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Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net

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This commit is contained in:
David S. Miller 2014-11-29 20:47:48 -08:00
commit 60b7379dc5
193 changed files with 1306 additions and 840 deletions
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2
Documentation/filesystems/overlayfs.txt
View File

@ -64,7 +64,7 @@ is formed.
At mount time, the two directories given as mount options "lowerdir" and
"upperdir" are combined into a merged directory:
mount -t overlayfs overlayfs -olowerdir=/lower,upperdir=/upper,\
mount -t overlay overlay -olowerdir=/lower,upperdir=/upper,\
workdir=/work /merged
The "workdir" needs to be an empty directory on the same filesystem

2
Documentation/networking/timestamping.txt
View File

@ -136,7 +136,7 @@ SOF_TIMESTAMPING_OPT_ID:
This option is implemented only for transmit timestamps. There, the
timestamp is always looped along with a struct sock_extended_err.
The option modifies field ee_info to pass an id that is unique
The option modifies field ee_data to pass an id that is unique
among all possibly concurrently outstanding timestamp requests for
that socket. In practice, it is a monotonically increasing u32
(that wraps).

7
MAINTAINERS
View File

@ -6908,11 +6908,12 @@ F: drivers/scsi/osd/
F: include/scsi/osd_*
F: fs/exofs/
OVERLAYFS FILESYSTEM
OVERLAY FILESYSTEM
M: Miklos Szeredi <miklos@szeredi.hu>
L: linux-fsdevel@vger.kernel.org
L: linux-unionfs@vger.kernel.org
T: git git://git.kernel.org/pub/scm/linux/kernel/git/mszeredi/vfs.git
S: Supported
F: fs/overlayfs/*
F: fs/overlayfs/
F: Documentation/filesystems/overlayfs.txt
P54 WIRELESS DRIVER

2
Makefile
View File

@ -1,7 +1,7 @@
VERSION = 3
PATCHLEVEL = 18
SUBLEVEL = 0
EXTRAVERSION = -rc5
EXTRAVERSION = -rc6
NAME = Diseased Newt
# *DOCUMENTATION*

4
arch/arm/boot/dts/exynos5250-snow.dts
View File

@ -624,4 +624,8 @@
num-cs = <1>;
};
&usbdrd_dwc3 {
dr_mode = "host";
};
#include "cros-ec-keyboard.dtsi"

2
arch/arm/boot/dts/exynos5250.dtsi
View File

@ -555,7 +555,7 @@
#size-cells = <1>;
ranges;
dwc3 {
usbdrd_dwc3: dwc3 {
compatible = "synopsys,dwc3";
reg = <0x12000000 0x10000>;
interrupts = <0 72 0>;

2
arch/arm/boot/dts/r8a7740.dtsi
View File

@ -433,7 +433,7 @@
clocks = <&cpg_clocks R8A7740_CLK_S>,
<&cpg_clocks R8A7740_CLK_S>, <&sub_clk>,
<&cpg_clocks R8A7740_CLK_B>,
<&sub_clk>, <&sub_clk>,
<&cpg_clocks R8A7740_CLK_HPP>, <&sub_clk>,
<&cpg_clocks R8A7740_CLK_B>;
#clock-cells = <1>;
renesas,clock-indices = <

4
arch/arm/boot/dts/r8a7790.dtsi
View File

@ -666,9 +666,9 @@
#clock-cells = <0>;
clock-output-names = "sd2";
};
sd3_clk: sd3_clk@e615007c {
sd3_clk: sd3_clk@e615026c {
compatible = "renesas,r8a7790-div6-clock", "renesas,cpg-div6-clock";
reg = <0 0xe615007c 0 4>;
reg = <0 0xe615026c 0 4>;
clocks = <&pll1_div2_clk>;
#clock-cells = <0>;
clock-output-names = "sd3";

4
arch/arm/boot/dts/sun6i-a31.dtsi
View File

@ -361,6 +361,10 @@
clocks = <&ahb1_gates 6>;
resets = <&ahb1_rst 6>;
#dma-cells = <1>;
/* DMA controller requires AHB1 clocked from PLL6 */
assigned-clocks = <&ahb1_mux>;
assigned-clock-parents = <&pll6>;
};
mmc0: mmc@01c0f000 {

1
arch/arm/boot/dts/tegra114-dalmore.dts
View File

@ -15,6 +15,7 @@
aliases {
rtc0 = "/i2c@7000d000/tps65913@58";
rtc1 = "/rtc@7000e000";
serial0 = &uartd;
};
memory {

9
arch/arm/boot/dts/tegra114-roth.dts
View File

@ -15,6 +15,10 @@
linux,initrd-end = <0x82800000>;
};
aliases {
serial0 = &uartd;
};
firmware {
trusted-foundations {
compatible = "tlm,trusted-foundations";
@ -916,8 +920,6 @@
regulator-name = "vddio-sdmmc3";
regulator-min-microvolt = <1800000>;
regulator-max-microvolt = <3300000>;
regulator-always-on;
regulator-boot-on;
};
ldousb {
@ -962,7 +964,7 @@
sdhci@78000400 {
status = "okay";
bus-width = <4>;
vmmc-supply = <&vddio_sdmmc3>;
vqmmc-supply = <&vddio_sdmmc3>;
cd-gpios = <&gpio TEGRA_GPIO(V, 2) GPIO_ACTIVE_LOW>;
power-gpios = <&gpio TEGRA_GPIO(H, 0) GPIO_ACTIVE_HIGH>;
};
@ -971,7 +973,6 @@
sdhci@78000600 {
status = "okay";
bus-width = <8>;
vmmc-supply = <&vdd_1v8>;
non-removable;
};

5
arch/arm/boot/dts/tegra114-tn7.dts
View File

@ -15,6 +15,10 @@
linux,initrd-end = <0x82800000>;
};
aliases {
serial0 = &uartd;
};
firmware {
trusted-foundations {
compatible = "tlm,trusted-foundations";
@ -240,7 +244,6 @@
sdhci@78000600 {
status = "okay";
bus-width = <8>;
vmmc-supply = <&vdd_1v8>;
non-removable;
};

