Linux 3.16.82

633 lines not on this page · raw message

index 9bece38fe933..3bbb0831b0cf 100644
@@ -11,14 +11,6 @@
 #ifndef __BOARD_MOP500_REGULATORS_H
 #define __BOARD_MOP500_REGULATORS_H
 
-#include <linux/regulator/machine.h>
-#include <linux/regulator/ab8500.h>
-
 extern struct ab8500_regulator_platform_data ab8500_regulator_plat_data;
-extern struct ab8500_regulator_platform_data ab8505_regulator_plat_data;
-extern struct regulator_init_data tps61052_regulator;
-extern struct regulator_init_data gpio_en_3v3_regulator;
-
-void mop500_regulator_init(void);
 
 #endif

index 1e0ee59c8276..6e700593fcb1 100644
@@ -86,6 +86,7 @@ struct vdso_data {
 	__s32 wtom_clock_nsec;			/* Wall to monotonic clock nsec */
 	__s64 wtom_clock_sec;			/* Wall to monotonic clock sec */
 	struct timespec stamp_xtime;		/* xtime as at tb_orig_stamp */
+	__u32 hrtimer_res;			/* hrtimer resolution */
    	__u32 syscall_map_64[SYSCALL_MAP_SIZE]; /* map of syscalls  */
    	__u32 syscall_map_32[SYSCALL_MAP_SIZE]; /* map of syscalls */
 };

@@ -107,6 +108,7 @@ struct vdso_data {
 	__s32 wtom_clock_nsec;
 	struct timespec stamp_xtime;	/* xtime as at tb_orig_stamp */
 	__u32 stamp_sec_fraction;	/* fractional seconds of stamp_xtime */
+	__u32 hrtimer_res;		/* hrtimer resolution */
    	__u32 syscall_map_32[SYSCALL_MAP_SIZE]; /* map of syscalls */
 	__u32 dcache_block_size;	/* L1 d-cache block size     */
 	__u32 icache_block_size;	/* L1 i-cache block size     */

index 213fcaf4168d..eaafd1e4728b 100644
@@ -397,6 +397,7 @@ int main(void)
 	DEFINE(WTOM_CLOCK_NSEC, offsetof(struct vdso_data, wtom_clock_nsec));
 	DEFINE(STAMP_XTIME, offsetof(struct vdso_data, stamp_xtime));
 	DEFINE(STAMP_SEC_FRAC, offsetof(struct vdso_data, stamp_sec_fraction));
+	DEFINE(CLOCK_HRTIMER_RES, offsetof(struct vdso_data, hrtimer_res));
 	DEFINE(CFG_ICACHE_BLOCKSZ, offsetof(struct vdso_data, icache_block_size));
 	DEFINE(CFG_DCACHE_BLOCKSZ, offsetof(struct vdso_data, dcache_block_size));
 	DEFINE(CFG_ICACHE_LOGBLOCKSZ, offsetof(struct vdso_data, icache_log_block_size));

@@ -425,7 +426,6 @@ int main(void)
 	DEFINE(CLOCK_REALTIME, CLOCK_REALTIME);
 	DEFINE(CLOCK_MONOTONIC, CLOCK_MONOTONIC);
 	DEFINE(NSEC_PER_SEC, NSEC_PER_SEC);
-	DEFINE(CLOCK_REALTIME_RES, MONOTONIC_RES_NSEC);
 
 #ifdef CONFIG_BUG
 	DEFINE(BUG_ENTRY_SIZE, sizeof(struct bug_entry));

index 9fff9cdcc519..1c1142f0bd4e 100644
@@ -781,6 +781,7 @@ void update_vsyscall_old(struct timespec *wall_time, struct timespec *wtm,
 	vdso_data->wtom_clock_nsec = wtm->tv_nsec;
 	vdso_data->stamp_xtime = *wall_time;
 	vdso_data->stamp_sec_fraction = frac_sec;
+	vdso_data->hrtimer_res = hrtimer_resolution;
 	smp_wmb();
 	++(vdso_data->tb_update_count);
 }

index ddbec1054f75..9808fe741def 100644
@@ -53,9 +53,9 @@ void exit_thread_runtime_instr(void)
 {
 	struct task_struct *task = current;
 
-	preempt_disable();
 	if (!task->thread.ri_cb)
 		return;
+	preempt_disable();
 	disable_runtime_instr();
 	kfree(task->thread.ri_cb);
 	task->thread.ri_signum = 0;

index 9b0a93bfc800..d38fa977b814 100644
@@ -2377,9 +2377,10 @@ static bool io_apic_level_ack_pending(struct irq_cfg *cfg)
 
 static inline bool ioapic_irqd_mask(struct irq_data *data, struct irq_cfg *cfg)
 {
-	/* If we are moving the irq we need to mask it */
+	/* If we are moving the IRQ we need to mask it */
 	if (unlikely(irqd_is_setaffinity_pending(data))) {
-		mask_ioapic(cfg);
+		if (!irqd_irq_masked(data))
+			mask_ioapic(cfg);
 		return true;
 	}
 	return false;

@@ -2417,7 +2418,9 @@ static inline void ioapic_irqd_unmask(struct irq_data *data,
 		 */
 		if (!io_apic_level_ack_pending(cfg))
 			irq_move_masked_irq(data);
-		unmask_ioapic(cfg);
+		/* If the IRQ is masked in the core, leave it: */
+		if (!irqd_irq_masked(data))
+			unmask_ioapic(cfg);
 	}
 }
 #else

index 1ff1f10e8c80..9739e4436e79 100644
@@ -349,8 +349,12 @@ static void __init taa_select_mitigation(void)
 		return;
 	}
 
-	/* TAA mitigation is turned off on the cmdline (tsx_async_abort=off) */
-	if (taa_mitigation == TAA_MITIGATION_OFF)
+	/*
+	 * TAA mitigation via VERW is turned off if both
+	 * tsx_async_abort=off and mds=off are specified.
+	 */
+	if (taa_mitigation == TAA_MITIGATION_OFF &&
+	    mds_mitigation == MDS_MITIGATION_OFF)
 		goto out;
 
 	if (boot_cpu_has(X86_FEATURE_MD_CLEAR))

@@ -381,6 +385,15 @@ static void __init taa_select_mitigation(void)
 	 */
 	static_branch_enable(&mds_user_clear);
 
+	/*
+	 * Update MDS mitigation, if necessary, as the mds_user_clear is
+	 * now enabled for TAA mitigation.
+	 */
+	if (mds_mitigation == MDS_MITIGATION_OFF &&
+	    boot_cpu_has_bug(X86_BUG_MDS)) {
+		mds_mitigation = MDS_MITIGATION_FULL;
+		mds_select_mitigation();
+	}
 out:
 	pr_info("%s\n", taa_strings[taa_mitigation]);
 }

index e69f9882bf95..7c6bc9fe3947 100644
@@ -180,6 +180,7 @@ int apply_relocate_add(Elf64_Shdr *sechdrs,
 				goto overflow;
 			break;
 		case R_X86_64_PC32:
+		case R_X86_64_PLT32:
 			val -= (u64)loc;
 			*(u32 *)loc = val;
 #if 0

index d6711e5b9e78..9d4d3e0eaa6b 100644
@@ -242,13 +242,14 @@ int kvm_set_shared_msr(unsigned slot, u64 value, u64 mask)
 	struct kvm_shared_msrs *smsr = per_cpu_ptr(shared_msrs, cpu);
 	int err;
 
-	if (((value ^ smsr->values[slot].curr) & mask) == 0)
+	value = (value & mask) | (smsr->values[slot].host & ~mask);
+	if (value == smsr->values[slot].curr)
 		return 0;
-	smsr->values[slot].curr = value;
 	err = wrmsrl_safe(shared_msrs_global.msrs[slot], value);
 	if (err)
 		return 1;
 
+	smsr->values[slot].curr = value;
 	if (!smsr->registered) {
 		smsr->urn.on_user_return = kvm_on_user_return;
 		user_return_notifier_register(&smsr->urn);

@@ -945,10 +946,15 @@ u64 kvm_get_arch_capabilities(void)
 	 * If TSX is disabled on the system, guests are also mitigated against
 	 * TAA and clear CPU buffer mitigation is not required for guests.
 	 */
-	if (boot_cpu_has_bug(X86_BUG_TAA) && boot_cpu_has(X86_FEATURE_RTM) &&
-	    (data & ARCH_CAP_TSX_CTRL_MSR))
+	if (!boot_cpu_has(X86_FEATURE_RTM))
+		data &= ~ARCH_CAP_TAA_NO;
+	else if (!boot_cpu_has_bug(X86_BUG_TAA))
+		data |= ARCH_CAP_TAA_NO;
+	else if (data & ARCH_CAP_TSX_CTRL_MSR)
 		data &= ~ARCH_CAP_MDS_NO;
 
+	/* KVM does not emulate MSR_IA32_TSX_CTRL.  */
+	data &= ~ARCH_CAP_TSX_CTRL_MSR;
 	return data;
 }
 

index 4c0cfc53263b..7c3ec00efaa2 100644
@@ -574,6 +574,17 @@ DECLARE_PCI_FIXUP_EARLY(PCI_VENDOR_ID_INTEL, 0x6f60, pci_invalid_bar);
 DECLARE_PCI_FIXUP_EARLY(PCI_VENDOR_ID_INTEL, 0x6fa0, pci_invalid_bar);
 DECLARE_PCI_FIXUP_EARLY(PCI_VENDOR_ID_INTEL, 0x6fc0, pci_invalid_bar);
 
+/*
+ * Device [1022:7914]
+ * When in D0, PME# doesn't get asserted when plugging USB 2.0 device.
+ */
+static void pci_fixup_amd_fch_xhci_pme(struct pci_dev *dev)
+{
+	dev_info(&dev->dev, "PME# does not work under D0, disabling it\n");
+	dev->pme_support &= ~(PCI_PM_CAP_PME_D0 >> PCI_PM_CAP_PME_SHIFT);
+}
+DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_AMD, 0x7914, pci_fixup_amd_fch_xhci_pme);
+
 /*
  * Apple MacBook Pro: Avoid [mem 0x7fa00000-0x7fbfffff]
  *

index c5d2acce7f15..894f04464126 100644
@@ -763,6 +763,7 @@ static int do_reloc64(struct section *sec, Elf_Rel *rel, ElfW(Sym) *sym,
 	switch (r_type) {
 	case R_X86_64_NONE:
 	case R_X86_64_PC32:
+	case R_X86_64_PLT32:
 		/*
 		 * NONE can be ignored and PC relative relocations don't
 		 * need to be adjusted.

index 5ece856c5725..23d634916de9 100644
@@ -218,6 +218,8 @@ static int check_tlb_entry(unsigned w, unsigned e, bool dtlb)
 	unsigned tlbidx = w | (e << PAGE_SHIFT);
 	unsigned r0 = dtlb ?
 		read_dtlb_virtual(tlbidx) : read_itlb_virtual(tlbidx);
+	unsigned r1 = dtlb ?
+		read_dtlb_translation(tlbidx) : read_itlb_translation(tlbidx);
 	unsigned vpn = (r0 & PAGE_MASK) | (e << PAGE_SHIFT);
 	unsigned pte = get_pte_for_vaddr(vpn);
 	unsigned mm_asid = (get_rasid_register() >> 8) & ASID_MASK;

