29), atc2609a_reg_desc_ldo(5), - atc2609a_reg_desc_ldo_range_pick(6, 1), - atc2609a_reg_desc_ldo_range_pick(7, 0), - atc2609a_reg_desc_ldo_range_pick(8, 0), + atc2609a_reg_desc_ldo_range_pick(6, 1, 28), + atc2609a_reg_desc_ldo_range_pick(7, 0, 29), + atc2609a_reg_desc_ldo_range_pick(8, 0, 29), atc2609a_reg_desc_ldo_fixed(9), }; diff --git a/drivers/regulator/bd718x7-regulator.c b/drivers/regulator/bd718x7-regulator.c index e61295b30503f2..b1eb4696199304 100644 --- a/drivers/regulator/bd718x7-regulator.c +++ b/drivers/regulator/bd718x7-regulator.c @@ -334,7 +334,7 @@ BD718XX_OPS(bd71837_buck_regulator_ops, regulator_list_voltage_linear_range, NULL); BD718XX_OPS(bd71837_buck_regulator_nolinear_ops, regulator_list_voltage_table, - regulator_map_voltage_ascend, bd718xx_set_voltage_sel_restricted, + regulator_map_voltage_ascend, bd71837_set_voltage_sel_restricted, regulator_get_voltage_sel_regmap, regulator_set_voltage_time_sel, NULL); /* diff --git a/drivers/regulator/core.c b/drivers/regulator/core.c index f192bf19492ed5..e20e77e4c159df 100644 --- a/drivers/regulator/core.c +++ b/drivers/regulator/core.c @@ -1425,6 +1425,12 @@ static int set_machine_constraints(struct regulator_dev *rdev) * and we have control then make sure it is enabled. */ if (rdev->constraints->always_on || rdev->constraints->boot_on) { + /* If we want to enable this regulator, make sure that we know + * the supplying regulator. + */ + if (rdev->supply_name && !rdev->supply) + return -EPROBE_DEFER; + if (rdev->supply) { ret = regulator_enable(rdev->supply); if (ret < 0) { diff --git a/drivers/regulator/cros-ec-regulator.c b/drivers/regulator/cros-ec-regulator.c index eb3fc1db4edc81..c4754f3cf23377 100644 --- a/drivers/regulator/cros-ec-regulator.c +++ b/drivers/regulator/cros-ec-regulator.c @@ -225,8 +225,9 @@ static int cros_ec_regulator_probe(struct platform_device *pdev) drvdata->dev = devm_regulator_register(dev, &drvdata->desc, &cfg); if (IS_ERR(drvdata->dev)) { + ret = PTR_ERR(drvdata->dev); dev_err(&pdev->dev, "Failed to register regulator: %d\n", ret); - return PTR_ERR(drvdata->dev); + return ret; } platform_set_drvdata(pdev, drvdata); diff --git a/drivers/regulator/da9121-regulator.c b/drivers/regulator/da9121-regulator.c index 08cbf688e14d3f..e6692509025802 100644 --- a/drivers/regulator/da9121-regulator.c +++ b/drivers/regulator/da9121-regulator.c @@ -280,7 +280,7 @@ static unsigned int da9121_map_mode(unsigned int mode) case DA9121_BUCK_MODE_FORCE_PFM: return REGULATOR_MODE_STANDBY; default: - return -EINVAL; + return REGULATOR_MODE_INVALID; } } @@ -317,7 +317,7 @@ static unsigned int da9121_buck_get_mode(struct regulator_dev *rdev) { struct da9121 *chip = rdev_get_drvdata(rdev); int id = rdev_get_id(rdev); - unsigned int val; + unsigned int val, mode; int ret = 0; ret = regmap_read(chip->regmap, da9121_mode_field[id].reg, &val); @@ -326,7 +326,11 @@ static unsigned int da9121_buck_get_mode(struct regulator_dev *rdev) return -EINVAL; } - return da9121_map_mode(val & da9121_mode_field[id].msk); + mode = da9121_map_mode(val & da9121_mode_field[id].msk); + if (mode == REGULATOR_MODE_INVALID) + return -EINVAL; + + return mode; } static const struct regulator_ops da9121_buck_ops = { diff --git a/drivers/regulator/fan53555.c b/drivers/regulator/fan53555.c index f3918f03aaf3df..26f06f685b1b68 100644 --- a/drivers/regulator/fan53555.c +++ b/drivers/regulator/fan53555.c @@ -55,7 +55,6 @@ #define FAN53555_NVOLTAGES 64 /* Numbers of voltages */ #define FAN53526_NVOLTAGES 128 -#define TCS4525_NVOLTAGES 127 /* Numbers of voltages */ #define TCS_VSEL_NSEL_MASK 0x7f #define TCS_VSEL0_MODE (1 << 7) @@ -376,7 +375,7 @@ static int fan53555_voltages_setup_tcs(struct fan53555_device_info *di) /* Init voltage range and step */ di->vsel_min = 600000; di->vsel_step = 6250; - di->vsel_count = TCS4525_NVOLTAGES; + di->vsel_count = FAN53526_NVOLTAGES; return 0; } diff --git a/drivers/regulator/fan53880.c b/drivers/regulator/fan53880.c index e83eb4fb1876a0..1684faf82ed259 100644 --- a/drivers/regulator/fan53880.c +++ b/drivers/regulator/fan53880.c @@ -51,6 +51,7 @@ static const struct regulator_ops fan53880_ops = { REGULATOR_LINEAR_RANGE(800000, 0xf, 0x73, 25000), \ }, \ .n_linear_ranges = 2, \ + .n_voltages = 0x74, \ .vsel_reg = FAN53880_LDO ## _num ## VOUT, \ .vsel_mask = 0x7f, \ .enable_reg = FAN53880_ENABLE, \ @@ -76,6 +77,7 @@ static const struct regulator_desc fan53880_regulators[] = { REGULATOR_LINEAR_RANGE(600000, 0x1f, 0xf7, 12500), }, .n_linear_ranges = 2, + .n_voltages = 0xf8, .vsel_reg = FAN53880_BUCKVOUT, .vsel_mask = 0x7f, .enable_reg = FAN53880_ENABLE, @@ -95,6 +97,7 @@ static const struct regulator_desc fan53880_regulators[] = { REGULATOR_LINEAR_RANGE(3000000, 0x4, 0x70, 25000), }, .n_linear_ranges = 2, + .n_voltages = 0x71, .vsel_reg = FAN53880_BOOSTVOUT, .vsel_mask = 0x7f, .enable_reg = FAN53880_ENABLE_BOOST, diff --git a/drivers/regulator/fixed.c b/drivers/regulator/fixed.c index 02ad83153e19af..34e255c235d4c1 100644 --- a/drivers/regulator/fixed.c +++ b/drivers/regulator/fixed.c @@ -88,10 +88,15 @@ static int reg_domain_disable(struct regulator_dev *rdev) { struct fixed_voltage_data *priv = rdev_get_drvdata(rdev); struct device *dev = rdev->dev.parent; + int ret; + + ret = dev_pm_genpd_set_performance_state(dev, 0); + if (ret) + return ret; priv->enable_counter--; - return dev_pm_genpd_set_performance_state(dev, 0); + return 0; } static int reg_is_enabled(struct regulator_dev *rdev) diff --git a/drivers/regulator/helpers.c b/drivers/regulator/helpers.c index 0e16e31c968f12..ad2237a95572a7 100644 --- a/drivers/regulator/helpers.c +++ b/drivers/regulator/helpers.c @@ -948,7 +948,7 @@ int regulator_set_ramp_delay_regmap(struct regulator_dev *rdev, int ramp_delay) int ret; unsigned int sel; - if (!rdev->desc->n_ramp_values) + if (WARN_ON(!rdev->desc->n_ramp_values || !rdev->desc->ramp_delay_table)) return -EINVAL; ret = find_closest_bigger(ramp_delay, rdev->desc->ramp_delay_table, diff --git a/drivers/regulator/hi6421v600-regulator.c b/drivers/regulator/hi6421v600-regulator.c index f6a14e9c3cbfef..d6340bb4929674 100644 --- a/drivers/regulator/hi6421v600-regulator.c +++ b/drivers/regulator/hi6421v600-regulator.c @@ -3,7 +3,7 @@ // Device driver for regulators in Hisi IC // // Copyright (c) 2013 Linaro Ltd. -// Copyright (c) 2011 Hisilicon. +// Copyright (c) 2011 HiSilicon Ltd. // Copyright (c) 2020-2021 Huawei Technologies Co., Ltd // // Guodong Xu @@ -83,7 +83,7 @@ static const unsigned int ldo34_voltages[] = { .owner = THIS_MODULE, \ .volt_table = vtable, \ .n_voltages = ARRAY_SIZE(vtable), \ - .vsel_mask = (1 << (ARRAY_SIZE(vtable) - 1)) - 1, \ + .vsel_mask = ARRAY_SIZE(vtable) - 1, \ .vsel_reg = vreg, \ .enable_reg = ereg, \ .enable_mask = emask, \ diff --git a/drivers/regulator/hi655x-regulator.c b/drivers/regulator/hi655x-regulator.c index ac2ee2030211a3..68cdb173196d69 100644 --- a/drivers/regulator/hi655x-regulator.c +++ b/drivers/regulator/hi655x-regulator.c @@ -2,7 +2,7 @@ // // Device driver for regulators in Hi655x IC // -// Copyright (c) 2016 Hisilicon. +// Copyright (c) 2016 HiSilicon Ltd. // // Authors: // Chen Feng diff --git a/drivers/regulator/max77620-regulator.c b/drivers/regulator/max77620-regulator.c index 8d9731e4052bf2..3cf8f085170a0a 100644 --- a/drivers/regulator/max77620-regulator.c +++ b/drivers/regulator/max77620-regulator.c @@ -814,6 +814,13 @@ static int max77620_regulator_probe(struct platform_device *pdev) config.dev = dev; config.driver_data = pmic; + /* + * Set of_node_reuse flag to prevent driver core from attempting to + * claim any pinmux resources already claimed by the parent device. + * Otherwise PMIC driver will fail to re-probe. + */ + device_set_of_node_from_dev(&pdev->dev, pdev->dev.parent); + for (id = 0; id < MAX77620_NUM_REGS; id++) { struct regulator_dev *rdev; struct regulator_desc *rdesc; @@ -839,12 +846,10 @@ static int max77620_regulator_probe(struct platform_device *pdev) return ret; rdev = devm_regulator_register(dev, rdesc, &config); - if (IS_ERR(rdev)) { - ret = PTR_ERR(rdev); - dev_err(dev, "Regulator registration %s failed: %d\n", - rdesc->name, ret); - return ret; - } + if (IS_ERR(rdev)) + return dev_err_probe(dev, PTR_ERR(rdev), + "Regulator registration %s failed\n", + rdesc->name); } return 0; diff --git a/drivers/regulator/mt6315-regulator.c b/drivers/regulator/mt6315-regulator.c index 9edc34981ee0a2..6b8be52c3772a0 100644 --- a/drivers/regulator/mt6315-regulator.c +++ b/drivers/regulator/mt6315-regulator.c @@ -59,7 +59,7 @@ static const struct linear_range mt_volt_range1[] = { REGULATOR_LINEAR_RANGE(0, 0, 0xbf, 6250), }; -static unsigned int mt6315_map_mode(u32 mode) +static unsigned int mt6315_map_mode(unsigned int mode) { switch (mode) { case MT6315_BUCK_MODE_AUTO: diff --git a/drivers/regulator/rt4801-regulator.c b/drivers/regulator/rt4801-regulator.c index 2055a9cb13ba54..7a87788d3f0922 100644 --- a/drivers/regulator/rt4801-regulator.c +++ b/drivers/regulator/rt4801-regulator.c @@ -66,7 +66,7 @@ static int rt4801_enable(struct regulator_dev *rdev) struct gpio_descs *gpios = priv->enable_gpios; int id = rdev_get_id(rdev), ret; - if (gpios->ndescs <= id) { + if (!gpios || gpios->ndescs <= id) { dev_warn(&rdev->dev, "no dedicated gpio can control\n"); goto bypass_gpio; } @@ -88,7 +88,7 @@ static int rt4801_disable(struct regulator_dev *rdev) struct gpio_descs *gpios = priv->enable_gpios; int id = rdev_get_id(rdev); - if (gpios->ndescs <= id) { + if (!gpios || gpios->ndescs <= id) { dev_warn(&rdev->dev, "no dedicated gpio can control\n"); goto bypass_gpio; } diff --git a/drivers/regulator/rtmv20-regulator.c b/drivers/regulator/rtmv20-regulator.c index 852fb2596ffdad..4bca64de0f672d 100644 --- a/drivers/regulator/rtmv20-regulator.c +++ b/drivers/regulator/rtmv20-regulator.c @@ -27,6 +27,7 @@ #define RTMV20_REG_LDIRQ 0x30 #define RTMV20_REG_LDSTAT 0x40 #define RTMV20_REG_LDMASK 0x50 +#define RTMV20_MAX_REGS (RTMV20_REG_LDMASK + 1) #define RTMV20_VID_MASK GENMASK(7, 4) #define RICHTEK_VID 0x80 @@ -103,9 +104,47 @@ static int rtmv20_lsw_disable(struct regulator_dev *rdev) return 0; } +static int rtmv20_lsw_set_current_limit(struct regulator_dev *rdev, int min_uA, + int max_uA) +{ + int sel; + + if (min_uA > RTMV20_LSW_MAXUA || max_uA < RTMV20_LSW_MINUA) + return -EINVAL; + + if (max_uA > RTMV20_LSW_MAXUA) + max_uA = RTMV20_LSW_MAXUA; + + sel = (max_uA - RTMV20_LSW_MINUA) / RTMV20_LSW_STEPUA; + + /* Ensure the selected setting is still in range */ + if ((sel * RTMV20_LSW_STEPUA + RTMV20_LSW_MINUA) < min_uA) + return -EINVAL; + + sel <<= ffs(rdev->desc->csel_mask) - 1; + + return regmap_update_bits(rdev->regmap, rdev->desc->csel_reg, + rdev->desc->csel_mask, sel); +} + +static int rtmv20_lsw_get_current_limit(struct regulator_dev *rdev) +{ + unsigned int val; + int ret; + + ret = regmap_read(rdev->regmap, rdev->desc->csel_reg, &val); + if (ret) + return ret; + + val &= rdev->desc->csel_mask; + val >>= ffs(rdev->desc->csel_mask) - 1; + + return val * RTMV20_LSW_STEPUA + RTMV20_LSW_MINUA; +} + static const struct regulator_ops rtmv20_regulator_ops = { - .set_current_limit = regulator_set_current_limit_regmap, - .get_current_limit = regulator_get_current_limit_regmap, + .set_current_limit = rtmv20_lsw_set_current_limit, + .get_current_limit = rtmv20_lsw_get_current_limit, .enable = rtmv20_lsw_enable, .disable = rtmv20_lsw_disable, .is_enabled = regulator_is_enabled_regmap, @@ -275,6 +314,7 @@ static const struct regmap_config rtmv20_regmap_config = { .val_bits = 8, .cache_type = REGCACHE_RBTREE, .max_register = RTMV20_REG_LDMASK, + .num_reg_defaults_raw = RTMV20_MAX_REGS, .writeable_reg = rtmv20_is_accessible_reg, .readable_reg = rtmv20_is_accessible_reg, diff --git a/drivers/regulator/scmi-regulator.c b/drivers/regulator/scmi-regulator.c index bbadf72b94e8c1..1f02f60ad1366f 100644 --- a/drivers/regulator/scmi-regulator.c +++ b/drivers/regulator/scmi-regulator.c @@ -173,7 +173,7 @@ scmi_config_linear_regulator_mappings(struct scmi_regulator *sreg, sreg->desc.uV_step = vinfo->levels_uv[SCMI_VOLTAGE_SEGMENT_STEP]; sreg->desc.linear_min_sel = 0; - sreg->desc.n_voltages = delta_uV / sreg->desc.uV_step; + sreg->desc.n_voltages = (delta_uV / sreg->desc.uV_step) + 1; sreg->desc.ops = &scmi_reg_linear_ops; } diff --git a/drivers/s390/crypto/ap_queue.c b/drivers/s390/crypto/ap_queue.c index ecefc25eff0c09..337353c9655edb 100644 --- a/drivers/s390/crypto/ap_queue.c +++ b/drivers/s390/crypto/ap_queue.c @@ -135,12 +135,13 @@ static struct ap_queue_status ap_sm_recv(struct ap_queue *aq) { struct ap_queue_status status; struct ap_message *ap_msg; + bool found = false; status = ap_dqap(aq->qid, &aq->reply->psmid, aq->reply->msg, aq->reply->len); switch (status.response_code) { case AP_RESPONSE_NORMAL: - aq->queue_count--; + aq->queue_count = max_t(int, 0, aq->queue_count - 1); if (aq->queue_count > 0) mod_timer(&aq->timeout, jiffies + aq->request_timeout); @@ -150,8 +151,14 @@ static struct ap_queue_status ap_sm_recv(struct ap_queue *aq) list_del_init(&ap_msg->list); aq->pendingq_count--; ap_msg->receive(aq, ap_msg, aq->reply); + found = true; break; } + if (!found) { + AP_DBF_WARN("%s unassociated reply psmid=0x%016llx on 0x%02x.