7
arch/arm/boot/dts/tegra114.dtsi
View File

@ -9,13 +9,6 @@
compatible = "nvidia,tegra114";
interrupt-parent = <&gic>;
aliases {
serial0 = &uarta;
serial1 = &uartb;
serial2 = &uartc;
serial3 = &uartd;
};
host1x@50000000 {
compatible = "nvidia,tegra114-host1x", "simple-bus";
reg = <0x50000000 0x00028000>;

1
arch/arm/boot/dts/tegra124-jetson-tk1.dts
View File

@ -10,6 +10,7 @@
aliases {
rtc0 = "/i2c@0,7000d000/pmic@40";
rtc1 = "/rtc@0,7000e000";
serial0 = &uartd;
};
memory {

1
arch/arm/boot/dts/tegra124-nyan-big.dts
View File

@ -10,6 +10,7 @@
aliases {
rtc0 = "/i2c@0,7000d000/pmic@40";
rtc1 = "/rtc@0,7000e000";
serial0 = &uarta;
};
memory {

1
arch/arm/boot/dts/tegra124-venice2.dts
View File

@ -10,6 +10,7 @@
aliases {
rtc0 = "/i2c@0,7000d000/pmic@40";
rtc1 = "/rtc@0,7000e000";
serial0 = &uarta;
};
memory {

8
arch/arm/boot/dts/tegra124.dtsi
View File

@ -286,7 +286,7 @@
* the APB DMA based serial driver, the comptible is
* "nvidia,tegra124-hsuart", "nvidia,tegra30-hsuart".
*/
serial@0,70006000 {
uarta: serial@0,70006000 {
compatible = "nvidia,tegra124-uart", "nvidia,tegra20-uart";
reg = <0x0 0x70006000 0x0 0x40>;
reg-shift = <2>;
@ -299,7 +299,7 @@
status = "disabled";
};
serial@0,70006040 {
uartb: serial@0,70006040 {
compatible = "nvidia,tegra124-uart", "nvidia,tegra20-uart";
reg = <0x0 0x70006040 0x0 0x40>;
reg-shift = <2>;
@ -312,7 +312,7 @@
status = "disabled";
};
serial@0,70006200 {
uartc: serial@0,70006200 {
compatible = "nvidia,tegra124-uart", "nvidia,tegra20-uart";
reg = <0x0 0x70006200 0x0 0x40>;
reg-shift = <2>;
@ -325,7 +325,7 @@
status = "disabled";
};
serial@0,70006300 {
uartd: serial@0,70006300 {
compatible = "nvidia,tegra124-uart", "nvidia,tegra20-uart";
reg = <0x0 0x70006300 0x0 0x40>;
reg-shift = <2>;

1
arch/arm/boot/dts/tegra20-harmony.dts
View File

@ -10,6 +10,7 @@
aliases {
rtc0 = "/i2c@7000d000/tps6586x@34";
rtc1 = "/rtc@7000e000";
serial0 = &uartd;
};
memory {

5
arch/arm/boot/dts/tegra20-iris-512.dts
View File

@ -6,6 +6,11 @@
model = "Toradex Colibri T20 512MB on Iris";
compatible = "toradex,iris", "toradex,colibri_t20-512", "nvidia,tegra20";
aliases {
serial0 = &uarta;
serial1 = &uartd;
};
host1x@50000000 {
hdmi@54280000 {
status = "okay";

4
arch/arm/boot/dts/tegra20-medcom-wide.dts
View File

@ -6,6 +6,10 @@
model = "Avionic Design Medcom-Wide board";
compatible = "ad,medcom-wide", "ad,tamonten", "nvidia,tegra20";
aliases {
serial0 = &uartd;
};
pwm@7000a000 {
status = "okay";
};

2
arch/arm/boot/dts/tegra20-paz00.dts
View File

@ -10,6 +10,8 @@
aliases {
rtc0 = "/i2c@7000d000/tps6586x@34";
rtc1 = "/rtc@7000e000";
serial0 = &uarta;
serial1 = &uartc;
};
memory {

1
arch/arm/boot/dts/tegra20-seaboard.dts
View File

@ -10,6 +10,7 @@
aliases {
rtc0 = "/i2c@7000d000/tps6586x@34";
rtc1 = "/rtc@7000e000";
serial0 = &uartd;
};
memory {

1
arch/arm/boot/dts/tegra20-tamonten.dtsi
View File

@ -7,6 +7,7 @@
aliases {
rtc0 = "/i2c@7000d000/tps6586x@34";
rtc1 = "/rtc@7000e000";
serial0 = &uartd;
};
memory {

1
arch/arm/boot/dts/tegra20-trimslice.dts
View File

@ -10,6 +10,7 @@
aliases {
rtc0 = "/i2c@7000c500/rtc@56";
rtc1 = "/rtc@7000e000";
serial0 = &uarta;
};
memory {

1
arch/arm/boot/dts/tegra20-ventana.dts
View File

@ -10,6 +10,7 @@
aliases {
rtc0 = "/i2c@7000d000/tps6586x@34";
rtc1 = "/rtc@7000e000";
serial0 = &uartd;
};
memory {

1
arch/arm/boot/dts/tegra20-whistler.dts
View File

@ -10,6 +10,7 @@
aliases {
rtc0 = "/i2c@7000d000/max8907@3c";
rtc1 = "/rtc@7000e000";
serial0 = &uarta;
};
memory {

8
arch/arm/boot/dts/tegra20.dtsi
View File

@ -9,14 +9,6 @@
compatible = "nvidia,tegra20";
interrupt-parent = <&intc>;
aliases {
serial0 = &uarta;
serial1 = &uartb;
serial2 = &uartc;
serial3 = &uartd;
serial4 = &uarte;
};
host1x@50000000 {
compatible = "nvidia,tegra20-host1x", "simple-bus";
reg = <0x50000000 0x00024000>;

