diff options
| author | Amit Pundir <amit.pundir@linaro.org> | 2015-04-13 10:11:05 +0530 |
|---|---|---|
| committer | Amit Pundir <amit.pundir@linaro.org> | 2015-04-15 15:24:01 +0530 |
| commit | 3b2878bf4312fb8b474439ae511d7193ed7c5fe9 (patch) | |
| tree | 16cf4cc24460ac820b9879321514f4f139783cd1 | |
| parent | 18d1417cb7e98f2ab4166c3b301489ade4381771 (diff) | |
| parent | 39a8804455fb23f09157341d3ba7db6d7ae6ee76 (diff) | |
Merge tag 'v4.0'tracking-linaro-android-llct-llct-20150415.0
Linux 4.0
* tag 'v4.0': (226 commits)
Linux 4.0
ASoC: pcm512x: Remove hardcoding of pll-lock to GPIO4
Revert "dmaengine: Add a warning for drivers not using the generic slave caps retrieval"
blk-mq: initialize 'struct request' and associated data to zero
dmaengine: cppi41: add missing bitfields
ipmi_ssif: Use interruptible completion for waiting in the thread
ipmi/powernv: Fix minor locking bug
ipmi: Handle BMCs that don't allow clearing the rcv irq bit
iscsi target: fix oops when adding reject pdu
nios2: fix cache coherency issue when debug with gdb
ALSA: usb - Creative USB X-Fi Pro SB1095 volume knob support
ocfs2: _really_ sync the right range
nios2: add missing ptrace registers defines
Copy the kernel module data from user space in chunks
x86: clean up/fix 'copy_in_user()' tail zeroing
ocfs2_file_write_iter: keep return value and current position update in sync
[regression] ocfs2: do *not* increment ->ki_pos twice
ALSA: hda - Fix headphone pin config for Lifebook T731
Defer processing of REQ_PREEMPT requests for blocked devices
be2iscsi: Fix kernel panic when device initialization fails
...
Signed-off-by: Amit Pundir <amit.pundir@linaro.org>
261 files changed, 1887 insertions, 964 deletions
diff --git a/Documentation/devicetree/bindings/net/dsa/dsa.txt b/Documentation/devicetree/bindings/net/dsa/dsa.txt index e124847443f8..f0b4cd72411d 100644 --- a/Documentation/devicetree/bindings/net/dsa/dsa.txt +++ b/Documentation/devicetree/bindings/net/dsa/dsa.txt @@ -19,7 +19,9 @@ the parent DSA node. The maximum number of allowed child nodes is 4 (DSA_MAX_SWITCHES). Each of these switch child nodes should have the following required properties: -- reg : Describes the switch address on the MII bus +- reg : Contains two fields. The first one describes the + address on the MII bus. The second is the switch + number that must be unique in cascaded configurations - #address-cells : Must be 1 - #size-cells : Must be 0 diff --git a/Documentation/devicetree/bindings/thermal/rcar-thermal.txt b/Documentation/devicetree/bindings/thermal/rcar-thermal.txt index 43404b197933..332e625f6ed0 100644 --- a/Documentation/devicetree/bindings/thermal/rcar-thermal.txt +++ b/Documentation/devicetree/bindings/thermal/rcar-thermal.txt @@ -4,7 +4,7 @@ Required properties: - compatible : "renesas,thermal-<soctype>", "renesas,rcar-thermal" as fallback. Examples with soctypes are: - - "renesas,thermal-r8a73a4" (R-Mobile AP6) + - "renesas,thermal-r8a73a4" (R-Mobile APE6) - "renesas,thermal-r8a7779" (R-Car H1) - "renesas,thermal-r8a7790" (R-Car H2) - "renesas,thermal-r8a7791" (R-Car M2-W) diff --git a/Documentation/input/alps.txt b/Documentation/input/alps.txt index a63e5e013a8c..92ae734c00c3 100644 --- a/Documentation/input/alps.txt +++ b/Documentation/input/alps.txt @@ -114,6 +114,9 @@ ALPS Absolute Mode - Protocol Version 2 byte 4: 0 y6 y5 y4 y3 y2 y1 y0 byte 5: 0 z6 z5 z4 z3 z2 z1 z0 +Protocol Version 2 DualPoint devices send standard PS/2 mouse packets for +the DualPoint Stick. + Dualpoint device -- interleaved packet format --------------------------------------------- @@ -127,6 +130,11 @@ Dualpoint device -- interleaved packet format byte 7: 0 y6 y5 y4 y3 y2 y1 y0 byte 8: 0 z6 z5 z4 z3 z2 z1 z0 +Devices which use the interleaving format normally send standard PS/2 mouse +packets for the DualPoint Stick + ALPS Absolute Mode packets for the +touchpad, switching to the interleaved packet format when both the stick and +the touchpad are used at the same time. + ALPS Absolute Mode - Protocol Version 3 --------------------------------------- diff --git a/Documentation/input/event-codes.txt b/Documentation/input/event-codes.txt index c587a966413e..96705616f582 100644 --- a/Documentation/input/event-codes.txt +++ b/Documentation/input/event-codes.txt @@ -294,6 +294,12 @@ accordingly. This property does not affect kernel behavior. The kernel does not provide button emulation for such devices but treats them as any other INPUT_PROP_BUTTONPAD device. +INPUT_PROP_ACCELEROMETER +------------------------- +Directional axes on this device (absolute and/or relative x, y, z) represent +accelerometer data. All other axes retain their meaning. A device must not mix +regular directional axes and accelerometer axes on the same event node. + Guidelines: ========== The guidelines below ensure proper single-touch and multi-finger functionality. diff --git a/Documentation/input/multi-touch-protocol.txt b/Documentation/input/multi-touch-protocol.txt index 7b4f59c09ee2..b85d000faeb4 100644 --- a/Documentation/input/multi-touch-protocol.txt +++ b/Documentation/input/multi-touch-protocol.txt @@ -312,9 +312,12 @@ ABS_MT_TOOL_TYPE The type of approaching tool. A lot of kernel drivers cannot distinguish between different tool types, such as a finger or a pen. In such cases, the -event should be omitted. The protocol currently supports MT_TOOL_FINGER and -MT_TOOL_PEN [2]. For type B devices, this event is handled by input core; -drivers should instead use input_mt_report_slot_state(). +event should be omitted. The protocol currently supports MT_TOOL_FINGER, +MT_TOOL_PEN, and MT_TOOL_PALM [2]. For type B devices, this event is handled +by input core; drivers should instead use input_mt_report_slot_state(). +A contact's ABS_MT_TOOL_TYPE may change over time while still touching the +device, because the firmware may not be able to determine which tool is being +used when it first appears. ABS_MT_BLOB_ID diff --git a/MAINTAINERS b/MAINTAINERS index 1de6afa8ee51..efbcb50e4969 100644 --- a/MAINTAINERS +++ b/MAINTAINERS @@ -637,8 +637,7 @@ F: drivers/gpu/drm/radeon/radeon_kfd.h F: include/uapi/linux/kfd_ioctl.h AMD MICROCODE UPDATE SUPPORT -M: Andreas Herrmann <herrmann.der.user@googlemail.com> -L: amd64-microcode@amd64.org +M: Borislav Petkov <bp@alien8.de> S: Maintained F: arch/x86/kernel/cpu/microcode/amd* @@ -5095,7 +5094,7 @@ S: Supported F: drivers/platform/x86/intel_menlow.c INTEL IA32 MICROCODE UPDATE SUPPORT -M: Tigran Aivazian <tigran@aivazian.fsnet.co.uk> +M: Borislav Petkov <bp@alien8.de> S: Maintained F: arch/x86/kernel/cpu/microcode/core* F: arch/x86/kernel/cpu/microcode/intel* @@ -5136,22 +5135,21 @@ M: Deepak Saxena <dsaxena@plexity.net> S: Maintained F: drivers/char/hw_random/ixp4xx-rng.c -INTEL ETHERNET DRIVERS (e100/e1000/e1000e/fm10k/igb/igbvf/ixgb/ixgbe/ixgbevf/i40e/i40evf) +INTEL ETHERNET DRIVERS M: Jeff Kirsher <jeffrey.t.kirsher@intel.com> -M: Jesse Brandeburg <jesse.brandeburg@intel.com> -M: Bruce Allan <bruce.w.allan@intel.com> -M: Carolyn Wyborny <carolyn.wyborny@intel.com> -M: Don Skidmore <donald.c.skidmore@intel.com> -M: Greg Rose <gregory.v.rose@intel.com> -M: Matthew Vick <matthew.vick@intel.com> -M: John Ronciak <john.ronciak@intel.com> -M: Mitch Williams <mitch.a.williams@intel.com> -M: Linux NICS <linux.nics@intel.com> -L: e1000-devel@lists.sourceforge.net +R: Jesse Brandeburg <jesse.brandeburg@intel.com> +R: Shannon Nelson <shannon.nelson@intel.com> +R: Carolyn Wyborny <carolyn.wyborny@intel.com> +R: Don Skidmore <donald.c.skidmore@intel.com> +R: Matthew Vick <matthew.vick@intel.com> +R: John Ronciak <john.ronciak@intel.com> +R: Mitch Williams <mitch.a.williams@intel.com> +L: intel-wired-lan@lists.osuosl.org W: http://www.intel.com/support/feedback.htm W: http://e1000.sourceforge.net/ -T: git git://git.kernel.org/pub/scm/linux/kernel/git/jkirsher/net.git -T: git git://git.kernel.org/pub/scm/linux/kernel/git/jkirsher/net-next.git +Q: http://patchwork.ozlabs.org/project/intel-wired-lan/list/ +T: git git://git.kernel.org/pub/scm/linux/kernel/git/jkirsher/net-queue.git +T: git git://git.kernel.org/pub/scm/linux/kernel/git/jkirsher/next-queue.git S: Supported F: Documentation/networking/e100.txt F: Documentation/networking/e1000.txt @@ -1,7 +1,7 @@ VERSION = 4 PATCHLEVEL = 0 SUBLEVEL = 0 -EXTRAVERSION = -rc6 +EXTRAVERSION = NAME = Hurr durr I'ma sheep # *DOCUMENTATION* diff --git a/arch/nios2/include/asm/thread_info.h b/arch/nios2/include/asm/thread_info.h index 1f266575beb5..a16e55cbd8ad 100644 --- a/arch/nios2/include/asm/thread_info.h +++ b/arch/nios2/include/asm/thread_info.h @@ -47,7 +47,6 @@ struct thread_info { 0-0x7FFFFFFF for user-thead 0-0xFFFFFFFF for kernel-thread */ - struct restart_block restart_block; struct pt_regs *regs; }; @@ -64,9 +63,6 @@ struct thread_info { .cpu = 0, \ .preempt_count = INIT_PREEMPT_COUNT, \ .addr_limit = KERNEL_DS, \ - .restart_block = { \ - .fn = do_no_restart_syscall, \ - }, \ } #define init_thread_info (init_thread_union.thread_info) diff --git a/arch/nios2/include/uapi/asm/ptrace.h b/arch/nios2/include/uapi/asm/ptrace.h index 71a330597adf..eff00e67c0a2 100644 --- a/arch/nios2/include/uapi/asm/ptrace.h +++ b/arch/nios2/include/uapi/asm/ptrace.h @@ -60,12 +60,17 @@ #define PTR_IPENDING 37 #define PTR_CPUID 38 #define PTR_CTL6 39 -#define PTR_CTL7 40 +#define PTR_EXCEPTION 40 #define PTR_PTEADDR 41 #define PTR_TLBACC 42 #define PTR_TLBMISC 43 +#define PTR_ECCINJ 44 +#define PTR_BADADDR 45 +#define PTR_CONFIG 46 +#define PTR_MPUBASE 47 +#define PTR_MPUACC 48 -#define NUM_PTRACE_REG (PTR_TLBMISC + 1) +#define NUM_PTRACE_REG (PTR_MPUACC + 1) /* User structures for general purpose registers. */ struct user_pt_regs { diff --git a/arch/nios2/kernel/entry.S b/arch/nios2/kernel/entry.S index 7729bd3f2e79..27b006c52e12 100644 --- a/arch/nios2/kernel/entry.S +++ b/arch/nios2/kernel/entry.S @@ -161,7 +161,7 @@ ENTRY(inthandler) *********************************************************************** */ ENTRY(handle_trap) - ldw r24, -4(ea) /* instruction that caused the exception */ + ldwio r24, -4(ea) /* instruction that caused the exception */ srli r24, r24, 4 andi r24, r24, 0x7c movia r9,trap_table diff --git a/arch/nios2/kernel/signal.c b/arch/nios2/kernel/signal.c index dda41e4fe707..20662b0f6c9e 100644 --- a/arch/nios2/kernel/signal.c +++ b/arch/nios2/kernel/signal.c @@ -43,7 +43,7 @@ static inline int rt_restore_ucontext(struct pt_regs *regs, int err; /* Always make any pending restarted system calls return -EINTR */ - current_thread_info()->restart_block.fn = do_no_restart_syscall; + current->restart_block.fn = do_no_restart_syscall; err = __get_user(temp, &uc->uc_mcontext.version); if (temp != MCONTEXT_VERSION) diff --git a/arch/nios2/mm/cacheflush.c b/arch/nios2/mm/cacheflush.c index 2ae482b42669..796642932e2e 100644 --- a/arch/nios2/mm/cacheflush.c +++ b/arch/nios2/mm/cacheflush.c @@ -23,9 +23,6 @@ static void __flush_dcache(unsigned long start, unsigned long end) end += (cpuinfo.dcache_line_size - 1); end &= ~(cpuinfo.dcache_line_size - 1); - if (end > start + cpuinfo.dcache_size) - end = start + cpuinfo.dcache_size; - for (addr = start; addr < end; addr += cpuinfo.dcache_line_size) { __asm__ __volatile__ (" flushda 0(%0)\n" : /* Outputs */ diff --git a/arch/powerpc/include/asm/cputhreads.h b/arch/powerpc/include/asm/cputhreads.h index 2bf8e9307be9..4c8ad592ae33 100644 --- a/arch/powerpc/include/asm/cputhreads.h +++ b/arch/powerpc/include/asm/cputhreads.h @@ -55,7 +55,7 @@ static inline cpumask_t cpu_thread_mask_to_cores(const struct cpumask *threads) static inline int cpu_nr_cores(void) { - return NR_CPUS >> threads_shift; + return nr_cpu_ids >> threads_shift; } static inline cpumask_t cpu_online_cores_map(void) diff --git a/arch/sparc/kernel/pci.c b/arch/sparc/kernel/pci.c index 9ce5afe167ff..b36365f49478 100644 --- a/arch/sparc/kernel/pci.c +++ b/arch/sparc/kernel/pci.c @@ -639,10 +639,7 @@ static void pci_claim_bus_resources(struct pci_bus *bus) (unsigned long long)r->end, (unsigned int)r->flags); - if (pci_claim_resource(dev, i) == 0) - continue; - - pci_claim_bridge_resource(dev, i); + pci_claim_resource(dev, i); } } diff --git a/arch/x86/include/asm/uaccess_64.h b/arch/x86/include/asm/uaccess_64.h index 12a26b979bf1..f2f9b39b274a 100644 --- a/arch/x86/include/asm/uaccess_64.h +++ b/arch/x86/include/asm/uaccess_64.h @@ -231,6 +231,6 @@ __copy_from_user_inatomic_nocache(void *dst, const void __user *src, } unsigned long -copy_user_handle_tail(char *to, char *from, unsigned len, unsigned zerorest); +copy_user_handle_tail(char *to, char *from, unsigned len); #endif /* _ASM_X86_UACCESS_64_H */ diff --git a/arch/x86/kernel/cpu/perf_event_intel.c b/arch/x86/kernel/cpu/perf_event_intel.c index 498b6d967138..258990688a5e 100644 --- a/arch/x86/kernel/cpu/perf_event_intel.c +++ b/arch/x86/kernel/cpu/perf_event_intel.c @@ -212,11 +212,11 @@ static struct event_constraint intel_hsw_event_constraints[] = { INTEL_UEVENT_CONSTRAINT(0x01c0, 0x2), /* INST_RETIRED.PREC_DIST */ INTEL_EVENT_CONSTRAINT(0xcd, 0x8), /* MEM_TRANS_RETIRED.LOAD_LATENCY */ /* CYCLE_ACTIVITY.CYCLES_L1D_PENDING */ - INTEL_EVENT_CONSTRAINT(0x08a3, 0x4), + INTEL_UEVENT_CONSTRAINT(0x08a3, 0x4), /* CYCLE_ACTIVITY.STALLS_L1D_PENDING */ - INTEL_EVENT_CONSTRAINT(0x0ca3, 0x4), + INTEL_UEVENT_CONSTRAINT(0x0ca3, 0x4), /* CYCLE_ACTIVITY.CYCLES_NO_EXECUTE */ - INTEL_EVENT_CONSTRAINT(0x04a3, 0xf), + INTEL_UEVENT_CONSTRAINT(0x04a3, 0xf), EVENT_CONSTRAINT_END }; @@ -1649,11 +1649,11 @@ intel_get_event_constraints(struct cpu_hw_events *cpuc, struct perf_event *event if (c) return c; - c = intel_pebs_constraints(event); + c = intel_shared_regs_constraints(cpuc, event); if (c) return c; - c = intel_shared_regs_constraints(cpuc, event); + c = intel_pebs_constraints(event); if (c) return c; diff --git a/arch/x86/kernel/entry_64.S b/arch/x86/kernel/entry_64.S index 2babb393915e..f0095a76c182 100644 --- a/arch/x86/kernel/entry_64.S +++ b/arch/x86/kernel/entry_64.S @@ -799,7 +799,21 @@ retint_swapgs: /* return to user-space */ cmpq %r11,(EFLAGS-ARGOFFSET)(%rsp) /* R11 == RFLAGS */ jne opportunistic_sysret_failed - testq $X86_EFLAGS_RF,%r11 /* sysret can't restore RF */ + /* + * SYSRET can't restore RF. SYSRET can restore TF, but unlike IRET, + * restoring TF results in a trap from userspace immediately after + * SYSRET. This would cause an infinite loop whenever #DB happens + * with register state that satisfies the opportunistic SYSRET + * conditions. For example, single-stepping this user code: + * + * movq $stuck_here,%rcx + * pushfq + * popq %r11 + * stuck_here: + * + * would never get past 'stuck_here'. + */ + testq $(X86_EFLAGS_RF|X86_EFLAGS_TF), %r11 jnz opportunistic_sysret_failed /* nothing to check for RSP */ diff --git a/arch/x86/kernel/kgdb.c b/arch/x86/kernel/kgdb.c index 7ec1d5f8d283..25ecd56cefa8 100644 --- a/arch/x86/kernel/kgdb.c +++ b/arch/x86/kernel/kgdb.c @@ -72,7 +72,7 @@ struct dbg_reg_def_t dbg_reg_def[DBG_MAX_REG_NUM] = { "bx", 8, offsetof(struct pt_regs, bx) }, { "cx", 8, offsetof(struct pt_regs, cx) }, { "dx", 8, offsetof(struct pt_regs, dx) }, - { "si", 8, offsetof(struct pt_regs, dx) }, + { "si", 8, offsetof(struct pt_regs, si) }, { "di", 8, offsetof(struct pt_regs, di) }, { "bp", 8, offsetof(struct pt_regs, bp) }, { "sp", 8, offsetof(struct pt_regs, sp) }, diff --git a/arch/x86/kernel/reboot.c b/arch/x86/kernel/reboot.c index bae6c609888e..86db4bcd7ce5 100644 --- a/arch/x86/kernel/reboot.c +++ b/arch/x86/kernel/reboot.c @@ -183,6 +183,16 @@ static struct dmi_system_id __initdata reboot_dmi_table[] = { }, }, + /* ASRock */ + { /* Handle problems with rebooting on ASRock Q1900DC-ITX */ + .callback = set_pci_reboot, + .ident = "ASRock Q1900DC-ITX", + .matches = { + DMI_MATCH(DMI_BOARD_VENDOR, "ASRock"), + DMI_MATCH(DMI_BOARD_NAME, "Q1900DC-ITX"), + }, + }, + /* ASUS */ { /* Handle problems with rebooting on ASUS P4S800 */ .callback = set_bios_reboot, diff --git a/arch/x86/lib/usercopy_64.c b/arch/x86/lib/usercopy_64.c index c905e89e19fe..1f33b3d1fd68 100644 --- a/arch/x86/lib/usercopy_64.c +++ b/arch/x86/lib/usercopy_64.c @@ -69,21 +69,20 @@ EXPORT_SYMBOL(copy_in_user); * it is not necessary to optimize tail handling. */ __visible unsigned long -copy_user_handle_tail(char *to, char *from, unsigned len, unsigned zerorest) +copy_user_handle_tail(char *to, char *from, unsigned len) { - char c; - unsigned zero_len; - for (; len; --len, to++) { + char c; + if (__get_user_nocheck(c, from++, sizeof(char))) break; if (__put_user_nocheck(c, to, sizeof(char))) break; } - - for (c = 0, zero_len = len; zerorest && zero_len; --zero_len) - if (__put_user_nocheck(c, to++, sizeof(char))) - break; clac(); + + /* If the destination is a kernel buffer, we always clear the end */ + if ((unsigned long)to >= TASK_SIZE_MAX) + memset(to, 0, len); return len; } diff --git a/arch/x86/xen/p2m.c b/arch/x86/xen/p2m.c index 9f93af56a5fc..b47124d4cd67 100644 --- a/arch/x86/xen/p2m.c +++ b/arch/x86/xen/p2m.c @@ -91,6 +91,12 @@ EXPORT_SYMBOL_GPL(xen_p2m_size); unsigned long xen_max_p2m_pfn __read_mostly; EXPORT_SYMBOL_GPL(xen_max_p2m_pfn); +#ifdef CONFIG_XEN_BALLOON_MEMORY_HOTPLUG_LIMIT +#define P2M_LIMIT CONFIG_XEN_BALLOON_MEMORY_HOTPLUG_LIMIT +#else +#define P2M_LIMIT 0 +#endif + static DEFINE_SPINLOCK(p2m_update_lock); static unsigned long *p2m_mid_missing_mfn; @@ -385,9 +391,11 @@ static void __init xen_rebuild_p2m_list(unsigned long *p2m) void __init xen_vmalloc_p2m_tree(void) { static struct vm_struct vm; + unsigned long p2m_limit; + p2m_limit = (phys_addr_t)P2M_LIMIT * 1024 * 1024 * 1024 / PAGE_SIZE; vm.flags = VM_ALLOC; - vm.size = ALIGN(sizeof(unsigned long) * xen_max_p2m_pfn, + vm.size = ALIGN(sizeof(unsigned long) * max(xen_max_p2m_pfn, p2m_limit), PMD_SIZE * PMDS_PER_MID_PAGE); vm_area_register_early(&vm, PMD_SIZE * PMDS_PER_MID_PAGE); pr_notice("p2m virtual area at %p, size is %lx\n", vm.addr, vm.size); diff --git a/block/blk-mq.c b/block/blk-mq.c index b7b8933ec241..33c428530193 100644 --- a/block/blk-mq.c +++ b/block/blk-mq.c @@ -1457,7 +1457,7 @@ static struct blk_mq_tags *blk_mq_init_rq_map(struct blk_mq_tag_set *set, do { page = alloc_pages_node(set->numa_node, - GFP_KERNEL | __GFP_NOWARN | __GFP_NORETRY, + GFP_KERNEL | __GFP_NOWARN | __GFP_NORETRY | __GFP_ZERO, this_order); if (page) break; @@ -1479,8 +1479,6 @@ static struct blk_mq_tags *blk_mq_init_rq_map(struct blk_mq_tag_set *set, left -= to_do * rq_size; for (j = 0; j < to_do; j++) { tags->rqs[i] = p; - tags->rqs[i]->atomic_flags = 0; - tags->rqs[i]->cmd_flags = 0; if (set->ops->init_request) { if (set->ops->init_request(set->driver_data, tags->rqs[i], hctx_idx, i, diff --git a/block/blk-settings.c b/block/blk-settings.c index 6ed2cbe5e8c9..12600bfffca9 100644 --- a/block/blk-settings.c +++ b/block/blk-settings.c @@ -585,7 +585,7 @@ int blk_stack_limits(struct queue_limits *t, struct queue_limits *b, b->physical_block_size); t->io_min = max(t->io_min, b->io_min); - t->io_opt = lcm(t->io_opt, b->io_opt); + t->io_opt = lcm_not_zero(t->io_opt, b->io_opt); t->cluster &= b->cluster; t->discard_zeroes_data &= b->discard_zeroes_data; @@ -616,7 +616,7 @@ int blk_stack_limits(struct queue_limits *t, struct queue_limits *b, b->raid_partial_stripes_expensive); /* Find lowest common alignment_offset */ - t->alignment_offset = lcm(t->alignment_offset, alignment) + t->alignment_offset = lcm_not_zero(t->alignment_offset, alignment) % max(t->physical_block_size, t->io_min); /* Verify that new alignment_offset is on a logical block boundary */ @@ -643,7 +643,7 @@ int blk_stack_limits(struct queue_limits *t, struct queue_limits *b, b->max_discard_sectors); t->discard_granularity = max(t->discard_granularity, b->discard_granularity); - t->discard_alignment = lcm(t->discard_alignment, alignment) % + t->discard_alignment = lcm_not_zero(t->discard_alignment, alignment) % t->discard_granularity; } diff --git a/drivers/acpi/processor_idle.c b/drivers/acpi/processor_idle.c index c6bb9f1257c9..f98db0b50551 100644 --- a/drivers/acpi/processor_idle.c +++ b/drivers/acpi/processor_idle.c @@ -922,7 +922,7 @@ static int acpi_processor_setup_cpuidle_states(struct acpi_processor *pr) return -EINVAL; drv->safe_state_index = -1; - for (i = 0; i < CPUIDLE_STATE_MAX; i++) { + for (i = CPUIDLE_DRIVER_STATE_START; i < CPUIDLE_STATE_MAX; i++) { drv->states[i].name[0] = '\0'; drv->states[i].desc[0] = '\0'; } diff --git a/drivers/ata/libata-core.c b/drivers/ata/libata-core.c index ef150ebb4c30..23dac3babfe3 100644 --- a/drivers/ata/libata-core.c +++ b/drivers/ata/libata-core.c @@ -4204,9 +4204,18 @@ static const struct ata_blacklist_entry ata_device_blacklist [] = { { "PIONEER DVD-RW DVR-216D", NULL, ATA_HORKAGE_NOSETXFER }, /* devices that don't properly handle queued TRIM commands */ - { "Micron_M[56]*", NULL, ATA_HORKAGE_NO_NCQ_TRIM | + { "Micron_M500*", NULL, ATA_HORKAGE_NO_NCQ_TRIM | + ATA_HORKAGE_ZERO_AFTER_TRIM, }, + { "Crucial_CT*M500*", NULL, ATA_HORKAGE_NO_NCQ_TRIM | + ATA_HORKAGE_ZERO_AFTER_TRIM, }, + { "Micron_M5[15]0*", "MU01", ATA_HORKAGE_NO_NCQ_TRIM | + ATA_HORKAGE_ZERO_AFTER_TRIM, }, + { "Crucial_CT*M550*", "MU01", ATA_HORKAGE_NO_NCQ_TRIM | + ATA_HORKAGE_ZERO_AFTER_TRIM, }, + { "Crucial_CT*MX100*", "MU01", ATA_HORKAGE_NO_NCQ_TRIM | + ATA_HORKAGE_ZERO_AFTER_TRIM, }, + { "Samsung SSD 850 PRO*", NULL, ATA_HORKAGE_NO_NCQ_TRIM | ATA_HORKAGE_ZERO_AFTER_TRIM, }, - { "Crucial_CT*SSD*", NULL, ATA_HORKAGE_NO_NCQ_TRIM, }, /* * As defined, the DRAT (Deterministic Read After Trim) and RZAT @@ -4226,6 +4235,8 @@ static const struct ata_blacklist_entry ata_device_blacklist [] = { */ { "INTEL*SSDSC2MH*", NULL, 0, }, + { "Micron*", NULL, ATA_HORKAGE_ZERO_AFTER_TRIM, }, + { "Crucial*", NULL, ATA_HORKAGE_ZERO_AFTER_TRIM, }, { "INTEL*SSD*", NULL, ATA_HORKAGE_ZERO_AFTER_TRIM, }, { "SSD*INTEL*", NULL, ATA_HORKAGE_ZERO_AFTER_TRIM, }, { "Samsung*SSD*", NULL, ATA_HORKAGE_ZERO_AFTER_TRIM, }, diff --git a/drivers/char/ipmi/ipmi_powernv.c b/drivers/char/ipmi/ipmi_powernv.c index 79524ed2a3cb..8753b0f6a317 100644 --- a/drivers/char/ipmi/ipmi_powernv.c +++ b/drivers/char/ipmi/ipmi_powernv.c @@ -125,6 +125,7 @@ static int ipmi_powernv_recv(struct ipmi_smi_powernv *smi) spin_lock_irqsave(&smi->msg_lock, flags); if (!smi->cur_msg) { + spin_unlock_irqrestore(&smi->msg_lock, flags); pr_warn("no current message?\n"); return 0; } diff --git a/drivers/char/ipmi/ipmi_si_intf.c b/drivers/char/ipmi/ipmi_si_intf.c index f6646ed3047e..518585c1ce94 100644 --- a/drivers/char/ipmi/ipmi_si_intf.c +++ b/drivers/char/ipmi/ipmi_si_intf.c @@ -263,6 +263,11 @@ struct smi_info { bool supports_event_msg_buff; /* + * Can we clear the global enables receive irq bit? + */ + bool cannot_clear_recv_irq_bit; + + /* * Did we get an attention that we did not handle? */ bool got_attn; @@ -461,6 +466,9 @@ static void smi_mod_timer(struct smi_info *smi_info, unsigned long new_val) * allocate messages, we just leave them in the BMC and run the system * polled until we can allocate some memory. Once we have some * memory, we will re-enable the interrupt. + * + * Note that we cannot just use disable_irq(), since the interrupt may + * be shared. */ static inline bool disable_si_irq(struct smi_info *smi_info) { @@ -549,20 +557,15 @@ static u8 current_global_enables(struct smi_info *smi_info, u8 base, if (smi_info->supports_event_msg_buff) enables |= IPMI_BMC_EVT_MSG_BUFF; - else - enables &= ~IPMI_BMC_EVT_MSG_BUFF; - if (smi_info->irq && !smi_info->interrupt_disabled) + if ((smi_info->irq && !smi_info->interrupt_disabled) || + smi_info->cannot_clear_recv_irq_bit) enables |= IPMI_BMC_RCV_MSG_INTR; - else - enables &= ~IPMI_BMC_RCV_MSG_INTR; if (smi_info->supports_event_msg_buff && smi_info->irq && !smi_info->interrupt_disabled) enables |= IPMI_BMC_EVT_MSG_INTR; - else - enables &= ~IPMI_BMC_EVT_MSG_INTR; *irq_on = enables & (IPMI_BMC_EVT_MSG_INTR | IPMI_BMC_RCV_MSG_INTR); @@ -2900,6 +2903,96 @@ static int try_get_dev_id(struct smi_info *smi_info) return rv; } +/* + * Some BMCs do not support clearing the receive irq bit in the global + * enables (even if they don't support interrupts on the BMC). Check + * for this and handle it properly. + */ +static void check_clr_rcv_irq(struct smi_info *smi_info) +{ + unsigned char msg[3]; + unsigned char *resp; + unsigned long resp_len; + int rv; + + resp = kmalloc(IPMI_MAX_MSG_LENGTH, GFP_KERNEL); + if (!resp) { + printk(KERN_WARNING PFX "Out of memory allocating response for" + " global enables command, cannot check recv irq bit" + " handling.\n"); + return; + } + + msg[0] = IPMI_NETFN_APP_REQUEST << 2; + msg[1] = IPMI_GET_BMC_GLOBAL_ENABLES_CMD; + smi_info->handlers->start_transaction(smi_info->si_sm, msg, 2); + + rv = wait_for_msg_done(smi_info); + if (rv) { + printk(KERN_WARNING PFX "Error getting response from get" + " global enables command, cannot check recv irq bit" + " handling.\n"); + goto out; + } + + resp_len = smi_info->handlers->get_result(smi_info->si_sm, + resp, IPMI_MAX_MSG_LENGTH); + + if (resp_len < 4 || + resp[0] != (IPMI_NETFN_APP_REQUEST | 1) << 2 || + resp[1] != IPMI_GET_BMC_GLOBAL_ENABLES_CMD || + resp[2] != 0) { + printk(KERN_WARNING PFX "Invalid return from get global" + " enables command, cannot check recv irq bit" + " handling.\n"); + rv = -EINVAL; + goto out; + } + + if ((resp[3] & IPMI_BMC_RCV_MSG_INTR) == 0) + /* Already clear, should work ok. */ + goto out; + + msg[0] = IPMI_NETFN_APP_REQUEST << 2; + msg[1] = IPMI_SET_BMC_GLOBAL_ENABLES_CMD; + msg[2] = resp[3] & ~IPMI_BMC_RCV_MSG_INTR; + smi_info->handlers->start_transaction(smi_info->si_sm, msg, 3); + + rv = wait_for_msg_done(smi_info); + if (rv) { + printk(KERN_WARNING PFX "Error getting response from set" + " global enables command, cannot check recv irq bit" + " handling.\n"); + goto out; + } + + resp_len = smi_info->handlers->get_result(smi_info->si_sm, + resp, IPMI_MAX_MSG_LENGTH); + + if (resp_len < 3 || + resp[0] != (IPMI_NETFN_APP_REQUEST | 1) << 2 || + resp[1] != IPMI_SET_BMC_GLOBAL_ENABLES_CMD) { + printk(KERN_WARNING PFX "Invalid return from get global" + " enables command, cannot check recv irq bit" + " handling.\n"); + rv = -EINVAL; + goto out; + } + + if (resp[2] != 0) { + /* + * An error when setting the event buffer bit means + * clearing the bit is not supported. + */ + printk(KERN_WARNING PFX "The BMC does not support clearing" + " the recv irq bit, compensating, but the BMC needs to" + " be fixed.\n"); + smi_info->cannot_clear_recv_irq_bit = true; + } + out: + kfree(resp); +} + static int try_enable_event_buffer(struct smi_info *smi_info) { unsigned char msg[3]; @@ -3395,6 +3488,8 @@ static int try_smi_init(struct smi_info *new_smi) goto out_err; } + check_clr_rcv_irq(new_smi); + setup_oem_data_handler(new_smi); setup_xaction_handlers(new_smi); diff --git a/drivers/char/ipmi/ipmi_ssif.c b/drivers/char/ipmi/ipmi_ssif.c index f6e378dac5f5..f40e3bd2c69c 100644 --- a/drivers/char/ipmi/ipmi_ssif.c +++ b/drivers/char/ipmi/ipmi_ssif.c @@ -468,11 +468,13 @@ static int ipmi_ssif_thread(void *data) int result; /* Wait for something to do */ - wait_for_completion(&ssif_info->wake_thread); - init_completion(&ssif_info->wake_thread); - + result = wait_for_completion_interruptible( + &ssif_info->wake_thread); if (ssif_info->stopping) break; + if (result == -ERESTARTSYS) + continue; + init_completion(&ssif_info->wake_thread); if (ssif_info->i2c_read_write == I2C_SMBUS_WRITE) { result = i2c_smbus_write_block_data( diff --git a/drivers/cpufreq/cpufreq.c b/drivers/cpufreq/cpufreq.c index 28e59a48b35f..8ae655c364f4 100644 --- a/drivers/cpufreq/cpufreq.c +++ b/drivers/cpufreq/cpufreq.c @@ -1698,15 +1698,18 @@ void cpufreq_resume(void) || __cpufreq_governor(policy, CPUFREQ_GOV_LIMITS)) pr_err("%s: Failed to start governor for policy: %p\n", __func__, policy); - - /* - * schedule call cpufreq_update_policy() for boot CPU, i.e. last - * policy in list. It will verify that the current freq is in - * sync with what we believe it to be. - */ - if (list_is_last(&policy->policy_list, &cpufreq_policy_list)) - schedule_work(&policy->update); } + + /* + * schedule call cpufreq_update_policy() for first-online CPU, as that + * wouldn't be hotplugged-out on suspend. It will verify that the + * current freq is in sync with what we believe it to be. + */ + policy = cpufreq_cpu_get_raw(cpumask_first(cpu_online_mask)); + if (WARN_ON(!policy)) + return; + + schedule_work(&policy->update); } /** diff --git a/drivers/cpuidle/cpuidle.c b/drivers/cpuidle/cpuidle.c index 080bd2dbde4b..7a73a279e179 100644 --- a/drivers/cpuidle/cpuidle.c +++ b/drivers/cpuidle/cpuidle.c @@ -330,9 +330,6 @@ int cpuidle_enable_device(struct cpuidle_device *dev) if (!dev->registered) return -EINVAL; - if (!dev->state_count) - dev->state_count = drv->state_count; - ret = cpuidle_add_device_sysfs(dev); if (ret) return ret; diff --git a/drivers/cpuidle/sysfs.c b/drivers/cpuidle/sysfs.c index 97c5903b4606..832a2c3f01ff 100644 --- a/drivers/cpuidle/sysfs.c +++ b/drivers/cpuidle/sysfs.c @@ -401,7 +401,7 @@ static int cpuidle_add_state_sysfs(struct cpuidle_device *device) struct cpuidle_driver *drv = cpuidle_get_cpu_driver(device); /* state statistics */ - for (i = 0; i < device->state_count; i++) { + for (i = 0; i < drv->state_count; i++) { kobj = kzalloc(sizeof(struct cpuidle_state_kobj), GFP_KERNEL); if (!kobj) goto error_state; @@ -433,9 +433,10 @@ error_state: */ static void cpuidle_remove_state_sysfs(struct cpuidle_device *device) { + struct cpuidle_driver *drv = cpuidle_get_cpu_driver(device); int i; - for (i = 0; i < device->state_count; i++) + for (i = 0; i < drv->state_count; i++) cpuidle_free_state_kobj(device, i); } diff --git a/drivers/dma/bcm2835-dma.c b/drivers/dma/bcm2835-dma.c index 0723096fb50a..c92d6a70ccf3 100644 --- a/drivers/dma/bcm2835-dma.c +++ b/drivers/dma/bcm2835-dma.c @@ -475,6 +475,7 @@ static int bcm2835_dma_terminate_all(struct dma_chan *chan) * c->desc is NULL and exit.) */ if (c->desc) { + bcm2835_dma_desc_free(&c->desc->vd); c->desc = NULL; bcm2835_dma_abort(c->chan_base); diff --git a/drivers/dma/cppi41.c b/drivers/dma/cppi41.c index 512cb8e2805e..ceedafbd23e0 100644 --- a/drivers/dma/cppi41.c +++ b/drivers/dma/cppi41.c @@ -903,6 +903,11 @@ static const struct cppi_glue_infos *get_glue_info(struct device *dev) return of_id->data; } +#define CPPI41_DMA_BUSWIDTHS (BIT(DMA_SLAVE_BUSWIDTH_1_BYTE) | \ + BIT(DMA_SLAVE_BUSWIDTH_2_BYTES) | \ + BIT(DMA_SLAVE_BUSWIDTH_3_BYTES) | \ + BIT(DMA_SLAVE_BUSWIDTH_4_BYTES)) + static int cppi41_dma_probe(struct platform_device *pdev) { struct cppi41_dd *cdd; @@ -926,6 +931,10 @@ static int cppi41_dma_probe(struct platform_device *pdev) cdd->ddev.device_issue_pending = cppi41_dma_issue_pending; cdd->ddev.device_prep_slave_sg = cppi41_dma_prep_slave_sg; cdd->ddev.device_terminate_all = cppi41_stop_chan; + cdd->ddev.directions = BIT(DMA_DEV_TO_MEM) | BIT(DMA_MEM_TO_DEV); + cdd->ddev.src_addr_widths = CPPI41_DMA_BUSWIDTHS; + cdd->ddev.dst_addr_widths = CPPI41_DMA_BUSWIDTHS; + cdd->ddev.residue_granularity = DMA_RESIDUE_GRANULARITY_BURST; cdd->ddev.dev = dev; INIT_LIST_HEAD(&cdd->ddev.channels); cpp41_dma_info.dma_cap = cdd->ddev.cap_mask; diff --git a/drivers/dma/dma-jz4740.c b/drivers/dma/dma-jz4740.c index 4527a3ebeac4..84884418fd30 100644 --- a/drivers/dma/dma-jz4740.c +++ b/drivers/dma/dma-jz4740.c @@ -511,6 +511,9 @@ static void jz4740_dma_desc_free(struct virt_dma_desc *vdesc) kfree(container_of(vdesc, struct jz4740_dma_desc, vdesc)); } +#define JZ4740_DMA_BUSWIDTHS (BIT(DMA_SLAVE_BUSWIDTH_1_BYTE) | \ + BIT(DMA_SLAVE_BUSWIDTH_2_BYTES) | BIT(DMA_SLAVE_BUSWIDTH_4_BYTES)) + static int jz4740_dma_probe(struct platform_device *pdev) { struct jz4740_dmaengine_chan *chan; @@ -548,6 +551,10 @@ static int jz4740_dma_probe(struct platform_device *pdev) dd->device_prep_dma_cyclic = jz4740_dma_prep_dma_cyclic; dd->device_config = jz4740_dma_slave_config; dd->device_terminate_all = jz4740_dma_terminate_all; + dd->src_addr_widths = JZ4740_DMA_BUSWIDTHS; + dd->dst_addr_widths = JZ4740_DMA_BUSWIDTHS; + dd->directions = BIT(DMA_DEV_TO_MEM) | BIT(DMA_MEM_TO_DEV); + dd->residue_granularity = DMA_RESIDUE_GRANULARITY_BURST; dd->dev = &pdev->dev; INIT_LIST_HEAD(&dd->channels); diff --git a/drivers/dma/dmaengine.c b/drivers/dma/dmaengine.c index f15712f2fec6..ac336a961dea 100644 --- a/drivers/dma/dmaengine.c +++ b/drivers/dma/dmaengine.c @@ -859,9 +859,6 @@ int dma_async_device_register(struct dma_device *device) BUG_ON(!device->device_issue_pending); BUG_ON(!device->dev); - WARN(dma_has_cap(DMA_SLAVE, device->cap_mask) && !device->directions, - "this driver doesn't support generic slave capabilities reporting\n"); - /* note: this only matters in the * CONFIG_ASYNC_TX_ENABLE_CHANNEL_SWITCH=n case */ diff --git a/drivers/dma/edma.c b/drivers/dma/edma.c index 276157f22612..53dbd3b3384c 100644 --- a/drivers/dma/edma.c +++ b/drivers/dma/edma.c @@ -260,6 +260,13 @@ static int edma_terminate_all(struct dma_chan *chan) */ if (echan->edesc) { int cyclic = echan->edesc->cyclic; + + /* + * free the running request descriptor + * since it is not in any of the vdesc lists + */ + edma_desc_free(&echan->edesc->vdesc); + echan->edesc = NULL; edma_stop(echan->ch_num); /* Move the cyclic channel back to default queue */ diff --git a/drivers/dma/moxart-dma.c b/drivers/dma/moxart-dma.c index 15cab7d79525..b4634109e010 100644 --- a/drivers/dma/moxart-dma.c +++ b/drivers/dma/moxart-dma.c @@ -193,8 +193,10 @@ static int moxart_terminate_all(struct dma_chan *chan) spin_lock_irqsave(&ch->vc.lock, flags); - if (ch->desc) + if (ch->desc) { + moxart_dma_desc_free(&ch->desc->vd); ch->desc = NULL; + } ctrl = readl(ch->base + REG_OFF_CTRL); ctrl &= ~(APB_DMA_ENABLE | APB_DMA_FIN_INT_EN | APB_DMA_ERR_INT_EN); diff --git a/drivers/dma/omap-dma.c b/drivers/dma/omap-dma.c index 7dd6dd121681..167dbaf65742 100644 --- a/drivers/dma/omap-dma.c +++ b/drivers/dma/omap-dma.c @@ -981,6 +981,7 @@ static int omap_dma_terminate_all(struct dma_chan *chan) * c->desc is NULL and exit.) */ if (c->desc) { + omap_dma_desc_free(&c->desc->vd); c->desc = NULL; /* Avoid stopping the dma twice */ if (!c->paused) diff --git a/drivers/firmware/dmi_scan.c b/drivers/firmware/dmi_scan.c index 69fac068669f..2eebd28b4c40 100644 --- a/drivers/firmware/dmi_scan.c +++ b/drivers/firmware/dmi_scan.c @@ -86,10 +86,13 @@ static void dmi_table(u8 *buf, u32 len, int num, int i = 0; /* - * Stop when we see all the items the table claimed to have - * OR we run off the end of the table (also happens) + * Stop when we have seen all the items the table claimed to have + * (SMBIOS < 3.0 only) OR we reach an end-of-table marker OR we run + * off the end of the table (should never happen but sometimes does + * on bogus implementations.) */ - while ((i < num) && (data - buf + sizeof(struct dmi_header)) <= len) { + while ((!num || i < num) && + (data - buf + sizeof(struct dmi_header)) <= len) { const struct dmi_header *dm = (const struct dmi_header *)data; /* @@ -529,21 +532,10 @@ static int __init dmi_smbios3_present(const u8 *buf) if (memcmp(buf, "_SM3_", 5) == 0 && buf[6] < 32 && dmi_checksum(buf, buf[6])) { dmi_ver = get_unaligned_be16(buf + 7); + dmi_num = 0; /* No longer specified */ dmi_len = get_unaligned_le32(buf + 12); dmi_base = get_unaligned_le64(buf + 16); - /* - * The 64-bit SMBIOS 3.0 entry point no longer has a field - * containing the number of structures present in the table. - * Instead, it defines the table size as a maximum size, and - * relies on the end-of-table structure type (#127) to be used - * to signal the end of the table. - * So let's define dmi_num as an upper bound as well: each - * structure has a 4 byte header, so dmi_len / 4 is an upper - * bound for the number of structures in the table. - */ - dmi_num = dmi_len / 4; - if (dmi_walk_early(dmi_decode) == 0) { pr_info("SMBIOS %d.