@@ -233,8 +235,6 @@ static int check_tlb_entry(unsigned w, unsigned e, bool dtlb)
 	}
 
 	if (tlb_asid == mm_asid) {
-		unsigned r1 = dtlb ? read_dtlb_translation(tlbidx) :
-			read_itlb_translation(tlbidx);
 		if ((pte ^ r1) & PAGE_MASK) {
 			pr_err("%cTLB: way: %u, entry: %u, mapping: %08x->%08x, PTE: %08x\n",
 					dtlb ? 'D' : 'I', w, e, r0, r1, pte);

index 4bd57a9cf5ff..f19ed271a139 100644
@@ -226,24 +226,25 @@ static ssize_t blk_mq_hw_sysfs_active_show(struct blk_mq_hw_ctx *hctx, char *pag
 
 static ssize_t blk_mq_hw_sysfs_cpus_show(struct blk_mq_hw_ctx *hctx, char *page)
 {
+	const size_t size = PAGE_SIZE - 1;
 	unsigned int i, first = 1;
-	ssize_t ret = 0;
-
-	blk_mq_disable_hotplug();
+	int ret = 0, pos = 0;
 
 	for_each_cpu(i, hctx->cpumask) {
 		if (first)
-			ret += sprintf(ret + page, "%u", i);
+			ret = snprintf(pos + page, size - pos, "%u", i);
 		else
-			ret += sprintf(ret + page, ", %u", i);
+			ret = snprintf(pos + page, size - pos, ", %u", i);
+
+		if (ret >= size - pos)
+			break;
 
 		first = 0;
+		pos += ret;
 	}
 
-	blk_mq_enable_hotplug();
-
-	ret += sprintf(ret + page, "\n");
-	return ret;
+	ret = snprintf(pos + page, size + 1 - pos, "\n");
+	return pos + ret;
 }
 
 static struct blk_mq_ctx_sysfs_entry blk_mq_sysfs_dispatched = {

index 8884453d0247..7d7e927f5876 100644
@@ -1645,6 +1645,11 @@ static void blk_mq_map_swqueue(struct request_queue *q)
 	struct blk_mq_ctx *ctx;
 	struct blk_mq_tag_set *set = q->tag_set;
 
+	/*
+	 * Avoid others reading imcomplete hctx->cpumask through sysfs
+	 */
+	mutex_lock(&q->sysfs_lock);
+
 	queue_for_each_hw_ctx(q, hctx, i) {
 		cpumask_clear(hctx->cpumask);
 		hctx->nr_ctx = 0;

@@ -1664,6 +1669,8 @@ static void blk_mq_map_swqueue(struct request_queue *q)
 		hctx->ctxs[hctx->nr_ctx++] = ctx;
 	}
 
+	mutex_unlock(&q->sysfs_lock);
+
 	queue_for_each_hw_ctx(q, hctx, i) {
 		/*
 		 * If not software queues are mapped to this hardware queue,

index 244ff338e5c9..9dd6d6dd4c6b 100644
@@ -154,7 +154,7 @@ int acpi_bus_get_private_data(acpi_handle handle, void **data)
 {
 	acpi_status status;
 
-	if (!*data)
+	if (!data)
 		return -EINVAL;
 
 	status = acpi_get_data(handle, acpi_bus_private_data_handler, data);

index 9fb0e4fd6ac0..ba9c12a3f859 100644
@@ -416,24 +416,27 @@ acpi_os_map_memory(acpi_physical_address phys, acpi_size size)
 }
 EXPORT_SYMBOL_GPL(acpi_os_map_memory);
 
-static void acpi_os_drop_map_ref(struct acpi_ioremap *map)
+/* Must be called with mutex_lock(&acpi_ioremap_lock) */
+static unsigned long acpi_os_drop_map_ref(struct acpi_ioremap *map)
 {
-	if (!--map->refcount)
+	unsigned long refcount = --map->refcount;
+
+	if (!refcount)
 		list_del_rcu(&map->list);
+	return refcount;
 }
 
 static void acpi_os_map_cleanup(struct acpi_ioremap *map)
 {
-	if (!map->refcount) {
-		synchronize_rcu();
-		acpi_unmap(map->phys, map->virt);
-		kfree(map);
-	}
+	synchronize_rcu_expedited();
+	acpi_unmap(map->phys, map->virt);
+	kfree(map);
 }
 
 void __ref acpi_os_unmap_iomem(void __iomem *virt, acpi_size size)
 {
 	struct acpi_ioremap *map;
+	unsigned long refcount;
 
 	if (!acpi_gbl_permanent_mmap) {
 		__acpi_unmap_table(virt, size);

@@ -447,10 +450,11 @@ void __ref acpi_os_unmap_iomem(void __iomem *virt, acpi_size size)
 		WARN(true, PREFIX "%s: bad address %p\n", __func__, virt);
 		return;
 	}
-	acpi_os_drop_map_ref(map);
+	refcount = acpi_os_drop_map_ref(map);
 	mutex_unlock(&acpi_ioremap_lock);
 
-	acpi_os_map_cleanup(map);
+	if (!refcount)
+		acpi_os_map_cleanup(map);
 }
 EXPORT_SYMBOL_GPL(acpi_os_unmap_iomem);
 

@@ -491,6 +495,7 @@ void acpi_os_unmap_generic_address(struct acpi_generic_address *gas)
 {
 	u64 addr;
 	struct acpi_ioremap *map;
+	unsigned long refcount;
 
 	if (gas->space_id != ACPI_ADR_SPACE_SYSTEM_MEMORY)
 		return;

@@ -506,10 +511,11 @@ void acpi_os_unmap_generic_address(struct acpi_generic_address *gas)
 		mutex_unlock(&acpi_ioremap_lock);
 		return;
 	}
-	acpi_os_drop_map_ref(map);
+	refcount = acpi_os_drop_map_ref(map);
 	mutex_unlock(&acpi_ioremap_lock);
 
-	acpi_os_map_cleanup(map);
+	if (!refcount)
+		acpi_os_map_cleanup(map);
 }
 EXPORT_SYMBOL(acpi_os_unmap_generic_address);
 

index 5bc220aefdd2..ef4290c9ef78 100644
@@ -825,6 +825,8 @@ static int xen_blkbk_map(struct xen_blkif *blkif,
 out_of_memory:
 	pr_alert(DRV_PFX "%s: out of memory\n", __func__);
 	put_free_pages(blkif, pages_to_gnt, segs_to_map);
+	for (i = last_map; i < num; i++)
+		pages[i]->handle = BLKBACK_INVALID_HANDLE;
 	return -ENOMEM;
 }
 

index 6f2eaffed623..f6a556ca72fa 100644
@@ -119,7 +119,8 @@ static int omap3_rom_rng_probe(struct platform_device *pdev)
 static int omap3_rom_rng_remove(struct platform_device *pdev)
 {
 	hwrng_unregister(&omap3_rom_rng_ops);
-	clk_disable_unprepare(rng_clk);
+	if (!rng_idle)
+		clk_disable_unprepare(rng_clk);
 	return 0;
 }
 

index d504b9124b9f..4f28877e6b5a 100644
@@ -162,6 +162,8 @@ static unsigned long exynos5x_clk_regs[] __initdata = {
 	GATE_BUS_CPU,
 	GATE_SCLK_CPU,
 	CLKOUT_CMU_CPU,
+	APLL_CON0,
+	KPLL_CON0,
 	CPLL_CON0,
 	DPLL_CON0,
 	EPLL_CON0,

index 9634f20e3926..dd407d10f2e0 100644
@@ -60,24 +60,23 @@ static inline void __cpuidle_unset_driver(struct cpuidle_driver *drv)
  * __cpuidle_set_driver - set per CPU driver variables for the given driver.
  * @drv: a valid pointer to a struct cpuidle_driver
  *
- * For each CPU in the driver's cpumask, unset the registered driver per CPU
- * to @drv.
- *
- * Returns 0 on success, -EBUSY if the CPUs have driver(s) already.
+ * Returns 0 on success, -EBUSY if any CPU in the cpumask have a driver
+ * different from drv already.
  */
 static inline int __cpuidle_set_driver(struct cpuidle_driver *drv)
 {
 	int cpu;
 
 	for_each_cpu(cpu, drv->cpumask) {
+		struct cpuidle_driver *old_drv;
 
-		if (__cpuidle_get_cpu_driver(cpu)) {
-			__cpuidle_unset_driver(drv);
+		old_drv = __cpuidle_get_cpu_driver(cpu);
+		if (old_drv && old_drv != drv)
 			return -EBUSY;
-		}
+	}
 
+	for_each_cpu(cpu, drv->cpumask)
 		per_cpu(cpuidle_drivers, cpu) = drv;
-	}
 
 	return 0;
 }

index df02406ce085..fee949f7cf0a 100644
@@ -95,6 +95,7 @@ static int devfreq_update_status(struct devfreq *devfreq, unsigned long freq)
 	int lev, prev_lev, ret = 0;
 	unsigned long cur_time;
 
+	lockdep_assert_held(&devfreq->lock);
 	cur_time = jiffies;
 
 	prev_lev = devfreq_get_freq_level(devfreq, devfreq->previous_freq);

@@ -1054,9 +1055,13 @@ static ssize_t trans_stat_show(struct device *dev,
 	int i, j;
 	unsigned int max_state = devfreq->profile->max_state;
 
+	mutex_lock(&devfreq->lock);
 	if (!devfreq->stop_polling &&
-			devfreq_update_status(devfreq, devfreq->previous_freq))
+			devfreq_update_status(devfreq, devfreq->previous_freq)) {
+		mutex_unlock(&devfreq->lock);
 		return 0;
+	}
+	mutex_unlock(&devfreq->lock);
 
 	len = sprintf(buf, "   From  :   To\n");
 	len += sprintf(buf + len, "         :");

index e88bac1d781f..428cab38b27a 100644
@@ -724,7 +724,7 @@ static void i810_dma_dispatch_vertex(struct drm_device *dev,
 	if (nbox > I810_NR_SAREA_CLIPRECTS)
 		nbox = I810_NR_SAREA_CLIPRECTS;
 
-	if (used > 4 * 1024)
+	if (used < 0 || used > 4 * 1024)
 		used = 0;
 
 	if (sarea_priv->dirty)

@@ -1044,7 +1044,7 @@ static void i810_dma_dispatch_mc(struct drm_device *dev, struct drm_buf *buf, in
 	if (u != I810_BUF_CLIENT)
 		DRM_DEBUG("MC found buffer that isn't mine!\n");
 
-	if (used > 4 * 1024)
+	if (used < 0 || used > 4 * 1024)
 		used = 0;
 
 	sarea_priv->dirty = 0x7f;

index ff290fc691c8..5db4d9ccf240 100644
@@ -569,8 +569,28 @@ i915_gem_userptr_put_pages(struct drm_i915_gem_object *obj)
 	for_each_sg_page(obj->pages->sgl, &sg_iter, obj->pages->nents, 0) {
 		struct page *page = sg_page_iter_page(&sg_iter);
 
-		if (obj->dirty)
+		if (obj->dirty && trylock_page(page)) {
+			/*
+			 * As this may not be anonymous memory (e.g. shmem)
+			 * but exist on a real mapping, we have to lock
+			 * the page in order to dirty it -- holding
+			 * the page reference is not sufficient to
+			 * prevent the inode from being truncated.
+			 * Play safe and take the lock.
+			 *
+			 * However...!
+			 *
+			 * The mmu-notifier can be invalidated for a
+			 * migrate_page, that is alreadying holding the lock
+			 * on the page. Such a try_to_unmap() will result
+			 * in us calling put_pages() and so recursively try
+			 * to lock the page. We avoid that deadlock with
+			 * a trylock_page() and in exchange we risk missing
+			 * some page dirtying.
+			 */
 			set_page_dirty(page);
+			unlock_page(page);
+		}
 
 		mark_page_accessed(page);
 		page_cache_release(page);

index 06c62ad349da..66ae99d01158 100644
@@ -6875,8 +6875,8 @@ static int cik_irq_init(struct radeon_device *rdev)
 	}
 
