Re: Linux 4.14.156

From: Greg KH
Date: Mon Nov 25 2019 - 06:18:23 EST


diff --git a/Makefile b/Makefile
index 1f427c8bcc56..b1db48ad832e 100644
--- a/Makefile
+++ b/Makefile
@@ -1,7 +1,7 @@
# SPDX-License-Identifier: GPL-2.0
VERSION = 4
PATCHLEVEL = 14
-SUBLEVEL = 155
+SUBLEVEL = 156
EXTRAVERSION =
NAME = Petit Gorille

diff --git a/arch/arm/boot/dts/at91-sama5d4_xplained.dts b/arch/arm/boot/dts/at91-sama5d4_xplained.dts
index cf712444b2c2..10f2fb9e0ea6 100644
--- a/arch/arm/boot/dts/at91-sama5d4_xplained.dts
+++ b/arch/arm/boot/dts/at91-sama5d4_xplained.dts
@@ -240,7 +240,7 @@

rootfs@800000 {
label = "rootfs";
- reg = <0x800000 0x0f800000>;
+ reg = <0x800000 0x1f800000>;
};
};
};
diff --git a/arch/arm/boot/dts/at91sam9x5cm.dtsi b/arch/arm/boot/dts/at91sam9x5cm.dtsi
index bdeaa0b64a5b..0a673a7082be 100644
--- a/arch/arm/boot/dts/at91sam9x5cm.dtsi
+++ b/arch/arm/boot/dts/at91sam9x5cm.dtsi
@@ -88,7 +88,7 @@

rootfs@800000 {
label = "rootfs";
- reg = <0x800000 0x1f800000>;
+ reg = <0x800000 0x0f800000>;
};
};
};
diff --git a/arch/arm/boot/dts/dra7.dtsi b/arch/arm/boot/dts/dra7.dtsi
index 09686d73f947..fec965009b9f 100644
--- a/arch/arm/boot/dts/dra7.dtsi
+++ b/arch/arm/boot/dts/dra7.dtsi
@@ -314,6 +314,7 @@
<0 0 0 2 &pcie1_intc 2>,
<0 0 0 3 &pcie1_intc 3>,
<0 0 0 4 &pcie1_intc 4>;
+ ti,syscon-unaligned-access = <&scm_conf1 0x14 1>;
status = "disabled";
pcie1_intc: interrupt-controller {
interrupt-controller;
@@ -367,6 +368,7 @@
<0 0 0 2 &pcie2_intc 2>,
<0 0 0 3 &pcie2_intc 3>,
<0 0 0 4 &pcie2_intc 4>;
+ ti,syscon-unaligned-access = <&scm_conf1 0x14 2>;
pcie2_intc: interrupt-controller {
interrupt-controller;
#address-cells = <0>;
diff --git a/arch/arm/boot/dts/omap5-board-common.dtsi b/arch/arm/boot/dts/omap5-board-common.dtsi
index 7824b2631cb6..c58f14de0145 100644
--- a/arch/arm/boot/dts/omap5-board-common.dtsi
+++ b/arch/arm/boot/dts/omap5-board-common.dtsi
@@ -694,6 +694,11 @@
vbus-supply = <&smps10_out1_reg>;
};

+&dwc3 {
+ extcon = <&extcon_usb3>;
+ dr_mode = "otg";
+};
+
&mcspi1 {

};
diff --git a/arch/arm/boot/dts/sunxi-h3-h5.dtsi b/arch/arm/boot/dts/sunxi-h3-h5.dtsi
index 11240a8313c2..03f37081fc64 100644
--- a/arch/arm/boot/dts/sunxi-h3-h5.dtsi
+++ b/arch/arm/boot/dts/sunxi-h3-h5.dtsi
@@ -594,7 +594,7 @@
clock-names = "apb", "ir";
resets = <&r_ccu RST_APB0_IR>;
interrupts = <GIC_SPI 37 IRQ_TYPE_LEVEL_HIGH>;
- reg = <0x01f02000 0x40>;
+ reg = <0x01f02000 0x400>;
status = "disabled";
};

diff --git a/arch/arm/kernel/entry-common.S b/arch/arm/kernel/entry-common.S
index d7dc808a3d15..08a7132f5600 100644
--- a/arch/arm/kernel/entry-common.S
+++ b/arch/arm/kernel/entry-common.S
@@ -282,16 +282,15 @@ __sys_trace:
cmp scno, #-1 @ skip the syscall?
bne 2b
add sp, sp, #S_OFF @ restore stack
- b ret_slow_syscall

-__sys_trace_return:
- str r0, [sp, #S_R0 + S_OFF]! @ save returned r0
+__sys_trace_return_nosave:
+ enable_irq_notrace
mov r0, sp
bl syscall_trace_exit
b ret_slow_syscall

-__sys_trace_return_nosave:
- enable_irq_notrace
+__sys_trace_return:
+ str r0, [sp, #S_R0 + S_OFF]! @ save returned r0
mov r0, sp
bl syscall_trace_exit
b ret_slow_syscall
diff --git a/arch/arm64/lib/clear_user.S b/arch/arm64/lib/clear_user.S
index 21ba0b29621b..4374020c824a 100644
--- a/arch/arm64/lib/clear_user.S
+++ b/arch/arm64/lib/clear_user.S
@@ -57,5 +57,6 @@ ENDPROC(__arch_clear_user)
.section .fixup,"ax"
.align 2
9: mov x0, x2 // return the original size
+ uaccess_disable_not_uao x2, x3
ret
.previous
diff --git a/arch/arm64/lib/copy_from_user.S b/arch/arm64/lib/copy_from_user.S
index 20305d485046..96b22c0fa343 100644
--- a/arch/arm64/lib/copy_from_user.S
+++ b/arch/arm64/lib/copy_from_user.S
@@ -75,5 +75,6 @@ ENDPROC(__arch_copy_from_user)
.section .fixup,"ax"
.align 2
9998: sub x0, end, dst // bytes not copied
+ uaccess_disable_not_uao x3, x4
ret
.previous
diff --git a/arch/arm64/lib/copy_in_user.S b/arch/arm64/lib/copy_in_user.S
index 54b75deb1d16..e56c705f1f23 100644
--- a/arch/arm64/lib/copy_in_user.S
+++ b/arch/arm64/lib/copy_in_user.S
@@ -77,5 +77,6 @@ ENDPROC(__arch_copy_in_user)
.section .fixup,"ax"
.align 2
9998: sub x0, end, dst // bytes not copied
+ uaccess_disable_not_uao x3, x4
ret
.previous
diff --git a/arch/arm64/lib/copy_to_user.S b/arch/arm64/lib/copy_to_user.S
index fda6172d6b88..6b99b939c50f 100644
--- a/arch/arm64/lib/copy_to_user.S
+++ b/arch/arm64/lib/copy_to_user.S
@@ -74,5 +74,6 @@ ENDPROC(__arch_copy_to_user)
.section .fixup,"ax"
.align 2
9998: sub x0, end, dst // bytes not copied
+ uaccess_disable_not_uao x3, x4
ret
.previous
diff --git a/arch/arm64/mm/numa.c b/arch/arm64/mm/numa.c
index dad128ba98bf..e9c843e0c172 100644
--- a/arch/arm64/mm/numa.c
+++ b/arch/arm64/mm/numa.c
@@ -419,7 +419,7 @@ static int __init dummy_numa_init(void)
if (numa_off)
pr_info("NUMA disabled\n"); /* Forced off on command line. */
pr_info("Faking a node at [mem %#018Lx-%#018Lx]\n",
- 0LLU, PFN_PHYS(max_pfn) - 1);
+ memblock_start_of_DRAM(), memblock_end_of_DRAM() - 1);

for_each_memblock(memory, mblk) {
ret = numa_add_memblk(0, mblk->base, mblk->base + mblk->size);
diff --git a/arch/powerpc/kernel/time.c b/arch/powerpc/kernel/time.c
index fe6f3a285455..7c7c5a16284d 100644
--- a/arch/powerpc/kernel/time.c
+++ b/arch/powerpc/kernel/time.c
@@ -984,10 +984,14 @@ static void register_decrementer_clockevent(int cpu)
*dec = decrementer_clockevent;
dec->cpumask = cpumask_of(cpu);

+ clockevents_config_and_register(dec, ppc_tb_freq, 2, decrementer_max);
+
printk_once(KERN_DEBUG "clockevent: %s mult[%x] shift[%d] cpu[%d]\n",
dec->name, dec->mult, dec->shift, cpu);

- clockevents_register_device(dec);
+ /* Set values for KVM, see kvm_emulate_dec() */
+ decrementer_clockevent.mult = dec->mult;
+ decrementer_clockevent.shift = dec->shift;
}

static void enable_large_decrementer(void)
@@ -1035,18 +1039,7 @@ static void __init set_decrementer_max(void)

static void __init init_decrementer_clockevent(void)
{
- int cpu = smp_processor_id();
-
- clockevents_calc_mult_shift(&decrementer_clockevent, ppc_tb_freq, 4);
-
- decrementer_clockevent.max_delta_ns =
- clockevent_delta2ns(decrementer_max, &decrementer_clockevent);
- decrementer_clockevent.max_delta_ticks = decrementer_max;
- decrementer_clockevent.min_delta_ns =
- clockevent_delta2ns(2, &decrementer_clockevent);
- decrementer_clockevent.min_delta_ticks = 2;
-
- register_decrementer_clockevent(cpu);
+ register_decrementer_clockevent(smp_processor_id());
}

void secondary_cpu_time_init(void)
diff --git a/arch/powerpc/kvm/book3s.c b/arch/powerpc/kvm/book3s.c
index d38280b01ef0..1eda81249937 100644
--- a/arch/powerpc/kvm/book3s.c
+++ b/arch/powerpc/kvm/book3s.c
@@ -79,8 +79,11 @@ void kvmppc_unfixup_split_real(struct kvm_vcpu *vcpu)
{
if (vcpu->arch.hflags & BOOK3S_HFLAG_SPLIT_HACK) {
ulong pc = kvmppc_get_pc(vcpu);
+ ulong lr = kvmppc_get_lr(vcpu);
if ((pc & SPLIT_HACK_MASK) == SPLIT_HACK_OFFS)
kvmppc_set_pc(vcpu, pc & ~SPLIT_HACK_MASK);
+ if ((lr & SPLIT_HACK_MASK) == SPLIT_HACK_OFFS)
+ kvmppc_set_lr(vcpu, lr & ~SPLIT_HACK_MASK);
vcpu->arch.hflags &= ~BOOK3S_HFLAG_SPLIT_HACK;
}
}
diff --git a/arch/powerpc/kvm/book3s_64_vio.c b/arch/powerpc/kvm/book3s_64_vio.c
index 2c6cce8e7cfd..5e4446296021 100644
--- a/arch/powerpc/kvm/book3s_64_vio.c
+++ b/arch/powerpc/kvm/book3s_64_vio.c
@@ -404,7 +404,7 @@ static long kvmppc_tce_iommu_unmap(struct kvm *kvm,
long ret;

if (WARN_ON_ONCE(iommu_tce_xchg(tbl, entry, &hpa, &dir)))
- return H_HARDWARE;
+ return H_TOO_HARD;

if (dir == DMA_NONE)
return H_SUCCESS;
@@ -434,15 +434,15 @@ long kvmppc_tce_iommu_map(struct kvm *kvm, struct iommu_table *tbl,
return H_TOO_HARD;

if (WARN_ON_ONCE(mm_iommu_ua_to_hpa(mem, ua, tbl->it_page_shift, &hpa)))
- return H_HARDWARE;
+ return H_TOO_HARD;

if (mm_iommu_mapped_inc(mem))
- return H_CLOSED;
+ return H_TOO_HARD;

ret = iommu_tce_xchg(tbl, entry, &hpa, &dir);
if (WARN_ON_ONCE(ret)) {
mm_iommu_mapped_dec(mem);
- return H_HARDWARE;
+ return H_TOO_HARD;
}

if (dir != DMA_NONE)
diff --git a/arch/powerpc/kvm/book3s_64_vio_hv.c b/arch/powerpc/kvm/book3s_64_vio_hv.c
index 23d6d1592f11..c75e5664fe3d 100644
--- a/arch/powerpc/kvm/book3s_64_vio_hv.c
+++ b/arch/powerpc/kvm/book3s_64_vio_hv.c
@@ -264,14 +264,14 @@ static long kvmppc_rm_tce_iommu_map(struct kvm *kvm, struct iommu_table *tbl,

if (WARN_ON_ONCE_RM(mm_iommu_ua_to_hpa_rm(mem, ua, tbl->it_page_shift,
&hpa)))
- return H_HARDWARE;
+ return H_TOO_HARD;

pua = (void *) vmalloc_to_phys(pua);
if (WARN_ON_ONCE_RM(!pua))
return H_HARDWARE;

if (WARN_ON_ONCE_RM(mm_iommu_mapped_inc(mem)))
- return H_CLOSED;
+ return H_TOO_HARD;

ret = iommu_tce_xchg_rm(tbl, entry, &hpa, &dir);
if (ret) {
@@ -448,7 +448,7 @@ long kvmppc_rm_h_put_tce_indirect(struct kvm_vcpu *vcpu,

rmap = (void *) vmalloc_to_phys(rmap);
if (WARN_ON_ONCE_RM(!rmap))
- return H_HARDWARE;
+ return H_TOO_HARD;

/*
* Synchronize with the MMU notifier callbacks in
diff --git a/arch/powerpc/platforms/pseries/dtl.c b/arch/powerpc/platforms/pseries/dtl.c
index 18014cdeb590..ef6595153642 100644
--- a/arch/powerpc/platforms/pseries/dtl.c
+++ b/arch/powerpc/platforms/pseries/dtl.c
@@ -149,7 +149,7 @@ static int dtl_start(struct dtl *dtl)

/* Register our dtl buffer with the hypervisor. The HV expects the
* buffer size to be passed in the second word of the buffer */
- ((u32 *)dtl->buf)[1] = DISPATCH_LOG_BYTES;
+ ((u32 *)dtl->buf)[1] = cpu_to_be32(DISPATCH_LOG_BYTES);

hwcpu = get_hard_smp_processor_id(dtl->cpu);
addr = __pa(dtl->buf);
@@ -184,7 +184,7 @@ static void dtl_stop(struct dtl *dtl)

static u64 dtl_current_index(struct dtl *dtl)
{
- return lppaca_of(dtl->cpu).dtl_idx;
+ return be64_to_cpu(lppaca_of(dtl->cpu).dtl_idx);
}
#endif /* CONFIG_VIRT_CPU_ACCOUNTING_NATIVE */

diff --git a/arch/powerpc/sysdev/xive/common.c b/arch/powerpc/sysdev/xive/common.c
index 818fc5351591..110d8bb16ebb 100644
--- a/arch/powerpc/sysdev/xive/common.c
+++ b/arch/powerpc/sysdev/xive/common.c
@@ -1008,12 +1008,13 @@ static void xive_ipi_eoi(struct irq_data *d)
{
struct xive_cpu *xc = __this_cpu_read(xive_cpu);

- DBG_VERBOSE("IPI eoi: irq=%d [0x%lx] (HW IRQ 0x%x) pending=%02x\n",
- d->irq, irqd_to_hwirq(d), xc->hw_ipi, xc->pending_prio);
-
/* Handle possible race with unplug and drop stale IPIs */
if (!xc)
return;
+
+ DBG_VERBOSE("IPI eoi: irq=%d [0x%lx] (HW IRQ 0x%x) pending=%02x\n",
+ d->irq, irqd_to_hwirq(d), xc->hw_ipi, xc->pending_prio);
+
xive_do_source_eoi(xc->hw_ipi, &xc->ipi_data);
xive_do_queue_eoi(xc);
}
diff --git a/arch/s390/kernel/vdso32/Makefile b/arch/s390/kernel/vdso32/Makefile
index 101cadabfc89..6d87f800b4f2 100644
--- a/arch/s390/kernel/vdso32/Makefile
+++ b/arch/s390/kernel/vdso32/Makefile
@@ -25,9 +25,10 @@ obj-y += vdso32_wrapper.o
extra-y += vdso32.lds
CPPFLAGS_vdso32.lds += -P -C -U$(ARCH)

-# Disable gcov profiling and ubsan for VDSO code
+# Disable gcov profiling, ubsan and kasan for VDSO code
GCOV_PROFILE := n
UBSAN_SANITIZE := n
+KASAN_SANITIZE := n

# Force dependency (incbin is bad)
$(obj)/vdso32_wrapper.o : $(obj)/vdso32.so
diff --git a/arch/s390/kernel/vdso64/Makefile b/arch/s390/kernel/vdso64/Makefile
index 36bbafcf4a77..4bc166b8c0cb 100644
--- a/arch/s390/kernel/vdso64/Makefile
+++ b/arch/s390/kernel/vdso64/Makefile
@@ -25,9 +25,10 @@ obj-y += vdso64_wrapper.o
extra-y += vdso64.lds
CPPFLAGS_vdso64.lds += -P -C -U$(ARCH)

-# Disable gcov profiling and ubsan for VDSO code
+# Disable gcov profiling, ubsan and kasan for VDSO code
GCOV_PROFILE := n
UBSAN_SANITIZE := n
+KASAN_SANITIZE := n

# Force dependency (incbin is bad)
$(obj)/vdso64_wrapper.o : $(obj)/vdso64.so
diff --git a/arch/x86/Kconfig b/arch/x86/Kconfig
index b58daecc591e..c55870ac907e 100644
--- a/arch/x86/Kconfig
+++ b/arch/x86/Kconfig
@@ -2716,8 +2716,7 @@ config OLPC

config OLPC_XO1_PM
bool "OLPC XO-1 Power Management"
- depends on OLPC && MFD_CS5535 && PM_SLEEP
- select MFD_CORE
+ depends on OLPC && MFD_CS5535=y && PM_SLEEP
---help---
Add support for poweroff and suspend of the OLPC XO-1 laptop.

diff --git a/arch/x86/include/asm/kexec.h b/arch/x86/include/asm/kexec.h
index f327236f0fa7..5125fca472bb 100644
--- a/arch/x86/include/asm/kexec.h
+++ b/arch/x86/include/asm/kexec.h
@@ -67,7 +67,7 @@ struct kimage;

/* Memory to backup during crash kdump */
#define KEXEC_BACKUP_SRC_START (0UL)
-#define KEXEC_BACKUP_SRC_END (640 * 1024UL) /* 640K */
+#define KEXEC_BACKUP_SRC_END (640 * 1024UL - 1) /* 640K */

/*
* CPU does not save ss and sp on stack if execution is already
diff --git a/arch/x86/kernel/ptrace.c b/arch/x86/kernel/ptrace.c
index 584cdd475bb3..734549492a18 100644
--- a/arch/x86/kernel/ptrace.c
+++ b/arch/x86/kernel/ptrace.c
@@ -40,6 +40,7 @@
#include <asm/hw_breakpoint.h>
#include <asm/traps.h>
#include <asm/syscall.h>
+#include <asm/mmu_context.h>

#include "tls.h"

@@ -343,6 +344,49 @@ static int set_segment_reg(struct task_struct *task,
return 0;
}

+static unsigned long task_seg_base(struct task_struct *task,
+ unsigned short selector)
+{
+ unsigned short idx = selector >> 3;
+ unsigned long base;
+
+ if (likely((selector & SEGMENT_TI_MASK) == 0)) {
+ if (unlikely(idx >= GDT_ENTRIES))
+ return 0;
+
+ /*
+ * There are no user segments in the GDT with nonzero bases
+ * other than the TLS segments.
+ */
+ if (idx < GDT_ENTRY_TLS_MIN || idx > GDT_ENTRY_TLS_MAX)
+ return 0;
+
+ idx -= GDT_ENTRY_TLS_MIN;
+ base = get_desc_base(&task->thread.tls_array[idx]);
+ } else {
+#ifdef CONFIG_MODIFY_LDT_SYSCALL
+ struct ldt_struct *ldt;
+
+ /*
+ * If performance here mattered, we could protect the LDT
+ * with RCU. This is a slow path, though, so we can just
+ * take the mutex.
+ */
+ mutex_lock(&task->mm->context.lock);
+ ldt = task->mm->context.ldt;
+ if (unlikely(idx >= ldt->nr_entries))
+ base = 0;
+ else
+ base = get_desc_base(ldt->entries + idx);
+ mutex_unlock(&task->mm->context.lock);
+#else
+ base = 0;
+#endif
+ }
+
+ return base;
+}
+
#endif /* CONFIG_X86_32 */

static unsigned long get_flags(struct task_struct *task)
@@ -436,18 +480,16 @@ static unsigned long getreg(struct task_struct *task, unsigned long offset)

#ifdef CONFIG_X86_64
case offsetof(struct user_regs_struct, fs_base): {
- /*
- * XXX: This will not behave as expected if called on
- * current or if fsindex != 0.
- */
- return task->thread.fsbase;
+ if (task->thread.fsindex == 0)
+ return task->thread.fsbase;
+ else
+ return task_seg_base(task, task->thread.fsindex);
}
case offsetof(struct user_regs_struct, gs_base): {
- /*
- * XXX: This will not behave as expected if called on
- * current or if fsindex != 0.
- */
- return task->thread.gsbase;
+ if (task->thread.gsindex == 0)
+ return task->thread.gsbase;
+ else
+ return task_seg_base(task, task->thread.gsindex);
}
#endif
}
diff --git a/arch/x86/power/hibernate_64.c b/arch/x86/power/hibernate_64.c
index 9c80966c80ba..692a179b1ba3 100644
--- a/arch/x86/power/hibernate_64.c
+++ b/arch/x86/power/hibernate_64.c
@@ -250,9 +250,9 @@ static int get_e820_md5(struct e820_table *table, void *buf)
return ret;
}

-static void hibernation_e820_save(void *buf)
+static int hibernation_e820_save(void *buf)
{
- get_e820_md5(e820_table_firmware, buf);
+ return get_e820_md5(e820_table_firmware, buf);
}

static bool hibernation_e820_mismatch(void *buf)
@@ -272,8 +272,9 @@ static bool hibernation_e820_mismatch(void *buf)
return memcmp(result, buf, MD5_DIGEST_SIZE) ? true : false;
}
#else
-static void hibernation_e820_save(void *buf)
+static int hibernation_e820_save(void *buf)
{
+ return 0;
}

static bool hibernation_e820_mismatch(void *buf)
@@ -318,9 +319,7 @@ int arch_hibernation_header_save(void *addr, unsigned int max_size)

rdr->magic = RESTORE_MAGIC;

- hibernation_e820_save(rdr->e820_digest);
-
- return 0;
+ return hibernation_e820_save(rdr->e820_digest);
}

/**
diff --git a/drivers/acpi/acpica/acevents.h b/drivers/acpi/acpica/acevents.h
index a2adfd42f85c..bfddcd989974 100644
--- a/drivers/acpi/acpica/acevents.h
+++ b/drivers/acpi/acpica/acevents.h
@@ -245,6 +245,8 @@ acpi_ev_default_region_setup(acpi_handle handle,

acpi_status acpi_ev_initialize_region(union acpi_operand_object *region_obj);

+u8 acpi_ev_is_pci_root_bridge(struct acpi_namespace_node *node);
+
/*
* evsci - SCI (System Control Interrupt) handling/dispatch
*/
diff --git a/drivers/acpi/acpica/aclocal.h b/drivers/acpi/acpica/aclocal.h
index 0d45b8bb1678..b10e92de7dd8 100644
--- a/drivers/acpi/acpica/aclocal.h
+++ b/drivers/acpi/acpica/aclocal.h
@@ -429,9 +429,9 @@ struct acpi_simple_repair_info {
/* Info for running the _REG methods */

struct acpi_reg_walk_info {
- acpi_adr_space_type space_id;
u32 function;
u32 reg_run_count;
+ acpi_adr_space_type space_id;
};