%d present.\n", dmi_ver >> 8, dmi_ver & 0xFF); diff --git a/drivers/gpio/gpio-mpc8xxx.c b/drivers/gpio/gpio-mpc8xxx.c index a6952ba343a8..a65b75161aa4 100644 --- a/drivers/gpio/gpio-mpc8xxx.c +++ b/drivers/gpio/gpio-mpc8xxx.c @@ -334,7 +334,7 @@ static struct irq_domain_ops mpc8xxx_gpio_irq_ops = { .xlate = irq_domain_xlate_twocell, }; -static struct of_device_id mpc8xxx_gpio_ids[] __initdata = { +static struct of_device_id mpc8xxx_gpio_ids[] = { { .compatible = "fsl,mpc8349-gpio", }, { .compatible = "fsl,mpc8572-gpio", }, { .compatible = "fsl,mpc8610-gpio", }, diff --git a/drivers/gpio/gpio-syscon.c b/drivers/gpio/gpio-syscon.c index 257e2989215c..045a952576c7 100644 --- a/drivers/gpio/gpio-syscon.c +++ b/drivers/gpio/gpio-syscon.c @@ -219,7 +219,7 @@ static int syscon_gpio_probe(struct platform_device *pdev) ret = of_property_read_u32_index(np, "gpio,syscon-dev", 2, &priv->dir_reg_offset); if (ret) - dev_err(dev, "can't read the dir register offset!\n"); + dev_dbg(dev, "can't read the dir register offset!\n"); priv->dir_reg_offset <<= 3; } diff --git a/drivers/gpio/gpiolib-acpi.c b/drivers/gpio/gpiolib-acpi.c index c0929d938ced..df990f29757a 100644 --- a/drivers/gpio/gpiolib-acpi.c +++ b/drivers/gpio/gpiolib-acpi.c @@ -201,6 +201,10 @@ static acpi_status acpi_gpiochip_request_interrupt(struct acpi_resource *ares, if (!handler) return AE_BAD_PARAMETER; + pin = acpi_gpiochip_pin_to_gpio_offset(chip, pin); + if (pin < 0) + return AE_BAD_PARAMETER; + desc = gpiochip_request_own_desc(chip, pin, "ACPI:Event"); if (IS_ERR(desc)) { dev_err(chip->dev, "Failed to request GPIO\n"); @@ -551,6 +555,12 @@ acpi_gpio_adr_space_handler(u32 function, acpi_physical_address address, struct gpio_desc *desc; bool found; + pin = acpi_gpiochip_pin_to_gpio_offset(chip, pin); + if (pin < 0) { + status = AE_BAD_PARAMETER; + goto out; + } + mutex_lock(&achip->conn_lock); found = false; diff --git a/drivers/gpu/drm/drm_crtc.c b/drivers/gpu/drm/drm_crtc.c index 679b10e34fb5..b6f076b213bc 100644 --- a/drivers/gpu/drm/drm_crtc.c +++ b/drivers/gpu/drm/drm_crtc.c @@ -2121,7 +2121,7 @@ int drm_mode_getconnector(struct drm_device *dev, void *data, connector = drm_connector_find(dev, out_resp->connector_id); if (!connector) { ret = -ENOENT; - goto out; + goto out_unlock; } for (i = 0; i < DRM_CONNECTOR_MAX_ENCODER; i++) @@ -2201,6 +2201,8 @@ int drm_mode_getconnector(struct drm_device *dev, void *data, out: drm_modeset_unlock(&dev->mode_config.connection_mutex); + +out_unlock: mutex_unlock(&dev->mode_config.mutex); return ret; diff --git a/drivers/gpu/drm/drm_edid_load.c b/drivers/gpu/drm/drm_edid_load.c index 732cb6f8e653..4c0aa97aaf03 100644 --- a/drivers/gpu/drm/drm_edid_load.c +++ b/drivers/gpu/drm/drm_edid_load.c @@ -287,6 +287,7 @@ int drm_load_edid_firmware(struct drm_connector *connector) drm_mode_connector_update_edid_property(connector, edid); ret = drm_add_edid_modes(connector, edid); + drm_edid_to_eld(connector, edid); kfree(edid); return ret; diff --git a/drivers/gpu/drm/drm_probe_helper.c b/drivers/gpu/drm/drm_probe_helper.c index 6591d48c1b9d..3fee587bc284 100644 --- a/drivers/gpu/drm/drm_probe_helper.c +++ b/drivers/gpu/drm/drm_probe_helper.c @@ -174,6 +174,7 @@ static int drm_helper_probe_single_connector_modes_merge_bits(struct drm_connect struct edid *edid = (struct edid *) connector->edid_blob_ptr->data; count = drm_add_edid_modes(connector, edid); + drm_edid_to_eld(connector, edid); } else count = (*connector_funcs->get_modes)(connector); } diff --git a/drivers/gpu/drm/exynos/exynos_drm_fimd.c b/drivers/gpu/drm/exynos/exynos_drm_fimd.c index c300e22da8ac..33a10ce967ea 100644 --- a/drivers/gpu/drm/exynos/exynos_drm_fimd.c +++ b/drivers/gpu/drm/exynos/exynos_drm_fimd.c @@ -147,6 +147,7 @@ struct fimd_win_data { unsigned int ovl_height; unsigned int fb_width; unsigned int fb_height; + unsigned int fb_pitch; unsigned int bpp; unsigned int pixel_format; dma_addr_t dma_addr; @@ -532,13 +533,14 @@ static void fimd_win_mode_set(struct exynos_drm_crtc *crtc, win_data->offset_y = plane->crtc_y; win_data->ovl_width = plane->crtc_width; win_data->ovl_height = plane->crtc_height; + win_data->fb_pitch = plane->pitch; win_data->fb_width = plane->fb_width; win_data->fb_height = plane->fb_height; win_data->dma_addr = plane->dma_addr[0] + offset; win_data->bpp = plane->bpp; win_data->pixel_format = plane->pixel_format; - win_data->buf_offsize = (plane->fb_width - plane->crtc_width) * - (plane->bpp >> 3); + win_data->buf_offsize = + plane->pitch - (plane->crtc_width * (plane->bpp >> 3)); win_data->line_size = plane->crtc_width * (plane->bpp >> 3); DRM_DEBUG_KMS("offset_x = %d, offset_y = %d\n", @@ -704,7 +706,7 @@ static void fimd_win_commit(struct exynos_drm_crtc *crtc, int zpos) writel(val, ctx->regs + VIDWx_BUF_START(win, 0)); /* buffer end address */ - size = win_data->fb_width * win_data->ovl_height * (win_data->bpp >> 3); + size = win_data->fb_pitch * win_data->ovl_height * (win_data->bpp >> 3); val = (unsigned long)(win_data->dma_addr + size); writel(val, ctx->regs + VIDWx_BUF_END(win, 0)); diff --git a/drivers/gpu/drm/exynos/exynos_mixer.c b/drivers/gpu/drm/exynos/exynos_mixer.c index 3518bc4654c5..2e3bc57ea50e 100644 --- a/drivers/gpu/drm/exynos/exynos_mixer.c +++ b/drivers/gpu/drm/exynos/exynos_mixer.c @@ -55,6 +55,7 @@ struct hdmi_win_data { unsigned int fb_x; unsigned int fb_y; unsigned int fb_width; + unsigned int fb_pitch; unsigned int fb_height; unsigned int src_width; unsigned int src_height; @@ -438,7 +439,7 @@ static void vp_video_buffer(struct mixer_context *ctx, int win) } else { luma_addr[0] = win_data->dma_addr; chroma_addr[0] = win_data->dma_addr - + (win_data->fb_width * win_data->fb_height); + + (win_data->fb_pitch * win_data->fb_height); } if (win_data->scan_flags & DRM_MODE_FLAG_INTERLACE) { @@ -447,8 +448,8 @@ static void vp_video_buffer(struct mixer_context *ctx, int win) luma_addr[1] = luma_addr[0] + 0x40; chroma_addr[1] = chroma_addr[0] + 0x40; } else { - luma_addr[1] = luma_addr[0] + win_data->fb_width; - chroma_addr[1] = chroma_addr[0] + win_data->fb_width; + luma_addr[1] = luma_addr[0] + win_data->fb_pitch; + chroma_addr[1] = chroma_addr[0] + win_data->fb_pitch; } } else { ctx->interlace = false; @@ -469,10 +470,10 @@ static void vp_video_buffer(struct mixer_context *ctx, int win) vp_reg_writemask(res, VP_MODE, val, VP_MODE_FMT_MASK); /* setting size of input image */ - vp_reg_write(res, VP_IMG_SIZE_Y, VP_IMG_HSIZE(win_data->fb_width) | + vp_reg_write(res, VP_IMG_SIZE_Y, VP_IMG_HSIZE(win_data->fb_pitch) | VP_IMG_VSIZE(win_data->fb_height)); /* chroma height has to reduced by 2 to avoid chroma distorions */ - vp_reg_write(res, VP_IMG_SIZE_C, VP_IMG_HSIZE(win_data->fb_width) | + vp_reg_write(res, VP_IMG_SIZE_C, VP_IMG_HSIZE(win_data->fb_pitch) | VP_IMG_VSIZE(win_data->fb_height / 2)); vp_reg_write(res, VP_SRC_WIDTH, win_data->src_width); @@ -559,7 +560,7 @@ static void mixer_graph_buffer(struct mixer_context *ctx, int win) /* converting dma address base and source offset */ dma_addr = win_data->dma_addr + (win_data->fb_x * win_data->bpp >> 3) - + (win_data->fb_y * win_data->fb_width * win_data->bpp >> 3); + + (win_data->fb_y * win_data->fb_pitch); src_x_offset = 0; src_y_offset = 0; @@ -576,7 +577,8 @@ static void mixer_graph_buffer(struct mixer_context *ctx, int win) MXR_GRP_CFG_FORMAT_VAL(fmt), MXR_GRP_CFG_FORMAT_MASK); /* setup geometry */ - mixer_reg_write(res, MXR_GRAPHIC_SPAN(win), win_data->fb_width); + mixer_reg_write(res, MXR_GRAPHIC_SPAN(win), + win_data->fb_pitch / (win_data->bpp >> 3)); /* setup display size */ if (ctx->mxr_ver == MXR_VER_128_0_0_184 && @@ -961,6 +963,7 @@ static void mixer_win_mode_set(struct exynos_drm_crtc *crtc, win_data->fb_y = plane->fb_y; win_data->fb_width = plane->fb_width; win_data->fb_height = plane->fb_height; + win_data->fb_pitch = plane->pitch; win_data->src_width = plane->src_width; win_data->src_height = plane->src_height; diff --git a/drivers/gpu/drm/i915/i915_drv.c b/drivers/gpu/drm/i915/i915_drv.c index cc6ea53d2b81..5c66b568bb81 100644 --- a/drivers/gpu/drm/i915/i915_drv.c +++ b/drivers/gpu/drm/i915/i915_drv.c @@ -1095,6 +1095,7 @@ static void vlv_save_gunit_s0ix_state(struct drm_i915_private *dev_priv) /* Gunit-Display CZ domain, 0x182028-0x1821CF */ s->gu_ctl0 = I915_READ(VLV_GU_CTL0); s->gu_ctl1 = I915_READ(VLV_GU_CTL1); + s->pcbr = I915_READ(VLV_PCBR); s->clock_gate_dis2 = I915_READ(VLV_GUNIT_CLOCK_GATE2); /* @@ -1189,6 +1190,7 @@ static void vlv_restore_gunit_s0ix_state(struct drm_i915_private *dev_priv) /* Gunit-Display CZ domain, 0x182028-0x1821CF */ I915_WRITE(VLV_GU_CTL0, s->gu_ctl0); I915_WRITE(VLV_GU_CTL1, s->gu_ctl1); + I915_WRITE(VLV_PCBR, s->pcbr); I915_WRITE(VLV_GUNIT_CLOCK_GATE2, s->clock_gate_dis2); } @@ -1197,19 +1199,7 @@ int vlv_force_gfx_clock(struct drm_i915_private *dev_priv, bool force_on) u32 val; int err; - val = I915_READ(VLV_GTLC_SURVIVABILITY_REG); - WARN_ON(!!(val & VLV_GFX_CLK_FORCE_ON_BIT) == force_on); - #define COND (I915_READ(VLV_GTLC_SURVIVABILITY_REG) & VLV_GFX_CLK_STATUS_BIT) - /* Wait for a previous force-off to settle */ - if (force_on) { - err = wait_for(!COND, 20); - if (err) { - DRM_ERROR("timeout waiting for GFX clock force-off (%08x)\n", - I915_READ(VLV_GTLC_SURVIVABILITY_REG)); - return err; - } - } val = I915_READ(VLV_GTLC_SURVIVABILITY_REG); val &= ~VLV_GFX_CLK_FORCE_ON_BIT; diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h index 8727086cf48c..b4faa2df9d3d 100644 --- a/drivers/gpu/drm/i915/i915_drv.h +++ b/drivers/gpu/drm/i915/i915_drv.h @@ -1094,6 +1094,7 @@ struct vlv_s0ix_state { /* Display 2 CZ domain */ u32 gu_ctl0; u32 gu_ctl1; + u32 pcbr; u32 clock_gate_dis2; }; diff --git a/drivers/gpu/drm/i915/i915_gem_execbuffer.c b/drivers/gpu/drm/i915/i915_gem_execbuffer.c index b773368fc62c..38a742532c4f 100644 --- a/drivers/gpu/drm/i915/i915_gem_execbuffer.c +++ b/drivers/gpu/drm/i915/i915_gem_execbuffer.c @@ -1487,7 +1487,7 @@ i915_gem_do_execbuffer(struct drm_device *dev, void *data, goto err; } - if (i915_needs_cmd_parser(ring)) { + if (i915_needs_cmd_parser(ring) && args->batch_len) { batch_obj = i915_gem_execbuffer_parse(ring, &shadow_exec_entry, eb, diff --git a/drivers/gpu/drm/i915/intel_sprite.c b/drivers/gpu/drm/i915/intel_sprite.c index 0a52c44ad03d..9c5451c97942 100644 --- a/drivers/gpu/drm/i915/intel_sprite.c +++ b/drivers/gpu/drm/i915/intel_sprite.c @@ -1322,7 +1322,7 @@ int intel_sprite_set_colorkey(struct drm_device *dev, void *data, drm_modeset_lock_all(dev); plane = drm_plane_find(dev, set->plane_id); - if (!plane) { + if (!plane || plane->type != DRM_PLANE_TYPE_OVERLAY) { ret = -ENOENT; goto out_unlock; } @@ -1349,7 +1349,7 @@ int intel_sprite_get_colorkey(struct drm_device *dev, void *data, drm_modeset_lock_all(dev); plane = drm_plane_find(dev, get->plane_id); - if (!plane) { + if (!plane || plane->type != DRM_PLANE_TYPE_OVERLAY) { ret = -ENOENT; goto out_unlock; } diff --git a/drivers/gpu/drm/radeon/cikd.h b/drivers/gpu/drm/radeon/cikd.h index c648e1996dab..243a36c93b8f 100644 --- a/drivers/gpu/drm/radeon/cikd.h +++ b/drivers/gpu/drm/radeon/cikd.h @@ -2129,6 +2129,7 @@ #define VCE_UENC_REG_CLOCK_GATING 0x207c0 #define VCE_SYS_INT_EN 0x21300 # define VCE_SYS_INT_TRAP_INTERRUPT_EN (1 << 3) +#define VCE_LMI_VCPU_CACHE_40BIT_BAR 0x2145c #define VCE_LMI_CTRL2 0x21474 #define VCE_LMI_CTRL 0x21498 #define VCE_LMI_VM_CTRL 0x214a0 diff --git a/drivers/gpu/drm/radeon/radeon.h b/drivers/gpu/drm/radeon/radeon.h index 5587603b4a89..33d5a4f4eebd 100644 --- a/drivers/gpu/drm/radeon/radeon.h +++ b/drivers/gpu/drm/radeon/radeon.h @@ -1565,6 +1565,7 @@ struct radeon_dpm { int new_active_crtc_count; u32 current_active_crtcs; int current_active_crtc_count; + bool single_display; struct radeon_dpm_dynamic_state dyn_state; struct radeon_dpm_fan fan; u32 tdp_limit; diff --git a/drivers/gpu/drm/radeon/radeon_bios.c b/drivers/gpu/drm/radeon/radeon_bios.c index 63ccb8fa799c..d27e4ccb848c 100644 --- a/drivers/gpu/drm/radeon/radeon_bios.c +++ b/drivers/gpu/drm/radeon/radeon_bios.c @@ -76,7 +76,7 @@ static bool igp_read_bios_from_vram(struct radeon_device *rdev) static bool radeon_read_bios(struct radeon_device *rdev) { - uint8_t __iomem *bios; + uint8_t __iomem *bios, val1, val2; size_t size; rdev->bios = NULL; @@ -86,15 +86,19 @@ static bool radeon_read_bios(struct radeon_device *rdev) return false; } - if (size == 0 || bios[0] != 0x55 || bios[1] != 0xaa) { + val1 = readb(&bios[0]); + val2 = readb(&bios[1]); + + if (size == 0 || val1 != 0x55 || val2 != 0xaa) { pci_unmap_rom(rdev->pdev, bios); return false; } - rdev->bios = kmemdup(bios, size, GFP_KERNEL); + rdev->bios = kzalloc(size, GFP_KERNEL); if (rdev->bios == NULL) { pci_unmap_rom(rdev->pdev, bios); return false; } + memcpy_fromio(rdev->bios, bios, size); pci_unmap_rom(rdev->pdev, bios); return true; } diff --git a/drivers/gpu/drm/radeon/radeon_mn.c b/drivers/gpu/drm/radeon/radeon_mn.c index a69bd441dd2d..572b4dbec186 100644 --- a/drivers/gpu/drm/radeon/radeon_mn.c +++ b/drivers/gpu/drm/radeon/radeon_mn.c @@ -122,7 +122,6 @@ static void radeon_mn_invalidate_range_start(struct mmu_notifier *mn, it = interval_tree_iter_first(&rmn->objects, start, end); while (it) { struct radeon_bo *bo; - struct fence *fence; int r; bo = container_of(it, struct radeon_bo, mn_it); @@ -134,12 +133,10 @@ static void radeon_mn_invalidate_range_start(struct mmu_notifier *mn, continue; } - fence = reservation_object_get_excl(bo->tbo.resv); - if (fence) { - r = radeon_fence_wait((struct radeon_fence *)fence, false); - if (r) - DRM_ERROR("(%d) failed to wait for user bo\n", r); - } + r = reservation_object_wait_timeout_rcu(bo->tbo.resv, true, + false, MAX_SCHEDULE_TIMEOUT); + if (r) + DRM_ERROR("(%d) failed to wait for user bo\n", r); radeon_ttm_placement_from_domain(bo, RADEON_GEM_DOMAIN_CPU); r = ttm_bo_validate(&bo->tbo, &bo->placement, false, false); diff --git a/drivers/gpu/drm/radeon/radeon_pm.c b/drivers/gpu/drm/radeon/radeon_pm.c index 33cf4108386d..c1ba83a8dd8c 100644 --- a/drivers/gpu/drm/radeon/radeon_pm.c +++ b/drivers/gpu/drm/radeon/radeon_pm.c @@ -837,12 +837,8 @@ static void radeon_dpm_thermal_work_handler(struct work_struct *work) radeon_pm_compute_clocks(rdev); } -static struct radeon_ps *radeon_dpm_pick_power_state(struct radeon_device *rdev, - enum radeon_pm_state_type dpm_state) +static bool radeon_dpm_single_display(struct radeon_device *rdev) { - int i; - struct radeon_ps *ps; - u32 ui_class; bool single_display = (rdev->pm.dpm.new_active_crtc_count < 2) ? true : false; @@ -858,6 +854,17 @@ static struct radeon_ps *radeon_dpm_pick_power_state(struct radeon_device *rdev, if (single_display && (r600_dpm_get_vrefresh(rdev) >= 120)) single_display = false; + return single_display; +} + +static struct radeon_ps *radeon_dpm_pick_power_state(struct radeon_device *rdev, + enum radeon_pm_state_type dpm_state) +{ + int i; + struct radeon_ps *ps; + u32 ui_class; + bool single_display = radeon_dpm_single_display(rdev); + /* certain older asics have a separare 3D performance state, * so try that first if the user selected performance */ @@ -983,6 +990,7 @@ static void radeon_dpm_change_power_state_locked(struct radeon_device *rdev) struct radeon_ps *ps; enum radeon_pm_state_type dpm_state; int ret; + bool single_display = radeon_dpm_single_display(rdev); /* if dpm init failed */ if (!rdev->pm.dpm_enabled) @@ -1007,6 +1015,9 @@ static void radeon_dpm_change_power_state_locked(struct radeon_device *rdev) /* vce just modifies an existing state so force a change */ if (ps->vce_active != rdev->pm.dpm.vce_active) goto force; + /* user has made a display change (such as timing) */ + if (rdev->pm.dpm.single_display != single_display) + goto force; if ((rdev->family < CHIP_BARTS) || (rdev->flags & RADEON_IS_IGP)) { /* for pre-BTC and APUs if the num crtcs changed but state is the same, * all we need to do is update the display configuration. @@ -1069,6 +1080,7 @@ force: rdev->pm.dpm.current_active_crtcs = rdev->pm.dpm.new_active_crtcs; rdev->pm.dpm.current_active_crtc_count = rdev->pm.dpm.new_active_crtc_count; + rdev->pm.dpm.single_display = single_display; /* wait for the rings to drain */ for (i = 0; i < RADEON_NUM_RINGS; i++) { diff --git a/drivers/gpu/drm/radeon/radeon_ring.c b/drivers/gpu/drm/radeon/radeon_ring.c index 2456f69efd23..8c7872339c2a 100644 --- a/drivers/gpu/drm/radeon/radeon_ring.c +++ b/drivers/gpu/drm/radeon/radeon_ring.c @@ -495,7 +495,7 @@ static int radeon_debugfs_ring_info(struct seq_file *m, void *data) seq_printf(m, "%u free dwords in ring\n", ring->ring_free_dw); seq_printf(m, "%u dwords in ring\n", count); - if (!ring->ready) + if (!ring->ring) return 0; /* print 8 dw before current rptr as often it's the last executed diff --git a/drivers/gpu/drm/radeon/radeon_ttm.c b/drivers/gpu/drm/radeon/radeon_ttm.c index d02aa1d0f588..b292aca0f342 100644 --- a/drivers/gpu/drm/radeon/radeon_ttm.c +++ b/drivers/gpu/drm/radeon/radeon_ttm.c @@ -598,6 +598,10 @@ static void radeon_ttm_tt_unpin_userptr(struct ttm_tt *ttm) enum dma_data_direction direction = write ? DMA_BIDIRECTIONAL : DMA_TO_DEVICE; + /* double check that we don't free the table twice */ + if (!ttm->sg->sgl) + return; + /* free the sg table and pages again */ dma_unmap_sg(rdev->dev, ttm->sg->sgl, ttm->sg->nents, direction); diff --git a/drivers/gpu/drm/radeon/vce_v2_0.c b/drivers/gpu/drm/radeon/vce_v2_0.c index 1ac7bb825a1b..fbbe78fbd087 100644 --- a/drivers/gpu/drm/radeon/vce_v2_0.c +++ b/drivers/gpu/drm/radeon/vce_v2_0.c @@ -156,6 +156,9 @@ int vce_v2_0_resume(struct radeon_device *rdev) WREG32(VCE_LMI_SWAP_CNTL1, 0); WREG32(VCE_LMI_VM_CTRL, 0); + WREG32(VCE_LMI_VCPU_CACHE_40BIT_BAR, addr >> 8); + + addr &= 0xff; size = RADEON_GPU_PAGE_ALIGN(rdev->vce_fw->size); WREG32(VCE_VCPU_CACHE_OFFSET0, addr & 0x7fffffff); WREG32(VCE_VCPU_CACHE_SIZE0, size); diff --git a/drivers/hid/hid-multitouch.c b/drivers/hid/hid-multitouch.c index 9f5293baab8c..2909f56e5e0c 100644 --- a/drivers/hid/hid-multitouch.c +++ b/drivers/hid/hid-multitouch.c @@ -918,7 +918,6 @@ static int mt_input_configured(struct hid_device *hdev, struct hid_input *hi) struct mt_device *td = hid_get_drvdata(hdev); char *name; const char *suffix = NULL; - int ret = 0; struct hid_field *field = hi->report->field[0]; int ret = 0; diff --git a/drivers/iio/accel/bma180.c b/drivers/iio/accel/bma180.c index 1096da327130..75c6d2103e07 100644 --- a/drivers/iio/accel/bma180.c +++ b/drivers/iio/accel/bma180.c @@ -659,7 +659,7 @@ static irqreturn_t bma180_trigger_handler(int irq, void *p) mutex_lock(&data->mutex); - for_each_set_bit(bit, indio_dev->buffer->scan_mask, + for_each_set_bit(bit, indio_dev->active_scan_mask, indio_dev->masklength) { ret = bma180_get_data_reg(data, bit); if (ret < 0) { diff --git a/drivers/iio/accel/bmc150-accel.c b/drivers/iio/accel/bmc150-accel.c index 066d0c04072c..75567fd457dc 100644 --- a/drivers/iio/accel/bmc150-accel.c +++ b/drivers/iio/accel/bmc150-accel.c @@ -168,14 +168,14 @@ static const struct { int val; int val2; u8 bw_bits; -} bmc150_accel_samp_freq_table[] = { {7, 810000, 0x08}, - {15, 630000, 0x09}, - {31, 250000, 0x0A}, - {62, 500000, 0x0B}, - {125, 0, 0x0C}, - {250, 0, 0x0D}, - {500, 0, 0x0E}, - {1000, 0, 0x0F} }; +} bmc150_accel_samp_freq_table[] = { {15, 620000, 0x08}, + {31, 260000, 0x09}, + {62, 500000, 0x0A}, + {125, 0, 0x0B}, + {250, 0, 0x0C}, + {500, 0, 0x0D}, + {1000, 0, 0x0E}, + {2000, 0, 0x0F} }; static const struct { int bw_bits; @@ -840,7 +840,7 @@ static int bmc150_accel_validate_trigger(struct iio_dev *indio_dev, } static IIO_CONST_ATTR_SAMP_FREQ_AVAIL( - "7.810000 15.630000 31.250000 62.500000 125 250 500 1000"); + "15.620000 31.260000 62.50000 125 250 500 1000 2000"); static struct attribute *bmc150_accel_attributes[] = { &iio_const_attr_sampling_frequency_available.dev_attr.attr, @@ -986,7 +986,7 @@ static irqreturn_t bmc150_accel_trigger_handler(int irq, void *p) int bit, ret, i = 0; mutex_lock(&data->mutex); - for_each_set_bit(bit, indio_dev->buffer->scan_mask, + for_each_set_bit(bit, indio_dev->active_scan_mask, indio_dev->masklength) { ret = i2c_smbus_read_word_data(data->client, BMC150_ACCEL_AXIS_TO_REG(bit)); diff --git a/drivers/iio/accel/kxcjk-1013.c b/drivers/iio/accel/kxcjk-1013.c index 567de269cc00..1a6379525fa4 100644 --- a/drivers/iio/accel/kxcjk-1013.c +++ b/drivers/iio/accel/kxcjk-1013.c @@ -956,7 +956,7 @@ static irqreturn_t kxcjk1013_trigger_handler(int irq, void *p) mutex_lock(&data->mutex); - for_each_set_bit(bit, indio_dev->buffer->scan_mask, + for_each_set_bit(bit, indio_dev->active_scan_mask, indio_dev->masklength) { ret = kxcjk1013_get_acc_reg(data, bit); if (ret < 0) { diff --git a/drivers/iio/adc/Kconfig b/drivers/iio/adc/Kconfig index 202daf889be2..46379b1fb25b 100644 --- a/drivers/iio/adc/Kconfig +++ b/drivers/iio/adc/Kconfig @@ -137,7 +137,8 @@ config AXP288_ADC config CC10001_ADC tristate "Cosmic Circuits 10001 ADC driver" - depends on HAS_IOMEM || HAVE_CLK || REGULATOR + depends on HAVE_CLK || REGULATOR + depends on HAS_IOMEM select IIO_BUFFER select IIO_TRIGGERED_BUFFER help diff --git a/drivers/iio/adc/at91_adc.c b/drivers/iio/adc/at91_adc.c index ff61ae55dd3f..8a0eb4a04fb5 100644 --- a/drivers/iio/adc/at91_adc.c +++ b/drivers/iio/adc/at91_adc.c @@ -544,7 +544,6 @@ static int at91_adc_configure_trigger(struct iio_trigger *trig, bool state) { struct iio_dev *idev = iio_trigger_get_drvdata(trig); struct at91_adc_state *st = iio_priv(idev); - struct iio_buffer *buffer = idev->buffer; struct at91_adc_reg_desc *reg = st->registers; u32 status = at91_adc_readl(st, reg->trigger_register); int value; @@ -564,7 +563,7 @@ static int at91_adc_configure_trigger(struct iio_trigger *trig, bool state) at91_adc_writel(st, reg->trigger_register, status | value); - for_each_set_bit(bit, buffer->scan_mask, + for_each_set_bit(bit, idev->active_scan_mask, st->num_channels) { struct iio_chan_spec const *chan = idev->channels + bit; at91_adc_writel(st, AT91_ADC_CHER, @@ -579,7 +578,7 @@ static int at91_adc_configure_trigger(struct iio_trigger *trig, bool state) at91_adc_writel(st, reg->trigger_register, status & ~value); - for_each_set_bit(bit, buffer->scan_mask, + for_each_set_bit(bit, idev->active_scan_mask, st->num_channels) { struct iio_chan_spec const *chan = idev->channels + bit; at91_adc_writel(st, AT91_ADC_CHDR, diff --git a/drivers/iio/adc/ti_am335x_adc.c b/drivers/iio/adc/ti_am335x_adc.c index 2e5cc4409f78..a0e7161f040c 100644 --- a/drivers/iio/adc/ti_am335x_adc.c +++ b/drivers/iio/adc/ti_am335x_adc.c @@ -188,12 +188,11 @@ static int tiadc_buffer_preenable(struct iio_dev *indio_dev) static int tiadc_buffer_postenable(struct iio_dev *indio_dev) { struct tiadc_device *adc_dev = iio_priv(indio_dev); - struct iio_buffer *buffer = indio_dev->buffer; unsigned int enb = 0; u8 bit; tiadc_step_config(indio_dev); - for_each_set_bit(bit, buffer->scan_mask, adc_dev->channels) + for_each_set_bit(bit, indio_dev->active_scan_mask, adc_dev->channels) enb |= (get_adc_step_bit(adc_dev, bit) << 1); adc_dev->buffer_en_ch_steps = enb; diff --git a/drivers/iio/adc/vf610_adc.c b/drivers/iio/adc/vf610_adc.c index 8ec353c01d98..e63b8e76d4c3 100644 --- a/drivers/iio/adc/vf610_adc.c +++ b/drivers/iio/adc/vf610_adc.c @@ -141,9 +141,13 @@ struct vf610_adc { struct regulator *vref; struct vf610_adc_feature adc_feature; + u32 sample_freq_avail[5]; + struct completion completion; }; +static const u32 vf610_hw_avgs[] = { 1, 4, 8, 16, 32 }; + #define VF610_ADC_CHAN(_idx, _chan_type) { \ .type = (_chan_type), \ .indexed = 1, \ @@ -180,35 +184,47 @@ static const struct iio_chan_spec vf610_adc_iio_channels[] = { /* sentinel */ }; -/* - * ADC sample frequency, unit is ADCK cycles. - * ADC clk source is ipg clock, which is the same as bus clock. - * - * ADC conversion time = SFCAdder + AverageNum x (BCT + LSTAdder) - * SFCAdder: fixed to 6 ADCK cycles - * AverageNum: 1, 4, 8, 16, 32 samples for hardware average. - * BCT (Base Conversion Time): fixed to 25 ADCK cycles for 12 bit mode - * LSTAdder(Long Sample Time): fixed to 3 ADCK cycles - * - * By default, enable 12 bit resolution mode, clock source - * set to ipg clock, So get below frequency group: - */ -static const u32 vf610_sample_freq_avail[5] = -{1941176, 559332, 286957, 145374, 73171}; +static inline void vf610_adc_calculate_rates(struct vf610_adc *info) +{ + unsigned long adck_rate, ipg_rate = clk_get_rate(info->clk); + int i; + + /* + * Calculate ADC sample frequencies + * Sample time unit is ADCK cycles. ADCK clk source is ipg clock, + * which is the same as bus clock. + * + * ADC conversion time = SFCAdder + AverageNum x (BCT + LSTAdder) + * SFCAdder: fixed to 6 ADCK cycles + * AverageNum: 1, 4, 8, 16, 32 samples for hardware average. + * BCT (Base Conversion Time): fixed to 25 ADCK cycles for 12 bit mode + * LSTAdder(Long Sample Time): fixed to 3 ADCK cycles + */ + adck_rate = ipg_rate / info->adc_feature.clk_div; + for (i = 0; i < ARRAY_SIZE(vf610_hw_avgs); i++) + info->sample_freq_avail[i] = + adck_rate / (6 + vf610_hw_avgs[i] * (25 + 3)); +} static inline void vf610_adc_cfg_init(struct vf610_adc *info) { + struct vf610_adc_feature *adc_feature = &info->adc_feature; + /* set default Configuration for ADC controller */ - info->adc_feature.clk_sel = VF610_ADCIOC_BUSCLK_SET; - info->adc_feature.vol_ref = VF610_ADCIOC_VR_VREF_SET; + adc_feature->clk_sel = VF610_ADCIOC_BUSCLK_SET; + adc_feature->vol_ref = VF610_ADCIOC_VR_VREF_SET; + + adc_feature->calibration = true; + adc_feature->ovwren = true; + + adc_feature->res_mode = 12; + adc_feature->sample_rate = 1; + adc_feature->lpm = true; - info->adc_feature.calibration = true; - info->adc_feature.ovwren = true; + /* Use a save ADCK which is below 20MHz on all devices */ + adc_feature->clk_div = 8; - info->adc_feature.clk_div = 1; - info->adc_feature.res_mode = 12; - info->adc_feature.sample_rate = 1; - info->adc_feature.lpm = true; + vf610_adc_calculate_rates(info); } static void vf610_adc_cfg_post_set(struct vf610_adc *info) @@ -290,12 +306,10 @@ static void vf610_adc_cfg_set(struct vf610_adc *info) cfg_data = readl(info->regs + VF610_REG_ADC_CFG); - /* low power configuration */ cfg_data &= ~VF610_ADC_ADLPC_EN; if (adc_feature->lpm) cfg_data |= VF610_ADC_ADLPC_EN; - /* disable high speed */ cfg_data &= ~VF610_ADC_ADHSC_EN; writel(cfg_data, info->regs + VF610_REG_ADC_CFG); @@ -435,10 +449,27 @@ static irqreturn_t vf610_adc_isr(int irq, void *dev_id) return IRQ_HANDLED; } -static IIO_CONST_ATTR_SAMP_FREQ_AVAIL("1941176, 559332, 286957, 145374, 73171"); +static ssize_t vf610_show_samp_freq_avail(struct device *dev, + struct device_attribute *attr, char *buf) +{ + struct vf610_adc *info = iio_priv(dev_to_iio_dev(dev)); + size_t len = 0; + int i; + + for (i = 0; i < ARRAY_SIZE(info->sample_freq_avail); i++) + len += scnprintf(buf + len, PAGE_SIZE - len, + "%u ", info->sample_freq_avail[i]); + + /* replace trailing space by newline */ + buf[len - 1] = '\n'; + + return len; +} + +static IIO_DEV_ATTR_SAMP_FREQ_AVAIL(vf610_show_samp_freq_avail); static struct attribute *vf610_attributes[] = { - &iio_const_attr_sampling_frequency_available.dev_attr.attr, + &iio_dev_attr_sampling_frequency_available.dev_attr.attr, NULL }; @@ -502,7 +533,7 @@ static int vf610_read_raw(struct iio_dev *indio_dev, return IIO_VAL_FRACTIONAL_LOG2; case IIO_CHAN_INFO_SAMP_FREQ: - *val = vf610_sample_freq_avail[info->adc_feature.sample_rate]; + *val = info->sample_freq_avail[info->adc_feature.sample_rate]; *val2 = 0; return IIO_VAL_INT; @@ -525,9 +556,9 @@ static int vf610_write_raw(struct iio_dev *indio_dev, switch (mask) { case IIO_CHAN_INFO_SAMP_FREQ: for (i = 0; - i < ARRAY_SIZE(vf610_sample_freq_avail); + i < ARRAY_SIZE(info->sample_freq_avail); i++) - if (val == vf610_sample_freq_avail[i]) { + if (val == info->sample_freq_avail[i]) { info->adc_feature.sample_rate = i; vf610_adc_sample_set(info); return 0; diff --git a/drivers/iio/gyro/bmg160.c b/drivers/iio/gyro/bmg160.c index 60451b328242..ccf3ea7e1afa 100644 --- a/drivers/iio/gyro/bmg160.c +++ b/drivers/iio/gyro/bmg160.c @@ -822,7 +822,7 @@ static irqreturn_t bmg160_trigger_handler(int irq, void *p) int bit, ret, i = 0; mutex_lock(&data->mutex); - for_each_set_bit(bit, indio_dev->buffer->scan_mask, + for_each_set_bit(bit, indio_dev->active_scan_mask, indio_dev->masklength) { ret = i2c_smbus_read_word_data(data->client, BMG160_AXIS_TO_REG(bit)); diff --git a/drivers/iio/imu/adis_trigger.c b/drivers/iio/imu/adis_trigger.c index e0017c22bb9c..f53e9a803a0e 100644 --- a/drivers/iio/imu/adis_trigger.c +++ b/drivers/iio/imu/adis_trigger.c @@ -60,7 +60,7 @@ int adis_probe_trigger(struct adis *adis, struct iio_dev *indio_dev) iio_trigger_set_drvdata(adis->trig, adis); ret = iio_trigger_register(adis->trig); - indio_dev->trig = adis->trig; + indio_dev->trig = iio_trigger_get(adis->trig); if (ret) goto error_free_irq; diff --git a/drivers/iio/imu/inv_mpu6050/inv_mpu_core.c b/drivers/iio/imu/inv_mpu6050/inv_mpu_core.c index d8d5bed65e07..ef76afe2643c 100644 --- a/drivers/iio/imu/inv_mpu6050/inv_mpu_core.c +++ b/drivers/iio/imu/inv_mpu6050/inv_mpu_core.c @@ -410,42 +410,46 @@ error_read_raw: } } -static int inv_mpu6050_write_fsr(struct inv_mpu6050_state *st, int fsr) +static int inv_mpu6050_write_gyro_scale(struct inv_mpu6050_state *st, int val) { - int result; + int result, i; u8 d; - if (fsr < 0 || fsr > INV_MPU6050_MAX_GYRO_FS_PARAM) - return -EINVAL; - if (fsr == st->chip_config.fsr) - return 0; + for (i = 0; i < ARRAY_SIZE(gyro_scale_6050); ++i) { + if (gyro_scale_6050[i] == val) { + d = (i << INV_MPU6050_GYRO_CONFIG_FSR_SHIFT); + result = inv_mpu6050_write_reg(st, + st->reg->gyro_config, d); + if (result) + return result; - d = (fsr << INV_MPU6050_GYRO_CONFIG_FSR_SHIFT); - result = inv_mpu6050_write_reg(st, st->reg->gyro_config, d); - if (result) - return result; - st->chip_config.fsr = fsr; + st->chip_config.fsr = i; + return 0; + } + } - return 0; + return -EINVAL; } -static