 	/* setup interrupt control */
-	/* XXX this should actually be a bus address, not an MC address. same on older asics */
-	WREG32(INTERRUPT_CNTL2, rdev->ih.gpu_addr >> 8);
+	/* set dummy read address to dummy page address */
+	WREG32(INTERRUPT_CNTL2, rdev->dummy_page.addr >> 8);
 	interrupt_cntl = RREG32(INTERRUPT_CNTL);
 	/* IH_DUMMY_RD_OVERRIDE=0 - dummy read disabled with msi, enabled without msi
 	 * IH_DUMMY_RD_OVERRIDE=1 - dummy read controlled by IH_DUMMY_RD_EN

index 0da2837bd099..11dc0dbe15f8 100644
@@ -1810,8 +1810,8 @@ static int r100_packet0_check(struct radeon_cs_parser *p,
 			track->textures[i].use_pitch = 1;
 		} else {
 			track->textures[i].use_pitch = 0;
-			track->textures[i].width = 1 << ((idx_value >> RADEON_TXFORMAT_WIDTH_SHIFT) & RADEON_TXFORMAT_WIDTH_MASK);
-			track->textures[i].height = 1 << ((idx_value >> RADEON_TXFORMAT_HEIGHT_SHIFT) & RADEON_TXFORMAT_HEIGHT_MASK);
+			track->textures[i].width = 1 << ((idx_value & RADEON_TXFORMAT_WIDTH_MASK) >> RADEON_TXFORMAT_WIDTH_SHIFT);
+			track->textures[i].height = 1 << ((idx_value & RADEON_TXFORMAT_HEIGHT_MASK) >> RADEON_TXFORMAT_HEIGHT_SHIFT);
 		}
 		if (idx_value & RADEON_TXFORMAT_CUBIC_MAP_ENABLE)
 			track->textures[i].tex_coord_type = 2;

index 58f0473aa73f..d41aa2965d56 100644
@@ -473,8 +473,8 @@ int r200_packet0_check(struct radeon_cs_parser *p,
 			track->textures[i].use_pitch = 1;
 		} else {
 			track->textures[i].use_pitch = 0;
-			track->textures[i].width = 1 << ((idx_value >> RADEON_TXFORMAT_WIDTH_SHIFT) & RADEON_TXFORMAT_WIDTH_MASK);
-			track->textures[i].height = 1 << ((idx_value >> RADEON_TXFORMAT_HEIGHT_SHIFT) & RADEON_TXFORMAT_HEIGHT_MASK);
+			track->textures[i].width = 1 << ((idx_value & RADEON_TXFORMAT_WIDTH_MASK) >> RADEON_TXFORMAT_WIDTH_SHIFT);
+			track->textures[i].height = 1 << ((idx_value & RADEON_TXFORMAT_HEIGHT_MASK) >> RADEON_TXFORMAT_HEIGHT_SHIFT);
 		}
 		if (idx_value & R200_TXFORMAT_LOOKUP_DISABLE)
 			track->textures[i].lookup_disable = true;

index f5f9a5e28f48..979137efcfb0 100644
@@ -3427,8 +3427,8 @@ int r600_irq_init(struct radeon_device *rdev)
 	}
 
 	/* setup interrupt control */
-	/* set dummy read address to ring address */
-	WREG32(INTERRUPT_CNTL2, rdev->ih.gpu_addr >> 8);
+	/* set dummy read address to dummy page address */
+	WREG32(INTERRUPT_CNTL2, rdev->dummy_page.addr >> 8);
 	interrupt_cntl = RREG32(INTERRUPT_CNTL);
 	/* IH_DUMMY_RD_OVERRIDE=0 - dummy read disabled with msi, enabled without msi
 	 * IH_DUMMY_RD_OVERRIDE=1 - dummy read controlled by IH_DUMMY_RD_EN

index d473912ceb53..6d4c29dd619c 100644
@@ -5749,8 +5749,8 @@ static int si_irq_init(struct radeon_device *rdev)
 	}
 
 	/* setup interrupt control */
-	/* set dummy read address to ring address */
-	WREG32(INTERRUPT_CNTL2, rdev->ih.gpu_addr >> 8);
+	/* set dummy read address to dummy page address */
+	WREG32(INTERRUPT_CNTL2, rdev->dummy_page.addr >> 8);
 	interrupt_cntl = RREG32(INTERRUPT_CNTL);
 	/* IH_DUMMY_RD_OVERRIDE=0 - dummy read disabled with msi, enabled without msi
 	 * IH_DUMMY_RD_OVERRIDE=1 - dummy read controlled by IH_DUMMY_RD_EN

index 4f2994a667d0..29957630b40a 100644
@@ -405,12 +405,14 @@ static int adis16480_get_calibbias(struct iio_dev *indio_dev,
 	case IIO_MAGN:
 	case IIO_PRESSURE:
 		ret = adis_read_reg_16(&st->adis, reg, &val16);
-		*bias = sign_extend32(val16, 15);
+		if (ret == 0)
+			*bias = sign_extend32(val16, 15);
 		break;
 	case IIO_ANGL_VEL:
 	case IIO_ACCEL:
 		ret = adis_read_reg_32(&st->adis, reg, &val32);
-		*bias = sign_extend32(val32, 31);
+		if (ret == 0)
+			*bias = sign_extend32(val32, 31);
 		break;
 	default:
 			ret = -EINVAL;

@@ -758,6 +760,7 @@ static const struct iio_info adis16480_info = {
 	.read_raw = &adis16480_read_raw,
 	.write_raw = &adis16480_write_raw,
 	.update_scan_mode = adis_update_scan_mode,
+	.debugfs_reg_access = adis_debugfs_reg_access,
 	.driver_module = THIS_MODULE,
 };
 

index fcf2647cd6c2..3ce71eda4b14 100644
@@ -1519,9 +1519,11 @@ static int srpt_build_cmd_rsp(struct srpt_rdma_ch *ch,
 			      struct srpt_send_ioctx *ioctx, u64 tag,
 			      int status)
 {
+	struct se_cmd *cmd = &ioctx->cmd;
 	struct srp_rsp *srp_rsp;
 	const u8 *sense_data;
 	int sense_data_len, max_sense_len;
+	u32 resid = cmd->residual_count;
 
 	/*
 	 * The lowest bit of all SAM-3 status codes is zero (see also

@@ -1543,6 +1545,28 @@ static int srpt_build_cmd_rsp(struct srpt_rdma_ch *ch,
 	srp_rsp->tag = tag;
 	srp_rsp->status = status;
 
+	if (cmd->se_cmd_flags & SCF_UNDERFLOW_BIT) {
+		if (cmd->data_direction == DMA_TO_DEVICE) {
+			/* residual data from an underflow write */
+			srp_rsp->flags = SRP_RSP_FLAG_DOUNDER;
+			srp_rsp->data_out_res_cnt = cpu_to_be32(resid);
+		} else if (cmd->data_direction == DMA_FROM_DEVICE) {
+			/* residual data from an underflow read */
+			srp_rsp->flags = SRP_RSP_FLAG_DIUNDER;
+			srp_rsp->data_in_res_cnt = cpu_to_be32(resid);
+		}
+	} else if (cmd->se_cmd_flags & SCF_OVERFLOW_BIT) {
+		if (cmd->data_direction == DMA_TO_DEVICE) {
+			/* residual data from an overflow write */
+			srp_rsp->flags = SRP_RSP_FLAG_DOOVER;
+			srp_rsp->data_out_res_cnt = cpu_to_be32(resid);
+		} else if (cmd->data_direction == DMA_FROM_DEVICE) {
+			/* residual data from an overflow read */
+			srp_rsp->flags = SRP_RSP_FLAG_DIOVER;
+			srp_rsp->data_in_res_cnt = cpu_to_be32(resid);
+		}
+	}
+
 	if (sense_data_len) {
 		BUILD_BUG_ON(MIN_MAX_RSP_SIZE <= sizeof(*srp_rsp));
 		max_sense_len = ch->max_ti_iu_len - sizeof(*srp_rsp);

index c0e25bf55fb8..83aba0bbff77 100644
@@ -203,7 +203,6 @@ struct ov6650 {
 	unsigned long		pclk_max;	/* from resolution and format */
 	struct v4l2_fract	tpf;		/* as requested with s_parm */
 	enum v4l2_mbus_pixelcode code;
-	enum v4l2_colorspace	colorspace;
 };
 
 

@@ -508,7 +507,7 @@ static int ov6650_g_fmt(struct v4l2_subdev *sd,
 	mf->width	= priv->rect.width >> priv->half_scale;
 	mf->height	= priv->rect.height >> priv->half_scale;
 	mf->code	= priv->code;
-	mf->colorspace	= priv->colorspace;
+	mf->colorspace	= V4L2_COLORSPACE_SRGB;
 	mf->field	= V4L2_FIELD_NONE;
 
 	return 0;

@@ -606,7 +605,6 @@ static int ov6650_s_fmt(struct v4l2_subdev *sd, struct v4l2_mbus_framefmt *mf)
 		dev_err(&client->dev, "Pixel format not handled: 0x%x\n", code);
 		return -EINVAL;
 	}
-	priv->code = code;
 
 	if (code == V4L2_MBUS_FMT_Y8_1X8 ||
 			code == V4L2_MBUS_FMT_SBGGR8_1X8) {

@@ -619,11 +617,6 @@ static int ov6650_s_fmt(struct v4l2_subdev *sd, struct v4l2_mbus_framefmt *mf)
 		priv->pclk_max = 8000000;
 	}
 
-	if (code == V4L2_MBUS_FMT_SBGGR8_1X8)
-		priv->colorspace = V4L2_COLORSPACE_SRGB;
-	else if (code != 0)
-		priv->colorspace = V4L2_COLORSPACE_JPEG;
-
 	if (half_scale) {
 		dev_dbg(&client->dev, "max resolution: QCIF\n");
 		coma_set |= COMA_QCIF;

@@ -632,7 +625,6 @@ static int ov6650_s_fmt(struct v4l2_subdev *sd, struct v4l2_mbus_framefmt *mf)
 		dev_dbg(&client->dev, "max resolution: CIF\n");
 		coma_mask |= COMA_QCIF;
 	}
-	priv->half_scale = half_scale;
 
 	if (sense) {
 		if (sense->master_clock == 8000000) {

@@ -672,11 +664,14 @@ static int ov6650_s_fmt(struct v4l2_subdev *sd, struct v4l2_mbus_framefmt *mf)
 		ret = ov6650_reg_rmw(client, REG_COMA, coma_set, coma_mask);
 	if (!ret)
 		ret = ov6650_reg_write(client, REG_CLKRC, clkrc);
-	if (!ret)
+	if (!ret) {
+		priv->half_scale = half_scale;
+
 		ret = ov6650_reg_rmw(client, REG_COML, coml_set, coml_mask);
+	}
 
 	if (!ret) {
-		mf->colorspace	= priv->colorspace;
+		priv->code = code;
 		mf->width = priv->rect.width >> half_scale;
 		mf->height = priv->rect.height >> half_scale;
 	}