/*****************************************************************************
diff --git a/drivers/acpi/acpica/evregion.c b/drivers/acpi/acpica/evregion.c
index 28b447ff92df..3a3277f98292 100644
--- a/drivers/acpi/acpica/evregion.c
+++ b/drivers/acpi/acpica/evregion.c
@@ -677,6 +677,19 @@ acpi_ev_execute_reg_methods(struct acpi_namespace_node *node,

ACPI_FUNCTION_TRACE(ev_execute_reg_methods);

+ /*
+ * These address spaces do not need a call to _REG, since the ACPI
+ * specification defines them as: "must always be accessible". Since
+ * they never change state (never become unavailable), no need to ever
+ * call _REG on them. Also, a data_table is not a "real" address space,
+ * so do not call _REG. September 2018.
+ */
+ if ((space_id == ACPI_ADR_SPACE_SYSTEM_MEMORY) ||
+ (space_id == ACPI_ADR_SPACE_SYSTEM_IO) ||
+ (space_id == ACPI_ADR_SPACE_DATA_TABLE)) {
+ return_VOID;
+ }
+
info.space_id = space_id;
info.function = function;
info.reg_run_count = 0;
@@ -738,8 +751,8 @@ acpi_ev_reg_run(acpi_handle obj_handle,
}

/*
- * We only care about regions.and objects that are allowed to have address
- * space handlers
+ * We only care about regions and objects that are allowed to have
+ * address space handlers
*/
if ((node->type != ACPI_TYPE_REGION) && (node != acpi_gbl_root_node)) {
return (AE_OK);
diff --git a/drivers/acpi/acpica/evrgnini.c b/drivers/acpi/acpica/evrgnini.c
index 93ec528bcd9a..3b48f1ecb55b 100644
--- a/drivers/acpi/acpica/evrgnini.c
+++ b/drivers/acpi/acpica/evrgnini.c
@@ -50,9 +50,6 @@
#define _COMPONENT ACPI_EVENTS
ACPI_MODULE_NAME("evrgnini")

-/* Local prototypes */
-static u8 acpi_ev_is_pci_root_bridge(struct acpi_namespace_node *node);
-
/*******************************************************************************
*
* FUNCTION: acpi_ev_system_memory_region_setup
@@ -67,7 +64,6 @@ static u8 acpi_ev_is_pci_root_bridge(struct acpi_namespace_node *node);
* DESCRIPTION: Setup a system_memory operation region
*
******************************************************************************/
-
acpi_status
acpi_ev_system_memory_region_setup(acpi_handle handle,
u32 function,
@@ -347,7 +343,7 @@ acpi_ev_pci_config_region_setup(acpi_handle handle,
*
******************************************************************************/

-static u8 acpi_ev_is_pci_root_bridge(struct acpi_namespace_node *node)
+u8 acpi_ev_is_pci_root_bridge(struct acpi_namespace_node *node)
{
acpi_status status;
struct acpi_pnp_device_id *hid;
diff --git a/drivers/acpi/acpica/evxfregn.c b/drivers/acpi/acpica/evxfregn.c
index beba9d56a0d8..742a9fe6e235 100644
--- a/drivers/acpi/acpica/evxfregn.c
+++ b/drivers/acpi/acpica/evxfregn.c
@@ -227,7 +227,6 @@ acpi_remove_address_space_handler(acpi_handle device,
*/
region_obj =
handler_obj->address_space.region_list;
-
}

/* Remove this Handler object from the list */
diff --git a/drivers/acpi/osl.c b/drivers/acpi/osl.c
index 191e86c62037..9da7e7d874bd 100644
--- a/drivers/acpi/osl.c
+++ b/drivers/acpi/osl.c
@@ -1116,6 +1116,7 @@ void acpi_os_wait_events_complete(void)
flush_workqueue(kacpid_wq);
flush_workqueue(kacpi_notify_wq);
}
+EXPORT_SYMBOL(acpi_os_wait_events_complete);

struct acpi_hp_work {
struct work_struct work;
diff --git a/drivers/acpi/sbshc.c b/drivers/acpi/sbshc.c
index 7a3431018e0a..5008ead4609a 100644
--- a/drivers/acpi/sbshc.c
+++ b/drivers/acpi/sbshc.c
@@ -196,6 +196,7 @@ int acpi_smbus_unregister_callback(struct acpi_smb_hc *hc)
hc->callback = NULL;
hc->context = NULL;
mutex_unlock(&hc->lock);
+ acpi_os_wait_events_complete();
return 0;
}

@@ -292,6 +293,7 @@ static int acpi_smbus_hc_remove(struct acpi_device *device)

hc = acpi_driver_data(device);
acpi_ec_remove_query_handler(hc->ec, hc->query_bit);
+ acpi_os_wait_events_complete();
kfree(hc);
device->driver_data = NULL;
return 0;
diff --git a/drivers/ata/Kconfig b/drivers/ata/Kconfig
index cb5339166563..229a5ccd6b73 100644
--- a/drivers/ata/Kconfig
+++ b/drivers/ata/Kconfig
@@ -102,7 +102,8 @@ config SATA_AHCI_PLATFORM

config AHCI_BRCM
tristate "Broadcom AHCI SATA support"
- depends on ARCH_BRCMSTB || BMIPS_GENERIC || ARCH_BCM_NSP
+ depends on ARCH_BRCMSTB || BMIPS_GENERIC || ARCH_BCM_NSP || \
+ ARCH_BCM_63XX
help
This option enables support for the AHCI SATA3 controller found on
Broadcom SoC's.
diff --git a/drivers/ata/pata_ep93xx.c b/drivers/ata/pata_ep93xx.c
index 0a550190955a..cc6d06c1b2c7 100644
--- a/drivers/ata/pata_ep93xx.c
+++ b/drivers/ata/pata_ep93xx.c
@@ -659,7 +659,7 @@ static void ep93xx_pata_dma_init(struct ep93xx_pata_data *drv_data)
* start of new transfer.
*/
drv_data->dma_rx_data.port = EP93XX_DMA_IDE;
- drv_data->dma_rx_data.direction = DMA_FROM_DEVICE;
+ drv_data->dma_rx_data.direction = DMA_DEV_TO_MEM;
drv_data->dma_rx_data.name = "ep93xx-pata-rx";
drv_data->dma_rx_channel = dma_request_channel(mask,
ep93xx_pata_dma_filter, &drv_data->dma_rx_data);
@@ -667,7 +667,7 @@ static void ep93xx_pata_dma_init(struct ep93xx_pata_data *drv_data)
return;

drv_data->dma_tx_data.port = EP93XX_DMA_IDE;
- drv_data->dma_tx_data.direction = DMA_TO_DEVICE;
+ drv_data->dma_tx_data.direction = DMA_MEM_TO_DEV;
drv_data->dma_tx_data.name = "ep93xx-pata-tx";
drv_data->dma_tx_channel = dma_request_channel(mask,
ep93xx_pata_dma_filter, &drv_data->dma_tx_data);
@@ -678,7 +678,7 @@ static void ep93xx_pata_dma_init(struct ep93xx_pata_data *drv_data)

/* Configure receive channel direction and source address */
memset(&conf, 0, sizeof(conf));
- conf.direction = DMA_FROM_DEVICE;
+ conf.direction = DMA_DEV_TO_MEM;
conf.src_addr = drv_data->udma_in_phys;
conf.src_addr_width = DMA_SLAVE_BUSWIDTH_4_BYTES;
if (dmaengine_slave_config(drv_data->dma_rx_channel, &conf)) {
@@ -689,7 +689,7 @@ static void ep93xx_pata_dma_init(struct ep93xx_pata_data *drv_data)

/* Configure transmit channel direction and destination address */
memset(&conf, 0, sizeof(conf));
- conf.direction = DMA_TO_DEVICE;
+ conf.direction = DMA_MEM_TO_DEV;
conf.dst_addr = drv_data->udma_out_phys;
conf.dst_addr_width = DMA_SLAVE_BUSWIDTH_4_BYTES;
if (dmaengine_slave_config(drv_data->dma_tx_channel, &conf)) {
diff --git a/drivers/base/power/opp/core.c b/drivers/base/power/opp/core.c
index 8100c8769149..d5e7e8cc4f22 100644
--- a/drivers/base/power/opp/core.c
+++ b/drivers/base/power/opp/core.c
@@ -49,14 +49,9 @@ static struct opp_device *_find_opp_dev(const struct device *dev,
static struct opp_table *_find_opp_table_unlocked(struct device *dev)
{
struct opp_table *opp_table;
- bool found;

list_for_each_entry(opp_table, &opp_tables, node) {
- mutex_lock(&opp_table->lock);
- found = !!_find_opp_dev(dev, opp_table);
- mutex_unlock(&opp_table->lock);
-
- if (found) {
+ if (_find_opp_dev(dev, opp_table)) {
_get_opp_table_kref(opp_table);

return opp_table;
@@ -716,8 +711,6 @@ struct opp_device *_add_opp_dev(const struct device *dev,

/* Initialize opp-dev */
opp_dev->dev = dev;
-
- mutex_lock(&opp_table->lock);
list_add(&opp_dev->node, &opp_table->dev_list);

/* Create debugfs entries for the opp_table */
@@ -725,7 +718,6 @@ struct opp_device *_add_opp_dev(const struct device *dev,
if (ret)
dev_err(dev, "%s: Failed to register opp debugfs (%d)\n",
__func__, ret);
- mutex_unlock(&opp_table->lock);

return opp_dev;
}
@@ -744,7 +736,6 @@ static struct opp_table *_allocate_opp_table(struct device *dev)
if (!opp_table)
return NULL;

- mutex_init(&opp_table->lock);
INIT_LIST_HEAD(&opp_table->dev_list);

opp_dev = _add_opp_dev(dev, opp_table);
@@ -766,6 +757,7 @@ static struct opp_table *_allocate_opp_table(struct device *dev)

BLOCKING_INIT_NOTIFIER_HEAD(&opp_table->head);
INIT_LIST_HEAD(&opp_table->opp_list);
+ mutex_init(&opp_table->lock);
kref_init(&opp_table->kref);

/* Secure the device table modification */
@@ -807,10 +799,6 @@ static void _opp_table_kref_release(struct kref *kref)
if (!IS_ERR(opp_table->clk))
clk_put(opp_table->clk);

- /*
- * No need to take opp_table->lock here as we are guaranteed that no
- * references to the OPP table are taken at this point.
- */
opp_dev = list_first_entry(&opp_table->dev_list, struct opp_device,
node);

@@ -1714,9 +1702,6 @@ void _dev_pm_opp_remove_table(struct opp_table *opp_table, struct device *dev,
{
struct dev_pm_opp *opp, *tmp;

- /* Protect dev_list */
- mutex_lock(&opp_table->lock);
-
/* Find if opp_table manages a single device */
if (list_is_singular(&opp_table->dev_list)) {
/* Free static OPPs */
@@ -1727,8 +1712,6 @@ void _dev_pm_opp_remove_table(struct opp_table *opp_table, struct device *dev,
} else {
_remove_opp_dev(_find_opp_dev(dev, opp_table), opp_table);
}
-
- mutex_unlock(&opp_table->lock);
}

void _dev_pm_opp_find_and_remove_table(struct device *dev, bool remove_all)
diff --git a/drivers/base/power/opp/cpu.c b/drivers/base/power/opp/cpu.c
index 66e406bd4d62..2d87bc1adf38 100644
--- a/drivers/base/power/opp/cpu.c
+++ b/drivers/base/power/opp/cpu.c
@@ -222,10 +222,8 @@ int dev_pm_opp_get_sharing_cpus(struct device *cpu_dev, struct cpumask *cpumask)
cpumask_clear(cpumask);

if (opp_table->shared_opp == OPP_TABLE_ACCESS_SHARED) {
- mutex_lock(&opp_table->lock);
list_for_each_entry(opp_dev, &opp_table->dev_list, node)
cpumask_set_cpu(opp_dev->dev->id, cpumask);
- mutex_unlock(&opp_table->lock);
} else {
cpumask_set_cpu(cpu_dev->id, cpumask);
}
diff --git a/drivers/base/power/opp/opp.h b/drivers/base/power/opp/opp.h
index 0a206c6b9086..166eef990599 100644
--- a/drivers/base/power/opp/opp.h
+++ b/drivers/base/power/opp/opp.h
@@ -124,7 +124,7 @@ enum opp_table_access {
* @dev_list: list of devices that share these OPPs
* @opp_list: table of opps
* @kref: for reference count of the table.
- * @lock: mutex protecting the opp_list and dev_list.
+ * @lock: mutex protecting the opp_list.
* @np: struct device_node pointer for opp's DT node.
* @clock_latency_ns_max: Max clock latency in nanoseconds.
* @shared_opp: OPP is shared between multiple devices.
diff --git a/drivers/clk/Makefile b/drivers/clk/Makefile
index f7f761b02bed..8ca03d9d693b 100644
--- a/drivers/clk/Makefile
+++ b/drivers/clk/Makefile
@@ -65,6 +65,7 @@ obj-$(CONFIG_ARCH_HISI) += hisilicon/
obj-y += imgtec/
obj-$(CONFIG_ARCH_MXC) += imx/
obj-$(CONFIG_MACH_INGENIC) += ingenic/
+obj-$(CONFIG_ARCH_K3) += keystone/
obj-$(CONFIG_ARCH_KEYSTONE) += keystone/
obj-$(CONFIG_MACH_LOONGSON32) += loongson1/
obj-$(CONFIG_ARCH_MEDIATEK) += mediatek/
diff --git a/drivers/clk/keystone/Kconfig b/drivers/clk/keystone/Kconfig
index 7e9f0176578a..b04927d06cd1 100644
--- a/drivers/clk/keystone/Kconfig
+++ b/drivers/clk/keystone/Kconfig
@@ -7,7 +7,7 @@ config COMMON_CLK_KEYSTONE

config TI_SCI_CLK
tristate "TI System Control Interface clock drivers"
- depends on (ARCH_KEYSTONE || COMPILE_TEST) && OF
+ depends on (ARCH_KEYSTONE || ARCH_K3 || COMPILE_TEST) && OF
depends on TI_SCI_PROTOCOL
default ARCH_KEYSTONE
---help---
diff --git a/drivers/clk/samsung/clk-cpu.c b/drivers/clk/samsung/clk-cpu.c
index 6686e8ba61f9..82f023f29a61 100644
--- a/drivers/clk/samsung/clk-cpu.c
+++ b/drivers/clk/samsung/clk-cpu.c
@@ -152,7 +152,7 @@ static int exynos_cpuclk_pre_rate_change(struct clk_notifier_data *ndata,
struct exynos_cpuclk *cpuclk, void __iomem *base)
{
const struct exynos_cpuclk_cfg_data *cfg_data = cpuclk->cfg;
- unsigned long alt_prate = clk_get_rate(cpuclk->alt_parent);
+ unsigned long alt_prate = clk_hw_get_rate(cpuclk->alt_parent);
unsigned long alt_div = 0, alt_div_mask = DIV_MASK;
unsigned long div0, div1 = 0, mux_reg;
unsigned long flags;
@@ -280,7 +280,7 @@ static int exynos5433_cpuclk_pre_rate_change(struct clk_notifier_data *ndata,
struct exynos_cpuclk *cpuclk, void __iomem *base)
{
const struct exynos_cpuclk_cfg_data *cfg_data = cpuclk->cfg;
- unsigned long alt_prate = clk_get_rate(cpuclk->alt_parent);
+ unsigned long alt_prate = clk_hw_get_rate(cpuclk->alt_parent);
unsigned long alt_div = 0, alt_div_mask = DIV_MASK;
unsigned long div0, div1 = 0, mux_reg;
unsigned long flags;
@@ -432,7 +432,7 @@ int __init exynos_register_cpu_clock(struct samsung_clk_provider *ctx,
else
cpuclk->clk_nb.notifier_call = exynos_cpuclk_notifier_cb;

- cpuclk->alt_parent = __clk_lookup(alt_parent);
+ cpuclk->alt_parent = __clk_get_hw(__clk_lookup(alt_parent));
if (!cpuclk->alt_parent) {
pr_err("%s: could not lookup alternate parent %s\n",
__func__, alt_parent);
diff --git a/drivers/clk/samsung/clk-cpu.h b/drivers/clk/samsung/clk-cpu.h
index d4b6b517fe1b..bd38c6aa3897 100644
--- a/drivers/clk/samsung/clk-cpu.h
+++ b/drivers/clk/samsung/clk-cpu.h
@@ -49,7 +49,7 @@ struct exynos_cpuclk_cfg_data {
*/
struct exynos_cpuclk {
struct clk_hw hw;
- struct clk *alt_parent;
+ struct clk_hw *alt_parent;
void __iomem *ctrl_base;
spinlock_t *lock;
const struct exynos_cpuclk_cfg_data *cfg;
diff --git a/drivers/clk/samsung/clk-exynos5420.c b/drivers/clk/samsung/clk-exynos5420.c
index 500a55415e90..a882f7038bce 100644
--- a/drivers/clk/samsung/clk-exynos5420.c
+++ b/drivers/clk/samsung/clk-exynos5420.c
@@ -633,6 +633,7 @@ static const struct samsung_div_clock exynos5420_div_clks[] __initconst = {
};

static const struct samsung_gate_clock exynos5420_gate_clks[] __initconst = {
+ GATE(CLK_SECKEY, "seckey", "aclk66_psgen", GATE_BUS_PERIS1, 1, 0, 0),
GATE(CLK_MAU_EPLL, "mau_epll", "mout_mau_epll_clk",
SRC_MASK_TOP7, 20, CLK_SET_RATE_PARENT, 0),
};
@@ -1167,8 +1168,6 @@ static const struct samsung_gate_clock exynos5x_gate_clks[] __initconst = {
GATE(CLK_TMU, "tmu", "aclk66_psgen", GATE_IP_PERIS, 21, 0, 0),
GATE(CLK_TMU_GPU, "tmu_gpu", "aclk66_psgen", GATE_IP_PERIS, 22, 0, 0),

- GATE(CLK_SECKEY, "seckey", "aclk66_psgen", GATE_BUS_PERIS1, 1, 0, 0),
-
/* GEN Block */
GATE(CLK_ROTATOR, "rotator", "mout_user_aclk266", GATE_IP_GEN, 1, 0, 0),
GATE(CLK_JPEG, "jpeg", "aclk300_jpeg", GATE_IP_GEN, 2, 0, 0),
diff --git a/drivers/clocksource/sh_cmt.c b/drivers/clocksource/sh_cmt.c
index e09e8bf0bb9b..3cd62f7c33e3 100644
--- a/drivers/clocksource/sh_cmt.c
+++ b/drivers/clocksource/sh_cmt.c
@@ -75,18 +75,17 @@ struct sh_cmt_info {
enum sh_cmt_model model;

unsigned long width; /* 16 or 32 bit version of hardware block */
- unsigned long overflow_bit;
- unsigned long clear_bits;
+ u32 overflow_bit;
+ u32 clear_bits;

/* callbacks for CMSTR and CMCSR access */
- unsigned long (*read_control)(void __iomem *base, unsigned long offs);
+ u32 (*read_control)(void __iomem *base, unsigned long offs);
void (*write_control)(void __iomem *base, unsigned long offs,
- unsigned long value);
+ u32 value);

/* callbacks for CMCNT and CMCOR access */
- unsigned long (*read_count)(void __iomem *base, unsigned long offs);
- void (*write_count)(void __iomem *base, unsigned long offs,
- unsigned long value);
+ u32 (*read_count)(void __iomem *base, unsigned long offs);
+ void (*write_count)(void __iomem *base, unsigned long offs, u32 value);
};

struct sh_cmt_channel {
@@ -100,13 +99,13 @@ struct sh_cmt_channel {

unsigned int timer_bit;
unsigned long flags;
- unsigned long match_value;
- unsigned long next_match_value;
- unsigned long max_match_value;
+ u32 match_value;
+ u32 next_match_value;
+ u32 max_match_value;
raw_spinlock_t lock;
struct clock_event_device ced;
struct clocksource cs;
- unsigned long total_cycles;
+ u64 total_cycles;
bool cs_enabled;
};

@@ -157,24 +156,22 @@ struct sh_cmt_device {
#define SH_CMT32_CMCSR_CKS_RCLK1 (7 << 0)
#define SH_CMT32_CMCSR_CKS_MASK (7 << 0)

-static unsigned long sh_cmt_read16(void __iomem *base, unsigned long offs)
+static u32 sh_cmt_read16(void __iomem *base, unsigned long offs)
{
return ioread16(base + (offs << 1));
}

-static unsigned long sh_cmt_read32(void __iomem *base, unsigned long offs)
+static u32 sh_cmt_read32(void __iomem *base, unsigned long offs)
{
return ioread32(base + (offs << 2));
}

-static void sh_cmt_write16(void __iomem *base, unsigned long offs,
- unsigned long value)
+static void sh_cmt_write16(void __iomem *base, unsigned long offs, u32 value)
{
iowrite16(value, base + (offs << 1));
}

-static void sh_cmt_write32(void __iomem *base, unsigned long offs,
- unsigned long value)
+static void sh_cmt_write32(void __iomem *base, unsigned long offs, u32 value)
{
iowrite32(value, base + (offs << 2));
}
@@ -236,7 +233,7 @@ static const struct sh_cmt_info sh_cmt_info[] = {
#define CMCNT 1 /* channel register */
#define CMCOR 2 /* channel register */

-static inline unsigned long sh_cmt_read_cmstr(struct sh_cmt_channel *ch)
+static inline u32 sh_cmt_read_cmstr(struct sh_cmt_channel *ch)
{
if (ch->iostart)
return ch->cmt->info->read_control(ch->iostart, 0);
@@ -244,8 +241,7 @@ static inline unsigned long sh_cmt_read_cmstr(struct sh_cmt_channel *ch)
return ch->cmt->info->read_control(ch->cmt->mapbase, 0);
}

-static inline void sh_cmt_write_cmstr(struct sh_cmt_channel *ch,
- unsigned long value)
+static inline void sh_cmt_write_cmstr(struct sh_cmt_channel *ch, u32 value)
{
if (ch->iostart)
ch->cmt->info->write_control(ch->iostart, 0, value);
@@ -253,39 +249,35 @@ static inline void sh_cmt_write_cmstr(struct sh_cmt_channel *ch,
ch->cmt->info->write_control(ch->cmt->mapbase, 0, value);
}

-static inline unsigned long sh_cmt_read_cmcsr(struct sh_cmt_channel *ch)
+static inline u32 sh_cmt_read_cmcsr(struct sh_cmt_channel *ch)
{
return ch->cmt->info->read_control(ch->ioctrl, CMCSR);
}

-static inline void sh_cmt_write_cmcsr(struct sh_cmt_channel *ch,
- unsigned long value)
+static inline void sh_cmt_write_cmcsr(struct sh_cmt_channel *ch, u32 value)
{
ch->cmt->info->write_control(ch->ioctrl, CMCSR, value);
}

-static inline unsigned long sh_cmt_read_cmcnt(struct sh_cmt_channel *ch)
+static inline u32 sh_cmt_read_cmcnt(struct sh_cmt_channel *ch)
{
return ch->cmt->info->read_count(ch->ioctrl, CMCNT);
}