%04x\n", + __func__, aq->reply->psmid, + AP_QID_CARD(aq->qid), AP_QID_QUEUE(aq->qid)); + } fallthrough; case AP_RESPONSE_NO_PENDING_REPLY: if (!status.queue_empty || aq->queue_count <= 0) @@ -232,7 +239,7 @@ static enum ap_sm_wait ap_sm_write(struct ap_queue *aq) ap_msg->flags & AP_MSG_FLAG_SPECIAL); switch (status.response_code) { case AP_RESPONSE_NORMAL: - aq->queue_count++; + aq->queue_count = max_t(int, 1, aq->queue_count + 1); if (aq->queue_count == 1) mod_timer(&aq->timeout, jiffies + aq->request_timeout); list_move_tail(&ap_msg->list, &aq->pendingq); diff --git a/drivers/s390/crypto/vfio_ap_ops.c b/drivers/s390/crypto/vfio_ap_ops.c index b2c7e10dfdcdcf..122c85c224695e 100644 --- a/drivers/s390/crypto/vfio_ap_ops.c +++ b/drivers/s390/crypto/vfio_ap_ops.c @@ -366,16 +366,6 @@ static int vfio_ap_mdev_remove(struct mdev_device *mdev) struct ap_matrix_mdev *matrix_mdev = mdev_get_drvdata(mdev); mutex_lock(&matrix_dev->lock); - - /* - * If the KVM pointer is in flux or the guest is running, disallow - * un-assignment of control domain. - */ - if (matrix_mdev->kvm_busy || matrix_mdev->kvm) { - mutex_unlock(&matrix_dev->lock); - return -EBUSY; - } - vfio_ap_mdev_reset_queues(mdev); list_del(&matrix_mdev->node); kfree(matrix_mdev); diff --git a/drivers/scsi/hosts.c b/drivers/scsi/hosts.c index 697c09ef259b3f..cd52664920e1aa 100644 --- a/drivers/scsi/hosts.c +++ b/drivers/scsi/hosts.c @@ -254,12 +254,11 @@ int scsi_add_host_with_dma(struct Scsi_Host *shost, struct device *dev, device_enable_async_suspend(&shost->shost_dev); + get_device(&shost->shost_gendev); error = device_add(&shost->shost_dev); if (error) goto out_del_gendev; - get_device(&shost->shost_gendev); - if (shost->transportt->host_size) { shost->shost_data = kzalloc(shost->transportt->host_size, GFP_KERNEL); @@ -278,33 +277,36 @@ int scsi_add_host_with_dma(struct Scsi_Host *shost, struct device *dev, if (!shost->work_q) { error = -EINVAL; - goto out_free_shost_data; + goto out_del_dev; } } error = scsi_sysfs_add_host(shost); if (error) - goto out_destroy_host; + goto out_del_dev; scsi_proc_host_add(shost); scsi_autopm_put_host(shost); return error; - out_destroy_host: - if (shost->work_q) - destroy_workqueue(shost->work_q); - out_free_shost_data: - kfree(shost->shost_data); + /* + * Any host allocation in this function will be freed in + * scsi_host_dev_release(). + */ out_del_dev: device_del(&shost->shost_dev); out_del_gendev: + /* + * Host state is SHOST_RUNNING so we have to explicitly release + * ->shost_dev. + */ + put_device(&shost->shost_dev); device_del(&shost->shost_gendev); out_disable_runtime_pm: device_disable_async_suspend(&shost->shost_gendev); pm_runtime_disable(&shost->shost_gendev); pm_runtime_set_suspended(&shost->shost_gendev); pm_runtime_put_noidle(&shost->shost_gendev); - scsi_mq_destroy_tags(shost); fail: return error; } @@ -345,7 +347,7 @@ static void scsi_host_dev_release(struct device *dev) ida_simple_remove(&host_index_ida, shost->host_no); - if (parent) + if (shost->shost_state != SHOST_CREATED) put_device(parent); kfree(shost); } @@ -388,8 +390,10 @@ struct Scsi_Host *scsi_host_alloc(struct scsi_host_template *sht, int privsize) mutex_init(&shost->scan_mutex); index = ida_simple_get(&host_index_ida, 0, 0, GFP_KERNEL); - if (index < 0) - goto fail_kfree; + if (index < 0) { + kfree(shost); + return NULL; + } shost->host_no = index; shost->dma_channel = 0xff; @@ -481,7 +485,7 @@ struct Scsi_Host *scsi_host_alloc(struct scsi_host_template *sht, int privsize) shost_printk(KERN_WARNING, shost, "error handler thread failed to spawn, error = %ld\n", PTR_ERR(shost->ehandler)); - goto fail_index_remove; + goto fail; } shost->tmf_work_q = alloc_workqueue("scsi_tmf_%d", @@ -490,17 +494,18 @@ struct Scsi_Host *scsi_host_alloc(struct scsi_host_template *sht, int privsize) if (!shost->tmf_work_q) { shost_printk(KERN_WARNING, shost, "failed to create tmf workq\n"); - goto fail_kthread; + goto fail; } scsi_proc_hostdir_add(shost->hostt); return shost; + fail: + /* + * Host state is still SHOST_CREATED and that is enough to release + * ->shost_gendev. scsi_host_dev_release() will free + * dev_name(&shost->shost_dev). + */ + put_device(&shost->shost_gendev); - fail_kthread: - kthread_stop(shost->ehandler); - fail_index_remove: - ida_simple_remove(&host_index_ida, shost->host_no); - fail_kfree: - kfree(shost); return NULL; } EXPORT_SYMBOL(scsi_host_alloc); diff --git a/drivers/scsi/sd.c b/drivers/scsi/sd.c index cb3c37d1e0091c..a2c3d9ad9ee499 100644 --- a/drivers/scsi/sd.c +++ b/drivers/scsi/sd.c @@ -1387,6 +1387,22 @@ static void sd_uninit_command(struct scsi_cmnd *SCpnt) } } +static bool sd_need_revalidate(struct block_device *bdev, + struct scsi_disk *sdkp) +{ + if (sdkp->device->removable || sdkp->write_prot) { + if (bdev_check_media_change(bdev)) + return true; + } + + /* + * Force a full rescan after ioctl(BLKRRPART). While the disk state has + * nothing to do with partitions, BLKRRPART is used to force a full + * revalidate after things like a format for historical reasons. + */ + return test_bit(GD_NEED_PART_SCAN, &bdev->bd_disk->state); +} + /** * sd_open - open a scsi disk device * @bdev: Block device of the scsi disk to open @@ -1423,10 +1439,8 @@ static int sd_open(struct block_device *bdev, fmode_t mode) if (!scsi_block_when_processing_errors(sdev)) goto error_out; - if (sdev->removable || sdkp->write_prot) { - if (bdev_check_media_change(bdev)) - sd_revalidate_disk(bdev->bd_disk); - } + if (sd_need_revalidate(bdev, sdkp)) + sd_revalidate_disk(bdev->bd_disk); /* * If the drive is empty, just let the open fail. diff --git a/drivers/scsi/sr.c b/drivers/scsi/sr.c index e4633b84c556a9..7815ed642d434c 100644 --- a/drivers/scsi/sr.c +++ b/drivers/scsi/sr.c @@ -220,6 +220,8 @@ static unsigned int sr_get_events(struct scsi_device *sdev) return DISK_EVENT_EJECT_REQUEST; else if (med->media_event_code == 2) return DISK_EVENT_MEDIA_CHANGE; + else if (med->media_event_code == 3) + return DISK_EVENT_EJECT_REQUEST; return 0; } diff --git a/drivers/spi/spi-bcm2835.c b/drivers/spi/spi-bcm2835.c index 8965fe61c8b44d..fe40626e45aa82 100644 --- a/drivers/spi/spi-bcm2835.c +++ b/drivers/spi/spi-bcm2835.c @@ -68,7 +68,7 @@ #define BCM2835_SPI_FIFO_SIZE 64 #define BCM2835_SPI_FIFO_SIZE_3_4 48 #define BCM2835_SPI_DMA_MIN_LENGTH 96 -#define BCM2835_SPI_NUM_CS 4 /* raise as necessary */ +#define BCM2835_SPI_NUM_CS 24 /* raise as necessary */ #define BCM2835_SPI_MODE_BITS (SPI_CPOL | SPI_CPHA | SPI_CS_HIGH \ | SPI_NO_CS | SPI_3WIRE) @@ -1195,6 +1195,12 @@ static int bcm2835_spi_setup(struct spi_device *spi) struct gpio_chip *chip; u32 cs; + if (spi->chip_select >= BCM2835_SPI_NUM_CS) { + dev_err(&spi->dev, "only %d chip-selects supported\n", + BCM2835_SPI_NUM_CS - 1); + return -EINVAL; + } + /* * Precalculate SPI slave's CS register value for ->prepare_message(): * The driver always uses software-controlled GPIO chip select, hence @@ -1288,7 +1294,7 @@ static int bcm2835_spi_probe(struct platform_device *pdev) ctlr->use_gpio_descriptors = true; ctlr->mode_bits = BCM2835_SPI_MODE_BITS; ctlr->bits_per_word_mask = SPI_BPW_MASK(8); - ctlr->num_chipselect = BCM2835_SPI_NUM_CS; + ctlr->num_chipselect = 3; ctlr->setup = bcm2835_spi_setup; ctlr->transfer_one = bcm2835_spi_transfer_one; ctlr->handle_err = bcm2835_spi_handle_err; diff --git a/drivers/spi/spi-bitbang.c b/drivers/spi/spi-bitbang.c index 6a6af85aebfd80..27d0087f868841 100644 --- a/drivers/spi/spi-bitbang.c +++ b/drivers/spi/spi-bitbang.c @@ -184,6 +184,8 @@ int spi_bitbang_setup(struct spi_device *spi) { struct spi_bitbang_cs *cs = spi->controller_state; struct spi_bitbang *bitbang; + bool initial_setup = false; + int retval; bitbang = spi_master_get_devdata(spi->master); @@ -192,22 +194,30 @@ int spi_bitbang_setup(struct spi_device *spi) if (!cs) return -ENOMEM; spi->controller_state = cs; + initial_setup = true; } /* per-word shift register access, in hardware or bitbanging */ cs->txrx_word = bitbang->txrx_word[spi->mode & (SPI_CPOL|SPI_CPHA)]; - if (!cs->txrx_word) - return -EINVAL; + if (!cs->txrx_word) { + retval = -EINVAL; + goto err_free; + } if (bitbang->setup_transfer) { - int retval = bitbang->setup_transfer(spi, NULL); + retval = bitbang->setup_transfer(spi, NULL); if (retval < 0) - return retval; + goto err_free; } dev_dbg(&spi->dev, "%s, %u nsec/bit\n", __func__, 2 * cs->nsecs); return 0; + +err_free: + if (initial_setup) + kfree(cs); + return retval; } EXPORT_SYMBOL_GPL(spi_bitbang_setup); diff --git a/drivers/spi/spi-fsl-spi.c b/drivers/spi/spi-fsl-spi.c index d0e5aa18b7bad7..bdf94cc7be1afe 100644 --- a/drivers/spi/spi-fsl-spi.c +++ b/drivers/spi/spi-fsl-spi.c @@ -440,6 +440,7 @@ static int fsl_spi_setup(struct spi_device *spi) { struct mpc8xxx_spi *mpc8xxx_spi; struct fsl_spi_reg __iomem *reg_base; + bool initial_setup = false; int retval; u32 hw_mode; struct spi_mpc8xxx_cs *cs = spi_get_ctldata(spi); @@ -452,6 +453,7 @@ static int fsl_spi_setup(struct spi_device *spi) if (!cs) return -ENOMEM; spi_set_ctldata(spi, cs); + initial_setup = true; } mpc8xxx_spi = spi_master_get_devdata(spi->master); @@ -475,6 +477,8 @@ static int fsl_spi_setup(struct spi_device *spi) retval = fsl_spi_setup_transfer(spi, NULL); if (retval < 0) { cs->hw_mode = hw_mode; /* Restore settings */ + if (initial_setup) + kfree(cs); return retval; } diff --git a/drivers/spi/spi-nxp-fspi.c b/drivers/spi/spi-nxp-fspi.c index 6e6c2403944dd2..a66fa97046ee1d 100644 --- a/drivers/spi/spi-nxp-fspi.c +++ b/drivers/spi/spi-nxp-fspi.c @@ -1124,12 +1124,6 @@ static int nxp_fspi_probe(struct platform_device *pdev) goto err_put_ctrl; } - /* Clear potential interrupts */ - reg = fspi_readl(f, f->iobase + FSPI_INTR); - if (reg) - fspi_writel(f, reg, f->iobase + FSPI_INTR); - - /* find the resources - controller memory mapped space */ if (is_acpi_node(f->dev->fwnode)) res = platform_get_resource(pdev, IORESOURCE_MEM, 1); @@ -1167,6 +1161,11 @@ static int nxp_fspi_probe(struct platform_device *pdev) } } + /* Clear potential interrupts */ + reg = fspi_readl(f, f->iobase + FSPI_INTR); + if (reg) + fspi_writel(f, reg, f->iobase + FSPI_INTR); + /* find the irq */ ret = platform_get_irq(pdev, 0); if (ret < 0) diff --git a/drivers/spi/spi-omap-uwire.c b/drivers/spi/spi-omap-uwire.c index 71402f71ddd850..df28c6664aba68 100644 --- a/drivers/spi/spi-omap-uwire.c +++ b/drivers/spi/spi-omap-uwire.c @@ -424,15 +424,22 @@ static int uwire_setup_transfer(struct spi_device *spi, struct spi_transfer *t) static int uwire_setup(struct spi_device *spi) { struct uwire_state *ust = spi->controller_state; + bool initial_setup = false; + int status; if (ust == NULL) { ust = kzalloc(sizeof(*ust), GFP_KERNEL); if (ust == NULL) return -ENOMEM; spi->controller_state = ust; + initial_setup = true; } - return uwire_setup_transfer(spi, NULL); + status = uwire_setup_transfer(spi, NULL); + if (status && initial_setup) + kfree(ust); + + return status; } static void uwire_cleanup(struct spi_device *spi) diff --git a/drivers/spi/spi-omap2-mcspi.c b/drivers/spi/spi-omap2-mcspi.c index 999c2273641642..ede7f05e5ced7b 100644 --- a/drivers/spi/spi-omap2-mcspi.c +++ b/drivers/spi/spi-omap2-mcspi.c @@ -1032,8 +1032,22 @@ static void omap2_mcspi_release_dma(struct spi_master *master) } } +static void omap2_mcspi_cleanup(struct spi_device *spi) +{ + struct omap2_mcspi_cs *cs; + + if (spi->controller_state) { + /* Unlink controller state from context save list */ + cs = spi->controller_state; + list_del(&cs->node); + + kfree(cs); + } +} + static int omap2_mcspi_setup(struct spi_device *spi) { + bool initial_setup = false; int ret; struct omap2_mcspi *mcspi = spi_master_get_devdata(spi->master); struct omap2_mcspi_regs *ctx = &mcspi->ctx; @@ -1051,35 +1065,28 @@ static int omap2_mcspi_setup(struct spi_device *spi) spi->controller_state = cs; /* Link this to context save list */ list_add_tail(&cs->node, &ctx->cs); + initial_setup = true; } ret = pm_runtime_get_sync(mcspi->dev); if (ret < 0) { pm_runtime_put_noidle(mcspi->dev); + if (initial_setup) + omap2_mcspi_cleanup(spi); return ret; } ret = omap2_mcspi_setup_transfer(spi, NULL); + if (ret && initial_setup) + omap2_mcspi_cleanup(spi); + pm_runtime_mark_last_busy(mcspi->dev); pm_runtime_put_autosuspend(mcspi->dev); return ret; } -static void omap2_mcspi_cleanup(struct spi_device *spi) -{ - struct omap2_mcspi_cs *cs; - - if (spi->controller_state) { - /* Unlink controller state from context save list */ - cs = spi->controller_state; - list_del(&cs->node); - - kfree(cs); - } -} - static irqreturn_t omap2_mcspi_irq_handler(int irq, void *data) { struct omap2_mcspi *mcspi = data; diff --git a/drivers/spi/spi-pxa2xx.c b/drivers/spi/spi-pxa2xx.c index 5e59ba075bc7ae..8ee0cc07177740 100644 --- a/drivers/spi/spi-pxa2xx.c +++ b/drivers/spi/spi-pxa2xx.c @@ -1254,6 +1254,8 @@ static int setup_cs(struct spi_device *spi, struct chip_data *chip, chip->gpio_cs_inverted = spi->mode & SPI_CS_HIGH; err = gpiod_direction_output(gpiod, !chip->gpio_cs_inverted); + if (err) + gpiod_put(chip->gpiod_cs); } return err; @@ -1267,6 +1269,7 @@ static int setup(struct spi_device *spi) struct driver_data *drv_data = spi_controller_get_devdata(spi->controller); uint tx_thres, tx_hi_thres, rx_thres; + int err; switch (drv_data->ssp_type) { case QUARK_X1000_SSP: @@ -1413,7 +1416,11 @@ static int setup(struct spi_device *spi) if (drv_data->ssp_type == CE4100_SSP) return 0; - return setup_cs(spi, chip, chip_info); + err = setup_cs(spi, chip, chip_info); + if (err) + kfree(chip); + + return err; } static void cleanup(struct spi_device *spi) diff --git a/drivers/spi/spi-stm32-qspi.c b/drivers/spi/spi-stm32-qspi.c index 7e640ccc7e7742..594f6413620863 100644 --- a/drivers/spi/spi-stm32-qspi.c +++ b/drivers/spi/spi-stm32-qspi.c @@ -294,7 +294,7 @@ static int stm32_qspi_wait_cmd(struct stm32_qspi *qspi, int err = 0; if (!op->data.nbytes) - return stm32_qspi_wait_nobusy(qspi); + goto wait_nobusy; if (readl_relaxed(qspi->io_base + QSPI_SR) & SR_TCF) goto out; @@ -315,6 +315,9 @@ static int stm32_qspi_wait_cmd(struct stm32_qspi *qspi, out: /* clear flags */ writel_relaxed(FCR_CTCF | FCR_CTEF, qspi->io_base + QSPI_FCR); +wait_nobusy: + if (!err) + err = stm32_qspi_wait_nobusy(qspi); return err; } diff --git a/drivers/spi/spi-tegra20-slink.c b/drivers/spi/spi-tegra20-slink.c index f7c832fd40036c..6a726c95ac7a89 100644 --- a/drivers/spi/spi-tegra20-slink.c +++ b/drivers/spi/spi-tegra20-slink.c @@ -1118,6 +1118,11 @@ static int tegra_slink_probe(struct platform_device *pdev) pm_runtime_put_noidle(&pdev->dev); goto exit_pm_disable; } + + reset_control_assert(tspi->rst); + udelay(2); + reset_control_deassert(tspi->rst); + tspi->def_command_reg = SLINK_M_S; tspi->def_command2_reg = SLINK_CS_ACTIVE_BETWEEN; tegra_slink_writel(tspi, tspi->def_command_reg, SLINK_COMMAND); diff --git a/drivers/spi/spi-zynq-qspi.c b/drivers/spi/spi-zynq-qspi.c index 5a3d81c31d0407..9262c6418463b6 100644 --- a/drivers/spi/spi-zynq-qspi.c +++ b/drivers/spi/spi-zynq-qspi.c @@ -678,14 +678,14 @@ static int zynq_qspi_probe(struct platform_device *pdev) xqspi->irq = platform_get_irq(pdev, 0); if (xqspi->irq <= 0) { ret = -ENXIO; - goto remove_master; + goto clk_dis_all; } ret = devm_request_irq(&pdev->dev, xqspi->irq, zynq_qspi_irq, 0, pdev->name, xqspi); if (ret != 0) { ret = -ENXIO; dev_err(&pdev->dev, "request_irq failed\n"); - goto remove_master; + goto clk_dis_all; } ret = of_property_read_u32(np, "num-cs", @@ -693,8 +693,9 @@ static int zynq_qspi_probe(struct platform_device *pdev) if (ret < 0) { ctlr->num_chipselect = 1; } else if (num_cs > ZYNQ_QSPI_MAX_NUM_CS) { + ret = -EINVAL; dev_err(&pdev->dev, "only 2 chip selects are available\n"); - goto remove_master; + goto clk_dis_all; } else { ctlr->num_chipselect = num_cs; } diff --git a/drivers/staging/ralink-gdma/ralink-gdma.c b/drivers/staging/ralink-gdma/ralink-gdma.c index 33e28ccf4d855a..b5229bc6eae5bc 100644 --- a/drivers/staging/ralink-gdma/ralink-gdma.c +++ b/drivers/staging/ralink-gdma/ralink-gdma.c @@ -1,6 +1,5 @@ // SPDX-License-Identifier: GPL-2.0+ /* - * Copyright (C) 2013, Lars-Peter Clausen * GDMA4740 DMAC support */ @@ -914,6 +913,5 @@ static struct platform_driver gdma_dma_driver = { }; module_platform_driver(gdma_dma_driver); -MODULE_AUTHOR("Lars-Peter Clausen "); MODULE_DESCRIPTION("Ralink/MTK DMA driver"); MODULE_LICENSE("GPL v2"); diff --git a/drivers/staging/rtl8723bs/os_dep/ioctl_cfg80211.c b/drivers/staging/rtl8723bs/os_dep/ioctl_cfg80211.c index a6d731e959a282..437859228371a2 100644 --- a/drivers/staging/rtl8723bs/os_dep/ioctl_cfg80211.c +++ b/drivers/staging/rtl8723bs/os_dep/ioctl_cfg80211.c @@ -2091,7 +2091,7 @@ void rtw_cfg80211_indicate_sta_assoc(struct adapter *padapter, u8 *pmgmt_frame, struct net_device *ndev = padapter->pnetdev; { - struct station_info sinfo; + struct station_info sinfo = {}; u8 ie_offset; if (GetFrameSubType(pmgmt_frame) == WIFI_ASSOCREQ) ie_offset = _ASOCREQ_IE_OFFSET_; @@ -2284,7 +2284,7 @@ static int rtw_cfg80211_add_monitor_if(struct adapter *padapter, char *name, str mon_wdev->iftype = NL80211_IFTYPE_MONITOR; mon_ndev->ieee80211_ptr = mon_wdev; - ret = register_netdevice(mon_ndev); + ret = cfg80211_register_netdevice(mon_ndev); if (ret) { goto out; } @@ -2360,7 +2360,7 @@ static int cfg80211_rtw_del_virtual_intf(struct wiphy *wiphy, adapter = rtw_netdev_priv(ndev); pwdev_priv = adapter_wdev_data(adapter); - unregister_netdevice(ndev); + cfg80211_unregister_netdevice(ndev); if (ndev == pwdev_priv->pmon_ndev) { pwdev_priv->pmon_ndev = NULL; diff --git a/drivers/tty/serial/8250/8250_exar.c b/drivers/tty/serial/8250/8250_exar.c index 2f49c580139b86..bd4e9f6ac29ce6 100644 --- a/drivers/tty/serial/8250/8250_exar.c +++ b/drivers/tty/serial/8250/8250_exar.c @@ -553,7 +553,11 @@ static void pci_xr17v35x_exit(struct pci_dev *pcidev) { struct exar8250 *priv = pci_get_drvdata(pcidev); struct uart_8250_port *port = serial8250_get_port(priv->line[0]); - struct platform_device *pdev = port->port.private_data; + struct platform_device *pdev; + + pdev = port->port.private_data; + if (!pdev) + return; device_remove_software_node(&pdev->dev); platform_device_unregister(pdev); diff --git a/drivers/usb/cdns3/cdns3-gadget.c b/drivers/usb/cdns3/cdns3-gadget.c index a8b7b50abf6451..5281f8d3fb3d13 100644 --- a/drivers/usb/cdns3/cdns3-gadget.c +++ b/drivers/usb/cdns3/cdns3-gadget.c @@ -2007,7 +2007,7 @@ static void cdns3_configure_dmult(struct cdns3_device *priv_dev, else mask = BIT(priv_ep->num); - if (priv_ep->type != USB_ENDPOINT_XFER_ISOC) { + if (priv_ep->type != USB_ENDPOINT_XFER_ISOC && !priv_ep->dir) { cdns3_set_register_bit(®s->tdl_from_trb, mask); cdns3_set_register_bit(®s->tdl_beh, mask); cdns3_set_register_bit(®s->tdl_beh2, mask); @@ -2046,15 +2046,13 @@ int cdns3_ep_config(struct cdns3_endpoint *priv_ep, bool enable) case USB_ENDPOINT_XFER_INT: ep_cfg = EP_CFG_EPTYPE(USB_ENDPOINT_XFER_INT); - if ((priv_dev->dev_ver == DEV_VER_V2 && !priv_ep->dir) || - priv_dev->dev_ver > DEV_VER_V2) + if (priv_dev->dev_ver >= DEV_VER_V2 && !priv_ep->dir) ep_cfg |= EP_CFG_TDL_CHK; break; case USB_ENDPOINT_XFER_BULK: ep_cfg = EP_CFG_EPTYPE(USB_ENDPOINT_XFER_BULK); - if ((priv_dev->dev_ver == DEV_VER_V2 && !priv_ep->dir) || - priv_dev->dev_ver > DEV_VER_V2) + if (priv_dev->dev_ver >= DEV_VER_V2 && !priv_ep->dir) ep_cfg |= EP_CFG_TDL_CHK; break; default: diff --git a/drivers/usb/cdns3/cdnsp-ring.c b/drivers/usb/cdns3/cdnsp-ring.c index 5f0513c96c04ec..68972746e3636f 100644 --- a/drivers/usb/cdns3/cdnsp-ring.c +++ b/drivers/usb/cdns3/cdnsp-ring.c @@ -1517,13 +1517,14 @@ irqreturn_t cdnsp_thread_irq_handler(int irq, void *data) { struct cdnsp_device *pdev = (struct cdnsp_device *)data; union cdnsp_trb *event_ring_deq; + unsigned long flags; int counter = 0; - spin_lock(&pdev->lock); + spin_lock_irqsave(&pdev->lock, flags); if (pdev->cdnsp_state & (CDNSP_STATE_HALTED | CDNSP_STATE_DYING)) { cdnsp_died(pdev); - spin_unlock(&pdev->lock); + spin_unlock_irqrestore(&pdev->lock, flags); return IRQ_HANDLED; } @@ -1539,7 +1540,7 @@ irqreturn_t cdnsp_thread_irq_handler(int irq, void *data) cdnsp_update_erst_dequeue(pdev, event_ring_deq, 1); - spin_unlock(&pdev->lock); + spin_unlock_irqrestore(&pdev->lock, flags); return IRQ_HANDLED; } diff --git a/drivers/usb/chipidea/usbmisc_imx.c b/drivers/usb/chipidea/usbmisc_imx.c index 4545b23bda3f1c..bac0f5458cab99 100644 --- a/drivers/usb/chipidea/usbmisc_imx.c +++ b/drivers/usb/chipidea/usbmisc_imx.c @@ -686,6 +686,16 @@ static int imx7d_charger_secondary_detection(struct imx_usbmisc_data *data) int val; unsigned long flags; + /* Clear VDATSRCENB0 to disable VDP_SRC and IDM_SNK required by BC 1.2 spec */ + spin_lock_irqsave(&usbmisc->lock, flags); + val = readl(usbmisc->base + MX7D_USB_OTG_PHY_CFG2); + val &= ~MX7D_USB_OTG_PHY_CFG2_CHRG_VDATSRCENB0; + writel(val, usbmisc->base + MX7D_USB_OTG_PHY_CFG2); + spin_unlock_irqrestore(&usbmisc->lock, flags); + + /* TVDMSRC_DIS */ + msleep(20); + /* VDM_SRC is connected to D- and IDP_SINK is connected to D+ */ spin_lock_irqsave(&usbmisc->lock, flags); val = readl(usbmisc->base + MX7D_USB_OTG_PHY_CFG2); @@ -695,7 +705,8 @@ static int imx7d_charger_secondary_detection(struct imx_usbmisc_data *data) usbmisc->base + MX7D_USB_OTG_PHY_CFG2); spin_unlock_irqrestore(&usbmisc->lock, flags); - usleep_range(1000, 2000); + /* TVDMSRC_ON */ + msleep(40); /* * Per BC 1.2, check voltage of D+: @@ -798,7 +809,8 @@ static int imx7d_charger_primary_detection(struct imx_usbmisc_data *data) usbmisc->base + MX7D_USB_OTG_PHY_CFG2); spin_unlock_irqrestore(&usbmisc->lock, flags); - usleep_range(1000, 2000); + /* TVDPSRC_ON */ + msleep(40); /* Check if D- is less than VDAT_REF to determine an SDP per BC 1.2 */ val = readl(usbmisc->base + MX7D_USB_OTG_PHY_STATUS); diff --git a/drivers/usb/core/hub.c b/drivers/usb/core/hub.c index fc7d6cdacf16b9..df8e69e60aaf7a 100644 --- a/drivers/usb/core/hub.c +++ b/drivers/usb/core/hub.c @@ -41,6 +41,8 @@ #define USB_VENDOR_GENESYS_LOGIC 0x05e3 #define USB_VENDOR_SMSC 0x0424 #define USB_PRODUCT_USB5534B 0x5534 +#define USB_VENDOR_CYPRESS 0x04b4 +#define USB_PRODUCT_CY7C65632 0x6570 #define HUB_QUIRK_CHECK_PORT_AUTOSUSPEND 0x01 #define HUB_QUIRK_DISABLE_AUTOSUSPEND 0x02 @@ -5697,6 +5699,11 @@ static const struct usb_device_id hub_id_table[] = { .idProduct = USB_PRODUCT_USB5534B, .bInterfaceClass = USB_CLASS_HUB, .driver_info = HUB_QUIRK_DISABLE_AUTOSUSPEND}, + { .match_flags = USB_DEVICE_ID_MATCH_VENDOR + | USB_DEVICE_ID_MATCH_PRODUCT, + .idVendor = USB_VENDOR_CYPRESS, + .idProduct = USB_PRODUCT_CY7C65632, + .driver_info = HUB_QUIRK_DISABLE_AUTOSUSPEND}, { .match_flags = USB_DEVICE_ID_MATCH_VENDOR | USB_DEVICE_ID_MATCH_INT_CLASS, .idVendor = USB_VENDOR_GENESYS_LOGIC, diff --git a/drivers/usb/dwc3/core.c b/drivers/usb/dwc3/core.c index b6e53d8212cd87..4ac397e43e19b7 100644 --- a/drivers/usb/dwc3/core.c +++ b/drivers/usb/dwc3/core.c @@ -1671,8 +1671,8 @@ static int dwc3_remove(struct platform_device *pdev) pm_runtime_get_sync(&pdev->dev); - dwc3_debugfs_exit(dwc); dwc3_core_exit_mode(dwc); + dwc3_debugfs_exit(dwc); dwc3_core_exit(dwc); dwc3_ulpi_exit(dwc); @@ -1690,11 +1690,6 @@ static int dwc3_remove(struct platform_device *pdev) return 0; } -static void dwc3_shutdown(struct platform_device *pdev) -{ - dwc3_remove(pdev); -} - #ifdef CONFIG_PM static int dwc3_core_init_for_resume(struct dwc3 *dwc) { @@ -2012,7 +2007,6 @@ MODULE_DEVICE_TABLE(acpi, dwc3_acpi_match); static struct platform_driver dwc3_driver = { .probe = dwc3_probe, .remove = dwc3_remove, - .shutdown = dwc3_shutdown, .driver = { .name = "dwc3", .of_match_table = of_match_ptr(of_dwc3_match), diff --git a/drivers/usb/dwc3/debug.h b/drivers/usb/dwc3/debug.h index d0ac89c5b3172b..d223c54115f4a1 100644 --- a/drivers/usb/dwc3/debug.h +++ b/drivers/usb/dwc3/debug.h @@ -413,9 +413,12 @@ static inline const char *dwc3_gadget_generic_cmd_status_string(int status) #ifdef CONFIG_DEBUG_FS +extern void dwc3_debugfs_create_endpoint_dir(struct dwc3_ep *dep); extern void dwc3_debugfs_init(struct dwc3 *d); extern void dwc3_debugfs_exit(struct dwc3 *d); #else +static inline void dwc3_debugfs_create_endpoint_dir(struct dwc3_ep *dep) +{ } static inline void dwc3_debugfs_init(struct dwc3 *d) { } static inline void dwc3_debugfs_exit(struct dwc3 *d) diff --git a/drivers/usb/dwc3/debugfs.c b/drivers/usb/dwc3/debugfs.c index 7146ee2ac05765..5dbbe53269d391 100644 --- a/drivers/usb/dwc3/debugfs.c +++ b/drivers/usb/dwc3/debugfs.c @@ -886,30 +886,14 @@ static void dwc3_debugfs_create_endpoint_files(struct dwc3_ep *dep, } } -static void dwc3_debugfs_create_endpoint_dir(struct dwc3_ep *dep, - struct dentry *parent) +void dwc3_debugfs_create_endpoint_dir(struct dwc3_ep *dep) { struct dentry *dir; - dir = debugfs_create_dir(dep->name, parent); + dir = debugfs_create_dir(dep->name, dep->dwc->root); dwc3_debugfs_create_endpoint_files(dep, dir); } -static void dwc3_debugfs_create_endpoint_dirs(struct dwc3 *dwc, - struct dentry *parent) -{ - int i; - - for (i = 0; i < dwc->num_eps; i++) { - struct dwc3_ep *dep = dwc->eps[i]; - - if (!dep) - continue; - - dwc3_debugfs_create_endpoint_dir(dep, parent); - } -} - void dwc3_debugfs_init(struct dwc3 *dwc) { struct dentry *root; @@ -940,7 +924,6 @@ void dwc3_debugfs_init(struct dwc3 *dwc) &dwc3_testmode_fops); debugfs_create_file("link_state", 0644, root, dwc, &dwc3_link_state_fops); - dwc3_debugfs_create_endpoint_dirs(dwc, root); } } diff --git a/drivers/usb/dwc3/dwc3-meson-g12a.c b/drivers/usb/dwc3/dwc3-meson-g12a.c index bdf1f98dfad8c8..ffe301d6ea3590 100644 --- a/drivers/usb/dwc3/dwc3-meson-g12a.c +++ b/drivers/usb/dwc3/dwc3-meson-g12a.c @@ -651,7 +651,7 @@ static int dwc3_meson_g12a_setup_regmaps(struct dwc3_meson_g12a *priv, return PTR_ERR(priv->usb_glue_regmap); /* Create a regmap for each USB2 PHY control register set */ - for (i = 0; i < priv->usb2_ports; i++) { + for (i = 0; i < priv->drvdata->num_phys; i++) { struct regmap_config u2p_regmap_config = { .reg_bits = 8, .val_bits = 32, @@ -659,6 +659,9 @@ static int dwc3_meson_g12a_setup_regmaps(struct dwc3_meson_g12a *priv, .max_register = U2P_R1, }; + if (!strstr(priv->drvdata->phy_names[i], "usb2")) + continue; + u2p_regmap_config.name = devm_kasprintf(priv->dev, GFP_KERNEL, "u2p-%d", i); if (!u2p_regmap_config.name) @@ -772,13 +775,13 @@ static int dwc3_meson_g12a_probe(struct platform_device *pdev) ret = priv->drvdata->usb_init(priv); if (ret) - goto err_disable_clks; + goto err_disable_regulator; /* Init PHYs */ for (i = 0 ; i < PHY_COUNT ; ++i) { ret = phy_init(priv->phys[i]); if (ret) - goto err_disable_clks; + goto