int inv_mpu6050_write_accel_fs(struct inv_mpu6050_state *st, int fs) +static int inv_mpu6050_write_accel_scale(struct inv_mpu6050_state *st, int val) { - int result; + int result, i; u8 d; - if (fs < 0 || fs > INV_MPU6050_MAX_ACCL_FS_PARAM) - return -EINVAL; - if (fs == st->chip_config.accl_fs) - return 0; + for (i = 0; i < ARRAY_SIZE(accel_scale); ++i) { + if (accel_scale[i] == val) { + d = (i << INV_MPU6050_ACCL_CONFIG_FSR_SHIFT); + result = inv_mpu6050_write_reg(st, + st->reg->accl_config, d); + if (result) + return result; - d = (fs << INV_MPU6050_ACCL_CONFIG_FSR_SHIFT); - result = inv_mpu6050_write_reg(st, st->reg->accl_config, d); - if (result) - return result; - st->chip_config.accl_fs = fs; + st->chip_config.accl_fs = i; + return 0; + } + } - return 0; + return -EINVAL; } static int inv_mpu6050_write_raw(struct iio_dev *indio_dev, @@ -471,10 +475,10 @@ static int inv_mpu6050_write_raw(struct iio_dev *indio_dev, case IIO_CHAN_INFO_SCALE: switch (chan->type) { case IIO_ANGL_VEL: - result = inv_mpu6050_write_fsr(st, val); + result = inv_mpu6050_write_gyro_scale(st, val2); break; case IIO_ACCEL: - result = inv_mpu6050_write_accel_fs(st, val); + result = inv_mpu6050_write_accel_scale(st, val2); break; default: result = -EINVAL; diff --git a/drivers/iio/imu/inv_mpu6050/inv_mpu_ring.c b/drivers/iio/imu/inv_mpu6050/inv_mpu_ring.c index 0cd306a72a6e..ba27e277511f 100644 --- a/drivers/iio/imu/inv_mpu6050/inv_mpu_ring.c +++ b/drivers/iio/imu/inv_mpu6050/inv_mpu_ring.c @@ -24,6 +24,16 @@ #include <linux/poll.h> #include "inv_mpu_iio.h" +static void inv_clear_kfifo(struct inv_mpu6050_state *st) +{ + unsigned long flags; + + /* take the spin lock sem to avoid interrupt kick in */ + spin_lock_irqsave(&st->time_stamp_lock, flags); + kfifo_reset(&st->timestamps); + spin_unlock_irqrestore(&st->time_stamp_lock, flags); +} + int inv_reset_fifo(struct iio_dev *indio_dev) { int result; @@ -50,6 +60,10 @@ int inv_reset_fifo(struct iio_dev *indio_dev) INV_MPU6050_BIT_FIFO_RST); if (result) goto reset_fifo_fail; + + /* clear timestamps fifo */ + inv_clear_kfifo(st); + /* enable interrupt */ if (st->chip_config.accl_fifo_enable || st->chip_config.gyro_fifo_enable) { @@ -83,16 +97,6 @@ reset_fifo_fail: return result; } -static void inv_clear_kfifo(struct inv_mpu6050_state *st) -{ - unsigned long flags; - - /* take the spin lock sem to avoid interrupt kick in */ - spin_lock_irqsave(&st->time_stamp_lock, flags); - kfifo_reset(&st->timestamps); - spin_unlock_irqrestore(&st->time_stamp_lock, flags); -} - /** * inv_mpu6050_irq_handler() - Cache a timestamp at each data ready interrupt. */ @@ -184,7 +188,6 @@ end_session: flush_fifo: /* Flush HW and SW FIFOs. */ inv_reset_fifo(indio_dev); - inv_clear_kfifo(st); mutex_unlock(&indio_dev->mlock); iio_trigger_notify_done(indio_dev->trig); diff --git a/drivers/iio/imu/kmx61.c b/drivers/iio/imu/kmx61.c index 5cc3692acf37..b3a36376c719 100644 --- a/drivers/iio/imu/kmx61.c +++ b/drivers/iio/imu/kmx61.c @@ -1227,7 +1227,7 @@ static irqreturn_t kmx61_trigger_handler(int irq, void *p) base = KMX61_MAG_XOUT_L; mutex_lock(&data->lock); - for_each_set_bit(bit, indio_dev->buffer->scan_mask, + for_each_set_bit(bit, indio_dev->active_scan_mask, indio_dev->masklength) { ret = kmx61_read_measurement(data, base, bit); if (ret < 0) { diff --git a/drivers/iio/industrialio-core.c b/drivers/iio/industrialio-core.c index aaba9d3d980e..4df97f650e44 100644 --- a/drivers/iio/industrialio-core.c +++ b/drivers/iio/industrialio-core.c @@ -847,8 +847,7 @@ static int iio_device_add_channel_sysfs(struct iio_dev *indio_dev, * @attr_list: List of IIO device attributes * * This function frees the memory allocated for each of the IIO device - * attributes in the list. Note: if you want to reuse the list after calling - * this function you have to reinitialize it using INIT_LIST_HEAD(). + * attributes in the list. */ void iio_free_chan_devattr_list(struct list_head *attr_list) { @@ -856,6 +855,7 @@ void iio_free_chan_devattr_list(struct list_head *attr_list) list_for_each_entry_safe(p, n, attr_list, l) { kfree(p->dev_attr.attr.name); + list_del(&p->l); kfree(p); } } @@ -936,6 +936,7 @@ static void iio_device_unregister_sysfs(struct iio_dev *indio_dev) iio_free_chan_devattr_list(&indio_dev->channel_attr_list); kfree(indio_dev->chan_attr_group.attrs); + indio_dev->chan_attr_group.attrs = NULL; } static void iio_dev_release(struct device *device) diff --git a/drivers/iio/industrialio-event.c b/drivers/iio/industrialio-event.c index b0689eb43628..9ac683d9d734 100644 --- a/drivers/iio/industrialio-event.c +++ b/drivers/iio/industrialio-event.c @@ -501,6 +501,7 @@ error_free_setup_event_lines: iio_free_chan_devattr_list(&indio_dev->event_interface->dev_attr_list); mutex_destroy(&indio_dev->event_interface->read_lock); kfree(indio_dev->event_interface); + indio_dev->event_interface = NULL; return ret; } diff --git a/drivers/iio/proximity/sx9500.c b/drivers/iio/proximity/sx9500.c index 74dff4e4a11a..89fca3a70750 100644 --- a/drivers/iio/proximity/sx9500.c +++ b/drivers/iio/proximity/sx9500.c @@ -494,7 +494,7 @@ static irqreturn_t sx9500_trigger_handler(int irq, void *private) mutex_lock(&data->mutex); - for_each_set_bit(bit, indio_dev->buffer->scan_mask, + for_each_set_bit(bit, indio_dev->active_scan_mask, indio_dev->masklength) { ret = sx9500_read_proximity(data, &indio_dev->channels[bit], &val); diff --git a/drivers/infiniband/core/umem.c b/drivers/infiniband/core/umem.c index aec7a6aa2951..8c014b5dab4c 100644 --- a/drivers/infiniband/core/umem.c +++ b/drivers/infiniband/core/umem.c @@ -99,6 +99,14 @@ struct ib_umem *ib_umem_get(struct ib_ucontext *context, unsigned long addr, if (dmasync) dma_set_attr(DMA_ATTR_WRITE_BARRIER, &attrs); + /* + * If the combination of the addr and size requested for this memory + * region causes an integer overflow, return error. + */ + if ((PAGE_ALIGN(addr + size) <= size) || + (PAGE_ALIGN(addr + size) <= addr)) + return ERR_PTR(-EINVAL); + if (!can_do_mlock()) return ERR_PTR(-EPERM); diff --git a/drivers/input/evdev.c b/drivers/input/evdev.c index 5f660298d0cf..33977ae91a44 100644 --- a/drivers/input/evdev.c +++ b/drivers/input/evdev.c @@ -437,7 +437,6 @@ static int evdev_release(struct inode *inode, struct file *file) vfree(client); else kfree(client); - kfree(client); evdev_close_device(evdev); diff --git a/drivers/input/mouse/alps.c b/drivers/input/mouse/alps.c index 1bd15ebc01f2..27bcdbc950c9 100644 --- a/drivers/input/mouse/alps.c +++ b/drivers/input/mouse/alps.c @@ -1154,10 +1154,28 @@ out: mutex_unlock(&alps_mutex); } -static void alps_report_bare_ps2_packet(struct input_dev *dev, +static void alps_report_bare_ps2_packet(struct psmouse *psmouse, unsigned char packet[], bool report_buttons) { + struct alps_data *priv = psmouse->private; + struct input_dev *dev; + + /* Figure out which device to use to report the bare packet */ + if (priv->proto_version == ALPS_PROTO_V2 && + (priv->flags & ALPS_DUALPOINT)) { + /* On V2 devices the DualPoint Stick reports bare packets */ + dev = priv->dev2; + } else if (unlikely(IS_ERR_OR_NULL(priv->dev3))) { + /* Register dev3 mouse if we received PS/2 packet first time */ + if (!IS_ERR(priv->dev3)) + psmouse_queue_work(psmouse, &priv->dev3_register_work, + 0); + return; + } else { + dev = priv->dev3; + } + if (report_buttons) alps_report_buttons(dev, NULL, packet[0] & 1, packet[0] & 2, packet[0] & 4); @@ -1232,8 +1250,8 @@ static psmouse_ret_t alps_handle_interleaved_ps2(struct psmouse *psmouse) * de-synchronization. */ - alps_report_bare_ps2_packet(priv->dev2, - &psmouse->packet[3], false); + alps_report_bare_ps2_packet(psmouse, &psmouse->packet[3], + false); /* * Continue with the standard ALPS protocol handling, @@ -1289,18 +1307,9 @@ static psmouse_ret_t alps_process_byte(struct psmouse *psmouse) * properly we only do this if the device is fully synchronized. */ if (!psmouse->out_of_sync_cnt && (psmouse->packet[0] & 0xc8) == 0x08) { - - /* Register dev3 mouse if we received PS/2 packet first time */ - if (unlikely(!priv->dev3)) - psmouse_queue_work(psmouse, - &priv->dev3_register_work, 0); - if (psmouse->pktcnt == 3) { - /* Once dev3 mouse device is registered report data */ - if (likely(!IS_ERR_OR_NULL(priv->dev3))) - alps_report_bare_ps2_packet(priv->dev3, - psmouse->packet, - true); + alps_report_bare_ps2_packet(psmouse, psmouse->packet, + true); return PSMOUSE_FULL_PACKET; } return PSMOUSE_GOOD_DATA; @@ -2281,10 +2290,12 @@ static int alps_set_protocol(struct psmouse *psmouse, priv->set_abs_params = alps_set_abs_params_mt; priv->nibble_commands = alps_v3_nibble_commands; priv->addr_command = PSMOUSE_CMD_RESET_WRAP; - priv->x_max = 1360; - priv->y_max = 660; priv->x_bits = 23; priv->y_bits = 12; + + if (alps_dolphin_get_device_area(psmouse, priv)) + return -EIO; + break; case ALPS_PROTO_V6: @@ -2303,9 +2314,8 @@ static int alps_set_protocol(struct psmouse *psmouse, priv->set_abs_params = alps_set_abs_params_mt; priv->nibble_commands = alps_v3_nibble_commands; priv->addr_command = PSMOUSE_CMD_RESET_WRAP; - - if (alps_dolphin_get_device_area(psmouse, priv)) - return -EIO; + priv->x_max = 0xfff; + priv->y_max = 0x7ff; if (priv->fw_ver[1] != 0xba) priv->flags |= ALPS_BUTTONPAD; diff --git a/drivers/input/mouse/synaptics.c b/drivers/input/mouse/synaptics.c index dda605836546..3b06c8a360b6 100644 --- a/drivers/input/mouse/synaptics.c +++ b/drivers/input/mouse/synaptics.c @@ -154,6 +154,11 @@ static const struct min_max_quirk min_max_pnpid_table[] = { }, { (const char * const []){"LEN2006", NULL}, + {2691, 2691}, + 1024, 5045, 2457, 4832 + }, + { + (const char * const []){"LEN2006", NULL}, {ANY_BOARD_ID, ANY_BOARD_ID}, 1264, 5675, 1171, 4688 }, @@ -189,7 +194,7 @@ static const char * const topbuttonpad_pnp_ids[] = { "LEN2003", "LEN2004", /* L440 */ "LEN2005", - "LEN2006", + "LEN2006", /* Edge E440/E540 */ "LEN2007", "LEN2008", "LEN2009", diff --git a/drivers/iommu/arm-smmu.c b/drivers/iommu/arm-smmu.c index fc13dd56953e..a3adde6519f0 100644 --- a/drivers/iommu/arm-smmu.c +++ b/drivers/iommu/arm-smmu.c @@ -1288,10 +1288,13 @@ static phys_addr_t arm_smmu_iova_to_phys(struct iommu_domain *domain, return 0; spin_lock_irqsave(&smmu_domain->pgtbl_lock, flags); - if (smmu_domain->smmu->features & ARM_SMMU_FEAT_TRANS_OPS) + if (smmu_domain->smmu->features & ARM_SMMU_FEAT_TRANS_OPS && + smmu_domain->stage == ARM_SMMU_DOMAIN_S1) { ret = arm_smmu_iova_to_phys_hard(domain, iova); - else + } else { ret = ops->iova_to_phys(ops, iova); + } + spin_unlock_irqrestore(&smmu_domain->pgtbl_lock, flags); return ret; @@ -1556,7 +1559,7 @@ static int arm_smmu_device_cfg_probe(struct arm_smmu_device *smmu) return -ENODEV; } - if (smmu->version == 1 || (!(id & ID0_ATOSNS) && (id & ID0_S1TS))) { + if ((id & ID0_S1TS) && ((smmu->version == 1) || (id & ID0_ATOSNS))) { smmu->features |= ARM_SMMU_FEAT_TRANS_OPS; dev_notice(smmu->dev, "\taddress translation ops\n"); } diff --git a/drivers/iommu/intel-iommu.c b/drivers/iommu/intel-iommu.c index ae4c1a854e57..2d1e05bdbb53 100644 --- a/drivers/iommu/intel-iommu.c +++ b/drivers/iommu/intel-iommu.c @@ -1742,9 +1742,8 @@ static int domain_init(struct dmar_domain *domain, int guest_width) static void domain_exit(struct dmar_domain *domain) { - struct dmar_drhd_unit *drhd; - struct intel_iommu *iommu; struct page *freelist = NULL; + int i; /* Domain 0 is reserved, so dont process it */ if (!domain) @@ -1764,8 +1763,8 @@ static void domain_exit(struct dmar_domain *domain) /* clear attached or cached domains */ rcu_read_lock(); - for_each_active_iommu(iommu, drhd) - iommu_detach_domain(domain, iommu); + for_each_set_bit(i, domain->iommu_bmp, g_num_of_iommus) + iommu_detach_domain(domain, g_iommus[i]); rcu_read_unlock(); dma_free_pagelist(freelist); diff --git a/drivers/iommu/ipmmu-vmsa.c b/drivers/iommu/ipmmu-vmsa.c index 10186cac7716..bc39bdf7b99b 100644 --- a/drivers/iommu/ipmmu-vmsa.c +++ b/drivers/iommu/ipmmu-vmsa.c @@ -851,6 +851,7 @@ static int ipmmu_remove(struct platform_device *pdev) static const struct of_device_id ipmmu_of_ids[] = { { .compatible = "renesas,ipmmu-vmsa", }, + { } }; static struct platform_driver ipmmu_driver = { diff --git a/drivers/irqchip/irq-gic-v3-its.c b/drivers/irqchip/irq-gic-v3-its.c index 596b0a9eee99..9687f8afebff 100644 --- a/drivers/irqchip/irq-gic-v3-its.c +++ b/drivers/irqchip/irq-gic-v3-its.c @@ -169,7 +169,7 @@ static void its_encode_cmd(struct its_cmd_block *cmd, u8 cmd_nr) static void its_encode_devid(struct its_cmd_block *cmd, u32 devid) { - cmd->raw_cmd[0] &= ~(0xffffUL << 32); + cmd->raw_cmd[0] &= BIT_ULL(32) - 1; cmd->raw_cmd[0] |= ((u64)devid) << 32; } @@ -802,6 +802,7 @@ static int its_alloc_tables(struct its_node *its) int i; int psz = SZ_64K; u64 shr = GITS_BASER_InnerShareable; + u64 cache = GITS_BASER_WaWb; for (i = 0; i < GITS_BASER_NR_REGS; i++) { u64 val = readq_relaxed(its->base + GITS_BASER + i * 8); @@ -848,7 +849,7 @@ retry_baser: val = (virt_to_phys(base) | (type << GITS_BASER_TYPE_SHIFT) | ((entry_size - 1) << GITS_BASER_ENTRY_SIZE_SHIFT) | - GITS_BASER_WaWb | + cache | shr | GITS_BASER_VALID); @@ -874,9 +875,12 @@ retry_baser: * Shareability didn't stick. Just use * whatever the read reported, which is likely * to be the only thing this redistributor - * supports. + * supports. If that's zero, make it + * non-cacheable as well. */ shr = tmp & GITS_BASER_SHAREABILITY_MASK; + if (!shr) + cache = GITS_BASER_nC; goto retry_baser; } @@ -980,16 +984,39 @@ static void its_cpu_init_lpis(void) tmp = readq_relaxed(rbase + GICR_PROPBASER); if ((tmp ^ val) & GICR_PROPBASER_SHAREABILITY_MASK) { + if (!(tmp & GICR_PROPBASER_SHAREABILITY_MASK)) { + /* + * The HW reports non-shareable, we must + * remove the cacheability attributes as + * well. + */ + val &= ~(GICR_PROPBASER_SHAREABILITY_MASK | + GICR_PROPBASER_CACHEABILITY_MASK); + val |= GICR_PROPBASER_nC; + writeq_relaxed(val, rbase + GICR_PROPBASER); + } pr_info_once("GIC: using cache flushing for LPI property table\n"); gic_rdists->flags |= RDIST_FLAGS_PROPBASE_NEEDS_FLUSHING; } /* set PENDBASE */ val = (page_to_phys(pend_page) | - GICR_PROPBASER_InnerShareable | - GICR_PROPBASER_WaWb); + GICR_PENDBASER_InnerShareable | + GICR_PENDBASER_WaWb); writeq_relaxed(val, rbase + GICR_PENDBASER); + tmp = readq_relaxed(rbase + GICR_PENDBASER); + + if (!(tmp & GICR_PENDBASER_SHAREABILITY_MASK)) { + /* + * The HW reports non-shareable, we must remove the + * cacheability attributes as well. + */ + val &= ~(GICR_PENDBASER_SHAREABILITY_MASK | + GICR_PENDBASER_CACHEABILITY_MASK); + val |= GICR_PENDBASER_nC; + writeq_relaxed(val, rbase + GICR_PENDBASER); + } /* Enable LPIs */ val = readl_relaxed(rbase + GICR_CTLR); @@ -1026,7 +1053,7 @@ static void its_cpu_init_collection(void) * This ITS wants a linear CPU number. */ target = readq_relaxed(gic_data_rdist_rd_base() + GICR_TYPER); - target = GICR_TYPER_CPU_NUMBER(target); + target = GICR_TYPER_CPU_NUMBER(target) << 16; } /* Perform collection mapping */ @@ -1422,14 +1449,26 @@ static int its_probe(struct device_node *node, struct irq_domain *parent) writeq_relaxed(baser, its->base + GITS_CBASER); tmp = readq_relaxed(its->base + GITS_CBASER); - writeq_relaxed(0, its->base + GITS_CWRITER); - writel_relaxed(GITS_CTLR_ENABLE, its->base + GITS_CTLR); - if ((tmp ^ baser) & GITS_BASER_SHAREABILITY_MASK) { + if ((tmp ^ baser) & GITS_CBASER_SHAREABILITY_MASK) { + if (!(tmp & GITS_CBASER_SHAREABILITY_MASK)) { + /* + * The HW reports non-shareable, we must + * remove the cacheability attributes as + * well. + */ + baser &= ~(GITS_CBASER_SHAREABILITY_MASK | + GITS_CBASER_CACHEABILITY_MASK); + baser |= GITS_CBASER_nC; + writeq_relaxed(baser, its->base + GITS_CBASER); + } pr_info("ITS: using cache flushing for cmd queue\n"); its->flags |= ITS_FLAGS_CMDQ_NEEDS_FLUSHING; } + writeq_relaxed(0, its->base + GITS_CWRITER); + writel_relaxed(GITS_CTLR_ENABLE, its->base + GITS_CTLR); + if (of_property_read_bool(its->msi_chip.of_node, "msi-controller")) { its->domain = irq_domain_add_tree(NULL, &its_domain_ops, its); if (!its->domain) { diff --git a/drivers/lguest/Kconfig b/drivers/lguest/Kconfig index ee035ec4526b..169172d2ba05 100644 --- a/drivers/lguest/Kconfig +++ b/drivers/lguest/Kconfig @@ -1,6 +1,6 @@ config LGUEST tristate "Linux hypervisor example code" - depends on X86_32 && EVENTFD && TTY + depends on X86_32 && EVENTFD && TTY && PCI_DIRECT select HVC_DRIVER ---help--- This is a very simple module which allows you to run diff --git a/drivers/media/dvb-frontends/rtl2832.c b/drivers/media/dvb-frontends/rtl2832.c index 5d2d8f45b4b6..67faa8d6950e 100644 --- a/drivers/media/dvb-frontends/rtl2832.c +++ b/drivers/media/dvb-frontends/rtl2832.c @@ -1240,7 +1240,7 @@ static int rtl2832_probe(struct i2c_client *client, dev->regmap_config.max_register = 5 * 0x100, dev->regmap_config.ranges = regmap_range_cfg, dev->regmap_config.num_ranges = ARRAY_SIZE(regmap_range_cfg), - dev->regmap_config.cache_type = REGCACHE_RBTREE, + dev->regmap_config.cache_type = REGCACHE_NONE, dev->regmap = regmap_init(&client->dev, ®map_bus, client, &dev->regmap_config); if (IS_ERR(dev->regmap)) { diff --git a/drivers/media/pci/cx23885/cx23885-417.c b/drivers/media/pci/cx23885/cx23885-417.c index e4901a503c73..63c0ee5d0bf5 100644 --- a/drivers/media/pci/cx23885/cx23885-417.c +++ b/drivers/media/pci/cx23885/cx23885-417.c @@ -1339,14 +1339,13 @@ static int vidioc_querycap(struct file *file, void *priv, strlcpy(cap->driver, dev->name, sizeof(cap->driver)); strlcpy(cap->card, cx23885_boards[tsport->dev->board].name, sizeof(cap->card)); - sprintf(cap->bus_info, "PCI:%s", pci_name(dev->pci)); - cap->capabilities = - V4L2_CAP_VIDEO_CAPTURE | - V4L2_CAP_READWRITE | - V4L2_CAP_STREAMING | - 0; + sprintf(cap->bus_info, "PCIe:%s", pci_name(dev->pci)); + cap->device_caps = V4L2_CAP_VIDEO_CAPTURE | V4L2_CAP_READWRITE | + V4L2_CAP_STREAMING; if (dev->tuner_type != TUNER_ABSENT) - cap->capabilities |= V4L2_CAP_TUNER; + cap->device_caps |= V4L2_CAP_TUNER; + cap->capabilities = cap->device_caps | V4L2_CAP_VBI_CAPTURE | + V4L2_CAP_AUDIO | V4L2_CAP_DEVICE_CAPS; return 0; } diff --git a/drivers/media/platform/s5p-jpeg/jpeg-core.c b/drivers/media/platform/s5p-jpeg/jpeg-core.c index 12f7452edce3..a92ff4249d10 100644 --- a/drivers/media/platform/s5p-jpeg/jpeg-core.c +++ b/drivers/media/platform/s5p-jpeg/jpeg-core.c @@ -1845,6 +1845,9 @@ static void exynos4_jpeg_set_img_addr(struct s5p_jpeg_ctx *ctx) struct s5p_jpeg_addr jpeg_addr; u32 pix_size, padding_bytes = 0; + jpeg_addr.cb = 0; + jpeg_addr.cr = 0; + pix_size = ctx->cap_q.w * ctx->cap_q.h; if (ctx->mode == S5P_JPEG_ENCODE) { diff --git a/drivers/media/platform/s5p-jpeg/jpeg-hw-exynos3250.c b/drivers/media/platform/s5p-jpeg/jpeg-hw-exynos3250.c index e8c2cad93962..0974b9a7a584 100644 --- a/drivers/media/platform/s5p-jpeg/jpeg-hw-exynos3250.c +++ b/drivers/media/platform/s5p-jpeg/jpeg-hw-exynos3250.c @@ -20,7 +20,7 @@ void exynos3250_jpeg_reset(void __iomem *regs) { - u32 reg = 0; + u32 reg = 1; int count = 1000; writel(1, regs + EXYNOS3250_SW_RESET); diff --git a/drivers/media/platform/s5p-mfc/s5p_mfc.c b/drivers/media/platform/s5p-mfc/s5p_mfc.c index 8e44a59d8ec2..98374e8bad3e 100644 --- a/drivers/media/platform/s5p-mfc/s5p_mfc.c +++ b/drivers/media/platform/s5p-mfc/s5p_mfc.c @@ -833,6 +833,7 @@ static int s5p_mfc_open(struct file *file) q->type = V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE; q->io_modes = VB2_MMAP; q->drv_priv = &ctx->fh; + q->lock = &dev->mfc_mutex; if (vdev == dev->vfd_dec) { q->io_modes = VB2_MMAP; q->ops = get_dec_queue_ops(); diff --git a/drivers/media/platform/s5p-mfc/s5p_mfc_common.h b/drivers/media/platform/s5p-mfc/s5p_mfc_common.h index 15f7663dd9f5..24262bbb1a35 100644 --- a/drivers/media/platform/s5p-mfc/s5p_mfc_common.h +++ b/drivers/media/platform/s5p-mfc/s5p_mfc_common.h @@ -29,7 +29,7 @@ /* Offset base used to differentiate between CAPTURE and OUTPUT * while mmaping */ -#define DST_QUEUE_OFF_BASE (TASK_SIZE / 2) +#define DST_QUEUE_OFF_BASE (1 << 30) #define MFC_BANK1_ALLOC_CTX 0 #define MFC_BANK2_ALLOC_CTX 1 diff --git a/drivers/media/platform/s5p-mfc/s5p_mfc_opr.h b/drivers/media/platform/s5p-mfc/s5p_mfc_opr.h index de2b8c69daa5..22dfb3effda8 100644 --- a/drivers/media/platform/s5p-mfc/s5p_mfc_opr.h +++ b/drivers/media/platform/s5p-mfc/s5p_mfc_opr.h @@ -302,7 +302,7 @@ struct s5p_mfc_hw_ops { void (*write_info)(struct s5p_mfc_ctx *ctx, unsigned int data, unsigned int ofs); unsigned int (*read_info)(struct s5p_mfc_ctx *ctx, - unsigned int ofs); + unsigned long ofs); int (*get_dspl_y_adr)(struct s5p_mfc_dev *dev); int (*get_dec_y_adr)(struct s5p_mfc_dev *dev); int (*get_dspl_status)(struct s5p_mfc_dev *dev); diff --git a/drivers/media/platform/s5p-mfc/s5p_mfc_opr_v5.c b/drivers/media/platform/s5p-mfc/s5p_mfc_opr_v5.c index 0c4fcf2dfd09..b09bcd140491 100644 --- a/drivers/media/platform/s5p-mfc/s5p_mfc_opr_v5.c +++ b/drivers/media/platform/s5p-mfc/s5p_mfc_opr_v5.c @@ -263,15 +263,15 @@ static void s5p_mfc_release_dev_context_buffer_v5(struct s5p_mfc_dev *dev) static void s5p_mfc_write_info_v5(struct s5p_mfc_ctx *ctx, unsigned int data, unsigned int ofs) { - writel(data, (volatile void __iomem *)(ctx->shm.virt + ofs)); + writel(data, (void *)(ctx->shm.virt + ofs)); wmb(); } static unsigned int s5p_mfc_read_info_v5(struct s5p_mfc_ctx *ctx, - unsigned int ofs) + unsigned long ofs) { rmb(); - return readl((volatile void __iomem *)(ctx->shm.virt + ofs)); + return readl((void *)(ctx->shm.virt + ofs)); } static void s5p_mfc_dec_calc_dpb_size_v5(struct s5p_mfc_ctx *ctx) diff --git a/drivers/media/platform/s5p-mfc/s5p_mfc_opr_v6.c b/drivers/media/platform/s5p-mfc/s5p_mfc_opr_v6.c index d826c58b5d53..cefad184fe96 100644 --- a/drivers/media/platform/s5p-mfc/s5p_mfc_opr_v6.c +++ b/drivers/media/platform/s5p-mfc/s5p_mfc_opr_v6.c @@ -1852,17 +1852,17 @@ static void s5p_mfc_write_info_v6(struct s5p_mfc_ctx *ctx, unsigned int data, unsigned int ofs) { s5p_mfc_clock_on(); - writel(data, (volatile void __iomem *)((unsigned long)ofs)); + writel(data, (void *)((unsigned long)ofs)); s5p_mfc_clock_off(); } static unsigned int -s5p_mfc_read_info_v6(struct s5p_mfc_ctx *ctx, unsigned int ofs) +s5p_mfc_read_info_v6(struct s5p_mfc_ctx *ctx, unsigned long ofs) { int ret; s5p_mfc_clock_on(); - ret = readl((volatile void __iomem *)((unsigned long)ofs)); + ret = readl((void *)ofs); s5p_mfc_clock_off(); return ret; diff --git a/drivers/media/platform/s5p-tv/Kconfig b/drivers/media/platform/s5p-tv/Kconfig index 5a1835dd65e8..697aaed42486 100644 --- a/drivers/media/platform/s5p-tv/Kconfig +++ b/drivers/media/platform/s5p-tv/Kconfig @@ -20,6 +20,7 @@ if VIDEO_SAMSUNG_S5P_TV config VIDEO_SAMSUNG_S5P_HDMI tristate "Samsung HDMI Driver" depends on VIDEO_V4L2 + depends on I2C depends on VIDEO_SAMSUNG_S5P_TV select VIDEO_SAMSUNG_S5P_HDMIPHY help diff --git a/drivers/media/platform/sh_veu.c b/drivers/media/platform/sh_veu.c index a901b6248557..2554f3719b9e 100644 --- a/drivers/media/platform/sh_veu.c +++ b/drivers/media/platform/sh_veu.c @@ -1158,6 +1158,7 @@ static int sh_veu_probe(struct platform_device *pdev) } *vdev = sh_veu_videodev; + vdev->v4l2_dev = &veu->v4l2_dev; spin_lock_init(&veu->lock); mutex_init(&veu->fop_lock); vdev->lock = &veu->fop_lock; diff --git a/drivers/media/platform/soc_camera/atmel-isi.c b/drivers/media/platform/soc_camera/atmel-isi.c index 8526bf5c8429..c835beb2a1a8 100644 --- a/drivers/media/platform/soc_camera/atmel-isi.c +++ b/drivers/media/platform/soc_camera/atmel-isi.c @@ -843,6 +843,8 @@ static int isi_camera_set_bus_param(struct soc_camera_device *icd) if (isi->pdata.full_mode) cfg1 |= ISI_CFG1_FULL_MODE; + cfg1 |= ISI_CFG1_THMASK_BEATS_16; + isi_writel(isi, ISI_CTRL, ISI_CTRL_DIS); isi_writel(isi, ISI_CFG1, cfg1); diff --git a/drivers/media/platform/soc_camera/soc_camera.c b/drivers/media/platform/soc_camera/soc_camera.c index cee7b56f8404..66634b469c98 100644 --- a/drivers/media/platform/soc_camera/soc_camera.c +++ b/drivers/media/platform/soc_camera/soc_camera.c @@ -1665,7 +1665,7 @@ eclkreg: eaddpdev: platform_device_put(sasc->pdev); eallocpdev: - devm_kfree(ici->v4l2_dev.dev, sasc); + devm_kfree(ici->v4l2_dev.dev, info); dev_err(ici->v4l2_dev.dev, "group probe failed: %d\n", ret); return ret; diff --git a/drivers/media/usb/dvb-usb-v2/rtl28xxu.c b/drivers/media/usb/dvb-usb-v2/rtl28xxu.c index 77dcfdf547ac..87fc0fe29ebd 100644 --- a/drivers/media/usb/dvb-usb-v2/rtl28xxu.c +++ b/drivers/media/usb/dvb-usb-v2/rtl28xxu.c @@ -780,8 +780,6 @@ static int rtl2832u_frontend_callback(void *adapter_priv, int component, case TUNER_RTL2832_TUA9001: return rtl2832u_tua9001_tuner_callback(d, cmd, arg); } - default: - return -EINVAL; } return 0; diff --git a/drivers/media/usb/gspca/Kconfig b/drivers/media/usb/gspca/Kconfig index 60af3b167f3b..3fd94fe7e1eb 100644 --- a/drivers/media/usb/gspca/Kconfig +++ b/drivers/media/usb/gspca/Kconfig @@ -1,6 +1,7 @@ menuconfig USB_GSPCA tristate "GSPCA based webcams" depends on VIDEO_V4L2 + depends on INPUT || INPUT=n default m ---help--- Say Y here if you want to enable selecting webcams based diff --git a/drivers/media/v4l2-core/videobuf2-core.c b/drivers/media/v4l2-core/videobuf2-core.c index bc08a829bc13..cc16e76a2493 100644 --- a/drivers/media/v4l2-core/videobuf2-core.c +++ b/drivers/media/v4l2-core/videobuf2-core.c @@ -3230,18 +3230,13 @@ int vb2_thread_stop(struct vb2_queue *q) if (threadio == NULL) return 0; - call_void_qop(q, wait_finish, q); threadio->stop = true; - vb2_internal_streamoff(q, q->type); - call_void_qop(q, wait_prepare, q); + /* Wake up all pending sleeps in the thread */ + vb2_queue_error(q); err = kthread_stop(threadio->thread); - q->fileio = NULL; - fileio->req.count = 0; - vb2_reqbufs(q, &fileio->req); - kfree(fileio); + __vb2_cleanup_fileio(q); threadio->thread = NULL; kfree(threadio); - q->fileio = NULL; q->threadio = NULL; return err; } diff --git a/drivers/media/v4l2-core/videobuf2-dma-contig.c b/drivers/media/v4l2-core/videobuf2-dma-contig.c index b481d20c8372..69e0483adfee 100644 --- a/drivers/media/v4l2-core/videobuf2-dma-contig.c +++ b/drivers/media/v4l2-core/videobuf2-dma-contig.c @@ -632,8 +632,7 @@ static void *vb2_dc_get_userptr(void *alloc_ctx, unsigned long vaddr, } /* extract page list from userspace mapping */ - ret = vb2_dc_get_user_pages(start, pages, n_pages, vma, - dma_dir == DMA_FROM_DEVICE); + ret = vb2_dc_get_user_pages(start, pages, n_pages, vma, dma_dir); if (ret) { unsigned long pfn; if (vb2_dc_get_user_pfn(start, n_pages, vma, &pfn) == 0) { diff --git a/drivers/misc/enclosure.c b/drivers/misc/enclosure.c index 38552a31304a..65fed7146e9b 100644 --- a/drivers/misc/enclosure.c +++ b/drivers/misc/enclosure.c @@ -202,16 +202,17 @@ static void enclosure_remove_links(struct enclosure_component *cdev) { char name[ENCLOSURE_NAME_SIZE]; + enclosure_link_name(cdev, name); + /* * In odd circumstances, like multipath devices, something else may * already have removed the links, so check for this condition first. */ - if (!cdev->dev->kobj.sd) - return; + if (cdev->dev->kobj.sd) + sysfs_remove_link(&cdev->dev->kobj, name); - enclosure_link_name(cdev, name); - sysfs_remove_link(&cdev->dev->kobj, name); - sysfs_remove_link(&cdev->cdev.kobj, "device"); + if (cdev->cdev.kobj.sd) + sysfs_remove_link(&cdev->cdev.kobj, "device"); } static int enclosure_add_links(struct enclosure_component *cdev) diff --git a/drivers/net/bonding/bond_main.c b/drivers/net/bonding/bond_main.c index b979c265fc51..089a4028859d 100644 --- a/drivers/net/bonding/bond_main.c +++ b/drivers/net/bonding/bond_main.c @@ -3850,7 +3850,8 @@ static inline int bond_slave_override(struct bonding *bond, /* Find out if any slaves have the same mapping as this skb. */ bond_for_each_slave_rcu(bond, slave, iter) { if (slave->queue_id == skb->queue_mapping) { - if (bond_slave_can_tx(slave)) { + if (bond_slave_is_up(slave) && + slave->link == BOND_LINK_UP) { bond_dev_queue_xmit(bond, skb, slave->dev); return 0; } diff --git a/drivers/net/can/flexcan.c b/drivers/net/can/flexcan.c index 80c46ad4cee4..ad0a7e8c2c2b 100644 --- a/drivers/net/can/flexcan.c +++ b/drivers/net/can/flexcan.c @@ -592,13 +592,12 @@ static int flexcan_poll_state(struct net_device *dev, u32 reg_esr) rx_state = unlikely(reg_esr & FLEXCAN_ESR_RX_WRN) ? CAN_STATE_ERROR_WARNING : CAN_STATE_ERROR_ACTIVE; new_state = max(tx_state, rx_state); - } else if (unlikely(flt == FLEXCAN_ESR_FLT_CONF_PASSIVE)) { + } else { __flexcan_get_berr_counter(dev, &bec); - new_state = CAN_STATE_ERROR_PASSIVE; + new_state = flt == FLEXCAN_ESR_FLT_CONF_PASSIVE ? + CAN_STATE_ERROR_PASSIVE : CAN_STATE_BUS_OFF; rx_state = bec.rxerr >= bec.txerr ? new_state : 0; tx_state = bec.rxerr <= bec.txerr ? new_state : 0; - } else { - new_state = CAN_STATE_BUS_OFF; } /* state hasn't changed */ @@ -1158,12 +1157,19 @@ static int flexcan_probe(struct platform_device *pdev) const struct flexcan_devtype_data *devtype_data; struct net_device *dev; struct flexcan_priv *priv; + struct regulator *reg_xceiver; struct resource *mem; struct clk *clk_ipg = NULL, *clk_per = NULL; void __iomem *base; int err, irq; u32 clock_freq = 0; + reg_xceiver = devm_regulator_get(&pdev->dev, "xceiver"); + if (PTR_ERR(reg_xceiver) == -EPROBE_DEFER) + return -EPROBE_DEFER; + else if (IS_ERR(reg_xceiver)) + reg_xceiver = NULL; + if (pdev->dev.of_node) of_property_read_u32(pdev->dev.of_node, "clock-frequency", &clock_freq); @@ -1224,9 +1230,7 @@ static int flexcan_probe(struct platform_device *pdev) priv->pdata = dev_get_platdata(&pdev->dev); priv->devtype_data = devtype_data; - priv->reg_xceiver = devm_regulator_get(&pdev->dev, "xceiver"); - if (IS_ERR(priv->reg_xceiver)) - priv->reg_xceiver = NULL; + priv->reg_xceiver = reg_xceiver; netif_napi_add(dev, &priv->napi, flexcan_poll, FLEXCAN_NAPI_WEIGHT); diff --git a/drivers/net/can/usb/gs_usb.c b/drivers/net/can/usb/gs_usb.c index 009acc8641fc..8b4d3e6875eb 100644 --- a/drivers/net/can/usb/gs_usb.c +++ b/drivers/net/can/usb/gs_usb.c @@ -901,6 +901,8 @@ static int gs_usb_probe(struct usb_interface *intf, const struct usb_device_id * } dev = kzalloc(sizeof(*dev), GFP_KERNEL); + if (!dev) + return -ENOMEM; init_usb_anchor(&dev->rx_submitted); atomic_set(&dev->active_channels, 0); diff --git a/drivers/net/can/usb/kvaser_usb.c b/drivers/net/can/usb/kvaser_usb.c index e97a08ce0b90..57611fd91229 100644 --- a/drivers/net/can/usb/kvaser_usb.c +++ b/drivers/net/can/usb/kvaser_usb.c @@ -25,7 +25,6 @@ #include <linux/can/dev.h> #include <linux/can/error.h> -#define MAX_TX_URBS 16 #define MAX_RX_URBS 4 #define START_TIMEOUT 1000 /* msecs */ #define STOP_TIMEOUT 1000 /* msecs */ @@ -443,6 +442,7 @@ struct kvaser_usb_error_summary { }; }; +/* Context for an outstanding, not yet ACKed, transmission */ struct kvaser_usb_tx_urb_context { struct kvaser_usb_net_priv *priv; u32 echo_index; @@ -456,8 +456,13 @@ struct kvaser_usb { struct usb_endpoint_descriptor *bulk_in, *bulk_out; struct usb_anchor rx_submitted; + /* @max_tx_urbs: Firmware-reported maximum number of oustanding, + * not yet ACKed, transmissions on this device. This value is + * also used as a sentinel for marking free tx contexts. + */ u32 fw_version; unsigned int nchannels; + unsigned int max_tx_urbs; enum kvaser_usb_family family; bool rxinitdone; @@ -467,19 +472,18 @@ struct kvaser_usb { struct kvaser_usb_net_priv { struct can_priv can; - - spinlock_t tx_contexts_lock; - int active_tx_contexts; - struct kvaser_usb_tx_urb_context tx_contexts[MAX_TX_URBS]; - - struct usb_anchor tx_submitted; - struct completion start_comp, stop_comp; + struct can_berr_counter bec; struct kvaser_usb *dev; struct net_device *netdev; int channel; - struct can_berr_counter bec; + struct completion start_comp, stop_comp; + struct usb_anchor tx_submitted; + + spinlock_t tx_contexts_lock; + int active_tx_contexts; + struct kvaser_usb_tx_urb_context tx_contexts[]; }; static const struct usb_device_id kvaser_usb_table[] = { @@ -592,8 +596,8 @@ static int kvaser_usb_wait_msg(const struct kvaser_usb *dev, u8 id, * for further details. */ if (tmp->len == 0) { - pos = round_up(pos, - dev->bulk_in->wMaxPacketSize); + pos = round_up(pos, le16_to_cpu(dev->bulk_in-> + wMaxPacketSize)); continue; } @@ -657,9 +661,13 @@ static int kvaser_usb_get_software_info(struct kvaser_usb *dev) switch (dev->family) { case KVASER_LEAF: dev->fw_version = le32_to_cpu(msg.u.leaf.softinfo.fw_version); + dev->max_tx_urbs = + le16_to_cpu(msg.u.leaf.softinfo.max_outstanding_tx); break; case KVASER_USBCAN: dev->fw_version = le32_to_cpu(msg.u.usbcan.softinfo.fw_version); + dev->max_tx_urbs = + le16_to_cpu(msg.u.usbcan.softinfo.max_outstanding_tx); break; } @@ -715,7 +723,7 @@ static void kvaser_usb_tx_acknowledge(const struct kvaser_usb *dev, stats = &priv->netdev->stats; - context = &priv->tx_contexts[tid % MAX_TX_URBS]; + context = &priv->tx_contexts[tid % dev->max_tx_urbs]; /* Sometimes the state change doesn't come after a bus-off event */ if (priv->can.restart_ms && @@ -744,7 +752,7 @@ static void kvaser_usb_tx_acknowledge(const struct kvaser_usb *dev, spin_lock_irqsave(&priv->tx_contexts_lock, flags); can_get_echo_skb(priv->netdev, context->echo_index); - context->echo_index = MAX_TX_URBS; + context->echo_index = dev->max_tx_urbs; --priv->active_tx_contexts; netif_wake_queue(priv->netdev); @@ -1329,7 +1337,8 @@ static void kvaser_usb_read_bulk_callback(struct urb *urb) * number of events in case of a heavy rx load on the bus. */ if (msg->len == 0) { - pos = round_up(pos, dev->bulk_in->wMaxPacketSize); + pos = round_up(pos, le16_to_cpu(dev->bulk_in-> + wMaxPacketSize)); continue; } @@ -1512,11 +1521,13 @@ error: static void kvaser_usb_reset_tx_urb_contexts(struct kvaser_usb_net_priv *priv) { - int i; + int i, max_tx_urbs; + + max_tx_urbs = priv->dev->max_tx_urbs; priv->active_tx_contexts = 0; - for (i = 0; i < MAX_TX_URBS; i++) - priv->tx_contexts[i].echo_index = MAX_TX_URBS; + for (i = 0; i < max_tx_urbs; i++) + priv->tx_contexts[i].echo_index = max_tx_urbs; } /* This method might sleep. Do not call it in the atomic context @@ -1702,14 +1713,14 @@ static netdev_tx_t kvaser_usb_start_xmit(struct sk_buff *skb, *msg_tx_can_flags |= MSG_FLAG_REMOTE_FRAME; spin_lock_irqsave(&priv->tx_contexts_lock, flags); - for (i = 0; i < ARRAY_SIZE(priv->tx_contexts); i++) { - if (priv->tx_contexts[i].echo_index == MAX_TX_URBS) { + for (i = 0; i < dev->max_tx_urbs; i++) { + if (priv->tx_contexts[i].echo_index == dev->max_tx_urbs) { context = &priv->tx_contexts[i]; context->echo_index = i; can_put_echo_skb(skb, netdev, context->echo_index); ++priv->active_tx_contexts; - if (priv->active_tx_contexts >= MAX_TX_URBS) + if (priv->active_tx_contexts >= dev->max_tx_urbs) netif_stop_queue(netdev); break; @@ -1743,7 +1754,7 @@ static netdev_tx_t kvaser_usb_start_xmit(struct sk_buff *skb, spin_lock_irqsave(&priv->tx_contexts_lock, flags); can_free_echo_skb(netdev, context->echo_index); - context->echo_index = MAX_TX_URBS; + context->echo_index = dev->max_tx_urbs; --priv->active_tx_contexts; netif_wake_queue(netdev); @@ -1881,7 +1892,9 @@ static int kvaser_usb_init_one(struct usb_interface *intf, if (err) return err; - netdev = alloc_candev(sizeof(*priv), MAX_TX_URBS); + netdev = alloc_candev(sizeof(*priv) + + dev->max_tx_urbs * sizeof(*priv->tx_contexts), + dev->max_tx_urbs); if (!netdev) { dev_err(&intf->dev, "Cannot alloc candev\n"); return -ENOMEM; @@ -2009,6 +2022,13 @@ static int kvaser_usb_probe(struct usb_interface *intf, return err; } + dev_dbg(&intf->dev, "Firmware version: %d.