-static inline void sh_cmt_write_cmcnt(struct sh_cmt_channel *ch,
- unsigned long value)
+static inline void sh_cmt_write_cmcnt(struct sh_cmt_channel *ch, u32 value)
{
ch->cmt->info->write_count(ch->ioctrl, CMCNT, value);
}

-static inline void sh_cmt_write_cmcor(struct sh_cmt_channel *ch,
- unsigned long value)
+static inline void sh_cmt_write_cmcor(struct sh_cmt_channel *ch, u32 value)
{
ch->cmt->info->write_count(ch->ioctrl, CMCOR, value);
}

-static unsigned long sh_cmt_get_counter(struct sh_cmt_channel *ch,
- int *has_wrapped)
+static u32 sh_cmt_get_counter(struct sh_cmt_channel *ch, u32 *has_wrapped)
{
- unsigned long v1, v2, v3;
- int o1, o2;
+ u32 v1, v2, v3;
+ u32 o1, o2;

o1 = sh_cmt_read_cmcsr(ch) & ch->cmt->info->overflow_bit;

@@ -305,7 +297,8 @@ static unsigned long sh_cmt_get_counter(struct sh_cmt_channel *ch,

static void sh_cmt_start_stop_ch(struct sh_cmt_channel *ch, int start)
{
- unsigned long flags, value;
+ unsigned long flags;
+ u32 value;

/* start stop register shared by multiple timer channels */
raw_spin_lock_irqsave(&ch->cmt->lock, flags);
@@ -412,11 +405,11 @@ static void sh_cmt_disable(struct sh_cmt_channel *ch)
static void sh_cmt_clock_event_program_verify(struct sh_cmt_channel *ch,
int absolute)
{
- unsigned long new_match;
- unsigned long value = ch->next_match_value;
- unsigned long delay = 0;
- unsigned long now = 0;
- int has_wrapped;
+ u32 value = ch->next_match_value;
+ u32 new_match;
+ u32 delay = 0;
+ u32 now = 0;
+ u32 has_wrapped;

now = sh_cmt_get_counter(ch, &has_wrapped);
ch->flags |= FLAG_REPROGRAM; /* force reprogram */
@@ -613,9 +606,10 @@ static struct sh_cmt_channel *cs_to_sh_cmt(struct clocksource *cs)
static u64 sh_cmt_clocksource_read(struct clocksource *cs)
{
struct sh_cmt_channel *ch = cs_to_sh_cmt(cs);
- unsigned long flags, raw;
- unsigned long value;
- int has_wrapped;
+ unsigned long flags;
+ u32 has_wrapped;
+ u64 value;
+ u32 raw;

raw_spin_lock_irqsave(&ch->lock, flags);
value = ch->total_cycles;
@@ -688,7 +682,7 @@ static int sh_cmt_register_clocksource(struct sh_cmt_channel *ch,
cs->disable = sh_cmt_clocksource_disable;
cs->suspend = sh_cmt_clocksource_suspend;
cs->resume = sh_cmt_clocksource_resume;
- cs->mask = CLOCKSOURCE_MASK(sizeof(unsigned long) * 8);
+ cs->mask = CLOCKSOURCE_MASK(sizeof(u64) * 8);
cs->flags = CLOCK_SOURCE_IS_CONTINUOUS;

dev_info(&ch->cmt->pdev->dev, "ch%u: used as clock source\n",
diff --git a/drivers/crypto/mxs-dcp.c b/drivers/crypto/mxs-dcp.c
index a98a25733a22..e1e1e8110790 100644
--- a/drivers/crypto/mxs-dcp.c
+++ b/drivers/crypto/mxs-dcp.c
@@ -28,9 +28,24 @@

#define DCP_MAX_CHANS 4
#define DCP_BUF_SZ PAGE_SIZE
+#define DCP_SHA_PAY_SZ 64

#define DCP_ALIGNMENT 64

+/*
+ * Null hashes to align with hw behavior on imx6sl and ull
+ * these are flipped for consistency with hw output
+ */
+const uint8_t sha1_null_hash[] =
+ "\x09\x07\xd8\xaf\x90\x18\x60\x95\xef\xbf"
+ "\x55\x32\x0d\x4b\x6b\x5e\xee\xa3\x39\xda";
+
+const uint8_t sha256_null_hash[] =
+ "\x55\xb8\x52\x78\x1b\x99\x95\xa4"
+ "\x4c\x93\x9b\x64\xe4\x41\xae\x27"
+ "\x24\xb9\x6f\x99\xc8\xf4\xfb\x9a"
+ "\x14\x1c\xfc\x98\x42\xc4\xb0\xe3";
+
/* DCP DMA descriptor. */
struct dcp_dma_desc {
uint32_t next_cmd_addr;
@@ -48,6 +63,7 @@ struct dcp_coherent_block {
uint8_t aes_in_buf[DCP_BUF_SZ];
uint8_t aes_out_buf[DCP_BUF_SZ];
uint8_t sha_in_buf[DCP_BUF_SZ];
+ uint8_t sha_out_buf[DCP_SHA_PAY_SZ];

uint8_t aes_key[2 * AES_KEYSIZE_128];

@@ -209,6 +225,12 @@ static int mxs_dcp_run_aes(struct dcp_async_ctx *actx,
dma_addr_t dst_phys = dma_map_single(sdcp->dev, sdcp->coh->aes_out_buf,
DCP_BUF_SZ, DMA_FROM_DEVICE);

+ if (actx->fill % AES_BLOCK_SIZE) {
+ dev_err(sdcp->dev, "Invalid block size!\n");
+ ret = -EINVAL;
+ goto aes_done_run;
+ }
+
/* Fill in the DMA descriptor. */
desc->control0 = MXS_DCP_CONTROL0_DECR_SEMAPHORE |
MXS_DCP_CONTROL0_INTERRUPT |
@@ -238,6 +260,7 @@ static int mxs_dcp_run_aes(struct dcp_async_ctx *actx,

ret = mxs_dcp_start_dma(actx);

+aes_done_run:
dma_unmap_single(sdcp->dev, key_phys, 2 * AES_KEYSIZE_128,
DMA_TO_DEVICE);
dma_unmap_single(sdcp->dev, src_phys, DCP_BUF_SZ, DMA_TO_DEVICE);
@@ -264,13 +287,15 @@ static int mxs_dcp_aes_block_crypt(struct crypto_async_request *arq)

uint8_t *out_tmp, *src_buf, *dst_buf = NULL;
uint32_t dst_off = 0;
+ uint32_t last_out_len = 0;

uint8_t *key = sdcp->coh->aes_key;

int ret = 0;
int split = 0;
- unsigned int i, len, clen, rem = 0;
+ unsigned int i, len, clen, rem = 0, tlen = 0;
int init = 0;
+ bool limit_hit = false;

actx->fill = 0;

@@ -289,6 +314,11 @@ static int mxs_dcp_aes_block_crypt(struct crypto_async_request *arq)
for_each_sg(req->src, src, nents, i) {
src_buf = sg_virt(src);
len = sg_dma_len(src);
+ tlen += len;
+ limit_hit = tlen > req->nbytes;
+
+ if (limit_hit)
+ len = req->nbytes - (tlen - len);

do {
if (actx->fill + len > out_off)
@@ -305,13 +335,15 @@ static int mxs_dcp_aes_block_crypt(struct crypto_async_request *arq)
* If we filled the buffer or this is the last SG,
* submit the buffer.
*/
- if (actx->fill == out_off || sg_is_last(src)) {
+ if (actx->fill == out_off || sg_is_last(src) ||
+ limit_hit) {
ret = mxs_dcp_run_aes(actx, req, init);
if (ret)
return ret;
init = 0;

out_tmp = out_buf;
+ last_out_len = actx->fill;
while (dst && actx->fill) {
if (!split) {
dst_buf = sg_virt(dst);
@@ -334,6 +366,19 @@ static int mxs_dcp_aes_block_crypt(struct crypto_async_request *arq)
}
}
} while (len);
+
+ if (limit_hit)
+ break;
+ }
+
+ /* Copy the IV for CBC for chaining */
+ if (!rctx->ecb) {
+ if (rctx->enc)
+ memcpy(req->info, out_buf+(last_out_len-AES_BLOCK_SIZE),
+ AES_BLOCK_SIZE);
+ else
+ memcpy(req->info, in_buf+(last_out_len-AES_BLOCK_SIZE),
+ AES_BLOCK_SIZE);
}

return ret;
@@ -513,8 +558,6 @@ static int mxs_dcp_run_sha(struct ahash_request *req)
struct crypto_ahash *tfm = crypto_ahash_reqtfm(req);
struct dcp_async_ctx *actx = crypto_ahash_ctx(tfm);
struct dcp_sha_req_ctx *rctx = ahash_request_ctx(req);
- struct hash_alg_common *halg = crypto_hash_alg_common(tfm);
-
struct dcp_dma_desc *desc = &sdcp->coh->desc[actx->chan];

dma_addr_t digest_phys = 0;
@@ -536,10 +579,23 @@ static int mxs_dcp_run_sha(struct ahash_request *req)
desc->payload = 0;
desc->status = 0;

+ /*
+ * Align driver with hw behavior when generating null hashes
+ */
+ if (rctx->init && rctx->fini && desc->size == 0) {
+ struct hash_alg_common *halg = crypto_hash_alg_common(tfm);
+ const uint8_t *sha_buf =
+ (actx->alg == MXS_DCP_CONTROL1_HASH_SELECT_SHA1) ?
+ sha1_null_hash : sha256_null_hash;
+ memcpy(sdcp->coh->sha_out_buf, sha_buf, halg->digestsize);
+ ret = 0;
+ goto done_run;
+ }
+
/* Set HASH_TERM bit for last transfer block. */
if (rctx->fini) {
- digest_phys = dma_map_single(sdcp->dev, req->result,
- halg->digestsize, DMA_FROM_DEVICE);
+ digest_phys = dma_map_single(sdcp->dev, sdcp->coh->sha_out_buf,
+ DCP_SHA_PAY_SZ, DMA_FROM_DEVICE);
desc->control0 |= MXS_DCP_CONTROL0_HASH_TERM;
desc->payload = digest_phys;
}
@@ -547,9 +603,10 @@ static int mxs_dcp_run_sha(struct ahash_request *req)
ret = mxs_dcp_start_dma(actx);

if (rctx->fini)
- dma_unmap_single(sdcp->dev, digest_phys, halg->digestsize,
+ dma_unmap_single(sdcp->dev, digest_phys, DCP_SHA_PAY_SZ,
DMA_FROM_DEVICE);

+done_run:
dma_unmap_single(sdcp->dev, buf_phys, DCP_BUF_SZ, DMA_TO_DEVICE);

return ret;
@@ -567,6 +624,7 @@ static int dcp_sha_req_to_buf(struct crypto_async_request *arq)
const int nents = sg_nents(req->src);

uint8_t *in_buf = sdcp->coh->sha_in_buf;
+ uint8_t *out_buf = sdcp->coh->sha_out_buf;

uint8_t *src_buf;

@@ -621,11 +679,9 @@ static int dcp_sha_req_to_buf(struct crypto_async_request *arq)

actx->fill = 0;

- /* For some reason, the result is flipped. */
- for (i = 0; i < halg->digestsize / 2; i++) {
- swap(req->result[i],
- req->result[halg->digestsize - i - 1]);
- }
+ /* For some reason the result is flipped */
+ for (i = 0; i < halg->digestsize; i++)
+ req->result[i] = out_buf[halg->digestsize - i - 1];
}

return 0;
diff --git a/drivers/dma/ioat/init.c b/drivers/dma/ioat/init.c
index 68680e4151ea..9103a0425f75 100644
--- a/drivers/dma/ioat/init.c
+++ b/drivers/dma/ioat/init.c
@@ -129,7 +129,7 @@ static void
ioat_init_channel(struct ioatdma_device *ioat_dma,
struct ioatdma_chan *ioat_chan, int idx);
static void ioat_intr_quirk(struct ioatdma_device *ioat_dma);
-static int ioat_enumerate_channels(struct ioatdma_device *ioat_dma);
+static void ioat_enumerate_channels(struct ioatdma_device *ioat_dma);
static int ioat3_dma_self_test(struct ioatdma_device *ioat_dma);

static int ioat_dca_enabled = 1;
@@ -575,7 +575,7 @@ static void ioat_dma_remove(struct ioatdma_device *ioat_dma)
* ioat_enumerate_channels - find and initialize the device's channels
* @ioat_dma: the ioat dma device to be enumerated
*/
-static int ioat_enumerate_channels(struct ioatdma_device *ioat_dma)
+static void ioat_enumerate_channels(struct ioatdma_device *ioat_dma)
{
struct ioatdma_chan *ioat_chan;
struct device *dev = &ioat_dma->pdev->dev;
@@ -594,7 +594,7 @@ static int ioat_enumerate_channels(struct ioatdma_device *ioat_dma)
xfercap_log = readb(ioat_dma->reg_base + IOAT_XFERCAP_OFFSET);
xfercap_log &= 0x1f; /* bits [4:0] valid */
if (xfercap_log == 0)
- return 0;
+ return;
dev_dbg(dev, "%s: xfercap = %d\n", __func__, 1 << xfercap_log);

for (i = 0; i < dma->chancnt; i++) {
@@ -611,7 +611,6 @@ static int ioat_enumerate_channels(struct ioatdma_device *ioat_dma)
}
}
dma->chancnt = i;
- return i;
}

/**
diff --git a/drivers/dma/sh/rcar-dmac.c b/drivers/dma/sh/rcar-dmac.c
index 19c7433e8309..f7ca57125ac7 100644
--- a/drivers/dma/sh/rcar-dmac.c
+++ b/drivers/dma/sh/rcar-dmac.c
@@ -200,6 +200,7 @@ struct rcar_dmac {
struct dma_device engine;
struct device *dev;
void __iomem *iomem;
+ struct device_dma_parameters parms;

unsigned int n_channels;
struct rcar_dmac_chan *channels;
@@ -1764,6 +1765,8 @@ static int rcar_dmac_probe(struct platform_device *pdev)

dmac->dev = &pdev->dev;
platform_set_drvdata(pdev, dmac);
+ dmac->dev->dma_parms = &dmac->parms;
+ dma_set_max_seg_size(dmac->dev, RCAR_DMATCR_MASK);
dma_set_mask_and_coherent(dmac->dev, DMA_BIT_MASK(40));

ret = rcar_dmac_parse_of(&pdev->dev, dmac);
diff --git a/drivers/dma/timb_dma.c b/drivers/dma/timb_dma.c
index 896bafb7a532..cf6588cc3efd 100644
--- a/drivers/dma/timb_dma.c
+++ b/drivers/dma/timb_dma.c
@@ -545,7 +545,7 @@ static struct dma_async_tx_descriptor *td_prep_slave_sg(struct dma_chan *chan,
}

dma_sync_single_for_device(chan2dmadev(chan), td_desc->txd.phys,
- td_desc->desc_list_len, DMA_MEM_TO_DEV);
+ td_desc->desc_list_len, DMA_TO_DEVICE);

return &td_desc->txd;
}
diff --git a/drivers/gpio/gpio-syscon.c b/drivers/gpio/gpio-syscon.c
index 537cec7583fc..cf88a0bfe99e 100644
--- a/drivers/gpio/gpio-syscon.c
+++ b/drivers/gpio/gpio-syscon.c
@@ -122,7 +122,7 @@ static int syscon_gpio_dir_out(struct gpio_chip *chip, unsigned offset, int val)
BIT(offs % SYSCON_REG_BITS));
}

- priv->data->set(chip, offset, val);
+ chip->set(chip, offset, val);

return 0;
}
diff --git a/drivers/hwmon/ina3221.c b/drivers/hwmon/ina3221.c
index e6b49500c52a..8c9555313fc3 100644
--- a/drivers/hwmon/ina3221.c
+++ b/drivers/hwmon/ina3221.c
@@ -38,9 +38,9 @@
#define INA3221_WARN3 0x0c
#define INA3221_MASK_ENABLE 0x0f

-#define INA3221_CONFIG_MODE_SHUNT BIT(1)
-#define INA3221_CONFIG_MODE_BUS BIT(2)
-#define INA3221_CONFIG_MODE_CONTINUOUS BIT(3)
+#define INA3221_CONFIG_MODE_SHUNT BIT(0)
+#define INA3221_CONFIG_MODE_BUS BIT(1)
+#define INA3221_CONFIG_MODE_CONTINUOUS BIT(2)

#define INA3221_RSHUNT_DEFAULT 10000

diff --git a/drivers/hwmon/pwm-fan.c b/drivers/hwmon/pwm-fan.c
index 6d30bec04f2d..f981da686d7e 100644
--- a/drivers/hwmon/pwm-fan.c
+++ b/drivers/hwmon/pwm-fan.c
@@ -221,8 +221,12 @@ static int pwm_fan_probe(struct platform_device *pdev)

ctx->pwm = devm_of_pwm_get(&pdev->dev, pdev->dev.of_node, NULL);
if (IS_ERR(ctx->pwm)) {
- dev_err(&pdev->dev, "Could not get PWM\n");
- return PTR_ERR(ctx->pwm);
+ ret = PTR_ERR(ctx->pwm);
+
+ if (ret != -EPROBE_DEFER)
+ dev_err(&pdev->dev, "Could not get PWM: %d\n", ret);
+
+ return ret;
}

platform_set_drvdata(pdev, ctx);
diff --git a/drivers/i2c/busses/Kconfig b/drivers/i2c/busses/Kconfig
index 45a3f3ca29b3..b72a25585d52 100644
--- a/drivers/i2c/busses/Kconfig
+++ b/drivers/i2c/busses/Kconfig
@@ -429,12 +429,13 @@ config I2C_BCM_KONA
If you do not need KONA I2C interface, say N.

config I2C_BRCMSTB
- tristate "BRCM Settop I2C controller"
- depends on ARCH_BRCMSTB || BMIPS_GENERIC || COMPILE_TEST
+ tristate "BRCM Settop/DSL I2C controller"
+ depends on ARCH_BRCMSTB || BMIPS_GENERIC || ARCH_BCM_63XX || \
+ COMPILE_TEST
default y
help
If you say yes to this option, support will be included for the
- I2C interface on the Broadcom Settop SoCs.
+ I2C interface on the Broadcom Settop/DSL SoCs.

If you do not need I2C interface, say N.

diff --git a/drivers/infiniband/hw/mthca/mthca_main.c b/drivers/infiniband/hw/mthca/mthca_main.c
index e36a9bc52268..ccf50dafce9c 100644
--- a/drivers/infiniband/hw/mthca/mthca_main.c
+++ b/drivers/infiniband/hw/mthca/mthca_main.c
@@ -986,7 +986,8 @@ static int __mthca_init_one(struct pci_dev *pdev, int hca_type)
goto err_free_dev;
}

- if (mthca_cmd_init(mdev)) {
+ err = mthca_cmd_init(mdev);
+ if (err) {
mthca_err(mdev, "Failed to init command interface, aborting.\n");
goto err_free_dev;
}
diff --git a/drivers/infiniband/ulp/opa_vnic/opa_vnic_encap.c b/drivers/infiniband/ulp/opa_vnic/opa_vnic_encap.c
index a72278e9cd27..9c8ddaaa6fbb 100644
--- a/drivers/infiniband/ulp/opa_vnic/opa_vnic_encap.c
+++ b/drivers/infiniband/ulp/opa_vnic/opa_vnic_encap.c
@@ -351,7 +351,8 @@ static uint32_t opa_vnic_get_dlid(struct opa_vnic_adapter *adapter,
if (unlikely(!dlid))
v_warn("Null dlid in MAC address\n");
} else if (def_port != OPA_VNIC_INVALID_PORT) {
- dlid = info->vesw.u_ucast_dlid[def_port];
+ if (def_port < OPA_VESW_MAX_NUM_DEF_PORT)
+ dlid = info->vesw.u_ucast_dlid[def_port];
}
}

diff --git a/drivers/input/touchscreen/silead.c b/drivers/input/touchscreen/silead.c
index 0dbcf105f7db..7c0eeef29b3c 100644
--- a/drivers/input/touchscreen/silead.c
+++ b/drivers/input/touchscreen/silead.c
@@ -534,20 +534,33 @@ static int __maybe_unused silead_ts_suspend(struct device *dev)
static int __maybe_unused silead_ts_resume(struct device *dev)
{
struct i2c_client *client = to_i2c_client(dev);
+ bool second_try = false;
int error, status;

silead_ts_set_power(client, SILEAD_POWER_ON);

+ retry:
error = silead_ts_reset(client);
if (error)
return error;

+ if (second_try) {
+ error = silead_ts_load_fw(client);
+ if (error)
+ return error;
+ }
+
error = silead_ts_startup(client);
if (error)
return error;

status = silead_ts_get_status(client);
if (status != SILEAD_STATUS_OK) {
+ if (!second_try) {
+ second_try = true;
+ dev_dbg(dev, "Reloading firmware after unsuccessful resume\n");
+ goto retry;
+ }
dev_err(dev, "Resume error, status: 0x%02x\n", status);
return -ENODEV;
}
diff --git a/drivers/input/touchscreen/st1232.c b/drivers/input/touchscreen/st1232.c
index be5615c6bf8f..482f97e1c9d3 100644
--- a/drivers/input/touchscreen/st1232.c
+++ b/drivers/input/touchscreen/st1232.c
@@ -203,6 +203,7 @@ static int st1232_ts_probe(struct i2c_client *client,
input_dev->id.bustype = BUS_I2C;
input_dev->dev.parent = &client->dev;

+ __set_bit(INPUT_PROP_DIRECT, input_dev->propbit);
__set_bit(EV_SYN, input_dev->evbit);
__set_bit(EV_KEY, input_dev->evbit);
__set_bit(EV_ABS, input_dev->evbit);
diff --git a/drivers/iommu/io-pgtable-arm.c b/drivers/iommu/io-pgtable-arm.c
index e8018a308868..17a9225283dd 100644
--- a/drivers/iommu/io-pgtable-arm.c
+++ b/drivers/iommu/io-pgtable-arm.c
@@ -551,13 +551,12 @@ static int arm_lpae_split_blk_unmap(struct arm_lpae_io_pgtable *data,
return 0;

tablep = iopte_deref(pte, data);
+ } else if (unmap_idx >= 0) {
+ io_pgtable_tlb_add_flush(&data->iop, iova, size, size, true);
+ return size;
}

- if (unmap_idx < 0)
- return __arm_lpae_unmap(data, iova, size, lvl, tablep);
-
- io_pgtable_tlb_add_flush(&data->iop, iova, size, size, true);
- return size;
+ return __arm_lpae_unmap(data, iova, size, lvl, tablep);
}

static int __arm_lpae_unmap(struct arm_lpae_io_pgtable *data,
diff --git a/drivers/irqchip/irq-mvebu-icu.c b/drivers/irqchip/irq-mvebu-icu.c
index e18c48d3a92e..6a77b9ea8e41 100644
--- a/drivers/irqchip/irq-mvebu-icu.c
+++ b/drivers/irqchip/irq-mvebu-icu.c
@@ -92,7 +92,7 @@ static int
mvebu_icu_irq_domain_translate(struct irq_domain *d, struct irq_fwspec *fwspec,
unsigned long *hwirq, unsigned int *type)
{
- struct mvebu_icu *icu = d->host_data;
+ struct mvebu_icu *icu = platform_msi_get_host_data(d);
unsigned int icu_group;