err_disable_regulator; } /* Set PHY Power */ @@ -816,6 +819,10 @@ static int dwc3_meson_g12a_probe(struct platform_device *pdev) for (i = 0 ; i < PHY_COUNT ; ++i) phy_exit(priv->phys[i]); +err_disable_regulator: + if (priv->vbus) + regulator_disable(priv->vbus); + err_disable_clks: clk_bulk_disable_unprepare(priv->drvdata->num_clks, priv->drvdata->clks); diff --git a/drivers/usb/dwc3/ep0.c b/drivers/usb/dwc3/ep0.c index 8b668ef46f7f1f..3cd29426437255 100644 --- a/drivers/usb/dwc3/ep0.c +++ b/drivers/usb/dwc3/ep0.c @@ -292,6 +292,9 @@ static struct dwc3_ep *dwc3_wIndex_to_dep(struct dwc3 *dwc, __le16 wIndex_le) epnum |= 1; dep = dwc->eps[epnum]; + if (dep == NULL) + return NULL; + if (dep->flags & DWC3_EP_ENABLED) return dep; diff --git a/drivers/usb/dwc3/gadget.c b/drivers/usb/dwc3/gadget.c index 612825a39f8214..f14c2aa8375982 100644 --- a/drivers/usb/dwc3/gadget.c +++ b/drivers/usb/dwc3/gadget.c @@ -2261,13 +2261,10 @@ static int dwc3_gadget_pullup(struct usb_gadget *g, int is_on) } /* - * Synchronize any pending event handling before executing the controller - * halt routine. + * Synchronize and disable any further event handling while controller + * is being enabled/disabled. */ - if (!is_on) { - dwc3_gadget_disable_irq(dwc); - synchronize_irq(dwc->irq_gadget); - } + disable_irq(dwc->irq_gadget); spin_lock_irqsave(&dwc->lock, flags); @@ -2305,6 +2302,8 @@ static int dwc3_gadget_pullup(struct usb_gadget *g, int is_on) ret = dwc3_gadget_run_stop(dwc, is_on, false); spin_unlock_irqrestore(&dwc->lock, flags); + enable_irq(dwc->irq_gadget); + pm_runtime_put(dwc->dev); return ret; @@ -2754,6 +2753,8 @@ static int dwc3_gadget_init_endpoint(struct dwc3 *dwc, u8 epnum) INIT_LIST_HEAD(&dep->started_list); INIT_LIST_HEAD(&dep->cancelled_list); + dwc3_debugfs_create_endpoint_dir(dep); + return 0; } @@ -2797,6 +2798,7 @@ static void dwc3_gadget_free_endpoints(struct dwc3 *dwc) list_del(&dep->endpoint.ep_list); } + debugfs_remove_recursive(debugfs_lookup(dep->name, dwc->root)); kfree(dep); } } @@ -4046,6 +4048,7 @@ int dwc3_gadget_init(struct dwc3 *dwc) dwc3_gadget_free_endpoints(dwc); err4: usb_put_gadget(dwc->gadget); + dwc->gadget = NULL; err3: dma_free_coherent(dwc->sysdev, DWC3_BOUNCE_SIZE, dwc->bounce, dwc->bounce_addr); @@ -4065,6 +4068,9 @@ int dwc3_gadget_init(struct dwc3 *dwc) void dwc3_gadget_exit(struct dwc3 *dwc) { + if (!dwc->gadget) + return; + usb_del_gadget(dwc->gadget); dwc3_gadget_free_endpoints(dwc); usb_put_gadget(dwc->gadget); diff --git a/drivers/usb/gadget/config.c b/drivers/usb/gadget/config.c index 8bb25773b61e91..05507606b2b42a 100644 --- a/drivers/usb/gadget/config.c +++ b/drivers/usb/gadget/config.c @@ -164,6 +164,14 @@ int usb_assign_descriptors(struct usb_function *f, { struct usb_gadget *g = f->config->cdev->gadget; + /* super-speed-plus descriptor falls back to super-speed one, + * if such a descriptor was provided, thus avoiding a NULL + * pointer dereference if a 5gbps capable gadget is used with + * a 10gbps capable config (device port + cable + host port) + */ + if (!ssp) + ssp = ss; + if (fs) { f->fs_descriptors = usb_copy_descriptors(fs); if (!f->fs_descriptors) diff --git a/drivers/usb/gadget/function/f_ecm.c b/drivers/usb/gadget/function/f_ecm.c index 7f5cf488b2b1ed..ffe2486fce71c9 100644 --- a/drivers/usb/gadget/function/f_ecm.c +++ b/drivers/usb/gadget/function/f_ecm.c @@ -791,7 +791,7 @@ ecm_bind(struct usb_configuration *c, struct usb_function *f) fs_ecm_notify_desc.bEndpointAddress; status = usb_assign_descriptors(f, ecm_fs_function, ecm_hs_function, - ecm_ss_function, NULL); + ecm_ss_function, ecm_ss_function); if (status) goto fail; diff --git a/drivers/usb/gadget/function/f_eem.c b/drivers/usb/gadget/function/f_eem.c index cfcc4e81fb7765..2cd9942707b46a 100644 --- a/drivers/usb/gadget/function/f_eem.c +++ b/drivers/usb/gadget/function/f_eem.c @@ -302,7 +302,7 @@ static int eem_bind(struct usb_configuration *c, struct usb_function *f) eem_ss_out_desc.bEndpointAddress = eem_fs_out_desc.bEndpointAddress; status = usb_assign_descriptors(f, eem_fs_function, eem_hs_function, - eem_ss_function, NULL); + eem_ss_function, eem_ss_function); if (status) goto fail; @@ -495,7 +495,7 @@ static int eem_unwrap(struct gether *port, skb2 = skb_clone(skb, GFP_ATOMIC); if (unlikely(!skb2)) { DBG(cdev, "unable to unframe EEM packet\n"); - continue; + goto next; } skb_trim(skb2, len - ETH_FCS_LEN); @@ -505,7 +505,7 @@ static int eem_unwrap(struct gether *port, GFP_ATOMIC); if (unlikely(!skb3)) { dev_kfree_skb_any(skb2); - continue; + goto next; } dev_kfree_skb_any(skb2); skb_queue_tail(list, skb3); diff --git a/drivers/usb/gadget/function/f_fs.c b/drivers/usb/gadget/function/f_fs.c index bf109191659a53..d4844afeaffc27 100644 --- a/drivers/usb/gadget/function/f_fs.c +++ b/drivers/usb/gadget/function/f_fs.c @@ -3567,6 +3567,9 @@ static void ffs_func_unbind(struct usb_configuration *c, ffs->func = NULL; } + /* Drain any pending AIO completions */ + drain_workqueue(ffs->io_completion_wq); + if (!--opts->refcnt) functionfs_unbind(ffs); diff --git a/drivers/usb/gadget/function/f_hid.c b/drivers/usb/gadget/function/f_hid.c index 1125f4715830de..e556993081170f 100644 --- a/drivers/usb/gadget/function/f_hid.c +++ b/drivers/usb/gadget/function/f_hid.c @@ -802,7 +802,8 @@ static int hidg_bind(struct usb_configuration *c, struct usb_function *f) hidg_fs_out_ep_desc.bEndpointAddress; status = usb_assign_descriptors(f, hidg_fs_descriptors, - hidg_hs_descriptors, hidg_ss_descriptors, NULL); + hidg_hs_descriptors, hidg_ss_descriptors, + hidg_ss_descriptors); if (status) goto fail; diff --git a/drivers/usb/gadget/function/f_loopback.c b/drivers/usb/gadget/function/f_loopback.c index b56ad7c3838b86..ae41f556eb752b 100644 --- a/drivers/usb/gadget/function/f_loopback.c +++ b/drivers/usb/gadget/function/f_loopback.c @@ -207,7 +207,7 @@ static int loopback_bind(struct usb_configuration *c, struct usb_function *f) ss_loop_sink_desc.bEndpointAddress = fs_loop_sink_desc.bEndpointAddress; ret = usb_assign_descriptors(f, fs_loopback_descs, hs_loopback_descs, - ss_loopback_descs, NULL); + ss_loopback_descs, ss_loopback_descs); if (ret) return ret; diff --git a/drivers/usb/gadget/function/f_ncm.c b/drivers/usb/gadget/function/f_ncm.c index 019bea8e09ccea..855127249f2424 100644 --- a/drivers/usb/gadget/function/f_ncm.c +++ b/drivers/usb/gadget/function/f_ncm.c @@ -583,7 +583,7 @@ static void ncm_do_notify(struct f_ncm *ncm) data[0] = cpu_to_le32(ncm_bitrate(cdev->gadget)); data[1] = data[0]; - DBG(cdev, "notify speed %d\n", ncm_bitrate(cdev->gadget)); + DBG(cdev, "notify speed %u\n", ncm_bitrate(cdev->gadget)); ncm->notify_state = NCM_NOTIFY_CONNECT; break; } @@ -1101,11 +1101,11 @@ static struct sk_buff *ncm_wrap_ntb(struct gether *port, ncm->ndp_dgram_count = 1; /* Note: we skip opts->next_ndp_index */ - } - /* Delay the timer. */ - hrtimer_start(&ncm->task_timer, TX_TIMEOUT_NSECS, - HRTIMER_MODE_REL_SOFT); + /* Start the timer. */ + hrtimer_start(&ncm->task_timer, TX_TIMEOUT_NSECS, + HRTIMER_MODE_REL_SOFT); + } /* Add the datagram position entries */ ntb_ndp = skb_put_zero(ncm->skb_tx_ndp, dgram_idx_len); diff --git a/drivers/usb/gadget/function/f_printer.c b/drivers/usb/gadget/function/f_printer.c index f47fdc1fa7f138..59d382fe1bbfc6 100644 --- a/drivers/usb/gadget/function/f_printer.c +++ b/drivers/usb/gadget/function/f_printer.c @@ -1101,7 +1101,8 @@ static int printer_func_bind(struct usb_configuration *c, ss_ep_out_desc.bEndpointAddress = fs_ep_out_desc.bEndpointAddress; ret = usb_assign_descriptors(f, fs_printer_function, - hs_printer_function, ss_printer_function, NULL); + hs_printer_function, ss_printer_function, + ss_printer_function); if (ret) return ret; diff --git a/drivers/usb/gadget/function/f_rndis.c b/drivers/usb/gadget/function/f_rndis.c index 0739b05a0ef7b3..ee95e8f5f9d489 100644 --- a/drivers/usb/gadget/function/f_rndis.c +++ b/drivers/usb/gadget/function/f_rndis.c @@ -789,7 +789,7 @@ rndis_bind(struct usb_configuration *c, struct usb_function *f) ss_notify_desc.bEndpointAddress = fs_notify_desc.bEndpointAddress; status = usb_assign_descriptors(f, eth_fs_function, eth_hs_function, - eth_ss_function, NULL); + eth_ss_function, eth_ss_function); if (status) goto fail; diff --git a/drivers/usb/gadget/function/f_serial.c b/drivers/usb/gadget/function/f_serial.c index e6271384635045..1ed8ff0ac2d310 100644 --- a/drivers/usb/gadget/function/f_serial.c +++ b/drivers/usb/gadget/function/f_serial.c @@ -233,7 +233,7 @@ static int gser_bind(struct usb_configuration *c, struct usb_function *f) gser_ss_out_desc.bEndpointAddress = gser_fs_out_desc.bEndpointAddress; status = usb_assign_descriptors(f, gser_fs_function, gser_hs_function, - gser_ss_function, NULL); + gser_ss_function, gser_ss_function); if (status) goto fail; dev_dbg(&cdev->gadget->dev, "generic ttyGS%d: %s speed IN/%s OUT/%s\n", diff --git a/drivers/usb/gadget/function/f_sourcesink.c b/drivers/usb/gadget/function/f_sourcesink.c index 5a201ba7b155bb..1abf08e5164af9 100644 --- a/drivers/usb/gadget/function/f_sourcesink.c +++ b/drivers/usb/gadget/function/f_sourcesink.c @@ -431,7 +431,8 @@ sourcesink_bind(struct usb_configuration *c, struct usb_function *f) ss_iso_sink_desc.bEndpointAddress = fs_iso_sink_desc.bEndpointAddress; ret = usb_assign_descriptors(f, fs_source_sink_descs, - hs_source_sink_descs, ss_source_sink_descs, NULL); + hs_source_sink_descs, ss_source_sink_descs, + ss_source_sink_descs); if (ret) return ret; diff --git a/drivers/usb/gadget/function/f_subset.c b/drivers/usb/gadget/function/f_subset.c index 4d945254905d91..51c1cae162d9b0 100644 --- a/drivers/usb/gadget/function/f_subset.c +++ b/drivers/usb/gadget/function/f_subset.c @@ -358,7 +358,7 @@ geth_bind(struct usb_configuration *c, struct usb_function *f) fs_subset_out_desc.bEndpointAddress; status = usb_assign_descriptors(f, fs_eth_function, hs_eth_function, - ss_eth_function, NULL); + ss_eth_function, ss_eth_function); if (status) goto fail; diff --git a/drivers/usb/gadget/function/f_tcm.c b/drivers/usb/gadget/function/f_tcm.c index 7acb507946e679..de161ee0b1f9b5 100644 --- a/drivers/usb/gadget/function/f_tcm.c +++ b/drivers/usb/gadget/function/f_tcm.c @@ -2057,7 +2057,8 @@ static int tcm_bind(struct usb_configuration *c, struct usb_function *f) uasp_fs_cmd_desc.bEndpointAddress = uasp_ss_cmd_desc.bEndpointAddress; ret = usb_assign_descriptors(f, uasp_fs_function_desc, - uasp_hs_function_desc, uasp_ss_function_desc, NULL); + uasp_hs_function_desc, uasp_ss_function_desc, + uasp_ss_function_desc); if (ret) goto ep_fail; diff --git a/drivers/usb/host/xhci-pci.c b/drivers/usb/host/xhci-pci.c index 7bc18cf8042cc3..18c2bbddf080b9 100644 --- a/drivers/usb/host/xhci-pci.c +++ b/drivers/usb/host/xhci-pci.c @@ -59,6 +59,7 @@ #define PCI_DEVICE_ID_INTEL_MAPLE_RIDGE_XHCI 0x1138 #define PCI_DEVICE_ID_INTEL_ALDER_LAKE_XHCI 0x461e +#define PCI_DEVICE_ID_AMD_RENOIR_XHCI 0x1639 #define PCI_DEVICE_ID_AMD_PROMONTORYA_4 0x43b9 #define PCI_DEVICE_ID_AMD_PROMONTORYA_3 0x43ba #define PCI_DEVICE_ID_AMD_PROMONTORYA_2 0x43bb @@ -182,6 +183,10 @@ static void xhci_pci_quirks(struct device *dev, struct xhci_hcd *xhci) (pdev->device == PCI_DEVICE_ID_AMD_PROMONTORYA_1))) xhci->quirks |= XHCI_U2_DISABLE_WAKE; + if (pdev->vendor == PCI_VENDOR_ID_AMD && + pdev->device == PCI_DEVICE_ID_AMD_RENOIR_XHCI) + xhci->quirks |= XHCI_BROKEN_D3COLD; + if (pdev->vendor == PCI_VENDOR_ID_INTEL) { xhci->quirks |= XHCI_LPM_SUPPORT; xhci->quirks |= XHCI_INTEL_HOST; @@ -539,7 +544,7 @@ static int xhci_pci_suspend(struct usb_hcd *hcd, bool do_wakeup) * Systems with the TI redriver that loses port status change events * need to have the registers polled during D3, so avoid D3cold. */ - if (xhci->quirks & XHCI_COMP_MODE_QUIRK) + if (xhci->quirks & (XHCI_COMP_MODE_QUIRK | XHCI_BROKEN_D3COLD)) pci_d3cold_disable(pdev); if (xhci->quirks & XHCI_PME_STUCK_QUIRK) diff --git a/drivers/usb/host/xhci.h b/drivers/usb/host/xhci.h index 2595a8f057c43e..e417f5ce13d181 100644 --- a/drivers/usb/host/xhci.h +++ b/drivers/usb/host/xhci.h @@ -1892,6 +1892,7 @@ struct xhci_hcd { #define XHCI_DISABLE_SPARSE BIT_ULL(38) #define XHCI_SG_TRB_CACHE_SIZE_QUIRK BIT_ULL(39) #define XHCI_NO_SOFT_RETRY BIT_ULL(40) +#define XHCI_BROKEN_D3COLD BIT_ULL(41) unsigned int num_active_eps; unsigned int limit_active_eps; diff --git a/drivers/usb/misc/brcmstb-usb-pinmap.c b/drivers/usb/misc/brcmstb-usb-pinmap.c index b3cfe8666ea7db..336653091e3b36 100644 --- a/drivers/usb/misc/brcmstb-usb-pinmap.c +++ b/drivers/usb/misc/brcmstb-usb-pinmap.c @@ -263,6 +263,8 @@ static int __init brcmstb_usb_pinmap_probe(struct platform_device *pdev) return -EINVAL; r = platform_get_resource(pdev, IORESOURCE_MEM, 0); + if (!r) + return -EINVAL; pdata = devm_kzalloc(&pdev->dev, sizeof(*pdata) + diff --git a/drivers/usb/musb/musb_core.c b/drivers/usb/musb/musb_core.c index 8f09a387b77385..4c8f0112481f37 100644 --- a/drivers/usb/musb/musb_core.c +++ b/drivers/usb/musb/musb_core.c @@ -2009,9 +2009,8 @@ static void musb_pm_runtime_check_session(struct musb *musb) schedule_delayed_work(&musb->irq_work, msecs_to_jiffies(1000)); musb->quirk_retries--; - break; } - fallthrough; + break; case MUSB_QUIRK_B_INVALID_VBUS_91: if (musb->quirk_retries && !musb->flush_irq_work) { musb_dbg(musb, diff --git a/drivers/usb/serial/cp210x.c b/drivers/usb/serial/cp210x.c index ee595d1bea0a9f..fcb812bc832cc4 100644 --- a/drivers/usb/serial/cp210x.c +++ b/drivers/usb/serial/cp210x.c @@ -252,9 +252,11 @@ struct cp210x_serial_private { u8 gpio_input; #endif u8 partnum; + u32 fw_version; speed_t min_speed; speed_t max_speed; bool use_actual_rate; + bool no_flow_control; }; enum cp210x_event_state { @@ -398,6 +400,7 @@ struct cp210x_special_chars { /* CP210X_VENDOR_SPECIFIC values */ #define CP210X_READ_2NCONFIG 0x000E +#define CP210X_GET_FW_VER_2N 0x0010 #define CP210X_READ_LATCH 0x00C2 #define CP210X_GET_PARTNUM 0x370B #define CP210X_GET_PORTCONFIG 0x370C @@ -537,6 +540,12 @@ struct cp210x_single_port_config { #define CP210X_2NCONFIG_GPIO_RSTLATCH_IDX 587 #define CP210X_2NCONFIG_GPIO_CONTROL_IDX 600 +/* CP2102N QFN20 port configuration values */ +#define CP2102N_QFN20_GPIO2_TXLED_MODE BIT(2) +#define CP2102N_QFN20_GPIO3_RXLED_MODE BIT(3) +#define CP2102N_QFN20_GPIO1_RS485_MODE BIT(4) +#define CP2102N_QFN20_GPIO0_CLK_MODE BIT(6) + /* CP210X_VENDOR_SPECIFIC, CP210X_WRITE_LATCH call writes these 0x2 bytes. */ struct cp210x_gpio_write { u8 mask; @@ -1122,6 +1131,7 @@ static bool cp210x_termios_change(const struct ktermios *a, const struct ktermio static void cp210x_set_flow_control(struct tty_struct *tty, struct usb_serial_port *port, struct ktermios *old_termios) { + struct cp210x_serial_private *priv = usb_get_serial_data(port->serial); struct cp210x_port_private *port_priv = usb_get_serial_port_data(port); struct cp210x_special_chars chars; struct cp210x_flow_ctl flow_ctl; @@ -1129,6 +1139,15 @@ static void cp210x_set_flow_control(struct tty_struct *tty, u32 ctl_hs; int ret; + /* + * Some CP2102N interpret ulXonLimit as ulFlowReplace (erratum + * CP2102N_E104). Report back that flow control is not supported. + */ + if (priv->no_flow_control) { + tty->termios.c_cflag &= ~CRTSCTS; + tty->termios.c_iflag &= ~(IXON | IXOFF); + } + if (old_termios && C_CRTSCTS(tty) == (old_termios->c_cflag & CRTSCTS) && I_IXON(tty) == (old_termios->c_iflag & IXON) && @@ -1185,19 +1204,20 @@ static void cp210x_set_flow_control(struct tty_struct *tty, port_priv->crtscts = false; } - if (I_IXOFF(tty)) + if (I_IXOFF(tty)) { flow_repl |= CP210X_SERIAL_AUTO_RECEIVE; - else + + flow_ctl.ulXonLimit = cpu_to_le32(128); + flow_ctl.ulXoffLimit = cpu_to_le32(128); + } else { flow_repl &= ~CP210X_SERIAL_AUTO_RECEIVE; + } if (I_IXON(tty)) flow_repl |= CP210X_SERIAL_AUTO_TRANSMIT; else flow_repl &= ~CP210X_SERIAL_AUTO_TRANSMIT; - flow_ctl.ulXonLimit = cpu_to_le32(128); - flow_ctl.ulXoffLimit = cpu_to_le32(128); - dev_dbg(&port->dev, "%s - ctrl = 0x%02x, flow = 0x%02x\n", __func__, ctl_hs, flow_repl); @@ -1733,7 +1753,19 @@ static int cp2102n_gpioconf_init(struct usb_serial *serial) priv->gpio_pushpull = (gpio_pushpull >> 3) & 0x0f; /* 0 indicates GPIO mode, 1 is alternate function */ - priv->gpio_altfunc = (gpio_ctrl >> 2) & 0x0f; + if (priv->partnum == CP210X_PARTNUM_CP2102N_QFN20) { + /* QFN20 is special... */ + if (gpio_ctrl & CP2102N_QFN20_GPIO0_CLK_MODE) /* GPIO 0 */ + priv->gpio_altfunc |= BIT(0); + if (gpio_ctrl & CP2102N_QFN20_GPIO1_RS485_MODE) /* GPIO 1 */ + priv->gpio_altfunc |= BIT(1); + if (gpio_ctrl & CP2102N_QFN20_GPIO2_TXLED_MODE) /* GPIO 2 */ + priv->gpio_altfunc |= BIT(2); + if (gpio_ctrl & CP2102N_QFN20_GPIO3_RXLED_MODE) /* GPIO 3 */ + priv->gpio_altfunc |= BIT(3); + } else { + priv->gpio_altfunc = (gpio_ctrl >> 2) & 0x0f; + } if (priv->partnum == CP210X_PARTNUM_CP2102N_QFN28) { /* @@ -1908,6 +1940,45 @@ static void cp210x_init_max_speed(struct usb_serial *serial) priv->use_actual_rate = use_actual_rate; } +static int cp210x_get_fw_version(struct usb_serial *serial, u16 value) +{ + struct cp210x_serial_private *priv = usb_get_serial_data(serial); + u8 ver[3]; + int ret; + + ret = cp210x_read_vendor_block(serial, REQTYPE_DEVICE_TO_HOST, value, + ver, sizeof(ver)); + if (ret) + return ret; + + dev_dbg(&serial->interface->dev, "%s - %d.%d.%d\n", __func__, + ver[0], ver[1], ver[2]); + + priv->fw_version = ver[0] << 16 | ver[1] << 8 | ver[2]; + + return 0; +} + +static void cp210x_determine_quirks(struct usb_serial *serial) +{ + struct cp210x_serial_private *priv = usb_get_serial_data(serial); + int ret; + + switch (priv->partnum) { + case CP210X_PARTNUM_CP2102N_QFN28: + case CP210X_PARTNUM_CP2102N_QFN24: + case CP210X_PARTNUM_CP2102N_QFN20: + ret = cp210x_get_fw_version(serial, CP210X_GET_FW_VER_2N); + if (ret) + break; + if (priv->fw_version <= 0x10004) + priv->no_flow_control = true; + break; + default: + break; + } +} + static int cp210x_attach(struct usb_serial *serial) { int result; @@ -1928,6 +1999,7 @@ static int cp210x_attach(struct usb_serial *serial) usb_set_serial_data(serial, priv); + cp210x_determine_quirks(serial); cp210x_init_max_speed(serial); result = cp210x_gpio_init(serial); diff --git a/drivers/usb/serial/ftdi_sio.c b/drivers/usb/serial/ftdi_sio.c index 369ef140df78aa..4a1f3a95d01779 100644 --- a/drivers/usb/serial/ftdi_sio.c +++ b/drivers/usb/serial/ftdi_sio.c @@ -611,6 +611,7 @@ static const struct usb_device_id id_table_combined[] = { .driver_info = (kernel_ulong_t)&ftdi_jtag_quirk }, { USB_DEVICE(FTDI_VID, FTDI_NT_ORIONLX_PLUS_PID) }, { USB_DEVICE(FTDI_VID, FTDI_NT_ORION_IO_PID) }, + { USB_DEVICE(FTDI_VID, FTDI_NT_ORIONMX_PID) }, { USB_DEVICE(FTDI_VID, FTDI_SYNAPSE_SS200_PID) }, { USB_DEVICE(FTDI_VID, FTDI_CUSTOMWARE_MINIPLEX_PID) }, { USB_DEVICE(FTDI_VID, FTDI_CUSTOMWARE_MINIPLEX2_PID) }, diff --git a/drivers/usb/serial/ftdi_sio_ids.h b/drivers/usb/serial/ftdi_sio_ids.h index d854e04a4286e2..add602bebd8201 100644 --- a/drivers/usb/serial/ftdi_sio_ids.h +++ b/drivers/usb/serial/ftdi_sio_ids.h @@ -581,6 +581,7 @@ #define FTDI_NT_ORIONLXM_PID 0x7c90 /* OrionLXm Substation Automation Platform */ #define FTDI_NT_ORIONLX_PLUS_PID 0x7c91 /* OrionLX+ Substation Automation Platform */ #define FTDI_NT_ORION_IO_PID 0x7c92 /* Orion I/O */ +#define FTDI_NT_ORIONMX_PID 0x7c93 /* OrionMX */ /* * Synapse Wireless product ids (FTDI_VID) diff --git a/drivers/usb/serial/omninet.c b/drivers/usb/serial/omninet.c index 83c62f920c5019..41f1b872d277b4 100644 --- a/drivers/usb/serial/omninet.c +++ b/drivers/usb/serial/omninet.c @@ -1,6 +1,6 @@ // SPDX-License-Identifier: GPL-2.0 /* - * USB ZyXEL omni.net LCD PLUS driver + * USB ZyXEL omni.net driver * * Copyright (C) 2013,2017 Johan Hovold * @@ -22,10 +22,11 @@ #include #define DRIVER_AUTHOR "Alessandro Zummo" -#define DRIVER_DESC "USB ZyXEL omni.net LCD PLUS Driver" +#define DRIVER_DESC "USB ZyXEL omni.net Driver" #define ZYXEL_VENDOR_ID 0x0586 #define ZYXEL_OMNINET_ID 0x1000 +#define ZYXEL_OMNI_56K_PLUS_ID 0x1500 /* This one seems to be a re-branded ZyXEL device */ #define BT_IGNITIONPRO_ID 0x2000 @@ -40,6 +41,7 @@ static void omninet_port_remove(struct usb_serial_port *port); static const struct usb_device_id id_table[] = { { USB_DEVICE(ZYXEL_VENDOR_ID, ZYXEL_OMNINET_ID) }, + { USB_DEVICE(ZYXEL_VENDOR_ID, ZYXEL_OMNI_56K_PLUS_ID) }, { USB_DEVICE(ZYXEL_VENDOR_ID, BT_IGNITIONPRO_ID) }, { } /* Terminating entry */ }; @@ -50,7 +52,7 @@ static struct usb_serial_driver zyxel_omninet_device = { .owner = THIS_MODULE, .name = "omninet", }, - .description = "ZyXEL - omni.net lcd plus usb", + .description = "ZyXEL - omni.net usb", .id_table = id_table, .num_bulk_out = 2, .calc_num_ports = omninet_calc_num_ports, diff --git a/drivers/usb/serial/quatech2.c b/drivers/usb/serial/quatech2.c index 5f2e7f668e6879..067690dac24cab 100644 --- a/drivers/usb/serial/quatech2.c +++ b/drivers/usb/serial/quatech2.c @@ -416,7 +416,7 @@ static void qt2_close(struct usb_serial_port *port) /* flush the port transmit buffer */ i = usb_control_msg(serial->dev, - usb_rcvctrlpipe(serial->dev, 0), + usb_sndctrlpipe(serial->dev, 0), QT2_FLUSH_DEVICE, 0x40, 1, port_priv->device_port, NULL, 0, QT2_USB_TIMEOUT); @@ -426,7 +426,7 @@ static void qt2_close(struct usb_serial_port *port) /* flush the port receive buffer */ i = usb_control_msg(serial->dev, - usb_rcvctrlpipe(serial->dev, 0), + usb_sndctrlpipe(serial->dev, 0), QT2_FLUSH_DEVICE, 0x40, 0, port_priv->device_port, NULL, 0, QT2_USB_TIMEOUT); @@ -639,7 +639,7 @@ static int qt2_attach(struct usb_serial *serial) int status; /* power on unit */ - status = usb_control_msg(serial->dev, usb_rcvctrlpipe(serial->dev, 0), + status = usb_control_msg(serial->dev, usb_sndctrlpipe(serial->dev, 0), 0xc2, 0x40, 0x8000, 0, NULL, 0, QT2_USB_TIMEOUT); if (status < 0) { diff --git a/drivers/usb/typec/mux.c b/drivers/usb/typec/mux.c index 8514bec7e1b892..77dabd306ba8d8 100644 --- a/drivers/usb/typec/mux.c +++ b/drivers/usb/typec/mux.c @@ -239,7 +239,7 @@ static void *typec_mux_match(struct fwnode_handle *fwnode, const char *id, dev = class_find_device(&typec_mux_class, NULL, fwnode, mux_fwnode_match); - return dev ? to_typec_switch(dev) : ERR_PTR(-EPROBE_DEFER); + return dev ? to_typec_mux(dev) : ERR_PTR(-EPROBE_DEFER); } /** diff --git a/drivers/usb/typec/mux/intel_pmc_mux.c b/drivers/usb/typec/mux/intel_pmc_mux.c index 46a25b8db72e56..ffa8aa12d5f116 100644 --- a/drivers/usb/typec/mux/intel_pmc_mux.c +++ b/drivers/usb/typec/mux/intel_pmc_mux.c @@ -582,10 +582,15 @@ static int pmc_usb_probe_iom(struct pmc_usb *pmc) acpi_dev_free_resource_list(&resource_list); if (!pmc->iom_base) { - put_device(&adev->dev); + acpi_dev_put(adev); return -ENOMEM; } + if (IS_ERR(pmc->iom_base)) { + acpi_dev_put(adev); + return PTR_ERR(pmc->iom_base); + } + pmc->iom_adev = adev; return 0; @@ -636,8 +641,10 @@ static int pmc_usb_probe(struct platform_device *pdev) break; ret = pmc_usb_register_port(pmc, i, fwnode); - if (ret) + if (ret) { + fwnode_handle_put(fwnode); goto err_remove_ports; + } } platform_set_drvdata(pdev, pmc); @@ -651,7 +658,7 @@ static int pmc_usb_probe(struct platform_device *pdev) usb_role_switch_unregister(pmc->port[i].usb_sw); } - put_device(&pmc->iom_adev->dev); + acpi_dev_put(pmc->iom_adev); return ret; } @@ -667,7 +674,7 @@ static int pmc_usb_remove(struct platform_device *pdev) usb_role_switch_unregister(pmc->port[i].usb_sw); } - put_device(&pmc->iom_adev->dev); + acpi_dev_put(pmc->iom_adev); return 0; } diff --git a/drivers/usb/typec/tcpm/tcpm.c b/drivers/usb/typec/tcpm/tcpm.c index 9ce8c9af4da580..63470cf7f4cd97 100644 --- a/drivers/usb/typec/tcpm/tcpm.c +++ b/drivers/usb/typec/tcpm/tcpm.c @@ -401,6 +401,8 @@ struct tcpm_port { unsigned int nr_src_pdo; u32 snk_pdo[PDO_MAX_OBJECTS]; unsigned int nr_snk_pdo; + u32 snk_vdo_v1[VDO_MAX_OBJECTS]; + unsigned int nr_snk_vdo_v1; u32 snk_vdo[VDO_MAX_OBJECTS]; unsigned int nr_snk_vdo; @@ -1547,42 +1549,45 @@ static int tcpm_pd_svdm(struct tcpm_port *port, struct typec_altmode *adev, if (PD_VDO_VID(p[0]) != USB_SID_PD) break; - if (PD_VDO_SVDM_VER(p[0]) < svdm_version) + if (PD_VDO_SVDM_VER(p[0]) < svdm_version) { typec_partner_set_svdm_version(port->partner, PD_VDO_SVDM_VER(p[0])); + svdm_version = PD_VDO_SVDM_VER(p[0]); + } - tcpm_ams_start(port, DISCOVER_IDENTITY); - /* 6.4.4.3.1: Only respond as UFP (device) */ - if (port->data_role == TYPEC_DEVICE && + port->ams = DISCOVER_IDENTITY; + /* + * PD2.0 Spec 6.10.3: respond with NAK as DFP (data host) + * PD3.1 Spec 6.4.4.2.5.1: respond with NAK if "invalid field" or + * "wrong configuation" or "Unrecognized" + */ + if ((port->data_role == TYPEC_DEVICE || svdm_version >= SVDM_VER_2_0) && port->nr_snk_vdo) { - /* - * Product Type DFP and Connector Type are not defined in SVDM - * version 1.0 and shall be set to zero. - */ - if (typec_get_negotiated_svdm_version(typec) < SVDM_VER_2_0) - response[1] = port->snk_vdo[0] & ~IDH_DFP_MASK - & ~IDH_CONN_MASK; - else - response[1] = port->snk_vdo[0]; - for (i = 1; i < port->nr_snk_vdo; i++) - response[i + 1] = port->snk_vdo[i]; - rlen = port->nr_snk_vdo + 1; + if (svdm_version < SVDM_VER_2_0) { + for (i = 0; i < port->nr_snk_vdo_v1; i++) + response[i + 1] = port->snk_vdo_v1[i]; + rlen = port->nr_snk_vdo_v1 + 1; + + } else { + for (i = 0; i < port->nr_snk_vdo; i++) + response[i + 1] = port->snk_vdo[i]; + rlen = port->nr_snk_vdo + 1; + } } break; case CMD_DISCOVER_SVID: - tcpm_ams_start(port, DISCOVER_SVIDS); + port->ams = DISCOVER_SVIDS; break; case CMD_DISCOVER_MODES: - tcpm_ams_start(port, DISCOVER_MODES); + port->ams = DISCOVER_MODES; break; case CMD_ENTER_MODE: - tcpm_ams_start(port, DFP_TO_UFP_ENTER_MODE); + port->ams = DFP_TO_UFP_ENTER_MODE; break; case CMD_EXIT_MODE: - tcpm_ams_start(port, DFP_TO_UFP_EXIT_MODE); + port->ams = DFP_TO_UFP_EXIT_MODE; break; case CMD_ATTENTION: - tcpm_ams_start(port, ATTENTION); /* Attention command does not have response */ *adev_action = ADEV_ATTENTION; return 0; @@ -1937,6 +1942,9 @@ static void vdm_run_state_machine(struct tcpm_port *port) tcpm_log(port, "VDM Tx error, retry"); port->vdm_retries++; port->vdm_state = VDM_STATE_READY; + if (PD_VDO_SVDM(vdo_hdr) && PD_VDO_CMDT(vdo_hdr) == CMDT_INIT) + tcpm_ams_finish(port); + } else { tcpm_ams_finish(port); } break; @@ -2183,20 +2191,25 @@ static void tcpm_handle_alert(struct tcpm_port *port, const __le32 *payload, if (!type) { tcpm_log(port, "Alert message received with no type"); + tcpm_queue_message(port, PD_MSG_CTRL_NOT_SUPP); return; } /* Just handling non-battery alerts for now */ if (!