%d.%d\n", + ((dev->fw_version >> 24) & 0xff), + ((dev->fw_version >> 16) & 0xff), + (dev->fw_version & 0xffff)); + + dev_dbg(&intf->dev, "Max oustanding tx = %d URBs\n", dev->max_tx_urbs); + err = kvaser_usb_get_card_info(dev); if (err) { dev_err(&intf->dev, @@ -2016,11 +2036,6 @@ static int kvaser_usb_probe(struct usb_interface *intf, return err; } - dev_dbg(&intf->dev, "Firmware version: %d.%d.%d\n", - ((dev->fw_version >> 24) & 0xff), - ((dev->fw_version >> 16) & 0xff), - (dev->fw_version & 0xffff)); - for (i = 0; i < dev->nchannels; i++) { err = kvaser_usb_init_one(intf, id, i); if (err) { diff --git a/drivers/net/can/usb/peak_usb/pcan_ucan.h b/drivers/net/can/usb/peak_usb/pcan_ucan.h index 1ba7c25002e1..e8fc4952c6b0 100644 --- a/drivers/net/can/usb/peak_usb/pcan_ucan.h +++ b/drivers/net/can/usb/peak_usb/pcan_ucan.h @@ -26,8 +26,8 @@ #define PUCAN_CMD_FILTER_STD 0x008 #define PUCAN_CMD_TX_ABORT 0x009 #define PUCAN_CMD_WR_ERR_CNT 0x00a -#define PUCAN_CMD_RX_FRAME_ENABLE 0x00b -#define PUCAN_CMD_RX_FRAME_DISABLE 0x00c +#define PUCAN_CMD_SET_EN_OPTION 0x00b +#define PUCAN_CMD_CLR_DIS_OPTION 0x00c #define PUCAN_CMD_END_OF_COLLECTION 0x3ff /* uCAN received messages list */ @@ -101,14 +101,15 @@ struct __packed pucan_wr_err_cnt { u16 unused; }; -/* uCAN RX_FRAME_ENABLE command fields */ -#define PUCAN_FLTEXT_ERROR 0x0001 -#define PUCAN_FLTEXT_BUSLOAD 0x0002 +/* uCAN SET_EN/CLR_DIS _OPTION command fields */ +#define PUCAN_OPTION_ERROR 0x0001 +#define PUCAN_OPTION_BUSLOAD 0x0002 +#define PUCAN_OPTION_CANDFDISO 0x0004 -struct __packed pucan_filter_ext { +struct __packed pucan_options { __le16 opcode_channel; - __le16 ext_mask; + __le16 options; u32 unused; }; diff --git a/drivers/net/can/usb/peak_usb/pcan_usb_fd.c b/drivers/net/can/usb/peak_usb/pcan_usb_fd.c index 0bac0f14edc3..a9221ad9f1a0 100644 --- a/drivers/net/can/usb/peak_usb/pcan_usb_fd.c +++ b/drivers/net/can/usb/peak_usb/pcan_usb_fd.c @@ -110,13 +110,13 @@ struct __packed pcan_ufd_led { u8 unused[5]; }; -/* Extended usage of uCAN commands CMD_RX_FRAME_xxxABLE for PCAN-USB Pro FD */ +/* Extended usage of uCAN commands CMD_xxx_xx_OPTION for PCAN-USB Pro FD */ #define PCAN_UFD_FLTEXT_CALIBRATION 0x8000 -struct __packed pcan_ufd_filter_ext { +struct __packed pcan_ufd_options { __le16 opcode_channel; - __le16 ext_mask; + __le16 ucan_mask; u16 unused; __le16 usb_mask; }; @@ -251,6 +251,27 @@ static int pcan_usb_fd_build_restart_cmd(struct peak_usb_device *dev, u8 *buf) /* moves the pointer forward */ pc += sizeof(struct pucan_wr_err_cnt); + /* add command to switch from ISO to non-ISO mode, if fw allows it */ + if (dev->can.ctrlmode_supported & CAN_CTRLMODE_FD_NON_ISO) { + struct pucan_options *puo = (struct pucan_options *)pc; + + puo->opcode_channel = + (dev->can.ctrlmode & CAN_CTRLMODE_FD_NON_ISO) ? + pucan_cmd_opcode_channel(dev, + PUCAN_CMD_CLR_DIS_OPTION) : + pucan_cmd_opcode_channel(dev, PUCAN_CMD_SET_EN_OPTION); + + puo->options = cpu_to_le16(PUCAN_OPTION_CANDFDISO); + + /* to be sure that no other extended bits will be taken into + * account + */ + puo->unused = 0; + + /* moves the pointer forward */ + pc += sizeof(struct pucan_options); + } + /* next, go back to operational mode */ cmd = (struct pucan_command *)pc; cmd->opcode_channel = pucan_cmd_opcode_channel(dev, @@ -321,21 +342,21 @@ static int pcan_usb_fd_set_filter_std(struct peak_usb_device *dev, int idx, return pcan_usb_fd_send_cmd(dev, cmd); } -/* set/unset notifications filter: +/* set/unset options * - * onoff sets(1)/unset(0) notifications - * mask each bit defines a kind of notification to set/unset + * onoff set(1)/unset(0) options + * mask each bit defines a kind of options to set/unset */ -static int pcan_usb_fd_set_filter_ext(struct peak_usb_device *dev, - bool onoff, u16 ext_mask, u16 usb_mask) +static int pcan_usb_fd_set_options(struct peak_usb_device *dev, + bool onoff, u16 ucan_mask, u16 usb_mask) { - struct pcan_ufd_filter_ext *cmd = pcan_usb_fd_cmd_buffer(dev); + struct pcan_ufd_options *cmd = pcan_usb_fd_cmd_buffer(dev); cmd->opcode_channel = pucan_cmd_opcode_channel(dev, - (onoff) ? PUCAN_CMD_RX_FRAME_ENABLE : - PUCAN_CMD_RX_FRAME_DISABLE); + (onoff) ? PUCAN_CMD_SET_EN_OPTION : + PUCAN_CMD_CLR_DIS_OPTION); - cmd->ext_mask = cpu_to_le16(ext_mask); + cmd->ucan_mask = cpu_to_le16(ucan_mask); cmd->usb_mask = cpu_to_le16(usb_mask); /* send the command */ @@ -770,9 +791,9 @@ static int pcan_usb_fd_start(struct peak_usb_device *dev) &pcan_usb_pro_fd); /* enable USB calibration messages */ - err = pcan_usb_fd_set_filter_ext(dev, 1, - PUCAN_FLTEXT_ERROR, - PCAN_UFD_FLTEXT_CALIBRATION); + err = pcan_usb_fd_set_options(dev, 1, + PUCAN_OPTION_ERROR, + PCAN_UFD_FLTEXT_CALIBRATION); } pdev->usb_if->dev_opened_count++; @@ -806,9 +827,9 @@ static int pcan_usb_fd_stop(struct peak_usb_device *dev) /* turn off special msgs for that interface if no other dev opened */ if (pdev->usb_if->dev_opened_count == 1) - pcan_usb_fd_set_filter_ext(dev, 0, - PUCAN_FLTEXT_ERROR, - PCAN_UFD_FLTEXT_CALIBRATION); + pcan_usb_fd_set_options(dev, 0, + PUCAN_OPTION_ERROR, + PCAN_UFD_FLTEXT_CALIBRATION); pdev->usb_if->dev_opened_count--; return 0; @@ -860,8 +881,14 @@ static int pcan_usb_fd_init(struct peak_usb_device *dev) pdev->usb_if->fw_info.fw_version[2], dev->adapter->ctrl_count); - /* the currently supported hw is non-ISO */ - dev->can.ctrlmode = CAN_CTRLMODE_FD_NON_ISO; + /* check for ability to switch between ISO/non-ISO modes */ + if (pdev->usb_if->fw_info.fw_version[0] >= 2) { + /* firmware >= 2.x supports ISO/non-ISO switching */ + dev->can.ctrlmode_supported |= CAN_CTRLMODE_FD_NON_ISO; + } else { + /* firmware < 2.x only supports fixed(!) non-ISO */ + dev->can.ctrlmode |= CAN_CTRLMODE_FD_NON_ISO; + } /* tell the hardware the can driver is running */ err = pcan_usb_fd_drv_loaded(dev, 1); @@ -937,9 +964,9 @@ static void pcan_usb_fd_exit(struct peak_usb_device *dev) if (dev->ctrl_idx == 0) { /* turn off calibration message if any device were opened */ if (pdev->usb_if->dev_opened_count > 0) - pcan_usb_fd_set_filter_ext(dev, 0, - PUCAN_FLTEXT_ERROR, - PCAN_UFD_FLTEXT_CALIBRATION); + pcan_usb_fd_set_options(dev, 0, + PUCAN_OPTION_ERROR, + PCAN_UFD_FLTEXT_CALIBRATION); /* tell USB adapter that the driver is being unloaded */ pcan_usb_fd_drv_loaded(dev, 0); diff --git a/drivers/net/ethernet/broadcom/bnx2x/bnx2x.h b/drivers/net/ethernet/broadcom/bnx2x/bnx2x.h index 756053c028be..4085c4b31047 100644 --- a/drivers/net/ethernet/broadcom/bnx2x/bnx2x.h +++ b/drivers/net/ethernet/broadcom/bnx2x/bnx2x.h @@ -1811,7 +1811,7 @@ struct bnx2x { int stats_state; /* used for synchronization of concurrent threads statistics handling */ - spinlock_t stats_lock; + struct mutex stats_lock; /* used by dmae command loader */ struct dmae_command stats_dmae; @@ -1935,8 +1935,6 @@ struct bnx2x { int fp_array_size; u32 dump_preset_idx; - bool stats_started; - struct semaphore stats_sema; u8 phys_port_id[ETH_ALEN]; diff --git a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c index 996e215fc324..1ec635f54994 100644 --- a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c +++ b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c @@ -129,8 +129,8 @@ struct bnx2x_mac_vals { u32 xmac_val; u32 emac_addr; u32 emac_val; - u32 umac_addr; - u32 umac_val; + u32 umac_addr[2]; + u32 umac_val[2]; u32 bmac_addr; u32 bmac_val[2]; }; @@ -7866,6 +7866,20 @@ int bnx2x_init_hw_func_cnic(struct bnx2x *bp) return 0; } +/* previous driver DMAE transaction may have occurred when pre-boot stage ended + * and boot began, or when kdump kernel was loaded. Either case would invalidate + * the addresses of the transaction, resulting in was-error bit set in the pci + * causing all hw-to-host pcie transactions to timeout. If this happened we want + * to clear the interrupt which detected this from the pglueb and the was done + * bit + */ +static void bnx2x_clean_pglue_errors(struct bnx2x *bp) +{ + if (!CHIP_IS_E1x(bp)) + REG_WR(bp, PGLUE_B_REG_WAS_ERROR_PF_7_0_CLR, + 1 << BP_ABS_FUNC(bp)); +} + static int bnx2x_init_hw_func(struct bnx2x *bp) { int port = BP_PORT(bp); @@ -7958,8 +7972,7 @@ static int bnx2x_init_hw_func(struct bnx2x *bp) bnx2x_init_block(bp, BLOCK_PGLUE_B, init_phase); - if (!CHIP_IS_E1x(bp)) - REG_WR(bp, PGLUE_B_REG_WAS_ERROR_PF_7_0_CLR, func); + bnx2x_clean_pglue_errors(bp); bnx2x_init_block(bp, BLOCK_ATC, init_phase); bnx2x_init_block(bp, BLOCK_DMAE, init_phase); @@ -10141,6 +10154,25 @@ static u32 bnx2x_get_pretend_reg(struct bnx2x *bp) return base + (BP_ABS_FUNC(bp)) * stride; } +static bool bnx2x_prev_unload_close_umac(struct bnx2x *bp, + u8 port, u32 reset_reg, + struct bnx2x_mac_vals *vals) +{ + u32 mask = MISC_REGISTERS_RESET_REG_2_UMAC0 << port; + u32 base_addr; + + if (!(mask & reset_reg)) + return false; + + BNX2X_DEV_INFO("Disable umac Rx %02x\n", port); + base_addr = port ? GRCBASE_UMAC1 : GRCBASE_UMAC0; + vals->umac_addr[port] = base_addr + UMAC_REG_COMMAND_CONFIG; + vals->umac_val[port] = REG_RD(bp, vals->umac_addr[port]); + REG_WR(bp, vals->umac_addr[port], 0); + + return true; +} + static void bnx2x_prev_unload_close_mac(struct bnx2x *bp, struct bnx2x_mac_vals *vals) { @@ -10149,10 +10181,7 @@ static void bnx2x_prev_unload_close_mac(struct bnx2x *bp, u8 port = BP_PORT(bp); /* reset addresses as they also mark which values were changed */ - vals->bmac_addr = 0; - vals->umac_addr = 0; - vals->xmac_addr = 0; - vals->emac_addr = 0; + memset(vals, 0, sizeof(*vals)); reset_reg = REG_RD(bp, MISC_REG_RESET_REG_2); @@ -10201,15 +10230,11 @@ static void bnx2x_prev_unload_close_mac(struct bnx2x *bp, REG_WR(bp, vals->xmac_addr, 0); mac_stopped = true; } - mask = MISC_REGISTERS_RESET_REG_2_UMAC0 << port; - if (mask & reset_reg) { - BNX2X_DEV_INFO("Disable umac Rx\n"); - base_addr = BP_PORT(bp) ? GRCBASE_UMAC1 : GRCBASE_UMAC0; - vals->umac_addr = base_addr + UMAC_REG_COMMAND_CONFIG; - vals->umac_val = REG_RD(bp, vals->umac_addr); - REG_WR(bp, vals->umac_addr, 0); - mac_stopped = true; - } + + mac_stopped |= bnx2x_prev_unload_close_umac(bp, 0, + reset_reg, vals); + mac_stopped |= bnx2x_prev_unload_close_umac(bp, 1, + reset_reg, vals); } if (mac_stopped) @@ -10505,8 +10530,11 @@ static int bnx2x_prev_unload_common(struct bnx2x *bp) /* Close the MAC Rx to prevent BRB from filling up */ bnx2x_prev_unload_close_mac(bp, &mac_vals); - /* close LLH filters towards the BRB */ + /* close LLH filters for both ports towards the BRB */ bnx2x_set_rx_filter(&bp->link_params, 0); + bp->link_params.port ^= 1; + bnx2x_set_rx_filter(&bp->link_params, 0); + bp->link_params.port ^= 1; /* Check if the UNDI driver was previously loaded */ if (bnx2x_prev_is_after_undi(bp)) { @@ -10553,8 +10581,10 @@ static int bnx2x_prev_unload_common(struct bnx2x *bp) if (mac_vals.xmac_addr) REG_WR(bp, mac_vals.xmac_addr, mac_vals.xmac_val); - if (mac_vals.umac_addr) - REG_WR(bp, mac_vals.umac_addr, mac_vals.umac_val); + if (mac_vals.umac_addr[0]) + REG_WR(bp, mac_vals.umac_addr[0], mac_vals.umac_val[0]); + if (mac_vals.umac_addr[1]) + REG_WR(bp, mac_vals.umac_addr[1], mac_vals.umac_val[1]); if (mac_vals.emac_addr) REG_WR(bp, mac_vals.emac_addr, mac_vals.emac_val); if (mac_vals.bmac_addr) { @@ -10571,26 +10601,6 @@ static int bnx2x_prev_unload_common(struct bnx2x *bp) return bnx2x_prev_mcp_done(bp); } -/* previous driver DMAE transaction may have occurred when pre-boot stage ended - * and boot began, or when kdump kernel was loaded. Either case would invalidate - * the addresses of the transaction, resulting in was-error bit set in the pci - * causing all hw-to-host pcie transactions to timeout. If this happened we want - * to clear the interrupt which detected this from the pglueb and the was done - * bit - */ -static void bnx2x_prev_interrupted_dmae(struct bnx2x *bp) -{ - if (!CHIP_IS_E1x(bp)) { - u32 val = REG_RD(bp, PGLUE_B_REG_PGLUE_B_INT_STS); - if (val & PGLUE_B_PGLUE_B_INT_STS_REG_WAS_ERROR_ATTN) { - DP(BNX2X_MSG_SP, - "'was error' bit was found to be set in pglueb upon startup. Clearing\n"); - REG_WR(bp, PGLUE_B_REG_WAS_ERROR_PF_7_0_CLR, - 1 << BP_FUNC(bp)); - } - } -} - static int bnx2x_prev_unload(struct bnx2x *bp) { int time_counter = 10; @@ -10600,7 +10610,7 @@ static int bnx2x_prev_unload(struct bnx2x *bp) /* clear hw from errors which may have resulted from an interrupted * dmae transaction. */ - bnx2x_prev_interrupted_dmae(bp); + bnx2x_clean_pglue_errors(bp); /* Release previously held locks */ hw_lock_reg = (BP_FUNC(bp) <= 5) ? @@ -12037,9 +12047,8 @@ static int bnx2x_init_bp(struct bnx2x *bp) mutex_init(&bp->port.phy_mutex); mutex_init(&bp->fw_mb_mutex); mutex_init(&bp->drv_info_mutex); + mutex_init(&bp->stats_lock); bp->drv_info_mng_owner = false; - spin_lock_init(&bp->stats_lock); - sema_init(&bp->stats_sema, 1); INIT_DELAYED_WORK(&bp->sp_task, bnx2x_sp_task); INIT_DELAYED_WORK(&bp->sp_rtnl_task, bnx2x_sp_rtnl_task); @@ -13668,9 +13677,9 @@ static int bnx2x_eeh_nic_unload(struct bnx2x *bp) cancel_delayed_work_sync(&bp->sp_task); cancel_delayed_work_sync(&bp->period_task); - spin_lock_bh(&bp->stats_lock); + mutex_lock(&bp->stats_lock); bp->stats_state = STATS_STATE_DISABLED; - spin_unlock_bh(&bp->stats_lock); + mutex_unlock(&bp->stats_lock); bnx2x_save_statistics(bp); diff --git a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_sriov.c b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_sriov.c index e5aca2de1871..cfe3c7695455 100644 --- a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_sriov.c +++ b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_sriov.c @@ -2238,7 +2238,9 @@ int bnx2x_vf_close(struct bnx2x *bp, struct bnx2x_virtf *vf) cookie.vf = vf; cookie.state = VF_ACQUIRED; - bnx2x_stats_safe_exec(bp, bnx2x_set_vf_state, &cookie); + rc = bnx2x_stats_safe_exec(bp, bnx2x_set_vf_state, &cookie); + if (rc) + goto op_err; } DP(BNX2X_MSG_IOV, "set state to acquired\n"); diff --git a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_stats.c b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_stats.c index d1608297c773..800ab44a07ce 100644 --- a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_stats.c +++ b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_stats.c @@ -123,36 +123,28 @@ static void bnx2x_dp_stats(struct bnx2x *bp) */ static void bnx2x_storm_stats_post(struct bnx2x *bp) { - if (!bp->stats_pending) { - int rc; + int rc; - spin_lock_bh(&bp->stats_lock); - - if (bp->stats_pending) { - spin_unlock_bh(&bp->stats_lock); - return; - } - - bp->fw_stats_req->hdr.drv_stats_counter = - cpu_to_le16(bp->stats_counter++); + if (bp->stats_pending) + return; - DP(BNX2X_MSG_STATS, "Sending statistics ramrod %d\n", - le16_to_cpu(bp->fw_stats_req->hdr.drv_stats_counter)); + bp->fw_stats_req->hdr.drv_stats_counter = + cpu_to_le16(bp->stats_counter++); - /* adjust the ramrod to include VF queues statistics */ - bnx2x_iov_adjust_stats_req(bp); - bnx2x_dp_stats(bp); + DP(BNX2X_MSG_STATS, "Sending statistics ramrod %d\n", + le16_to_cpu(bp->fw_stats_req->hdr.drv_stats_counter)); - /* send FW stats ramrod */ - rc = bnx2x_sp_post(bp, RAMROD_CMD_ID_COMMON_STAT_QUERY, 0, - U64_HI(bp->fw_stats_req_mapping), - U64_LO(bp->fw_stats_req_mapping), - NONE_CONNECTION_TYPE); - if (rc == 0) - bp->stats_pending = 1; + /* adjust the ramrod to include VF queues statistics */ + bnx2x_iov_adjust_stats_req(bp); + bnx2x_dp_stats(bp); - spin_unlock_bh(&bp->stats_lock); - } + /* send FW stats ramrod */ + rc = bnx2x_sp_post(bp, RAMROD_CMD_ID_COMMON_STAT_QUERY, 0, + U64_HI(bp->fw_stats_req_mapping), + U64_LO(bp->fw_stats_req_mapping), + NONE_CONNECTION_TYPE); + if (rc == 0) + bp->stats_pending = 1; } static void bnx2x_hw_stats_post(struct bnx2x *bp) @@ -221,7 +213,7 @@ static void bnx2x_stats_comp(struct bnx2x *bp) */ /* should be called under stats_sema */ -static void __bnx2x_stats_pmf_update(struct bnx2x *bp) +static void bnx2x_stats_pmf_update(struct bnx2x *bp) { struct dmae_command *dmae; u32 opcode; @@ -519,7 +511,7 @@ static void bnx2x_func_stats_init(struct bnx2x *bp) } /* should be called under stats_sema */ -static void __bnx2x_stats_start(struct bnx2x *bp) +static void bnx2x_stats_start(struct bnx2x *bp) { if (IS_PF(bp)) { if (bp->port.pmf) @@ -531,34 +523,13 @@ static void __bnx2x_stats_start(struct bnx2x *bp) bnx2x_hw_stats_post(bp); bnx2x_storm_stats_post(bp); } - - bp->stats_started = true; -} - -static void bnx2x_stats_start(struct bnx2x *bp) -{ - if (down_timeout(&bp->stats_sema, HZ/10)) - BNX2X_ERR("Unable to acquire stats lock\n"); - __bnx2x_stats_start(bp); - up(&bp->stats_sema); } static void bnx2x_stats_pmf_start(struct bnx2x *bp) { - if (down_timeout(&bp->stats_sema, HZ/10)) - BNX2X_ERR("Unable to acquire stats lock\n"); bnx2x_stats_comp(bp); - __bnx2x_stats_pmf_update(bp); - __bnx2x_stats_start(bp); - up(&bp->stats_sema); -} - -static void bnx2x_stats_pmf_update(struct bnx2x *bp) -{ - if (down_timeout(&bp->stats_sema, HZ/10)) - BNX2X_ERR("Unable to acquire stats lock\n"); - __bnx2x_stats_pmf_update(bp); - up(&bp->stats_sema); + bnx2x_stats_pmf_update(bp); + bnx2x_stats_start(bp); } static void bnx2x_stats_restart(struct bnx2x *bp) @@ -568,11 +539,9 @@ static void bnx2x_stats_restart(struct bnx2x *bp) */ if (IS_VF(bp)) return; - if (down_timeout(&bp->stats_sema, HZ/10)) - BNX2X_ERR("Unable to acquire stats lock\n"); + bnx2x_stats_comp(bp); - __bnx2x_stats_start(bp); - up(&bp->stats_sema); + bnx2x_stats_start(bp); } static void bnx2x_bmac_stats_update(struct bnx2x *bp) @@ -1246,18 +1215,12 @@ static void bnx2x_stats_update(struct bnx2x *bp) { u32 *stats_comp = bnx2x_sp(bp, stats_comp); - /* we run update from timer context, so give up - * if somebody is in the middle of transition - */ - if (down_trylock(&bp->stats_sema)) + if (bnx2x_edebug_stats_stopped(bp)) return; - if (bnx2x_edebug_stats_stopped(bp) || !bp->stats_started) - goto out; - if (IS_PF(bp)) { if (*stats_comp != DMAE_COMP_VAL) - goto out; + return; if (bp->port.pmf) bnx2x_hw_stats_update(bp); @@ -1267,7 +1230,7 @@ static void bnx2x_stats_update(struct bnx2x *bp) BNX2X_ERR("storm stats were not updated for 3 times\n"); bnx2x_panic(); } - goto out; + return; } } else { /* vf doesn't collect HW statistics, and doesn't get completions @@ -1281,7 +1244,7 @@ static void bnx2x_stats_update(struct bnx2x *bp) /* vf is done */ if (IS_VF(bp)) - goto out; + return; if (netif_msg_timer(bp)) { struct bnx2x_eth_stats *estats = &bp->eth_stats; @@ -1292,9 +1255,6 @@ static void bnx2x_stats_update(struct bnx2x *bp) bnx2x_hw_stats_post(bp); bnx2x_storm_stats_post(bp); - -out: - up(&bp->stats_sema); } static void bnx2x_port_stats_stop(struct bnx2x *bp) @@ -1358,12 +1318,7 @@ static void bnx2x_port_stats_stop(struct bnx2x *bp) static void bnx2x_stats_stop(struct bnx2x *bp) { - int update = 0; - - if (down_timeout(&bp->stats_sema, HZ/10)) - BNX2X_ERR("Unable to acquire stats lock\n"); - - bp->stats_started = false; + bool update = false; bnx2x_stats_comp(bp); @@ -1381,8 +1336,6 @@ static void bnx2x_stats_stop(struct bnx2x *bp) bnx2x_hw_stats_post(bp); bnx2x_stats_comp(bp); } - - up(&bp->stats_sema); } static void bnx2x_stats_do_nothing(struct bnx2x *bp) @@ -1410,18 +1363,28 @@ static const struct { void bnx2x_stats_handle(struct bnx2x *bp, enum bnx2x_stats_event event) { - enum bnx2x_stats_state state; - void (*action)(struct bnx2x *bp); + enum bnx2x_stats_state state = bp->stats_state; + if (unlikely(bp->panic)) return; - spin_lock_bh(&bp->stats_lock); - state = bp->stats_state; + /* Statistics update run from timer context, and we don't want to stop + * that context in case someone is in the middle of a transition. + * For other events, wait a bit until lock is taken. + */ + if (!mutex_trylock(&bp->stats_lock)) { + if (event == STATS_EVENT_UPDATE) + return; + + DP(BNX2X_MSG_STATS, + "Unlikely stats' lock contention [event %d]\n", event); + mutex_lock(&bp->stats_lock); + } + + bnx2x_stats_stm[state][event].action(bp); bp->stats_state = bnx2x_stats_stm[state][event].next_state; - action = bnx2x_stats_stm[state][event].action; - spin_unlock_bh(&bp->stats_lock); - action(bp); + mutex_unlock(&bp->stats_lock); if ((event != STATS_EVENT_UPDATE) || netif_msg_timer(bp)) DP(BNX2X_MSG_STATS, "state %d -> event %d -> state %d\n", @@ -1998,13 +1961,34 @@ void bnx2x_afex_collect_stats(struct bnx2x *bp, void *void_afex_stats, } } -void bnx2x_stats_safe_exec(struct bnx2x *bp, - void (func_to_exec)(void *cookie), - void *cookie){ - if (down_timeout(&bp->stats_sema, HZ/10)) - BNX2X_ERR("Unable to acquire stats lock\n"); +int bnx2x_stats_safe_exec(struct bnx2x *bp, + void (func_to_exec)(void *cookie), + void *cookie) +{ + int cnt = 10, rc = 0; + + /* Wait for statistics to end [while blocking further requests], + * then run supplied function 'safely'. + */ + mutex_lock(&bp->stats_lock); + bnx2x_stats_comp(bp); + while (bp->stats_pending && cnt--) + if (bnx2x_storm_stats_update(bp)) + usleep_range(1000, 2000); + if (bp->stats_pending) { + BNX2X_ERR("Failed to wait for stats pending to clear [possibly FW is stuck]\n"); + rc = -EBUSY; + goto out; + } + func_to_exec(cookie); - __bnx2x_stats_start(bp); - up(&bp->stats_sema); + +out: + /* No need to restart statistics - if they're enabled, the timer + * will restart the statistics. + */ + mutex_unlock(&bp->stats_lock); + + return rc; } diff --git a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_stats.h b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_stats.h index 2beceaefdeea..965539a9dabe 100644 --- a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_stats.h +++ b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_stats.h @@ -539,9 +539,9 @@ struct bnx2x; void bnx2x_memset_stats(struct bnx2x *bp); void bnx2x_stats_init(struct bnx2x *bp); void bnx2x_stats_handle(struct bnx2x *bp, enum bnx2x_stats_event event); -void bnx2x_stats_safe_exec(struct bnx2x *bp, - void (func_to_exec)(void *cookie), - void *cookie); +int bnx2x_stats_safe_exec(struct bnx2x *bp, + void (func_to_exec)(void *cookie), + void *cookie); /** * bnx2x_save_statistics - save statistics when unloading. diff --git a/drivers/net/ethernet/chelsio/cxgb4/cxgb4.h b/drivers/net/ethernet/chelsio/cxgb4/cxgb4.h index 97842d03675b..c6ff4890d171 100644 --- a/drivers/net/ethernet/chelsio/cxgb4/cxgb4.h +++ b/drivers/net/ethernet/chelsio/cxgb4/cxgb4.h @@ -376,8 +376,6 @@ enum { enum { INGQ_EXTRAS = 2, /* firmware event queue and */ /* forwarded interrupts */ - MAX_EGRQ = MAX_ETH_QSETS*2 + MAX_OFLD_QSETS*2 - + MAX_CTRL_QUEUES + MAX_RDMA_QUEUES + MAX_ISCSI_QUEUES, MAX_INGQ = MAX_ETH_QSETS + MAX_OFLD_QSETS + MAX_RDMA_QUEUES + MAX_RDMA_CIQS + MAX_ISCSI_QUEUES + INGQ_EXTRAS, }; @@ -616,11 +614,13 @@ struct sge { unsigned int idma_qid[2]; /* SGE IDMA Hung Ingress Queue ID */ unsigned int egr_start; + unsigned int egr_sz; unsigned int ingr_start; - void *egr_map[MAX_EGRQ]; /* qid->queue egress queue map */ - struct sge_rspq *ingr_map[MAX_INGQ]; /* qid->queue ingress queue map */ - DECLARE_BITMAP(starving_fl, MAX_EGRQ); - DECLARE_BITMAP(txq_maperr, MAX_EGRQ); + unsigned int ingr_sz; + void **egr_map; /* qid->queue egress queue map */ + struct sge_rspq **ingr_map; /* qid->queue ingress queue map */ + unsigned long *starving_fl; + unsigned long *txq_maperr; struct timer_list rx_timer; /* refills starving FLs */ struct timer_list tx_timer; /* checks Tx queues */ }; @@ -1136,6 +1136,8 @@ int cxgb4_t4_bar2_sge_qregs(struct adapter *adapter, unsigned int qtimer_val(const struct adapter *adap, const struct sge_rspq *q); + +int t4_init_devlog_params(struct adapter *adapter); int t4_init_sge_params(struct adapter *adapter); int t4_init_tp_params(struct adapter *adap); int t4_filter_field_shift(const struct adapter *adap, int filter_sel); diff --git a/drivers/net/ethernet/chelsio/cxgb4/cxgb4_debugfs.c b/drivers/net/ethernet/chelsio/cxgb4/cxgb4_debugfs.c index 78854ceb0870..dcb047945290 100644 --- a/drivers/net/ethernet/chelsio/cxgb4/cxgb4_debugfs.c +++ b/drivers/net/ethernet/chelsio/cxgb4/cxgb4_debugfs.c @@ -670,9 +670,13 @@ static int cctrl_tbl_show(struct seq_file *seq, void *v) "0.9375" }; int i; - u16 incr[NMTUS][NCCTRL_WIN]; + u16 (*incr)[NCCTRL_WIN]; struct adapter *adap = seq->private; + incr = kmalloc(sizeof(*incr) * NMTUS, GFP_KERNEL); + if (!incr) + return -ENOMEM; + t4_read_cong_tbl(adap, incr); for (i = 0; i < NCCTRL_WIN; ++i) { @@ -685,6 +689,8 @@ static int cctrl_tbl_show(struct seq_file *seq, void *v) adap->params.a_wnd[i], dec_fac[adap->params.b_wnd[i]]); } + + kfree(incr); return 0; } diff --git a/drivers/net/ethernet/chelsio/cxgb4/cxgb4_main.c b/drivers/net/ethernet/chelsio/cxgb4/cxgb4_main.c index a22cf932ca35..d92995138f7e 100644 --- a/drivers/net/ethernet/chelsio/cxgb4/cxgb4_main.c +++ b/drivers/net/ethernet/chelsio/cxgb4/cxgb4_main.c @@ -920,7 +920,7 @@ static void quiesce_rx(struct adapter *adap) { int i; - for (i = 0; i < ARRAY_SIZE(adap->sge.ingr_map); i++) { + for (i = 0; i < adap->sge.ingr_sz; i++) { struct sge_rspq *q = adap->sge.ingr_map[i]; if (q && q->handler) { @@ -934,6 +934,21 @@ static void quiesce_rx(struct adapter *adap) } } +/* Disable interrupt and napi handler */ +static void disable_interrupts(struct adapter *adap) +{ + if (adap->flags & FULL_INIT_DONE) { + t4_intr_disable(adap); + if (adap->flags & USING_MSIX) { + free_msix_queue_irqs(adap); + free_irq(adap->msix_info[0].vec, adap); + } else { + free_irq(adap->pdev->irq, adap); + } + quiesce_rx(adap); + } +} + /* * Enable NAPI scheduling and interrupt generation for all Rx queues. */ @@ -941,7 +956,7 @@ static void enable_rx(struct adapter *adap) { int i; - for (i = 0; i < ARRAY_SIZE(adap->sge.ingr_map); i++) { + for (i = 0; i < adap->sge.ingr_sz; i++) { struct sge_rspq *q = adap->sge.ingr_map[i]; if (!q) @@ -970,8 +985,8 @@ static int setup_sge_queues(struct adapter *adap) int err, msi_idx, i, j; struct sge *s = &adap->sge; - bitmap_zero(s->starving_fl, MAX_EGRQ); - bitmap_zero(s->txq_maperr, MAX_EGRQ); + bitmap_zero(s->starving_fl, s->egr_sz); + bitmap_zero(s->txq_maperr, s->egr_sz); if (adap->flags & USING_MSIX) msi_idx = 1; /* vector 0 is for non-queue interrupts */ @@ -983,6 +998,19 @@ static int setup_sge_queues(struct adapter *adap) msi_idx = -((int)s->intrq.abs_id + 1); } + /* NOTE: If you add/delete any Ingress/Egress Queue allocations in here, + * don't forget to update the following which need to be + * synchronized to and changes here. + * + * 1. The calculations of MAX_INGQ in cxgb4.h. + * + * 2. Update enable_msix/name_msix_vecs/request_msix_queue_irqs + * to accommodate any new/deleted Ingress Queues + * which need MSI-X Vectors. + * + * 3. Update sge_qinfo_show() to include information on the + * new/deleted queues. + */ err = t4_sge_alloc_rxq(adap, &s->fw_evtq, true, adap->port[0], msi_idx, NULL, fwevtq_handler); if (err) { @@ -4244,19 +4272,12 @@ static int cxgb_up(struct adapter *adap) static void cxgb_down(struct adapter *adapter) { - t4_intr_disable(adapter); cancel_work_sync(&adapter->tid_release_task); cancel_work_sync(&adapter->db_full_task); cancel_work_sync(&adapter->db_drop_task); adapter->tid_release_task_busy = false; adapter->tid_release_head = NULL; - if (adapter->flags & USING_MSIX) { - free_msix_queue_irqs(adapter); - free_irq(adapter->msix_info[0].vec, adapter); - } else - free_irq(adapter->pdev->irq, adapter); - quiesce_rx(adapter); t4_sge_stop(adapter); t4_free_sge_resources(adapter); adapter->flags &= ~FULL_INIT_DONE; @@ -4733,8 +4754,9 @@ static int adap_init1(struct adapter *adap, struct fw_caps_config_cmd *c) if (ret < 0) return ret; - ret = t4_cfg_pfvf(adap, adap->fn, adap->fn, 0, MAX_EGRQ, 64, MAX_INGQ, - 0, 0, 4, 0xf, 0xf, 16, FW_CMD_CAP_PF, FW_CMD_CAP_PF); + ret = t4_cfg_pfvf(adap, adap->fn, adap->fn, 0, adap->sge.egr_sz, 64, + MAX_INGQ, 0, 0, 4, 0xf, 0xf, 16, FW_CMD_CAP_PF, + FW_CMD_CAP_PF); if (ret < 0) return ret; @@ -5088,10 +5110,15 @@ static int adap_init0(struct adapter *adap) enum dev_state state; u32 params[7], val[7]; struct fw_caps_config_cmd caps_cmd; - struct fw_devlog_cmd devlog_cmd; - u32 devlog_meminfo; int reset = 1; + /* Grab Firmware Device Log parameters as early as possible so we have + * access to it for debugging, etc. + */ + ret = t4_init_devlog_params(adap); + if (ret < 0) + return ret; + /* Contact FW, advertising Master capability */ ret = t4_fw_hello(adap, adap->mbox, adap->mbox, MASTER_MAY, &state); if (ret < 0) { @@ -5169,30 +5196,6 @@ static int adap_init0(struct adapter *adap) if (ret < 0) goto bye; - /* Read firmware device log parameters. We really need to find a way - * to get these parameters initialized with some default values (which - * are likely to be correct) for the case where we either don't - * attache to the firmware or it's crashed when we probe the adapter. - * That way we'll still be able to perform early firmware startup - * debugging ... If the request to get the Firmware's Device Log - * parameters fails, we'll live so we don't make that a fatal error. - */ - memset(&devlog_cmd, 0, sizeof(devlog_cmd)); - devlog_cmd.op_to_write = htonl(FW_CMD_OP_V(FW_DEVLOG_CMD) | - FW_CMD_REQUEST_F | FW_CMD_READ_F); - devlog_cmd.retval_len16 = htonl(FW_LEN16(devlog_cmd)); - ret = t4_wr_mbox(adap, adap->mbox, &devlog_cmd, sizeof(devlog_cmd), - &devlog_cmd); - if (ret == 0) { - devlog_meminfo = - ntohl(devlog_cmd.memtype_devlog_memaddr16_devlog); - adap->params.devlog.memtype = - FW_DEVLOG_CMD_MEMTYPE_DEVLOG_G(devlog_meminfo); - adap->params.devlog.start = - FW_DEVLOG_CMD_MEMADDR16_DEVLOG_G(devlog_meminfo) << 4; - adap->params.devlog.size = ntohl(devlog_cmd.memsize_devlog); - } - /* * Find out what ports are available to us. Note that we need to do * this before calling adap_init0_no_config() since it needs nports @@ -5293,6 +5296,51 @@ static int adap_init0(struct adapter *adap) adap->tids.nftids = val[4] - val[3] + 1; adap->sge.ingr_start = val[5]; + /* qids (ingress/egress) returned from firmware can be anywhere + * in the range from EQ(IQFLINT)_START to EQ(IQFLINT)_END. + * Hence driver needs to allocate memory for this range to + * store the queue info. Get the highest IQFLINT/EQ index returned + * in FW_EQ_*_CMD.alloc command. + */ + params[0] = FW_PARAM_PFVF(EQ_END); + params[1] = FW_PARAM_PFVF(IQFLINT_END); + ret = t4_query_params(adap, adap->mbox, adap->fn, 0, 2, params, val); + if (ret < 0) + goto bye; + adap->sge.egr_sz = val[0] - adap->sge.egr_start + 1; + adap->sge.ingr_sz = val[1] - adap->sge.ingr_start + 1; + + adap->sge.egr_map = kcalloc(adap->sge.egr_sz, + sizeof(*adap->sge.egr_map), GFP_KERNEL); + if (!adap->sge.egr_map) { + ret = -ENOMEM; + goto bye; + } + + adap->sge.ingr_map = kcalloc(adap->sge.ingr_sz, + sizeof(*adap->sge.ingr_map), GFP_KERNEL); + if (!adap->sge.ingr_map) { + ret = -ENOMEM; + goto bye; + } + + /* Allocate the memory for the vaious egress queue bitmaps + * ie starving_fl and txq_maperr. + */ + adap->sge.starving_fl = kcalloc(BITS_TO_LONGS(adap->sge.egr_sz), + sizeof(long), GFP_KERNEL); + if (!adap->sge.starving_fl) { + ret = -ENOMEM; + goto bye; + } + + adap->sge.txq_maperr = kcalloc(BITS_TO_LONGS(adap->sge.egr_sz), + sizeof(long), GFP_KERNEL); + if (!adap->sge.txq_maperr) { + ret = -ENOMEM; + goto bye; + } + params[0] = FW_PARAM_PFVF(CLIP_START); params[1] = FW_PARAM_PFVF(CLIP_END); ret = t4_query_params(adap, adap->mbox, adap->fn, 0, 2, params, val); @@ -5501,6 +5549,10 @@ static int adap_init0(struct adapter *adap) * happened to HW/FW, stop issuing commands. */ bye: + kfree(adap->sge.egr_map); + kfree(adap->sge.ingr_map); + kfree(adap->sge.starving_fl); + kfree(adap->sge.txq_maperr); if (ret != -ETIMEDOUT && ret != -EIO) t4_fw_bye(adap, adap->mbox); return ret; @@ -5528,6 +5580,7 @@ static pci_ers_result_t eeh_err_detected(struct pci_dev *pdev, netif_carrier_off(dev); } spin_unlock(&adap->stats_lock); + disable_interrupts(adap); if (adap->flags & FULL_INIT_DONE) cxgb_down(adap); rtnl_unlock(); @@ -5912,6 +5965,10 @@ static void free_some_resources(struct adapter *adapter) t4_free_mem(adapter->l2t); t4_free_mem(adapter->tids.tid_tab); + kfree(adapter->sge.egr_map); + kfree(adapter->sge.ingr_map); + kfree(adapter->sge.starving_fl); + kfree(adapter->sge.txq_maperr); disable_msi(adapter); for_each_port(adapter, i) @@ -6237,6 +6294,8 @@ static void remove_one(struct pci_dev *pdev) if (is_offload(adapter)) detach_ulds(adapter); + disable_interrupts(adapter); + for_each_port(adapter, i) if (adapter->port[i]->reg_state == NETREG_REGISTERED) unregister_netdev(adapter->port[i]); diff --git a/drivers/net/ethernet/chelsio/cxgb4/sge.c b/drivers/net/ethernet/chelsio/cxgb4/sge.c index b4b9f6048fe7..b688b32c21fe 100644 --- a/drivers/net/ethernet/chelsio/cxgb4/sge.c +++ b/drivers/net/ethernet/chelsio/cxgb4/sge.c @@ -2171,7 +2171,7 @@ static void sge_rx_timer_cb(unsigned long data) struct adapter *adap = (struct adapter *)data; struct sge *s = &adap->sge; - for (i = 0; i < ARRAY_SIZE(s->starving_fl); i++) + for (i = 0; i < BITS_TO_LONGS(s->egr_sz); i++) for (m = s->starving_fl[i]; m; m &= m - 1) { struct sge_eth_rxq *rxq; unsigned int id = __ffs(m) + i * BITS_PER_LONG; @@ -2259,7 +2259,7 @@ static void sge_tx_timer_cb(unsigned long data) struct adapter *adap = (struct adapter *)data; struct sge *s = &adap->sge; - for (i = 0; i < ARRAY_SIZE(s->txq_maperr); i++) + for (i = 0; i < BITS_TO_LONGS(s->egr_sz); i++) for (m = s->txq_maperr[i]; m; m &= m - 1) { unsigned long id = __ffs(m) + i * BITS_PER_LONG; struct sge_ofld_txq *txq = s->egr_map[id]; @@ -2741,7 +2741,8 @@ void t4_free_sge_resources(struct adapter *adap) free_rspq_fl(adap, &adap->sge.intrq, NULL); /* clear the reverse egress queue map */ - memset(adap->sge.egr_map, 0, sizeof(adap->sge.egr_map)); + memset(adap->sge.egr_map, 0, + adap->sge.egr_sz * sizeof(*adap->sge.egr_map)); } void t4_sge_start(struct adapter *adap) diff --git a/drivers/net/ethernet/chelsio/cxgb4/t4_hw.c b/drivers/net/ethernet/chelsio/cxgb4/t4_hw.c index 1abdfa123c6c..ee394dc68303 100644 --- a/drivers/net/ethernet/chelsio/cxgb4/t4_hw.c +++ b/drivers/net/ethernet/chelsio/cxgb4/t4_hw.c @@ -4459,6 +4459,59 @@ int cxgb4_t4_bar2_sge_qregs(struct adapter *adapter, } /** + * t4_init_devlog_params - initialize adapter->params.devlog + * @adap: the adapter + * + * Initialize various fields of the adapter's Firmware Device Log + * Parameters structure. + */ +int t4_init_devlog_params(struct adapter *adap) +{ + struct devlog_params *dparams = &adap->params.devlog; + u32 pf_dparams; + unsigned int devlog_meminfo; + struct fw_devlog_cmd devlog_cmd; + int ret; + + /* If we're dealing with newer firmware, the Device Log Paramerters + * are stored in a designated register which allows us to access the + * Device Log even if we can't talk to the firmware. + */ + pf_dparams = + t4_read_reg(adap, PCIE_FW_REG(PCIE_FW_PF_A, PCIE_FW_PF_DEVLOG)); + if (pf_dparams) { + unsigned int nentries, nentries128; + + dparams->memtype = PCIE_FW_PF_DEVLOG_MEMTYPE_G(pf_dparams); + dparams->start = PCIE_FW_PF_DEVLOG_ADDR16_G(pf_dparams) << 4; + + nentries128 = PCIE_FW_PF_DEVLOG_NENTRIES128_G(pf_dparams); + nentries = (nentries128 + 1) * 128; + dparams->size = nentries * sizeof(struct fw_devlog_e); + + return 0; + } + + /* Otherwise, ask the firmware for it's Device Log Parameters. + */ + memset(&devlog_cmd, 0, sizeof(devlog_cmd)); + devlog_cmd.op_to_write = htonl(FW_CMD_OP_V(FW_DEVLOG_CMD) | + FW_CMD_REQUEST_F | FW_CMD_READ_F); + devlog_cmd.retval_len16 = htonl(FW_LEN16(devlog_cmd)); + ret = t4_wr_mbox(adap, adap->mbox, &devlog_cmd, sizeof(devlog_cmd), + &devlog_cmd); + if (ret) + return ret; + + devlog_meminfo = ntohl(devlog_cmd.memtype_devlog_memaddr16_devlog); + dparams->memtype = FW_DEVLOG_CMD_MEMTYPE_DEVLOG_G(devlog_meminfo); + dparams->start = FW_DEVLOG_CMD_MEMADDR16_DEVLOG_G(devlog_meminfo) << 4; + dparams->size = ntohl(devlog_cmd.memsize_devlog); + + return 0; +} + +/** * t4_init_sge_params - initialize adap->params.sge * @adapter: the adapter * diff --git a/drivers/net/ethernet/chelsio/cxgb4/t4_regs.h b/drivers/net/ethernet/chelsio/cxgb4/t4_regs.h index 231a725f6d5d..326674b19983 100644 --- a/drivers/net/ethernet/chelsio/cxgb4/t4_regs.h +++ b/drivers/net/ethernet/chelsio/cxgb4/t4_regs.h @@ -63,6 +63,8 @@ #define MC_BIST_STATUS_REG(reg_addr, idx) ((reg_addr) + (idx) * 4) #define EDC_BIST_STATUS_REG(reg_addr, idx) ((reg_addr) + (idx) * 4) +#define PCIE_FW_REG(reg_addr, idx) ((reg_addr) + (idx) * 4) + #define SGE_PF_KDOORBELL_A 0x0 #define QID_S 15 @@ -707,6 +709,7 @@ #define PFNUM_V(x) ((x) << PFNUM_S) #define PCIE_FW_A 0x30b8 +#define PCIE_FW_PF_A 0x30bc #define PCIE_CORE_UTL_SYSTEM_BUS_AGENT_STATUS_A 0x5908 diff --git a/drivers/net/ethernet/chelsio/cxgb4/t4fw_api.h b/drivers/net/ethernet/chelsio/cxgb4/t4fw_api.h index 9b353a88cbda..a4a19e0ec7f5 100644 --- a/drivers/net/ethernet/chelsio/cxgb4/t4fw_api.h +++ b/drivers/net/ethernet/chelsio/cxgb4/t4fw_api.h @@ -101,7 +101,7 @@ enum fw_wr_opcodes { FW_RI_BIND_MW_WR = 0x18, FW_RI_FR_NSMR_WR = 0x19, FW_RI_INV_LSTAG_WR = 0x1a, - FW_LASTC2E_WR = 0x40 + FW_LASTC2E_WR = 0x70 }; struct fw_wr_hdr { @@ -993,6 +993,7 @@ enum fw_memtype_cf { FW_MEMTYPE_CF_EXTMEM = 0x2, FW_MEMTYPE_CF_FLASH = 0x4, FW_MEMTYPE_CF_INTERNAL = 0x5, + FW_MEMTYPE_CF_EXTMEM1 = 0x6, }; struct fw_caps_config_cmd { @@ -1035,6 +1036,7 @@ enum fw_params_mnem { FW_PARAMS_MNEM_PFVF = 2, /* function params */ FW_PARAMS_MNEM_REG = 3, /* limited register access */ FW_PARAMS_MNEM_DMAQ = 4, /* dma queue params */ + FW_PARAMS_MNEM_CHNET = 5, /* chnet params */ FW_PARAMS_MNEM_LAST }; @@ -3102,7 +3104,8 @@ enum fw_devlog_facility { FW_DEVLOG_FACILITY_FCOE = 0x2E, FW_DEVLOG_FACILITY_FOISCSI = 0x30, FW_DEVLOG_FACILITY_FOFCOE = 0x32, - FW_DEVLOG_FACILITY_MAX = 0x32, + FW_DEVLOG_FACILITY_CHNET = 0x34, + FW_DEVLOG_FACILITY_MAX = 0x34, }; /* log message format */ @@ -3139,4 +3142,36 @@ struct fw_devlog_cmd { (((x) >> FW_DEVLOG_CMD_MEMADDR16_DEVLOG_S) & \ FW_DEVLOG_CMD_MEMADDR16_DEVLOG_M) +/* P C I E F W P F 7 R E G I S T E R */ + +/* PF7 stores the Firmware Device Log parameters which allows Host Drivers to + * access the "devlog" which needing to contact firmware. The encoding is + * mostly the same as that returned by the DEVLOG command except for the size + * which is encoded as the number of entries in multiples-1 of 128 here rather + * than the memory size as is done in the DEVLOG command. Thus, 0 means 128 + * and 15 means 2048. This of course in turn constrains the allowed values + * for the devlog size ... + */ +#define PCIE_FW_PF_DEVLOG 7 + +#define PCIE_FW_PF_DEVLOG_NENTRIES128_S 28 +#define PCIE_FW_PF_DEVLOG_NENTRIES128_M 0xf +#define PCIE_FW_PF_DEVLOG_NENTRIES128_V(x) \ + ((x) << PCIE_FW_PF_DEVLOG_NENTRIES128_S) +#define PCIE_FW_PF_DEVLOG_NENTRIES128_G(x) \ + (((x) >> PCIE_FW_PF_DEVLOG_NENTRIES128_S) & \ + PCIE_FW_PF_DEVLOG_NENTRIES128_M) + +#define PCIE_FW_PF_DEVLOG_ADDR16_S 4 +#define PCIE_FW_PF_DEVLOG_ADDR16_M 0xffffff +#define PCIE_FW_PF_DEVLOG_ADDR16_V(x) ((x) << PCIE_FW_PF_DEVLOG_ADDR16_S) +#define PCIE_FW_PF_DEVLOG_ADDR16_G(x) \ + (((x) >> PCIE_FW_PF_DEVLOG_ADDR16_S) & PCIE_FW_PF_DEVLOG_ADDR16_M) + +#define PCIE_FW_PF_DEVLOG_MEMTYPE_S 0 +#define PCIE_FW_PF_DEVLOG_MEMTYPE_M 0xf +#define PCIE_FW_PF_DEVLOG_MEMTYPE_V(x) ((x) << PCIE_FW_PF_DEVLOG_MEMTYPE_S) +#define PCIE_FW_PF_DEVLOG_MEMTYPE_G(x) \ + (((x) >> PCIE_FW_PF_DEVLOG_MEMTYPE_S) & PCIE_FW_PF_DEVLOG_MEMTYPE_M) + #endif /* _T4FW_INTERFACE_H_ */ diff --git a/drivers/net/ethernet/chelsio/cxgb4/t4fw_version.h b/drivers/net/ethernet/chelsio/cxgb4/t4fw_version.h index e2bd3f747858..b9d1cbac0eee 100644 --- a/drivers/net/ethernet/chelsio/cxgb4/t4fw_version.h +++ b/drivers/net/ethernet/chelsio/cxgb4/t4fw_version.h @@ -36,13 +36,13 @@ #define __T4FW_VERSION_H__ #define T4FW_VERSION_MAJOR 0x01 -#define T4FW_VERSION_MINOR 0x0C -#define T4FW_VERSION_MICRO 0x19 +#define T4FW_VERSION_MINOR 0x0D +#define T4FW_VERSION_MICRO 0x20 #define T4FW_VERSION_BUILD 0x00 #define T5FW_VERSION_MAJOR 0x01 -#define T5FW_VERSION_MINOR 0x0C -#define T5FW_VERSION_MICRO 0x19 +#define T5FW_VERSION_MINOR 0x0D +#define T5FW_VERSION_MICRO 0x20 #define T5FW_VERSION_BUILD 0x00 #endif diff --git a/drivers/net/ethernet/chelsio/cxgb4vf/sge.c b/drivers/net/ethernet/chelsio/cxgb4vf/sge.c index 0545f0de1c52..e0d711071afb 100644 --- a/drivers/net/ethernet/chelsio/cxgb4vf/sge.c +++ b/drivers/net/ethernet/chelsio/cxgb4vf/sge.c @@ -1004,7 +1004,7 @@ static inline void ring_tx_db(struct adapter *adapter, struct sge_txq *tq, ? (tq->pidx - 1) : (tq->size - 1)); __be64 *src = (__be64 *)&tq->desc[index]; - __be64 __iomem *dst = (__be64 *)(tq->bar2_addr + + __be64 __iomem *dst = (__be64 __iomem *)(tq->bar2_addr + SGE_UDB_WCDOORBELL); unsigned int count = EQ_UNIT / sizeof(__be64); @@ -1018,7 +1018,11 @@ static inline void ring_tx_db(struct adapter *adapter, struct sge_txq *tq, * DMA. */ while (count) { - writeq(*src, dst); + /* the (__force u64) is because the compiler + * doesn't understand the endian swizzling + * going on + */ + writeq((__force u64)*src, dst); src++; dst++; count--; @@ -1252,8 +1256,8 @@ int t4vf_eth_xmit(struct sk_buff *skb, struct net_device *dev) BUG_ON(DIV_ROUND_UP(ETHTXQ_MAX_HDR, TXD_PER_EQ_UNIT) > 1); wr = (void *)&txq->q.desc[txq->q.pidx]; wr->equiq_to_len16 = cpu_to_be32(wr_mid); - wr->r3[0] = cpu_to_be64(0); - wr->r3[1] = cpu_to_be64(0); + wr->r3[0] = cpu_to_be32(0); + wr->r3[1] = cpu_to_be32(0); skb_copy_from_linear_data(skb, (void *)wr->ethmacdst, fw_hdr_copy_len); end = (u64 *)wr + flits; diff --git a/drivers/net/ethernet/chelsio/cxgb4vf/t4vf_hw.c b/drivers/net/ethernet/chelsio/cxgb4vf/t4vf_hw.c index 1b5506df35b1..280b4a215849 100644 --- a/drivers/net/ethernet/chelsio/cxgb4vf/t4vf_hw.c +++ b/drivers/net/ethernet/chelsio/cxgb4vf/t4vf_hw.c @@ -210,10 +210,10 @@ int t4vf_wr_mbox_core(struct adapter *adapter, const void *cmd, int size, if (rpl) { /* request bit in high-order BE word */ - WARN_ON((be32_to_cpu(*(const u32 *)cmd) + WARN_ON((be32_to_cpu(*(const __be32 *)cmd) & FW_CMD_REQUEST_F) == 0); get_mbox_rpl(adapter, rpl, size, mbox_data); - WARN_ON((be32_to_cpu(*(u32 *)rpl) + WARN_ON((be32_to_cpu(*(__be32 *)rpl) & FW_CMD_REQUEST_F) != 0); } t4_write_reg(adapter, mbox_ctl, @@ -484,7 +484,7 @@ int t4_bar2_sge_qregs(struct adapter *adapter, * o The BAR2 Queue ID. * o The BAR2 Queue ID Offset into the BAR2 page. */ - bar2_page_offset = ((qid >> qpp_shift) << page_shift); + bar2_page_offset = ((u64)(qid >> qpp_shift) << page_shift); bar2_qid = qid & qpp_mask; bar2_qid_offset = bar2_qid * SGE_UDB_SIZE; diff --git a/drivers/net/ethernet/freescale/fec_main.c b/drivers/net/ethernet/freescale/fec_main.c index 78e1ce09b1ab..f6a3a7abd468 100644 --- a/drivers/net/ethernet/freescale/fec_main.c +++ b/drivers/net/ethernet/freescale/fec_main.c @@ -1954,6 +1954,7 @@ static int fec_enet_mii_init(struct platform_device *pdev) struct fec_enet_private *fep = netdev_priv(ndev); struct device_node *node; int err = -ENXIO, i; + u32 mii_speed, holdtime; /* * The i.MX28 dual fec interfaces are not equal. @@ -1991,10 +1992,33 @@ static int fec_enet_mii_init(struct platform_device *pdev) * Reference Manual has an error on this, and gets fixed on i.MX6Q * document. */ - fep->phy_speed = DIV_ROUND_UP(clk_get_rate(fep->clk_ipg), 5000000); + mii_speed = DIV_ROUND_UP(clk_get_rate(fep->clk_ipg), 5000000); if (fep->quirks & FEC_QUIRK_ENET_MAC) - fep->phy_speed--; - fep->phy_speed <<= 1; + mii_speed--; + if (mii_speed > 63) { + dev_err(&pdev->dev, + "fec clock (%lu) to fast to get right mii speed\n", + clk_get_rate(fep->clk_ipg)); + err = -EINVAL; + goto err_out; + } + + /* + * The i.MX28 and i.MX6 types have another filed in the MSCR (aka + * MII_SPEED) register that defines the MDIO output hold time. Earlier + * versions are RAZ there, so just ignore the difference and write the + * register always. + * The minimal hold time according to IEE802.3 (clause 22) is 10 ns. + * HOLDTIME + 1 is the number of clk cycles the fec is holding the + * output. + * The HOLDTIME bitfield takes values between 0 and 7 (inclusive). + * Given that ceil(clkrate / 5000000) <= 64, the calculation for + * holdtime cannot result in a value greater than 3. + */ + holdtime = DIV_ROUND_UP(clk_get_rate(fep->clk_ipg), 100000000) - 1; + + fep->phy_speed = mii_speed << 1 | holdtime << 8; + writel(fep->phy_speed, fep->hwp + FEC_MII_SPEED); fep->mii_bus = mdiobus_alloc(); diff --git a/drivers/net/ethernet/freescale/ucc_geth.c b/drivers/net/ethernet/freescale/ucc_geth.c index 357e8b576905..56b774d3a13d 100644 --- a/drivers/net/ethernet/freescale/ucc_geth.c +++ b/drivers/net/ethernet/freescale/ucc_geth.c @@ -3893,6 +3893,9 @@ static int ucc_geth_probe(struct platform_device* ofdev) ugeth->phy_interface = phy_interface; ugeth->max_speed = max_speed; + /* Carrier starts down, phylib will bring it up */ + netif_carrier_off(dev); + err = register_netdev(dev); if (err) { if (netif_msg_probe(ugeth)) diff --git a/drivers/net/ethernet/marvell/mvneta.c b/drivers/net/ethernet/marvell/mvneta.c index 96208f17bb53..2db653225a0e 100644 --- a/drivers/net/ethernet/marvell/mvneta.c +++ b/drivers/net/ethernet/marvell/mvneta.c @@ -2658,16 +2658,11 @@ static int mvneta_stop(struct net_device *dev) static int mvneta_ioctl(struct net_device *dev, struct ifreq *ifr, int cmd) { struct mvneta_port *pp = netdev_priv(dev); - int ret; if (!pp->phy_dev) return -ENOTSUPP; - ret = phy_mii_ioctl(pp->phy_dev, ifr, cmd); - if (!ret) - mvneta_adjust_link(dev); - - return ret; + return phy_mii_ioctl(pp->phy_dev, ifr, cmd); } /* Ethtool methods */ diff --git a/drivers/net/ethernet/mellanox/mlx4/cmd.c b/drivers/net/ethernet/mellanox/mlx4/cmd.c index a681d7c0bb9f..546ca4226916 100644 --- a/drivers/net/ethernet/mellanox/mlx4/cmd.c +++ b/drivers/net/ethernet/mellanox/mlx4/cmd.c @@ -724,7 +724,8 @@ static int mlx4_cmd_wait(struct mlx4_dev *dev, u64 in_param, u64 *out_param, * on the host, we deprecate the error message for this * specific command/input_mod/opcode_mod/fw-status to be debug. */ - if (op == MLX4_CMD_SET_PORT && in_modifier == 1 && + if (op == MLX4_CMD_SET_PORT && + (in_modifier == 1 || in_modifier == 2) && op_modifier == 0 && context->fw_status == CMD_STAT_BAD_SIZE) mlx4_dbg(dev, "command 0x%x failed: fw status = 0x%x\n", op, context->fw_status); @@ -1993,7 +1994,6 @@ static void mlx4_master_do_cmd(struct mlx4_dev *dev, int slave, u8 cmd, goto reset_slave; slave_state[slave].vhcr_dma = ((u64) param) << 48; priv->mfunc.master.slave_state[slave].cookie = 0; - mutex_init(&priv->mfunc.master.gen_eqe_mutex[slave]); break; case MLX4_COMM_CMD_VHCR1: if (slave_state[slave].last_cmd != MLX4_COMM_CMD_VHCR0) @@ -2225,6 +2225,7 @@ int mlx4_multi_func_init(struct mlx4_dev *dev) for (i = 0; i < dev->num_slaves; ++i) { s_state = &priv->mfunc.master.slave_state[i]; s_state->last_cmd = MLX4_COMM_CMD_RESET; + mutex_init(&priv->mfunc.master.gen_eqe_mutex[i]); for (j = 0; j < MLX4_EVENT_TYPES_NUM; ++j) s_state->event_eq[j].eqn = -1; __raw_writel((__force u32) 0, diff --git a/drivers/net/ethernet/mellanox/mlx4/en_netdev.c b/drivers/net/ethernet/mellanox/mlx4/en_netdev.c index ebce5bb24df9..3485acf03014 100644 --- a/drivers/net/ethernet/mellanox/mlx4/en_netdev.c +++ b/drivers/net/ethernet/mellanox/mlx4/en_netdev.c @@ -2805,13 +2805,6 @@ int mlx4_en_init_netdev(struct mlx4_en_dev *mdev, int port, netif_carrier_off(dev); mlx4_en_set_default_moderation(priv); - err = register_netdev(dev); - if (err) { - en_err(priv, "Netdev registration failed for port %d\n", port); - goto out; - } - priv->registered = 1; - en_warn(priv, "Using %d TX rings\n", prof->tx_ring_num); en_warn(priv, "Using %d RX rings\n", prof->rx_ring_num); @@ -2853,6 +2846,14 @@ int mlx4_en_init_netdev(struct mlx4_en_dev *mdev, int port, mlx4_set_stats_bitmap(mdev->dev, &priv->stats_bitmap); + err = register_netdev(dev); + if (err) { + en_err(priv, "Netdev registration failed for port %d\n", port); + goto out; + } + + priv->registered = 1; + return 0; out: diff --git a/drivers/net/ethernet/mellanox/mlx4/eq.c b/drivers/net/ethernet/mellanox/mlx4/eq.c index 264bc15c1ff2..6e70ffee8e87 100644 --- a/drivers/net/ethernet/mellanox/mlx4/eq.c +++ b/drivers/net/ethernet/mellanox/mlx4/eq.c @@ -153,12 +153,10 @@ void mlx4_gen_slave_eqe(struct work_struct *work) /* All active slaves need to receive the event */ if (slave == ALL_SLAVES) { - for (i = 0; i < dev->num_slaves; i++) { - if (i != dev->caps.function && - master->slave_state[i].active) - if (mlx4_GEN_EQE(dev, i, eqe)) - mlx4_warn(dev, "Failed to generate event for slave %d\n", - i); + for (i = 0; i <= dev->persist->num_vfs; i++) { + if (mlx4_GEN_EQE(dev, i, eqe)) + mlx4_warn(dev, "Failed to generate event for slave %d\n", + i); } } else { if (mlx4_GEN_EQE(dev, slave, eqe)) @@ -203,13 +201,11 @@ static void mlx4_slave_event(struct mlx4_dev *dev, int slave, struct mlx4_eqe *eqe) { struct mlx4_priv *priv = mlx4_priv(dev); - struct mlx4_slave_state *s_slave = - &priv->mfunc.master.slave_state[slave]; - if (!s_slave->active) { - /*mlx4_warn(dev, "Trying to pass event to inactive slave\n");*/ + if (slave < 0 || slave > dev->persist->num_vfs || + slave == dev->caps.function || + !priv->mfunc.master.slave_state[slave].active) return; - } slave_event(dev, slave, eqe); } diff --git a/drivers/net/ethernet/mellanox/mlx4/resource_tracker.c b/drivers/net/ethernet/mellanox/mlx4/resource_tracker.c index d97ca88c55b5..6e413ac4e940 100644 --- a/drivers/net/ethernet/mellanox/mlx4/resource_tracker.c +++ b/drivers/net/ethernet/mellanox/mlx4/resource_tracker.c @@ -3095,6 +3095,12 @@ int mlx4_GEN_EQE(struct mlx4_dev *dev, int slave, struct mlx4_eqe *eqe) if (!priv->mfunc.master.slave_state) return -EINVAL; + /* check for slave valid, slave not PF, and slave active */ + if (slave < 0 || slave > dev->persist->num_vfs || + slave == dev->caps.function || + !priv->mfunc.master.slave_state[slave].active) + return 0; + event_eq = &priv->mfunc.master.slave_state[slave].event_eq[eqe->type]; /* Create the event only if the slave is registered */ diff --git a/drivers/net/ethernet/rocker/rocker.c b/drivers/net/ethernet/rocker/rocker.c index 9fb6948e14c6..5cecec282aba 100644 --- a/drivers/net/ethernet/rocker/rocker.c +++ b/drivers/net/ethernet/rocker/rocker.c @@ -4468,10 +4468,16 @@ static int rocker_port_master_changed(struct net_device *dev) struct net_device *master = netdev_master_upper_dev_get(dev); int err = 0; + /* There are currently three cases handled here: + * 1. Joining a bridge + * 2. Leaving a previously joined bridge + * 3. Other, e.g. being added to or removed from a bond or openvswitch, + * in which case nothing is done + */ if (master && master->rtnl_link_ops && !strcmp(master->rtnl_link_ops->kind, "bridge")) err = rocker_port_bridge_join(rocker_port, master); - else + else if (rocker_port_is_bridged(rocker_port)) err = rocker_port_bridge_leave(rocker_port); return err; diff --git a/drivers/net/ipvlan/ipvlan.h b/drivers/net/ipvlan/ipvlan.h index 924ea98bd531..54549a6223dd 100644 --- a/drivers/net/ipvlan/ipvlan.h +++ b/drivers/net/ipvlan/ipvlan.h @@ -114,7 +114,9 @@ unsigned int ipvlan_mac_hash(const unsigned char *addr); rx_handler_result_t ipvlan_handle_frame(struct sk_buff **pskb); int ipvlan_queue_xmit(struct sk_buff *skb, struct net_device *dev); void ipvlan_ht_addr_add(struct ipvl_dev *ipvlan, struct ipvl_addr *addr); -bool ipvlan_addr_busy(struct ipvl_dev *ipvlan, void *iaddr, bool is_v6); +struct ipvl_addr *ipvlan_find_addr(const struct ipvl_dev *ipvlan, + const void *iaddr, bool is_v6); +bool ipvlan_addr_busy(struct ipvl_port *port, void *iaddr, bool is_v6); struct ipvl_addr *ipvlan_ht_addr_lookup(const struct ipvl_port *port, const void *iaddr, bool is_v6); void ipvlan_ht_addr_del(struct ipvl_addr *addr, bool sync); diff --git a/drivers/net/ipvlan/ipvlan_core.c b/drivers/net/ipvlan/ipvlan_core.c index 2a175006028b..b7877a194cfe 100644 --- a/drivers/net/ipvlan/ipvlan_core.c +++ b/drivers/net/ipvlan/ipvlan_core.c @@ -81,19 +81,20 @@ void ipvlan_ht_addr_add(struct ipvl_dev *ipvlan, struct ipvl_addr *addr) hash = (addr->atype == IPVL_IPV6) ? ipvlan_get_v6_hash(&addr->ip6addr) : ipvlan_get_v4_hash(&addr->ip4addr); - hlist_add_head_rcu(&addr->hlnode, &port->hlhead[hash]); + if (hlist_unhashed(&addr->hlnode)) + hlist_add_head_rcu(&addr->hlnode, &port->hlhead[hash]); } void ipvlan_ht_addr_del(struct ipvl_addr *addr, bool sync) { - hlist_del_rcu(&addr->hlnode); + hlist_del_init_rcu(&addr->hlnode); if (sync) synchronize_rcu(); } -bool ipvlan_addr_busy(struct ipvl_dev *ipvlan, void *iaddr, bool is_v6) +struct ipvl_addr *ipvlan_find_addr(const struct ipvl_dev *ipvlan, + const void *iaddr, bool is_v6) { - struct ipvl_port *port = ipvlan->port; struct ipvl_addr *addr; list_for_each_entry(addr, &ipvlan->addrs, anode) { @@ -101,12 +102,21 @@ bool ipvlan_addr_busy(struct ipvl_dev *ipvlan, void *iaddr, bool is_v6) ipv6_addr_equal(&addr->ip6addr, iaddr)) || (!is_v6 && addr->atype == IPVL_IPV4 && addr->ip4addr.s_addr == ((struct in_addr *)iaddr)->s_addr)) - return true; + return addr; } + return NULL; +} + +bool ipvlan_addr_busy(struct ipvl_port *port, void *iaddr, bool is_v6) +{ + struct ipvl_dev *ipvlan; - if (ipvlan_ht_addr_lookup(port, iaddr, is_v6)) - return true; + ASSERT_RTNL(); + list_for_each_entry(ipvlan, &port->ipvlans, pnode) { + if (ipvlan_find_addr(ipvlan, iaddr, is_v6)) + return true; + } return false; } @@ -192,7 +202,8 @@ static void ipvlan_multicast_frame(struct ipvl_port *port, struct sk_buff *skb, if (skb->protocol == htons(ETH_P_PAUSE)) return; - list_for_each_entry(ipvlan, &port->ipvlans, pnode) { + rcu_read_lock(); + list_for_each_entry_rcu(ipvlan, &port->ipvlans, pnode) { if (local && (ipvlan == in_dev)) continue; @@ -219,6 +230,7 @@ static void ipvlan_multicast_frame(struct ipvl_port *port, struct sk_buff *skb, mcast_acct: ipvlan_count_rx(ipvlan, len, ret == NET_RX_SUCCESS, true); } + rcu_read_unlock(); /* Locally generated? ...Forward a copy to the main-device as * well. On the RX side we'll ignore it (wont give it to any diff --git a/drivers/net/ipvlan/ipvlan_main.c b/drivers/net/ipvlan/ipvlan_main.c index 4f4099d5603d..4fa14208d799 100644 --- a/drivers/net/ipvlan/ipvlan_main.c +++ b/drivers/net/ipvlan/ipvlan_main.c @@ -505,7 +505,7 @@ static void ipvlan_link_delete(struct net_device *dev, struct list_head *head) if (ipvlan->ipv6cnt > 0 || ipvlan->ipv4cnt > 0) { list_for_each_entry_safe(addr, next, &ipvlan->addrs, anode) { ipvlan_ht_addr_del(addr, !dev->dismantle); - list_del_rcu(&addr->anode); + list_del(&addr->anode); } } list_del_rcu(&ipvlan->pnode); @@ -607,7 +607,7 @@ static int ipvlan_add_addr6(struct ipvl_dev *ipvlan, struct in6_addr *ip6_addr) { struct ipvl_addr *addr; - if (ipvlan_addr_busy(ipvlan, ip6_addr, true)) { + if (ipvlan_addr_busy(ipvlan->port, ip6_addr, true)) { netif_err(ipvlan, ifup, ipvlan->dev, "Failed to add IPv6=%pI6c addr for %s intf\n", ip6_addr, ipvlan->dev->name); @@ -620,9 +620,13 @@ static int ipvlan_add_addr6(struct ipvl_dev *ipvlan, struct in6_addr *ip6_addr) addr->master = ipvlan; memcpy(&addr->ip6addr, ip6_addr, sizeof(struct in6_addr)); addr->atype = IPVL_IPV6; - list_add_tail_rcu(&addr->anode, &ipvlan->addrs); + list_add_tail(&addr->anode, &ipvlan->addrs); ipvlan->ipv6cnt++; - ipvlan_ht_addr_add(ipvlan, addr); + /* If the interface is not up, the address will be added to the hash + * list by ipvlan_open. + */ + if (netif_running(ipvlan->dev)) + ipvlan_ht_addr_add(ipvlan, addr); return 0; } @@ -631,12 +635,12 @@ static void ipvlan_del_addr6(struct ipvl_dev *ipvlan, struct in6_addr *ip6_addr) { struct ipvl_addr *addr; - addr = ipvlan_ht_addr_lookup(ipvlan->port, ip6_addr, true); + addr = ipvlan_find_addr(ipvlan, ip6_addr, true); if (!addr) return; ipvlan_ht_addr_del(addr, true); - list_del_rcu(&addr->anode); + list_del(&addr->anode); ipvlan->ipv6cnt--; WARN_ON(ipvlan->ipv6cnt < 0); kfree_rcu(addr, rcu); @@ -675,7 +679,7 @@ static int ipvlan_add_addr4(struct ipvl_dev *ipvlan, struct in_addr *ip4_addr) { struct ipvl_addr *addr; - if (ipvlan_addr_busy(ipvlan, ip4_addr, false)) { + if (ipvlan_addr_busy(ipvlan->port, ip4_addr, false)) { netif_err(ipvlan, ifup, ipvlan->dev, "Failed to add IPv4=%pI4 on %s intf.\n", ip4_addr, ipvlan->dev->name); @@ -688,9 +692,13 @@ static int ipvlan_add_addr4(struct ipvl_dev *ipvlan, struct in_addr *ip4_addr) addr->master = ipvlan; memcpy(&addr->ip4addr, ip4_addr, sizeof(struct in_addr)); addr->atype = IPVL_IPV4; - list_add_tail_rcu(&addr->anode, &ipvlan->addrs); + list_add_tail(&addr->anode, &ipvlan->addrs); ipvlan->ipv4cnt++; - ipvlan_ht_addr_add(ipvlan, addr); + /* If the interface is not up, the address will be added to the hash + * list by ipvlan_open. + */ + if (netif_running(ipvlan->dev)) + ipvlan_ht_addr_add(ipvlan, addr); ipvlan_set_broadcast_mac_filter(ipvlan, true); return 0; @@ -700,12 +708,12 @@ static void ipvlan_del_addr4(struct ipvl_dev *ipvlan, struct in_addr *ip4_addr) { struct ipvl_addr *addr; - addr = ipvlan_ht_addr_lookup(ipvlan->port, ip4_addr, false); + addr = ipvlan_find_addr(ipvlan, ip4_addr, false); if (!addr) return; ipvlan_ht_addr_del(addr, true); - list_del_rcu(&addr->anode); + list_del(&addr->anode); ipvlan->ipv4cnt--; WARN_ON(ipvlan->ipv4cnt < 0); if (!ipvlan->ipv4cnt) diff --git a/drivers/net/usb/asix_common.c b/drivers/net/usb/asix_common.c index 5c55f11572ba..75d6f26729a3 100644 --- a/drivers/net/usb/asix_common.c +++ b/drivers/net/usb/asix_common.c @@ -188,6 +188,8 @@ struct sk_buff *asix_tx_fixup(struct usbnet *dev, struct sk_buff *skb, memcpy(skb_tail_pointer(skb), &padbytes, sizeof(padbytes)); skb_put(skb, sizeof(padbytes)); } + + usbnet_set_skb_tx_stats(skb, 1, 0); return skb; } diff --git a/drivers/net/usb/cdc_ether.c b/drivers/net/usb/cdc_ether.c index 9311a08565be..4545e78840b0 100644 --- a/drivers/net/usb/cdc_ether.c +++ b/drivers/net/usb/cdc_ether.c @@ -522,6 +522,7 @@ static const struct driver_info wwan_info = { #define DELL_VENDOR_ID 0x413C #define REALTEK_VENDOR_ID 0x0bda #define SAMSUNG_VENDOR_ID 0x04e8 +#define LENOVO_VENDOR_ID 0x17ef static const struct usb_device_id products[] = { /* BLACKLIST !! @@ -702,6 +703,13 @@ static const struct usb_device_id products[] = { .driver_info = 0, }, +/* Lenovo Thinkpad USB 3.0 Ethernet Adapters (based on Realtek RTL8153) */ +{ + USB_DEVICE_AND_INTERFACE_INFO(LENOVO_VENDOR_ID, 0x7205, USB_CLASS_COMM, + USB_CDC_SUBCLASS_ETHERNET, USB_CDC_PROTO_NONE), + .driver_info = 0, +}, + /* WHITELIST!!! * * CDC Ether uses two interfaces, not necessarily consecutive. diff --git a/drivers/net/usb/cdc_ncm.c b/drivers/net/usb/cdc_ncm.c index 80a844e0ae03..c3e4da9e79ca 100644 --- a/drivers/net/usb/cdc_ncm.c +++ b/drivers/net/usb/cdc_ncm.c @@ -1172,17 +1172,17 @@ cdc_ncm_fill_tx_frame(struct usbnet *dev, struct sk_buff *skb, __le32 sign) /* return skb */ ctx->tx_curr_skb = NULL; - dev->net->stats.tx_packets += ctx->tx_curr_frame_num; /* keep private stats: framing overhead and number of NTBs */ ctx->tx_overhead += skb_out->len - ctx->tx_curr_frame_payload; ctx->tx_ntbs++; - /* usbnet has already counted all the framing overhead. + /* usbnet will count all the framing overhead by default. * Adjust the stats so that the tx_bytes counter show real * payload data instead. */ - dev->net->stats.tx_bytes -= skb_out->len - ctx->tx_curr_frame_payload; + usbnet_set_skb_tx_stats(skb_out, n, + ctx->tx_curr_frame_payload - skb_out->len); return skb_out; diff --git a/drivers/net/usb/r8152.c b/drivers/net/usb/r8152.c index 438fc6bcaef1..9f7c0ab3b349 100644 --- a/drivers/net/usb/r8152.c +++ b/drivers/net/usb/r8152.c @@ -492,6 +492,7 @@ enum rtl8152_flags { /* Define these values to match your device */ #define VENDOR_ID_REALTEK 0x0bda #define VENDOR_ID_SAMSUNG 0x04e8 +#define VENDOR_ID_LENOVO 0x17ef #define MCU_TYPE_PLA 0x0100 #define MCU_TYPE_USB 0x0000 @@ -4037,6 +4038,7 @@ static struct usb_device_id rtl8152_table[] = { {REALTEK_USB_DEVICE(VENDOR_ID_REALTEK, 0x8152)}, {REALTEK_USB_DEVICE(VENDOR_ID_REALTEK, 0x8153)}, {REALTEK_USB_DEVICE(VENDOR_ID_SAMSUNG, 0xa101)}, + {REALTEK_USB_DEVICE(VENDOR_ID_LENOVO, 0x7205)}, {} }; diff --git a/drivers/net/usb/sr9800.c b/drivers/net/usb/sr9800.c index b94a0fbb8b3b..953de13267df 100644 --- a/drivers/net/usb/sr9800.c +++ b/drivers/net/usb/sr9800.c @@ -144,6 +144,7 @@ static struct sk_buff *sr_tx_fixup(struct usbnet *dev, struct sk_buff *skb, skb_put(skb, sizeof(padbytes)); } + usbnet_set_skb_tx_stats(skb, 1, 0); return skb; } diff --git a/drivers/net/usb/usbnet.c b/drivers/net/usb/usbnet.c index 449835f4331e..777757ae1973 100644 --- a/drivers/net/usb/usbnet.c +++ b/drivers/net/usb/usbnet.c @@ -1188,8 +1188,7 @@ static void tx_complete (struct urb *urb) struct usbnet *dev = entry->dev; if (urb->status == 0) { - if (!(dev->driver_info->flags & FLAG_MULTI_PACKET)) - dev->net->stats.tx_packets++; + dev->net->stats.tx_packets += entry->packets; dev->net->stats.tx_bytes += entry->length; } else { dev->net->stats.tx_errors++; @@ -1347,7 +1346,19 @@ netdev_tx_t usbnet_start_xmit (struct sk_buff *skb, } else urb->transfer_flags |= URB_ZERO_PACKET; } - entry->length = urb->transfer_buffer_length = length; + urb->transfer_buffer_length = length; + + if (info->flags & FLAG_MULTI_PACKET) { + /* Driver has set number of packets and a length delta. + * Calculate the complete length and ensure that it's + * positive. + */ + entry->length += length; + if (WARN_ON_ONCE(entry->length <= 0)) + entry->length = length; + } else { + usbnet_set_skb_tx_stats(skb, 1, length); + } spin_lock_irqsave(&dev->txq.lock, flags); retval = usb_autopm_get_interface_async(dev->intf); diff --git a/drivers/net/wireless/ath/ath9k/beacon.c b/drivers/net/wireless/ath/ath9k/beacon.c index cb366adc820b..f50a6bc5d06e 100644 --- a/drivers/net/wireless/ath/ath9k/beacon.c +++ b/drivers/net/wireless/ath/ath9k/beacon.c @@ -219,12 +219,15 @@ void ath9k_beacon_remove_slot(struct ath_softc *sc, struct ieee80211_vif *vif) struct ath_common *common = ath9k_hw_common(sc->sc_ah); struct ath_vif *avp = (void *)vif->drv_priv; struct ath_buf *bf = avp->av_bcbuf; + struct ath_beacon_config *cur_conf = &sc->cur_chan->beacon; ath_dbg(common, CONFIG, "Removing interface at beacon slot: %d\n", avp->av_bslot); tasklet_disable(&sc->bcon_tasklet); + cur_conf->enable_beacon &= ~BIT(avp->av_bslot); + if (bf && bf->bf_mpdu) { struct sk_buff *skb = bf->bf_mpdu; dma_unmap_single(sc->dev, bf->bf_buf_addr, @@ -521,8 +524,7 @@ static bool ath9k_allow_beacon_config(struct ath_softc *sc, } if (sc->sc_ah->opmode == NL80211_IFTYPE_AP) { - if ((vif->type != NL80211_IFTYPE_AP) || - (sc->nbcnvifs > 1)) { + if (vif->type != NL80211_IFTYPE_AP) { ath_dbg(common, CONFIG, "An AP interface is already present !