/* Check the count of the parameters in dt */
diff --git a/drivers/md/bcache/super.c b/drivers/md/bcache/super.c
index 1a270e2262f5..690aeb09bbf5 100644
--- a/drivers/md/bcache/super.c
+++ b/drivers/md/bcache/super.c
@@ -905,6 +905,7 @@ static void cached_dev_detach_finish(struct work_struct *w)
bch_write_bdev_super(dc, &cl);
closure_sync(&cl);

+ calc_cached_dev_sectors(dc->disk.c);
bcache_device_detach(&dc->disk);
list_move(&dc->list, &uncached_devices);

diff --git a/drivers/md/md.c b/drivers/md/md.c
index e529cef5483a..b942c74f1ce8 100644
--- a/drivers/md/md.c
+++ b/drivers/md/md.c
@@ -8736,6 +8736,18 @@ static void md_start_sync(struct work_struct *ws)
*/
void md_check_recovery(struct mddev *mddev)
{
+ if (test_bit(MD_ALLOW_SB_UPDATE, &mddev->flags) && mddev->sb_flags) {
+ /* Write superblock - thread that called mddev_suspend()
+ * holds reconfig_mutex for us.
+ */
+ set_bit(MD_UPDATING_SB, &mddev->flags);
+ smp_mb__after_atomic();
+ if (test_bit(MD_ALLOW_SB_UPDATE, &mddev->flags))
+ md_update_sb(mddev, 0);
+ clear_bit_unlock(MD_UPDATING_SB, &mddev->flags);
+ wake_up(&mddev->sb_wait);
+ }
+
if (mddev->suspended)
return;

@@ -8896,16 +8908,6 @@ void md_check_recovery(struct mddev *mddev)
unlock:
wake_up(&mddev->sb_wait);
mddev_unlock(mddev);
- } else if (test_bit(MD_ALLOW_SB_UPDATE, &mddev->flags) && mddev->sb_flags) {
- /* Write superblock - thread that called mddev_suspend()
- * holds reconfig_mutex for us.
- */
- set_bit(MD_UPDATING_SB, &mddev->flags);
- smp_mb__after_atomic();
- if (test_bit(MD_ALLOW_SB_UPDATE, &mddev->flags))
- md_update_sb(mddev, 0);
- clear_bit_unlock(MD_UPDATING_SB, &mddev->flags);
- wake_up(&mddev->sb_wait);
}
}
EXPORT_SYMBOL(md_check_recovery);
diff --git a/drivers/media/cec/cec-pin.c b/drivers/media/cec/cec-pin.c
index c003b8eac617..68fc6a24d077 100644
--- a/drivers/media/cec/cec-pin.c
+++ b/drivers/media/cec/cec-pin.c
@@ -529,6 +529,17 @@ static enum hrtimer_restart cec_pin_timer(struct hrtimer *timer)
/* Start bit, switch to receive state */
pin->ts = ts;
pin->state = CEC_ST_RX_START_BIT_LOW;
+ /*
+ * If a transmit is pending, then that transmit should
+ * use a signal free time of no more than
+ * CEC_SIGNAL_FREE_TIME_NEW_INITIATOR since it will
+ * have a new initiator due to the receive that is now
+ * starting.
+ */
+ if (pin->tx_msg.len && pin->tx_signal_free_time >
+ CEC_SIGNAL_FREE_TIME_NEW_INITIATOR)
+ pin->tx_signal_free_time =
+ CEC_SIGNAL_FREE_TIME_NEW_INITIATOR;
break;
}
if (pin->ts == 0)
@@ -690,6 +701,15 @@ static int cec_pin_adap_transmit(struct cec_adapter *adap, u8 attempts,
{
struct cec_pin *pin = adap->pin;

+ /*
+ * If a receive is in progress, then this transmit should use
+ * a signal free time of max CEC_SIGNAL_FREE_TIME_NEW_INITIATOR
+ * since when it starts transmitting it will have a new initiator.
+ */
+ if (pin->state != CEC_ST_IDLE &&
+ signal_free_time > CEC_SIGNAL_FREE_TIME_NEW_INITIATOR)
+ signal_free_time = CEC_SIGNAL_FREE_TIME_NEW_INITIATOR;
+
pin->tx_signal_free_time = signal_free_time;
pin->tx_msg = *msg;
pin->work_tx_status = 0;
diff --git a/drivers/media/i2c/adv748x/adv748x-core.c b/drivers/media/i2c/adv748x/adv748x-core.c
index 5ee14f2c2747..cfec08593ac8 100644
--- a/drivers/media/i2c/adv748x/adv748x-core.c
+++ b/drivers/media/i2c/adv748x/adv748x-core.c
@@ -642,7 +642,8 @@ static int adv748x_parse_dt(struct adv748x_state *state)
{
struct device_node *ep_np = NULL;
struct of_endpoint ep;
- bool found = false;
+ bool out_found = false;
+ bool in_found = false;

for_each_endpoint_of_node(state->dev->of_node, ep_np) {
of_graph_parse_endpoint(ep_np, &ep);
@@ -667,10 +668,17 @@ static int adv748x_parse_dt(struct adv748x_state *state)
of_node_get(ep_np);
state->endpoints[ep.port] = ep_np;

- found = true;
+ /*
+ * At least one input endpoint and one output endpoint shall
+ * be defined.
+ */
+ if (ep.port < ADV748X_PORT_TXA)
+ in_found = true;
+ else
+ out_found = true;
}

- return found ? 0 : -ENODEV;
+ return in_found && out_found ? 0 : -ENODEV;
}

static void adv748x_dt_cleanup(struct adv748x_state *state)
@@ -702,6 +710,17 @@ static int adv748x_probe(struct i2c_client *client,
state->i2c_clients[ADV748X_PAGE_IO] = client;
i2c_set_clientdata(client, state);

+ /*
+ * We can not use container_of to get back to the state with two TXs;
+ * Initialize the TXs's fields unconditionally on the endpoint
+ * presence to access them later.
+ */
+ state->txa.state = state->txb.state = state;
+ state->txa.page = ADV748X_PAGE_TXA;
+ state->txb.page = ADV748X_PAGE_TXB;
+ state->txa.port = ADV748X_PORT_TXA;
+ state->txb.port = ADV748X_PORT_TXB;
+
/* Discover and process ports declared by the Device tree endpoints */
ret = adv748x_parse_dt(state);
if (ret) {
diff --git a/drivers/media/i2c/adv748x/adv748x-csi2.c b/drivers/media/i2c/adv748x/adv748x-csi2.c
index 979825d4a419..0953ba0bcc09 100644
--- a/drivers/media/i2c/adv748x/adv748x-csi2.c
+++ b/drivers/media/i2c/adv748x/adv748x-csi2.c
@@ -265,19 +265,10 @@ static int adv748x_csi2_init_controls(struct adv748x_csi2 *tx)

int adv748x_csi2_init(struct adv748x_state *state, struct adv748x_csi2 *tx)
{
- struct device_node *ep;
int ret;

- /* We can not use container_of to get back to the state with two TXs */
- tx->state = state;
- tx->page = is_txa(tx) ? ADV748X_PAGE_TXA : ADV748X_PAGE_TXB;
-
- ep = state->endpoints[is_txa(tx) ? ADV748X_PORT_TXA : ADV748X_PORT_TXB];
- if (!ep) {
- adv_err(state, "No endpoint found for %s\n",
- is_txa(tx) ? "txa" : "txb");
- return -ENODEV;
- }
+ if (!is_tx_enabled(tx))
+ return 0;

/* Initialise the virtual channel */
adv748x_csi2_set_virtual_channel(tx, 0);
@@ -287,7 +278,7 @@ int adv748x_csi2_init(struct adv748x_state *state, struct adv748x_csi2 *tx)
is_txa(tx) ? "txa" : "txb");

/* Ensure that matching is based upon the endpoint fwnodes */
- tx->sd.fwnode = of_fwnode_handle(ep);
+ tx->sd.fwnode = of_fwnode_handle(state->endpoints[tx->port]);

/* Register internal ops for incremental subdev registration */
tx->sd.internal_ops = &adv748x_csi2_internal_ops;
@@ -320,6 +311,9 @@ int adv748x_csi2_init(struct adv748x_state *state, struct adv748x_csi2 *tx)

void adv748x_csi2_cleanup(struct adv748x_csi2 *tx)
{
+ if (!is_tx_enabled(tx))
+ return;
+
v4l2_async_unregister_subdev(&tx->sd);
media_entity_cleanup(&tx->sd.entity);
v4l2_ctrl_handler_free(&tx->ctrl_hdl);
diff --git a/drivers/media/i2c/adv748x/adv748x.h b/drivers/media/i2c/adv748x/adv748x.h
index cc4151b5b31e..296c5f8a8c63 100644
--- a/drivers/media/i2c/adv748x/adv748x.h
+++ b/drivers/media/i2c/adv748x/adv748x.h
@@ -94,6 +94,7 @@ struct adv748x_csi2 {
struct adv748x_state *state;
struct v4l2_mbus_framefmt format;
unsigned int page;
+ unsigned int port;

struct media_pad pads[ADV748X_CSI2_NR_PADS];
struct v4l2_ctrl_handler ctrl_hdl;
@@ -102,6 +103,7 @@ struct adv748x_csi2 {

#define notifier_to_csi2(n) container_of(n, struct adv748x_csi2, notifier)
#define adv748x_sd_to_csi2(sd) container_of(sd, struct adv748x_csi2, sd)
+#define is_tx_enabled(_tx) ((_tx)->state->endpoints[(_tx)->port] != NULL)

enum adv748x_hdmi_pads {
ADV748X_HDMI_SINK,
diff --git a/drivers/media/i2c/dw9714.c b/drivers/media/i2c/dw9714.c
index 95af4fc99cd0..c1273bcd5901 100644
--- a/drivers/media/i2c/dw9714.c
+++ b/drivers/media/i2c/dw9714.c
@@ -182,7 +182,8 @@ static int dw9714_probe(struct i2c_client *client)
return 0;

err_cleanup:
- dw9714_subdev_cleanup(dw9714_dev);
+ v4l2_ctrl_handler_free(&dw9714_dev->ctrls_vcm);
+ media_entity_cleanup(&dw9714_dev->sd.entity);
dev_err(&client->dev, "Probe failed: %d\n", rval);
return rval;
}
diff --git a/drivers/media/platform/davinci/isif.c b/drivers/media/platform/davinci/isif.c
index 5813b49391ed..90d0f13283ae 100644
--- a/drivers/media/platform/davinci/isif.c
+++ b/drivers/media/platform/davinci/isif.c
@@ -1102,7 +1102,8 @@ static int isif_probe(struct platform_device *pdev)

while (i >= 0) {
res = platform_get_resource(pdev, IORESOURCE_MEM, i);
- release_mem_region(res->start, resource_size(res));
+ if (res)
+ release_mem_region(res->start, resource_size(res));
i--;
}
vpfe_unregister_ccdc_device(&isif_hw_dev);
diff --git a/drivers/media/platform/pxa_camera.c b/drivers/media/platform/pxa_camera.c
index edca993c2b1f..d270a23299cc 100644
--- a/drivers/media/platform/pxa_camera.c
+++ b/drivers/media/platform/pxa_camera.c
@@ -2374,7 +2374,7 @@ static int pxa_camera_probe(struct platform_device *pdev)
pcdev->res = res;

pcdev->pdata = pdev->dev.platform_data;
- if (&pdev->dev.of_node && !pcdev->pdata) {
+ if (pdev->dev.of_node && !pcdev->pdata) {
err = pxa_camera_pdata_from_dt(&pdev->dev, pcdev, &pcdev->asd);
} else {
pcdev->platform_flags = pcdev->pdata->flags;
diff --git a/drivers/media/rc/ir-rc6-decoder.c b/drivers/media/rc/ir-rc6-decoder.c
index 5d0d2fe3b7a7..90f7930444a1 100644
--- a/drivers/media/rc/ir-rc6-decoder.c
+++ b/drivers/media/rc/ir-rc6-decoder.c
@@ -40,6 +40,7 @@
#define RC6_6A_MCE_TOGGLE_MASK 0x8000 /* for the body bits */
#define RC6_6A_LCC_MASK 0xffff0000 /* RC6-6A-32 long customer code mask */
#define RC6_6A_MCE_CC 0x800f0000 /* MCE customer code */
+#define RC6_6A_KATHREIN_CC 0x80460000 /* Kathrein RCU-676 customer code */
#ifndef CHAR_BIT
#define CHAR_BIT 8 /* Normally in <limits.h> */
#endif
@@ -252,13 +253,17 @@ static int ir_rc6_decode(struct rc_dev *dev, struct ir_raw_event ev)
toggle = 0;
break;
case 32:
- if ((scancode & RC6_6A_LCC_MASK) == RC6_6A_MCE_CC) {
+ switch (scancode & RC6_6A_LCC_MASK) {
+ case RC6_6A_MCE_CC:
+ case RC6_6A_KATHREIN_CC:
protocol = RC_PROTO_RC6_MCE;
toggle = !!(scancode & RC6_6A_MCE_TOGGLE_MASK);
scancode &= ~RC6_6A_MCE_TOGGLE_MASK;
- } else {
+ break;
+ default:
protocol = RC_PROTO_RC6_6A_32;
toggle = 0;
+ break;
}
break;
default:
diff --git a/drivers/media/usb/cx231xx/cx231xx-video.c b/drivers/media/usb/cx231xx/cx231xx-video.c
index 179b8481a870..fd33c2e9327d 100644
--- a/drivers/media/usb/cx231xx/cx231xx-video.c
+++ b/drivers/media/usb/cx231xx/cx231xx-video.c
@@ -1389,7 +1389,7 @@ int cx231xx_g_register(struct file *file, void *priv,
ret = cx231xx_read_ctrl_reg(dev, VRT_GET_REGISTER,
(u16)reg->reg, value, 4);
reg->val = value[0] | value[1] << 8 |
- value[2] << 16 | value[3] << 24;
+ value[2] << 16 | (u32)value[3] << 24;
reg->size = 4;
break;
case 1: /* AFE - read byte */
diff --git a/drivers/mfd/ti_am335x_tscadc.c b/drivers/mfd/ti_am335x_tscadc.c
index 5894d6c16fab..ca9f0c8d1ed0 100644
--- a/drivers/mfd/ti_am335x_tscadc.c
+++ b/drivers/mfd/ti_am335x_tscadc.c
@@ -296,11 +296,24 @@ static int ti_tscadc_remove(struct platform_device *pdev)
return 0;
}

+static int __maybe_unused ti_tscadc_can_wakeup(struct device *dev, void *data)
+{
+ return device_may_wakeup(dev);
+}
+
static int __maybe_unused tscadc_suspend(struct device *dev)
{
struct ti_tscadc_dev *tscadc = dev_get_drvdata(dev);

regmap_write(tscadc->regmap, REG_SE, 0x00);
+ if (device_for_each_child(dev, NULL, ti_tscadc_can_wakeup)) {
+ u32 ctrl;
+
+ regmap_read(tscadc->regmap, REG_CTRL, &ctrl);
+ ctrl &= ~(CNTRLREG_POWERDOWN);
+ ctrl |= CNTRLREG_TSCSSENB;
+ regmap_write(tscadc->regmap, REG_CTRL, ctrl);
+ }
pm_runtime_put_sync(dev);

return 0;
diff --git a/drivers/misc/cxl/guest.c b/drivers/misc/cxl/guest.c
index 1a64eb185cfd..de2ce5539545 100644
--- a/drivers/misc/cxl/guest.c
+++ b/drivers/misc/cxl/guest.c
@@ -1028,8 +1028,6 @@ int cxl_guest_init_afu(struct cxl *adapter, int slice, struct device_node *afu_n

void cxl_guest_remove_afu(struct cxl_afu *afu)
{
- pr_devel("in %s - AFU(%d)\n", __func__, afu->slice);
-
if (!afu)
return;

diff --git a/drivers/mmc/host/tmio_mmc_core.c b/drivers/mmc/host/tmio_mmc_core.c
index 2437fcde915a..2fd862dc9770 100644
--- a/drivers/mmc/host/tmio_mmc_core.c
+++ b/drivers/mmc/host/tmio_mmc_core.c
@@ -914,8 +914,9 @@ static void tmio_mmc_finish_request(struct tmio_mmc_host *host)
if (mrq->cmd->error || (mrq->data && mrq->data->error))
tmio_mmc_abort_dma(host);

- if (host->check_scc_error)
- host->check_scc_error(host);
+ /* SCC error means retune, but executed command was still successful */
+ if (host->check_scc_error && host->check_scc_error(host))
+ mmc_retune_needed(host->mmc);

/* If SET_BLOCK_COUNT, continue with main command */
if (host->mrq && !mrq->cmd->error) {
diff --git a/drivers/mtd/maps/physmap_of_core.c b/drivers/mtd/maps/physmap_of_core.c
index b1bd4faecfb2..5d8399742c75 100644
--- a/drivers/mtd/maps/physmap_of_core.c
+++ b/drivers/mtd/maps/physmap_of_core.c
@@ -30,7 +30,6 @@
struct of_flash_list {
struct mtd_info *mtd;
struct map_info map;
- struct resource *res;
};

struct of_flash {
@@ -55,18 +54,10 @@ static int of_flash_remove(struct platform_device *dev)
mtd_concat_destroy(info->cmtd);
}

- for (i = 0; i < info->list_size; i++) {
+ for (i = 0; i < info->list_size; i++)
if (info->list[i].mtd)
map_destroy(info->list[i].mtd);

- if (info->list[i].map.virt)
- iounmap(info->list[i].map.virt);
-
- if (info->list[i].res) {
- release_resource(info->list[i].res);
- kfree(info->list[i].res);
- }
- }
return 0;
}

@@ -214,10 +205,11 @@ static int of_flash_probe(struct platform_device *dev)

err = -EBUSY;
res_size = resource_size(&res);
- info->list[i].res = request_mem_region(res.start, res_size,
- dev_name(&dev->dev));
- if (!info->list[i].res)
+ info->list[i].map.virt = devm_ioremap_resource(&dev->dev, &res);
+ if (IS_ERR(info->list[i].map.virt)) {
+ err = PTR_ERR(info->list[i].map.virt);
goto err_out;
+ }

err = -ENXIO;
width = of_get_property(dp, "bank-width", NULL);
@@ -240,15 +232,6 @@ static int of_flash_probe(struct platform_device *dev)
if (err)
goto err_out;

- err = -ENOMEM;
- info->list[i].map.virt = ioremap(info->list[i].map.phys,
- info->list[i].map.size);
- if (!info->list[i].map.virt) {
- dev_err(&dev->dev, "Failed to ioremap() flash"
- " region\n");
- goto err_out;
- }
-
simple_map_init(&info->list[i].map);

/*
diff --git a/drivers/mtd/nand/sh_flctl.c b/drivers/mtd/nand/sh_flctl.c
index e7f3c98487e6..43db80e5d994 100644
--- a/drivers/mtd/nand/sh_flctl.c
+++ b/drivers/mtd/nand/sh_flctl.c
@@ -480,7 +480,7 @@ static void read_fiforeg(struct sh_flctl *flctl, int rlen, int offset)

/* initiate DMA transfer */
if (flctl->chan_fifo0_rx && rlen >= 32 &&
- flctl_dma_fifo0_transfer(flctl, buf, rlen, DMA_DEV_TO_MEM) > 0)
+ flctl_dma_fifo0_transfer(flctl, buf, rlen, DMA_FROM_DEVICE) > 0)
goto convert; /* DMA success */

/* do polling transfer */
@@ -539,7 +539,7 @@ static void write_ec_fiforeg(struct sh_flctl *flctl, int rlen,

/* initiate DMA transfer */
if (flctl->chan_fifo0_tx && rlen >= 32 &&
- flctl_dma_fifo0_transfer(flctl, buf, rlen, DMA_MEM_TO_DEV) > 0)
+ flctl_dma_fifo0_transfer(flctl, buf, rlen, DMA_TO_DEVICE) > 0)
return; /* DMA success */

/* do polling transfer */
diff --git a/drivers/net/ethernet/chelsio/cxgb4/cxgb4_dcb.c b/drivers/net/ethernet/chelsio/cxgb4/cxgb4_dcb.c
index 6ee2ed30626b..306b4b320616 100644
--- a/drivers/net/ethernet/chelsio/cxgb4/cxgb4_dcb.c
+++ b/drivers/net/ethernet/chelsio/cxgb4/cxgb4_dcb.c
@@ -266,8 +266,8 @@ void cxgb4_dcb_handle_fw_update(struct adapter *adap,
enum cxgb4_dcb_state_input input =
((pcmd->u.dcb.control.all_syncd_pkd &
FW_PORT_CMD_ALL_SYNCD_F)
- ? CXGB4_DCB_STATE_FW_ALLSYNCED
- : CXGB4_DCB_STATE_FW_INCOMPLETE);
+ ? CXGB4_DCB_INPUT_FW_ALLSYNCED
+ : CXGB4_DCB_INPUT_FW_INCOMPLETE);

if (dcb->dcb_version != FW_PORT_DCB_VER_UNKNOWN) {
dcb_running_version = FW_PORT_CMD_DCB_VERSION_G(
diff --git a/drivers/net/ethernet/chelsio/cxgb4/cxgb4_dcb.h b/drivers/net/ethernet/chelsio/cxgb4/cxgb4_dcb.h
index ccf24d3dc982..2c418c405c50 100644
--- a/drivers/net/ethernet/chelsio/cxgb4/cxgb4_dcb.h
+++ b/drivers/net/ethernet/chelsio/cxgb4/cxgb4_dcb.h
@@ -67,7 +67,7 @@
do { \
if ((__dcb)->dcb_version == FW_PORT_DCB_VER_IEEE) \
cxgb4_dcb_state_fsm((__dev), \
- CXGB4_DCB_STATE_FW_ALLSYNCED); \
+ CXGB4_DCB_INPUT_FW_ALLSYNCED); \
} while (0)

/* States we can be in for a port's Data Center Bridging.
diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hns3_enet.c b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hns3_enet.c
index 69726908e72c..5483cb23c08a 100644
--- a/drivers/net/ethernet/hisilicon/hns3/hns3pf/hns3_enet.c
+++ b/drivers/net/ethernet/hisilicon/hns3/hns3pf/hns3_enet.c
@@ -1307,13 +1307,11 @@ static int hns3_nic_change_mtu(struct net_device *netdev, int new_mtu)
}

ret = h->ae_algo->ops->set_mtu(h, new_mtu);
- if (ret) {
+ if (ret)
netdev_err(netdev, "failed to change MTU in hardware %d\n",
ret);
- return ret;
- }
-
- netdev->mtu = new_mtu;
+ else
+ netdev->mtu = new_mtu;