@@ -695,6 +690,7 @@ static int ov6650_try_fmt(struct v4l2_subdev *sd,
 				&mf->height, 2, H_CIF, 1, 0);
 
 	mf->field = V4L2_FIELD_NONE;
+	mf->colorspace = V4L2_COLORSPACE_SRGB;
 
 	switch (mf->code) {
 	case V4L2_MBUS_FMT_Y10_1X10:

@@ -704,12 +700,10 @@ static int ov6650_try_fmt(struct v4l2_subdev *sd,
 	case V4L2_MBUS_FMT_YUYV8_2X8:
 	case V4L2_MBUS_FMT_VYUY8_2X8:
 	case V4L2_MBUS_FMT_UYVY8_2X8:
-		mf->colorspace = V4L2_COLORSPACE_JPEG;
 		break;
 	default:
 		mf->code = V4L2_MBUS_FMT_SBGGR8_1X8;
 	case V4L2_MBUS_FMT_SBGGR8_1X8:
-		mf->colorspace = V4L2_COLORSPACE_SRGB;
 		break;
 	}
 

@@ -1016,7 +1010,6 @@ static int ov6650_probe(struct i2c_client *client,
 	priv->rect.height = H_CIF;
 	priv->half_scale  = false;
 	priv->code	  = V4L2_MBUS_FMT_YUYV8_2X8;
-	priv->colorspace  = V4L2_COLORSPACE_JPEG;
 
 	priv->clk = v4l2_clk_get(&client->dev, "mclk");
 	if (IS_ERR(priv->clk)) {

index 3927f0f7dea2..bd154c528a53 100644
@@ -322,7 +322,7 @@ static int isp_video_release(struct file *file)
 		ivc->streaming = 0;
 	}
 
-	vb2_fop_release(file);
+	_vb2_fop_release(file, NULL);
 
 	if (v4l2_fh_is_singular_file(file)) {
 		fimc_pipeline_call(&ivc->ve, close);

index 9cf6731fb816..224f2c168ed7 100644
@@ -1142,8 +1142,7 @@ static int wl1273_fm_fops_release(struct file *file)
 	if (radio->rds_users > 0) {
 		radio->rds_users--;
 		if (radio->rds_users == 0) {
-			if (mutex_lock_interruptible(&core->lock))
-				return -EINTR;
+			mutex_lock(&core->lock);
 
 			radio->irq_flags &= ~WL1273_RDS_EVENT;
 

56 lines not on this page · raw message

246 lines not on this page · raw message

index a0c73cf1517c..ec0e17243c02 100644
@@ -391,8 +391,6 @@ struct usb_usbvision {
 	unsigned char iface_alt;					/* Alt settings */
 	unsigned char vin_reg2_preset;
 	struct mutex v4l2_lock;
-	struct timer_list power_off_timer;
-	struct work_struct power_off_work;
 	int power;							/* is the device powered on? */
 	int user;							/* user count for exclusive use */
 	int initialized;						/* Had we already sent init sequence? */

@@ -510,9 +508,6 @@ int usbvision_muxsel(struct usb_usbvision *usbvision, int channel);
 int usbvision_set_input(struct usb_usbvision *usbvision);
 int usbvision_set_output(struct usb_usbvision *usbvision, int width, int height);
 
-void usbvision_init_power_off_timer(struct usb_usbvision *usbvision);
-void usbvision_set_power_off_timer(struct usb_usbvision *usbvision);
-void usbvision_reset_power_off_timer(struct usb_usbvision *usbvision);
 int usbvision_power_off(struct usb_usbvision *usbvision);
 int usbvision_power_on(struct usb_usbvision *usbvision);
 

index 1e47903fa184..f973e5a98d0b 100644
@@ -12,6 +12,7 @@
  * published by the Free Software Foundation.
  */
 
+#include <linux/spinlock.h>
 #include <linux/delay.h>
 #include <linux/dma-mapping.h>
 #include <linux/platform_device.h>

@@ -300,6 +301,7 @@ static void sdhci_cmu_set_clock(struct sdhci_host *host, unsigned int clock)
 	struct device *dev = &ourhost->pdev->dev;
 	unsigned long timeout;
 	u16 clk = 0;
+	int ret;
 
 	host->mmc->actual_clock = 0;
 

@@ -311,7 +313,19 @@ static void sdhci_cmu_set_clock(struct sdhci_host *host, unsigned int clock)
 
 	sdhci_s3c_set_clock(host, clock);
 
-	clk_set_rate(ourhost->clk_bus[ourhost->cur_clk], clock);
+	/* Reset SD Clock Enable */
+	clk = sdhci_readw(host, SDHCI_CLOCK_CONTROL);
+	clk &= ~SDHCI_CLOCK_CARD_EN;
+	sdhci_writew(host, clk, SDHCI_CLOCK_CONTROL);
+
+	spin_unlock_irq(&host->lock);
+	ret = clk_set_rate(ourhost->clk_bus[ourhost->cur_clk], clock);
+	spin_lock_irq(&host->lock);
+	if (ret != 0) {
+		dev_err(dev, "%s: failed to set clock rate %uHz\n",
+			mmc_hostname(host->mmc), clock);
+		return;
+	}
 
 	clk = SDHCI_CLOCK_INT_EN;
 	sdhci_writew(host, clk, SDHCI_CLOCK_CONTROL);

index c4176b0f382d..d839460f023f 100644
@@ -595,6 +595,26 @@ static int spear_mtd_read(struct mtd_info *mtd, loff_t from, size_t len,
 	return 0;
 }
 
+/*
+ * The purpose of this function is to ensure a memcpy_toio() with byte writes
+ * only. Its structure is inspired from the ARM implementation of _memcpy_toio()
+ * which also does single byte writes but cannot be used here as this is just an
+ * implementation detail and not part of the API. Not mentioning the comment
+ * stating that _memcpy_toio() should be optimized.
+ */
+static void spear_smi_memcpy_toio_b(volatile void __iomem *dest,
+				    const void *src, size_t len)
+{
+	const unsigned char *from = src;
+
+	while (len) {
+		len--;
+		writeb(*from, dest);
+		from++;
+		dest++;
+	}
+}
+
 static inline int spear_smi_cpy_toio(struct spear_smi *dev, u32 bank,
 		void __iomem *dest, const void *src, size_t len)
 {

@@ -617,7 +637,23 @@ static inline int spear_smi_cpy_toio(struct spear_smi *dev, u32 bank,
 	ctrlreg1 = readl(dev->io_base + SMI_CR1);
 	writel((ctrlreg1 | WB_MODE) & ~SW_MODE, dev->io_base + SMI_CR1);
 
-	memcpy_toio(dest, src, len);
+	/*
+	 * In Write Burst mode (WB_MODE), the specs states that writes must be:
+	 * - incremental
+	 * - of the same size
+	 * The ARM implementation of memcpy_toio() will optimize the number of
+	 * I/O by using as much 4-byte writes as possible, surrounded by
+	 * 2-byte/1-byte access if:
+	 * - the destination is not 4-byte aligned
+	 * - the length is not a multiple of 4-byte.
+	 * Avoid this alternance of write access size by using our own 'byte
+	 * access' helper if at least one of the two conditions above is true.
+	 */
+	if (IS_ALIGNED(len, sizeof(u32)) &&
+	    IS_ALIGNED((uintptr_t)dest, sizeof(u32)))
+		memcpy_toio(dest, src, len);
+	else
+		spear_smi_memcpy_toio_b(dest, src, len);
 
 	writel(ctrlreg1, dev->io_base + SMI_CR1);
 

index d44f22a487ab..66ca0978ec06 100644
@@ -1914,7 +1914,8 @@ u16 bnx2x_select_queue(struct net_device *dev, struct sk_buff *skb,
 	}
 
 	/* select a non-FCoE queue */
-	return fallback(dev, skb) % (BNX2X_NUM_ETH_QUEUES(bp));
+	return fallback(dev, skb) %
+			(BNX2X_NUM_ETH_QUEUES(bp) * bp->max_cos);
 }
 
 void bnx2x_set_num_queues(struct bnx2x *bp)

index 1ad65fefa7aa..4561b16a9ebb 100644
@@ -298,7 +298,7 @@ struct dma_features {
 struct stmmac_desc_ops {
 	/* DMA RX descriptor ring initialization */
 	void (*init_rx_desc) (struct dma_desc *p, int disable_rx_ic, int mode,
-			      int end);
+			      int end, int bfsize);
 	/* DMA TX descriptor ring initialization */
 	void (*init_tx_desc) (struct dma_desc *p, int mode, int end);
 

index 166add5dc40b..f4f9f35d30b1 100644
@@ -33,9 +33,10 @@
 /* Specific functions used for Ring mode */
 
 /* Enhanced descriptors */
-static inline void ehn_desc_rx_set_on_ring(struct dma_desc *p, int end)
+static inline void ehn_desc_rx_set_on_ring(struct dma_desc *p, int end, int bfsize)
 {
-	p->des01.erx.buffer2_size = BUF_SIZE_8KiB;
+	if (bfsize == BUF_SIZE_16KiB)
+		p->des01.erx.buffer2_size = BUF_SIZE_8KiB;
 	if (end)
 		p->des01.erx.end_ring = 1;
 }

@@ -61,9 +62,14 @@ static inline void enh_set_tx_desc_len_on_ring(struct dma_desc *p, int len)
 }
 
 /* Normal descriptors */
-static inline void ndesc_rx_set_on_ring(struct dma_desc *p, int end)
+static inline void ndesc_rx_set_on_ring(struct dma_desc *p, int end, int bfsize)
 {
-	p->des01.rx.buffer2_size = BUF_SIZE_2KiB - 1;
+	int size;
+
+	if (bfsize >= BUF_SIZE_2KiB) {
+		size = min(bfsize - BUF_SIZE_2KiB + 1, BUF_SIZE_2KiB - 1);
+		p->des01.rx.buffer2_size = size;
+	}
 	if (end)
 		p->des01.rx.end_ring = 1;
 }

index 9d64428a327a..8f54ed9cc465 100644
@@ -238,16 +238,20 @@ static int enh_desc_get_rx_status(void *data, struct stmmac_extra_stats *x,
 }
 
 static void enh_desc_init_rx_desc(struct dma_desc *p, int disable_rx_ic,
-				  int mode, int end)
+				  int mode, int end, int bfsize)
 {
+	int bfsize1;
+
 	p->des01.all_flags = 0;
 	p->des01.erx.own = 1;
-	p->des01.erx.buffer1_size = BUF_SIZE_8KiB;
+
+	bfsize1 = min(bfsize, BUF_SIZE_8KiB);
+	p->des01.erx.buffer1_size = bfsize1;
 
 	if (mode == STMMAC_CHAIN_MODE)
 		ehn_desc_rx_set_on_chain(p, end);
 	else
-		ehn_desc_rx_set_on_ring(p, end);
+		ehn_desc_rx_set_on_ring(p, end, bfsize);
 
 	if (disable_rx_ic)
 		p->des01.erx.disable_ic = 1;

index 48c3456445b2..07e0c03cfb10 100644
@@ -121,16 +121,20 @@ static int ndesc_get_rx_status(void *data, struct stmmac_extra_stats *x,
 }
 
 static void ndesc_init_rx_desc(struct dma_desc *p, int disable_rx_ic, int mode,
-			       int end)
+			       int end, int bfsize)
 {
+	int bfsize1;
+
 	p->des01.all_flags = 0;
 	p->des01.rx.own = 1;
-	p->des01.rx.buffer1_size = BUF_SIZE_2KiB - 1;
+
+	bfsize1 = min(bfsize, (BUF_SIZE_2KiB - 1));
+	p->des01.rx.buffer1_size = bfsize1;
 
 	if (mode == STMMAC_CHAIN_MODE)
 		ndesc_rx_set_on_chain(p, end);
 	else
-		ndesc_rx_set_on_ring(p, end);
+		ndesc_rx_set_on_ring(p, end, bfsize);
 
 	if (disable_rx_ic)
 		p->des01.rx.disable_ic = 1;

index fd35371ffae5..5fe95ef7954b 100644
@@ -933,11 +933,11 @@ static void stmmac_clear_descriptors(struct stmmac_priv *priv)
 		if (priv->extend_desc)
 			priv->hw->desc->init_rx_desc(&priv->dma_erx[i].basic,
 						     priv->use_riwt, priv->mode,
-						     (i == rxsize - 1));
+						     (i == rxsize - 1), priv->dma_buf_sz);
 		else
 			priv->hw->desc->init_rx_desc(&priv->dma_rx[i],
 						     priv->use_riwt, priv->mode,
-						     (i == rxsize - 1));
+						     (i == rxsize - 1), priv->dma_buf_sz);
 	for (i = 0; i < txsize; i++)
 		if (priv->extend_desc)
 			priv->hw->desc->init_tx_desc(&priv->dma_etx[i].basic,