\n"); return false; @@ -616,12 +618,14 @@ void ath9k_beacon_config(struct ath_softc *sc, struct ieee80211_vif *vif, * enabling/disabling SWBA. */ if (changed & BSS_CHANGED_BEACON_ENABLED) { - if (!bss_conf->enable_beacon && - (sc->nbcnvifs <= 1)) { - cur_conf->enable_beacon = false; - } else if (bss_conf->enable_beacon) { - cur_conf->enable_beacon = true; - ath9k_cache_beacon_config(sc, ctx, bss_conf); + bool enabled = cur_conf->enable_beacon; + + if (!bss_conf->enable_beacon) { + cur_conf->enable_beacon &= ~BIT(avp->av_bslot); + } else { + cur_conf->enable_beacon |= BIT(avp->av_bslot); + if (!enabled) + ath9k_cache_beacon_config(sc, ctx, bss_conf); } } diff --git a/drivers/net/wireless/ath/ath9k/common.h b/drivers/net/wireless/ath/ath9k/common.h index 2b79a568e803..d23737342f4f 100644 --- a/drivers/net/wireless/ath/ath9k/common.h +++ b/drivers/net/wireless/ath/ath9k/common.h @@ -54,7 +54,7 @@ struct ath_beacon_config { u16 dtim_period; u16 bmiss_timeout; u8 dtim_count; - bool enable_beacon; + u8 enable_beacon; bool ibss_creator; u32 nexttbtt; u32 intval; diff --git a/drivers/net/wireless/ath/ath9k/hw.c b/drivers/net/wireless/ath/ath9k/hw.c index 60aa8d71e753..8529014e1a5e 100644 --- a/drivers/net/wireless/ath/ath9k/hw.c +++ b/drivers/net/wireless/ath/ath9k/hw.c @@ -424,7 +424,7 @@ static void ath9k_hw_init_defaults(struct ath_hw *ah) ah->power_mode = ATH9K_PM_UNDEFINED; ah->htc_reset_init = true; - ah->tpc_enabled = true; + ah->tpc_enabled = false; ah->ani_function = ATH9K_ANI_ALL; if (!AR_SREV_9300_20_OR_LATER(ah)) diff --git a/drivers/net/wireless/brcm80211/brcmfmac/feature.c b/drivers/net/wireless/brcm80211/brcmfmac/feature.c index defb7a44e0bc..7748a1ccf14f 100644 --- a/drivers/net/wireless/brcm80211/brcmfmac/feature.c +++ b/drivers/net/wireless/brcm80211/brcmfmac/feature.c @@ -126,7 +126,8 @@ void brcmf_feat_attach(struct brcmf_pub *drvr) brcmf_feat_iovar_int_get(ifp, BRCMF_FEAT_MCHAN, "mchan"); if (drvr->bus_if->wowl_supported) brcmf_feat_iovar_int_get(ifp, BRCMF_FEAT_WOWL, "wowl"); - brcmf_feat_iovar_int_set(ifp, BRCMF_FEAT_MBSS, "mbss", 0); + if (drvr->bus_if->chip != BRCM_CC_43362_CHIP_ID) + brcmf_feat_iovar_int_set(ifp, BRCMF_FEAT_MBSS, "mbss", 0); /* set chip related quirks */ switch (drvr->bus_if->chip) { diff --git a/drivers/net/wireless/iwlwifi/dvm/dev.h b/drivers/net/wireless/iwlwifi/dvm/dev.h index a6f22c32a279..3811878ab9cd 100644 --- a/drivers/net/wireless/iwlwifi/dvm/dev.h +++ b/drivers/net/wireless/iwlwifi/dvm/dev.h @@ -708,7 +708,6 @@ struct iwl_priv { unsigned long reload_jiffies; int reload_count; bool ucode_loaded; - bool init_ucode_run; /* Don't run init uCode again */ u8 plcp_delta_threshold; diff --git a/drivers/net/wireless/iwlwifi/dvm/mac80211.c b/drivers/net/wireless/iwlwifi/dvm/mac80211.c index 47e64e8b9517..cceb026e0793 100644 --- a/drivers/net/wireless/iwlwifi/dvm/mac80211.c +++ b/drivers/net/wireless/iwlwifi/dvm/mac80211.c @@ -1114,16 +1114,17 @@ static void iwlagn_mac_flush(struct ieee80211_hw *hw, struct ieee80211_vif *vif, scd_queues &= ~(BIT(IWL_IPAN_CMD_QUEUE_NUM) | BIT(IWL_DEFAULT_CMD_QUEUE_NUM)); - if (vif) - scd_queues &= ~BIT(vif->hw_queue[IEEE80211_AC_VO]); - - IWL_DEBUG_TX_QUEUES(priv, "Flushing SCD queues: 0x%x\n", scd_queues); - if (iwlagn_txfifo_flush(priv, scd_queues)) { - IWL_ERR(priv, "flush request fail\n"); - goto done; + if (drop) { + IWL_DEBUG_TX_QUEUES(priv, "Flushing SCD queues: 0x%x\n", + scd_queues); + if (iwlagn_txfifo_flush(priv, scd_queues)) { + IWL_ERR(priv, "flush request fail\n"); + goto done; + } } + IWL_DEBUG_TX_QUEUES(priv, "wait transmit/flush all frames\n"); - iwl_trans_wait_tx_queue_empty(priv->trans, 0xffffffff); + iwl_trans_wait_tx_queue_empty(priv->trans, scd_queues); done: mutex_unlock(&priv->mutex); IWL_DEBUG_MAC80211(priv, "leave\n"); diff --git a/drivers/net/wireless/iwlwifi/dvm/ucode.c b/drivers/net/wireless/iwlwifi/dvm/ucode.c index 4dbef7e58c2e..5244e43bfafb 100644 --- a/drivers/net/wireless/iwlwifi/dvm/ucode.c +++ b/drivers/net/wireless/iwlwifi/dvm/ucode.c @@ -418,9 +418,6 @@ int iwl_run_init_ucode(struct iwl_priv *priv) if (!priv->fw->img[IWL_UCODE_INIT].sec[0].len) return 0; - if (priv->init_ucode_run) - return 0; - iwl_init_notification_wait(&priv->notif_wait, &calib_wait, calib_complete, ARRAY_SIZE(calib_complete), iwlagn_wait_calib, priv); @@ -440,8 +437,6 @@ int iwl_run_init_ucode(struct iwl_priv *priv) */ ret = iwl_wait_notification(&priv->notif_wait, &calib_wait, UCODE_CALIB_TIMEOUT); - if (!ret) - priv->init_ucode_run = true; goto out; diff --git a/drivers/net/wireless/iwlwifi/iwl-drv.c b/drivers/net/wireless/iwlwifi/iwl-drv.c index 996e7f16adf9..c7154ac42c8c 100644 --- a/drivers/net/wireless/iwlwifi/iwl-drv.c +++ b/drivers/net/wireless/iwlwifi/iwl-drv.c @@ -1257,6 +1257,7 @@ static void iwl_req_fw_callback(const struct firmware *ucode_raw, void *context) op->name, err); #endif } + kfree(pieces); return; try_again: diff --git a/drivers/net/wireless/iwlwifi/mvm/rs.c b/drivers/net/wireless/iwlwifi/mvm/rs.c index efa9688a4cf1..078f24cf4af3 100644 --- a/drivers/net/wireless/iwlwifi/mvm/rs.c +++ b/drivers/net/wireless/iwlwifi/mvm/rs.c @@ -1278,6 +1278,9 @@ static void rs_mac80211_tx_status(void *mvm_r, struct iwl_mvm *mvm = IWL_OP_MODE_GET_MVM(op_mode); struct ieee80211_tx_info *info = IEEE80211_SKB_CB(skb); + if (!iwl_mvm_sta_from_mac80211(sta)->vif) + return; + if (!ieee80211_is_data(hdr->frame_control) || info->flags & IEEE80211_TX_CTL_NO_ACK) return; @@ -2511,6 +2514,14 @@ static void rs_get_rate(void *mvm_r, struct ieee80211_sta *sta, void *mvm_sta, struct ieee80211_tx_info *info = IEEE80211_SKB_CB(skb); struct iwl_lq_sta *lq_sta = mvm_sta; + if (sta && !iwl_mvm_sta_from_mac80211(sta)->vif) { + /* if vif isn't initialized mvm doesn't know about + * this station, so don't do anything with the it + */ + sta = NULL; + mvm_sta = NULL; + } + /* TODO: handle rate_idx_mask and rate_idx_mcs_mask */ /* Treat uninitialized rate scaling data same as non-existing. */ @@ -2827,6 +2838,9 @@ static void rs_rate_update(void *mvm_r, (struct iwl_op_mode *)mvm_r; struct iwl_mvm *mvm = IWL_OP_MODE_GET_MVM(op_mode); + if (!iwl_mvm_sta_from_mac80211(sta)->vif) + return; + /* Stop any ongoing aggregations as rs starts off assuming no agg */ for (tid = 0; tid < IWL_MAX_TID_COUNT; tid++) ieee80211_stop_tx_ba_session(sta, tid); @@ -3587,9 +3601,15 @@ static ssize_t iwl_dbgfs_ss_force_write(struct iwl_lq_sta *lq_sta, char *buf, MVM_DEBUGFS_READ_WRITE_FILE_OPS(ss_force, 32); -static void rs_add_debugfs(void *mvm, void *mvm_sta, struct dentry *dir) +static void rs_add_debugfs(void *mvm, void *priv_sta, struct dentry *dir) { - struct iwl_lq_sta *lq_sta = mvm_sta; + struct iwl_lq_sta *lq_sta = priv_sta; + struct iwl_mvm_sta *mvmsta; + + mvmsta = container_of(lq_sta, struct iwl_mvm_sta, lq_sta); + + if (!mvmsta->vif) + return; debugfs_create_file("rate_scale_table", S_IRUSR | S_IWUSR, dir, lq_sta, &rs_sta_dbgfs_scale_table_ops); diff --git a/drivers/net/wireless/iwlwifi/mvm/time-event.c b/drivers/net/wireless/iwlwifi/mvm/time-event.c index f8d6f306dd76..4b81c0bf63b0 100644 --- a/drivers/net/wireless/iwlwifi/mvm/time-event.c +++ b/drivers/net/wireless/iwlwifi/mvm/time-event.c @@ -197,6 +197,8 @@ iwl_mvm_te_handle_notify_csa(struct iwl_mvm *mvm, struct iwl_time_event_notif *notif) { if (!le32_to_cpu(notif->status)) { + if (te_data->vif->type == NL80211_IFTYPE_STATION) + ieee80211_connection_loss(te_data->vif); IWL_DEBUG_TE(mvm, "CSA time event failed to start\n"); iwl_mvm_te_clear_data(mvm, te_data); return; diff --git a/drivers/net/wireless/iwlwifi/mvm/tx.c b/drivers/net/wireless/iwlwifi/mvm/tx.c index 07304e1fd64a..96a05406babf 100644 --- a/drivers/net/wireless/iwlwifi/mvm/tx.c +++ b/drivers/net/wireless/iwlwifi/mvm/tx.c @@ -949,8 +949,10 @@ int iwl_mvm_rx_ba_notif(struct iwl_mvm *mvm, struct iwl_rx_cmd_buffer *rxb, mvmsta = iwl_mvm_sta_from_mac80211(sta); tid_data = &mvmsta->tid_data[tid]; - if (WARN_ONCE(tid_data->txq_id != scd_flow, "Q %d, tid %d, flow %d", - tid_data->txq_id, tid, scd_flow)) { + if (tid_data->txq_id != scd_flow) { + IWL_ERR(mvm, + "invalid BA notification: Q %d, tid %d, flow %d\n", + tid_data->txq_id, tid, scd_flow); rcu_read_unlock(); return 0; } diff --git a/drivers/net/wireless/iwlwifi/pcie/drv.c b/drivers/net/wireless/iwlwifi/pcie/drv.c index dbd6bcf52205..686dd301cd53 100644 --- a/drivers/net/wireless/iwlwifi/pcie/drv.c +++ b/drivers/net/wireless/iwlwifi/pcie/drv.c @@ -368,10 +368,12 @@ static const struct pci_device_id iwl_hw_card_ids[] = { /* 3165 Series */ {IWL_PCI_DEVICE(0x3165, 0x4010, iwl3165_2ac_cfg)}, {IWL_PCI_DEVICE(0x3165, 0x4012, iwl3165_2ac_cfg)}, - {IWL_PCI_DEVICE(0x3165, 0x4110, iwl3165_2ac_cfg)}, - {IWL_PCI_DEVICE(0x3165, 0x4210, iwl3165_2ac_cfg)}, {IWL_PCI_DEVICE(0x3165, 0x4410, iwl3165_2ac_cfg)}, {IWL_PCI_DEVICE(0x3165, 0x4510, iwl3165_2ac_cfg)}, + {IWL_PCI_DEVICE(0x3165, 0x4110, iwl3165_2ac_cfg)}, + {IWL_PCI_DEVICE(0x3166, 0x4310, iwl3165_2ac_cfg)}, + {IWL_PCI_DEVICE(0x3166, 0x4210, iwl3165_2ac_cfg)}, + {IWL_PCI_DEVICE(0x3165, 0x8010, iwl3165_2ac_cfg)}, /* 7265 Series */ {IWL_PCI_DEVICE(0x095A, 0x5010, iwl7265_2ac_cfg)}, diff --git a/drivers/net/wireless/rtlwifi/pci.c b/drivers/net/wireless/rtlwifi/pci.c index a62170ea0481..8c45cf44ce24 100644 --- a/drivers/net/wireless/rtlwifi/pci.c +++ b/drivers/net/wireless/rtlwifi/pci.c @@ -1124,12 +1124,22 @@ static void _rtl_pci_prepare_bcn_tasklet(struct ieee80211_hw *hw) /*This is for new trx flow*/ struct rtl_tx_buffer_desc *pbuffer_desc = NULL; u8 temp_one = 1; + u8 *entry; memset(&tcb_desc, 0, sizeof(struct rtl_tcb_desc)); ring = &rtlpci->tx_ring[BEACON_QUEUE]; pskb = __skb_dequeue(&ring->queue); - if (pskb) + if (rtlpriv->use_new_trx_flow) + entry = (u8 *)(&ring->buffer_desc[ring->idx]); + else + entry = (u8 *)(&ring->desc[ring->idx]); + if (pskb) { + pci_unmap_single(rtlpci->pdev, + rtlpriv->cfg->ops->get_desc( + (u8 *)entry, true, HW_DESC_TXBUFF_ADDR), + pskb->len, PCI_DMA_TODEVICE); kfree_skb(pskb); + } /*NB: the beacon data buffer must be 32-bit aligned. */ pskb = ieee80211_beacon_get(hw, mac->vif); diff --git a/drivers/net/xen-netfront.c b/drivers/net/xen-netfront.c index e9b960f0ff32..720aaf6313d2 100644 --- a/drivers/net/xen-netfront.c +++ b/drivers/net/xen-netfront.c @@ -1008,8 +1008,7 @@ err: static int xennet_change_mtu(struct net_device *dev, int mtu) { - int max = xennet_can_sg(dev) ? - XEN_NETIF_MAX_TX_SIZE - MAX_TCP_HEADER : ETH_DATA_LEN; + int max = xennet_can_sg(dev) ? XEN_NETIF_MAX_TX_SIZE : ETH_DATA_LEN; if (mtu > max) return -EINVAL; @@ -1279,8 +1278,6 @@ static struct net_device *xennet_create_dev(struct xenbus_device *dev) netdev->ethtool_ops = &xennet_ethtool_ops; SET_NETDEV_DEV(netdev, &dev->dev); - netif_set_gso_max_size(netdev, XEN_NETIF_MAX_TX_SIZE - MAX_TCP_HEADER); - np->netdev = netdev; netif_carrier_off(netdev); diff --git a/drivers/of/address.c b/drivers/of/address.c index ad2906919d45..78a7dcbec7d8 100644 --- a/drivers/of/address.c +++ b/drivers/of/address.c @@ -450,12 +450,17 @@ static struct of_bus *of_match_bus(struct device_node *np) return NULL; } -static int of_empty_ranges_quirk(void) +static int of_empty_ranges_quirk(struct device_node *np) { if (IS_ENABLED(CONFIG_PPC)) { - /* To save cycles, we cache the result */ + /* To save cycles, we cache the result for global "Mac" setting */ static int quirk_state = -1; + /* PA-SEMI sdc DT bug */ + if (of_device_is_compatible(np, "1682m-sdc")) + return true; + + /* Make quirk cached */ if (quirk_state < 0) quirk_state = of_machine_is_compatible("Power Macintosh") || @@ -490,7 +495,7 @@ static int of_translate_one(struct device_node *parent, struct of_bus *bus, * This code is only enabled on powerpc. --gcl */ ranges = of_get_property(parent, rprop, &rlen); - if (ranges == NULL && !of_empty_ranges_quirk()) { + if (ranges == NULL && !of_empty_ranges_quirk(parent)) { pr_debug("OF: no ranges; cannot translate\n"); return 1; } diff --git a/drivers/pci/host/pcie-designware.c b/drivers/pci/host/pcie-designware.c index 1f4ea6f2d910..2e9f84fdd9ce 100644 --- a/drivers/pci/host/pcie-designware.c +++ b/drivers/pci/host/pcie-designware.c @@ -342,7 +342,7 @@ static const struct irq_domain_ops msi_domain_ops = { .map = dw_pcie_msi_map, }; -int __init dw_pcie_host_init(struct pcie_port *pp) +int dw_pcie_host_init(struct pcie_port *pp) { struct device_node *np = pp->dev->of_node; struct platform_device *pdev = to_platform_device(pp->dev); diff --git a/drivers/pci/host/pcie-spear13xx.c b/drivers/pci/host/pcie-spear13xx.c index 866465fd3dbf..020d78890719 100644 --- a/drivers/pci/host/pcie-spear13xx.c +++ b/drivers/pci/host/pcie-spear13xx.c @@ -269,7 +269,7 @@ static struct pcie_host_ops spear13xx_pcie_host_ops = { .host_init = spear13xx_pcie_host_init, }; -static int __init spear13xx_add_pcie_port(struct pcie_port *pp, +static int spear13xx_add_pcie_port(struct pcie_port *pp, struct platform_device *pdev) { struct device *dev = &pdev->dev; @@ -299,7 +299,7 @@ static int __init spear13xx_add_pcie_port(struct pcie_port *pp, return 0; } -static int __init spear13xx_pcie_probe(struct platform_device *pdev) +static int spear13xx_pcie_probe(struct platform_device *pdev) { struct spear13xx_pcie *spear13xx_pcie; struct pcie_port *pp; @@ -370,7 +370,7 @@ static const struct of_device_id spear13xx_pcie_of_match[] = { }; MODULE_DEVICE_TABLE(of, spear13xx_pcie_of_match); -static struct platform_driver spear13xx_pcie_driver __initdata = { +static struct platform_driver spear13xx_pcie_driver = { .probe = spear13xx_pcie_probe, .driver = { .name = "spear-pcie", diff --git a/drivers/pci/hotplug/cpci_hotplug_pci.c b/drivers/pci/hotplug/cpci_hotplug_pci.c index 7d48ecae6695..788db48dbbad 100644 --- a/drivers/pci/hotplug/cpci_hotplug_pci.c +++ b/drivers/pci/hotplug/cpci_hotplug_pci.c @@ -286,11 +286,12 @@ int cpci_configure_slot(struct slot *slot) } parent = slot->dev->bus; - list_for_each_entry(dev, &parent->devices, bus_list) + list_for_each_entry(dev, &parent->devices, bus_list) { if (PCI_SLOT(dev->devfn) != PCI_SLOT(slot->devfn)) continue; if (pci_is_bridge(dev)) pci_hp_add_bridge(dev); + } pci_assign_unassigned_bridge_resources(parent->self); diff --git a/drivers/pci/pci-acpi.c b/drivers/pci/pci-acpi.c index 489063987325..c93fbe76d281 100644 --- a/drivers/pci/pci-acpi.c +++ b/drivers/pci/pci-acpi.c @@ -248,6 +248,9 @@ int pci_get_hp_params(struct pci_dev *dev, struct hotplug_params *hpp) acpi_handle handle, phandle; struct pci_bus *pbus; + if (acpi_pci_disabled) + return -ENODEV; + handle = NULL; for (pbus = dev->bus; pbus; pbus = pbus->parent) { handle = acpi_pci_get_bridge_handle(pbus); diff --git a/drivers/pci/pcie/aer/aerdrv_errprint.c b/drivers/pci/pcie/aer/aerdrv_errprint.c index c6849d9e86ce..167fe411ce2e 100644 --- a/drivers/pci/pcie/aer/aerdrv_errprint.c +++ b/drivers/pci/pcie/aer/aerdrv_errprint.c @@ -132,16 +132,8 @@ static const char *aer_agent_string[] = { static void __print_tlp_header(struct pci_dev *dev, struct aer_header_log_regs *t) { - unsigned char *tlp = (unsigned char *)&t; - - dev_err(&dev->dev, " TLP Header:" - " %02x%02x%02x%02x %02x%02x%02x%02x" - " %02x%02x%02x%02x %02x%02x%02x%02x\n", - *(tlp + 3), *(tlp + 2), *(tlp + 1), *tlp, - *(tlp + 7), *(tlp + 6), *(tlp + 5), *(tlp + 4), - *(tlp + 11), *(tlp + 10), *(tlp + 9), - *(tlp + 8), *(tlp + 15), *(tlp + 14), - *(tlp + 13), *(tlp + 12)); + dev_err(&dev->dev, " TLP Header: %08x %08x %08x %08x\n", + t->dw0, t->dw1, t->dw2, t->dw3); } static void __aer_print_error(struct pci_dev *dev, diff --git a/drivers/scsi/be2iscsi/be_main.c b/drivers/scsi/be2iscsi/be_main.c index a7cc61837818..923a2b5a2439 100644 --- a/drivers/scsi/be2iscsi/be_main.c +++ b/drivers/scsi/be2iscsi/be_main.c @@ -5734,9 +5734,9 @@ free_port: hba_free: if (phba->msix_enabled) pci_disable_msix(phba->pcidev); - iscsi_host_remove(phba->shost); pci_dev_put(phba->pcidev); iscsi_host_free(phba->shost); + pci_set_drvdata(pcidev, NULL); disable_pci: pci_disable_device(pcidev); return ret; diff --git a/drivers/scsi/scsi_lib.c b/drivers/scsi/scsi_lib.c index 54d7a6cbb98a..b1a263137a23 100644 --- a/drivers/scsi/scsi_lib.c +++ b/drivers/scsi/scsi_lib.c @@ -1311,9 +1311,11 @@ scsi_prep_state_check(struct scsi_device *sdev, struct request *req) "rejecting I/O to dead device\n"); ret = BLKPREP_KILL; break; - case SDEV_QUIESCE: case SDEV_BLOCK: case SDEV_CREATED_BLOCK: + ret = BLKPREP_DEFER; + break; + case SDEV_QUIESCE: /* * If the devices is blocked we defer normal commands. */ diff --git a/drivers/staging/iio/Kconfig b/drivers/staging/iio/Kconfig index 24183028bd71..6d5b38d69578 100644 --- a/drivers/staging/iio/Kconfig +++ b/drivers/staging/iio/Kconfig @@ -38,6 +38,7 @@ config IIO_SIMPLE_DUMMY_EVENTS config IIO_SIMPLE_DUMMY_BUFFER bool "Buffered capture support" select IIO_BUFFER + select IIO_TRIGGER select IIO_KFIFO_BUF help Add buffered data capture to the simple dummy driver. diff --git a/drivers/staging/iio/magnetometer/hmc5843_core.c b/drivers/staging/iio/magnetometer/hmc5843_core.c index fd171d8b38fb..90cc18b703cf 100644 --- a/drivers/staging/iio/magnetometer/hmc5843_core.c +++ b/drivers/staging/iio/magnetometer/hmc5843_core.c @@ -592,6 +592,7 @@ int hmc5843_common_probe(struct device *dev, struct regmap *regmap, mutex_init(&data->lock); indio_dev->dev.parent = dev; + indio_dev->name = dev->driver->name; indio_dev->info = &hmc5843_info; indio_dev->modes = INDIO_DIRECT_MODE; indio_dev->channels = data->variant->channels; diff --git a/drivers/target/iscsi/iscsi_target.c b/drivers/target/iscsi/iscsi_target.c index 2accb6e47beb..77d64251af40 100644 --- a/drivers/target/iscsi/iscsi_target.c +++ b/drivers/target/iscsi/iscsi_target.c @@ -1181,7 +1181,7 @@ iscsit_handle_scsi_cmd(struct iscsi_conn *conn, struct iscsi_cmd *cmd, * traditional iSCSI block I/O. */ if (iscsit_allocate_iovecs(cmd) < 0) { - return iscsit_add_reject_cmd(cmd, + return iscsit_reject_cmd(cmd, ISCSI_REASON_BOOKMARK_NO_RESOURCES, buf); } immed_data = cmd->immediate_data; @@ -3468,6 +3468,7 @@ iscsit_build_sendtargets_response(struct iscsi_cmd *cmd, tpg_np_list) { struct iscsi_np *np = tpg_np->tpg_np; bool inaddr_any = iscsit_check_inaddr_any(np); + char *fmt_str; if (np->np_network_transport != network_transport) continue; @@ -3495,8 +3496,12 @@ iscsit_build_sendtargets_response(struct iscsi_cmd *cmd, } } - len = sprintf(buf, "TargetAddress=" - "%s:%hu,%hu", + if (np->np_sockaddr.ss_family == AF_INET6) + fmt_str = "TargetAddress=[%s]:%hu,%hu"; + else + fmt_str = "TargetAddress=%s:%hu,%hu"; + + len = sprintf(buf, fmt_str, inaddr_any ? conn->local_ip : np->np_ip, np->np_port, tpg->tpgt); diff --git a/drivers/target/target_core_device.c b/drivers/target/target_core_device.c index 79b4ec3ca2db..7faa6aef9a4d 100644 --- a/drivers/target/target_core_device.c +++ b/drivers/target/target_core_device.c @@ -781,8 +781,8 @@ int se_dev_set_emulate_fua_write(struct se_device *dev, int flag) } if (flag && dev->transport->get_write_cache) { - pr_err("emulate_fua_write not supported for this device\n"); - return -EINVAL; + pr_warn("emulate_fua_write not supported for this device, ignoring\n"); + return 0; } if (dev->export_count) { pr_err("emulate_fua_write cannot be changed with active" diff --git a/drivers/thermal/st/st_thermal.c b/drivers/thermal/st/st_thermal.c index d1ec5804c0bb..76c515dd802b 100644 --- a/drivers/thermal/st/st_thermal.c +++ b/drivers/thermal/st/st_thermal.c @@ -25,7 +25,7 @@ * Function to allocate regfields which are common * between syscfg and memory mapped based sensors */ -int st_thermal_alloc_regfields(struct st_thermal_sensor *sensor) +static int st_thermal_alloc_regfields(struct st_thermal_sensor *sensor) { struct device *dev = sensor->dev; struct regmap *regmap = sensor->regmap; diff --git a/drivers/thermal/st/st_thermal_memmap.c b/drivers/thermal/st/st_thermal_memmap.c index 067bfcdb91d6..fc0c9e198710 100644 --- a/drivers/thermal/st/st_thermal_memmap.c +++ b/drivers/thermal/st/st_thermal_memmap.c @@ -157,7 +157,7 @@ static const struct st_thermal_sensor_ops st_mmap_sensor_ops = { }; /* Compatible device data stih416 mpe thermal sensor */ -const struct st_thermal_compat_data st_416mpe_cdata = { +static const struct st_thermal_compat_data st_416mpe_cdata = { .reg_fields = st_mmap_thermal_regfields, .ops = &st_mmap_sensor_ops, .calibration_val = 14, @@ -166,7 +166,7 @@ const struct st_thermal_compat_data st_416mpe_cdata = { }; /* Compatible device data stih407 thermal sensor */ -const struct st_thermal_compat_data st_407_cdata = { +static const struct st_thermal_compat_data st_407_cdata = { .reg_fields = st_mmap_thermal_regfields, .ops = &st_mmap_sensor_ops, .calibration_val = 16, @@ -174,19 +174,19 @@ const struct st_thermal_compat_data st_407_cdata = { .crit_temp = 120, }; -static struct of_device_id st_mmap_thermal_of_match[] = { +static const struct of_device_id st_mmap_thermal_of_match[] = { { .compatible = "st,stih416-mpe-thermal", .data = &st_416mpe_cdata }, { .compatible = "st,stih407-thermal", .data = &st_407_cdata }, { /* sentinel */ } }; MODULE_DEVICE_TABLE(of, st_mmap_thermal_of_match); -int st_mmap_probe(struct platform_device *pdev) +static int st_mmap_probe(struct platform_device *pdev) { return st_thermal_register(pdev, st_mmap_thermal_of_match); } -int st_mmap_remove(struct platform_device *pdev) +static int st_mmap_remove(struct platform_device *pdev) { return st_thermal_unregister(pdev); } diff --git a/drivers/thermal/st/st_thermal_syscfg.c b/drivers/thermal/st/st_thermal_syscfg.c index 26d36a242bb8..3df5b7890703 100644 --- a/drivers/thermal/st/st_thermal_syscfg.c +++ b/drivers/thermal/st/st_thermal_syscfg.c @@ -104,7 +104,7 @@ static const struct st_thermal_sensor_ops st_syscfg_sensor_ops = { }; /* Compatible device data for stih415 sas thermal sensor */ -const struct st_thermal_compat_data st_415sas_cdata = { +static const struct st_thermal_compat_data st_415sas_cdata = { .sys_compat = "st,stih415-front-syscfg", .reg_fields = st_415sas_regfields, .ops = &st_syscfg_sensor_ops, @@ -114,7 +114,7 @@ const struct st_thermal_compat_data st_415sas_cdata = { }; /* Compatible device data for stih415 mpe thermal sensor */ -const struct st_thermal_compat_data st_415mpe_cdata = { +static const struct st_thermal_compat_data st_415mpe_cdata = { .sys_compat = "st,stih415-system-syscfg", .reg_fields = st_415mpe_regfields, .ops = &st_syscfg_sensor_ops, @@ -124,7 +124,7 @@ const struct st_thermal_compat_data st_415mpe_cdata = { }; /* Compatible device data for stih416 sas thermal sensor */ -const struct st_thermal_compat_data st_416sas_cdata = { +static const struct st_thermal_compat_data st_416sas_cdata = { .sys_compat = "st,stih416-front-syscfg", .reg_fields = st_416sas_regfields, .ops = &st_syscfg_sensor_ops, @@ -134,7 +134,7 @@ const struct st_thermal_compat_data st_416sas_cdata = { }; /* Compatible device data for stid127 thermal sensor */ -const struct st_thermal_compat_data st_127_cdata = { +static const struct st_thermal_compat_data st_127_cdata = { .sys_compat = "st,stid127-cpu-syscfg", .reg_fields = st_127_regfields, .ops = &st_syscfg_sensor_ops, @@ -143,7 +143,7 @@ const struct st_thermal_compat_data st_127_cdata = { .crit_temp = 120, }; -static struct of_device_id st_syscfg_thermal_of_match[] = { +static const struct of_device_id st_syscfg_thermal_of_match[] = { { .compatible = "st,stih415-sas-thermal", .data = &st_415sas_cdata }, { .compatible = "st,stih415-mpe-thermal", .data = &st_415mpe_cdata }, { .compatible = "st,stih416-sas-thermal", .data = &st_416sas_cdata }, @@ -152,12 +152,12 @@ static struct of_device_id st_syscfg_thermal_of_match[] = { }; MODULE_DEVICE_TABLE(of, st_syscfg_thermal_of_match); -int st_syscfg_probe(struct platform_device *pdev) +static int st_syscfg_probe(struct platform_device *pdev) { return st_thermal_register(pdev, st_syscfg_thermal_of_match); } -int st_syscfg_remove(struct platform_device *pdev) +static int st_syscfg_remove(struct platform_device *pdev) { return st_thermal_unregister(pdev); } diff --git a/drivers/thermal/thermal_core.c b/drivers/thermal/thermal_core.c index 174d3bcf8bd7..4108db7e10c1 100644 --- a/drivers/thermal/thermal_core.c +++ b/drivers/thermal/thermal_core.c @@ -458,8 +458,10 @@ static void update_temperature(struct thermal_zone_device *tz) ret = thermal_zone_get_temp(tz, &temp); if (ret) { - dev_warn(&tz->device, "failed to read out thermal zone %d\n", - tz->id); + if (ret != -EAGAIN) + dev_warn(&tz->device, + "failed to read out thermal zone (%d)\n", + ret); return; } diff --git a/drivers/tty/serial/fsl_lpuart.c b/drivers/tty/serial/fsl_lpuart.c index b1893f3f88f1..3ad1458bfeb0 100644 --- a/drivers/tty/serial/fsl_lpuart.c +++ b/drivers/tty/serial/fsl_lpuart.c @@ -921,6 +921,9 @@ static void lpuart_setup_watermark(struct lpuart_port *sport) writeb(val | UARTPFIFO_TXFE | UARTPFIFO_RXFE, sport->port.membase + UARTPFIFO); + /* explicitly clear RDRF */ + readb(sport->port.membase + UARTSR1); + /* flush Tx and Rx FIFO */ writeb(UARTCFIFO_TXFLUSH | UARTCFIFO_RXFLUSH, sport->port.membase + UARTCFIFO); @@ -1076,6 +1079,8 @@ static int lpuart_startup(struct uart_port *port) sport->txfifo_size = 0x1 << (((temp >> UARTPFIFO_TXSIZE_OFF) & UARTPFIFO_FIFOSIZE_MASK) + 1); + sport->port.fifosize = sport->txfifo_size; + sport->rxfifo_size = 0x1 << (((temp >> UARTPFIFO_RXSIZE_OFF) & UARTPFIFO_FIFOSIZE_MASK) + 1); diff --git a/drivers/tty/serial/samsung.c b/drivers/tty/serial/samsung.c index af821a908720..cf08876922f1 100644 --- a/drivers/tty/serial/samsung.c +++ b/drivers/tty/serial/samsung.c @@ -963,6 +963,7 @@ static void s3c24xx_serial_shutdown(struct uart_port *port) free_irq(ourport->tx_irq, ourport); tx_enabled(port) = 0; ourport->tx_claimed = 0; + ourport->tx_mode = 0; } if (ourport->rx_claimed) { diff --git a/drivers/usb/host/xhci-hub.c b/drivers/usb/host/xhci-hub.c index a7865c4b0498..0827d7c96527 100644 --- a/drivers/usb/host/xhci-hub.c +++ b/drivers/usb/host/xhci-hub.c @@ -387,6 +387,10 @@ static void xhci_clear_port_change_bit(struct xhci_hcd *xhci, u16 wValue, status = PORT_PLC; port_change_bit = "link state"; break; + case USB_PORT_FEAT_C_PORT_CONFIG_ERROR: + status = PORT_CEC; + port_change_bit = "config error"; + break; default: /* Should never happen */ return; @@ -588,6 +592,8 @@ static u32 xhci_get_port_status(struct usb_hcd *hcd, status |= USB_PORT_STAT_C_LINK_STATE << 16; if ((raw_port_status & PORT_WRC)) status |= USB_PORT_STAT_C_BH_RESET << 16; + if ((raw_port_status & PORT_CEC)) + status |= USB_PORT_STAT_C_CONFIG_ERROR << 16; } if (hcd->speed != HCD_USB3) { @@ -1005,6 +1011,7 @@ int xhci_hub_control(struct usb_hcd *hcd, u16 typeReq, u16 wValue, case USB_PORT_FEAT_C_OVER_CURRENT: case USB_PORT_FEAT_C_ENABLE: case USB_PORT_FEAT_C_PORT_LINK_STATE: + case USB_PORT_FEAT_C_PORT_CONFIG_ERROR: xhci_clear_port_change_bit(xhci, wValue, wIndex, port_array[wIndex], temp); break; @@ -1069,7 +1076,7 @@ int xhci_hub_status_data(struct usb_hcd *hcd, char *buf) */ status = bus_state->resuming_ports; - mask = PORT_CSC | PORT_PEC | PORT_OCC | PORT_PLC | PORT_WRC; + mask = PORT_CSC | PORT_PEC | PORT_OCC | PORT_PLC | PORT_WRC | PORT_CEC; spin_lock_irqsave(&xhci->lock, flags); /* For each port, did anything change? If so, set that bit in buf. */ diff --git a/drivers/usb/host/xhci-pci.c b/drivers/usb/host/xhci-pci.c index fd53c9ebd662..2af32e26fafc 100644 --- a/drivers/usb/host/xhci-pci.c +++ b/drivers/usb/host/xhci-pci.c @@ -115,6 +115,7 @@ static void xhci_pci_quirks(struct device *dev, struct xhci_hcd *xhci) if (pdev->vendor == PCI_VENDOR_ID_INTEL) { xhci->quirks |= XHCI_LPM_SUPPORT; xhci->quirks |= XHCI_INTEL_HOST; + xhci->quirks |= XHCI_AVOID_BEI; } if (pdev->vendor == PCI_VENDOR_ID_INTEL && pdev->device == PCI_DEVICE_ID_INTEL_PANTHERPOINT_XHCI) { @@ -130,7 +131,6 @@ static void xhci_pci_quirks(struct device *dev, struct xhci_hcd *xhci) * PPT chipsets. */ xhci->quirks |= XHCI_SPURIOUS_REBOOT; - xhci->quirks |= XHCI_AVOID_BEI; } if (pdev->vendor == PCI_VENDOR_ID_INTEL && pdev->device == PCI_DEVICE_ID_INTEL_LYNXPOINT_LP_XHCI) { diff --git a/drivers/usb/isp1760/isp1760-udc.c b/drivers/usb/isp1760/isp1760-udc.c index f32c292cc868..3fc4fe770253 100644 --- a/drivers/usb/isp1760/isp1760-udc.c +++ b/drivers/usb/isp1760/isp1760-udc.c @@ -1203,7 +1203,7 @@ static int isp1760_udc_start(struct usb_gadget *gadget, if (udc->driver) { dev_err(udc->isp->dev, "UDC already has a gadget driver\n"); - spin_unlock(&udc->lock); + spin_unlock_irqrestore(&udc->lock, flags); return -EBUSY; } diff --git a/drivers/usb/serial/ftdi_sio.c b/drivers/usb/serial/ftdi_sio.c index 3086dec0ef53..8eb68a31cab6 100644 --- a/drivers/usb/serial/ftdi_sio.c +++ b/drivers/usb/serial/ftdi_sio.c @@ -604,6 +604,7 @@ static const struct usb_device_id id_table_combined[] = { .driver_info = (kernel_ulong_t)&ftdi_jtag_quirk }, { USB_DEVICE(FTDI_VID, FTDI_NT_ORIONLXM_PID), .driver_info = (kernel_ulong_t)&ftdi_jtag_quirk }, + { USB_DEVICE(FTDI_VID, FTDI_SYNAPSE_SS200_PID) }, /* * ELV devices: */ @@ -1883,8 +1884,12 @@ static int ftdi_8u2232c_probe(struct usb_serial *serial) { struct usb_device *udev = serial->dev; - if ((udev->manufacturer && !strcmp(udev->manufacturer, "CALAO Systems")) || - (udev->product && !strcmp(udev->product, "BeagleBone/XDS100V2"))) + if (udev->manufacturer && !strcmp(udev->manufacturer, "CALAO Systems")) + return ftdi_jtag_probe(serial); + + if (udev->product && + (!strcmp(udev->product, "BeagleBone/XDS100V2") || + !strcmp(udev->product, "SNAP Connect E10"))) return ftdi_jtag_probe(serial); return 0; diff --git a/drivers/usb/serial/ftdi_sio_ids.h b/drivers/usb/serial/ftdi_sio_ids.h index 56b1b55c4751..4e4f46f3c89c 100644 --- a/drivers/usb/serial/ftdi_sio_ids.h +++ b/drivers/usb/serial/ftdi_sio_ids.h @@ -561,6 +561,12 @@ */ #define FTDI_NT_ORIONLXM_PID 0x7c90 /* OrionLXm Substation Automation Platform */ +/* + * Synapse Wireless product ids (FTDI_VID) + * http://www.synapse-wireless.com + */ +#define FTDI_SYNAPSE_SS200_PID 0x9090 /* SS200 - SNAP Stick 200 */ + /********************************/ /** third-party VID/PID combos **/ diff --git a/drivers/usb/serial/keyspan_pda.c b/drivers/usb/serial/keyspan_pda.c index dd97d8b572c3..4f7e072e4e00 100644 --- a/drivers/usb/serial/keyspan_pda.c +++ b/drivers/usb/serial/keyspan_pda.c @@ -61,6 +61,7 @@ struct keyspan_pda_private { /* For Xircom PGSDB9 and older Entrega version of the same device */ #define XIRCOM_VENDOR_ID 0x085a #define XIRCOM_FAKE_ID 0x8027 +#define XIRCOM_FAKE_ID_2 0x8025 /* "PGMFHUB" serial */ #define ENTREGA_VENDOR_ID 0x1645 #define ENTREGA_FAKE_ID 0x8093 @@ -70,6 +71,7 @@ static const struct usb_device_id id_table_combined[] = { #endif #ifdef XIRCOM { USB_DEVICE(XIRCOM_VENDOR_ID, XIRCOM_FAKE_ID) }, + { USB_DEVICE(XIRCOM_VENDOR_ID, XIRCOM_FAKE_ID_2) }, { USB_DEVICE(ENTREGA_VENDOR_ID, ENTREGA_FAKE_ID) }, #endif { USB_DEVICE(KEYSPAN_VENDOR_ID, KEYSPAN_PDA_ID) }, @@ -93,6 +95,7 @@ static const struct usb_device_id id_table_fake[] = { #ifdef XIRCOM static const struct usb_device_id id_table_fake_xircom[] = { { USB_DEVICE(XIRCOM_VENDOR_ID, XIRCOM_FAKE_ID) }, + { USB_DEVICE(XIRCOM_VENDOR_ID, XIRCOM_FAKE_ID_2) }, { USB_DEVICE(ENTREGA_VENDOR_ID, ENTREGA_FAKE_ID) }, { } }; diff --git a/drivers/xen/Kconfig b/drivers/xen/Kconfig index b812462083fc..94d96809e686 100644 --- a/drivers/xen/Kconfig +++ b/drivers/xen/Kconfig @@ -55,6 +55,23 @@ config XEN_BALLOON_MEMORY_HOTPLUG In that case step 3 should be omitted. +config XEN_BALLOON_MEMORY_HOTPLUG_LIMIT + int "Hotplugged memory limit (in GiB) for a PV guest" + default 512 if X86_64 + default 4 if X86_32 + range 0 64 if X86_32 + depends on XEN_HAVE_PVMMU + depends on XEN_BALLOON_MEMORY_HOTPLUG + help + Maxmium amount of memory (in GiB) that a PV guest can be + expanded to when using memory hotplug. + + A PV guest can have more memory than this limit if is + started with a larger maximum. + + This value is used to allocate enough space in internal + tables needed for physical memory administration. + config XEN_SCRUB_PAGES bool "Scrub pages before returning them to system" depends on XEN_BALLOON diff --git a/drivers/xen/balloon.c b/drivers/xen/balloon.c index 0b52d92cb2e5..fd933695f232 100644 --- a/drivers/xen/balloon.c +++ b/drivers/xen/balloon.c @@ -229,6 +229,29 @@ static enum bp_state reserve_additional_memory(long credit) balloon_hotplug = round_up(balloon_hotplug, PAGES_PER_SECTION); nid = memory_add_physaddr_to_nid(hotplug_start_paddr); +#ifdef CONFIG_XEN_HAVE_PVMMU + /* + * add_memory() will build page tables for the new memory so + * the p2m must contain invalid entries so the correct + * non-present PTEs will be written. + * + * If a failure occurs, the original (identity) p2m entries + * are not restored since this region is now known not to + * conflict with any devices. + */ + if (!xen_feature(XENFEAT_auto_translated_physmap)) { + unsigned long pfn, i; + + pfn = PFN_DOWN(hotplug_start_paddr); + for (i = 0; i < balloon_hotplug; i++) { + if (!set_phys_to_machine(pfn + i, INVALID_P2M_ENTRY)) { + pr_warn("set_phys_to_machine() failed, no memory added\n"); + return BP_ECANCELED; + } + } + } +#endif + rc = add_memory(nid, hotplug_start_paddr, balloon_hotplug << PAGE_SHIFT); if (rc) { @@ -278,11 +278,11 @@ static int aio_ring_mmap(struct file *file, struct vm_area_struct *vma) return 0; } -static void aio_ring_remap(struct file *file, struct vm_area_struct *vma) +static int aio_ring_remap(struct file *file, struct vm_area_struct *vma) { struct mm_struct *mm = vma->vm_mm; struct kioctx_table *table; - int i; + int i, res = -EINVAL; spin_lock(&mm->ioctx_lock); rcu_read_lock(); @@ -292,13 +292,17 @@ static