4
arch/arm/boot/dts/tegra30-apalis-eval.dts
View File

@ -11,6 +11,10 @@
rtc0 = "/i2c@7000c000/rtc@68";
rtc1 = "/i2c@7000d000/tps65911@2d";
rtc2 = "/rtc@7000e000";
serial0 = &uarta;
serial1 = &uartb;
serial2 = &uartc;
serial3 = &uartd;
};
pcie-controller@00003000 {

1
arch/arm/boot/dts/tegra30-beaver.dts
View File

@ -9,6 +9,7 @@
aliases {
rtc0 = "/i2c@7000d000/tps65911@2d";
rtc1 = "/rtc@7000e000";
serial0 = &uarta;
};
memory {

2
arch/arm/boot/dts/tegra30-cardhu.dtsi
View File

@ -30,6 +30,8 @@
aliases {
rtc0 = "/i2c@7000d000/tps65911@2d";
rtc1 = "/rtc@7000e000";
serial0 = &uarta;
serial1 = &uartc;
};
memory {

3
arch/arm/boot/dts/tegra30-colibri-eval-v3.dts
View File

@ -10,6 +10,9 @@
rtc0 = "/i2c@7000c000/rtc@68";
rtc1 = "/i2c@7000d000/tps65911@2d";
rtc2 = "/rtc@7000e000";
serial0 = &uarta;
serial1 = &uartb;
serial2 = &uartd;
};
host1x@50000000 {

8
arch/arm/boot/dts/tegra30.dtsi
View File

@ -9,14 +9,6 @@
compatible = "nvidia,tegra30";
interrupt-parent = <&intc>;
aliases {
serial0 = &uarta;
serial1 = &uartb;
serial2 = &uartc;
serial3 = &uartd;
serial4 = &uarte;
};
pcie-controller@00003000 {
compatible = "nvidia,tegra30-pcie";
device_type = "pci";

2
arch/arm/configs/exynos_defconfig
View File

@ -142,11 +142,13 @@ CONFIG_MMC_DW_IDMAC=y
CONFIG_MMC_DW_EXYNOS=y
CONFIG_RTC_CLASS=y
CONFIG_RTC_DRV_MAX77686=y
CONFIG_RTC_DRV_MAX77802=y
CONFIG_RTC_DRV_S5M=y
CONFIG_RTC_DRV_S3C=y
CONFIG_DMADEVICES=y
CONFIG_PL330_DMA=y
CONFIG_COMMON_CLK_MAX77686=y
CONFIG_COMMON_CLK_MAX77802=y
CONFIG_COMMON_CLK_S2MPS11=y
CONFIG_EXYNOS_IOMMU=y
CONFIG_IIO=y

1
arch/arm/configs/multi_v7_defconfig
View File

@ -217,6 +217,7 @@ CONFIG_I2C_CADENCE=y
CONFIG_I2C_DESIGNWARE_PLATFORM=y
CONFIG_I2C_EXYNOS5=y
CONFIG_I2C_MV64XXX=y
CONFIG_I2C_S3C2410=y
CONFIG_I2C_SIRF=y
CONFIG_I2C_TEGRA=y
CONFIG_I2C_ST=y

11
arch/arm/include/asm/thread_info.h
View File

@ -44,16 +44,6 @@ struct cpu_context_save {
__u32 extra[2]; /* Xscale 'acc' register, etc */
};
struct arm_restart_block {
union {
/* For user cache flushing */
struct {
unsigned long start;
unsigned long end;
} cache;
};
};
/*
* low level task data that entry.S needs immediate access to.
* __switch_to() assumes cpu_context follows immediately after cpu_domain.
@ -79,7 +69,6 @@ struct thread_info {
unsigned long thumbee_state; /* ThumbEE Handler Base register */
#endif
struct restart_block restart_block;
struct arm_restart_block arm_restart_block;
};
#define INIT_THREAD_INFO(tsk) \

31
arch/arm/kernel/traps.c
View File

@ -533,8 +533,6 @@ static int bad_syscall(int n, struct pt_regs *regs)
return regs->ARM_r0;
}
static long do_cache_op_restart(struct restart_block *);
static inline int
__do_cache_op(unsigned long start, unsigned long end)
{
@ -543,24 +541,8 @@ __do_cache_op(unsigned long start, unsigned long end)
do {
unsigned long chunk = min(PAGE_SIZE, end - start);
if (signal_pending(current)) {
struct thread_info *ti = current_thread_info();
ti->restart_block = (struct restart_block) {
.fn = do_cache_op_restart,
};
ti->arm_restart_block = (struct arm_restart_block) {
{
.cache = {
.start = start,
.end = end,
},
},
};
return -ERESTART_RESTARTBLOCK;
}
if (fatal_signal_pending(current))
return 0;
ret = flush_cache_user_range(start, start + chunk);
if (ret)
@ -573,15 +555,6 @@ __do_cache_op(unsigned long start, unsigned long end)
return 0;
}
static long do_cache_op_restart(struct restart_block *unused)
{
struct arm_restart_block *restart_block;
restart_block = &current_thread_info()->arm_restart_block;
return __do_cache_op(restart_block->cache.start,
restart_block->cache.end);
}
static inline int
do_cache_op(unsigned long start, unsigned long end, int flags)
{

10
arch/arm/kvm/mmu.c
View File

@ -197,7 +197,8 @@ static void unmap_range(struct kvm *kvm, pgd_t *pgdp,
pgd = pgdp + pgd_index(addr);
do {
next = kvm_pgd_addr_end(addr, end);
unmap_puds(kvm, pgd, addr, next);
if (!pgd_none(*pgd))
unmap_puds(kvm, pgd, addr, next);
} while (pgd++, addr = next, addr != end);
}
@ -834,6 +835,11 @@ static bool kvm_is_write_fault(struct kvm_vcpu *vcpu)
return kvm_vcpu_dabt_iswrite(vcpu);
}
static bool kvm_is_device_pfn(unsigned long pfn)
{
return !pfn_valid(pfn);
}
static int user_mem_abort(struct kvm_vcpu *vcpu, phys_addr_t fault_ipa,
struct kvm_memory_slot *memslot, unsigned long hva,
unsigned long fault_status)
@ -904,7 +910,7 @@ static int user_mem_abort(struct kvm_vcpu *vcpu, phys_addr_t fault_ipa,
if (is_error_pfn(pfn))
return -EFAULT;
if (kvm_is_mmio_pfn(pfn))
if (kvm_is_device_pfn(pfn))
mem_type = PAGE_S2_DEVICE;
spin_lock(&kvm->mmu_lock);