@@ -2060,8 +2060,7 @@ static inline void stmmac_rx_refill(struct stmmac_priv *priv)
 static int stmmac_rx(struct stmmac_priv *priv, int limit)
 {
 	unsigned int rxsize = priv->dma_rx_size;
-	unsigned int entry = priv->cur_rx % rxsize;
-	unsigned int next_entry;
+	unsigned int next_entry = priv->cur_rx % rxsize;
 	unsigned int count = 0;
 	int coe = priv->plat->rx_coe;
 

@@ -2073,9 +2072,11 @@ static int stmmac_rx(struct stmmac_priv *priv, int limit)
 			stmmac_display_ring((void *)priv->dma_rx, rxsize, 0);
 	}
 	while (count < limit) {
-		int status;
+		int status, entry;
 		struct dma_desc *p;
 
+		entry = next_entry;
+
 		if (priv->extend_desc)
 			p = (struct dma_desc *)(priv->dma_erx + entry);
 		else

@@ -2120,6 +2121,12 @@ static int stmmac_rx(struct stmmac_priv *priv, int limit)
 
 			frame_len = priv->hw->desc->get_rx_frame_len(p, coe);
 
+			/*  check if frame_len fits the preallocated memory */
+			if (frame_len > priv->dma_buf_sz) {
+				priv->dev->stats.rx_length_errors++;
+				continue;
+			}
+
 			/* ACS is set; GMAC core strips PAD/FCS for IEEE 802.3
 			 * Type frames (LLC/LLC-SNAP)
 			 */

@@ -2138,7 +2145,7 @@ static int stmmac_rx(struct stmmac_priv *priv, int limit)
 				pr_err("%s: Inconsistent Rx descriptor chain\n",
 				       priv->dev->name);
 				priv->dev->stats.rx_dropped++;
-				break;
+				continue;
 			}
 			prefetch(skb->data - NET_IP_ALIGN);
 			priv->rx_skbuff[entry] = NULL;

@@ -2169,7 +2176,6 @@ static int stmmac_rx(struct stmmac_priv *priv, int limit)
 			priv->dev->stats.rx_packets++;
 			priv->dev->stats.rx_bytes += frame_len;
 		}
-		entry = next_entry;
 	}
 
 	stmmac_rx_refill(priv);

index 619b815f9bac..3f8f6b704898 100644
@@ -82,7 +82,7 @@ struct cpdma_desc {
 
 struct cpdma_desc_pool {
 	phys_addr_t		phys;
-	u32			hw_addr;
+	dma_addr_t		hw_addr;
 	void __iomem		*iomap;		/* ioremap map */
 	void			*cpumap;	/* dma_alloc map */
 	int			desc_size, mem_size;

@@ -152,7 +152,7 @@ struct cpdma_chan {
  * abstract out these details
  */
 static struct cpdma_desc_pool *
-cpdma_desc_pool_create(struct device *dev, u32 phys, u32 hw_addr,
+cpdma_desc_pool_create(struct device *dev, u32 phys, dma_addr_t hw_addr,
 				int size, int align)
 {
 	int bitmap_size;

@@ -176,13 +176,13 @@ cpdma_desc_pool_create(struct device *dev, u32 phys, u32 hw_addr,
 
 	if (phys) {
 		pool->phys  = phys;
-		pool->iomap = ioremap(phys, size);
+		pool->iomap = ioremap(phys, size); /* should be memremap? */
 		pool->hw_addr = hw_addr;
 	} else {
-		pool->cpumap = dma_alloc_coherent(dev, size, &pool->phys,
+		pool->cpumap = dma_alloc_coherent(dev, size, &pool->hw_addr,
 						  GFP_KERNEL);
-		pool->iomap = pool->cpumap;
-		pool->hw_addr = pool->phys;
+		pool->iomap = (void __iomem __force *)pool->cpumap;
+		pool->phys = pool->hw_addr; /* assumes no IOMMU, don't use this value */
 	}
 
 	if (pool->iomap)

index 7ba1bfea2864..9493690885cf 100644
@@ -262,10 +262,11 @@ static void macvlan_broadcast_enqueue(struct macvlan_port *port,
 	}
 	spin_unlock(&port->bc_queue.lock);
 
+	schedule_work(&port->bc_work);
+
 	if (err)
 		goto free_nskb;
 
-	schedule_work(&port->bc_work);
 	return;
 
 free_nskb:

index f92050617ae6..aa06231d8b58 100644
@@ -255,7 +255,8 @@ static int ar5523_cmd(struct ar5523 *ar, u32 code, const void *idata,
 
 	if (flags & AR5523_CMD_FLAG_MAGIC)
 		hdr->magic = cpu_to_be32(1 << 24);
-	memcpy(hdr + 1, idata, ilen);
+	if (ilen)
+		memcpy(hdr + 1, idata, ilen);
 
 	cmd->odata = odata;
 	cmd->olen = olen;

index d429dcbcb055..fef0c928ca31 100644
@@ -4107,7 +4107,7 @@ static void ar9003_hw_thermometer_apply(struct ath_hw *ah)
 
 static void ar9003_hw_thermo_cal_apply(struct ath_hw *ah)
 {
-	u32 data, ko, kg;
+	u32 data = 0, ko, kg;
 
 	if (!AR_SREV_9462_20_OR_LATER(ah))
 		return;

index e23d67e0bfe6..306481e4142d 100644
@@ -316,12 +316,12 @@ int cw1200_load_firmware(struct cw1200_common *priv)
 		goto out;
 	}
 
-	priv->hw_type = cw1200_get_hw_type(val32, &major_revision);
-	if (priv->hw_type < 0) {
+	ret = cw1200_get_hw_type(val32, &major_revision);
+	if (ret < 0) {
 		pr_err("Can't deduce hardware type.\n");
-		ret = -ENOTSUPP;
 		goto out;
 	}
+	priv->hw_type = ret;
 
 	/* Set DPLL Reg value, and read back to confirm writes work */
 	ret = cw1200_reg_write_32(priv, ST90TDS_TSET_GEN_R_W_REG_ID,

index ca4d6692cc4e..47e5fa70483d 100644
@@ -184,6 +184,9 @@ void iwl_leds_init(struct iwl_priv *priv)
 
 	priv->led.name = kasprintf(GFP_KERNEL, "%s-led",
 				   wiphy_name(priv->hw->wiphy));
+	if (!priv->led.name)
+		return;
+
 	priv->led.brightness_set = iwl_led_brightness_set;
 	priv->led.blink_set = iwl_led_blink_set;
 	priv->led.max_brightness = 1;

index e3b3cf4dbd77..948be43e4d26 100644
@@ -109,6 +109,9 @@ int iwl_mvm_leds_init(struct iwl_mvm *mvm)
 
 	mvm->led.name = kasprintf(GFP_KERNEL, "%s-led",
 				   wiphy_name(mvm->hw->wiphy));
+	if (!mvm->led.name)
+		return -ENOMEM;
+
 	mvm->led.brightness_set = iwl_led_brightness_set;
 	mvm->led.max_brightness = 1;
 

index 1d6c61ad7da7..792e56fe0446 100644
@@ -220,8 +220,9 @@ u32 default_msix_mask_irq(struct msi_desc *desc, u32 flag)
 	u32 mask_bits = desc->masked;
 	unsigned offset = desc->msi_attrib.entry_nr * PCI_MSIX_ENTRY_SIZE +
 						PCI_MSIX_ENTRY_VECTOR_CTRL;
+
 	mask_bits &= ~PCI_MSIX_ENTRY_CTRL_MASKBIT;
-	if (flag)
+	if (flag & PCI_MSIX_ENTRY_CTRL_MASKBIT)
 		mask_bits |= PCI_MSIX_ENTRY_CTRL_MASKBIT;
 	writel(mask_bits, desc->mask_base + offset);
 

index 22f4b928fbdf..496eafc7ac79 100644
@@ -3787,7 +3787,7 @@ int pci_dev_specific_acs_enabled(struct pci_dev *dev, u16 acs_flags)
 #define INTEL_BSPR_REG_BPPD  (1 << 9)
 
 /* Upstream Peer Decode Configuration Register */
-#define INTEL_UPDCR_REG 0x1114
+#define INTEL_UPDCR_REG 0x1014
 /* 5:0 Peer Decode Enable bits */
 #define INTEL_UPDCR_REG_MASK 0x3f
 

index ad3eaad17001..f0b6d3a15121 100644
@@ -497,8 +497,10 @@ static int s3c24xx_eint_init(struct samsung_pinctrl_drv_data *d)
 		return -ENODEV;
 
 	eint_data = devm_kzalloc(dev, sizeof(*eint_data), GFP_KERNEL);
-	if (!eint_data)
+	if (!eint_data) {
+		of_node_put(eint_np);
 		return -ENOMEM;
+	}
 
 	eint_data->drvdata = d;
 

@@ -510,6 +512,7 @@ static int s3c24xx_eint_init(struct samsung_pinctrl_drv_data *d)
 		irq = irq_of_parse_and_map(eint_np, i);
 		if (!irq) {
 			dev_err(dev, "failed to get wakeup EINT IRQ %d\n", i);
+			of_node_put(eint_np);
 			return -ENXIO;
 		}
 

@@ -517,6 +520,7 @@ static int s3c24xx_eint_init(struct samsung_pinctrl_drv_data *d)
 		irq_set_chained_handler(irq, handlers[i]);
 		irq_set_handler_data(irq, eint_data);
 	}
+	of_node_put(eint_np);
 
 	bank = d->ctrl->pin_banks;
 	for (i = 0; i < d->ctrl->nr_banks; ++i, ++bank) {

index 89143c903000..cad8f97e046d 100644
@@ -718,6 +718,7 @@ static int s3c64xx_eint_eint0_init(struct samsung_pinctrl_drv_data *d)
 	data = devm_kzalloc(dev, sizeof(*data), GFP_KERNEL);
 	if (!data) {
 		dev_err(dev, "could not allocate memory for wkup eint data\n");
+		of_node_put(eint0_np);
 		return -ENOMEM;
 	}
 	data->drvdata = d;