void aio_ring_remap(struct file *file, struct vm_area_struct *vma) ctx = table->table[i]; if (ctx && ctx->aio_ring_file == file) { - ctx->user_id = ctx->mmap_base = vma->vm_start; + if (!atomic_read(&ctx->dead)) { + ctx->user_id = ctx->mmap_base = vma->vm_start; + res = 0; + } break; } } rcu_read_unlock(); spin_unlock(&mm->ioctx_lock); + return res; } static const struct file_operations aio_ring_fops = { @@ -727,6 +731,9 @@ static struct kioctx *ioctx_alloc(unsigned nr_events) err_cleanup: aio_nr_sub(ctx->max_reqs); err_ctx: + atomic_set(&ctx->dead, 1); + if (ctx->mmap_size) + vm_munmap(ctx->mmap_base, ctx->mmap_size); aio_free_ring(ctx); err: mutex_unlock(&ctx->ring_lock); @@ -748,11 +755,12 @@ static int kill_ioctx(struct mm_struct *mm, struct kioctx *ctx, { struct kioctx_table *table; - if (atomic_xchg(&ctx->dead, 1)) + spin_lock(&mm->ioctx_lock); + if (atomic_xchg(&ctx->dead, 1)) { + spin_unlock(&mm->ioctx_lock); return -EINVAL; + } - - spin_lock(&mm->ioctx_lock); table = rcu_dereference_raw(mm->ioctx_table); WARN_ON(ctx != table->table[ctx->id]); table->table[ctx->id] = NULL; diff --git a/fs/cifs/cifsencrypt.c b/fs/cifs/cifsencrypt.c index 4ac7445e6ec7..aa0dc2573374 100644 --- a/fs/cifs/cifsencrypt.c +++ b/fs/cifs/cifsencrypt.c @@ -1,6 +1,9 @@ /* * fs/cifs/cifsencrypt.c * + * Encryption and hashing operations relating to NTLM, NTLMv2. See MS-NLMP + * for more detailed information + * * Copyright (C) International Business Machines Corp., 2005,2013 * Author(s): Steve French (sfrench@us.ibm.com) * @@ -515,7 +518,8 @@ static int calc_ntlmv2_hash(struct cifs_ses *ses, char *ntlmv2_hash, __func__); return rc; } - } else if (ses->serverName) { + } else { + /* We use ses->serverName if no domain name available */ len = strlen(ses->serverName); server = kmalloc(2 + (len * 2), GFP_KERNEL); diff --git a/fs/cifs/connect.c b/fs/cifs/connect.c index d3aa999ab785..480cf9c81d50 100644 --- a/fs/cifs/connect.c +++ b/fs/cifs/connect.c @@ -1599,6 +1599,8 @@ cifs_parse_mount_options(const char *mountdata, const char *devname, pr_warn("CIFS: username too long\n"); goto cifs_parse_mount_err; } + + kfree(vol->username); vol->username = kstrdup(string, GFP_KERNEL); if (!vol->username) goto cifs_parse_mount_err; @@ -1700,6 +1702,7 @@ cifs_parse_mount_options(const char *mountdata, const char *devname, goto cifs_parse_mount_err; } + kfree(vol->domainname); vol->domainname = kstrdup(string, GFP_KERNEL); if (!vol->domainname) { pr_warn("CIFS: no memory for domainname\n"); @@ -1731,6 +1734,7 @@ cifs_parse_mount_options(const char *mountdata, const char *devname, } if (strncasecmp(string, "default", 7) != 0) { + kfree(vol->iocharset); vol->iocharset = kstrdup(string, GFP_KERNEL); if (!vol->iocharset) { @@ -2913,8 +2917,7 @@ ip_rfc1001_connect(struct TCP_Server_Info *server) * calling name ends in null (byte 16) from old smb * convention. */ - if (server->workstation_RFC1001_name && - server->workstation_RFC1001_name[0] != 0) + if (server->workstation_RFC1001_name[0] != 0) rfc1002mangle(ses_init_buf->trailer. session_req.calling_name, server->workstation_RFC1001_name, @@ -3692,6 +3695,12 @@ CIFSTCon(const unsigned int xid, struct cifs_ses *ses, #endif /* CIFS_WEAK_PW_HASH */ rc = SMBNTencrypt(tcon->password, ses->server->cryptkey, bcc_ptr, nls_codepage); + if (rc) { + cifs_dbg(FYI, "%s Can't generate NTLM rsp. Error: %d\n", + __func__, rc); + cifs_buf_release(smb_buffer); + return rc; + } bcc_ptr += CIFS_AUTH_RESP_SIZE; if (ses->capabilities & CAP_UNICODE) { diff --git a/fs/cifs/file.c b/fs/cifs/file.c index a94b3e673182..ca30c391a894 100644 --- a/fs/cifs/file.c +++ b/fs/cifs/file.c @@ -1823,6 +1823,7 @@ refind_writable: cifsFileInfo_put(inv_file); spin_lock(&cifs_file_list_lock); ++refind; + inv_file = NULL; goto refind_writable; } } diff --git a/fs/cifs/inode.c b/fs/cifs/inode.c index 2d4f37235ed0..3e126d7bb2ea 100644 --- a/fs/cifs/inode.c +++ b/fs/cifs/inode.c @@ -771,6 +771,8 @@ cifs_get_inode_info(struct inode **inode, const char *full_path, cifs_buf_release(srchinf->ntwrk_buf_start); } kfree(srchinf); + if (rc) + goto cgii_exit; } else goto cgii_exit; diff --git a/fs/cifs/smb2misc.c b/fs/cifs/smb2misc.c index 689f035915cf..22dfdf17d065 100644 --- a/fs/cifs/smb2misc.c +++ b/fs/cifs/smb2misc.c @@ -322,7 +322,7 @@ smb2_get_data_area_len(int *off, int *len, struct smb2_hdr *hdr) /* return pointer to beginning of data area, ie offset from SMB start */ if ((*off != 0) && (*len != 0)) - return hdr->ProtocolId + *off; + return (char *)(&hdr->ProtocolId[0]) + *off; else return NULL; } diff --git a/fs/cifs/smb2ops.c b/fs/cifs/smb2ops.c index 96b5d40a2ece..eab05e1aa587 100644 --- a/fs/cifs/smb2ops.c +++ b/fs/cifs/smb2ops.c @@ -684,7 +684,8 @@ smb2_clone_range(const unsigned int xid, /* No need to change MaxChunks since already set to 1 */ chunk_sizes_updated = true; - } + } else + goto cchunk_out; } cchunk_out: diff --git a/fs/cifs/smb2pdu.c b/fs/cifs/smb2pdu.c index 3417340bf89e..65cd7a84c8bc 100644 --- a/fs/cifs/smb2pdu.c +++ b/fs/cifs/smb2pdu.c @@ -1218,7 +1218,7 @@ SMB2_ioctl(const unsigned int xid, struct cifs_tcon *tcon, u64 persistent_fid, struct smb2_ioctl_req *req; struct smb2_ioctl_rsp *rsp; struct TCP_Server_Info *server; - struct cifs_ses *ses = tcon->ses; + struct cifs_ses *ses; struct kvec iov[2]; int resp_buftype; int num_iovecs; @@ -1233,6 +1233,11 @@ SMB2_ioctl(const unsigned int xid, struct cifs_tcon *tcon, u64 persistent_fid, if (plen) *plen = 0; + if (tcon) + ses = tcon->ses; + else + return -EIO; + if (ses && (ses->server)) server = ses->server; else @@ -1296,14 +1301,12 @@ SMB2_ioctl(const unsigned int xid, struct cifs_tcon *tcon, u64 persistent_fid, rsp = (struct smb2_ioctl_rsp *)iov[0].iov_base; if ((rc != 0) && (rc != -EINVAL)) { - if (tcon) - cifs_stats_fail_inc(tcon, SMB2_IOCTL_HE); + cifs_stats_fail_inc(tcon, SMB2_IOCTL_HE); goto ioctl_exit; } else if (rc == -EINVAL) { if ((opcode != FSCTL_SRV_COPYCHUNK_WRITE) && (opcode != FSCTL_SRV_COPYCHUNK)) { - if (tcon) - cifs_stats_fail_inc(tcon, SMB2_IOCTL_HE); + cifs_stats_fail_inc(tcon, SMB2_IOCTL_HE); goto ioctl_exit; } } @@ -1629,7 +1632,7 @@ SMB2_flush(const unsigned int xid, struct cifs_tcon *tcon, u64 persistent_fid, rc = SendReceive2(xid, ses, iov, 1, &resp_buftype, 0); - if ((rc != 0) && tcon) + if (rc != 0) cifs_stats_fail_inc(tcon, SMB2_FLUSH_HE); free_rsp_buf(resp_buftype, iov[0].iov_base); @@ -2114,7 +2117,7 @@ SMB2_query_directory(const unsigned int xid, struct cifs_tcon *tcon, struct kvec iov[2]; int rc = 0; int len; - int resp_buftype; + int resp_buftype = CIFS_NO_BUFFER; unsigned char *bufptr; struct TCP_Server_Info *server; struct cifs_ses *ses = tcon->ses; diff --git a/fs/fs-writeback.c b/fs/fs-writeback.c index 9d714be296ef..ec2d2bf4a05b 100644 --- a/fs/fs-writeback.c +++ b/fs/fs-writeback.c @@ -53,6 +53,18 @@ struct wb_writeback_work { struct completion *done; /* set if the caller waits */ }; +/* + * If an inode is constantly having its pages dirtied, but then the + * updates stop dirtytime_expire_interval seconds in the past, it's + * possible for the worst case time between when an inode has its + * timestamps updated and when they finally get written out to be two + * dirtytime_expire_intervals. We set the default to 12 hours (in + * seconds), which means most of the time inodes will have their + * timestamps written to disk after 12 hours, but in the worst case a + * few inodes might not their timestamps updated for 24 hours. + */ +unsigned int dirtytime_expire_interval = 12 * 60 * 60; + /** * writeback_in_progress - determine whether there is writeback in progress * @bdi: the device's backing_dev_info structure. @@ -275,8 +287,8 @@ static int move_expired_inodes(struct list_head *delaying_queue, if ((flags & EXPIRE_DIRTY_ATIME) == 0) older_than_this = work->older_than_this; - else if ((work->reason == WB_REASON_SYNC) == 0) { - expire_time = jiffies - (HZ * 86400); + else if (!work->for_sync) { + expire_time = jiffies - (dirtytime_expire_interval * HZ); older_than_this = &expire_time; } while (!list_empty(delaying_queue)) { @@ -458,6 +470,7 @@ static void requeue_inode(struct inode *inode, struct bdi_writeback *wb, */ redirty_tail(inode, wb); } else if (inode->i_state & I_DIRTY_TIME) { + inode->dirtied_when = jiffies; list_move(&inode->i_wb_list, &wb->b_dirty_time); } else { /* The inode is clean. Remove from writeback lists. */ @@ -505,12 +518,17 @@ __writeback_single_inode(struct inode *inode, struct writeback_control *wbc) spin_lock(&inode->i_lock); dirty = inode->i_state & I_DIRTY; - if (((dirty & (I_DIRTY_SYNC | I_DIRTY_DATASYNC)) && - (inode->i_state & I_DIRTY_TIME)) || - (inode->i_state & I_DIRTY_TIME_EXPIRED)) { - dirty |= I_DIRTY_TIME | I_DIRTY_TIME_EXPIRED; - trace_writeback_lazytime(inode); - } + if (inode->i_state & I_DIRTY_TIME) { + if ((dirty & (I_DIRTY_SYNC | I_DIRTY_DATASYNC)) || + unlikely(inode->i_state & I_DIRTY_TIME_EXPIRED) || + unlikely(time_after(jiffies, + (inode->dirtied_time_when + + dirtytime_expire_interval * HZ)))) { + dirty |= I_DIRTY_TIME | I_DIRTY_TIME_EXPIRED; + trace_writeback_lazytime(inode); + } + } else + inode->i_state &= ~I_DIRTY_TIME_EXPIRED; inode->i_state &= ~dirty; /* @@ -1131,6 +1149,56 @@ void wakeup_flusher_threads(long nr_pages, enum wb_reason reason) rcu_read_unlock(); } +/* + * Wake up bdi's periodically to make sure dirtytime inodes gets + * written back periodically. We deliberately do *not* check the + * b_dirtytime list in wb_has_dirty_io(), since this would cause the + * kernel to be constantly waking up once there are any dirtytime + * inodes on the system. So instead we define a separate delayed work + * function which gets called much more rarely. (By default, only + * once every 12 hours.) + * + * If there is any other write activity going on in the file system, + * this function won't be necessary. But if the only thing that has + * happened on the file system is a dirtytime inode caused by an atime + * update, we need this infrastructure below to make sure that inode + * eventually gets pushed out to disk. + */ +static void wakeup_dirtytime_writeback(struct work_struct *w); +static DECLARE_DELAYED_WORK(dirtytime_work, wakeup_dirtytime_writeback); + +static void wakeup_dirtytime_writeback(struct work_struct *w) +{ + struct backing_dev_info *bdi; + + rcu_read_lock(); + list_for_each_entry_rcu(bdi, &bdi_list, bdi_list) { + if (list_empty(&bdi->wb.b_dirty_time)) + continue; + bdi_wakeup_thread(bdi); + } + rcu_read_unlock(); + schedule_delayed_work(&dirtytime_work, dirtytime_expire_interval * HZ); +} + +static int __init start_dirtytime_writeback(void) +{ + schedule_delayed_work(&dirtytime_work, dirtytime_expire_interval * HZ); + return 0; +} +__initcall(start_dirtytime_writeback); + +int dirtytime_interval_handler(struct ctl_table *table, int write, + void __user *buffer, size_t *lenp, loff_t *ppos) +{ + int ret; + + ret = proc_dointvec_minmax(table, write, buffer, lenp, ppos); + if (ret == 0 && write) + mod_delayed_work(system_wq, &dirtytime_work, 0); + return ret; +} + static noinline void block_dump___mark_inode_dirty(struct inode *inode) { if (inode->i_ino || strcmp(inode->i_sb->s_id, "bdev")) { @@ -1269,8 +1337,13 @@ void __mark_inode_dirty(struct inode *inode, int flags) } inode->dirtied_when = jiffies; - list_move(&inode->i_wb_list, dirtytime ? - &bdi->wb.b_dirty_time : &bdi->wb.b_dirty); + if (dirtytime) + inode->dirtied_time_when = jiffies; + if (inode->i_state & (I_DIRTY_INODE | I_DIRTY_PAGES)) + list_move(&inode->i_wb_list, &bdi->wb.b_dirty); + else + list_move(&inode->i_wb_list, + &bdi->wb.b_dirty_time); spin_unlock(&bdi->wb.list_lock); trace_writeback_dirty_inode_enqueue(inode); diff --git a/fs/locks.c b/fs/locks.c index 528fedfda15e..40bc384728c0 100644 --- a/fs/locks.c +++ b/fs/locks.c @@ -1388,9 +1388,8 @@ any_leases_conflict(struct inode *inode, struct file_lock *breaker) int __break_lease(struct inode *inode, unsigned int mode, unsigned int type) { int error = 0; - struct file_lock *new_fl; struct file_lock_context *ctx = inode->i_flctx; - struct file_lock *fl; + struct file_lock *new_fl, *fl, *tmp; unsigned long break_time; int want_write = (mode & O_ACCMODE) != O_RDONLY; LIST_HEAD(dispose); @@ -1420,7 +1419,7 @@ int __break_lease(struct inode *inode, unsigned int mode, unsigned int type) break_time++; /* so that 0 means no break time */ } - list_for_each_entry(fl, &ctx->flc_lease, fl_list) { + list_for_each_entry_safe(fl, tmp, &ctx->flc_lease, fl_list) { if (!leases_conflict(fl, new_fl)) continue; if (want_write) { diff --git a/fs/nfsd/blocklayout.c b/fs/nfsd/blocklayout.c index cdbc78c72542..03d647bf195d 100644 --- a/fs/nfsd/blocklayout.c +++ b/fs/nfsd/blocklayout.c @@ -137,7 +137,7 @@ nfsd4_block_proc_layoutget(struct inode *inode, const struct svc_fh *fhp, seg->offset = iomap.offset; seg->length = iomap.length; - dprintk("GET: %lld:%lld %d\n", bex->foff, bex->len, bex->es); + dprintk("GET: 0x%llx:0x%llx %d\n", bex->foff, bex->len, bex->es); return 0; out_error: diff --git a/fs/nfsd/blocklayoutxdr.c b/fs/nfsd/blocklayoutxdr.c index 9da89fddab33..9aa2796da90d 100644 --- a/fs/nfsd/blocklayoutxdr.c +++ b/fs/nfsd/blocklayoutxdr.c @@ -122,19 +122,19 @@ nfsd4_block_decode_layoutupdate(__be32 *p, u32 len, struct iomap **iomapp, p = xdr_decode_hyper(p, &bex.foff); if (bex.foff & (block_size - 1)) { - dprintk("%s: unaligned offset %lld\n", + dprintk("%s: unaligned offset 0x%llx\n", __func__, bex.foff); goto fail; } p = xdr_decode_hyper(p, &bex.len); if (bex.len & (block_size - 1)) { - dprintk("%s: unaligned length %lld\n", + dprintk("%s: unaligned length 0x%llx\n", __func__, bex.foff); goto fail; } p = xdr_decode_hyper(p, &bex.soff); if (bex.soff & (block_size - 1)) { - dprintk("%s: unaligned disk offset %lld\n", + dprintk("%s: unaligned disk offset 0x%llx\n", __func__, bex.soff); goto fail; } diff --git a/fs/nfsd/nfs4layouts.c b/fs/nfsd/nfs4layouts.c index 1028a0629543..6904213a4363 100644 --- a/fs/nfsd/nfs4layouts.c +++ b/fs/nfsd/nfs4layouts.c @@ -118,7 +118,7 @@ void nfsd4_setup_layout_type(struct svc_export *exp) { struct super_block *sb = exp->ex_path.mnt->mnt_sb; - if (exp->ex_flags & NFSEXP_NOPNFS) + if (!(exp->ex_flags & NFSEXP_PNFS)) return; if (sb->s_export_op->get_uuid && @@ -440,15 +440,14 @@ nfsd4_return_file_layout(struct nfs4_layout *lp, struct nfsd4_layout_seg *seg, list_move_tail(&lp->lo_perstate, reaplist); return; } - end = seg->offset; + lo->offset = layout_end(seg); } else { /* retain the whole layout segment on a split. */ if (layout_end(seg) < end) { dprintk("%s: split not supported\n", __func__); return; } - - lo->offset = layout_end(seg); + end = seg->offset; } layout_update_len(lo, end); @@ -513,6 +512,9 @@ nfsd4_return_client_layouts(struct svc_rqst *rqstp, spin_lock(&clp->cl_lock); list_for_each_entry_safe(ls, n, &clp->cl_lo_states, ls_perclnt) { + if (ls->ls_layout_type != lrp->lr_layout_type) + continue; + if (lrp->lr_return_type == RETURN_FSID && !fh_fsid_match(&ls->ls_stid.sc_file->fi_fhandle, &cstate->current_fh.fh_handle)) @@ -587,6 +589,8 @@ nfsd4_cb_layout_fail(struct nfs4_layout_stateid *ls) rpc_ntop((struct sockaddr *)&clp->cl_addr, addr_str, sizeof(addr_str)); + trace_layout_recall_fail(&ls->ls_stid.sc_stateid); + printk(KERN_WARNING "nfsd: client %s failed to respond to layout recall. " " Fencing..\n", addr_str); diff --git a/fs/nfsd/nfs4proc.c b/fs/nfsd/nfs4proc.c index d30bea8d0277..92b9d97aff4f 100644 --- a/fs/nfsd/nfs4proc.c +++ b/fs/nfsd/nfs4proc.c @@ -1237,8 +1237,8 @@ nfsd4_getdeviceinfo(struct svc_rqst *rqstp, nfserr = ops->proc_getdeviceinfo(exp->ex_path.mnt->mnt_sb, gdp); gdp->gd_notify_types &= ops->notify_types; - exp_put(exp); out: + exp_put(exp); return nfserr; } diff --git a/fs/nfsd/nfs4state.c b/fs/nfsd/nfs4state.c index d2f2c37dc2db..8ba1d888f1e6 100644 --- a/fs/nfsd/nfs4state.c +++ b/fs/nfsd/nfs4state.c @@ -3221,7 +3221,7 @@ alloc_init_open_stateowner(unsigned int strhashval, struct nfsd4_open *open, } else nfs4_free_openowner(&oo->oo_owner); spin_unlock(&clp->cl_lock); - return oo; + return ret; } static void init_open_stateid(struct nfs4_ol_stateid *stp, struct nfs4_file *fp, struct nfsd4_open *open) { @@ -5062,7 +5062,7 @@ alloc_init_lock_stateowner(unsigned int strhashval, struct nfs4_client *clp, } else nfs4_free_lockowner(&lo->lo_owner); spin_unlock(&clp->cl_lock); - return lo; + return ret; } static void diff --git a/fs/nfsd/nfs4xdr.c b/fs/nfsd/nfs4xdr.c index df5e66caf100..5fb7e78169a6 100644 --- a/fs/nfsd/nfs4xdr.c +++ b/fs/nfsd/nfs4xdr.c @@ -1562,7 +1562,11 @@ nfsd4_decode_layoutget(struct nfsd4_compoundargs *argp, p = xdr_decode_hyper(p, &lgp->lg_seg.offset); p = xdr_decode_hyper(p, &lgp->lg_seg.length); p = xdr_decode_hyper(p, &lgp->lg_minlength); - nfsd4_decode_stateid(argp, &lgp->lg_sid); + + status = nfsd4_decode_stateid(argp, &lgp->lg_sid); + if (status) + return status; + READ_BUF(4); lgp->lg_maxcount = be32_to_cpup(p++); @@ -1580,7 +1584,11 @@ nfsd4_decode_layoutcommit(struct nfsd4_compoundargs *argp, p = xdr_decode_hyper(p, &lcp->lc_seg.offset); p = xdr_decode_hyper(p, &lcp->lc_seg.length); lcp->lc_reclaim = be32_to_cpup(p++); - nfsd4_decode_stateid(argp, &lcp->lc_sid); + + status = nfsd4_decode_stateid(argp, &lcp->lc_sid); + if (status) + return status; + READ_BUF(4); lcp->lc_newoffset = be32_to_cpup(p++); if (lcp->lc_newoffset) { @@ -1628,7 +1636,11 @@ nfsd4_decode_layoutreturn(struct nfsd4_compoundargs *argp, READ_BUF(16); p = xdr_decode_hyper(p, &lrp->lr_seg.offset); p = xdr_decode_hyper(p, &lrp->lr_seg.length); - nfsd4_decode_stateid(argp, &lrp->lr_sid); + + status = nfsd4_decode_stateid(argp, &lrp->lr_sid); + if (status) + return status; + READ_BUF(4); lrp->lrf_body_len = be32_to_cpup(p++); if (lrp->lrf_body_len > 0) { @@ -4123,7 +4135,7 @@ nfsd4_encode_layoutreturn(struct nfsd4_compoundres *resp, __be32 nfserr, return nfserr_resource; *p++ = cpu_to_be32(lrp->lrs_present); if (lrp->lrs_present) - nfsd4_encode_stateid(xdr, &lrp->lr_sid); + return nfsd4_encode_stateid(xdr, &lrp->lr_sid); return nfs_ok; } #endif /* CONFIG_NFSD_PNFS */ diff --git a/fs/nfsd/nfscache.c b/fs/nfsd/nfscache.c index 83a9694ec485..46ec934f5dee 100644 --- a/fs/nfsd/nfscache.c +++ b/fs/nfsd/nfscache.c @@ -165,13 +165,17 @@ int nfsd_reply_cache_init(void) { unsigned int hashsize; unsigned int i; + int status = 0; max_drc_entries = nfsd_cache_size_limit(); atomic_set(&num_drc_entries, 0); hashsize = nfsd_hashsize(max_drc_entries); maskbits = ilog2(hashsize); - register_shrinker(&nfsd_reply_cache_shrinker); + status = register_shrinker(&nfsd_reply_cache_shrinker); + if (status) + return status; + drc_slab = kmem_cache_create("nfsd_drc", sizeof(struct svc_cacherep), 0, 0, NULL); if (!drc_slab) diff --git a/fs/ocfs2/file.c b/fs/ocfs2/file.c index 46e0d4e857c7..ba1790e52ff2 100644 --- a/fs/ocfs2/file.c +++ b/fs/ocfs2/file.c @@ -2394,7 +2394,6 @@ relock: /* * for completing the rest of the request. */ - *ppos += written; count -= written; written_buffered = generic_perform_write(file, from, *ppos); /* @@ -2409,7 +2408,6 @@ relock: goto out_dio; } - iocb->ki_pos = *ppos + written_buffered; /* We need to ensure that the page cache pages are written to * disk and invalidated to preserve the expected O_DIRECT * semantics. @@ -2418,6 +2416,7 @@ relock: ret = filemap_write_and_wait_range(file->f_mapping, *ppos, endbyte); if (ret == 0) { + iocb->ki_pos = *ppos + written_buffered; written += written_buffered; invalidate_mapping_pages(mapping, *ppos >> PAGE_CACHE_SHIFT, @@ -2440,10 +2439,14 @@ out_dio: /* buffered aio wouldn't have proper lock coverage today */ BUG_ON(ret == -EIOCBQUEUED && !(file->f_flags & O_DIRECT)); + if (unlikely(written <= 0)) + goto no_sync; + if (((file->f_flags & O_DSYNC) && !direct_io) || IS_SYNC(inode) || ((file->f_flags & O_DIRECT) && !direct_io)) { - ret = filemap_fdatawrite_range(file->f_mapping, *ppos, - *ppos + count - 1); + ret = filemap_fdatawrite_range(file->f_mapping, + iocb->ki_pos - written, + iocb->ki_pos - 1); if (ret < 0) written = ret; @@ -2454,10 +2457,12 @@ out_dio: } if (!ret) - ret = filemap_fdatawait_range(file->f_mapping, *ppos, - *ppos + count - 1); + ret = filemap_fdatawait_range(file->f_mapping, + iocb->ki_pos - written, + iocb->ki_pos - 1); } +no_sync: /* * deep in g_f_a_w_n()->ocfs2_direct_IO we pass in a ocfs2_dio_end_io * function pointer which is called when o_direct io completes so that diff --git a/include/linux/blk_types.h b/include/linux/blk_types.h index c294e3e25e37..a1b25e35ea5f 100644 --- a/include/linux/blk_types.h +++ b/include/linux/blk_types.h @@ -181,7 +181,9 @@ enum rq_flag_bits { __REQ_ELVPRIV, /* elevator private data attached */ __REQ_FAILED, /* set if the request failed */ __REQ_QUIET, /* don't worry about errors */ - __REQ_PREEMPT, /* set for "ide_preempt" requests */ + __REQ_PREEMPT, /* set for "ide_preempt" requests and also + for requests for which the SCSI "quiesce" + state must be ignored. */ __REQ_ALLOCED, /* request came from our alloc pool */ __REQ_COPY_USER, /* contains copies of user pages */ __REQ_FLUSH_SEQ, /* request for flush sequence */ diff --git a/include/linux/cpuidle.h b/include/linux/cpuidle.h index 306178d7309f..9c5e89254796 100644 --- a/include/linux/cpuidle.h +++ b/include/linux/cpuidle.h @@ -77,7 +77,6 @@ struct cpuidle_device { unsigned int cpu; int last_residency; - int state_count; struct cpuidle_state_usage states_usage[CPUIDLE_STATE_MAX]; struct cpuidle_state_kobj *kobjs[CPUIDLE_STATE_MAX]; struct cpuidle_driver_kobj *kobj_driver; diff --git a/include/linux/dmapool.h b/include/linux/dmapool.h index 022e34fcbd1b..52456aa566a0 100644 --- a/include/linux/dmapool.h +++ b/include/linux/dmapool.h @@ -14,6 +14,8 @@ #include <asm/io.h> #include <asm/scatterlist.h> +struct device; + struct dma_pool *dma_pool_create(const char *name, struct device *dev, size_t size, size_t align, size_t allocation); diff --git a/include/linux/fs.h b/include/linux/fs.h index b4d71b5e1ff2..52cc4492cb3a 100644 --- a/include/linux/fs.h +++ b/include/linux/fs.h @@ -604,6 +604,7 @@ struct inode { struct mutex i_mutex; unsigned long dirtied_when; /* jiffies of first dirtying */ + unsigned long dirtied_time_when; struct hlist_node i_hash; struct list_head i_wb_list; /* backing dev IO list */ @@ -1548,7 +1549,7 @@ struct file_operations { long (*unlocked_ioctl) (struct file *, unsigned int, unsigned long); long (*compat_ioctl) (struct file *, unsigned int, unsigned long); int (*mmap) (struct file *, struct vm_area_struct *); - void (*mremap)(struct file *, struct vm_area_struct *); + int (*mremap)(struct file *, struct vm_area_struct *); int (*open) (struct inode *, struct file *); int (*flush) (struct file *, fl_owner_t id); int (*release) (struct inode *, struct file *); diff --git a/include/linux/irqchip/arm-gic-v3.h b/include/linux/irqchip/arm-gic-v3.h index 781974afff9f..ffbc034c8810 100644 --- a/include/linux/irqchip/arm-gic-v3.h +++ b/include/linux/irqchip/arm-gic-v3.h @@ -126,8 +126,23 @@ #define GICR_PROPBASER_WaWb (5U << 7) #define GICR_PROPBASER_RaWaWt (6U << 7) #define GICR_PROPBASER_RaWaWb (7U << 7) +#define GICR_PROPBASER_CACHEABILITY_MASK (7U << 7) #define GICR_PROPBASER_IDBITS_MASK (0x1f) +#define GICR_PENDBASER_NonShareable (0U << 10) +#define GICR_PENDBASER_InnerShareable (1U << 10) +#define GICR_PENDBASER_OuterShareable (2U << 10) +#define GICR_PENDBASER_SHAREABILITY_MASK (3UL << 10) +#define GICR_PENDBASER_nCnB (0U << 7) +#define GICR_PENDBASER_nC (1U << 7) +#define GICR_PENDBASER_RaWt (2U << 7) +#define GICR_PENDBASER_RaWb (3U << 7) +#define GICR_PENDBASER_WaWt (4U << 7) +#define GICR_PENDBASER_WaWb (5U << 7) +#define GICR_PENDBASER_RaWaWt (6U << 7) +#define GICR_PENDBASER_RaWaWb (7U << 7) +#define GICR_PENDBASER_CACHEABILITY_MASK (7U << 7) + /* * Re-Distributor registers, offsets from SGI_base */ @@ -182,6 +197,7 @@ #define GITS_CBASER_WaWb (5UL << 59) #define GITS_CBASER_RaWaWt (6UL << 59) #define GITS_CBASER_RaWaWb (7UL << 59) +#define GITS_CBASER_CACHEABILITY_MASK (7UL << 59) #define GITS_CBASER_NonShareable (0UL << 10) #define GITS_CBASER_InnerShareable (1UL << 10) #define GITS_CBASER_OuterShareable (2UL << 10) @@ -198,6 +214,7 @@ #define GITS_BASER_WaWb (5UL << 59) #define GITS_BASER_RaWaWt (6UL << 59) #define GITS_BASER_RaWaWb (7UL << 59) +#define GITS_BASER_CACHEABILITY_MASK (7UL << 59) #define GITS_BASER_TYPE_SHIFT (56) #define GITS_BASER_TYPE(r) (((r) >> GITS_BASER_TYPE_SHIFT) & 7) #define GITS_BASER_ENTRY_SIZE_SHIFT (48) diff --git a/include/linux/kernel.h b/include/linux/kernel.h index 708f2d542b4a..8bf10217330b 100644 --- a/include/linux/kernel.h +++ b/include/linux/kernel.h @@ -818,8 +818,4 @@ extern char *mach_panic_string; /* Other writable? Generally considered a bad idea. */ \ BUILD_BUG_ON_ZERO((perms) & 2) + \ (perms)) - -/* To identify board information in panic logs, set this */ -extern char *mach_panic_string; - #endif diff --git a/include/linux/lcm.h b/include/linux/lcm.h index 7bf01d779b45..1ce79a7f1daa 100644 --- a/include/linux/lcm.h +++ b/include/linux/lcm.h @@ -4,5 +4,6 @@ #include <linux/compiler.h> unsigned long lcm(unsigned long a, unsigned long b) __attribute_const__; +unsigned long lcm_not_zero(unsigned long a, unsigned long b) __attribute_const__; #endif /* _LCM_H */ diff --git a/include/linux/mmzone.h b/include/linux/mmzone.h index f279d9c158cd..2782df47101e 100644 --- a/include/linux/mmzone.h +++ b/include/linux/mmzone.h @@ -474,16 +474,15 @@ struct zone { unsigned long wait_table_bits; ZONE_PADDING(_pad1_) - - /* Write-intensive fields used from the page allocator */ - spinlock_t lock; - /* free areas of different sizes */ struct free_area free_area[MAX_ORDER]; /* zone flags, see below */ unsigned long flags; + /* Write-intensive fields used from the page allocator */ + spinlock_t lock; + ZONE_PADDING(_pad2_) /* Write-intensive fields used by page reclaim */ diff --git a/include/linux/netdevice.h b/include/linux/netdevice.h index dcf6ec27739b..278738873703 100644 --- a/include/linux/netdevice.h +++ b/include/linux/netdevice.h @@ -2185,6 +2185,12 @@ void netdev_freemem(struct net_device *dev); void synchronize_net(void); int init_dummy_netdev(struct net_device *dev); +DECLARE_PER_CPU(int, xmit_recursion); +static inline int dev_recursion_level(void) +{ + return this_cpu_read(xmit_recursion); +} + struct net_device *dev_get_by_index(struct net *net, int ifindex); struct net_device *__dev_get_by_index(struct net *net, int ifindex); struct net_device *dev_get_by_index_rcu(struct net *net, int ifindex); diff --git a/include/linux/sunrpc/debug.h b/include/linux/sunrpc/debug.h index c57d8ea0716c..59a7889e15db 100644 --- a/include/linux/sunrpc/debug.h +++ b/include/linux/sunrpc/debug.h @@ -60,17 +60,17 @@ struct rpc_xprt; #if IS_ENABLED(CONFIG_SUNRPC_DEBUG) void rpc_register_sysctl(void); void rpc_unregister_sysctl(void); -int sunrpc_debugfs_init(void); +void sunrpc_debugfs_init(void); void sunrpc_debugfs_exit(void); -int rpc_clnt_debugfs_register(struct rpc_clnt *); +void rpc_clnt_debugfs_register(struct rpc_clnt *); void rpc_clnt_debugfs_unregister(struct rpc_clnt *); -int rpc_xprt_debugfs_register(struct rpc_xprt *); +void rpc_xprt_debugfs_register(struct rpc_xprt *); void rpc_xprt_debugfs_unregister(struct rpc_xprt *); #else -static inline int +static inline void sunrpc_debugfs_init(void) { - return 0; + return; } static inline void @@ -79,10 +79,10 @@ sunrpc_debugfs_exit(void) return; } -static inline int +static inline void rpc_clnt_debugfs_register(struct rpc_clnt *clnt) { - return 0; + return; } static inline void @@ -91,10 +91,10 @@ rpc_clnt_debugfs_unregister(struct rpc_clnt *clnt) return; } -static inline int +static inline void rpc_xprt_debugfs_register(struct rpc_xprt *xprt) { - return 0; + return; } static inline void diff --git a/include/linux/usb/usbnet.h b/include/linux/usb/usbnet.h index d9a4905e01d0..6e0ce8c7b8cb 100644 --- a/include/linux/usb/usbnet.h +++ b/include/linux/usb/usbnet.h @@ -227,9 +227,23 @@ struct skb_data { /* skb->cb is one of these */ struct urb *urb; struct usbnet *dev; enum skb_state state; - size_t length; + long length; + unsigned long packets; }; +/* Drivers that set FLAG_MULTI_PACKET must call this in their + * tx_fixup method before returning an skb. + */ +static inline void +usbnet_set_skb_tx_stats(struct sk_buff *skb, + unsigned long packets, long bytes_delta) +{ + struct skb_data *entry = (struct skb_data *) skb->cb; + + entry->packets = packets; + entry->length = bytes_delta; +} + extern int usbnet_open(struct net_device *net); extern int usbnet_stop(struct net_device *net); extern netdev_tx_t usbnet_start_xmit(struct sk_buff *skb, diff --git a/include/linux/writeback.h b/include/linux/writeback.h index 00048339c23e..b2dd371ec0ca 100644 --- a/include/linux/writeback.h +++ b/include/linux/writeback.h @@ -130,6 +130,7 @@ extern int vm_dirty_ratio; extern unsigned long vm_dirty_bytes; extern unsigned int dirty_writeback_interval; extern unsigned int dirty_expire_interval; +extern unsigned int dirtytime_expire_interval; extern int vm_highmem_is_dirtyable; extern int block_dump; extern int laptop_mode; @@ -146,6 +147,8 @@ extern int dirty_ratio_handler(struct ctl_table *table, int write, extern int dirty_bytes_handler(struct ctl_table *table, int write, void __user *buffer, size_t *lenp, loff_t *ppos); +int dirtytime_interval_handler(struct ctl_table *table, int write, + void __user *buffer, size_t *lenp, loff_t *ppos); struct ctl_table; int dirty_writeback_centisecs_handler(struct ctl_table *, int, diff --git a/include/media/atmel-isi.h b/include/media/atmel-isi.h index c2e570336269..6008b0985b7b 100644 --- a/include/media/atmel-isi.h +++ b/include/media/atmel-isi.h @@ -59,6 +59,10 @@ #define ISI_CFG1_FRATE_DIV_MASK (7 << 8) #define ISI_CFG1_DISCR (1 << 11) #define ISI_CFG1_FULL_MODE (1 << 12) +/* Definition for THMASK(ISI_V2) */ +#define ISI_CFG1_THMASK_BEATS_4 (0 << 13) +#define ISI_CFG1_THMASK_BEATS_8 (1 << 13) +#define ISI_CFG1_THMASK_BEATS_16 (2 << 13) /* Bitfields in CFG2 */ #define ISI_CFG2_GRAYSCALE (1 << 13) diff --git a/include/net/ip.h b/include/net/ip.h index 001b7bbbbf26..4eb658f81e28 100644 --- a/include/net/ip.h +++ b/include/net/ip.h @@ -454,22 +454,6 @@ static __inline__ void inet_reset_saddr(struct sock *sk) #endif -static inline int sk_mc_loop(struct sock *sk) -{ - if (!sk) - return 1; - switch (sk->sk_family) { - case AF_INET: - return inet_sk(sk)->mc_loop; -#if IS_ENABLED(CONFIG_IPV6) - case AF_INET6: - return inet6_sk(sk)->mc_loop; -#endif - } - WARN_ON(1); - return 1; -} - bool ip_call_ra_chain(struct sk_buff *skb); /* diff --git a/include/net/ip6_route.h b/include/net/ip6_route.h index 62479690fb78..d513308ddc3a 100644 --- a/include/net/ip6_route.h +++ b/include/net/ip6_route.h @@ -174,7 +174,8 @@ int ip6_fragment(struct sk_buff *skb, int (*output)(struct sk_buff *)); static inline int ip6_skb_dst_mtu(struct sk_buff *skb) { - struct ipv6_pinfo *np = skb->sk ? inet6_sk(skb->sk) : NULL; + struct ipv6_pinfo *np = skb->sk && !dev_recursion_level() ? + inet6_sk(skb->sk) : NULL; return (np && np->pmtudisc >= IPV6_PMTUDISC_PROBE) ? skb_dst(skb)->dev->mtu : dst_mtu(skb_dst(skb)); diff --git a/include/net/route.h b/include/net/route.h index 8fc12b318f0d..3cf7706f5447 100644 --- a/include/net/route.h +++ b/include/net/route.h @@ -142,7 +142,7 @@ static inline struct rtable *ip_route_output_ports(struct net *net, struct flowi flowi4_init_output(fl4, oif, sk ? sk->sk_mark : 0, tos, RT_SCOPE_UNIVERSE, proto, sk ? inet_sk_flowi_flags(sk) : 0, - daddr, saddr, dport, sport, sock_i_uid(sk)); + daddr, saddr, dport, sport, sk ? sock_i_uid(sk) : INVALID_UID); if (sk) security_sk_classify_flow(sk, flowi4_to_flowi(fl4)); return ip_route_output_flow(net, fl4, sk); diff --git a/include/net/sock.h b/include/net/sock.h index ab186b1d31ff..e4079c28e6b8 100644 --- a/include/net/sock.h +++ b/include/net/sock.h @@ -1762,6 +1762,8 @@ struct dst_entry *__sk_dst_check(struct sock *sk, u32 cookie); struct dst_entry *sk_dst_check(struct sock *sk, u32 cookie); +bool sk_mc_loop(struct sock *sk); + static inline bool sk_can_gso(const struct sock *sk) { return net_gso_ok(sk->sk_route_caps, sk->sk_gso_type); diff --git a/include/uapi/linux/input.h b/include/uapi/linux/input.h index 7bb7d0e2adea..195a61ad515a 100644 --- a/include/uapi/linux/input.h +++ b/include/uapi/linux/input.h @@ -978,7 +978,8 @@ struct input_keymap_entry { */ #define MT_TOOL_FINGER 0 #define MT_TOOL_PEN 1 -#define MT_TOOL_MAX 1 +#define MT_TOOL_PALM 2 +#define MT_TOOL_MAX 2 /* * Values describing the status of a force-feedback effect diff --git a/include/uapi/linux/nfsd/export.h b/include/uapi/linux/nfsd/export.h index 4742f2cb42f2..d3bd6ffec041 100644 --- a/include/uapi/linux/nfsd/export.h +++ b/include/uapi/linux/nfsd/export.h @@ -47,7 +47,7 @@ * exported filesystem. */ #define NFSEXP_V4ROOT 0x10000 -#define NFSEXP_NOPNFS 0x20000 +#define NFSEXP_PNFS 0x20000 /* All flags