/* if the netdev was running earlier, bring it up again */
if (if_running && hns3_nic_net_open(netdev))
diff --git a/drivers/net/ethernet/intel/i40e/i40e_virtchnl_pf.c b/drivers/net/ethernet/intel/i40e/i40e_virtchnl_pf.c
index b3307b1b3aac..fae3625ec0b6 100644
--- a/drivers/net/ethernet/intel/i40e/i40e_virtchnl_pf.c
+++ b/drivers/net/ethernet/intel/i40e/i40e_virtchnl_pf.c
@@ -3201,7 +3201,7 @@ int i40e_ndo_set_vf_link_state(struct net_device *netdev, int vf_id, int link)
vf->link_forced = true;
vf->link_up = true;
pfe.event_data.link_event.link_status = true;
- pfe.event_data.link_event.link_speed = I40E_LINK_SPEED_40GB;
+ pfe.event_data.link_event.link_speed = VIRTCHNL_LINK_SPEED_40GB;
break;
case IFLA_VF_LINK_STATE_DISABLE:
vf->link_forced = true;
diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c b/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c
index 01c120d656c5..4801d96c4fa9 100644
--- a/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c
+++ b/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c
@@ -3490,12 +3490,18 @@ static void ixgbe_setup_mtqc(struct ixgbe_adapter *adapter)
else
mtqc |= IXGBE_MTQC_64VF;
} else {
- if (tcs > 4)
+ if (tcs > 4) {
mtqc = IXGBE_MTQC_RT_ENA | IXGBE_MTQC_8TC_8TQ;
- else if (tcs > 1)
+ } else if (tcs > 1) {
mtqc = IXGBE_MTQC_RT_ENA | IXGBE_MTQC_4TC_4TQ;
- else
- mtqc = IXGBE_MTQC_64Q_1PB;
+ } else {
+ u8 max_txq = adapter->num_tx_queues +
+ adapter->num_xdp_queues;
+ if (max_txq > 63)
+ mtqc = IXGBE_MTQC_RT_ENA | IXGBE_MTQC_4TC_4TQ;
+ else
+ mtqc = IXGBE_MTQC_64Q_1PB;
+ }
}

IXGBE_WRITE_REG(hw, IXGBE_MTQC, mtqc);
@@ -5123,6 +5129,7 @@ static void ixgbe_fdir_filter_restore(struct ixgbe_adapter *adapter)
struct ixgbe_hw *hw = &adapter->hw;
struct hlist_node *node2;
struct ixgbe_fdir_filter *filter;
+ u64 action;

spin_lock(&adapter->fdir_perfect_lock);

@@ -5131,12 +5138,17 @@ static void ixgbe_fdir_filter_restore(struct ixgbe_adapter *adapter)

hlist_for_each_entry_safe(filter, node2,
&adapter->fdir_filter_list, fdir_node) {
+ action = filter->action;
+ if (action != IXGBE_FDIR_DROP_QUEUE && action != 0)
+ action =
+ (action >> ETHTOOL_RX_FLOW_SPEC_RING_VF_OFF) - 1;
+
ixgbe_fdir_write_perfect_filter_82599(hw,
&filter->filter,
filter->sw_idx,
- (filter->action == IXGBE_FDIR_DROP_QUEUE) ?
+ (action == IXGBE_FDIR_DROP_QUEUE) ?
IXGBE_FDIR_DROP_QUEUE :
- adapter->rx_ring[filter->action]->reg_idx);
+ adapter->rx_ring[action]->reg_idx);
}

spin_unlock(&adapter->fdir_perfect_lock);
diff --git a/drivers/net/ethernet/mellanox/mlxsw/spectrum_switchdev.c b/drivers/net/ethernet/mellanox/mlxsw/spectrum_switchdev.c
index 8a1788108f52..698de51b3fef 100644
--- a/drivers/net/ethernet/mellanox/mlxsw/spectrum_switchdev.c
+++ b/drivers/net/ethernet/mellanox/mlxsw/spectrum_switchdev.c
@@ -1939,8 +1939,15 @@ static int mlxsw_sp_switchdev_event(struct notifier_block *unused,
struct net_device *dev = switchdev_notifier_info_to_dev(ptr);
struct mlxsw_sp_switchdev_event_work *switchdev_work;
struct switchdev_notifier_fdb_info *fdb_info = ptr;
+ struct net_device *br_dev;

- if (!mlxsw_sp_port_dev_lower_find_rcu(dev))
+ /* Tunnel devices are not our uppers, so check their master instead */
+ br_dev = netdev_master_upper_dev_get_rcu(dev);
+ if (!br_dev)
+ return NOTIFY_DONE;
+ if (!netif_is_bridge_master(br_dev))
+ return NOTIFY_DONE;
+ if (!mlxsw_sp_port_dev_lower_find_rcu(br_dev))
return NOTIFY_DONE;

switchdev_work = kzalloc(sizeof(*switchdev_work), GFP_ATOMIC);
diff --git a/drivers/net/usb/cdc_ncm.c b/drivers/net/usb/cdc_ncm.c
index d53b4a41c583..cb4c9d419bd3 100644
--- a/drivers/net/usb/cdc_ncm.c
+++ b/drivers/net/usb/cdc_ncm.c
@@ -579,7 +579,7 @@ static void cdc_ncm_set_dgram_size(struct usbnet *dev, int new_size)
err = usbnet_read_cmd(dev, USB_CDC_GET_MAX_DATAGRAM_SIZE,
USB_TYPE_CLASS | USB_DIR_IN | USB_RECIP_INTERFACE,
0, iface_no, &max_datagram_size, sizeof(max_datagram_size));
- if (err < sizeof(max_datagram_size)) {
+ if (err != sizeof(max_datagram_size)) {
dev_dbg(&dev->intf->dev, "GET_MAX_DATAGRAM_SIZE failed\n");
goto out;
}
diff --git a/drivers/net/wireless/ath/ath10k/core.h b/drivers/net/wireless/ath/ath10k/core.h
index 949ebb3e967b..be9ec265dfe5 100644
--- a/drivers/net/wireless/ath/ath10k/core.h
+++ b/drivers/net/wireless/ath/ath10k/core.h
@@ -881,6 +881,7 @@ struct ath10k {

struct completion install_key_done;

+ int last_wmi_vdev_start_status;
struct completion vdev_setup_done;

struct workqueue_struct *workqueue;
diff --git a/drivers/net/wireless/ath/ath10k/mac.c b/drivers/net/wireless/ath/ath10k/mac.c
index 8c4bb56c262f..dff34448588f 100644
--- a/drivers/net/wireless/ath/ath10k/mac.c
+++ b/drivers/net/wireless/ath/ath10k/mac.c
@@ -955,7 +955,7 @@ static inline int ath10k_vdev_setup_sync(struct ath10k *ar)
if (time_left == 0)
return -ETIMEDOUT;

- return 0;
+ return ar->last_wmi_vdev_start_status;
}

static int ath10k_monitor_vdev_start(struct ath10k *ar, int vdev_id)
diff --git a/drivers/net/wireless/ath/ath10k/wmi.c b/drivers/net/wireless/ath/ath10k/wmi.c
index 4d6c2986c40d..25f51ca06093 100644
--- a/drivers/net/wireless/ath/ath10k/wmi.c
+++ b/drivers/net/wireless/ath/ath10k/wmi.c
@@ -3133,18 +3133,31 @@ void ath10k_wmi_event_vdev_start_resp(struct ath10k *ar, struct sk_buff *skb)
{
struct wmi_vdev_start_ev_arg arg = {};
int ret;
+ u32 status;

ath10k_dbg(ar, ATH10K_DBG_WMI, "WMI_VDEV_START_RESP_EVENTID\n");

+ ar->last_wmi_vdev_start_status = 0;
+
ret = ath10k_wmi_pull_vdev_start(ar, skb, &arg);
if (ret) {
ath10k_warn(ar, "failed to parse vdev start event: %d\n", ret);
- return;
+ ar->last_wmi_vdev_start_status = ret;
+ goto out;
}

- if (WARN_ON(__le32_to_cpu(arg.status)))
- return;
+ status = __le32_to_cpu(arg.status);
+ if (WARN_ON_ONCE(status)) {
+ ath10k_warn(ar, "vdev-start-response reports status error: %d (%s)\n",
+ status, (status == WMI_VDEV_START_CHAN_INVALID) ?
+ "chan-invalid" : "unknown");
+ /* Setup is done one way or another though, so we should still
+ * do the completion, so don't return here.
+ */
+ ar->last_wmi_vdev_start_status = -EINVAL;
+ }

+out:
complete(&ar->vdev_setup_done);
}

diff --git a/drivers/net/wireless/ath/ath10k/wmi.h b/drivers/net/wireless/ath/ath10k/wmi.h
index d0e05aa437e3..947b74c64fec 100644
--- a/drivers/net/wireless/ath/ath10k/wmi.h
+++ b/drivers/net/wireless/ath/ath10k/wmi.h
@@ -6480,11 +6480,17 @@ struct wmi_ch_info_ev_arg {
__le32 rx_frame_count;
};

+/* From 10.4 firmware, not sure all have the same values. */
+enum wmi_vdev_start_status {
+ WMI_VDEV_START_OK = 0,
+ WMI_VDEV_START_CHAN_INVALID,
+};
+
struct wmi_vdev_start_ev_arg {
__le32 vdev_id;
__le32 req_id;
__le32 resp_type; /* %WMI_VDEV_RESP_ */
- __le32 status;
+ __le32 status; /* See wmi_vdev_start_status enum above */
};

struct wmi_peer_kick_ev_arg {
diff --git a/drivers/net/wireless/ath/ath9k/common-spectral.c b/drivers/net/wireless/ath/ath9k/common-spectral.c
index a41bcbda1d9e..37d5994eb1cc 100644
--- a/drivers/net/wireless/ath/ath9k/common-spectral.c
+++ b/drivers/net/wireless/ath/ath9k/common-spectral.c
@@ -411,7 +411,7 @@ ath_cmn_process_ht20_40_fft(struct ath_rx_status *rs,

ath_dbg(common, SPECTRAL_SCAN,
"Calculated new upper max 0x%X at %i\n",
- tmp_mag, i);
+ tmp_mag, fft_sample_40.upper_max_index);
} else
for (i = dc_pos; i < SPECTRAL_HT20_40_NUM_BINS; i++) {
if (fft_sample_40.data[i] == (upper_mag >> max_exp))
diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/p2p.c b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/p2p.c
index 450f2216fac2..4a883f4bbf88 100644
--- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/p2p.c
+++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/p2p.c
@@ -74,7 +74,7 @@
#define P2P_AF_MAX_WAIT_TIME msecs_to_jiffies(2000)
#define P2P_INVALID_CHANNEL -1
#define P2P_CHANNEL_SYNC_RETRY 5
-#define P2P_AF_FRM_SCAN_MAX_WAIT msecs_to_jiffies(1500)
+#define P2P_AF_FRM_SCAN_MAX_WAIT msecs_to_jiffies(450)
#define P2P_DEFAULT_SLEEP_TIME_VSDB 200

/* WiFi P2P Public Action Frame OUI Subtypes */
@@ -1139,7 +1139,6 @@ static s32 brcmf_p2p_af_searching_channel(struct brcmf_p2p_info *p2p)
{
struct afx_hdl *afx_hdl = &p2p->afx_hdl;
struct brcmf_cfg80211_vif *pri_vif;
- unsigned long duration;
s32 retry;

brcmf_dbg(TRACE, "Enter\n");
@@ -1155,7 +1154,6 @@ static s32 brcmf_p2p_af_searching_channel(struct brcmf_p2p_info *p2p)
* pending action frame tx is cancelled.
*/
retry = 0;
- duration = msecs_to_jiffies(P2P_AF_FRM_SCAN_MAX_WAIT);
while ((retry < P2P_CHANNEL_SYNC_RETRY) &&
(afx_hdl->peer_chan == P2P_INVALID_CHANNEL)) {
afx_hdl->is_listen = false;
@@ -1163,7 +1161,8 @@ static s32 brcmf_p2p_af_searching_channel(struct brcmf_p2p_info *p2p)
retry);
/* search peer on peer's listen channel */
schedule_work(&afx_hdl->afx_work);
- wait_for_completion_timeout(&afx_hdl->act_frm_scan, duration);
+ wait_for_completion_timeout(&afx_hdl->act_frm_scan,
+ P2P_AF_FRM_SCAN_MAX_WAIT);
if ((afx_hdl->peer_chan != P2P_INVALID_CHANNEL) ||
(!test_bit(BRCMF_P2P_STATUS_FINDING_COMMON_CHANNEL,
&p2p->status)))
@@ -1176,7 +1175,7 @@ static s32 brcmf_p2p_af_searching_channel(struct brcmf_p2p_info *p2p)
afx_hdl->is_listen = true;
schedule_work(&afx_hdl->afx_work);
wait_for_completion_timeout(&afx_hdl->act_frm_scan,
- duration);
+ P2P_AF_FRM_SCAN_MAX_WAIT);
}
if ((afx_hdl->peer_chan != P2P_INVALID_CHANNEL) ||
(!test_bit(BRCMF_P2P_STATUS_FINDING_COMMON_CHANNEL,
@@ -1463,10 +1462,12 @@ int brcmf_p2p_notify_action_tx_complete(struct brcmf_if *ifp,
return 0;

if (e->event_code == BRCMF_E_ACTION_FRAME_COMPLETE) {
- if (e->status == BRCMF_E_STATUS_SUCCESS)
+ if (e->status == BRCMF_E_STATUS_SUCCESS) {
set_bit(BRCMF_P2P_STATUS_ACTION_TX_COMPLETED,
&p2p->status);
- else {
+ if (!p2p->wait_for_offchan_complete)
+ complete(&p2p->send_af_done);
+ } else {
set_bit(BRCMF_P2P_STATUS_ACTION_TX_NOACK, &p2p->status);
/* If there is no ack, we don't need to wait for
* WLC_E_ACTION_FRAME_OFFCHAN_COMPLETE event
@@ -1517,6 +1518,17 @@ static s32 brcmf_p2p_tx_action_frame(struct brcmf_p2p_info *p2p,
p2p->af_sent_channel = le32_to_cpu(af_params->channel);
p2p->af_tx_sent_jiffies = jiffies;

+ if (test_bit(BRCMF_P2P_STATUS_DISCOVER_LISTEN, &p2p->status) &&
+ p2p->af_sent_channel ==
+ ieee80211_frequency_to_channel(p2p->remain_on_channel.center_freq))
+ p2p->wait_for_offchan_complete = false;
+ else
+ p2p->wait_for_offchan_complete = true;
+
+ brcmf_dbg(TRACE, "Waiting for %s tx completion event\n",
+ (p2p->wait_for_offchan_complete) ?
+ "off-channel" : "on-channel");
+
timeout = wait_for_completion_timeout(&p2p->send_af_done,
P2P_AF_MAX_WAIT_TIME);

diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/p2p.h b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/p2p.h
index 0e8b34d2d85c..39f0d0218088 100644
--- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/p2p.h
+++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/p2p.h
@@ -124,6 +124,7 @@ struct afx_hdl {
* @gon_req_action: about to send go negotiation requets frame.
* @block_gon_req_tx: drop tx go negotiation requets frame.
* @p2pdev_dynamically: is p2p device if created by module param or supplicant.
+ * @wait_for_offchan_complete: wait for off-channel tx completion event.
*/
struct brcmf_p2p_info {
struct brcmf_cfg80211_info *cfg;
@@ -144,6 +145,7 @@ struct brcmf_p2p_info {
bool gon_req_action;
bool block_gon_req_tx;
bool p2pdev_dynamically;
+ bool wait_for_offchan_complete;
};

s32 brcmf_p2p_attach(struct brcmf_cfg80211_info *cfg, bool p2pdev_forced);
diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/d3.c b/drivers/net/wireless/intel/iwlwifi/mvm/d3.c
index b205a7bfb828..65c51c698328 100644
--- a/drivers/net/wireless/intel/iwlwifi/mvm/d3.c
+++ b/drivers/net/wireless/intel/iwlwifi/mvm/d3.c
@@ -947,8 +947,10 @@ int iwl_mvm_wowlan_config_key_params(struct iwl_mvm *mvm,
{
struct iwl_wowlan_kek_kck_material_cmd kek_kck_cmd = {};
struct iwl_wowlan_tkip_params_cmd tkip_cmd = {};
+ bool unified = fw_has_capa(&mvm->fw->ucode_capa,
+ IWL_UCODE_TLV_CAPA_CNSLDTD_D3_D0_IMG);
struct wowlan_key_data key_data = {
- .configure_keys = !d0i3,
+ .configure_keys = !d0i3 && !unified,
.use_rsc_tsc = false,
.tkip = &tkip_cmd,
.use_tkip = false,
diff --git a/drivers/net/wireless/quantenna/qtnfmac/cfg80211.c b/drivers/net/wireless/quantenna/qtnfmac/cfg80211.c
index a450bc6bc774..d02f68792ce4 100644
--- a/drivers/net/wireless/quantenna/qtnfmac/cfg80211.c
+++ b/drivers/net/wireless/quantenna/qtnfmac/cfg80211.c
@@ -509,9 +509,16 @@ static int qtnf_del_key(struct wiphy *wiphy, struct net_device *dev,
int ret;

ret = qtnf_cmd_send_del_key(vif, key_index, pairwise, mac_addr);
- if (ret)
- pr_err("VIF%u.%u: failed to delete key: idx=%u pw=%u\n",
- vif->mac->macid, vif->vifid, key_index, pairwise);
+ if (ret) {
+ if (ret == -ENOENT) {
+ pr_debug("VIF%u.%u: key index %d out of bounds\n",
+ vif->mac->macid, vif->vifid, key_index);
+ } else {
+ pr_err("VIF%u.%u: failed to delete key: idx=%u pw=%u\n",
+ vif->mac->macid, vif->vifid,
+ key_index, pairwise);
+ }
+ }

return ret;
}
diff --git a/drivers/net/wireless/quantenna/qtnfmac/commands.c b/drivers/net/wireless/quantenna/qtnfmac/commands.c
index 4206886b110c..ed087bbc6f63 100644
--- a/drivers/net/wireless/quantenna/qtnfmac/commands.c
+++ b/drivers/net/wireless/quantenna/qtnfmac/commands.c
@@ -485,6 +485,9 @@ qtnf_sta_info_parse_rate(struct rate_info *rate_dst,
rate_dst->flags |= RATE_INFO_FLAGS_MCS;
else if (rate_src->flags & QLINK_STA_INFO_RATE_FLAG_VHT_MCS)
rate_dst->flags |= RATE_INFO_FLAGS_VHT_MCS;
+
+ if (rate_src->flags & QLINK_STA_INFO_RATE_FLAG_SHORT_GI)
+ rate_dst->flags |= RATE_INFO_FLAGS_SHORT_GI;
}

static void
diff --git a/drivers/net/xen-netback/interface.c b/drivers/net/xen-netback/interface.c
index 2641e76d03d9..b5fa910b47b7 100644
--- a/drivers/net/xen-netback/interface.c
+++ b/drivers/net/xen-netback/interface.c
@@ -172,7 +172,8 @@ static u16 xenvif_select_queue(struct net_device *dev, struct sk_buff *skb,
return vif->hash.mapping[skb_get_hash_raw(skb) % size];
}

-static int xenvif_start_xmit(struct sk_buff *skb, struct net_device *dev)
+static netdev_tx_t
+xenvif_start_xmit(struct sk_buff *skb, struct net_device *dev)
{
struct xenvif *vif = netdev_priv(dev);
struct xenvif_queue *queue = NULL;
diff --git a/drivers/pinctrl/pinctrl-gemini.c b/drivers/pinctrl/pinctrl-gemini.c
index 39e6221e7100..78fa26c1a89f 100644
--- a/drivers/pinctrl/pinctrl-gemini.c
+++ b/drivers/pinctrl/pinctrl-gemini.c
@@ -551,13 +551,16 @@ static const unsigned int tvc_3512_pins[] = {
319, /* TVC_DATA[1] */
301, /* TVC_DATA[2] */
283, /* TVC_DATA[3] */
- 265, /* TVC_CLK */
320, /* TVC_DATA[4] */
302, /* TVC_DATA[5] */
284, /* TVC_DATA[6] */
266, /* TVC_DATA[7] */
};

+static const unsigned int tvc_clk_3512_pins[] = {
+ 265, /* TVC_CLK */
+};
+
/* NAND flash pins */
static const unsigned int nflash_3512_pins[] = {
199, 200, 201, 202, 216, 217, 218, 219, 220, 234, 235, 236, 237, 252,
@@ -589,7 +592,7 @@ static const unsigned int pflash_3512_pins_extended[] = {
/* Serial flash pins CE0, CE1, DI, DO, CK */
static const unsigned int sflash_3512_pins[] = { 230, 231, 232, 233, 211 };

-/* The GPIO0A (0) pin overlap with TVC and extended parallel flash */
+/* The GPIO0A (0) pin overlap with TVC CLK and extended parallel flash */
static const unsigned int gpio0a_3512_pins[] = { 265 };

/* The GPIO0B (1-4) pins overlap with TVC and ICE */
@@ -772,7 +775,13 @@ static const struct gemini_pin_group gemini_3512_pin_groups[] = {
.num_pins = ARRAY_SIZE(tvc_3512_pins),
/* Conflict with character LCD and ICE */
.mask = LCD_PADS_ENABLE,
- .value = TVC_PADS_ENABLE | TVC_CLK_PAD_ENABLE,
+ .value = TVC_PADS_ENABLE,
+ },
+ {
+ .name = "tvcclkgrp",
+ .pins = tvc_clk_3512_pins,
+ .num_pins = ARRAY_SIZE(tvc_clk_3512_pins),
+ .value = TVC_CLK_PAD_ENABLE,
},
/*
* The construction is done such that it is possible to use a serial
@@ -809,8 +818,8 @@ static const struct gemini_pin_group gemini_3512_pin_groups[] = {
.name = "gpio0agrp",
.pins = gpio0a_3512_pins,
.num_pins = ARRAY_SIZE(gpio0a_3512_pins),
- /* Conflict with TVC */
- .mask = TVC_PADS_ENABLE,
+ /* Conflict with TVC CLK */
+ .mask = TVC_CLK_PAD_ENABLE,
},
{
.name = "gpio0bgrp",
@@ -1476,13 +1485,16 @@ static const unsigned int tvc_3516_pins[] = {
311, /* TVC_DATA[1] */
394, /* TVC_DATA[2] */
374, /* TVC_DATA[3] */
- 333, /* TVC_CLK */
354, /* TVC_DATA[4] */
395, /* TVC_DATA[5] */
312, /* TVC_DATA[6] */
334, /* TVC_DATA[7] */
};

+static const unsigned int tvc_clk_3516_pins[] = {
+ 333, /* TVC_CLK */
+};
+
/* NAND flash pins */
static const unsigned int nflash_3516_pins[] = {
243, 260, 261, 224, 280, 262, 281, 264, 300, 263, 282, 301, 320, 283,
@@ -1515,7 +1527,7 @@ static const unsigned int pflash_3516_pins_extended[] = {
static const unsigned int sflash_3516_pins[] = { 296, 338, 295, 359, 339 };

/* The GPIO0A (0-4) pins overlap with TVC and extended parallel flash */
-static const unsigned int gpio0a_3516_pins[] = { 333, 354, 395, 312, 334 };
+static const unsigned int gpio0a_3516_pins[] = { 354, 395, 312, 334 };

/* The GPIO0B (5-7) pins overlap with ICE */
static const unsigned int gpio0b_3516_pins[] = { 375, 396, 376 };
@@ -1547,6 +1559,9 @@ static const unsigned int gpio0j_3516_pins[] = { 359, 339 };
/* The GPIO0K (30,31) pins overlap with NAND flash */
static const unsigned int gpio0k_3516_pins[] = { 275, 298 };

+/* The GPIO0L (0) pins overlap with TVC_CLK */
+static const unsigned int gpio0l_3516_pins[] = { 333 };
+
/* The GPIO1A (0-4) pins that overlap with IDE and parallel flash */
static const unsigned int gpio1a_3516_pins[] = { 221, 200, 222, 201, 220 };