@@ -728,12 +729,14 @@ static int s3c64xx_eint_eint0_init(struct samsung_pinctrl_drv_data *d)
 		irq = irq_of_parse_and_map(eint0_np, i);
 		if (!irq) {
 			dev_err(dev, "failed to get wakeup EINT IRQ %d\n", i);
+			of_node_put(eint0_np);
 			return -ENXIO;
 		}
 
 		irq_set_chained_handler(irq, s3c64xx_eint0_handlers[i]);
 		irq_set_handler_data(irq, data);
 	}
+	of_node_put(eint0_np);
 
 	bank = d->ctrl->pin_banks;
 	for (i = 0; i < d->ctrl->nr_banks; ++i, ++bank) {

index 450d790c8bbf..d5f86dbf6dd6 100644
@@ -90,7 +90,7 @@ struct bios_args {
 	u32 command;
 	u32 commandtype;
 	u32 datasize;
-	u32 data;
+	u8 data[128];
 };
 
 struct bios_return {

@@ -199,7 +199,7 @@ static int hp_wmi_perform_query(int query, int write, void *buffer,
 		.command = write ? 0x2 : 0x1,
 		.commandtype = query,
 		.datasize = insize,
-		.data = 0,
+		.data = { 0 },
 	};
 	struct acpi_buffer input = { sizeof(struct bios_args), &args };
 	struct acpi_buffer output = { ACPI_ALLOCATE_BUFFER, NULL };

@@ -207,7 +207,7 @@ static int hp_wmi_perform_query(int query, int write, void *buffer,
 
 	if (WARN_ON(insize > sizeof(args.data)))
 		return -EINVAL;
-	memcpy(&args.data, buffer, insize);
+	memcpy(&args.data[0], buffer, insize);
 
 	wmi_evaluate_method(HPWMI_BIOS_GUID, 0, 0x3, &input, &output);
 

@@ -400,7 +400,7 @@ static int hp_wmi_rfkill2_refresh(void)
 	struct bios_rfkill2_state state;
 
 	err = hp_wmi_perform_query(HPWMI_WIRELESS2_QUERY, 0, &state,
-				   0, sizeof(state));
+				   sizeof(state), sizeof(state));
 	if (err)
 		return err;
 

@@ -825,7 +825,7 @@ static int __init hp_wmi_rfkill2_setup(struct platform_device *device)
 	int err, i;
 	struct bios_rfkill2_state state;
 	err = hp_wmi_perform_query(HPWMI_WIRELESS2_QUERY, 0, &state,
-				   0, sizeof(state));
+				   sizeof(state), sizeof(state));
 	if (err)
 		return err;
 

index c625468c7f2c..267d2a19fa99 100644
@@ -1099,23 +1099,6 @@ static struct ab8500_regulator_info
 		.update_val_idle	= 0x82,
 		.update_val_normal	= 0x02,
 	},
-	[AB8505_LDO_USB] = {
-		.desc = {
-			.name           = "LDO-USB",
-			.ops            = &ab8500_regulator_mode_ops,
-			.type           = REGULATOR_VOLTAGE,
-			.id             = AB8505_LDO_USB,
-			.owner          = THIS_MODULE,
-			.n_voltages     = 1,
-			.volt_table	= fixed_3300000_voltage,
-		},
-		.update_bank            = 0x03,
-		.update_reg             = 0x82,
-		.update_mask            = 0x03,
-		.update_val		= 0x01,
-		.update_val_idle	= 0x03,
-		.update_val_normal	= 0x01,
-	},
 	[AB8505_LDO_AUDIO] = {
 		.desc = {
 			.name		= "LDO-AUDIO",

index 426cb5189daa..7e09e2f16515 100644
@@ -130,7 +130,8 @@ static int msm6242_read_time(struct device *dev, struct rtc_time *tm)
 		      msm6242_read(priv, MSM6242_SECOND1);
 	tm->tm_min  = msm6242_read(priv, MSM6242_MINUTE10) * 10 +
 		      msm6242_read(priv, MSM6242_MINUTE1);
-	tm->tm_hour = (msm6242_read(priv, MSM6242_HOUR10 & 3)) * 10 +
+	tm->tm_hour = (msm6242_read(priv, MSM6242_HOUR10) &
+		       MSM6242_HOUR10_HR_MASK) * 10 +
 		      msm6242_read(priv, MSM6242_HOUR1);
 	tm->tm_mday = msm6242_read(priv, MSM6242_DAY10) * 10 +
 		      msm6242_read(priv, MSM6242_DAY1);

index ee662b7b09bf..de396ece93db 100644
@@ -93,11 +93,9 @@ void zfcp_dbf_hba_fsf_res(char *tag, int level, struct zfcp_fsf_req *req)
 	memcpy(rec->u.res.fsf_status_qual, &q_head->fsf_status_qual,
 	       FSF_STATUS_QUALIFIER_SIZE);
 
-	if (req->fsf_command != FSF_QTCB_FCP_CMND) {
-		rec->pl_len = q_head->log_length;
-		zfcp_dbf_pl_write(dbf, (char *)q_pref + q_head->log_start,
-				  rec->pl_len, "fsf_res", req->req_id);
-	}
+	rec->pl_len = q_head->log_length;
+	zfcp_dbf_pl_write(dbf, (char *)q_pref + q_head->log_start,
+			  rec->pl_len, "fsf_res", req->req_id);
 
 	debug_event(dbf->hba, level, rec, sizeof(*rec));
 	spin_unlock_irqrestore(&dbf->hba_lock, flags);

index 0bf408ac5b7a..e4bc1bc1827c 100644
@@ -913,12 +913,12 @@ void bnx2i_free_hba(struct bnx2i_hba *hba)
 	INIT_LIST_HEAD(&hba->ep_ofld_list);
 	INIT_LIST_HEAD(&hba->ep_active_list);
 	INIT_LIST_HEAD(&hba->ep_destroy_list);
-	pci_dev_put(hba->pcidev);
 
 	if (hba->regview) {
 		pci_iounmap(hba->pcidev, hba->regview);
 		hba->regview = NULL;
 	}
+	pci_dev_put(hba->pcidev);
 	bnx2i_free_mp_bdt(hba);
 	bnx2i_release_free_cid_que(hba);
 	iscsi_host_free(shost);

index ffe9be04dc39..289124e3786b 100644
@@ -292,6 +292,7 @@ csio_ln_fdmi_rhba_cbfn(struct csio_hw *hw, struct csio_ioreq *fdmi_req)
 	struct fc_fdmi_port_name *port_name;
 	uint8_t buf[64];
 	uint8_t *fc4_type;
+	unsigned long flags;
 
 	if (fdmi_req->wr_status != FW_SUCCESS) {
 		csio_ln_dbg(ln, "WR error:%x in processing fdmi rhba cmd\n",

@@ -369,13 +370,13 @@ csio_ln_fdmi_rhba_cbfn(struct csio_hw *hw, struct csio_ioreq *fdmi_req)
 	len = (uint32_t)(pld - (uint8_t *)cmd);
 
 	/* Submit FDMI RPA request */
-	spin_lock_irq(&hw->lock);
+	spin_lock_irqsave(&hw->lock, flags);
 	if (csio_ln_mgmt_submit_req(fdmi_req, csio_ln_fdmi_done,
 				FCOE_CT, &fdmi_req->dma_buf, len)) {
 		CSIO_INC_STATS(ln, n_fdmi_err);
 		csio_ln_dbg(ln, "Failed to issue fdmi rpa req\n");
 	}
-	spin_unlock_irq(&hw->lock);
+	spin_unlock_irqrestore(&hw->lock, flags);
 }
 
 /*

@@ -396,6 +397,7 @@ csio_ln_fdmi_dprt_cbfn(struct csio_hw *hw, struct csio_ioreq *fdmi_req)
 	struct fc_fdmi_rpl *reg_pl;
 	struct fs_fdmi_attrs *attrib_blk;
 	uint8_t buf[64];
+	unsigned long flags;
 
 	if (fdmi_req->wr_status != FW_SUCCESS) {
 		csio_ln_dbg(ln, "WR error:%x in processing fdmi dprt cmd\n",

@@ -476,13 +478,13 @@ csio_ln_fdmi_dprt_cbfn(struct csio_hw *hw, struct csio_ioreq *fdmi_req)
 	attrib_blk->numattrs = htonl(numattrs);
 
 	/* Submit FDMI RHBA request */
-	spin_lock_irq(&hw->lock);
+	spin_lock_irqsave(&hw->lock, flags);
 	if (csio_ln_mgmt_submit_req(fdmi_req, csio_ln_fdmi_rhba_cbfn,
 				FCOE_CT, &fdmi_req->dma_buf, len)) {
 		CSIO_INC_STATS(ln, n_fdmi_err);
 		csio_ln_dbg(ln, "Failed to issue fdmi rhba req\n");
 	}
-	spin_unlock_irq(&hw->lock);
+	spin_unlock_irqrestore(&hw->lock, flags);
 }
 
 /*

@@ -497,6 +499,7 @@ csio_ln_fdmi_dhba_cbfn(struct csio_hw *hw, struct csio_ioreq *fdmi_req)
 	void *cmd;
 	struct fc_fdmi_port_name *port_name;
 	uint32_t len;
+	unsigned long flags;
 
 	if (fdmi_req->wr_status != FW_SUCCESS) {
 		csio_ln_dbg(ln, "WR error:%x in processing fdmi dhba cmd\n",

@@ -527,13 +530,13 @@ csio_ln_fdmi_dhba_cbfn(struct csio_hw *hw, struct csio_ioreq *fdmi_req)
 	len += sizeof(*port_name);
 
 	/* Submit FDMI request */
-	spin_lock_irq(&hw->lock);
+	spin_lock_irqsave(&hw->lock, flags);
 	if (csio_ln_mgmt_submit_req(fdmi_req, csio_ln_fdmi_dprt_cbfn,
 				FCOE_CT, &fdmi_req->dma_buf, len)) {
 		CSIO_INC_STATS(ln, n_fdmi_err);
 		csio_ln_dbg(ln, "Failed to issue fdmi dprt req\n");
 	}
-	spin_unlock_irq(&hw->lock);
+	spin_unlock_irqrestore(&hw->lock, flags);
 }
 
 /**

index b7dc59fca7a6..0016dca70df0 100644
@@ -1197,6 +1197,7 @@ bool esas2r_nvram_read_direct(struct esas2r_adapter *a)
 	if (!esas2r_read_flash_block(a, a->nvram, FLS_OFFSET_NVR,
 				     sizeof(struct esas2r_sas_nvram))) {
 		esas2r_hdebug("NVRAM read failed, using defaults");
+		up(&a->nvram_semaphore);
 		return false;
 	}
 

index 7a5d81a65be8..e53ea24e713d 100644
@@ -3861,7 +3861,7 @@ lpfc_cmpl_els_rsp(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb,
 		mempool_free(mbox, phba->mbox_mem_pool);
 	}
 out:
-	if (ndlp && NLP_CHK_NODE_ACT(ndlp)) {
+	if (ndlp && NLP_CHK_NODE_ACT(ndlp) && shost) {
 		spin_lock_irq(shost->host_lock);
 		ndlp->nlp_flag &= ~(NLP_ACC_REGLOGIN | NLP_RM_DFLT_RPI);
 		spin_unlock_irq(shost->host_lock);

index 0a3312c6dd6d..f6d93fa49d0b 100644
@@ -641,9 +641,6 @@ int qla4xxx_initialize_fw_cb(struct scsi_qla_host * ha)
 
 	if (qla4xxx_get_ifcb(ha, &mbox_cmd[0], &mbox_sts[0], init_fw_cb_dma) !=
 	    QLA_SUCCESS) {
-		dma_free_coherent(&ha->pdev->dev,
-				  sizeof(struct addr_ctrl_blk),
-				  init_fw_cb, init_fw_cb_dma);
 		goto exit_init_fw_cb;
 	}
 