2
arch/arm/mach-mvebu/coherency.c
View File

@ -400,6 +400,8 @@ int __init coherency_init(void)
type == COHERENCY_FABRIC_TYPE_ARMADA_380)
armada_375_380_coherency_init(np);
of_node_put(np);
return 0;
}

9
arch/arm/mach-shmobile/clock-r8a7740.c
View File

@ -455,7 +455,7 @@ enum {
MSTP128, MSTP127, MSTP125,
MSTP116, MSTP111, MSTP100, MSTP117,
MSTP230,
MSTP230, MSTP229,
MSTP222,
MSTP218, MSTP217, MSTP216, MSTP214,
MSTP207, MSTP206, MSTP204, MSTP203, MSTP202, MSTP201, MSTP200,
@ -474,11 +474,12 @@ static struct clk mstp_clks[MSTP_NR] = {
[MSTP127] = SH_CLK_MSTP32(&div4_clks[DIV4_S], SMSTPCR1, 27, 0), /* CEU20 */
[MSTP125] = SH_CLK_MSTP32(&div6_clks[DIV6_SUB], SMSTPCR1, 25, 0), /* TMU0 */
[MSTP117] = SH_CLK_MSTP32(&div4_clks[DIV4_B], SMSTPCR1, 17, 0), /* LCDC1 */
[MSTP116] = SH_CLK_MSTP32(&div6_clks[DIV6_SUB], SMSTPCR1, 16, 0), /* IIC0 */
[MSTP116] = SH_CLK_MSTP32(&div4_clks[DIV4_HPP], SMSTPCR1, 16, 0), /* IIC0 */
[MSTP111] = SH_CLK_MSTP32(&div6_clks[DIV6_SUB], SMSTPCR1, 11, 0), /* TMU1 */
[MSTP100] = SH_CLK_MSTP32(&div4_clks[DIV4_B], SMSTPCR1, 0, 0), /* LCDC0 */
[MSTP230] = SH_CLK_MSTP32(&div6_clks[DIV6_SUB], SMSTPCR2, 30, 0), /* SCIFA6 */
[MSTP229] = SH_CLK_MSTP32(&div4_clks[DIV4_HP], SMSTPCR2, 29, 0), /* INTCA */
[MSTP222] = SH_CLK_MSTP32(&div6_clks[DIV6_SUB], SMSTPCR2, 22, 0), /* SCIFA7 */
[MSTP218] = SH_CLK_MSTP32(&div4_clks[DIV4_HP], SMSTPCR2, 18, 0), /* DMAC1 */
[MSTP217] = SH_CLK_MSTP32(&div4_clks[DIV4_HP], SMSTPCR2, 17, 0), /* DMAC2 */
@ -575,6 +576,10 @@ static struct clk_lookup lookups[] = {
CLKDEV_DEV_ID("sh-dma-engine.0", &mstp_clks[MSTP218]),
CLKDEV_DEV_ID("sh-sci.7", &mstp_clks[MSTP222]),
CLKDEV_DEV_ID("e6cd0000.serial", &mstp_clks[MSTP222]),
CLKDEV_DEV_ID("renesas_intc_irqpin.0", &mstp_clks[MSTP229]),
CLKDEV_DEV_ID("renesas_intc_irqpin.1", &mstp_clks[MSTP229]),
CLKDEV_DEV_ID("renesas_intc_irqpin.2", &mstp_clks[MSTP229]),
CLKDEV_DEV_ID("renesas_intc_irqpin.3", &mstp_clks[MSTP229]),
CLKDEV_DEV_ID("sh-sci.6", &mstp_clks[MSTP230]),
CLKDEV_DEV_ID("e6cc0000.serial", &mstp_clks[MSTP230]),

2
arch/arm/mach-shmobile/clock-r8a7790.c
View File

@ -68,7 +68,7 @@
#define SDCKCR 0xE6150074
#define SD2CKCR 0xE6150078
#define SD3CKCR 0xE615007C
#define SD3CKCR 0xE615026C
#define MMC0CKCR 0xE6150240
#define MMC1CKCR 0xE6150244
#define SSPCKCR 0xE6150248

20
arch/arm/mach-shmobile/setup-sh73a0.c
View File

@ -26,6 +26,7 @@
#include <linux/of_platform.h>
#include <linux/delay.h>
#include <linux/input.h>
#include <linux/i2c/i2c-sh_mobile.h>
#include <linux/io.h>
#include <linux/serial_sci.h>
#include <linux/sh_dma.h>
@ -192,11 +193,18 @@ static struct resource i2c4_resources[] = {
},
};
static struct i2c_sh_mobile_platform_data i2c_platform_data = {
.clks_per_count = 2,
};
static struct platform_device i2c0_device = {
.name = "i2c-sh_mobile",
.id = 0,
.resource = i2c0_resources,
.num_resources = ARRAY_SIZE(i2c0_resources),
.dev = {
.platform_data = &i2c_platform_data,
},
};
static struct platform_device i2c1_device = {
@ -204,6 +212,9 @@ static struct platform_device i2c1_device = {
.id = 1,
.resource = i2c1_resources,
.num_resources = ARRAY_SIZE(i2c1_resources),
.dev = {
.platform_data = &i2c_platform_data,
},
};
static struct platform_device i2c2_device = {
@ -211,6 +222,9 @@ static struct platform_device i2c2_device = {
.id = 2,
.resource = i2c2_resources,
.num_resources = ARRAY_SIZE(i2c2_resources),
.dev = {
.platform_data = &i2c_platform_data,
},
};
static struct platform_device i2c3_device = {
@ -218,6 +232,9 @@ static struct platform_device i2c3_device = {
.id = 3,
.resource = i2c3_resources,
.num_resources = ARRAY_SIZE(i2c3_resources),
.dev = {
.platform_data = &i2c_platform_data,
},
};
static struct platform_device i2c4_device = {
@ -225,6 +242,9 @@ static struct platform_device i2c4_device = {
.id = 4,
.resource = i2c4_resources,
.num_resources = ARRAY_SIZE(i2c4_resources),
.dev = {
.platform_data = &i2c_platform_data,
},
};
static const struct sh_dmae_slave_config sh73a0_dmae_slaves[] = {