(type & USB_PD_ADO_TYPE_BATT_STATUS_CHANGE)) { - switch (port->state) { - case SRC_READY: - case SNK_READY: + if (port->pwr_role == TYPEC_SOURCE) { + port->upcoming_state = GET_STATUS_SEND; + tcpm_ams_start(port, GETTING_SOURCE_SINK_STATUS); + } else { + /* + * Do not check SinkTxOk here in case the Source doesn't set its Rp to + * SinkTxOk in time. + */ + port->ams = GETTING_SOURCE_SINK_STATUS; tcpm_set_state(port, GET_STATUS_SEND, 0); - break; - default: - tcpm_queue_message(port, PD_MSG_CTRL_WAIT); - break; } + } else { + tcpm_queue_message(port, PD_MSG_CTRL_NOT_SUPP); } } @@ -2440,7 +2453,12 @@ static void tcpm_pd_data_request(struct tcpm_port *port, tcpm_pd_handle_state(port, BIST_RX, BIST, 0); break; case PD_DATA_ALERT: - tcpm_handle_alert(port, msg->payload, cnt); + if (port->state != SRC_READY && port->state != SNK_READY) + tcpm_pd_handle_state(port, port->pwr_role == TYPEC_SOURCE ? + SRC_SOFT_RESET_WAIT_SNK_TX : SNK_SOFT_RESET, + NONE_AMS, 0); + else + tcpm_handle_alert(port, msg->payload, cnt); break; case PD_DATA_BATT_STATUS: case PD_DATA_GET_COUNTRY_INFO: @@ -2764,24 +2782,16 @@ static void tcpm_pd_ext_msg_request(struct tcpm_port *port, switch (type) { case PD_EXT_STATUS: - /* - * If PPS related events raised then get PPS status to clear - * (see USB PD 3.0 Spec, 6.5.2.4) - */ - if (msg->ext_msg.data[USB_PD_EXT_SDB_EVENT_FLAGS] & - USB_PD_EXT_SDB_PPS_EVENTS) - tcpm_pd_handle_state(port, GET_PPS_STATUS_SEND, - GETTING_SOURCE_SINK_STATUS, 0); - - else - tcpm_pd_handle_state(port, ready_state(port), NONE_AMS, 0); - break; case PD_EXT_PPS_STATUS: - /* - * For now the PPS status message is used to clear events - * and nothing more. - */ - tcpm_pd_handle_state(port, ready_state(port), NONE_AMS, 0); + if (port->ams == GETTING_SOURCE_SINK_STATUS) { + tcpm_ams_finish(port); + tcpm_set_state(port, ready_state(port), 0); + } else { + /* unexpected Status or PPS_Status Message */ + tcpm_pd_handle_state(port, port->pwr_role == TYPEC_SOURCE ? + SRC_SOFT_RESET_WAIT_SNK_TX : SNK_SOFT_RESET, + NONE_AMS, 0); + } break; case PD_EXT_SOURCE_CAP_EXT: case PD_EXT_GET_BATT_CAP: @@ -5947,6 +5957,22 @@ static int tcpm_fw_get_caps(struct tcpm_port *port, return ret; } + /* If sink-vdos is found, sink-vdos-v1 is expected for backward compatibility. */ + if (port->nr_snk_vdo) { + ret = fwnode_property_count_u32(fwnode, "sink-vdos-v1"); + if (ret < 0) + return ret; + else if (ret == 0) + return -ENODATA; + + port->nr_snk_vdo_v1 = min(ret, VDO_MAX_OBJECTS); + ret = fwnode_property_read_u32_array(fwnode, "sink-vdos-v1", + port->snk_vdo_v1, + port->nr_snk_vdo_v1); + if (ret < 0) + return ret; + } + return 0; } @@ -6312,6 +6338,11 @@ void tcpm_unregister_port(struct tcpm_port *port) { int i; + hrtimer_cancel(&port->send_discover_timer); + hrtimer_cancel(&port->enable_frs_timer); + hrtimer_cancel(&port->vdm_state_machine_timer); + hrtimer_cancel(&port->state_machine_timer); + tcpm_reset_port(port); for (i = 0; i < ARRAY_SIZE(port->port_altmode); i++) typec_unregister_altmode(port->port_altmode[i]); diff --git a/drivers/usb/typec/tcpm/wcove.c b/drivers/usb/typec/tcpm/wcove.c index 79ae63950050c8..5d125339687a34 100644 --- a/drivers/usb/typec/tcpm/wcove.c +++ b/drivers/usb/typec/tcpm/wcove.c @@ -378,7 +378,7 @@ static int wcove_pd_transmit(struct tcpc_dev *tcpc, const u8 *data = (void *)msg; int i; - for (i = 0; i < pd_header_cnt(msg->header) * 4 + 2; i++) { + for (i = 0; i < pd_header_cnt_le(msg->header) * 4 + 2; i++) { ret = regmap_write(wcove->regmap, USBC_TX_DATA + i, data[i]); if (ret) diff --git a/drivers/usb/typec/ucsi/ucsi.c b/drivers/usb/typec/ucsi/ucsi.c index b433169ef6fa4c..b7d104c80d8570 100644 --- a/drivers/usb/typec/ucsi/ucsi.c +++ b/drivers/usb/typec/ucsi/ucsi.c @@ -1253,6 +1253,7 @@ static int ucsi_init(struct ucsi *ucsi) } err_reset: + memset(&ucsi->cap, 0, sizeof(ucsi->cap)); ucsi_reset_ppm(ucsi); err: return ret; diff --git a/drivers/xen/events/events_base.c b/drivers/xen/events/events_base.c index 7bbfd58958bcc5..d7e361fb05482d 100644 --- a/drivers/xen/events/events_base.c +++ b/drivers/xen/events/events_base.c @@ -642,6 +642,9 @@ static void xen_irq_lateeoi_locked(struct irq_info *info, bool spurious) } info->eoi_time = 0; + + /* is_active hasn't been reset yet, do it now. */ + smp_store_release(&info->is_active, 0); do_unmask(info, EVT_MASK_REASON_EOI_PENDING); } @@ -811,6 +814,7 @@ static void xen_evtchn_close(evtchn_port_t port) BUG(); } +/* Not called for lateeoi events. */ static void event_handler_exit(struct irq_info *info) { smp_store_release(&info->is_active, 0); @@ -1883,7 +1887,12 @@ static void lateeoi_ack_dynirq(struct irq_data *data) if (VALID_EVTCHN(evtchn)) { do_mask(info, EVT_MASK_REASON_EOI_PENDING); - event_handler_exit(info); + /* + * Don't call event_handler_exit(). + * Need to keep is_active non-zero in order to ignore re-raised + * events after cpu affinity changes while a lateeoi is pending. + */ + clear_evtchn(evtchn); } } diff --git a/fs/afs/main.c b/fs/afs/main.c index b2975256dadbdf..179004b15566d3 100644 --- a/fs/afs/main.c +++ b/fs/afs/main.c @@ -203,8 +203,8 @@ static int __init afs_init(void) goto error_fs; afs_proc_symlink = proc_symlink("fs/afs", NULL, "../self/net/afs"); - if (IS_ERR(afs_proc_symlink)) { - ret = PTR_ERR(afs_proc_symlink); + if (!afs_proc_symlink) { + ret = -ENOMEM; goto error_proc; } diff --git a/fs/afs/write.c b/fs/afs/write.c index 3edb6204b93704..3104b62c208263 100644 --- a/fs/afs/write.c +++ b/fs/afs/write.c @@ -118,6 +118,15 @@ int afs_write_end(struct file *file, struct address_space *mapping, _enter("{%llx:%llu},{%lx}", vnode->fid.vid, vnode->fid.vnode, page->index); + if (!PageUptodate(page)) { + if (copied < len) { + copied = 0; + goto out; + } + + SetPageUptodate(page); + } + if (copied == 0) goto out; @@ -132,8 +141,6 @@ int afs_write_end(struct file *file, struct address_space *mapping, write_sequnlock(&vnode->cb_lock); } - ASSERT(PageUptodate(page)); - if (PagePrivate(page)) { priv = page_private(page); f = afs_page_dirty_from(page, priv); @@ -730,7 +737,7 @@ static int afs_writepages_region(struct address_space *mapping, return ret; } - start += ret * PAGE_SIZE; + start += ret; cond_resched(); } while (wbc->nr_to_write > 0); @@ -837,6 +844,7 @@ vm_fault_t afs_page_mkwrite(struct vm_fault *vmf) struct inode *inode = file_inode(file); struct afs_vnode *vnode = AFS_FS_I(inode); unsigned long priv; + vm_fault_t ret = VM_FAULT_RETRY; _enter("{{%llx:%llu}},{%lx}", vnode->fid.vid, vnode->fid.vnode, page->index); @@ -848,14 +856,14 @@ vm_fault_t afs_page_mkwrite(struct vm_fault *vmf) #ifdef CONFIG_AFS_FSCACHE if (PageFsCache(page) && wait_on_page_fscache_killable(page) < 0) - return VM_FAULT_RETRY; + goto out; #endif if (wait_on_page_writeback_killable(page)) - return VM_FAULT_RETRY; + goto out; if (lock_page_killable(page) < 0) - return VM_FAULT_RETRY; + goto out; /* We mustn't change page->private until writeback is complete as that * details the portion of the page we need to write back and we might @@ -863,7 +871,7 @@ vm_fault_t afs_page_mkwrite(struct vm_fault *vmf) */ if (wait_on_page_writeback_killable(page) < 0) { unlock_page(page); - return VM_FAULT_RETRY; + goto out; } priv = afs_page_dirty(page, 0, thp_size(page)); @@ -877,8 +885,10 @@ vm_fault_t afs_page_mkwrite(struct vm_fault *vmf) } file_update_time(file); + ret = VM_FAULT_LOCKED; +out: sb_end_pagefault(inode->i_sb); - return VM_FAULT_LOCKED; + return ret; } /* diff --git a/fs/btrfs/block-group.c b/fs/btrfs/block-group.c index aa57bdc8fc89dd..6d5c4e45cfef04 100644 --- a/fs/btrfs/block-group.c +++ b/fs/btrfs/block-group.c @@ -2442,16 +2442,16 @@ void btrfs_dec_block_group_ro(struct btrfs_block_group *cache) spin_lock(&sinfo->lock); spin_lock(&cache->lock); if (!--cache->ro) { - num_bytes = cache->length - cache->reserved - - cache->pinned - cache->bytes_super - - cache->zone_unusable - cache->used; - sinfo->bytes_readonly -= num_bytes; if (btrfs_is_zoned(cache->fs_info)) { /* Migrate zone_unusable bytes back */ cache->zone_unusable = cache->alloc_offset - cache->used; sinfo->bytes_zone_unusable += cache->zone_unusable; sinfo->bytes_readonly -= cache->zone_unusable; } + num_bytes = cache->length - cache->reserved - + cache->pinned - cache->bytes_super - + cache->zone_unusable - cache->used; + sinfo->bytes_readonly -= num_bytes; list_del_init(&cache->ro_list); } spin_unlock(&cache->lock); diff --git a/fs/btrfs/disk-io.c b/fs/btrfs/disk-io.c index c9a3036c23bfcd..8d386a5587ee90 100644 --- a/fs/btrfs/disk-io.c +++ b/fs/btrfs/disk-io.c @@ -2648,6 +2648,24 @@ static int validate_super(struct btrfs_fs_info *fs_info, ret = -EINVAL; } + if (memcmp(fs_info->fs_devices->fsid, fs_info->super_copy->fsid, + BTRFS_FSID_SIZE)) { + btrfs_err(fs_info, + "superblock fsid doesn't match fsid of fs_devices: %pU != %pU", + fs_info->super_copy->fsid, fs_info->fs_devices->fsid); + ret = -EINVAL; + } + + if (btrfs_fs_incompat(fs_info, METADATA_UUID) && + memcmp(fs_info->fs_devices->metadata_uuid, + fs_info->super_copy->metadata_uuid, BTRFS_FSID_SIZE)) { + btrfs_err(fs_info, +"superblock metadata_uuid doesn't match metadata uuid of fs_devices: %pU != %pU", + fs_info->super_copy->metadata_uuid, + fs_info->fs_devices->metadata_uuid); + ret = -EINVAL; + } + if (memcmp(fs_info->fs_devices->metadata_uuid, sb->dev_item.fsid, BTRFS_FSID_SIZE) != 0) { btrfs_err(fs_info, @@ -3279,14 +3297,6 @@ int __cold open_ctree(struct super_block *sb, struct btrfs_fs_devices *fs_device disk_super = fs_info->super_copy; - ASSERT(!memcmp(fs_info->fs_devices->fsid, fs_info->super_copy->fsid, - BTRFS_FSID_SIZE)); - - if (btrfs_fs_incompat(fs_info, METADATA_UUID)) { - ASSERT(!memcmp(fs_info->fs_devices->metadata_uuid, - fs_info->super_copy->metadata_uuid, - BTRFS_FSID_SIZE)); - } features = btrfs_super_flags(disk_super); if (features & BTRFS_SUPER_FLAG_CHANGING_FSID_V2) { diff --git a/fs/btrfs/file.c b/fs/btrfs/file.c index 3b10d98b4ebb32..55f68422061d1a 100644 --- a/fs/btrfs/file.c +++ b/fs/btrfs/file.c @@ -1094,7 +1094,7 @@ int btrfs_mark_extent_written(struct btrfs_trans_handle *trans, int del_nr = 0; int del_slot = 0; int recow; - int ret; + int ret = 0; u64 ino = btrfs_ino(inode); path = btrfs_alloc_path(); @@ -1315,7 +1315,7 @@ int btrfs_mark_extent_written(struct btrfs_trans_handle *trans, } out: btrfs_free_path(path); - return 0; + return ret; } /* diff --git a/fs/btrfs/tree-log.c b/fs/btrfs/tree-log.c index 362d14db1e38e3..dbcf8bb2f3b9ae 100644 --- a/fs/btrfs/tree-log.c +++ b/fs/btrfs/tree-log.c @@ -3302,6 +3302,22 @@ int btrfs_sync_log(struct btrfs_trans_handle *trans, * begins and releases it only after writing its superblock. */ mutex_lock(&fs_info->tree_log_mutex); + + /* + * The previous transaction writeout phase could have failed, and thus + * marked the fs in an error state. We must not commit here, as we + * could have updated our generation in the super_for_commit and + * writing the super here would result in transid mismatches. If there + * is an error here just bail. + */ + if (test_bit(BTRFS_FS_STATE_ERROR, &fs_info->fs_state)) { + ret = -EIO; + btrfs_set_log_full_commit(trans); + btrfs_abort_transaction(trans, ret); + mutex_unlock(&fs_info->tree_log_mutex); + goto out_wake_log_root; + } + btrfs_set_super_log_root(fs_info->super_for_commit, log_root_start); btrfs_set_super_log_root_level(fs_info->super_for_commit, log_root_level); ret = write_all_supers(fs_info, 1); diff --git a/fs/btrfs/zoned.c b/fs/btrfs/zoned.c index 1bb8ee97aae095..f1f3b10d1dbbe0 100644 --- a/fs/btrfs/zoned.c +++ b/fs/btrfs/zoned.c @@ -150,6 +150,18 @@ static inline u32 sb_zone_number(int shift, int mirror) return (u32)zone; } +static inline sector_t zone_start_sector(u32 zone_number, + struct block_device *bdev) +{ + return (sector_t)zone_number << ilog2(bdev_zone_sectors(bdev)); +} + +static inline u64 zone_start_physical(u32 zone_number, + struct btrfs_zoned_device_info *zone_info) +{ + return (u64)zone_number << zone_info->zone_size_shift; +} + /* * Emulate blkdev_report_zones() for a non-zoned device. It slices up the block * device into static sized chunks and fake a conventional zone on each of @@ -405,8 +417,8 @@ int btrfs_get_dev_zone_info(struct btrfs_device *device) if (sb_zone + 1 >= zone_info->nr_zones) continue; - sector = sb_zone << (zone_info->zone_size_shift - SECTOR_SHIFT); - ret = btrfs_get_dev_zones(device, sector << SECTOR_SHIFT, + ret = btrfs_get_dev_zones(device, + zone_start_physical(sb_zone, zone_info), &zone_info->sb_zones[sb_pos], &nr_zones); if (ret) @@ -721,7 +733,7 @@ int btrfs_sb_log_location_bdev(struct block_device *bdev, int mirror, int rw, if (sb_zone + 1 >= nr_zones) return -ENOENT; - ret = blkdev_report_zones(bdev, sb_zone << zone_sectors_shift, + ret = blkdev_report_zones(bdev, zone_start_sector(sb_zone, bdev), BTRFS_NR_SB_LOG_ZONES, copy_zone_info_cb, zones); if (ret < 0) @@ -826,7 +838,7 @@ int btrfs_reset_sb_log_zones(struct block_device *bdev, int mirror) return -ENOENT; return blkdev_zone_mgmt(bdev, REQ_OP_ZONE_RESET, - sb_zone << zone_sectors_shift, + zone_start_sector(sb_zone, bdev), zone_sectors * BTRFS_NR_SB_LOG_ZONES, GFP_NOFS); } @@ -878,7 +890,8 @@ u64 btrfs_find_allocatable_zones(struct btrfs_device *device, u64 hole_start, if (!