195 lines not on this page · raw message

index 27ebf096e703..f4890340d2b4 100644
@@ -242,7 +242,6 @@ struct atmel_spi {
 	struct atmel_spi_dma	dma;
 
 	bool			keep_cs;
-	bool			cs_active;
 };
 
 /* Controller-specific per-slave state */

@@ -1190,11 +1189,9 @@ static int atmel_spi_one_transfer(struct spi_master *master,
 				 &msg->transfers)) {
 			as->keep_cs = true;
 		} else {
-			as->cs_active = !as->cs_active;
-			if (as->cs_active)
-				cs_activate(as, msg->spi);
-			else
-				cs_deactivate(as, msg->spi);
+			cs_deactivate(as, msg->spi);
+			udelay(10);
+			cs_activate(as, msg->spi);
 		}
 	}
 

@@ -1217,7 +1214,6 @@ static int atmel_spi_transfer_one_message(struct spi_master *master,
 	atmel_spi_lock(as);
 	cs_activate(as, spi);
 
-	as->cs_active = true;
 	as->keep_cs = false;
 
 	msg->status = 0;

index 6a06230a40e1..ba0b66f8c677 100644
@@ -624,8 +624,7 @@ static int binder_update_page_range(struct binder_proc *proc, int allocate,
 	return 0;
 
 free_range:
-	for (page_addr = end - PAGE_SIZE; page_addr >= start;
-	     page_addr -= PAGE_SIZE) {
+	for (page_addr = end - PAGE_SIZE; 1; page_addr -= PAGE_SIZE) {
 		page = &proc->pages[(page_addr - proc->buffer) / PAGE_SIZE];
 		if (vma)
 			zap_page_range(vma, (uintptr_t)page_addr +

@@ -636,7 +635,8 @@ static int binder_update_page_range(struct binder_proc *proc, int allocate,
 		__free_page(*page);
 		*page = NULL;
 err_alloc_page_failed:
-		;
+		if (page_addr == start)
+			break;
 	}
 err_no_vma:
 	if (mm) {

111 lines not on this page · raw message

index 2920e406030a..0fac550b6dbd 100644
@@ -1884,8 +1884,6 @@ void rtl8192_hard_data_xmit(struct sk_buff *skb, struct net_device *dev,
 	memcpy((unsigned char *)(skb->cb), &dev, sizeof(dev));
 	skb_push(skb, priv->rtllib->tx_headroom);
 	ret = rtl8192_tx(dev, skb);
-	if (ret != 0)
-		kfree_skb(skb);
 
 	if (queue_index != MGNT_QUEUE) {
 		priv->rtllib->stats.tx_bytes += (skb->len -

@@ -1893,6 +1891,9 @@ void rtl8192_hard_data_xmit(struct sk_buff *skb, struct net_device *dev,
 		priv->rtllib->stats.tx_packets++;
 	}
 
+	if (ret != 0)
+		kfree_skb(skb);
+
 	return;
 }
 

index fe958f415e85..0812b844eb9c 100644
@@ -1242,6 +1242,9 @@ static int ifx_spi_spi_remove(struct spi_device *spi)
 	struct ifx_spi_device *ifx_dev = spi_get_drvdata(spi);
 	/* stop activity */
 	tasklet_kill(&ifx_dev->io_work_tasklet);
+
+	pm_runtime_disable(&spi->dev);
+
 	/* free irq */
 	free_irq(gpio_to_irq(ifx_dev->gpio.reset_out), (void *)ifx_dev);
 	free_irq(gpio_to_irq(ifx_dev->gpio.srdy), (void *)ifx_dev);

index 21d8a5a02d05..ebfd878a448b 100644
@@ -541,7 +541,7 @@ static void imx_dma_tx(struct imx_port *sport)
 		dev_err(dev, "DMA mapping error for TX.\n");
 		return;
 	}
-	desc = dmaengine_prep_slave_sg(chan, sgl, sport->dma_tx_nents,
+	desc = dmaengine_prep_slave_sg(chan, sgl, ret,
 					DMA_MEM_TO_DEV, DMA_PREP_INTERRUPT);
 	if (!desc) {
 		dev_err(dev, "We cannot prepare for the TX slave dma!\n");

index 6c938adae429..1c438396c630 100644
@@ -316,6 +316,7 @@ static unsigned int msm_get_mctrl(struct uart_port *port)
 static void msm_reset(struct uart_port *port)
 {
 	struct msm_port *msm_port = UART_TO_MSM(port);
+	unsigned int mr;
 
 	/* reset everything */
 	msm_write(port, UART_CR_CMD_RESET_RX, UART_CR);

@@ -323,7 +324,10 @@ static void msm_reset(struct uart_port *port)
 	msm_write(port, UART_CR_CMD_RESET_ERR, UART_CR);
 	msm_write(port, UART_CR_CMD_RESET_BREAK_INT, UART_CR);
 	msm_write(port, UART_CR_CMD_RESET_CTS, UART_CR);
-	msm_write(port, UART_CR_CMD_SET_RFR, UART_CR);
+	msm_write(port, UART_CR_CMD_RESET_RFR, UART_CR);
+	mr = msm_read(port, UART_MR1);
+	mr &= ~UART_MR1_RX_RDY_CTL;
+	msm_write(port, mr, UART_MR1);
 
 	/* Disable DM modes */
 	if (msm_port->is_uartdm)

index 0cb6a8e52bd0..1d2e00b7a163 100644
@@ -251,6 +251,7 @@ struct eg20t_port {
 	struct dma_chan			*chan_rx;
 	struct scatterlist		*sg_tx_p;
 	int				nent;
+	int				orig_nent;
 	struct scatterlist		sg_rx;
 	int				tx_dma_use;
 	void				*rx_buf_virt;

@@ -803,9 +804,10 @@ static void pch_dma_tx_complete(void *arg)
 	}
 	xmit->tail &= UART_XMIT_SIZE - 1;
 	async_tx_ack(priv->desc_tx);
-	dma_unmap_sg(port->dev, sg, priv->nent, DMA_TO_DEVICE);
+	dma_unmap_sg(port->dev, sg, priv->orig_nent, DMA_TO_DEVICE);
 	priv->tx_dma_use = 0;
 	priv->nent = 0;
+	priv->orig_nent = 0;
 	kfree(priv->sg_tx_p);
 	pch_uart_hal_enable_interrupt(priv, PCH_UART_HAL_TX_INT);
 }

@@ -1030,6 +1032,7 @@ static unsigned int dma_handle_tx(struct eg20t_port *priv)
 		dev_err(priv->port.dev, "%s:dma_map_sg Failed\n", __func__);
 		return 0;
 	}
+	priv->orig_nent = num;
 	priv->nent = nent;
 
 	for (i = 0; i < nent; i++, sg++) {

index 493a7af9696f..6b71032b8123 100644
@@ -1013,7 +1013,7 @@ static int uart_break_ctl(struct tty_struct *tty, int break_state)
 
 	mutex_lock(&port->mutex);
 
-	if (uport->type != PORT_UNKNOWN)
+	if (uport->type != PORT_UNKNOWN && uport->ops->break_ctl)
 		uport->ops->break_ctl(uport, break_state);
 
 	mutex_unlock(&port->mutex);

index 4e3722d1906f..586fc6600484 100644
@@ -1358,7 +1358,7 @@ static void kbd_event(struct input_handle *handle, unsigned int event_type,
 
 	if (event_type == EV_MSC && event_code == MSC_RAW && HW_RAW(handle->dev))
 		kbd_rawcode(value);
-	if (event_type == EV_KEY)
+	if (event_type == EV_KEY && event_code <= KEY_MAX)
 		kbd_keycode(event_code, value, HW_RAW(handle->dev));
 
 	spin_unlock(&kbd_event_lock);

index cec7a62b4028..2e9e0012286b 100644
@@ -5535,7 +5535,7 @@ static int usb_reset_and_verify_device(struct usb_device *udev)
 
 /**
  * usb_reset_device - warn interface drivers and perform a USB port reset
- * @udev: device to reset (not in SUSPENDED or NOTATTACHED state)
+ * @udev: device to reset (not in NOTATTACHED state)
  *
  * Warns all drivers bound to registered interfaces (using their pre_reset
  * method), performs the port reset, and then lets the drivers know that

@@ -5563,8 +5563,7 @@ int usb_reset_device(struct usb_device *udev)
 	struct usb_host_config *config = udev->actconfig;
 	struct usb_hub *hub = usb_hub_to_struct_hub(udev->parent);
 
-	if (udev->state == USB_STATE_NOTATTACHED ||
-			udev->state == USB_STATE_SUSPENDED) {
+	if (udev->state == USB_STATE_NOTATTACHED) {
 		dev_dbg(&udev->dev, "device reset not allowed in state %d\n",
 				udev->state);
 		return -EINVAL;

index 460d953c91b6..0ca28a1a7fd6 100644
@@ -1533,7 +1533,6 @@ static void pch_udc_free_dma_chain(struct pch_udc_dev *dev,
 		td = phys_to_virt(addr);
 		addr2 = (dma_addr_t)td->next;
 		pci_pool_free(dev->data_requests, td, addr);
-		td->next = 0x00;
 		addr = addr2;
 	}
 	req->chain_len = 1;

index 771d3d8ffaa3..0ac766962557 100644
@@ -1140,8 +1140,10 @@ int gserial_alloc_line(unsigned char *line_num)
 				__func__, port_num, PTR_ERR(tty_dev));
 
 		ret = PTR_ERR(tty_dev);
+		mutex_lock(&ports[port_num].lock);
 		port = ports[port_num].port;
 		ports[port_num].port = NULL;
+		mutex_unlock(&ports[port_num].lock);
 		gserial_free_port(port);
 		goto err;
 	}

index a1648fe0937e..eb9b60ea02a3 100644
@@ -180,7 +180,12 @@ static int appledisplay_bl_get_brightness(struct backlight_device *bd)
 		0,
 		pdata->msgdata, 2,
 		ACD_USB_TIMEOUT);
-	brightness = pdata->msgdata[1];
+	if (retval < 2) {
+		if (retval >= 0)
+			retval = -EMSGSIZE;
+	} else {
+		brightness = pdata->msgdata[1];
+	}
 	mutex_unlock(&pdata->sysfslock);
 
 	if (retval < 0)