22
arch/arm/mach-tegra/irq.c
View File

@ -99,42 +99,42 @@ static inline void tegra_irq_write_mask(unsigned int irq, unsigned long reg)
static void tegra_mask(struct irq_data *d)
{
if (d->irq < FIRST_LEGACY_IRQ)
if (d->hwirq < FIRST_LEGACY_IRQ)
return;
tegra_irq_write_mask(d->irq, ICTLR_CPU_IER_CLR);
tegra_irq_write_mask(d->hwirq, ICTLR_CPU_IER_CLR);
}
static void tegra_unmask(struct irq_data *d)
{
if (d->irq < FIRST_LEGACY_IRQ)
if (d->hwirq < FIRST_LEGACY_IRQ)
return;
tegra_irq_write_mask(d->irq, ICTLR_CPU_IER_SET);
tegra_irq_write_mask(d->hwirq, ICTLR_CPU_IER_SET);
}
static void tegra_ack(struct irq_data *d)
{
if (d->irq < FIRST_LEGACY_IRQ)
if (d->hwirq < FIRST_LEGACY_IRQ)
return;
tegra_irq_write_mask(d->irq, ICTLR_CPU_IEP_FIR_CLR);
tegra_irq_write_mask(d->hwirq, ICTLR_CPU_IEP_FIR_CLR);
}
static void tegra_eoi(struct irq_data *d)
{
if (d->irq < FIRST_LEGACY_IRQ)
if (d->hwirq < FIRST_LEGACY_IRQ)
return;
tegra_irq_write_mask(d->irq, ICTLR_CPU_IEP_FIR_CLR);
tegra_irq_write_mask(d->hwirq, ICTLR_CPU_IEP_FIR_CLR);
}
static int tegra_retrigger(struct irq_data *d)
{
if (d->irq < FIRST_LEGACY_IRQ)
if (d->hwirq < FIRST_LEGACY_IRQ)
return 0;
tegra_irq_write_mask(d->irq, ICTLR_CPU_IEP_FIR_SET);
tegra_irq_write_mask(d->hwirq, ICTLR_CPU_IEP_FIR_SET);
return 1;
}
@ -142,7 +142,7 @@ static int tegra_retrigger(struct irq_data *d)
#ifdef CONFIG_PM_SLEEP
static int tegra_set_wake(struct irq_data *d, unsigned int enable)
{
u32 irq = d->irq;
u32 irq = d->hwirq;
u32 index, mask;
if (irq < FIRST_LEGACY_IRQ ||

2
arch/arm/mm/proc-v7.S
View File

@ -270,7 +270,6 @@ __v7_pj4b_setup:
/* Auxiliary Debug Modes Control 1 Register */
#define PJ4B_STATIC_BP (1 << 2) /* Enable Static BP */
#define PJ4B_INTER_PARITY (1 << 8) /* Disable Internal Parity Handling */
#define PJ4B_BCK_OFF_STREX (1 << 5) /* Enable the back off of STREX instr */
#define PJ4B_CLEAN_LINE (1 << 16) /* Disable data transfer for clean line */
/* Auxiliary Debug Modes Control 2 Register */
@ -293,7 +292,6 @@ __v7_pj4b_setup:
/* Auxiliary Debug Modes Control 1 Register */
mrc p15, 1, r0, c15, c1, 1
orr r0, r0, #PJ4B_CLEAN_LINE
orr r0, r0, #PJ4B_BCK_OFF_STREX
orr r0, r0, #PJ4B_INTER_PARITY
bic r0, r0, #PJ4B_STATIC_BP
mcr p15, 1, r0, c15, c1, 1

4
arch/arm/mm/proc-xscale.S
View File

@ -535,7 +535,7 @@ ENTRY(cpu_xscale_do_suspend)
mrc p15, 0, r5, c15, c1, 0 @ CP access reg
mrc p15, 0, r6, c13, c0, 0 @ PID
mrc p15, 0, r7, c3, c0, 0 @ domain ID
mrc p15, 0, r8, c1, c1, 0 @ auxiliary control reg
mrc p15, 0, r8, c1, c0, 1 @ auxiliary control reg
mrc p15, 0, r9, c1, c0, 0 @ control reg
bic r4, r4, #2 @ clear frequency change bit
stmia r0, {r4 - r9} @ store cp regs
@ -552,7 +552,7 @@ ENTRY(cpu_xscale_do_resume)
mcr p15, 0, r6, c13, c0, 0 @ PID
mcr p15, 0, r7, c3, c0, 0 @ domain ID
mcr p15, 0, r1, c2, c0, 0 @ translation table base addr
mcr p15, 0, r8, c1, c1, 0 @ auxiliary control reg
mcr p15, 0, r8, c1, c0, 1 @ auxiliary control reg
mov r0, r9 @ control register
b cpu_resume_mmu
ENDPROC(cpu_xscale_do_resume)