@@ -1693,7 +1708,13 @@ static const struct gemini_pin_group gemini_3516_pin_groups[] = {
.num_pins = ARRAY_SIZE(tvc_3516_pins),
/* Conflict with character LCD */
.mask = LCD_PADS_ENABLE,
- .value = TVC_PADS_ENABLE | TVC_CLK_PAD_ENABLE,
+ .value = TVC_PADS_ENABLE,
+ },
+ {
+ .name = "tvcclkgrp",
+ .pins = tvc_clk_3516_pins,
+ .num_pins = ARRAY_SIZE(tvc_clk_3516_pins),
+ .value = TVC_CLK_PAD_ENABLE,
},
/*
* The construction is done such that it is possible to use a serial
@@ -1804,6 +1825,13 @@ static const struct gemini_pin_group gemini_3516_pin_groups[] = {
/* Conflict with parallel and NAND flash */
.value = PFLASH_PADS_DISABLE | NAND_PADS_DISABLE,
},
+ {
+ .name = "gpio0lgrp",
+ .pins = gpio0l_3516_pins,
+ .num_pins = ARRAY_SIZE(gpio0l_3516_pins),
+ /* Conflict with TVE CLK */
+ .mask = TVC_CLK_PAD_ENABLE,
+ },
{
.name = "gpio1agrp",
.pins = gpio1a_3516_pins,
@@ -2164,7 +2192,8 @@ static int gemini_pmx_set_mux(struct pinctrl_dev *pctldev,
func->name, grp->name);

regmap_read(pmx->map, GLOBAL_MISC_CTRL, &before);
- regmap_update_bits(pmx->map, GLOBAL_MISC_CTRL, grp->mask,
+ regmap_update_bits(pmx->map, GLOBAL_MISC_CTRL,
+ grp->mask | grp->value,
grp->value);
regmap_read(pmx->map, GLOBAL_MISC_CTRL, &after);

diff --git a/drivers/remoteproc/remoteproc_sysfs.c b/drivers/remoteproc/remoteproc_sysfs.c
index 47be411400e5..3a4c3d7cafca 100644
--- a/drivers/remoteproc/remoteproc_sysfs.c
+++ b/drivers/remoteproc/remoteproc_sysfs.c
@@ -48,6 +48,11 @@ static ssize_t firmware_store(struct device *dev,
}

len = strcspn(buf, "\n");
+ if (!len) {
+ dev_err(dev, "can't provide a NULL firmware\n");
+ err = -EINVAL;
+ goto out;
+ }

p = kstrndup(buf, len, GFP_KERNEL);
if (!p) {
diff --git a/drivers/reset/core.c b/drivers/reset/core.c
index da4292e9de97..72b96b5c75a8 100644
--- a/drivers/reset/core.c
+++ b/drivers/reset/core.c
@@ -466,28 +466,29 @@ struct reset_control *__of_reset_control_get(struct device_node *node,
break;
}
}
- of_node_put(args.np);

if (!rcdev) {
- mutex_unlock(&reset_list_mutex);
- return ERR_PTR(-EPROBE_DEFER);
+ rstc = ERR_PTR(-EPROBE_DEFER);
+ goto out;
}

if (WARN_ON(args.args_count != rcdev->of_reset_n_cells)) {
- mutex_unlock(&reset_list_mutex);
- return ERR_PTR(-EINVAL);
+ rstc = ERR_PTR(-EINVAL);
+ goto out;
}

rstc_id = rcdev->of_xlate(rcdev, &args);
if (rstc_id < 0) {
- mutex_unlock(&reset_list_mutex);
- return ERR_PTR(rstc_id);
+ rstc = ERR_PTR(rstc_id);
+ goto out;
}

/* reset_list_mutex also protects the rcdev's reset_control list */
rstc = __reset_control_get_internal(rcdev, rstc_id, shared);

+out:
mutex_unlock(&reset_list_mutex);
+ of_node_put(args.np);

return rstc;
}
diff --git a/drivers/spi/spi-fsl-lpspi.c b/drivers/spi/spi-fsl-lpspi.c
index cb3c73007ca1..8fe51f7541bb 100644
--- a/drivers/spi/spi-fsl-lpspi.c
+++ b/drivers/spi/spi-fsl-lpspi.c
@@ -287,7 +287,7 @@ static int fsl_lpspi_config(struct fsl_lpspi_data *fsl_lpspi)

fsl_lpspi_set_watermark(fsl_lpspi);

- temp = CFGR1_PCSCFG | CFGR1_MASTER | CFGR1_NOSTALL;
+ temp = CFGR1_PCSCFG | CFGR1_MASTER;
if (fsl_lpspi->config.mode & SPI_CS_HIGH)
temp |= CFGR1_PCSPOL;
writel(temp, fsl_lpspi->base + IMX7ULP_CFGR1);
diff --git a/drivers/spi/spi-mt65xx.c b/drivers/spi/spi-mt65xx.c
index 3dc31627c655..0c2867deb36f 100644
--- a/drivers/spi/spi-mt65xx.c
+++ b/drivers/spi/spi-mt65xx.c
@@ -522,11 +522,11 @@ static irqreturn_t mtk_spi_interrupt(int irq, void *dev_id)
mdata->xfer_len = min(MTK_SPI_MAX_FIFO_SIZE, len);
mtk_spi_setup_packet(master);

- cnt = len / 4;
+ cnt = mdata->xfer_len / 4;
iowrite32_rep(mdata->base + SPI_TX_DATA_REG,
trans->tx_buf + mdata->num_xfered, cnt);

- remainder = len % 4;
+ remainder = mdata->xfer_len % 4;
if (remainder > 0) {
reg_val = 0;
memcpy(&reg_val,
diff --git a/drivers/spi/spi-rockchip.c b/drivers/spi/spi-rockchip.c
index fdcf3076681b..185bbdce62b1 100644
--- a/drivers/spi/spi-rockchip.c
+++ b/drivers/spi/spi-rockchip.c
@@ -445,6 +445,9 @@ static int rockchip_spi_prepare_dma(struct rockchip_spi *rs)
struct dma_slave_config rxconf, txconf;
struct dma_async_tx_descriptor *rxdesc, *txdesc;

+ memset(&rxconf, 0, sizeof(rxconf));
+ memset(&txconf, 0, sizeof(txconf));
+
spin_lock_irqsave(&rs->lock, flags);
rs->state &= ~RXBUSY;
rs->state &= ~TXBUSY;
diff --git a/drivers/spi/spidev.c b/drivers/spi/spidev.c
index cda10719d1d1..c5fe08bc34a0 100644
--- a/drivers/spi/spidev.c
+++ b/drivers/spi/spidev.c
@@ -724,11 +724,9 @@ static int spidev_probe(struct spi_device *spi)
* compatible string, it is a Linux implementation thing
* rather than a description of the hardware.
*/
- if (spi->dev.of_node && !of_match_device(spidev_dt_ids, &spi->dev)) {
- dev_err(&spi->dev, "buggy DT: spidev listed directly in DT\n");
- WARN_ON(spi->dev.of_node &&
- !of_match_device(spidev_dt_ids, &spi->dev));
- }
+ WARN(spi->dev.of_node &&
+ of_device_is_compatible(spi->dev.of_node, "spidev"),
+ "%pOF: buggy DT: spidev listed directly in DT\n", spi->dev.of_node);

spidev_probe_acpi(spi);

diff --git a/drivers/tee/optee/core.c b/drivers/tee/optee/core.c
index ca79c2ba2ef2..834884c370c5 100644
--- a/drivers/tee/optee/core.c
+++ b/drivers/tee/optee/core.c
@@ -590,8 +590,10 @@ static int __init optee_driver_init(void)
return -ENODEV;

np = of_find_matching_node(fw_np, optee_match);
- if (!np || !of_device_is_available(np))
+ if (!np || !of_device_is_available(np)) {
+ of_node_put(np);
return -ENODEV;
+ }

optee = optee_probe(np);
of_node_put(np);
diff --git a/drivers/usb/dwc3/gadget.c b/drivers/usb/dwc3/gadget.c
index 5916340c4162..e96b22d6fa52 100644
--- a/drivers/usb/dwc3/gadget.c
+++ b/drivers/usb/dwc3/gadget.c
@@ -277,27 +277,36 @@ int dwc3_send_gadget_ep_cmd(struct dwc3_ep *dep, unsigned cmd,
const struct usb_endpoint_descriptor *desc = dep->endpoint.desc;
struct dwc3 *dwc = dep->dwc;
u32 timeout = 1000;
+ u32 saved_config = 0;
u32 reg;

int cmd_status = 0;
- int susphy = false;
int ret = -EINVAL;

/*
- * Synopsys Databook 2.60a states, on section 6.3.2.5.[1-8], that if
- * we're issuing an endpoint command, we must check if
- * GUSB2PHYCFG.SUSPHY bit is set. If it is, then we need to clear it.
+ * When operating in USB 2.0 speeds (HS/FS), if GUSB2PHYCFG.ENBLSLPM or
+ * GUSB2PHYCFG.SUSPHY is set, it must be cleared before issuing an
+ * endpoint command.
*
- * We will also set SUSPHY bit to what it was before returning as stated
- * by the same section on Synopsys databook.
+ * Save and clear both GUSB2PHYCFG.ENBLSLPM and GUSB2PHYCFG.SUSPHY
+ * settings. Restore them after the command is completed.
+ *
+ * DWC_usb3 3.30a and DWC_usb31 1.90a programming guide section 3.2.2
*/
if (dwc->gadget.speed <= USB_SPEED_HIGH) {
reg = dwc3_readl(dwc->regs, DWC3_GUSB2PHYCFG(0));
if (unlikely(reg & DWC3_GUSB2PHYCFG_SUSPHY)) {
- susphy = true;
+ saved_config |= DWC3_GUSB2PHYCFG_SUSPHY;
reg &= ~DWC3_GUSB2PHYCFG_SUSPHY;
- dwc3_writel(dwc->regs, DWC3_GUSB2PHYCFG(0), reg);
}
+
+ if (reg & DWC3_GUSB2PHYCFG_ENBLSLPM) {
+ saved_config |= DWC3_GUSB2PHYCFG_ENBLSLPM;
+ reg &= ~DWC3_GUSB2PHYCFG_ENBLSLPM;
+ }
+
+ if (saved_config)
+ dwc3_writel(dwc->regs, DWC3_GUSB2PHYCFG(0), reg);
}

if (DWC3_DEPCMD_CMD(cmd) == DWC3_DEPCMD_STARTTRANSFER) {
@@ -395,9 +404,9 @@ int dwc3_send_gadget_ep_cmd(struct dwc3_ep *dep, unsigned cmd,
}
}

- if (unlikely(susphy)) {
+ if (saved_config) {
reg = dwc3_readl(dwc->regs, DWC3_GUSB2PHYCFG(0));
- reg |= DWC3_GUSB2PHYCFG_SUSPHY;
+ reg |= saved_config;
dwc3_writel(dwc->regs, DWC3_GUSB2PHYCFG(0), reg);
}

diff --git a/drivers/usb/gadget/udc/fotg210-udc.c b/drivers/usb/gadget/udc/fotg210-udc.c
index d17d7052605b..6866a0be249e 100644
--- a/drivers/usb/gadget/udc/fotg210-udc.c
+++ b/drivers/usb/gadget/udc/fotg210-udc.c
@@ -744,7 +744,7 @@ static void fotg210_get_status(struct fotg210_udc *fotg210,
fotg210->ep0_req->length = 2;

spin_unlock(&fotg210->lock);
- fotg210_ep_queue(fotg210->gadget.ep0, fotg210->ep0_req, GFP_KERNEL);
+ fotg210_ep_queue(fotg210->gadget.ep0, fotg210->ep0_req, GFP_ATOMIC);
spin_lock(&fotg210->lock);
}

diff --git a/drivers/usb/serial/cypress_m8.c b/drivers/usb/serial/cypress_m8.c
index 90110de715e0..d0aa4c853f56 100644
--- a/drivers/usb/serial/cypress_m8.c
+++ b/drivers/usb/serial/cypress_m8.c
@@ -773,7 +773,7 @@ static void cypress_send(struct usb_serial_port *port)

usb_fill_int_urb(port->interrupt_out_urb, port->serial->dev,
usb_sndintpipe(port->serial->dev, port->interrupt_out_endpointAddress),
- port->interrupt_out_buffer, port->interrupt_out_size,
+ port->interrupt_out_buffer, actual_size,
cypress_write_int_callback, port, priv->write_urb_interval);
result = usb_submit_urb(port->interrupt_out_urb, GFP_ATOMIC);
if (result) {
diff --git a/drivers/video/backlight/lm3639_bl.c b/drivers/video/backlight/lm3639_bl.c
index cd50df5807ea..086611c7bc03 100644
--- a/drivers/video/backlight/lm3639_bl.c
+++ b/drivers/video/backlight/lm3639_bl.c
@@ -400,10 +400,8 @@ static int lm3639_remove(struct i2c_client *client)

regmap_write(pchip->regmap, REG_ENABLE, 0x00);

- if (&pchip->cdev_torch)
- led_classdev_unregister(&pchip->cdev_torch);
- if (&pchip->cdev_flash)
- led_classdev_unregister(&pchip->cdev_flash);
+ led_classdev_unregister(&pchip->cdev_torch);
+ led_classdev_unregister(&pchip->cdev_flash);
if (pchip->bled)
device_remove_file(&(pchip->bled->dev), &dev_attr_bled_mode);
return 0;
diff --git a/drivers/video/fbdev/core/fbmon.c b/drivers/video/fbdev/core/fbmon.c
index 2b2d67328514..ed202f1e13b8 100644
--- a/drivers/video/fbdev/core/fbmon.c
+++ b/drivers/video/fbdev/core/fbmon.c
@@ -997,97 +997,6 @@ void fb_edid_to_monspecs(unsigned char *edid, struct fb_monspecs *specs)
DPRINTK("========================================\n");
}

-/**
- * fb_edid_add_monspecs() - add monitor video modes from E-EDID data
- * @edid: 128 byte array with an E-EDID block
- * @spacs: monitor specs to be extended
- */
-void fb_edid_add_monspecs(unsigned char *edid, struct fb_monspecs *specs)
-{
- unsigned char *block;
- struct fb_videomode *m;
- int num = 0, i;
- u8 svd[64], edt[(128 - 4) / DETAILED_TIMING_DESCRIPTION_SIZE];
- u8 pos = 4, svd_n = 0;
-
- if (!edid)
- return;
-
- if (!edid_checksum(edid))
- return;
-
- if (edid[0] != 0x2 ||
- edid[2] < 4 || edid[2] > 128 - DETAILED_TIMING_DESCRIPTION_SIZE)
- return;
-
- DPRINTK(" Short Video Descriptors\n");
-
- while (pos < edid[2]) {
- u8 len = edid[pos] & 0x1f, type = (edid[pos] >> 5) & 7;
- pr_debug("Data block %u of %u bytes\n", type, len);
- if (type == 2) {
- for (i = pos; i < pos + len; i++) {
- u8 idx = edid[pos + i] & 0x7f;
- svd[svd_n++] = idx;
- pr_debug("N%sative mode #%d\n",
- edid[pos + i] & 0x80 ? "" : "on-n", idx);
- }
- } else if (type == 3 && len >= 3) {
- /* Check Vendor Specific Data Block. For HDMI,
- it is always 00-0C-03 for HDMI Licensing, LLC. */
- if (edid[pos + 1] == 3 && edid[pos + 2] == 0xc &&
- edid[pos + 3] == 0)
- specs->misc |= FB_MISC_HDMI;
- }
- pos += len + 1;
- }
-
- block = edid + edid[2];
-
- DPRINTK(" Extended Detailed Timings\n");
-
- for (i = 0; i < (128 - edid[2]) / DETAILED_TIMING_DESCRIPTION_SIZE;
- i++, block += DETAILED_TIMING_DESCRIPTION_SIZE)
- if (PIXEL_CLOCK != 0)
- edt[num++] = block - edid;
-
- /* Yikes, EDID data is totally useless */
- if (!(num + svd_n))
- return;
-
- m = kzalloc((specs->modedb_len + num + svd_n) *
- sizeof(struct fb_videomode), GFP_KERNEL);
-
- if (!m)
- return;
-
- memcpy(m, specs->modedb, specs->modedb_len * sizeof(struct fb_videomode));
-
- for (i = specs->modedb_len; i < specs->modedb_len + num; i++) {
- get_detailed_timing(edid + edt[i - specs->modedb_len], &m[i]);
- if (i == specs->modedb_len)
- m[i].flag |= FB_MODE_IS_FIRST;
- pr_debug("Adding %ux%u@%u\n", m[i].xres, m[i].yres, m[i].refresh);
- }
-
- for (i = specs->modedb_len + num; i < specs->modedb_len + num + svd_n; i++) {
- int idx = svd[i - specs->modedb_len - num];
- if (!idx || idx >= ARRAY_SIZE(cea_modes)) {
- pr_warn("Reserved SVD code %d\n", idx);
- } else if (!cea_modes[idx].xres) {
- pr_warn("Unimplemented SVD code %d\n", idx);
- } else {
- memcpy(&m[i], cea_modes + idx, sizeof(m[i]));
- pr_debug("Adding SVD #%d: %ux%u@%u\n", idx,
- m[i].xres, m[i].yres, m[i].refresh);
- }
- }
-
- kfree(specs->modedb);
- specs->modedb = m;
- specs->modedb_len = specs->modedb_len + num + svd_n;
-}
-
/*
* VESA Generalized Timing Formula (GTF)
*/
@@ -1497,9 +1406,6 @@ int fb_parse_edid(unsigned char *edid, struct fb_var_screeninfo *var)
void fb_edid_to_monspecs(unsigned char *edid, struct fb_monspecs *specs)
{
}
-void fb_edid_add_monspecs(unsigned char *edid, struct fb_monspecs *specs)
-{
-}
void fb_destroy_modedb(struct fb_videomode *modedb)
{
}
@@ -1607,7 +1513,6 @@ EXPORT_SYMBOL(fb_firmware_edid);

EXPORT_SYMBOL(fb_parse_edid);
EXPORT_SYMBOL(fb_edid_to_monspecs);
-EXPORT_SYMBOL(fb_edid_add_monspecs);
EXPORT_SYMBOL(fb_get_mode);
EXPORT_SYMBOL(fb_validate_mode);
EXPORT_SYMBOL(fb_destroy_modedb);
diff --git a/drivers/video/fbdev/core/modedb.c b/drivers/video/fbdev/core/modedb.c
index 455a15f70172..a9d76e1b4378 100644
--- a/drivers/video/fbdev/core/modedb.c
+++ b/drivers/video/fbdev/core/modedb.c
@@ -289,63 +289,6 @@ static const struct fb_videomode modedb[] = {
};

#ifdef CONFIG_FB_MODE_HELPERS
-const struct fb_videomode cea_modes[65] = {
- /* #1: 640x480p@xxxxx/60Hz */
- [1] = {
- NULL, 60, 640, 480, 39722, 48, 16, 33, 10, 96, 2, 0,
- FB_VMODE_NONINTERLACED, 0,
- },
- /* #3: 720x480p@xxxxx/60Hz */
- [3] = {
- NULL, 60, 720, 480, 37037, 60, 16, 30, 9, 62, 6, 0,
- FB_VMODE_NONINTERLACED, 0,
- },
- /* #5: 1920x1080i@xxxxx/60Hz */
- [5] = {
- NULL, 60, 1920, 1080, 13763, 148, 88, 15, 2, 44, 5,
- FB_SYNC_HOR_HIGH_ACT | FB_SYNC_VERT_HIGH_ACT,
- FB_VMODE_INTERLACED, 0,
- },
- /* #7: 720(1440)x480iH@xxxxx/60Hz */
- [7] = {
- NULL, 60, 1440, 480, 18554/*37108*/, 114, 38, 15, 4, 124, 3, 0,
- FB_VMODE_INTERLACED, 0,
- },
- /* #9: 720(1440)x240pH@xxxxx/60Hz */
- [9] = {
- NULL, 60, 1440, 240, 18554, 114, 38, 16, 4, 124, 3, 0,
- FB_VMODE_NONINTERLACED, 0,
- },
- /* #18: 720x576pH@50Hz */
- [18] = {
- NULL, 50, 720, 576, 37037, 68, 12, 39, 5, 64, 5, 0,
- FB_VMODE_NONINTERLACED, 0,
- },
- /* #19: 1280x720p@50Hz */
- [19] = {
- NULL, 50, 1280, 720, 13468, 220, 440, 20, 5, 40, 5,
- FB_SYNC_HOR_HIGH_ACT | FB_SYNC_VERT_HIGH_ACT,
- FB_VMODE_NONINTERLACED, 0,
- },
- /* #20: 1920x1080i@50Hz */
- [20] = {
- NULL, 50, 1920, 1080, 13480, 148, 528, 15, 5, 528, 5,
- FB_SYNC_HOR_HIGH_ACT | FB_SYNC_VERT_HIGH_ACT,
- FB_VMODE_INTERLACED, 0,
- },
- /* #32: 1920x1080p@xxxxx/24Hz */
- [32] = {
- NULL, 24, 1920, 1080, 13468, 148, 638, 36, 4, 44, 5,
- FB_SYNC_HOR_HIGH_ACT | FB_SYNC_VERT_HIGH_ACT,
- FB_VMODE_NONINTERLACED, 0,
- },
- /* #35: (2880)x480p4x@xxxxx/60Hz */
- [35] = {
- NULL, 60, 2880, 480, 9250, 240, 64, 30, 9, 248, 6, 0,
- FB_VMODE_NONINTERLACED, 0,
- },
-};
-
const struct fb_videomode vesa_modes[] = {
/* 0 640x350-85 VESA */
{ NULL, 85, 640, 350, 31746, 96, 32, 60, 32, 64, 3,
diff --git a/drivers/video/fbdev/sbuslib.c b/drivers/video/fbdev/sbuslib.c
index a436d44f1b7f..01a7110e61a7 100644
--- a/drivers/video/fbdev/sbuslib.c
+++ b/drivers/video/fbdev/sbuslib.c
@@ -106,11 +106,11 @@ int sbusfb_ioctl_helper(unsigned long cmd, unsigned long arg,
struct fbtype __user *f = (struct fbtype __user *) arg;

if (put_user(type, &f->fb_type) ||
- __put_user(info->var.yres, &f->fb_height) ||
- __put_user(info->var.xres, &f->fb_width) ||
- __put_user(fb_depth, &f->fb_depth) ||
- __put_user(0, &f->fb_cmsize) ||
- __put_user(fb_size, &f->fb_cmsize))
+ put_user(info->var.yres, &f->fb_height) ||
+ put_user(info->var.xres, &f->fb_width) ||
+ put_user(fb_depth, &f->fb_depth) ||
+ put_user(0, &f->fb_cmsize) ||
+ put_user(fb_size, &f->fb_cmsize))
return -EFAULT;
return 0;
}
@@ -125,10 +125,10 @@ int sbusfb_ioctl_helper(unsigned long cmd, unsigned long arg,
unsigned int index, count, i;

if (get_user(index, &c->index) ||
- __get_user(count, &c->count) ||
- __get_user(ured, &c->red) ||
- __get_user(ugreen, &c->green) ||
- __get_user(ublue, &c->blue))
+ get_user(count, &c->count) ||
+ get_user(ured, &c->red) ||
+ get_user(ugreen, &c->green) ||
+ get_user(ublue, &c->blue))
return -EFAULT;

cmap.len = 1;
@@ -165,13 +165,13 @@ int sbusfb_ioctl_helper(unsigned long cmd, unsigned long arg,
u8 red, green, blue;

if (get_user(index, &c->index) ||
- __get_user(count, &c->count) ||
- __get_user(ured, &c->red) ||
- __get_user(ugreen, &c->green) ||
- __get_user(ublue, &c->blue))
+ get_user(count, &c->count) ||
+ get_user(ured, &c->red) ||
+ get_user(ugreen, &c->green) ||
+ get_user(ublue, &c->blue))
return -EFAULT;