(end <= sb_zone || sb_zone + BTRFS_NR_SB_LOG_ZONES <= begin)) { have_sb = true; - pos = ((u64)sb_zone + BTRFS_NR_SB_LOG_ZONES) << shift; + pos = zone_start_physical( + sb_zone + BTRFS_NR_SB_LOG_ZONES, zinfo); break; } diff --git a/fs/ceph/dir.c b/fs/ceph/dir.c index 5624fae7a603da..9ba79b6531fba5 100644 --- a/fs/ceph/dir.c +++ b/fs/ceph/dir.c @@ -668,14 +668,13 @@ static loff_t ceph_dir_llseek(struct file *file, loff_t offset, int whence) * Handle lookups for the hidden .snap directory. */ struct dentry *ceph_handle_snapdir(struct ceph_mds_request *req, - struct dentry *dentry, int err) + struct dentry *dentry) { struct ceph_fs_client *fsc = ceph_sb_to_client(dentry->d_sb); struct inode *parent = d_inode(dentry->d_parent); /* we hold i_mutex */ /* .snap dir? */ - if (err == -ENOENT && - ceph_snap(parent) == CEPH_NOSNAP && + if (ceph_snap(parent) == CEPH_NOSNAP && strcmp(dentry->d_name.name, fsc->mount_options->snapdir_name) == 0) { struct dentry *res; struct inode *inode = ceph_get_snapdir(parent); @@ -742,7 +741,6 @@ static struct dentry *ceph_lookup(struct inode *dir, struct dentry *dentry, struct ceph_fs_client *fsc = ceph_sb_to_client(dir->i_sb); struct ceph_mds_client *mdsc = ceph_sb_to_mdsc(dir->i_sb); struct ceph_mds_request *req; - struct dentry *res; int op; int mask; int err; @@ -793,12 +791,16 @@ static struct dentry *ceph_lookup(struct inode *dir, struct dentry *dentry, req->r_parent = dir; set_bit(CEPH_MDS_R_PARENT_LOCKED, &req->r_req_flags); err = ceph_mdsc_do_request(mdsc, NULL, req); - res = ceph_handle_snapdir(req, dentry, err); - if (IS_ERR(res)) { - err = PTR_ERR(res); - } else { - dentry = res; - err = 0; + if (err == -ENOENT) { + struct dentry *res; + + res = ceph_handle_snapdir(req, dentry); + if (IS_ERR(res)) { + err = PTR_ERR(res); + } else { + dentry = res; + err = 0; + } } dentry = ceph_finish_lookup(req, dentry, err); ceph_mdsc_put_request(req); /* will dput(dentry) */ diff --git a/fs/ceph/file.c b/fs/ceph/file.c index 77fc037d5bebee..d51af36980324e 100644 --- a/fs/ceph/file.c +++ b/fs/ceph/file.c @@ -578,6 +578,7 @@ static int ceph_finish_async_create(struct inode *dir, struct dentry *dentry, struct ceph_inode_info *ci = ceph_inode(dir); struct inode *inode; struct timespec64 now; + struct ceph_mds_client *mdsc = ceph_sb_to_mdsc(dir->i_sb); struct ceph_vino vino = { .ino = req->r_deleg_ino, .snap = CEPH_NOSNAP }; @@ -615,8 +616,10 @@ static int ceph_finish_async_create(struct inode *dir, struct dentry *dentry, ceph_file_layout_to_legacy(lo, &in.layout); + down_read(&mdsc->snap_rwsem); ret = ceph_fill_inode(inode, NULL, &iinfo, NULL, req->r_session, req->r_fmode, NULL); + up_read(&mdsc->snap_rwsem); if (ret) { dout("%s failed to fill inode: %d\n", __func__, ret); ceph_dir_clear_complete(dir); @@ -739,14 +742,16 @@ int ceph_atomic_open(struct inode *dir, struct dentry *dentry, err = ceph_mdsc_do_request(mdsc, (flags & (O_CREAT|O_TRUNC)) ? dir : NULL, req); - dentry = ceph_handle_snapdir(req, dentry, err); - if (IS_ERR(dentry)) { - err = PTR_ERR(dentry); - goto out_req; + if (err == -ENOENT) { + dentry = ceph_handle_snapdir(req, dentry); + if (IS_ERR(dentry)) { + err = PTR_ERR(dentry); + goto out_req; + } + err = 0; } - err = 0; - if ((flags & O_CREAT) && !req->r_reply_info.head->is_dentry) + if (!err && (flags & O_CREAT) && !req->r_reply_info.head->is_dentry) err = ceph_handle_notrace_create(dir, dentry); if (d_in_lookup(dentry)) { diff --git a/fs/ceph/inode.c b/fs/ceph/inode.c index e1c63adb196ddc..df0c8a724609d3 100644 --- a/fs/ceph/inode.c +++ b/fs/ceph/inode.c @@ -777,6 +777,8 @@ int ceph_fill_inode(struct inode *inode, struct page *locked_page, umode_t mode = le32_to_cpu(info->mode); dev_t rdev = le32_to_cpu(info->rdev); + lockdep_assert_held(&mdsc->snap_rwsem); + dout("%s %p ino %llx.%llx v %llu had %llu\n", __func__, inode, ceph_vinop(inode), le64_to_cpu(info->version), ci->i_version); diff --git a/fs/ceph/super.h b/fs/ceph/super.h index db80d89556b106..839e6b0239eeb7 100644 --- a/fs/ceph/super.h +++ b/fs/ceph/super.h @@ -1218,7 +1218,7 @@ extern const struct dentry_operations ceph_dentry_ops; extern loff_t ceph_make_fpos(unsigned high, unsigned off, bool hash_order); extern int ceph_handle_notrace_create(struct inode *dir, struct dentry *dentry); extern struct dentry *ceph_handle_snapdir(struct ceph_mds_request *req, - struct dentry *dentry, int err); + struct dentry *dentry); extern struct dentry *ceph_finish_lookup(struct ceph_mds_request *req, struct dentry *dentry, int err); diff --git a/fs/coredump.c b/fs/coredump.c index 2868e3e171ae61..c3d8fc14b99304 100644 --- a/fs/coredump.c +++ b/fs/coredump.c @@ -519,7 +519,7 @@ static bool dump_interrupted(void) * but then we need to teach dump_write() to restart and clear * TIF_SIGPENDING. */ - return signal_pending(current); + return fatal_signal_pending(current) || freezing(current); } static void wait_for_dump_helpers(struct file *file) diff --git a/fs/debugfs/file.c b/fs/debugfs/file.c index e813acfaa6e8a1..ba7c01cd9a5d2e 100644 --- a/fs/debugfs/file.c +++ b/fs/debugfs/file.c @@ -893,7 +893,7 @@ ssize_t debugfs_read_file_str(struct file *file, char __user *user_buf, copy[copy_len] = '\n'; - ret = simple_read_from_buffer(user_buf, count, ppos, copy, copy_len); + ret = simple_read_from_buffer(user_buf, count, ppos, copy, len); kfree(copy); return ret; diff --git a/fs/hugetlbfs/inode.c b/fs/hugetlbfs/inode.c index 55efd3dd04f621..30dee68458c7ee 100644 --- a/fs/hugetlbfs/inode.c +++ b/fs/hugetlbfs/inode.c @@ -735,6 +735,7 @@ static long hugetlbfs_fallocate(struct file *file, int mode, loff_t offset, __SetPageUptodate(page); error = huge_add_to_page_cache(page, mapping, index); if (unlikely(error)) { + restore_reserve_on_error(h, &pseudo_vma, addr, page); put_page(page); mutex_unlock(&hugetlb_fault_mutex_table[hash]); goto out; diff --git a/fs/io_uring.c b/fs/io_uring.c index 42380ed563c41d..fa8794c61af7be 100644 --- a/fs/io_uring.c +++ b/fs/io_uring.c @@ -783,6 +783,11 @@ struct io_task_work { task_work_func_t func; }; +enum { + IORING_RSRC_FILE = 0, + IORING_RSRC_BUFFER = 1, +}; + /* * NOTE! Each of the iocb union members has the file pointer * as the first entry in their struct definition. So you can @@ -9671,7 +9676,8 @@ static int io_uring_create(unsigned entries, struct io_uring_params *p, IORING_FEAT_SUBMIT_STABLE | IORING_FEAT_RW_CUR_POS | IORING_FEAT_CUR_PERSONALITY | IORING_FEAT_FAST_POLL | IORING_FEAT_POLL_32BITS | IORING_FEAT_SQPOLL_NONFIXED | - IORING_FEAT_EXT_ARG | IORING_FEAT_NATIVE_WORKERS; + IORING_FEAT_EXT_ARG | IORING_FEAT_NATIVE_WORKERS | + IORING_FEAT_RSRC_TAGS; if (copy_to_user(params, p, sizeof(*p))) { ret = -EFAULT; @@ -9911,7 +9917,7 @@ static int io_register_files_update(struct io_ring_ctx *ctx, void __user *arg, } static int io_register_rsrc_update(struct io_ring_ctx *ctx, void __user *arg, - unsigned size) + unsigned size, unsigned type) { struct io_uring_rsrc_update2 up; @@ -9919,13 +9925,13 @@ static int io_register_rsrc_update(struct io_ring_ctx *ctx, void __user *arg, return -EINVAL; if (copy_from_user(&up, arg, sizeof(up))) return -EFAULT; - if (!up.nr) + if (!up.nr || up.resv) return -EINVAL; - return __io_register_rsrc_update(ctx, up.type, &up, up.nr); + return __io_register_rsrc_update(ctx, type, &up, up.nr); } static int io_register_rsrc(struct io_ring_ctx *ctx, void __user *arg, - unsigned int size) + unsigned int size, unsigned int type) { struct io_uring_rsrc_register rr; @@ -9936,10 +9942,10 @@ static int io_register_rsrc(struct io_ring_ctx *ctx, void __user *arg, memset(&rr, 0, sizeof(rr)); if (copy_from_user(&rr, arg, size)) return -EFAULT; - if (!rr.nr) + if (!rr.nr || rr.resv || rr.resv2) return -EINVAL; - switch (rr.type) { + switch (type) { case IORING_RSRC_FILE: return io_sqe_files_register(ctx, u64_to_user_ptr(rr.data), rr.nr, u64_to_user_ptr(rr.tags)); @@ -9961,8 +9967,10 @@ static bool io_register_op_must_quiesce(int op) case IORING_REGISTER_PROBE: case IORING_REGISTER_PERSONALITY: case IORING_UNREGISTER_PERSONALITY: - case IORING_REGISTER_RSRC: - case IORING_REGISTER_RSRC_UPDATE: + case IORING_REGISTER_FILES2: + case IORING_REGISTER_FILES_UPDATE2: + case IORING_REGISTER_BUFFERS2: + case IORING_REGISTER_BUFFERS_UPDATE: return false; default: return true; @@ -10088,11 +10096,19 @@ static int __io_uring_register(struct io_ring_ctx *ctx, unsigned opcode, case IORING_REGISTER_RESTRICTIONS: ret = io_register_restrictions(ctx, arg, nr_args); break; - case IORING_REGISTER_RSRC: - ret = io_register_rsrc(ctx, arg, nr_args); + case IORING_REGISTER_FILES2: + ret = io_register_rsrc(ctx, arg, nr_args, IORING_RSRC_FILE); + break; + case IORING_REGISTER_FILES_UPDATE2: + ret = io_register_rsrc_update(ctx, arg, nr_args, + IORING_RSRC_FILE); + break; + case IORING_REGISTER_BUFFERS2: + ret = io_register_rsrc(ctx, arg, nr_args, IORING_RSRC_BUFFER); break; - case IORING_REGISTER_RSRC_UPDATE: - ret = io_register_rsrc_update(ctx, arg, nr_args); + case IORING_REGISTER_BUFFERS_UPDATE: + ret = io_register_rsrc_update(ctx, arg, nr_args, + IORING_RSRC_BUFFER); break; default: ret = -EINVAL; diff --git a/fs/netfs/read_helper.c b/fs/netfs/read_helper.c index 725614625ed486..0b6cd3b8734c6e 100644 --- a/fs/netfs/read_helper.c +++ b/fs/netfs/read_helper.c @@ -1011,12 +1011,42 @@ int netfs_readpage(struct file *file, } EXPORT_SYMBOL(netfs_readpage); -static void netfs_clear_thp(struct page *page) +/** + * netfs_skip_page_read - prep a page for writing without reading first + * @page: page being prepared + * @pos: starting position for the write + * @len: length of write + * + * In some cases, write_begin doesn't need to read at all: + * - full page write + * - write that lies in a page that is completely beyond EOF + * - write that covers the the page from start to EOF or beyond it + * + * If any of these criteria are met, then zero out the unwritten parts + * of the page and return true. Otherwise, return false. + */ +static bool netfs_skip_page_read(struct page *page, loff_t pos, size_t len) { - unsigned int i; + struct inode *inode = page->mapping->host; + loff_t i_size = i_size_read(inode); + size_t offset = offset_in_thp(page, pos); + + /* Full page write */ + if (offset == 0 && len >= thp_size(page)) + return true; + + /* pos beyond last page in the file */ + if (pos - offset >= i_size) + goto zero_out; + + /* Write that covers from the start of the page to EOF or beyond */ + if (offset == 0 && (pos + len) >= i_size) + goto zero_out; - for (i = 0; i < thp_nr_pages(page); i++) - clear_highpage(page + i); + return false; +zero_out: + zero_user_segments(page, 0, offset, offset + len, thp_size(page)); + return true; } /** @@ -1024,7 +1054,7 @@ static void netfs_clear_thp(struct page *page) * @file: The file to read from * @mapping: The mapping to read from * @pos: File position at which the write will begin - * @len: The length of the write in this page + * @len: The length of the write (may extend beyond the end of the page chosen) * @flags: AOP_* flags * @_page: Where to put the resultant page * @_fsdata: Place for the netfs to store a cookie @@ -1061,8 +1091,6 @@ int netfs_write_begin(struct file *file, struct address_space *mapping, struct inode *inode = file_inode(file); unsigned int debug_index = 0; pgoff_t index = pos >> PAGE_SHIFT; - int pos_in_page = pos & ~PAGE_MASK; - loff_t size; int ret; DEFINE_READAHEAD(ractl, file, NULL, mapping, index); @@ -1090,13 +1118,8 @@ int netfs_write_begin(struct file *file, struct address_space *mapping, * within the cache granule containing the EOF, in which case we need * to preload the granule. */ - size = i_size_read(inode); if (!ops->is_cache_enabled(inode) && - ((pos_in_page == 0 && len == thp_size(page)) || - (pos >= size) || - (pos_in_page == 0 && (pos + len) >= size))) { - netfs_clear_thp(page); - SetPageUptodate(page); + netfs_skip_page_read(page, pos, len)) { netfs_stat(&netfs_n_rh_write_zskip); goto have_page_no_wait; } diff --git a/fs/nfs/client.c b/fs/nfs/client.c index cfeaadf56bf062..330f65727c4543 100644 --- a/fs/nfs/client.c +++ b/fs/nfs/client.c @@ -406,7 +406,7 @@ struct nfs_client *nfs_get_client(const struct nfs_client_initdata *cl_init) if (cl_init->hostname == NULL) { WARN_ON(1); - return NULL; + return ERR_PTR(-EINVAL); } /* see if the client already exists */ diff --git a/fs/nfs/nfs4_fs.h b/fs/nfs/nfs4_fs.h index 065cb04222a1bb..543d916f79abb6 100644 --- a/fs/nfs/nfs4_fs.h +++ b/fs/nfs/nfs4_fs.h @@ -205,6 +205,7 @@ struct nfs4_exception { struct inode *inode; nfs4_stateid *stateid; long timeout; + unsigned char task_is_privileged : 1; unsigned char delay : 1, recovering : 1, retry : 1; diff --git a/fs/nfs/nfs4client.c b/fs/nfs/nfs4client.c index 889a9f4c0310d8..42719384e25fe6 100644 --- a/fs/nfs/nfs4client.c +++ b/fs/nfs/nfs4client.c @@ -435,8 +435,8 @@ struct nfs_client *nfs4_init_client(struct nfs_client *clp, */ nfs_mark_client_ready(clp, -EPERM); } - nfs_put_client(clp); clear_bit(NFS_CS_TSM_POSSIBLE, &clp->cl_flags); + nfs_put_client(clp); return old; error: diff --git a/fs/nfs/nfs4proc.c b/fs/nfs/nfs4proc.c index 0cd9658822329a..e653654c10bcd8 100644 --- a/fs/nfs/nfs4proc.c +++ b/fs/nfs/nfs4proc.c @@ -589,6 +589,8 @@ int nfs4_handle_exception(struct nfs_server *server, int errorcode, struct nfs4_ goto out_retry; } if (exception->recovering) { + if (exception->task_is_privileged) + return -EDEADLOCK; ret = nfs4_wait_clnt_recover(clp); if (test_bit(NFS_MIG_FAILED, &server->mig_status)) return -EIO; @@ -614,6 +616,8 @@ nfs4_async_handle_exception(struct rpc_task *task, struct nfs_server *server, goto out_retry; } if (exception->recovering) { + if (exception->task_is_privileged) + return -EDEADLOCK; rpc_sleep_on(&clp->cl_rpcwaitq, task, NULL); if (test_bit(NFS4CLNT_MANAGER_RUNNING, &clp->cl_state) == 0) rpc_wake_up_queued_task(&clp->cl_rpcwaitq, task); @@ -3878,6 +3882,10 @@ static int _nfs4_server_capabilities(struct nfs_server *server, struct nfs_fh *f server->caps |= NFS_CAP_HARDLINKS; if (res.has_symlinks != 0) server->caps |= NFS_CAP_SYMLINKS; +#ifdef CONFIG_NFS_V4_SECURITY_LABEL + if (res.attr_bitmask[2] & FATTR4_WORD2_SECURITY_LABEL) + server->caps |= NFS_CAP_SECURITY_LABEL; +#endif if (!