9
arch/arm64/kvm/sys_regs.c
View File

@ -424,6 +424,11 @@ static const struct sys_reg_desc sys_reg_descs[] = {
/* VBAR_EL1 */
{ Op0(0b11), Op1(0b000), CRn(0b1100), CRm(0b0000), Op2(0b000),
NULL, reset_val, VBAR_EL1, 0 },
/* ICC_SRE_EL1 */
{ Op0(0b11), Op1(0b000), CRn(0b1100), CRm(0b1100), Op2(0b101),
trap_raz_wi },
/* CONTEXTIDR_EL1 */
{ Op0(0b11), Op1(0b000), CRn(0b1101), CRm(0b0000), Op2(0b001),
access_vm_reg, reset_val, CONTEXTIDR_EL1, 0 },
@ -690,6 +695,10 @@ static const struct sys_reg_desc cp15_regs[] = {
{ Op1( 0), CRn(10), CRm( 2), Op2( 1), access_vm_reg, NULL, c10_NMRR },
{ Op1( 0), CRn(10), CRm( 3), Op2( 0), access_vm_reg, NULL, c10_AMAIR0 },
{ Op1( 0), CRn(10), CRm( 3), Op2( 1), access_vm_reg, NULL, c10_AMAIR1 },
/* ICC_SRE */
{ Op1( 0), CRn(12), CRm(12), Op2( 5), trap_raz_wi },
{ Op1( 0), CRn(13), CRm( 0), Op2( 1), access_vm_reg, NULL, c13_CID },
};

2
arch/ia64/kvm/kvm-ia64.c
View File

@ -1563,7 +1563,7 @@ int kvm_arch_prepare_memory_region(struct kvm *kvm,
for (i = 0; i < npages; i++) {
pfn = gfn_to_pfn(kvm, base_gfn + i);
if (!kvm_is_mmio_pfn(pfn)) {
if (!kvm_is_reserved_pfn(pfn)) {
kvm_set_pmt_entry(kvm, base_gfn + i,
pfn << PAGE_SHIFT,
_PAGE_AR_RWX | _PAGE_MA_WB);

14
arch/mips/Kconfig
View File

@ -2101,9 +2101,17 @@ config 64BIT_PHYS_ADDR
config ARCH_PHYS_ADDR_T_64BIT
def_bool 64BIT_PHYS_ADDR
choice
prompt "SmartMIPS or microMIPS ASE support"
config CPU_NEEDS_NO_SMARTMIPS_OR_MICROMIPS
bool "None"
help
Select this if you want neither microMIPS nor SmartMIPS support
config CPU_HAS_SMARTMIPS
depends on SYS_SUPPORTS_SMARTMIPS
bool "Support for the SmartMIPS ASE"
bool "SmartMIPS"
help
SmartMIPS is a extension of the MIPS32 architecture aimed at
increased security at both hardware and software level for
@ -2115,11 +2123,13 @@ config CPU_HAS_SMARTMIPS
config CPU_MICROMIPS
depends on SYS_SUPPORTS_MICROMIPS
bool "Build kernel using microMIPS ISA"
bool "microMIPS"
help
When this option is enabled the kernel will be built using the
microMIPS ISA
endchoice
config CPU_HAS_MSA
bool "Support for the MIPS SIMD Architecture (EXPERIMENTAL)"
depends on CPU_SUPPORTS_MSA

2
arch/mips/include/asm/mipsregs.h
View File

@ -661,6 +661,8 @@
#define MIPS_CONF6_SYND (_ULCAST_(1) << 13)
/* proAptiv FTLB on/off bit */
#define MIPS_CONF6_FTLBEN (_ULCAST_(1) << 15)
/* FTLB probability bits */
#define MIPS_CONF6_FTLBP_SHIFT (16)
#define MIPS_CONF7_WII (_ULCAST_(1) << 31)

4
arch/mips/include/asm/r4kcache.h
View File

@ -257,7 +257,11 @@ static inline void protected_flush_icache_line(unsigned long addr)
*/
static inline void protected_writeback_dcache_line(unsigned long addr)
{
#ifdef CONFIG_EVA
protected_cachee_op(Hit_Writeback_Inv_D, addr);
#else
protected_cache_op(Hit_Writeback_Inv_D, addr);
#endif
}
static inline void protected_writeback_scache_line(unsigned long addr)

6
arch/mips/include/asm/uaccess.h
View File

@ -1422,7 +1422,7 @@ static inline long __strnlen_user(const char __user *s, long n)
}
/*
* strlen_user: - Get the size of a string in user space.
* strnlen_user: - Get the size of a string in user space.
* @str: The string to measure.
*
* Context: User context only. This function may sleep.
@ -1431,9 +1431,7 @@ static inline long __strnlen_user(const char __user *s, long n)
*
* Returns the size of the string INCLUDING the terminating NUL.
* On exception, returns 0.
*
* If there is a limit on the length of a valid string, you may wish to
* consider using strnlen_user() instead.
* If the string is too long, returns a value greater than @n.
*/
static inline long strnlen_user(const char __user *s, long n)
{

2
arch/mips/include/uapi/asm/unistd.h
View File

@ -1045,7 +1045,7 @@
#define __NR_seccomp (__NR_Linux + 316)
#define __NR_getrandom (__NR_Linux + 317)
#define __NR_memfd_create (__NR_Linux + 318)
#define __NR_memfd_create (__NR_Linux + 319)
#define __NR_bpf (__NR_Linux + 319)
/*
* Offset of the last N32 flavoured syscall

3
arch/mips/kernel/bmips_vec.S
View File

@ -208,7 +208,6 @@ bmips_reset_nmi_vec_end:
END(bmips_reset_nmi_vec)
.set pop
.previous
/***********************************************************************
* CPU1 warm restart vector (used for second and subsequent boots).
@ -281,5 +280,3 @@ LEAF(bmips_enable_xks01)
jr ra
END(bmips_enable_xks01)
.previous

2
arch/mips/kernel/cps-vec.S
View File

@ -229,6 +229,7 @@ LEAF(mips_cps_core_init)
nop
.set push
.set mips32r2
.set mt
/* Only allow 1 TC per VPE to execute... */
@ -345,6 +346,7 @@ LEAF(mips_cps_boot_vpes)
nop
.set push
.set mips32r2
.set mt
1: /* Enter VPE configuration state */