- if (index + count > cmap->len)
+ if (index > cmap->len || count > cmap->len - index)
return -EINVAL;

for (i = 0; i < count; i++) {
diff --git a/drivers/watchdog/w83627hf_wdt.c b/drivers/watchdog/w83627hf_wdt.c
index 7817836bff55..4b9365d4de7a 100644
--- a/drivers/watchdog/w83627hf_wdt.c
+++ b/drivers/watchdog/w83627hf_wdt.c
@@ -50,7 +50,7 @@ static int cr_wdt_csr; /* WDT control & status register */
enum chips { w83627hf, w83627s, w83697hf, w83697ug, w83637hf, w83627thf,
w83687thf, w83627ehf, w83627dhg, w83627uhg, w83667hg, w83627dhg_p,
w83667hg_b, nct6775, nct6776, nct6779, nct6791, nct6792, nct6793,
- nct6795, nct6102 };
+ nct6795, nct6796, nct6102 };

static int timeout; /* in seconds */
module_param(timeout, int, 0);
@@ -100,6 +100,7 @@ MODULE_PARM_DESC(early_disable, "Disable watchdog at boot time (default=0)");
#define NCT6792_ID 0xc9
#define NCT6793_ID 0xd1
#define NCT6795_ID 0xd3
+#define NCT6796_ID 0xd4 /* also NCT9697D, NCT9698D */

#define W83627HF_WDT_TIMEOUT 0xf6
#define W83697HF_WDT_TIMEOUT 0xf4
@@ -209,6 +210,7 @@ static int w83627hf_init(struct watchdog_device *wdog, enum chips chip)
case nct6792:
case nct6793:
case nct6795:
+ case nct6796:
case nct6102:
/*
* These chips have a fixed WDTO# output pin (W83627UHG),
@@ -407,6 +409,9 @@ static int wdt_find(int addr)
case NCT6795_ID:
ret = nct6795;
break;
+ case NCT6796_ID:
+ ret = nct6796;
+ break;
case NCT6102_ID:
ret = nct6102;
cr_wdt_timeout = NCT6102D_WDT_TIMEOUT;
@@ -450,6 +455,7 @@ static int __init wdt_init(void)
"NCT6792",
"NCT6793",
"NCT6795",
+ "NCT6796",
"NCT6102",
};

diff --git a/fs/ext4/namei.c b/fs/ext4/namei.c
index 162e853dc5d6..212b01861d94 100644
--- a/fs/ext4/namei.c
+++ b/fs/ext4/namei.c
@@ -2293,7 +2293,7 @@ static int ext4_dx_add_entry(handle_t *handle, struct ext4_filename *fname,
dxroot->info.indirect_levels += 1;
dxtrace(printk(KERN_DEBUG
"Creating %d level index...\n",
- info->indirect_levels));
+ dxroot->info.indirect_levels));
err = ext4_handle_dirty_dx_node(handle, dir, frame->bh);
if (err)
goto journal_error;
diff --git a/fs/f2fs/gc.c b/fs/f2fs/gc.c
index ceb6023786bd..67120181dc2a 100644
--- a/fs/f2fs/gc.c
+++ b/fs/f2fs/gc.c
@@ -1091,7 +1091,7 @@ int f2fs_gc(struct f2fs_sb_info *sbi, bool sync,

put_gc_inode(&gc_list);

- if (sync)
+ if (sync && !ret)
ret = sec_freed ? 0 : -EAGAIN;
return ret;
}
diff --git a/fs/gfs2/super.c b/fs/gfs2/super.c
index 8e54f2e3a304..c3f3f1ae4e1b 100644
--- a/fs/gfs2/super.c
+++ b/fs/gfs2/super.c
@@ -845,10 +845,10 @@ static int gfs2_make_fs_ro(struct gfs2_sbd *sdp)
if (error && !test_bit(SDF_SHUTDOWN, &sdp->sd_flags))
return error;

+ flush_workqueue(gfs2_delete_workqueue);
kthread_stop(sdp->sd_quotad_process);
kthread_stop(sdp->sd_logd_process);

- flush_workqueue(gfs2_delete_workqueue);
gfs2_quota_sync(sdp->sd_vfs, 0);
gfs2_statfs_sync(sdp->sd_vfs, 0);

diff --git a/fs/nfs/delegation.c b/fs/nfs/delegation.c
index 61bc0a6ba08b..04d57e11577e 100644
--- a/fs/nfs/delegation.c
+++ b/fs/nfs/delegation.c
@@ -101,7 +101,7 @@ int nfs4_check_delegation(struct inode *inode, fmode_t flags)
return nfs4_do_check_delegation(inode, flags, false);
}

-static int nfs_delegation_claim_locks(struct nfs_open_context *ctx, struct nfs4_state *state, const nfs4_stateid *stateid)
+static int nfs_delegation_claim_locks(struct nfs4_state *state, const nfs4_stateid *stateid)
{
struct inode *inode = state->inode;
struct file_lock *fl;
@@ -116,7 +116,7 @@ static int nfs_delegation_claim_locks(struct nfs_open_context *ctx, struct nfs4_
spin_lock(&flctx->flc_lock);
restart:
list_for_each_entry(fl, list, fl_list) {
- if (nfs_file_open_context(fl->fl_file) != ctx)
+ if (nfs_file_open_context(fl->fl_file)->state != state)
continue;
spin_unlock(&flctx->flc_lock);
status = nfs4_lock_delegation_recall(fl, state, stateid);
@@ -163,7 +163,7 @@ static int nfs_delegation_claim_opens(struct inode *inode,
seq = raw_seqcount_begin(&sp->so_reclaim_seqcount);
err = nfs4_open_delegation_recall(ctx, state, stateid, type);
if (!err)
- err = nfs_delegation_claim_locks(ctx, state, stateid);
+ err = nfs_delegation_claim_locks(state, stateid);
if (!err && read_seqcount_retry(&sp->so_reclaim_seqcount, seq))
err = -EAGAIN;
mutex_unlock(&sp->so_delegreturn_mutex);
diff --git a/fs/orangefs/orangefs-sysfs.c b/fs/orangefs/orangefs-sysfs.c
index 079a465796f3..bc56df2ae705 100644
--- a/fs/orangefs/orangefs-sysfs.c
+++ b/fs/orangefs/orangefs-sysfs.c
@@ -323,7 +323,7 @@ static ssize_t sysfs_service_op_show(struct kobject *kobj,
/* Can't do a service_operation if the client is not running... */
rc = is_daemon_in_service();
if (rc) {
- pr_info("%s: Client not running :%d:\n",
+ pr_info_ratelimited("%s: Client not running :%d:\n",
__func__,
is_daemon_in_service());
goto out;
diff --git a/fs/proc/vmcore.c b/fs/proc/vmcore.c
index 885d445afa0d..ce400f97370d 100644
--- a/fs/proc/vmcore.c
+++ b/fs/proc/vmcore.c
@@ -164,6 +164,16 @@ int __weak remap_oldmem_pfn_range(struct vm_area_struct *vma,
return remap_pfn_range(vma, from, pfn, size, prot);
}

+/*
+ * Architectures which support memory encryption override this.
+ */
+ssize_t __weak
+copy_oldmem_page_encrypted(unsigned long pfn, char *buf, size_t csize,
+ unsigned long offset, int userbuf)
+{
+ return copy_oldmem_page(pfn, buf, csize, offset, userbuf);
+}
+
/*
* Copy to either kernel or user space
*/
diff --git a/include/linux/fb.h b/include/linux/fb.h
index bc24e48e396d..ccd1f74ca6ab 100644
--- a/include/linux/fb.h
+++ b/include/linux/fb.h
@@ -725,8 +725,6 @@ extern int fb_parse_edid(unsigned char *edid, struct fb_var_screeninfo *var);
extern const unsigned char *fb_firmware_edid(struct device *device);
extern void fb_edid_to_monspecs(unsigned char *edid,
struct fb_monspecs *specs);
-extern void fb_edid_add_monspecs(unsigned char *edid,
- struct fb_monspecs *specs);
extern void fb_destroy_modedb(struct fb_videomode *modedb);
extern int fb_find_mode_cvt(struct fb_videomode *mode, int margins, int rb);
extern unsigned char *fb_ddc_read(struct i2c_adapter *adapter);
@@ -800,7 +798,6 @@ struct dmt_videomode {

extern const char *fb_mode_option;
extern const struct fb_videomode vesa_modes[];
-extern const struct fb_videomode cea_modes[65];
extern const struct dmt_videomode dmt_modes[];

struct fb_modelist {
diff --git a/include/linux/platform_data/dma-ep93xx.h b/include/linux/platform_data/dma-ep93xx.h
index f8f1f6b952a6..eb9805bb3fe8 100644
--- a/include/linux/platform_data/dma-ep93xx.h
+++ b/include/linux/platform_data/dma-ep93xx.h
@@ -85,7 +85,7 @@ static inline enum dma_transfer_direction
ep93xx_dma_chan_direction(struct dma_chan *chan)
{
if (!ep93xx_dma_chan_is_m2p(chan))
- return DMA_NONE;
+ return DMA_TRANS_NONE;

/* even channels are for TX, odd for RX */
return (chan->chan_id % 2 == 0) ? DMA_MEM_TO_DEV : DMA_DEV_TO_MEM;
diff --git a/include/linux/sunrpc/sched.h b/include/linux/sunrpc/sched.h
index d96e74e114c0..c9548a63d09b 100644
--- a/include/linux/sunrpc/sched.h
+++ b/include/linux/sunrpc/sched.h
@@ -188,7 +188,6 @@ struct rpc_timer {
struct rpc_wait_queue {
spinlock_t lock;
struct list_head tasks[RPC_NR_PRIORITY]; /* task queue for each priority level */
- pid_t owner; /* process id of last task serviced */
unsigned char maxpriority; /* maximum priority (0 if queue is not a priority queue) */
unsigned char priority; /* current priority */
unsigned char nr; /* # tasks remaining for cookie */
@@ -204,7 +203,6 @@ struct rpc_wait_queue {
* from a single cookie. The aim is to improve
* performance of NFS operations such as read/write.
*/
-#define RPC_BATCH_COUNT 16
#define RPC_IS_PRIORITY(q) ((q)->maxpriority > 0)

/*
diff --git a/include/rdma/ib_verbs.h b/include/rdma/ib_verbs.h
index 4a4319331989..73cc5cfb72e0 100644
--- a/include/rdma/ib_verbs.h
+++ b/include/rdma/ib_verbs.h
@@ -1120,7 +1120,7 @@ struct ib_qp_init_attr {
struct ib_qp_cap cap;
enum ib_sig_type sq_sig_type;
enum ib_qp_type qp_type;
- enum ib_qp_create_flags create_flags;
+ u32 create_flags;

/*
* Only needed for special QP types, or when using the RW API.
diff --git a/kernel/cpu.c b/kernel/cpu.c
index 96f970d77339..49273130e4f1 100644
--- a/kernel/cpu.c
+++ b/kernel/cpu.c
@@ -376,6 +376,7 @@ void __init cpu_smt_disable(bool force)
pr_info("SMT: Force disabled\n");
cpu_smt_control = CPU_SMT_FORCE_DISABLED;
} else {
+ pr_info("SMT: disabled\n");
cpu_smt_control = CPU_SMT_DISABLED;
}
}
diff --git a/kernel/kexec_core.c b/kernel/kexec_core.c
index 8f15665ab616..27cf24e285e0 100644
--- a/kernel/kexec_core.c
+++ b/kernel/kexec_core.c
@@ -473,6 +473,10 @@ static struct page *kimage_alloc_crash_control_pages(struct kimage *image,
}
}

+ /* Ensure that these pages are decrypted if SME is enabled. */
+ if (pages)
+ arch_kexec_post_alloc_pages(page_address(pages), 1 << order, 0);
+
return pages;
}

@@ -867,6 +871,7 @@ static int kimage_load_crash_segment(struct kimage *image,
result = -ENOMEM;
goto out;
}
+ arch_kexec_post_alloc_pages(page_address(page), 1, 0);
ptr = kmap(page);
ptr += maddr & ~PAGE_MASK;
mchunk = min_t(size_t, mbytes,
@@ -884,6 +889,7 @@ static int kimage_load_crash_segment(struct kimage *image,
result = copy_from_user(ptr, buf, uchunk);
kexec_flush_icache_page(page);
kunmap(page);
+ arch_kexec_pre_free_pages(page_address(page), 1);
if (result) {
result = -EFAULT;
goto out;
diff --git a/kernel/printk/printk.c b/kernel/printk/printk.c
index 5aa96098c64d..5b33c14ab8b2 100644
--- a/kernel/printk/printk.c
+++ b/kernel/printk/printk.c
@@ -432,6 +432,7 @@ static u32 clear_idx;
/* record buffer */
#define LOG_ALIGN __alignof__(struct printk_log)
#define __LOG_BUF_LEN (1 << CONFIG_LOG_BUF_SHIFT)
+#define LOG_BUF_LEN_MAX (u32)(1 << 31)
static char __log_buf[__LOG_BUF_LEN] __aligned(LOG_ALIGN);
static char *log_buf = __log_buf;
static u32 log_buf_len = __LOG_BUF_LEN;
@@ -1032,18 +1033,23 @@ void log_buf_vmcoreinfo_setup(void)
static unsigned long __initdata new_log_buf_len;

/* we practice scaling the ring buffer by powers of 2 */
-static void __init log_buf_len_update(unsigned size)
+static void __init log_buf_len_update(u64 size)
{
+ if (size > (u64)LOG_BUF_LEN_MAX) {
+ size = (u64)LOG_BUF_LEN_MAX;
+ pr_err("log_buf over 2G is not supported.\n");
+ }
+
if (size)
size = roundup_pow_of_two(size);
if (size > log_buf_len)
- new_log_buf_len = size;
+ new_log_buf_len = (unsigned long)size;
}

/* save requested log_buf_len since it's too early to process it */
static int __init log_buf_len_setup(char *str)
{
- unsigned int size;
+ u64 size;

if (!str)
return -EINVAL;
@@ -1113,7 +1119,7 @@ void __init setup_log_buf(int early)
}

if (unlikely(!new_log_buf)) {
- pr_err("log_buf_len: %ld bytes not available\n",
+ pr_err("log_buf_len: %lu bytes not available\n",
new_log_buf_len);
return;
}
@@ -1126,8 +1132,8 @@ void __init setup_log_buf(int early)
memcpy(log_buf, __log_buf, __LOG_BUF_LEN);
logbuf_unlock_irqrestore(flags);

- pr_info("log_buf_len: %d bytes\n", log_buf_len);
- pr_info("early log buf free: %d(%d%%)\n",
+ pr_info("log_buf_len: %u bytes\n", log_buf_len);
+ pr_info("early log buf free: %u(%u%%)\n",
free, (free * 100) / __LOG_BUF_LEN);
}

diff --git a/lib/idr.c b/lib/idr.c
index edd9b2be1651..8c1a98d03164 100644
--- a/lib/idr.c
+++ b/lib/idr.c
@@ -111,13 +111,27 @@ void *idr_get_next(struct idr *idr, int *nextid)
{
struct radix_tree_iter iter;
void __rcu **slot;
-
- slot = radix_tree_iter_find(&idr->idr_rt, &iter, *nextid);
+ void *entry = NULL;
+
+ radix_tree_for_each_slot(slot, &idr->idr_rt, &iter, *nextid) {
+ entry = rcu_dereference_raw(*slot);
+ if (!entry)
+ continue;
+ if (!radix_tree_deref_retry(entry))
+ break;
+ if (slot != (void *)&idr->idr_rt.rnode &&
+ entry != (void *)RADIX_TREE_INTERNAL_NODE)
+ break;
+ slot = radix_tree_iter_retry(&iter);
+ }
if (!slot)
return NULL;

+ if (WARN_ON_ONCE(iter.index > INT_MAX))
+ return NULL;
+
*nextid = iter.index;
- return rcu_dereference_raw(*slot);
+ return entry;
}
EXPORT_SYMBOL(idr_get_next);

diff --git a/mm/memory_hotplug.c b/mm/memory_hotplug.c
index c9d3a49bd4e2..d4affa9982ca 100644
--- a/mm/memory_hotplug.c
+++ b/mm/memory_hotplug.c
@@ -459,70 +459,33 @@ static void shrink_zone_span(struct zone *zone, unsigned long start_pfn,
zone_span_writeunlock(zone);
}

-static void shrink_pgdat_span(struct pglist_data *pgdat,
- unsigned long start_pfn, unsigned long end_pfn)
+static void update_pgdat_span(struct pglist_data *pgdat)
{
- unsigned long pgdat_start_pfn = pgdat->node_start_pfn;
- unsigned long p = pgdat_end_pfn(pgdat); /* pgdat_end_pfn namespace clash */
- unsigned long pgdat_end_pfn = p;
- unsigned long pfn;
- struct mem_section *ms;
- int nid = pgdat->node_id;
-
- if (pgdat_start_pfn == start_pfn) {
- /*
- * If the section is smallest section in the pgdat, it need
- * shrink pgdat->node_start_pfn and pgdat->node_spanned_pages.
- * In this case, we find second smallest valid mem_section
- * for shrinking zone.
- */
- pfn = find_smallest_section_pfn(nid, NULL, end_pfn,
- pgdat_end_pfn);
- if (pfn) {
- pgdat->node_start_pfn = pfn;
- pgdat->node_spanned_pages = pgdat_end_pfn - pfn;
- }
- } else if (pgdat_end_pfn == end_pfn) {
- /*
- * If the section is biggest section in the pgdat, it need
- * shrink pgdat->node_spanned_pages.
- * In this case, we find second biggest valid mem_section for
- * shrinking zone.
- */
- pfn = find_biggest_section_pfn(nid, NULL, pgdat_start_pfn,
- start_pfn);
- if (pfn)
- pgdat->node_spanned_pages = pfn - pgdat_start_pfn + 1;
- }
+ unsigned long node_start_pfn = 0, node_end_pfn = 0;
+ struct zone *zone;

- /*
- * If the section is not biggest or smallest mem_section in the pgdat,
- * it only creates a hole in the pgdat. So in this case, we need not
- * change the pgdat.
- * But perhaps, the pgdat has only hole data. Thus it check the pgdat
- * has only hole or not.
- */
- pfn = pgdat_start_pfn;
- for (; pfn < pgdat_end_pfn; pfn += PAGES_PER_SECTION) {
- ms = __pfn_to_section(pfn);
+ for (zone = pgdat->node_zones;
+ zone < pgdat->node_zones + MAX_NR_ZONES; zone++) {
+ unsigned long zone_end_pfn = zone->zone_start_pfn +
+ zone->spanned_pages;

- if (unlikely(!valid_section(ms)))
+ /* No need to lock the zones, they can't change. */
+ if (!zone->spanned_pages)
continue;
-
- if (pfn_to_nid(pfn) != nid)
- continue;
-
- /* If the section is current section, it continues the loop */
- if (start_pfn == pfn)
+ if (!node_end_pfn) {
+ node_start_pfn = zone->zone_start_pfn;
+ node_end_pfn = zone_end_pfn;
continue;
+ }

- /* If we find valid section, we have nothing to do */
- return;
+ if (zone_end_pfn > node_end_pfn)
+ node_end_pfn = zone_end_pfn;
+ if (zone->zone_start_pfn < node_start_pfn)
+ node_start_pfn = zone->zone_start_pfn;
}

- /* The pgdat has no valid section */
- pgdat->node_start_pfn = 0;
- pgdat->node_spanned_pages = 0;
+ pgdat->node_start_pfn = node_start_pfn;
+ pgdat->node_spanned_pages = node_end_pfn - node_start_pfn;
}

static void __remove_zone(struct zone *zone, unsigned long start_pfn)
@@ -533,7 +496,7 @@ static void __remove_zone(struct zone *zone, unsigned long start_pfn)

pgdat_resize_lock(zone->zone_pgdat, &flags);
shrink_zone_span(zone, start_pfn, start_pfn + nr_pages);
- shrink_pgdat_span(pgdat, start_pfn, start_pfn + nr_pages);
+ update_pgdat_span(pgdat);
pgdat_resize_unlock(zone->zone_pgdat, &flags);
}

diff --git a/net/mac80211/rc80211_minstrel_ht.c b/net/mac80211/rc80211_minstrel_ht.c
index 4a5bdad9f303..e57811e4b91f 100644
--- a/net/mac80211/rc80211_minstrel_ht.c
+++ b/net/mac80211/rc80211_minstrel_ht.c
@@ -129,7 +129,7 @@

#define CCK_GROUP \
[MINSTREL_CCK_GROUP] = { \
- .streams = 0, \
+ .streams = 1, \
.flags = 0, \
.duration = { \
CCK_DURATION_LIST(false), \
@@ -282,7 +282,8 @@ minstrel_ht_get_stats(struct minstrel_priv *mp, struct minstrel_ht_sta *mi,
break;

/* short preamble */
- if (!(mi->supported[group] & BIT(idx)))
+ if ((mi->supported[group] & BIT(idx + 4)) &&
+ (rate->flags & IEEE80211_TX_RC_USE_SHORT_PREAMBLE))
idx += 4;
}
return &mi->groups[group].rates[idx];
@@ -1077,18 +1078,23 @@ minstrel_ht_get_rate(void *priv, struct ieee80211_sta *sta, void *priv_sta,
return;

sample_group = &minstrel_mcs_groups[sample_idx / MCS_GROUP_RATES];
+ sample_idx %= MCS_GROUP_RATES;
+
+ if (sample_group == &minstrel_mcs_groups[MINSTREL_CCK_GROUP] &&
+ (sample_idx >= 4) != txrc->short_preamble)
+ return;
+
info->flags |= IEEE80211_TX_CTL_RATE_CTRL_PROBE;
rate->count = 1;

- if (sample_idx / MCS_GROUP_RATES == MINSTREL_CCK_GROUP) {
+ if (sample_group == &minstrel_mcs_groups[MINSTREL_CCK_GROUP]) {
int idx = sample_idx % ARRAY_SIZE(mp->cck_rates);
rate->idx = mp->cck_rates[idx];
} else if (sample_group->flags & IEEE80211_TX_RC_VHT_MCS) {
ieee80211_rate_set_vht(rate, sample_idx % MCS_GROUP_RATES,
sample_group->streams);
} else {
- rate->idx = sample_idx % MCS_GROUP_RATES +
- (sample_group->streams - 1) * 8;
+ rate->idx = sample_idx + (sample_group->streams - 1) * 8;
}

rate->flags = sample_group->flags;
@@ -1132,7 +1138,6 @@ minstrel_ht_update_caps(void *priv, struct ieee80211_supported_band *sband,
struct ieee80211_mcs_info *mcs = &sta->ht_cap.mcs;
u16 sta_cap = sta->ht_cap.cap;
struct ieee80211_sta_vht_cap *vht_cap = &sta->vht_cap;
- struct sta_info *sinfo = container_of(sta, struct sta_info, sta);
int use_vht;
int n_supported = 0;
int ack_dur;
@@ -1258,8 +1263,7 @@ minstrel_ht_update_caps(void *priv, struct ieee80211_supported_band *sband,
if (!n_supported)
goto use_legacy;