that we claim to support. (Note we don't support NOACL.) */ #define NFSEXP_ALLFLAGS 0x3FE7F diff --git a/kernel/module.c b/kernel/module.c index 99fdf94efce8..ec53f594e9c9 100644 --- a/kernel/module.c +++ b/kernel/module.c @@ -2479,6 +2479,23 @@ static int elf_header_check(struct load_info *info) return 0; } +#define COPY_CHUNK_SIZE (16*PAGE_SIZE) + +static int copy_chunked_from_user(void *dst, const void __user *usrc, unsigned long len) +{ + do { + unsigned long n = min(len, COPY_CHUNK_SIZE); + + if (copy_from_user(dst, usrc, n) != 0) + return -EFAULT; + cond_resched(); + dst += n; + usrc += n; + len -= n; + } while (len); + return 0; +} + /* Sets info->hdr and info->len. */ static int copy_module_from_user(const void __user *umod, unsigned long len, struct load_info *info) @@ -2498,7 +2515,7 @@ static int copy_module_from_user(const void __user *umod, unsigned long len, if (!info->hdr) return -ENOMEM; - if (copy_from_user(info->hdr, umod, info->len) != 0) { + if (copy_chunked_from_user(info->hdr, umod, info->len) != 0) { vfree(info->hdr); return -EFAULT; } diff --git a/kernel/power/snapshot.c b/kernel/power/snapshot.c index c24d5a23bf93..5235dd4e1e2f 100644 --- a/kernel/power/snapshot.c +++ b/kernel/power/snapshot.c @@ -955,25 +955,6 @@ static void mark_nosave_pages(struct memory_bitmap *bm) } } -static bool is_nosave_page(unsigned long pfn) -{ - struct nosave_region *region; - - list_for_each_entry(region, &nosave_regions, list) { - if (pfn >= region->start_pfn && pfn < region->end_pfn) { - pr_err("PM: %#010llx in e820 nosave region: " - "[mem %#010llx-%#010llx]\n", - (unsigned long long) pfn << PAGE_SHIFT, - (unsigned long long) region->start_pfn << PAGE_SHIFT, - ((unsigned long long) region->end_pfn << PAGE_SHIFT) - - 1); - return true; - } - } - - return false; -} - /** * create_basic_memory_bitmaps - create bitmaps needed for marking page * frames that should not be saved and free page frames. The pointers @@ -2042,7 +2023,7 @@ static int mark_unsafe_pages(struct memory_bitmap *bm) do { pfn = memory_bm_next_pfn(bm); if (likely(pfn != BM_END_OF_MAP)) { - if (likely(pfn_valid(pfn)) && !is_nosave_page(pfn)) + if (likely(pfn_valid(pfn))) swsusp_set_page_free(pfn_to_page(pfn)); else return -EFAULT; diff --git a/kernel/sched/fair.c b/kernel/sched/fair.c index bcfe32088b37..241213be507c 100644 --- a/kernel/sched/fair.c +++ b/kernel/sched/fair.c @@ -2165,8 +2165,10 @@ void task_numa_work(struct callback_head *work) vma = mm->mmap; } for (; vma; vma = vma->vm_next) { - if (!vma_migratable(vma) || !vma_policy_mof(vma)) + if (!vma_migratable(vma) || !vma_policy_mof(vma) || + is_vm_hugetlb_page(vma)) { continue; + } /* * Shared library pages mapped by multiple processes are not diff --git a/kernel/sysctl.c b/kernel/sysctl.c index d0f2a6a07755..543c241e396e 100644 --- a/kernel/sysctl.c +++ b/kernel/sysctl.c @@ -1230,6 +1230,14 @@ static struct ctl_table vm_table[] = { .extra1 = &zero, }, { + .procname = "dirtytime_expire_seconds", + .data = &dirtytime_expire_interval, + .maxlen = sizeof(dirty_expire_interval), + .mode = 0644, + .proc_handler = dirtytime_interval_handler, + .extra1 = &zero, + }, + { .procname = "nr_pdflush_threads", .mode = 0444 /* read-only */, .proc_handler = pdflush_proc_obsolete, diff --git a/kernel/trace/trace.c b/kernel/trace/trace.c index ee710d16ecff..9e3f2146f161 100644 --- a/kernel/trace/trace.c +++ b/kernel/trace/trace.c @@ -1531,7 +1531,6 @@ static int trace_save_cmdline(struct task_struct *tsk) savedcmd->cmdline_idx = idx; } - saved_tgids[idx] = tsk->tgid; set_cmdline(idx, tsk->comm); saved_tgids[idx] = tsk->tgid; arch_spin_unlock(&trace_cmdline_lock); diff --git a/lib/lcm.c b/lib/lcm.c index e97dbd51e756..03d7fcb420b5 100644 --- a/lib/lcm.c +++ b/lib/lcm.c @@ -12,3 +12,14 @@ unsigned long lcm(unsigned long a, unsigned long b) return 0; } EXPORT_SYMBOL_GPL(lcm); + +unsigned long lcm_not_zero(unsigned long a, unsigned long b) +{ + unsigned long l = lcm(a, b); + + if (l) + return l; + + return (b ? : a); +} +EXPORT_SYMBOL_GPL(lcm_not_zero); diff --git a/lib/nlattr.c b/lib/nlattr.c index 76a1b59523ab..f5907d23272d 100644 --- a/lib/nlattr.c +++ b/lib/nlattr.c @@ -279,6 +279,8 @@ int nla_memcpy(void *dest, const struct nlattr *src, int count) int minlen = min_t(int, count, nla_len(src)); memcpy(dest, nla_data(src), minlen); + if (count > minlen) + memset(dest + minlen, 0, count - minlen); return minlen; } diff --git a/mm/mremap.c b/mm/mremap.c index 57dadc025c64..2dc44b1cb1df 100644 --- a/mm/mremap.c +++ b/mm/mremap.c @@ -286,8 +286,14 @@ static unsigned long move_vma(struct vm_area_struct *vma, old_len = new_len; old_addr = new_addr; new_addr = -ENOMEM; - } else if (vma->vm_file && vma->vm_file->f_op->mremap) - vma->vm_file->f_op->mremap(vma->vm_file, new_vma); + } else if (vma->vm_file && vma->vm_file->f_op->mremap) { + err = vma->vm_file->f_op->mremap(vma->vm_file, new_vma); + if (err < 0) { + move_page_tables(new_vma, new_addr, vma, old_addr, + moved_len, true); + return err; + } + } /* Conceal VM_ACCOUNT so old reservation is not undone */ if (vm_flags & VM_ACCOUNT) { diff --git a/net/bridge/br_device.c b/net/bridge/br_device.c index 4747516395c8..b8919d01f0ff 100644 --- a/net/bridge/br_device.c +++ b/net/bridge/br_device.c @@ -58,12 +58,6 @@ netdev_tx_t br_dev_xmit(struct sk_buff *skb, struct net_device *dev) if (!br_allowed_ingress(br, br_get_vlan_info(br), skb, &vid)) goto out; - u64_stats_update_begin(&brstats->syncp); - brstats->tx_packets++; - /* Exclude ETH_HLEN from byte stats for consistency with Rx chain */ - brstats->tx_bytes += skb->len; - u64_stats_update_end(&brstats->syncp); - if (is_broadcast_ether_addr(dest)) br_flood_deliver(br, skb, false); else if (is_multicast_ether_addr(dest)) { diff --git a/net/ceph/messenger.c b/net/ceph/messenger.c index 6b3f54ed65ba..a9f4ae45b7fb 100644 --- a/net/ceph/messenger.c +++ b/net/ceph/messenger.c @@ -484,7 +484,7 @@ static int ceph_tcp_connect(struct ceph_connection *con) IPPROTO_TCP, &sock); if (ret) return ret; - sock->sk->sk_allocation = GFP_NOFS | __GFP_MEMALLOC; + sock->sk->sk_allocation = GFP_NOFS; #ifdef CONFIG_LOCKDEP lockdep_set_class(&sock->sk->sk_lock, &socket_class); @@ -520,8 +520,6 @@ static int ceph_tcp_connect(struct ceph_connection *con) ret); } - sk_set_memalloc(sock->sk); - con->sock = sock; return 0; } @@ -2808,11 +2806,8 @@ static void con_work(struct work_struct *work) { struct ceph_connection *con = container_of(work, struct ceph_connection, work.work); - unsigned long pflags = current->flags; bool fault; - current->flags |= PF_MEMALLOC; - mutex_lock(&con->mutex); while (true) { int ret; @@ -2866,8 +2861,6 @@ static void con_work(struct work_struct *work) con_fault_finish(con); con->ops->put(con); - - tsk_restore_flags(current, pflags, PF_MEMALLOC); } /* diff --git a/net/core/dev.c b/net/core/dev.c index 962ee9d71964..45109b70664e 100644 --- a/net/core/dev.c +++ b/net/core/dev.c @@ -2848,7 +2848,9 @@ static void skb_update_prio(struct sk_buff *skb) #define skb_update_prio(skb) #endif -static DEFINE_PER_CPU(int, xmit_recursion); +DEFINE_PER_CPU(int, xmit_recursion); +EXPORT_SYMBOL(xmit_recursion); + #define RECURSION_LIMIT 10 /** diff --git a/net/core/fib_rules.c b/net/core/fib_rules.c index 146de9e7fd13..fa8bc873ff0e 100644 --- a/net/core/fib_rules.c +++ b/net/core/fib_rules.c @@ -177,9 +177,9 @@ void fib_rules_unregister(struct fib_rules_ops *ops) spin_lock(&net->rules_mod_lock); list_del_rcu(&ops->list); - fib_rules_cleanup_ops(ops); spin_unlock(&net->rules_mod_lock); + fib_rules_cleanup_ops(ops); call_rcu(&ops->rcu, fib_rules_put_rcu); } EXPORT_SYMBOL_GPL(fib_rules_unregister); diff --git a/net/core/net_namespace.c b/net/core/net_namespace.c index cb5290b8c428..70d3450588b2 100644 --- a/net/core/net_namespace.c +++ b/net/core/net_namespace.c @@ -198,8 +198,10 @@ static int __peernet2id(struct net *net, struct net *peer, bool alloc) */ int peernet2id(struct net *net, struct net *peer) { - int id = __peernet2id(net, peer, true); + bool alloc = atomic_read(&peer->count) == 0 ? false : true; + int id; + id = __peernet2id(net, peer, alloc); return id >= 0 ? id : NETNSA_NSID_NOT_ASSIGNED; } EXPORT_SYMBOL(peernet2id); diff --git a/net/core/rtnetlink.c b/net/core/rtnetlink.c index ee0608bb3bc0..7ebed55b5f7d 100644 --- a/net/core/rtnetlink.c +++ b/net/core/rtnetlink.c @@ -1932,10 +1932,10 @@ static int rtnl_group_changelink(const struct sk_buff *skb, struct ifinfomsg *ifm, struct nlattr **tb) { - struct net_device *dev; + struct net_device *dev, *aux; int err; - for_each_netdev(net, dev) { + for_each_netdev_safe(net, dev, aux) { if (dev->group == group) { err = do_setlink(skb, dev, ifm, tb, NULL, 0); if (err < 0) diff --git a/net/core/sock.c b/net/core/sock.c index 78e89eb7eb70..71e3e5f1eaa0 100644 --- a/net/core/sock.c +++ b/net/core/sock.c @@ -653,6 +653,25 @@ static inline void sock_valbool_flag(struct sock *sk, int bit, int valbool) sock_reset_flag(sk, bit); } +bool sk_mc_loop(struct sock *sk) +{ + if (dev_recursion_level()) + return false; + if (!sk) + return true; + switch (sk->sk_family) { + case AF_INET: + return inet_sk(sk)->mc_loop; +#if IS_ENABLED(CONFIG_IPV6) + case AF_INET6: + return inet6_sk(sk)->mc_loop; +#endif + } + WARN_ON(1); + return true; +} +EXPORT_SYMBOL(sk_mc_loop); + /* * This is meant for all protocols to use and covers goings on * at the socket level. Everything here is generic. diff --git a/net/decnet/dn_rules.c b/net/decnet/dn_rules.c index faf7cc3483fe..9d66a0f72f90 100644 --- a/net/decnet/dn_rules.c +++ b/net/decnet/dn_rules.c @@ -248,7 +248,9 @@ void __init dn_fib_rules_init(void) void __exit dn_fib_rules_cleanup(void) { + rtnl_lock(); fib_rules_unregister(dn_fib_rules_ops); + rtnl_unlock(); rcu_barrier(); } diff --git a/net/dsa/dsa.c b/net/dsa/dsa.c index 2173402d87e0..4dea2e0681d1 100644 --- a/net/dsa/dsa.c +++ b/net/dsa/dsa.c @@ -501,12 +501,10 @@ static struct net_device *dev_to_net_device(struct device *dev) #ifdef CONFIG_OF static int dsa_of_setup_routing_table(struct dsa_platform_data *pd, struct dsa_chip_data *cd, - int chip_index, + int chip_index, int port_index, struct device_node *link) { - int ret; const __be32 *reg; - int link_port_addr; int link_sw_addr; struct device_node *parent_sw; int len; @@ -519,6 +517,10 @@ static int dsa_of_setup_routing_table(struct dsa_platform_data *pd, if (!reg || (len != sizeof(*reg) * 2)) return -EINVAL; + /* + * Get the destination switch number from the second field of its 'reg' + * property, i.e. for "reg = <0x19 1>" sw_addr is '1'. + */ link_sw_addr = be32_to_cpup(reg + 1); if (link_sw_addr >= pd->nr_chips) @@ -535,20 +537,9 @@ static int dsa_of_setup_routing_table(struct dsa_platform_data *pd, memset(cd->rtable, -1, pd->nr_chips * sizeof(s8)); } - reg = of_get_property(link, "reg", NULL); - if (!reg) { - ret = -EINVAL; - goto out; - } - - link_port_addr = be32_to_cpup(reg); - - cd->rtable[link_sw_addr] = link_port_addr; + cd->rtable[link_sw_addr] = port_index; return 0; -out: - kfree(cd->rtable); - return ret; } static void dsa_of_free_platform_data(struct dsa_platform_data *pd) @@ -658,7 +649,7 @@ static int dsa_of_probe(struct platform_device *pdev) if (!strcmp(port_name, "dsa") && link && pd->nr_chips > 1) { ret = dsa_of_setup_routing_table(pd, cd, - chip_index, link); + chip_index, port_index, link); if (ret) goto out_free_chip; } diff --git a/net/ipv4/fib_frontend.c b/net/ipv4/fib_frontend.c index 79c4eaca9a78..0c394e2fd6af 100644 --- a/net/ipv4/fib_frontend.c +++ b/net/ipv4/fib_frontend.c @@ -1112,11 +1112,10 @@ static void ip_fib_net_exit(struct net *net) { unsigned int i; + rtnl_lock(); #ifdef CONFIG_IP_MULTIPLE_TABLES fib4_rules_exit(net); #endif - - rtnl_lock(); for (i = 0; i < FIB_TABLE_HASHSZ; i++) { struct fib_table *tb; struct hlist_head *head; diff --git a/net/ipv4/ipmr.c b/net/ipv4/ipmr.c index 9d78427652d2..fe54eba6d00d 100644 --- a/net/ipv4/ipmr.c +++ b/net/ipv4/ipmr.c @@ -268,7 +268,7 @@ static int __net_init ipmr_rules_init(struct net *net) return 0; err2: - kfree(mrt); + ipmr_free_table(mrt); err1: fib_rules_unregister(ops); return err; @@ -278,11 +278,13 @@ static void __net_exit ipmr_rules_exit(struct net *net) { struct mr_table *mrt, *next; + rtnl_lock(); list_for_each_entry_safe(mrt, next, &net->ipv4.mr_tables, list) { list_del(&mrt->list); ipmr_free_table(mrt); } fib_rules_unregister(net->ipv4.mr_rules_ops); + rtnl_unlock(); } #else #define ipmr_for_each_table(mrt, net) \ @@ -308,7 +310,10 @@ static int __net_init ipmr_rules_init(struct net *net) static void __net_exit ipmr_rules_exit(struct net *net) { + rtnl_lock(); ipmr_free_table(net->ipv4.mrt); + net->ipv4.mrt = NULL; + rtnl_unlock(); } #endif diff --git a/net/ipv4/route.c b/net/ipv4/route.c index 84029274efc7..5d9f05040315 100644 --- a/net/ipv4/route.c +++ b/net/ipv4/route.c @@ -516,7 +516,7 @@ static void __build_flow_key(struct flowi4 *fl4, struct sock *sk, RT_SCOPE_UNIVERSE, prot, flow_flags, iph->daddr, iph->saddr, 0, 0, - sock_i_uid(sk)); + sk ? sock_i_uid(sk) : INVALID_UID); } static void build_skb_flow_key(struct flowi4 *fl4, const struct sk_buff *skb, diff --git a/net/ipv4/tcp_input.c b/net/ipv4/tcp_input.c index 1580c4a375a8..8faab35a7053 100644 --- a/net/ipv4/tcp_input.c +++ b/net/ipv4/tcp_input.c @@ -3106,10 +3106,11 @@ static int tcp_clean_rtx_queue(struct sock *sk, int prior_fackets, if (!first_ackt.v64) first_ackt = last_ackt; - if (!(sacked & TCPCB_SACKED_ACKED)) + if (!(sacked & TCPCB_SACKED_ACKED)) { reord = min(pkts_acked, reord); - if (!after(scb->end_seq, tp->high_seq)) - flag |= FLAG_ORIG_SACK_ACKED; + if (!after(scb->end_seq, tp->high_seq)) + flag |= FLAG_ORIG_SACK_ACKED; + } } if (sacked & TCPCB_SACKED_ACKED) diff --git a/net/ipv4/tcp_ipv4.c b/net/ipv4/tcp_ipv4.c index 5a2dfed4783b..f1756ee02207 100644 --- a/net/ipv4/tcp_ipv4.c +++ b/net/ipv4/tcp_ipv4.c @@ -1518,7 +1518,7 @@ void tcp_v4_early_demux(struct sk_buff *skb) skb->sk = sk; skb->destructor = sock_edemux; if (sk->sk_state != TCP_TIME_WAIT) { - struct dst_entry *dst = sk->sk_rx_dst; + struct dst_entry *dst = READ_ONCE(sk->sk_rx_dst); if (dst) dst = dst_check(dst, 0); diff --git a/net/ipv6/fib6_rules.c b/net/ipv6/fib6_rules.c index 27ca79682efb..70bc6abc0639 100644 --- a/net/ipv6/fib6_rules.c +++ b/net/ipv6/fib6_rules.c @@ -322,7 +322,9 @@ out_fib6_rules_ops: static void __net_exit fib6_rules_net_exit(struct net *net) { + rtnl_lock(); fib_rules_unregister(net->ipv6.fib6_rules_ops); + rtnl_unlock(); } static struct pernet_operations fib6_rules_net_ops = { diff --git a/net/ipv6/ip6_output.c b/net/ipv6/ip6_output.c index 7e80b61b51ff..36cf0ab685a0 100644 --- a/net/ipv6/ip6_output.c +++ b/net/ipv6/ip6_output.c @@ -542,7 +542,8 @@ int ip6_fragment(struct sk_buff *skb, int (*output)(struct sk_buff *)) { struct sk_buff *frag; struct rt6_info *rt = (struct rt6_info *)skb_dst(skb); - struct ipv6_pinfo *np = skb->sk ? inet6_sk(skb->sk) : NULL; + struct ipv6_pinfo *np = skb->sk && !dev_recursion_level() ? + inet6_sk(skb->sk) : NULL; struct ipv6hdr *tmp_hdr; struct frag_hdr *fh; unsigned int mtu, hlen, left, len; diff --git a/net/ipv6/ip6_vti.c b/net/ipv6/ip6_vti.c index 5fb9e212eca8..f4a0deaf7cf0 100644 --- a/net/ipv6/ip6_vti.c +++ b/net/ipv6/ip6_vti.c @@ -579,7 +579,7 @@ static int vti6_err(struct sk_buff *skb, struct inet6_skb_parm *opt, if (type == NDISC_REDIRECT) ip6_redirect(skb, net, skb->dev->ifindex, 0); else - ip6_update_pmtu(skb, net, info, 0, 0); + ip6_update_pmtu(skb, net, info, 0, 0, INVALID_UID); xfrm_state_put(x); return 0; diff --git a/net/ipv6/ip6mr.c b/net/ipv6/ip6mr.c index 34b682617f50..312e0ff47339 100644 --- a/net/ipv6/ip6mr.c +++ b/net/ipv6/ip6mr.c @@ -252,7 +252,7 @@ static int __net_init ip6mr_rules_init(struct net *net) return 0; err2: - kfree(mrt); + ip6mr_free_table(mrt); err1: fib_rules_unregister(ops); return err; @@ -267,8 +267,8 @@ static void __net_exit ip6mr_rules_exit(struct net *net) list_del(&mrt->list); ip6mr_free_table(mrt); } - rtnl_unlock(); fib_rules_unregister(net->ipv6.mr6_rules_ops); + rtnl_unlock(); } #else #define ip6mr_for_each_table(mrt, net) \ @@ -336,7 +336,7 @@ static struct mr6_table *ip6mr_new_table(struct net *net, u32 id) static void ip6mr_free_table(struct mr6_table *mrt) { - del_timer(&mrt->ipmr_expire_timer); + del_timer_sync(&mrt->ipmr_expire_timer); mroute_clean_tables(mrt); kfree(mrt); } diff --git a/net/ipv6/ndisc.c b/net/ipv6/ndisc.c index 471ed24aabae..14ecdaf06bf7 100644 --- a/net/ipv6/ndisc.c +++ b/net/ipv6/ndisc.c @@ -1218,7 +1218,14 @@ static void ndisc_router_discovery(struct sk_buff *skb) if (rt) rt6_set_expires(rt, jiffies + (HZ * lifetime)); if (ra_msg->icmph.icmp6_hop_limit) { - in6_dev->cnf.hop_limit = ra_msg->icmph.icmp6_hop_limit; + /* Only set hop_limit on the interface if it is higher than + * the current hop_limit. + */ + if (in6_dev->cnf.hop_limit < ra_msg->icmph.icmp6_hop_limit) { + in6_dev->cnf.hop_limit = ra_msg->icmph.icmp6_hop_limit; + } else { + ND_PRINTK(2, warn, "RA: Got route advertisement with lower hop_limit than current\n"); + } if (rt) dst_metric_set(&rt->dst, RTAX_HOPLIMIT, ra_msg->icmph.icmp6_hop_limit); diff --git a/net/ipv6/tcp_ipv6.c b/net/ipv6/tcp_ipv6.c index d86f95f5ae5b..c59ef9ba451e 100644 --- a/net/ipv6/tcp_ipv6.c +++ b/net/ipv6/tcp_ipv6.c @@ -1412,6 +1412,15 @@ static void tcp_v6_fill_cb(struct sk_buff *skb, const struct ipv6hdr *hdr, TCP_SKB_CB(skb)->sacked = 0; } +static void tcp_v6_restore_cb(struct sk_buff *skb) +{ + /* We need to move header back to the beginning if xfrm6_policy_check() + * and tcp_v6_fill_cb() are going to be called again. + */ + memmove(IP6CB(skb), &TCP_SKB_CB(skb)->header.h6, + sizeof(struct inet6_skb_parm)); +} + static int tcp_v6_rcv(struct sk_buff *skb) { const struct tcphdr *th; @@ -1544,6 +1553,7 @@ do_time_wait: inet_twsk_deschedule(tw, &tcp_death_row); inet_twsk_put(tw); sk = sk2; + tcp_v6_restore_cb(skb); goto process; } /* Fall through to ACK */ @@ -1552,6 +1562,7 @@ do_time_wait: tcp_v6_timewait_ack(sk, skb); break; case TCP_TW_RST: + tcp_v6_restore_cb(skb); goto no_tcp_socket; case TCP_TW_SUCCESS: ; @@ -1586,7 +1597,7 @@ static void tcp_v6_early_demux(struct sk_buff *skb) skb->sk = sk; skb->destructor = sock_edemux; if (sk->sk_state != TCP_TIME_WAIT) { - struct dst_entry *dst = sk->sk_rx_dst; + struct dst_entry *dst = READ_ONCE(sk->sk_rx_dst); if (dst) dst = dst_check(dst, inet6_sk(sk)->rx_dst_cookie); diff --git a/net/iucv/af_iucv.c b/net/iucv/af_iucv.c index 2e9953b2db84..53d931172088 100644 --- a/net/iucv/af_iucv.c +++ b/net/iucv/af_iucv.c @@ -1114,10 +1114,8 @@ static int iucv_sock_sendmsg(struct kiocb *iocb, struct socket *sock, noblock, &err); else skb = sock_alloc_send_skb(sk, len, noblock, &err); - if (!skb) { - err = -ENOMEM; + if (!skb) goto out; - } if (iucv->transport == AF_IUCV_TRANS_HIPER) skb_reserve(skb, sizeof(struct af_iucv_trans_hdr) + ETH_HLEN); if (memcpy_from_msg(skb_put(skb, len), msg, len)) { diff --git a/net/l2tp/l2tp_core.c b/net/l2tp/l2tp_core.c index 895348e44c7d..a29a504492af 100644 --- a/net/l2tp/l2tp_core.c +++ b/net/l2tp/l2tp_core.c @@ -1871,6 +1871,7 @@ static int __init l2tp_init(void) l2tp_wq = alloc_workqueue("l2tp", WQ_UNBOUND, 0); if (!l2tp_wq) { pr_err("alloc_workqueue failed\n"); + unregister_pernet_device(&l2tp_net_ops); rc = -ENOMEM; goto out; } diff --git a/net/mac80211/agg-rx.c b/net/mac80211/agg-rx.c index a48bad468880..7702978a4c99 100644 --- a/net/mac80211/agg-rx.c +++ b/net/mac80211/agg-rx.c @@ -49,8 +49,6 @@ static void ieee80211_free_tid_rx(struct rcu_head *h) container_of(h, struct tid_ampdu_rx, rcu_head); int i; - del_timer_sync(&tid_rx->reorder_timer); - for (i = 0; i < tid_rx->buf_size; i++) __skb_queue_purge(&tid_rx->reorder_buf[i]); kfree(tid_rx->reorder_buf); @@ -93,6 +91,12 @@ void ___ieee80211_stop_rx_ba_session(struct sta_info *sta, u16 tid, del_timer_sync(&tid_rx->session_timer); + /* make sure ieee80211_sta_reorder_release() doesn't re-arm the timer */ + spin_lock_bh(&tid_rx->reorder_lock); + tid_rx->removed = true; + spin_unlock_bh(&tid_rx->reorder_lock); + del_timer_sync(&tid_rx->reorder_timer); + call_rcu(&tid_rx->rcu_head, ieee80211_free_tid_rx); } diff --git a/net/mac80211/rx.c b/net/mac80211/rx.c index 944bdc04e913..1eb730bf8752 100644 --- a/net/mac80211/rx.c +++ b/net/mac80211/rx.c @@ -873,9 +873,10 @@ static void ieee80211_sta_reorder_release(struct ieee80211_sub_if_data *sdata, set_release_timer: - mod_timer(&tid_agg_rx->reorder_timer, - tid_agg_rx->reorder_time[j] + 1 + - HT_RX_REORDER_BUF_TIMEOUT); + if (!tid_agg_rx->removed) + mod_timer(&tid_agg_rx->reorder_timer, + tid_agg_rx->reorder_time[j] + 1 + + HT_RX_REORDER_BUF_TIMEOUT); } else { del_timer(&tid_agg_rx->reorder_timer); } diff --git a/net/mac80211/sta_info.h b/net/mac80211/sta_info.h index 925e68fe64c7..fb0fc1302a58 100644 --- a/net/mac80211/sta_info.h +++ b/net/mac80211/sta_info.h @@ -175,6 +175,7 @@ struct tid_ampdu_tx { * @reorder_lock: serializes access to reorder buffer, see below. * @auto_seq: used for offloaded BA sessions to automatically pick head_seq_and * and ssn. + * @removed: this session is removed (but might have been found due to RCU) * * This structure's lifetime is managed by RCU, assignments to * the array holding it must hold the aggregation mutex. @@ -199,6 +200,7 @@ struct tid_ampdu_rx { u16 timeout; u8 dialog_token; bool auto_seq; + bool removed; }; /** diff --git a/net/openvswitch/vport.c b/net/openvswitch/vport.c index ec2954ffc690..067a3fff1d2c 100644 --- a/net/openvswitch/vport.c +++ b/net/openvswitch/vport.c @@ -274,10 +274,8 @@ void ovs_vport_del(struct vport *vport) ASSERT_OVSL(); hlist_del_rcu(&vport->hash_node); - - vport->ops->destroy(vport); - module_put(vport->ops->owner); + vport->ops->destroy(vport); } /** diff --git a/net/sunrpc/clnt.c b/net/sunrpc/clnt.c index 612aa73bbc60..e6ce1517367f 100644 --- a/net/sunrpc/clnt.c +++ b/net/sunrpc/clnt.c @@ -303,9 +303,7 @@ static int rpc_client_register(struct rpc_clnt *clnt, struct super_block *pipefs_sb; int err; - err = rpc_clnt_debugfs_register(clnt); - if (err) - return err; + rpc_clnt_debugfs_register(clnt); pipefs_sb = rpc_get_sb_net(net); if (pipefs_sb) { diff --git a/net/sunrpc/debugfs.c b/net/sunrpc/debugfs.c index e811f390f9f6..82962f7e6e88 100644 --- a/net/sunrpc/debugfs.c +++ b/net/sunrpc/debugfs.c @@ -129,48 +129,52 @@ static const struct file_operations tasks_fops = { .release = tasks_release, }; -int +void rpc_clnt_debugfs_register(struct rpc_clnt *clnt) { - int len, err; + int len; char name[24]; /* enough for "../../rpc_xprt/ + 8 hex digits + NULL */ + struct rpc_xprt *xprt; /* Already registered? */ - if (clnt->cl_debugfs) - return 0; + if (clnt->cl_debugfs || !rpc_clnt_dir) + return; len = snprintf(name, sizeof(name), "%x", clnt->cl_clid); if (len >= sizeof(name)) - return -EINVAL; + return; /* make the per-client dir */ clnt->cl_debugfs = debugfs_create_dir(name, rpc_clnt_dir); if (!clnt->cl_debugfs) - return -ENOMEM; + return; /* make tasks file */ - err = -ENOMEM; if (!debugfs_create_file("tasks", S_IFREG | S_IRUSR, clnt->cl_debugfs, clnt, &tasks_fops)) goto out_err; - err = -EINVAL; rcu_read_lock(); + xprt = rcu_dereference(clnt->cl_xprt); + /* no "debugfs" dentry? Don't bother with the symlink. */ + if (!xprt->debugfs) { + rcu_read_unlock(); + return; + } len = snprintf(name, sizeof(name), "../../rpc_xprt/%s", - rcu_dereference(clnt->cl_xprt)->debugfs->d_name.name); + xprt->debugfs->d_name.name); rcu_read_unlock(); + if (len >= sizeof(name)) goto out_err; - err = -ENOMEM; if (!debugfs_create_symlink("xprt", clnt->cl_debugfs, name)) goto out_err; - return 0; + return; out_err: debugfs_remove_recursive(clnt->cl_debugfs); clnt->cl_debugfs = NULL; - return err; } void @@ -226,33 +230,33 @@ static const struct file_operations xprt_info_fops = { .release = xprt_info_release, }; -int +void rpc_xprt_debugfs_register(struct rpc_xprt *xprt) { int len, id; static atomic_t cur_id; char name[9]; /* 8 hex digits + NULL term */ + if (!rpc_xprt_dir) + return; + id = (unsigned int)atomic_inc_return(&cur_id); len = snprintf(name, sizeof(name), "%x", id); if (len >= sizeof(name)) - return -EINVAL; + return; /* make the per-client dir */ xprt->debugfs = debugfs_create_dir(name, rpc_xprt_dir); if (!xprt->debugfs) - return -ENOMEM; + return; /* make tasks file */ if (!debugfs_create_file("info", S_IFREG | S_IRUSR, xprt->debugfs, xprt, &xprt_info_fops)) { debugfs_remove_recursive(xprt->debugfs); xprt->debugfs = NULL; - return -ENOMEM; } - - return 0; } void @@ -266,14 +270,17 @@ void __exit sunrpc_debugfs_exit(void) { debugfs_remove_recursive(topdir); + topdir = NULL; + rpc_clnt_dir = NULL; + rpc_xprt_dir = NULL; } -int __init +void __init sunrpc_debugfs_init(void) { topdir = debugfs_create_dir("sunrpc", NULL); if (!topdir) - goto out; + return; rpc_clnt_dir = debugfs_create_dir("rpc_clnt", topdir); if (!rpc_clnt_dir) @@ -283,10 +290,9 @@ sunrpc_debugfs_init(void) if (!rpc_xprt_dir) goto out_remove; - return 0; + return; out_remove: debugfs_remove_recursive(topdir); topdir = NULL; -out: - return -ENOMEM; + rpc_clnt_dir = NULL; } diff --git a/net/sunrpc/sunrpc_syms.c b/net/sunrpc/sunrpc_syms.c index e37fbed87956..ee5d3d253102 100644 --- a/net/sunrpc/sunrpc_syms.c +++ b/net/sunrpc/sunrpc_syms.c @@ -98,10 +98,7 @@ init_sunrpc(void) if (err) goto out4; - err = sunrpc_debugfs_init(); - if (err) - goto out5; - + sunrpc_debugfs_init(); #if IS_ENABLED(CONFIG_SUNRPC_DEBUG) rpc_register_sysctl(); #endif @@ -109,8 +106,6 @@ init_sunrpc(void) init_socket_xprt(); /* clnt sock transport */ return 0; -out5: - unregister_rpc_pipefs(); out4: unregister_pernet_subsys(&sunrpc_net_ops); out3: diff --git a/net/sunrpc/xprt.c b/net/sunrpc/xprt.c index e3015aede0d9..9949722d99ce 100644 --- a/net/sunrpc/xprt.c +++ b/net/sunrpc/xprt.c @@ -1331,7 +1331,6 @@ static void xprt_init(struct rpc_xprt *xprt, struct net *net) */ struct rpc_xprt *xprt_create_transport(struct xprt_create *args) { - int err; struct rpc_xprt *xprt; struct xprt_class *t; @@ -1372,11 +1371,7 @@ found: return ERR_PTR(-ENOMEM); } - err = rpc_xprt_debugfs_register(xprt); - if (err) { - xprt_destroy(xprt); - return ERR_PTR(err); - } + rpc_xprt_debugfs_register(xprt); dprintk("RPC: created transport %p with %u slots\n", xprt, xprt->max_reqs); diff --git a/net/tipc/core.c b/net/tipc/core.c index 935205e6bcfe..be1c9fa60b09 100644 --- a/net/tipc/core.c +++ b/net/tipc/core.c @@ -152,11 +152,11 @@ out_netlink: static void __exit tipc_exit(void) { tipc_bearer_cleanup(); + unregister_pernet_subsys(&tipc_net_ops); tipc_netlink_stop(); tipc_netlink_compat_stop(); tipc_socket_stop(); tipc_unregister_sysctl(); - unregister_pernet_subsys(&tipc_net_ops); pr_info("Deactivated\n"); } diff --git a/sound/firewire/bebob/bebob_maudio.c b/sound/firewire/bebob/bebob_maudio.c index a422aaa3bb0c..9ee25a63f684 100644 --- a/sound/firewire/bebob/bebob_maudio.c +++ b/sound/firewire/bebob/bebob_maudio.c @@ -96,10 +96,10 @@ int snd_bebob_maudio_load_firmware(struct fw_unit *unit) struct fw_device *device = fw_parent_device(unit); int err, rcode; u64 date; - __be32 cues[3] = { - MAUDIO_BOOTLOADER_CUE1, - MAUDIO_BOOTLOADER_CUE2, - MAUDIO_BOOTLOADER_CUE3 + __le32 cues[3] = { + cpu_to_le32(MAUDIO_BOOTLOADER_CUE1), + cpu_to_le32(MAUDIO_BOOTLOADER_CUE2), + cpu_to_le32(MAUDIO_BOOTLOADER_CUE3) }; /* check date of software used to build */ diff --git a/sound/pci/hda/patch_realtek.c b/sound/pci/hda/patch_realtek.c index 74382137b9f5..f9d12c0a7e5a 100644 --- a/sound/pci/hda/patch_realtek.c +++ b/sound/pci/hda/patch_realtek.c @@ -2912,6 +2912,8 @@ static void alc283_init(struct hda_codec *codec) if (!hp_pin) return; + + msleep(30); hp_pin_sense = snd_hda_jack_detect(codec, hp_pin); /* Index 0x43 Direct Drive HP AMP LPM Control 1 */ @@ -3607,6 +3609,7 @@ static void alc_headset_mode_unplugged(struct hda_codec *codec) switch (codec->vendor_id) { case 0x10ec0255: + case 0x10ec0256: alc_process_coef_fw(codec, coef0255); break; case 0x10ec0233: @@ -3662,6 +3665,7 @@ static void alc_headset_mode_mic_in(struct hda_codec *codec, hda_nid_t hp_pin, switch (codec->vendor_id) { case 0x10ec0255: + case 0x10ec0256: alc_write_coef_idx(codec, 0x45, 0xc489); snd_hda_set_pin_ctl_cache(codec, hp_pin, 0); alc_process_coef_fw(codec, coef0255); @@ -3731,6 +3735,7 @@ static void alc_headset_mode_default(struct hda_codec *codec) switch (codec->vendor_id) { case 0x10ec0255: + case 0x10ec0256: alc_process_coef_fw(codec, coef0255); break; case 0x10ec0233: @@ -3785,6 +3790,7 @@ static void alc_headset_mode_ctia(struct hda_codec *codec) switch (codec->vendor_id) { case 0x10ec0255: + case 0x10ec0256: alc_process_coef_fw(codec, coef0255); break; case 0x10ec0233: @@ -3839,6 +3845,7 @@ static void alc_headset_mode_omtp(struct hda_codec *codec) switch (codec->vendor_id) { case 0x10ec0255: + case 0x10ec0256: alc_process_coef_fw(codec, coef0255); break; case 0x10ec0233: @@ -3884,6 +3891,7 @@ static void alc_determine_headset_type(struct hda_codec *codec) switch (codec->vendor_id) { case 0x10ec0255: + case 0x10ec0256: alc_process_coef_fw(codec, coef0255); msleep(300); val = alc_read_coef_idx(codec, 0x46); @@ -4364,6 +4372,7 @@ enum { ALC269_FIXUP_QUANTA_MUTE, ALC269_FIXUP_LIFEBOOK, ALC269_FIXUP_LIFEBOOK_EXTMIC, + ALC269_FIXUP_LIFEBOOK_HP_PIN, ALC269_FIXUP_AMIC, ALC269_FIXUP_DMIC, ALC269VB_FIXUP_AMIC, @@ -4517,6 +4526,13 @@ static const struct hda_fixup alc269_fixups[] = { { } }, }, + [ALC269_FIXUP_LIFEBOOK_HP_PIN] = { + .type = HDA_FIXUP_PINS, + .v.pins = (const struct hda_pintbl[]) { + { 0x21, 0x0221102f }, /* HP out */ + { } + }, + }, [ALC269_FIXUP_AMIC] = { .type = HDA_FIXUP_PINS, .v.pins = (const struct hda_pintbl[]) { @@ -5010,6 +5026,7 @@ static const struct snd_pci_quirk alc269_fixup_tbl[] = { SND_PCI_QUIRK(0x104d, 0x9084, "Sony VAIO", ALC275_FIXUP_SONY_HWEQ), SND_PCI_QUIRK(0x104d, 0x9099, "Sony VAIO S13", ALC275_FIXUP_SONY_DISABLE_AAMIX), SND_PCI_QUIRK(0x10cf, 0x1475, "Lifebook", ALC269_FIXUP_LIFEBOOK), + SND_PCI_QUIRK(0x10cf, 0x15dc, "Lifebook T731", ALC269_FIXUP_LIFEBOOK_HP_PIN), SND_PCI_QUIRK(0x10cf, 0x1845, "Lifebook U904", ALC269_FIXUP_LIFEBOOK_EXTMIC), SND_PCI_QUIRK(0x144d, 0xc109, "Samsung Ativ book 9 (NP900X3G)", ALC269_FIXUP_INV_DMIC), SND_PCI_QUIRK(0x1458, 0xfa53, "Gigabyte BXBT-2807", ALC283_FIXUP_BXBT2807_MIC), @@ -5217,6 +5234,16 @@ static const struct snd_hda_pin_quirk alc269_pin_fixup_tbl[] = { {0x17, 0x40000000}, {0x1d, 0x40700001}, {0x21, 0x02211050}), + SND_HDA_PIN_QUIRK(0x10ec0256, 0x1028, "Dell", ALC255_FIXUP_DELL1_MIC_NO_PRESENCE, + {0x12, 0x90a60140}, + {0x13, 0x40000000}, + {0x14, 0x90170110}, + {0x19, 0x411111f0}, + {0x1a, 0x411111f0}, + {0x1b, 0x411111f0}, + {0x1d, 0x40700001}, + {0x1e, 0x411111f0}, + {0x21, 0x02211020}), SND_HDA_PIN_QUIRK(0x10ec0280, 0x103c, "HP", ALC280_FIXUP_HP_GPIO4, {0x12, 0x90a60130}, {0x13, 0x40000000}, diff --git a/sound/soc/codecs/pcm512x.c b/sound/soc/codecs/pcm512x.c index 9974f201a08f..474cae82a874 100644 --- a/sound/soc/codecs/pcm512x.c +++ b/sound/soc/codecs/pcm512x.c @@ -1156,25 +1156,6 @@ static int pcm512x_hw_params(struct snd_pcm_substream *substream, ret, pcm512x->pll_out); return ret; } - - gpio = PCM512x_G1OE << (4 - 1); - ret = regmap_update_bits(pcm512x->regmap, PCM512x_GPIO_EN, - gpio, gpio); - if (ret != 0) { - dev_err(codec->dev, "Failed to enable gpio %d: %d\n", - 4, ret); - return ret; - } - - gpio = PCM512x_GPIO_OUTPUT_1 + 4 - 1; - ret = regmap_update_bits(pcm512x->regmap, gpio, - PCM512x_GxSL, PCM512x_GxSL_PLLLK); - if (ret != 0) { - dev_err(codec->dev, - "Failed to output pll lock on %d: %d\n", - ret, 4); - return ret; - } } ret = regmap_update_bits(pcm512x->regmap, PCM512x_SYNCHRONIZE, diff --git a/sound/usb/mixer_quirks.c b/sound/usb/mixer_quirks.c index dc9df007d3e3..337c317ead6f 100644 --- a/sound/usb/mixer_quirks.c +++ b/sound/usb/mixer_quirks.c @@ -192,6 +192,7 @@ static const struct rc_config { { USB_ID(0x041e, 0x3040), 2, 2, 6, 6, 2, 0x6e91 }, /* Live! 24-bit */ { USB_ID(0x041e, 0x3042), 0, 1, 1, 1, 1, 0x000d }, /* Usb X-Fi S51 */ { USB_ID(0x041e, 0x30df), 0, 1, 1, 1, 1, 0x000d }, /* Usb X-Fi S51 Pro */ + { USB_ID(0x041e, 0x3237), 0, 1, 1, 1, 1, 0x000d }, /* Usb X-Fi S51 Pro */ { USB_ID(0x041e, 0x3048), 2, 2, 6, 6, 2, 0x6e91 }, /* Toshiba SB0500 */ }; diff --git a/sound/usb/quirks.c b/sound/usb/quirks.c index 753a47de8459..9a28365126f9 100644 --- a/sound/usb/quirks.c +++ b/sound/usb/quirks.c @@ -1113,8 +1113,13 @@ void snd_usb_set_format_quirk(struct snd_usb_substream *subs, bool snd_usb_get_sample_rate_quirk(struct snd_usb_audio *chip) { - /* MS Lifecam HD-5000 doesn't support reading the sample rate. */ - return chip->usb_id == USB_ID(0x045E, 0x076D); + /* devices which do not support reading the sample rate. */ + switch (chip->usb_id) { + case USB_ID(0x045E, 0x076D): /* MS Lifecam HD-5000 */ + case USB_ID(0x04D8, 0xFEEA): /* Benchmark DAC1 Pre */ + return true; + } + return false; } /* Marantz/Denon USB DACs need a vendor cmd to switch |