33
arch/mips/kernel/cpu-probe.c
View File

@ -193,6 +193,32 @@ static void set_isa(struct cpuinfo_mips *c, unsigned int isa)
static char unknown_isa[] = KERN_ERR \
"Unsupported ISA type, c0.config0: %d.";
static unsigned int calculate_ftlb_probability(struct cpuinfo_mips *c)
{
unsigned int probability = c->tlbsize / c->tlbsizevtlb;
/*
* 0 = All TLBWR instructions go to FTLB
* 1 = 15:1: For every 16 TBLWR instructions, 15 go to the
* FTLB and 1 goes to the VTLB.
* 2 = 7:1: As above with 7:1 ratio.
* 3 = 3:1: As above with 3:1 ratio.
*
* Use the linear midpoint as the probability threshold.
*/
if (probability >= 12)
return 1;
else if (probability >= 6)
return 2;
else
/*
* So FTLB is less than 4 times bigger than VTLB.
* A 3:1 ratio can still be useful though.
*/
return 3;
}
static void set_ftlb_enable(struct cpuinfo_mips *c, int enable)
{
unsigned int config6;
@ -203,9 +229,14 @@ static void set_ftlb_enable(struct cpuinfo_mips *c, int enable)
case CPU_P5600:
/* proAptiv & related cores use Config6 to enable the FTLB */
config6 = read_c0_config6();
/* Clear the old probability value */
config6 &= ~(3 << MIPS_CONF6_FTLBP_SHIFT);
if (enable)
/* Enable FTLB */
write_c0_config6(config6 | MIPS_CONF6_FTLBEN);
write_c0_config6(config6 |
(calculate_ftlb_probability(c)
<< MIPS_CONF6_FTLBP_SHIFT)
| MIPS_CONF6_FTLBEN);
else
/* Disable FTLB */
write_c0_config6(config6 & ~MIPS_CONF6_FTLBEN);

4
arch/mips/kernel/rtlx.c
View File

@ -94,12 +94,12 @@ int rtlx_open(int index, int can_sleep)
int ret = 0;
if (index >= RTLX_CHANNELS) {
pr_debug(KERN_DEBUG "rtlx_open index out of range\n");
pr_debug("rtlx_open index out of range\n");
return -ENOSYS;
}
if (atomic_inc_return(&channel_wqs[index].in_open) > 1) {
pr_debug(KERN_DEBUG "rtlx_open channel %d already opened\n", index);
pr_debug("rtlx_open channel %d already opened\n", index);
ret = -EBUSY;
goto out_fail;
}

4
arch/mips/kernel/setup.c
View File

@ -485,7 +485,7 @@ static void __init bootmem_init(void)
* NOTE: historically plat_mem_setup did the entire platform initialization.
* This was rather impractical because it meant plat_mem_setup had to
* get away without any kind of memory allocator. To keep old code from
* breaking plat_setup was just renamed to plat_setup and a second platform
* breaking plat_setup was just renamed to plat_mem_setup and a second platform
* initialization hook for anything else was introduced.
*/
@ -493,7 +493,7 @@ static int usermem __initdata;
static int __init early_parse_mem(char *p)
{
unsigned long start, size;
phys_t start, size;
/*
* If a user specifies memory size, we

8
arch/mips/kernel/signal.c
View File

@ -658,13 +658,13 @@ static int signal_setup(void)
save_fp_context = _save_fp_context;
restore_fp_context = _restore_fp_context;
} else {
save_fp_context = copy_fp_from_sigcontext;
restore_fp_context = copy_fp_to_sigcontext;
save_fp_context = copy_fp_to_sigcontext;
restore_fp_context = copy_fp_from_sigcontext;
}
#endif /* CONFIG_SMP */
#else
save_fp_context = copy_fp_from_sigcontext;;
restore_fp_context = copy_fp_to_sigcontext;
save_fp_context = copy_fp_to_sigcontext;
restore_fp_context = copy_fp_from_sigcontext;
#endif
return 0;

3
arch/mips/loongson/common/Makefile
View File

@ -11,7 +11,8 @@ obj-$(CONFIG_PCI) += pci.o
# Serial port support
#
obj-$(CONFIG_EARLY_PRINTK) += early_printk.o
obj-$(CONFIG_SERIAL_8250) += serial.o
loongson-serial-$(CONFIG_SERIAL_8250) := serial.o
obj-y += $(loongson-serial-m) $(loongson-serial-y)
obj-$(CONFIG_LOONGSON_UART_BASE) += uart_base.o
obj-$(CONFIG_LOONGSON_MC146818) += rtc.o

10
arch/mips/mm/tlbex.c
View File

@ -1872,8 +1872,16 @@ build_r4000_tlbchange_handler_head(u32 **p, struct uasm_label **l,
uasm_l_smp_pgtable_change(l, *p);
#endif
iPTE_LW(p, wr.r1, wr.r2); /* get even pte */
if (!m4kc_tlbp_war())
if (!m4kc_tlbp_war()) {
build_tlb_probe_entry(p);
if (cpu_has_htw) {
/* race condition happens, leaving */
uasm_i_ehb(p);
uasm_i_mfc0(p, wr.r3, C0_INDEX);
uasm_il_bltz(p, r, wr.r3, label_leave);
uasm_i_nop(p);
}
}
return wr;
}

8
arch/mips/mti-sead3/sead3-leds.c
View File

@ -5,7 +5,7 @@
*
* Copyright (C) 2012 MIPS Technologies, Inc. All rights reserved.
*/
#include <linux/module.h>
#include <linux/init.h>
#include <linux/leds.h>
#include <linux/platform_device.h>
@ -76,8 +76,4 @@ static int __init led_init(void)
return platform_device_register(&fled_device);
}
module_init(led_init);
MODULE_AUTHOR("Chris Dearman <chris@mips.com>");
MODULE_LICENSE("GPL");
MODULE_DESCRIPTION("LED probe driver for SEAD-3");
device_initcall(led_init);

12
arch/mips/netlogic/xlp/Makefile
View File

@ -1,6 +1,10 @@
obj-y += setup.o nlm_hal.o cop2-ex.o dt.o
obj-$(CONFIG_SMP) += wakeup.o
obj-$(CONFIG_USB) += usb-init.o
obj-$(CONFIG_USB) += usb-init-xlp2.o
obj-$(CONFIG_SATA_AHCI) += ahci-init.o
obj-$(CONFIG_SATA_AHCI) += ahci-init-xlp2.o
ifdef CONFIG_USB
obj-y += usb-init.o
obj-y += usb-init-xlp2.o
endif
ifdef CONFIG_SATA_AHCI
obj-y += ahci-init.o
obj-y += ahci-init-xlp2.o
endif