- if (test_sta_flag(sinfo, WLAN_STA_SHORT_PREAMBLE))
- mi->cck_supported_short |= mi->cck_supported_short << 4;
+ mi->supported[MINSTREL_CCK_GROUP] |= mi->cck_supported_short << 4;

/* create an initial rate table with the lowest supported rates */
minstrel_ht_update_stats(mp, mi);
diff --git a/net/netfilter/nft_compat.c b/net/netfilter/nft_compat.c
index 7344ec7fff2a..8281656808ae 100644
--- a/net/netfilter/nft_compat.c
+++ b/net/netfilter/nft_compat.c
@@ -291,6 +291,24 @@ nft_target_destroy(const struct nft_ctx *ctx, const struct nft_expr *expr)
module_put(me);
}

+static int nft_extension_dump_info(struct sk_buff *skb, int attr,
+ const void *info,
+ unsigned int size, unsigned int user_size)
+{
+ unsigned int info_size, aligned_size = XT_ALIGN(size);
+ struct nlattr *nla;
+
+ nla = nla_reserve(skb, attr, aligned_size);
+ if (!nla)
+ return -1;
+
+ info_size = user_size ? : size;
+ memcpy(nla_data(nla), info, info_size);
+ memset(nla_data(nla) + info_size, 0, aligned_size - info_size);
+
+ return 0;
+}
+
static int nft_target_dump(struct sk_buff *skb, const struct nft_expr *expr)
{
const struct xt_target *target = expr->ops->data;
@@ -298,7 +316,8 @@ static int nft_target_dump(struct sk_buff *skb, const struct nft_expr *expr)

if (nla_put_string(skb, NFTA_TARGET_NAME, target->name) ||
nla_put_be32(skb, NFTA_TARGET_REV, htonl(target->revision)) ||
- nla_put(skb, NFTA_TARGET_INFO, XT_ALIGN(target->targetsize), info))
+ nft_extension_dump_info(skb, NFTA_TARGET_INFO, info,
+ target->targetsize, target->usersize))
goto nla_put_failure;

return 0;
@@ -534,7 +553,8 @@ static int __nft_match_dump(struct sk_buff *skb, const struct nft_expr *expr,

if (nla_put_string(skb, NFTA_MATCH_NAME, match->name) ||
nla_put_be32(skb, NFTA_MATCH_REV, htonl(match->revision)) ||
- nla_put(skb, NFTA_MATCH_INFO, XT_ALIGN(match->matchsize), info))
+ nft_extension_dump_info(skb, NFTA_MATCH_INFO, info,
+ match->matchsize, match->usersize))
goto nla_put_failure;

return 0;
diff --git a/net/openvswitch/vport-internal_dev.c b/net/openvswitch/vport-internal_dev.c
index 1c09ad457d2a..1083b5e90134 100644
--- a/net/openvswitch/vport-internal_dev.c
+++ b/net/openvswitch/vport-internal_dev.c
@@ -44,7 +44,8 @@ static struct internal_dev *internal_dev_priv(struct net_device *netdev)
}

/* Called with rcu_read_lock_bh. */
-static int internal_dev_xmit(struct sk_buff *skb, struct net_device *netdev)
+static netdev_tx_t
+internal_dev_xmit(struct sk_buff *skb, struct net_device *netdev)
{
int len, err;

@@ -63,7 +64,7 @@ static int internal_dev_xmit(struct sk_buff *skb, struct net_device *netdev)
} else {
netdev->stats.tx_errors++;
}
- return 0;
+ return NETDEV_TX_OK;
}

static int internal_dev_open(struct net_device *netdev)
diff --git a/net/sunrpc/sched.c b/net/sunrpc/sched.c
index f9db5fe52d36..aff76fb43430 100644
--- a/net/sunrpc/sched.c
+++ b/net/sunrpc/sched.c
@@ -99,64 +99,78 @@ __rpc_add_timer(struct rpc_wait_queue *queue, struct rpc_task *task)
list_add(&task->u.tk_wait.timer_list, &queue->timer_list.list);
}

-static void rpc_rotate_queue_owner(struct rpc_wait_queue *queue)
-{
- struct list_head *q = &queue->tasks[queue->priority];
- struct rpc_task *task;
-
- if (!list_empty(q)) {
- task = list_first_entry(q, struct rpc_task, u.tk_wait.list);
- if (task->tk_owner == queue->owner)
- list_move_tail(&task->u.tk_wait.list, q);
- }
-}
-
static void rpc_set_waitqueue_priority(struct rpc_wait_queue *queue, int priority)
{
if (queue->priority != priority) {
- /* Fairness: rotate the list when changing priority */
- rpc_rotate_queue_owner(queue);
queue->priority = priority;
+ queue->nr = 1U << priority;
}
}

-static void rpc_set_waitqueue_owner(struct rpc_wait_queue *queue, pid_t pid)
-{
- queue->owner = pid;
- queue->nr = RPC_BATCH_COUNT;
-}
-
static void rpc_reset_waitqueue_priority(struct rpc_wait_queue *queue)
{
rpc_set_waitqueue_priority(queue, queue->maxpriority);
- rpc_set_waitqueue_owner(queue, 0);
}

/*
- * Add new request to a priority queue.
+ * Add a request to a queue list
*/
-static void __rpc_add_wait_queue_priority(struct rpc_wait_queue *queue,
- struct rpc_task *task,
- unsigned char queue_priority)
+static void
+__rpc_list_enqueue_task(struct list_head *q, struct rpc_task *task)
{
- struct list_head *q;
struct rpc_task *t;

- INIT_LIST_HEAD(&task->u.tk_wait.links);
- if (unlikely(queue_priority > queue->maxpriority))
- queue_priority = queue->maxpriority;
- if (queue_priority > queue->priority)
- rpc_set_waitqueue_priority(queue, queue_priority);
- q = &queue->tasks[queue_priority];
list_for_each_entry(t, q, u.tk_wait.list) {
if (t->tk_owner == task->tk_owner) {
- list_add_tail(&task->u.tk_wait.list, &t->u.tk_wait.links);
+ list_add_tail(&task->u.tk_wait.links,
+ &t->u.tk_wait.links);
+ /* Cache the queue head in task->u.tk_wait.list */
+ task->u.tk_wait.list.next = q;
+ task->u.tk_wait.list.prev = NULL;
return;
}
}
+ INIT_LIST_HEAD(&task->u.tk_wait.links);
list_add_tail(&task->u.tk_wait.list, q);
}

+/*
+ * Remove request from a queue list
+ */
+static void
+__rpc_list_dequeue_task(struct rpc_task *task)
+{
+ struct list_head *q;
+ struct rpc_task *t;
+
+ if (task->u.tk_wait.list.prev == NULL) {
+ list_del(&task->u.tk_wait.links);
+ return;
+ }
+ if (!list_empty(&task->u.tk_wait.links)) {
+ t = list_first_entry(&task->u.tk_wait.links,
+ struct rpc_task,
+ u.tk_wait.links);
+ /* Assume __rpc_list_enqueue_task() cached the queue head */
+ q = t->u.tk_wait.list.next;
+ list_add_tail(&t->u.tk_wait.list, q);
+ list_del(&task->u.tk_wait.links);
+ }
+ list_del(&task->u.tk_wait.list);
+}
+
+/*
+ * Add new request to a priority queue.
+ */
+static void __rpc_add_wait_queue_priority(struct rpc_wait_queue *queue,
+ struct rpc_task *task,
+ unsigned char queue_priority)
+{
+ if (unlikely(queue_priority > queue->maxpriority))
+ queue_priority = queue->maxpriority;
+ __rpc_list_enqueue_task(&queue->tasks[queue_priority], task);
+}
+
/*
* Add new request to wait queue.
*
@@ -194,13 +208,7 @@ static void __rpc_add_wait_queue(struct rpc_wait_queue *queue,
*/
static void __rpc_remove_wait_queue_priority(struct rpc_task *task)
{
- struct rpc_task *t;
-
- if (!list_empty(&task->u.tk_wait.links)) {
- t = list_entry(task->u.tk_wait.links.next, struct rpc_task, u.tk_wait.list);
- list_move(&t->u.tk_wait.list, &task->u.tk_wait.list);
- list_splice_init(&task->u.tk_wait.links, &t->u.tk_wait.links);
- }
+ __rpc_list_dequeue_task(task);
}

/*
@@ -212,7 +220,8 @@ static void __rpc_remove_wait_queue(struct rpc_wait_queue *queue, struct rpc_tas
__rpc_disable_timer(queue, task);
if (RPC_IS_PRIORITY(queue))
__rpc_remove_wait_queue_priority(task);
- list_del(&task->u.tk_wait.list);
+ else
+ list_del(&task->u.tk_wait.list);
queue->qlen--;
dprintk("RPC: %5u removed from queue %p \"%s\"\n",
task->tk_pid, queue, rpc_qname(queue));
@@ -481,17 +490,9 @@ static struct rpc_task *__rpc_find_next_queued_priority(struct rpc_wait_queue *q
* Service a batch of tasks from a single owner.
*/
q = &queue->tasks[queue->priority];
- if (!list_empty(q)) {
- task = list_entry(q->next, struct rpc_task, u.tk_wait.list);
- if (queue->owner == task->tk_owner) {
- if (--queue->nr)
- goto out;
- list_move_tail(&task->u.tk_wait.list, q);
- }
- /*
- * Check if we need to switch queues.
- */
- goto new_owner;
+ if (!list_empty(q) && --queue->nr) {
+ task = list_first_entry(q, struct rpc_task, u.tk_wait.list);
+ goto out;
}

/*
@@ -503,7 +504,7 @@ static struct rpc_task *__rpc_find_next_queued_priority(struct rpc_wait_queue *q
else
q = q - 1;
if (!list_empty(q)) {
- task = list_entry(q->next, struct rpc_task, u.tk_wait.list);
+ task = list_first_entry(q, struct rpc_task, u.tk_wait.list);
goto new_queue;
}
} while (q != &queue->tasks[queue->priority]);
@@ -513,8 +514,6 @@ static struct rpc_task *__rpc_find_next_queued_priority(struct rpc_wait_queue *q

new_queue:
rpc_set_waitqueue_priority(queue, (unsigned int)(q - &queue->tasks[0]));
-new_owner:
- rpc_set_waitqueue_owner(queue, task->tk_owner);
out:
return task;
}
diff --git a/net/sunrpc/xprt.c b/net/sunrpc/xprt.c
index d0282cc88b14..b852c34bb637 100644
--- a/net/sunrpc/xprt.c
+++ b/net/sunrpc/xprt.c
@@ -795,17 +795,11 @@ void xprt_connect(struct rpc_task *task)

static void xprt_connect_status(struct rpc_task *task)
{
- struct rpc_xprt *xprt = task->tk_rqstp->rq_xprt;
-
- if (task->tk_status == 0) {
- xprt->stat.connect_count++;
- xprt->stat.connect_time += (long)jiffies - xprt->stat.connect_start;
+ switch (task->tk_status) {
+ case 0:
dprintk("RPC: %5u xprt_connect_status: connection established\n",
task->tk_pid);
- return;
- }
-
- switch (task->tk_status) {
+ break;
case -ECONNREFUSED:
case -ECONNRESET:
case -ECONNABORTED:
@@ -822,7 +816,7 @@ static void xprt_connect_status(struct rpc_task *task)
default:
dprintk("RPC: %5u xprt_connect_status: error %d connecting to "
"server %s\n", task->tk_pid, -task->tk_status,
- xprt->servername);
+ task->tk_rqstp->rq_xprt->servername);
task->tk_status = -EIO;
}
}
diff --git a/net/sunrpc/xprtrdma/transport.c b/net/sunrpc/xprtrdma/transport.c
index 8cf5ccfe180d..b1b40a1be8c5 100644
--- a/net/sunrpc/xprtrdma/transport.c
+++ b/net/sunrpc/xprtrdma/transport.c
@@ -238,8 +238,12 @@ rpcrdma_connect_worker(struct work_struct *work)
if (++xprt->connect_cookie == 0) /* maintain a reserved value */
++xprt->connect_cookie;
if (ep->rep_connected > 0) {
- if (!xprt_test_and_set_connected(xprt))
+ if (!xprt_test_and_set_connected(xprt)) {
+ xprt->stat.connect_count++;
+ xprt->stat.connect_time += (long)jiffies -
+ xprt->stat.connect_start;
xprt_wake_pending_tasks(xprt, 0);
+ }
} else {
if (xprt_test_and_clear_connected(xprt))
xprt_wake_pending_tasks(xprt, -ENOTCONN);
diff --git a/net/sunrpc/xprtsock.c b/net/sunrpc/xprtsock.c
index 05a58cc1b0cd..a42871a59f3b 100644
--- a/net/sunrpc/xprtsock.c
+++ b/net/sunrpc/xprtsock.c
@@ -1592,6 +1592,9 @@ static void xs_tcp_state_change(struct sock *sk)
clear_bit(XPRT_SOCK_CONNECTING, &transport->sock_state);
xprt_clear_connecting(xprt);

+ xprt->stat.connect_count++;
+ xprt->stat.connect_time += (long)jiffies -
+ xprt->stat.connect_start;
xprt_wake_pending_tasks(xprt, -EAGAIN);
}
spin_unlock(&xprt->transport_lock);
@@ -2008,8 +2011,6 @@ static int xs_local_finish_connecting(struct rpc_xprt *xprt,
}

/* Tell the socket layer to start connecting... */
- xprt->stat.connect_count++;
- xprt->stat.connect_start = jiffies;
return kernel_connect(sock, xs_addr(xprt), xprt->addrlen, 0);
}

@@ -2041,6 +2042,9 @@ static int xs_local_setup_socket(struct sock_xprt *transport)
case 0:
dprintk("RPC: xprt %p connected to %s\n",
xprt, xprt->address_strings[RPC_DISPLAY_ADDR]);
+ xprt->stat.connect_count++;
+ xprt->stat.connect_time += (long)jiffies -
+ xprt->stat.connect_start;
xprt_set_connected(xprt);
case -ENOBUFS:
break;
@@ -2361,8 +2365,6 @@ static int xs_tcp_finish_connecting(struct rpc_xprt *xprt, struct socket *sock)
xs_set_memalloc(xprt);

/* Tell the socket layer to start connecting... */
- xprt->stat.connect_count++;
- xprt->stat.connect_start = jiffies;
set_bit(XPRT_SOCK_CONNECTING, &transport->sock_state);
ret = kernel_connect(sock, xs_addr(xprt), xprt->addrlen, O_NONBLOCK);
switch (ret) {
diff --git a/net/wireless/nl80211.c b/net/wireless/nl80211.c
index 9627c52c3f93..df8c5312f26a 100644
--- a/net/wireless/nl80211.c
+++ b/net/wireless/nl80211.c
@@ -3118,7 +3118,7 @@ static void get_key_callback(void *c, struct key_params *params)
params->cipher)))
goto nla_put_failure;

- if (nla_put_u8(cookie->msg, NL80211_ATTR_KEY_IDX, cookie->idx))
+ if (nla_put_u8(cookie->msg, NL80211_KEY_IDX, cookie->idx))
goto nla_put_failure;

nla_nest_end(cookie->msg, key);
diff --git a/net/xfrm/xfrm_input.c b/net/xfrm/xfrm_input.c
index 06dec32503bd..fc0a9ce1be18 100644
--- a/net/xfrm/xfrm_input.c
+++ b/net/xfrm/xfrm_input.c
@@ -130,7 +130,7 @@ struct sec_path *secpath_dup(struct sec_path *src)
sp->len = 0;
sp->olen = 0;

- memset(sp->ovec, 0, sizeof(sp->ovec[XFRM_MAX_OFFLOAD_DEPTH]));
+ memset(sp->ovec, 0, sizeof(sp->ovec));

if (src) {
int i;
diff --git a/samples/mei/mei-amt-version.c b/samples/mei/mei-amt-version.c
index bb9988914a56..32234481ad7d 100644
--- a/samples/mei/mei-amt-version.c
+++ b/samples/mei/mei-amt-version.c
@@ -370,7 +370,7 @@ static uint32_t amt_host_if_call(struct amt_host_if *acmd,
unsigned int expected_sz)
{
uint32_t in_buf_sz;
- uint32_t out_buf_sz;
+ ssize_t out_buf_sz;
ssize_t written;
uint32_t status;
struct amt_host_if_resp_header *msg_hdr;
diff --git a/sound/pci/hda/patch_sigmatel.c b/sound/pci/hda/patch_sigmatel.c
index 63d15b545b33..7cd147411b22 100644
--- a/sound/pci/hda/patch_sigmatel.c
+++ b/sound/pci/hda/patch_sigmatel.c
@@ -77,6 +77,7 @@ enum {
STAC_DELL_M6_BOTH,
STAC_DELL_EQ,
STAC_ALIENWARE_M17X,
+ STAC_ELO_VUPOINT_15MX,
STAC_92HD89XX_HP_FRONT_JACK,
STAC_92HD89XX_HP_Z1_G2_RIGHT_MIC_JACK,
STAC_92HD73XX_ASUS_MOBO,
@@ -1897,6 +1898,18 @@ static void stac92hd73xx_fixup_no_jd(struct hda_codec *codec,
codec->no_jack_detect = 1;
}

+
+static void stac92hd73xx_disable_automute(struct hda_codec *codec,
+ const struct hda_fixup *fix, int action)
+{
+ struct sigmatel_spec *spec = codec->spec;
+
+ if (action != HDA_FIXUP_ACT_PRE_PROBE)
+ return;
+
+ spec->gen.suppress_auto_mute = 1;
+}
+
static const struct hda_fixup stac92hd73xx_fixups[] = {
[STAC_92HD73XX_REF] = {
.type = HDA_FIXUP_FUNC,
@@ -1922,6 +1935,10 @@ static const struct hda_fixup stac92hd73xx_fixups[] = {
.type = HDA_FIXUP_FUNC,
.v.func = stac92hd73xx_fixup_alienware_m17x,
},
+ [STAC_ELO_VUPOINT_15MX] = {
+ .type = HDA_FIXUP_FUNC,
+ .v.func = stac92hd73xx_disable_automute,
+ },
[STAC_92HD73XX_INTEL] = {
.type = HDA_FIXUP_PINS,
.v.pins = intel_dg45id_pin_configs,
@@ -1960,6 +1977,7 @@ static const struct hda_model_fixup stac92hd73xx_models[] = {
{ .id = STAC_DELL_M6_BOTH, .name = "dell-m6" },
{ .id = STAC_DELL_EQ, .name = "dell-eq" },
{ .id = STAC_ALIENWARE_M17X, .name = "alienware" },
+ { .id = STAC_ELO_VUPOINT_15MX, .name = "elo-vupoint-15mx" },
{ .id = STAC_92HD73XX_ASUS_MOBO, .name = "asus-mobo" },
{}
};
@@ -2009,6 +2027,8 @@ static const struct snd_pci_quirk stac92hd73xx_fixup_tbl[] = {
"Alienware M17x", STAC_ALIENWARE_M17X),
SND_PCI_QUIRK(PCI_VENDOR_ID_DELL, 0x0490,
"Alienware M17x R3", STAC_DELL_EQ),
+ SND_PCI_QUIRK(0x1059, 0x1011,
+ "ELO VuPoint 15MX", STAC_ELO_VUPOINT_15MX),
SND_PCI_QUIRK(PCI_VENDOR_ID_HP, 0x1927,
"HP Z1 G2", STAC_92HD89XX_HP_Z1_G2_RIGHT_MIC_JACK),
SND_PCI_QUIRK(PCI_VENDOR_ID_HP, 0x2b17,
diff --git a/tools/pci/pcitest.c b/tools/pci/pcitest.c
index 9074b477bff0..7002df55826f 100644
--- a/tools/pci/pcitest.c
+++ b/tools/pci/pcitest.c
@@ -23,7 +23,6 @@
#include <stdio.h>
#include <stdlib.h>
#include <sys/ioctl.h>
-#include <time.h>
#include <unistd.h>

#include <linux/pcitest.h>
@@ -45,15 +44,13 @@ struct pci_test {

static int run_test(struct pci_test *test)
{
- long ret;
+ int ret = -EINVAL;
int fd;
- struct timespec start, end;
- double time;

fd = open(test->device, O_RDWR);
if (fd < 0) {
perror("can't open PCI Endpoint Test device");
- return fd;
+ return -ENODEV;
}

if (test->barnum >= 0 && test->barnum <= 5) {
diff --git a/tools/testing/radix-tree/idr-test.c b/tools/testing/radix-tree/idr-test.c
index 8e61aad0ca3f..07cec1b5a0d8 100644
--- a/tools/testing/radix-tree/idr-test.c
+++ b/tools/testing/radix-tree/idr-test.c
@@ -177,6 +177,57 @@ void idr_get_next_test(void)
idr_destroy(&idr);
}

+static inline void *idr_mk_value(unsigned long v)
+{
+ BUG_ON((long)v < 0);
+ return (void *)((v & 1) | 2 | (v << 1));
+}
+
+DEFINE_IDR(find_idr);
+
+static void *idr_throbber(void *arg)
+{
+ time_t start = time(NULL);
+ int id = *(int *)arg;
+
+ rcu_register_thread();
+ do {
+ idr_alloc(&find_idr, idr_mk_value(id), id, id + 1, GFP_KERNEL);
+ idr_remove(&find_idr, id);
+ } while (time(NULL) < start + 10);
+ rcu_unregister_thread();
+
+ return NULL;
+}
+
+void idr_find_test_1(int anchor_id, int throbber_id)
+{
+ pthread_t throbber;
+ time_t start = time(NULL);
+
+ pthread_create(&throbber, NULL, idr_throbber, &throbber_id);
+
+ BUG_ON(idr_alloc(&find_idr, idr_mk_value(anchor_id), anchor_id,
+ anchor_id + 1, GFP_KERNEL) != anchor_id);
+
+ do {
+ int id = 0;
+ void *entry = idr_get_next(&find_idr, &id);
+ BUG_ON(entry != idr_mk_value(id));
+ } while (time(NULL) < start + 11);
+
+ pthread_join(throbber, NULL);
+
+ idr_remove(&find_idr, anchor_id);
+ BUG_ON(!idr_is_empty(&find_idr));
+}
+
+void idr_find_test(void)
+{
+ idr_find_test_1(100000, 0);
+ idr_find_test_1(0, 100000);
+}
+
void idr_checks(void)
{
unsigned long i;
@@ -234,6 +285,7 @@ void idr_checks(void)
idr_null_test();
idr_nowait_test();
idr_get_next_test();
+ idr_find_test();
}

/*
diff --git a/virt/kvm/arm/mmu.c b/virt/kvm/arm/mmu.c
index 1f4cac53b923..9f69202d8e49 100644
--- a/virt/kvm/arm/mmu.c
+++ b/virt/kvm/arm/mmu.c
@@ -375,7 +375,8 @@ static void stage2_flush_memslot(struct kvm *kvm,
pgd = kvm->arch.pgd + stage2_pgd_index(addr);
do {
next = stage2_pgd_addr_end(addr, end);
- stage2_flush_puds(kvm, pgd, addr, next);
+ if (!stage2_pgd_none(*pgd))
+ stage2_flush_puds(kvm, pgd, addr, next);
} while (pgd++, addr = next, addr != end);
}