@@ -326,6 +331,7 @@ static int appledisplay_probe(struct usb_interface *iface,
 	if (pdata) {
 		if (pdata->urb) {
 			usb_kill_urb(pdata->urb);
+			cancel_delayed_work_sync(&pdata->work);
 			if (pdata->urbdata)
 				usb_free_coherent(pdata->udev, ACD_URB_BUFFER_LEN,
 					pdata->urbdata, pdata->urb->transfer_dma);

index 3e22dd294879..c371d4c59efa 100644
@@ -121,6 +121,7 @@ static const struct usb_device_id id_table[] = {
 	{ USB_DEVICE(0x10C4, 0x8341) }, /* Siemens MC35PU GPRS Modem */
 	{ USB_DEVICE(0x10C4, 0x8382) }, /* Cygnal Integrated Products, Inc. */
 	{ USB_DEVICE(0x10C4, 0x83A8) }, /* Amber Wireless AMB2560 */
+	{ USB_DEVICE(0x10C4, 0x83AA) }, /* Mark-10 Digital Force Gauge */
 	{ USB_DEVICE(0x10C4, 0x83D8) }, /* DekTec DTA Plus VHF/UHF Booster/Attenuator */
 	{ USB_DEVICE(0x10C4, 0x8411) }, /* Kyocera GPS Module */
 	{ USB_DEVICE(0x10C4, 0x8418) }, /* IRZ Automation Teleport SG-10 GSM/GPRS Modem */

index d5d33bf5188f..a39e2307b09f 100644
@@ -1041,6 +1041,9 @@ static const struct usb_device_id id_table_combined[] = {
 	/* Sienna devices */
 	{ USB_DEVICE(FTDI_VID, FTDI_SIENNA_PID) },
 	{ USB_DEVICE(ECHELON_VID, ECHELON_U20_PID) },
+	/* U-Blox devices */
+	{ USB_DEVICE(UBLOX_VID, UBLOX_C099F9P_ZED_PID) },
+	{ USB_DEVICE(UBLOX_VID, UBLOX_C099F9P_ODIN_PID) },
 	{ }					/* Terminating entry */
 };
 

index 655672d1be6f..6c2f53e2a46a 100644
@@ -1557,3 +1557,10 @@
  */
 #define UNJO_VID			0x22B7
 #define UNJO_ISODEBUG_V1_PID		0x150D
+
+/*
+ * U-Blox products (http://www.u-blox.com).
+ */
+#define UBLOX_VID			0x1546
+#define UBLOX_C099F9P_ZED_PID		0x0502
+#define UBLOX_C099F9P_ODIN_PID		0x0503

index 454898c4a137..5963e2c11354 100644
@@ -1917,10 +1917,6 @@ static int mos7720_startup(struct usb_serial *serial)
 		}
 	}
 
-	/* setting configuration feature to one */
-	usb_control_msg(serial->dev, usb_sndctrlpipe(serial->dev, 0),
-			(__u8)0x03, 0x00, 0x01, 0x00, NULL, 0x00, 5000);
-
 #ifdef CONFIG_USB_SERIAL_MOS7715_PARPORT
 	if (product == MOSCHIP_DEVICE_ID_7715) {
 		ret_val = mos7715_parport_init(serial);

index b269c3727172..c5c827211d22 100644
@@ -131,11 +131,15 @@
 /* This driver also supports
  * ATEN UC2324 device using Moschip MCS7840
  * ATEN UC2322 device using Moschip MCS7820
+ * MOXA UPort 2210 device using Moschip MCS7820
  */
 #define USB_VENDOR_ID_ATENINTL		0x0557
 #define ATENINTL_DEVICE_ID_UC2324	0x2011
 #define ATENINTL_DEVICE_ID_UC2322	0x7820
 
+#define USB_VENDOR_ID_MOXA		0x110a
+#define MOXA_DEVICE_ID_2210		0x2210
+
 /* Interrupt Routine Defines    */
 
 #define SERIAL_IIR_RLS      0x06

@@ -206,6 +210,7 @@ static const struct usb_device_id id_table[] = {
 	{USB_DEVICE(USB_VENDOR_ID_BANDB, BANDB_DEVICE_ID_USOPTL2_4)},
 	{USB_DEVICE(USB_VENDOR_ID_ATENINTL, ATENINTL_DEVICE_ID_UC2324)},
 	{USB_DEVICE(USB_VENDOR_ID_ATENINTL, ATENINTL_DEVICE_ID_UC2322)},
+	{USB_DEVICE(USB_VENDOR_ID_MOXA, MOXA_DEVICE_ID_2210)},
 	{}			/* terminating entry */
 };
 MODULE_DEVICE_TABLE(usb, id_table);

@@ -2139,6 +2144,7 @@ static int mos7840_probe(struct usb_serial *serial,
 				const struct usb_device_id *id)
 {
 	u16 product = le16_to_cpu(serial->dev->descriptor.idProduct);
+	u16 vid = le16_to_cpu(serial->dev->descriptor.idVendor);
 	u8 *buf;
 	int device_type;
 

@@ -2148,6 +2154,11 @@ static int mos7840_probe(struct usb_serial *serial,
 		goto out;
 	}
 
+	if (vid == USB_VENDOR_ID_MOXA && product == MOXA_DEVICE_ID_2210) {
+		device_type = MOSCHIP_DEVICE_ID_7820;
+		goto out;
+	}
+
 	buf = kzalloc(VENDOR_READ_LENGTH, GFP_KERNEL);
 	if (!buf)
 		return -ENOMEM;

@@ -2403,11 +2414,6 @@ static int mos7840_port_probe(struct usb_serial_port *port)
 			goto error;
 		} else
 			dev_dbg(&port->dev, "ZLP_REG5 Writing success status%d\n", status);
-
-		/* setting configuration feature to one */
-		usb_control_msg(serial->dev, usb_sndctrlpipe(serial->dev, 0),
-				0x03, 0x00, 0x01, 0x00, NULL, 0x00,
-				MOS_WDR_TIMEOUT);
 	}
 	return 0;
 error:

index bdd3fc01e6c3..6d616e9885ed 100644
@@ -991,6 +991,10 @@ static int uas_slave_configure(struct scsi_device *sdev)
 	if (devinfo->flags & US_FL_BROKEN_FUA)
 		sdev->broken_fua = 1;
 
+	/* Some disks cannot handle READ_CAPACITY_16 */
+	if (devinfo->flags & US_FL_NO_READ_CAPACITY_16)
+		sdev->no_read_capacity_16 = 1;
+
 	/*
 	 * Some disks return the total number of blocks in response
 	 * to READ CAPACITY rather than the highest block number.

@@ -999,6 +1003,12 @@ static int uas_slave_configure(struct scsi_device *sdev)
 	if (devinfo->flags & US_FL_FIX_CAPACITY)
 		sdev->fix_capacity = 1;
 
+	/*
+	 * in some cases we have to guess
+	 */
+	if (devinfo->flags & US_FL_CAPACITY_HEURISTICS)
+		sdev->guess_capacity = 1;
+
 	/*
 	 * Some devices don't like MODE SENSE with page=0x3f,
 	 * which is the command used for checking if a device

index 49f1868450b9..b5812913fe99 100644
@@ -1540,6 +1540,7 @@ static noinline ssize_t __btrfs_buffered_write(struct file *file,
 			break;
 		}
 
+		only_release_metadata = false;
 		reserve_bytes = num_pages << PAGE_CACHE_SHIFT;
 		ret = btrfs_check_data_free_space(inode, reserve_bytes);
[… more lines in the raw message]

Lines of this file are not shown. View the raw message.

index be5f24c860d0..49c7c5344a0a 100644

Lines of this file are not shown. View the raw message.

index a13450937bce..2882ebeff95b 100644

Lines of this file are not shown. View the raw message.

index b8d81a86404c..9acd4cbcc658 100644

Lines of this file are not shown. View the raw message.

index 038a810418d8..fc42214fe231 100644

Lines of this file are not shown. View the raw message.

index 179a50218995..633517012c26 100644

Lines of this file are not shown. View the raw message.

index f80fcc6921ee..8e523a7a90fb 100644

Lines of this file are not shown. View the raw message.

index 829fb1e01898..6601489e614c 100644

Lines of this file are not shown. View the raw message.

index 9e1760f8bf1d..67f936dcbc69 100644

Lines of this file are not shown. View the raw message.

index 64dbc1bab865..2f9f078b4a02 100644

Lines of this file are not shown. View the raw message.

index 66019e05e3ad..c3adafd593c4 100644

Lines of this file are not shown. View the raw message.

index b990a62cff50..5524b5bad5ba 100644

Lines of this file are not shown. View the raw message.

index a467edd1a363..b0d07e3547b0 100644

Lines of this file are not shown. View the raw message.

index 8ec56dbacaba..d7b1bb967c17 100644

Lines of this file are not shown. View the raw message.

index ece0f31320ce..4f87841b0eb4 100644

Lines of this file are not shown. View the raw message.

index 6435f46d6e13..83fe0d85f8db 100644

Lines of this file are not shown. View the raw message.

index bb4ffff31c69..5306bac6aee4 100644

Lines of this file are not shown. View the raw message.

index e137e962834b..361f21cbc344 100644

Lines of this file are not shown. View the raw message.

index 5d74c847efec..6fac5b8a42c2 100644

Lines of this file are not shown. View the raw message.

index bfaf7138d5ee..c2c41f6a65e2 100644

Lines of this file are not shown. View the raw message.

index 75307447cef9..94629517ac69 100644

Lines of this file are not shown. View the raw message.

index 7d532a32ff3a..0a9d74f14118 100644

Lines of this file are not shown. View the raw message.

index 8ec53320c902..333f1159d0f8 100644

Lines of this file are not shown. View the raw message.

index 7667c9adc92a..417460d2b217 100644

Lines of this file are not shown. View the raw message.

49 lines not on this page · raw message

index 4ae3232e7a28..541828b74fea 100644

Lines of this file are not shown. View the raw message.

index aaf2b480d111..c8faa5906f0d 100644

Lines of this file are not shown. View the raw message.

index 37d7e4d29e5f..7e6a815aa377 100644

Lines of this file are not shown. View the raw message.

index 0d09d4a4de7b..1d99457a05b6 100644

Lines of this file are not shown. View the raw message.

index 0a43cce9a914..afa67d8ff9f5 100644

Lines of this file are not shown. View the raw message.

index 79b2d349de99..35c41fdbde16 100644

Lines of this file are not shown. View the raw message.

index f6c9fb8e7449..9e18e759eed4 100644

Lines of this file are not shown. View the raw message.

index 4c821b721713..7e499da4a06f 100644

Lines of this file are not shown. View the raw message.

index 710fe64fb2f7..026f69106ec2 100644

Lines of this file are not shown. View the raw message.

index c2b97cdb2e72..5746d54e52c0 100644

Lines of this file are not shown. View the raw message.

index 2a05dfc9a35e..260e50e77d55 100644

Lines of this file are not shown. View the raw message.

index f3e3c36368db..e292792e9964 100644

Lines of this file are not shown. View the raw message.

index 15a8a568018c..b92826982177 100644

Lines of this file are not shown. View the raw message.

index c28a7048bc16..650ea025c0b9 100644

Lines of this file are not shown. View the raw message.

index 4a5598a42cd6..41d363080315 100644

Lines of this file are not shown. View the raw message.

index 2045697f449d..797d838a2f9e 100644

Lines of this file are not shown. View the raw message.

index 7915564bd394..3788906421a7 100644

Lines of this file are not shown. View the raw message.

index c8171f5783c8..72dea04197ef 100644

Lines of this file are not shown. View the raw message.

index 750f51c904fc..0c395c9319ed 100644

Lines of this file are not shown. View the raw message.

index d0d98810af91..5c22fc5d03d1 100644

Lines of this file are not shown. View the raw message.

index 15a43ee8e8b5..ce4330effc88 100644

Lines of this file are not shown. View the raw message.

88 lines not on this page · raw message

index b4fe90c6cb2d..c89712e2a104 100644

Lines of this file are not shown. View the raw message.

index 980dbf76bc98..df02158e82a1 100644

Lines of this file are not shown. View the raw message.

70 lines not on this page · raw message

index ebeaba6571a3..475e18e04318 100644

Lines of this file are not shown. View the raw message.