(res.attr_bitmask[0] & FATTR4_WORD0_FILEID)) server->fattr_valid &= ~NFS_ATTR_FATTR_FILEID; if (!(res.attr_bitmask[1] & FATTR4_WORD1_MODE)) @@ -3898,10 +3906,6 @@ static int _nfs4_server_capabilities(struct nfs_server *server, struct nfs_fh *f server->fattr_valid &= ~NFS_ATTR_FATTR_CTIME; if (!(res.attr_bitmask[1] & FATTR4_WORD1_TIME_MODIFY)) server->fattr_valid &= ~NFS_ATTR_FATTR_MTIME; -#ifdef CONFIG_NFS_V4_SECURITY_LABEL - if (!(res.attr_bitmask[2] & FATTR4_WORD2_SECURITY_LABEL)) - server->fattr_valid &= ~NFS_ATTR_FATTR_V4_SECURITY_LABEL; -#endif memcpy(server->attr_bitmask_nl, res.attr_bitmask, sizeof(server->attr_bitmask)); server->attr_bitmask_nl[2] &= ~FATTR4_WORD2_SECURITY_LABEL; @@ -5968,6 +5972,14 @@ static int nfs4_proc_set_acl(struct inode *inode, const void *buf, size_t buflen do { err = __nfs4_proc_set_acl(inode, buf, buflen); trace_nfs4_set_acl(inode, err); + if (err == -NFS4ERR_BADOWNER || err == -NFS4ERR_BADNAME) { + /* + * no need to retry since the kernel + * isn't involved in encoding the ACEs. + */ + err = -EINVAL; + break; + } err = nfs4_handle_exception(NFS_SERVER(inode), err, &exception); } while (exception.retry); @@ -6409,6 +6421,7 @@ static void nfs4_delegreturn_done(struct rpc_task *task, void *calldata) struct nfs4_exception exception = { .inode = data->inode, .stateid = &data->stateid, + .task_is_privileged = data->args.seq_args.sa_privileged, }; if (!nfs4_sequence_done(task, &data->res.seq_res)) @@ -6532,7 +6545,6 @@ static int _nfs4_proc_delegreturn(struct inode *inode, const struct cred *cred, data = kzalloc(sizeof(*data), GFP_NOFS); if (data == NULL) return -ENOMEM; - nfs4_init_sequence(&data->args.seq_args, &data->res.seq_res, 1, 0); nfs4_state_protect(server->nfs_client, NFS_SP4_MACH_CRED_CLEANUP, @@ -6563,6 +6575,12 @@ static int _nfs4_proc_delegreturn(struct inode *inode, const struct cred *cred, } } + if (!data->inode) + nfs4_init_sequence(&data->args.seq_args, &data->res.seq_res, 1, + 1); + else + nfs4_init_sequence(&data->args.seq_args, &data->res.seq_res, 1, + 0); task_setup_data.callback_data = data; msg.rpc_argp = &data->args; msg.rpc_resp = &data->res; @@ -9640,15 +9658,20 @@ int nfs4_proc_layoutreturn(struct nfs4_layoutreturn *lrp, bool sync) &task_setup_data.rpc_client, &msg); dprintk("--> %s\n", __func__); + lrp->inode = nfs_igrab_and_active(lrp->args.inode); if (!sync) { - lrp->inode = nfs_igrab_and_active(lrp->args.inode); if (!lrp->inode) { nfs4_layoutreturn_release(lrp); return -EAGAIN; } task_setup_data.flags |= RPC_TASK_ASYNC; } - nfs4_init_sequence(&lrp->args.seq_args, &lrp->res.seq_res, 1, 0); + if (!lrp->inode) + nfs4_init_sequence(&lrp->args.seq_args, &lrp->res.seq_res, 1, + 1); + else + nfs4_init_sequence(&lrp->args.seq_args, &lrp->res.seq_res, 1, + 0); task = rpc_run_task(&task_setup_data); if (IS_ERR(task)) return PTR_ERR(task); diff --git a/fs/nfs/nfstrace.h b/fs/nfs/nfstrace.h index eb1ef3462e8420..ccef43e02b4818 100644 --- a/fs/nfs/nfstrace.h +++ b/fs/nfs/nfstrace.h @@ -430,10 +430,6 @@ TRACE_DEFINE_ENUM(O_CLOEXEC); { O_NOATIME, "O_NOATIME" }, \ { O_CLOEXEC, "O_CLOEXEC" }) -TRACE_DEFINE_ENUM(FMODE_READ); -TRACE_DEFINE_ENUM(FMODE_WRITE); -TRACE_DEFINE_ENUM(FMODE_EXEC); - #define show_fmode_flags(mode) \ __print_flags(mode, "|", \ { ((__force unsigned long)FMODE_READ), "READ" }, \ diff --git a/fs/nilfs2/sysfs.c b/fs/nilfs2/sysfs.c index 303d71430bdd17..9c6c0e2e5880ae 100644 --- a/fs/nilfs2/sysfs.c +++ b/fs/nilfs2/sysfs.c @@ -1053,6 +1053,7 @@ void nilfs_sysfs_delete_device_group(struct the_nilfs *nilfs) nilfs_sysfs_delete_superblock_group(nilfs); nilfs_sysfs_delete_segctor_group(nilfs); kobject_del(&nilfs->ns_dev_kobj); + kobject_put(&nilfs->ns_dev_kobj); kfree(nilfs->ns_dev_subgroups); } diff --git a/fs/notify/fanotify/fanotify_user.c b/fs/notify/fanotify/fanotify_user.c index be5b6d2c01e7ac..64864fb40b4011 100644 --- a/fs/notify/fanotify/fanotify_user.c +++ b/fs/notify/fanotify/fanotify_user.c @@ -471,7 +471,7 @@ static ssize_t copy_event_to_user(struct fsnotify_group *group, info_type, fanotify_info_name(info), info->name_len, buf, count); if (ret < 0) - return ret; + goto out_close_fd; buf += ret; count -= ret; @@ -519,7 +519,7 @@ static ssize_t copy_event_to_user(struct fsnotify_group *group, fanotify_event_object_fh(event), info_type, dot, dot_len, buf, count); if (ret < 0) - return ret; + goto out_close_fd; buf += ret; count -= ret; diff --git a/fs/proc/base.c b/fs/proc/base.c index 58bbf334265b73..9cbd915025ad75 100644 --- a/fs/proc/base.c +++ b/fs/proc/base.c @@ -2674,6 +2674,13 @@ static int proc_pident_readdir(struct file *file, struct dir_context *ctx, } #ifdef CONFIG_SECURITY +static int proc_pid_attr_open(struct inode *inode, struct file *file) +{ + file->private_data = NULL; + __mem_open(inode, file, PTRACE_MODE_READ_FSCREDS); + return 0; +} + static ssize_t proc_pid_attr_read(struct file * file, char __user * buf, size_t count, loff_t *ppos) { @@ -2704,7 +2711,7 @@ static ssize_t proc_pid_attr_write(struct file * file, const char __user * buf, int rv; /* A task may only write when it was the opener. */ - if (file->f_cred != current_real_cred()) + if (file->private_data != current->mm) return -EPERM; rcu_read_lock(); @@ -2754,9 +2761,11 @@ static ssize_t proc_pid_attr_write(struct file * file, const char __user * buf, } static const struct file_operations proc_pid_attr_operations = { + .open = proc_pid_attr_open, .read = proc_pid_attr_read, .write = proc_pid_attr_write, .llseek = generic_file_llseek, + .release = mem_release, }; #define LSM_DIR_OPS(LSM) \ diff --git a/include/asm-generic/vmlinux.lds.h b/include/asm-generic/vmlinux.lds.h index 40a9c101565ebe..17325416e2dee2 100644 --- a/include/asm-generic/vmlinux.lds.h +++ b/include/asm-generic/vmlinux.lds.h @@ -960,6 +960,7 @@ #ifdef CONFIG_AMD_MEM_ENCRYPT #define PERCPU_DECRYPTED_SECTION \ . = ALIGN(PAGE_SIZE); \ + *(.data..decrypted) \ *(.data..percpu..decrypted) \ . = ALIGN(PAGE_SIZE); #else diff --git a/include/dt-bindings/usb/pd.h b/include/dt-bindings/usb/pd.h index fef3ef65967fa1..e6526b13817452 100644 --- a/include/dt-bindings/usb/pd.h +++ b/include/dt-bindings/usb/pd.h @@ -106,6 +106,10 @@ * <20:16> :: Reserved, Shall be set to zero * <15:0> :: USB-IF assigned VID for this cable vendor */ + +/* PD Rev2.0 definition */ +#define IDH_PTYPE_UNDEF 0 + /* SOP Product Type (UFP) */ #define IDH_PTYPE_NOT_UFP 0 #define IDH_PTYPE_HUB 1 @@ -163,10 +167,10 @@ #define UFP_VDO_VER1_2 2 /* Device Capability */ -#define DEV_USB2_CAPABLE BIT(0) -#define DEV_USB2_BILLBOARD BIT(1) -#define DEV_USB3_CAPABLE BIT(2) -#define DEV_USB4_CAPABLE BIT(3) +#define DEV_USB2_CAPABLE (1 << 0) +#define DEV_USB2_BILLBOARD (1 << 1) +#define DEV_USB3_CAPABLE (1 << 2) +#define DEV_USB4_CAPABLE (1 << 3) /* Connector Type */ #define UFP_RECEPTACLE 2 @@ -191,9 +195,9 @@ /* Alternate Modes */ #define UFP_ALTMODE_NOT_SUPP 0 -#define UFP_ALTMODE_TBT3 BIT(0) -#define UFP_ALTMODE_RECFG BIT(1) -#define UFP_ALTMODE_NO_RECFG BIT(2) +#define UFP_ALTMODE_TBT3 (1 << 0) +#define UFP_ALTMODE_RECFG (1 << 1) +#define UFP_ALTMODE_NO_RECFG (1 << 2) /* USB Highest Speed */ #define UFP_USB2_ONLY 0 @@ -217,9 +221,9 @@ * <4:0> :: Port number */ #define DFP_VDO_VER1_1 1 -#define HOST_USB2_CAPABLE BIT(0) -#define HOST_USB3_CAPABLE BIT(1) -#define HOST_USB4_CAPABLE BIT(2) +#define HOST_USB2_CAPABLE (1 << 0) +#define HOST_USB3_CAPABLE (1 << 1) +#define HOST_USB4_CAPABLE (1 << 2) #define DFP_RECEPTACLE 2 #define DFP_CAPTIVE 3 @@ -228,7 +232,25 @@ | ((pnum) & 0x1f)) /* - * Passive Cable VDO + * Cable VDO (for both Passive and Active Cable VDO in PD Rev2.0) + * --------- + * <31:28> :: Cable HW version + * <27:24> :: Cable FW version + * <23:20> :: Reserved, Shall be set to zero + * <19:18> :: type-C to Type-A/B/C/Captive (00b == A, 01 == B, 10 == C, 11 == Captive) + * <17> :: Reserved, Shall be set to zero + * <16:13> :: cable latency (0001 == <10ns(~1m length)) + * <12:11> :: cable termination type (11b == both ends active VCONN req) + * <10> :: SSTX1 Directionality support (0b == fixed, 1b == cfgable) + * <9> :: SSTX2 Directionality support + * <8> :: SSRX1 Directionality support + * <7> :: SSRX2 Directionality support + * <6:5> :: Vbus current handling capability (01b == 3A, 10b == 5A) + * <4> :: Vbus through cable (0b == no, 1b == yes) + * <3> :: SOP" controller present? (0b == no, 1b == yes) + * <2:0> :: USB SS Signaling support + * + * Passive Cable VDO (PD Rev3.0+) * --------- * <31:28> :: Cable HW version * <27:24> :: Cable FW version @@ -244,7 +266,7 @@ * <4:3> :: Reserved, Shall be set to zero * <2:0> :: USB highest speed * - * Active Cable VDO 1 + * Active Cable VDO 1 (PD Rev3.0+) * --------- * <31:28> :: Cable HW version * <27:24> :: Cable FW version @@ -266,7 +288,9 @@ #define CABLE_VDO_VER1_0 0 #define CABLE_VDO_VER1_3 3 -/* Connector Type */ +/* Connector Type (_ATYPE and _BTYPE are for PD Rev2.0 only) */ +#define CABLE_ATYPE 0 +#define CABLE_BTYPE 1 #define CABLE_CTYPE 2 #define CABLE_CAPTIVE 3 @@ -303,12 +327,22 @@ #define CABLE_CURR_3A 1 #define CABLE_CURR_5A 2 +/* USB SuperSpeed Signaling Support (PD Rev2.0) */ +#define CABLE_USBSS_U2_ONLY 0 +#define CABLE_USBSS_U31_GEN1 1 +#define CABLE_USBSS_U31_GEN2 2 + /* USB Highest Speed */ #define CABLE_USB2_ONLY 0 #define CABLE_USB32_GEN1 1 #define CABLE_USB32_4_GEN2 2 #define CABLE_USB4_GEN3 3 +#define VDO_CABLE(hw, fw, cbl, lat, term, tx1d, tx2d, rx1d, rx2d, cur, vps, sopp, usbss) \ + (((hw) & 0x7) << 28 | ((fw) & 0x7) << 24 | ((cbl) & 0x3) << 18 \ + | ((lat) & 0x7) << 13 | ((term) & 0x3) << 11 | (tx1d) << 10 \ + | (tx2d) << 9 | (rx1d) << 8 | (rx2d) << 7 | ((cur) & 0x3) << 5 \ + | (vps) << 4 | (sopp) << 3 | ((usbss) & 0x7)) #define VDO_PCABLE(hw, fw, ver, conn, lat, term, vbm, cur, spd) \ (((hw) & 0xf) << 28 | ((fw) & 0xf) << 24 | ((ver) & 0x7) << 21 \ | ((conn) & 0x3) << 18 | ((lat) & 0xf) << 13 | ((term) & 0x3) << 11 \ @@ -373,6 +407,35 @@ | ((hops) & 0x3) << 6 | (u2) << 5 | (u32) << 4 | (lane) << 3 \ | (iso) << 2 | (gen)) +/* + * AMA VDO (PD Rev2.0) + * --------- + * <31:28> :: Cable HW version + * <27:24> :: Cable FW version + * <23:12> :: Reserved, Shall be set to zero + * <11> :: SSTX1 Directionality support (0b == fixed, 1b == cfgable) + * <10> :: SSTX2 Directionality support + * <9> :: SSRX1 Directionality support + * <8> :: SSRX2 Directionality support + * <7:5> :: Vconn power + * <4> :: Vconn power required + * <3> :: Vbus power required + * <2:0> :: USB SS Signaling support + */ +#define VDO_AMA(hw, fw, tx1d, tx2d, rx1d, rx2d, vcpwr, vcr, vbr, usbss) \ + (((hw) & 0x7) << 28 | ((fw) & 0x7) << 24 \ + | (tx1d) << 11 | (tx2d) << 10 | (rx1d) << 9 | (rx2d) << 8 \ + | ((vcpwr) & 0x7) << 5 | (vcr) << 4 | (vbr) << 3 \ + | ((usbss) & 0x7)) + +#define PD_VDO_AMA_VCONN_REQ(vdo) (((vdo) >> 4) & 1) +#define PD_VDO_AMA_VBUS_REQ(vdo) (((vdo) >> 3) & 1) + +#define AMA_USBSS_U2_ONLY 0 +#define AMA_USBSS_U31_GEN1 1 +#define AMA_USBSS_U31_GEN2 2 +#define AMA_USBSS_BBONLY 3 + /* * VPD VDO * --------- diff --git a/include/linux/arch_topology.h b/include/linux/arch_topology.h index f180240dc95f41..11e555cfaecb49 100644 --- a/include/linux/arch_topology.h +++ b/include/linux/arch_topology.h @@ -37,7 +37,6 @@ bool topology_scale_freq_invariant(void); enum scale_freq_source { SCALE_FREQ_SOURCE_CPUFREQ = 0, SCALE_FREQ_SOURCE_ARCH, - SCALE_FREQ_SOURCE_CPPC, }; struct scale_freq_data { diff --git a/include/linux/ceph/auth.h b/include/linux/ceph/auth.h index 71b5d481c65302..6b138fa97db858 100644 --- a/include/linux/ceph/auth.h +++ b/include/linux/ceph/auth.h @@ -50,7 +50,7 @@ struct ceph_auth_client_ops { * another request. */ int (*build_request)(struct ceph_auth_client *ac, void *buf, void *end); - int (*handle_reply)(struct ceph_auth_client *ac, int result, + int (*handle_reply)(struct ceph_auth_client *ac, u64 global_id, void *buf, void *end, u8 *session_key, int *session_key_len, u8 *con_secret, int *con_secret_len); @@ -104,6 +104,8 @@ struct ceph_auth_client { struct mutex mutex; }; +void ceph_auth_set_global_id(struct ceph_auth_client *ac, u64 global_id); + struct ceph_auth_client *ceph_auth_init(const char *name, const struct ceph_crypto_key *key, const int *con_modes); diff --git a/include/linux/compiler_attributes.h b/include/linux/compiler_attributes.h index c043b8d2b17bf9..183ddd5fd07243 100644 --- a/include/linux/compiler_attributes.h +++ b/include/linux/compiler_attributes.h @@ -199,6 +199,7 @@ * must end with any of these keywords: * break; * fallthrough; + * continue; * goto