2
arch/powerpc/include/asm/pci-bridge.h
View File

@ -159,8 +159,6 @@ struct pci_dn {
int pci_ext_config_space; /* for pci devices */
bool force_32bit_msi;
struct pci_dev *pcidev; /* back-pointer to the pci device */
#ifdef CONFIG_EEH
struct eeh_dev *edev; /* eeh device */

2
arch/powerpc/kernel/eeh_sysfs.c
View File

@ -65,7 +65,7 @@ static ssize_t eeh_pe_state_show(struct device *dev,
return -ENODEV;
state = eeh_ops->get_state(edev->pe, NULL);
return sprintf(buf, "%0x08x %0x08x\n",
return sprintf(buf, "0x%08x 0x%08x\n",
state, edev->pe->state);
}

10
arch/powerpc/kernel/pci_64.c
View File

@ -266,13 +266,3 @@ int pcibus_to_node(struct pci_bus *bus)
}
EXPORT_SYMBOL(pcibus_to_node);
#endif
static void quirk_radeon_32bit_msi(struct pci_dev *dev)
{
struct pci_dn *pdn = pci_get_pdn(dev);
if (pdn)
pdn->force_32bit_msi = true;
}
DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_ATI, 0x68f2, quirk_radeon_32bit_msi);
DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_ATI, 0xaa68, quirk_radeon_32bit_msi);

4
arch/powerpc/kernel/vdso32/getcpu.S
View File

@ -30,8 +30,8 @@
V_FUNCTION_BEGIN(__kernel_getcpu)
.cfi_startproc
mfspr r5,SPRN_SPRG_VDSO_READ
cmpdi cr0,r3,0
cmpdi cr1,r4,0
cmpwi cr0,r3,0
cmpwi cr1,r4,0
clrlwi r6,r5,16
rlwinm r7,r5,16,31-15,31-0
beq cr0,1f

2
arch/powerpc/platforms/powernv/opal-hmi.c
View File

@ -57,7 +57,7 @@ static void print_hmi_event_info(struct OpalHMIEvent *hmi_evt)
};
/* Print things out */
if (hmi_evt->version != OpalHMIEvt_V1) {
if (hmi_evt->version < OpalHMIEvt_V1) {
pr_err("HMI Interrupt, Unknown event version %d !\n",
hmi_evt->version);
return;

5
arch/powerpc/platforms/powernv/pci-ioda.c
View File

@ -1509,7 +1509,6 @@ static int pnv_pci_ioda_msi_setup(struct pnv_phb *phb, struct pci_dev *dev,
unsigned int is_64, struct msi_msg *msg)
{
struct pnv_ioda_pe *pe = pnv_ioda_get_pe(dev);
struct pci_dn *pdn = pci_get_pdn(dev);
unsigned int xive_num = hwirq - phb->msi_base;
__be32 data;
int rc;
@ -1523,7 +1522,7 @@ static int pnv_pci_ioda_msi_setup(struct pnv_phb *phb, struct pci_dev *dev,
return -ENXIO;
/* Force 32-bit MSI on some broken devices */
if (pdn && pdn->force_32bit_msi)
if (dev->no_64bit_msi)
is_64 = 0;
/* Assign XIVE to PE */
@ -1997,7 +1996,7 @@ static void __init pnv_pci_init_ioda_phb(struct device_node *np,
if (is_kdump_kernel()) {
pr_info(" Issue PHB reset ...\n");
ioda_eeh_phb_reset(hose, EEH_RESET_FUNDAMENTAL);
ioda_eeh_phb_reset(hose, OPAL_DEASSERT_RESET);
ioda_eeh_phb_reset(hose, EEH_RESET_DEACTIVATE);
}
/* Configure M64 window */

3
arch/powerpc/platforms/powernv/pci.c
View File

@ -50,7 +50,6 @@ static int pnv_setup_msi_irqs(struct pci_dev *pdev, int nvec, int type)
{
struct pci_controller *hose = pci_bus_to_host(pdev->bus);
struct pnv_phb *phb = hose->private_data;
struct pci_dn *pdn = pci_get_pdn(pdev);
struct msi_desc *entry;
struct msi_msg msg;
int hwirq;
@ -60,7 +59,7 @@ static int pnv_setup_msi_irqs(struct pci_dev *pdev, int nvec, int type)
if (WARN_ON(!phb) || !phb->msi_bmp.bitmap)
return -ENODEV;
if (pdn && pdn->force_32bit_msi && !phb->msi32_support)
if (pdev->no_64bit_msi && !phb->msi32_support)
return -ENODEV;
list_for_each_entry(entry, &pdev->msi_list, list) {

2
arch/powerpc/platforms/pseries/msi.c
View File

@ -420,7 +420,7 @@ static int rtas_setup_msi_irqs(struct pci_dev *pdev, int nvec_in, int type)
*/
again:
if (type == PCI_CAP_ID_MSI) {
if (pdn->force_32bit_msi) {
if (pdev->no_64bit_msi) {
rc = rtas_change_msi(pdn, RTAS_CHANGE_32MSI_FN, nvec);
if (rc < 0) {
/*

6
arch/powerpc/xmon/xmon.c
View File

@ -293,10 +293,10 @@ static inline void disable_surveillance(void)
args.token = rtas_token("set-indicator");
if (args.token == RTAS_UNKNOWN_SERVICE)
return;
args.nargs = 3;
args.nret = 1;
args.nargs = cpu_to_be32(3);
args.nret = cpu_to_be32(1);
args.rets = &args.args[3];
args.args[0] = SURVEILLANCE_TOKEN;
args.args[0] = cpu_to_be32(SURVEILLANCE_TOKEN);
args.args[1] = 0;
args.args[2] = 0;
enter_rtas(__pa(&args));

8
arch/sparc/include/asm/dma-mapping.h
View File

@ -12,6 +12,14 @@ int dma_supported(struct device *dev, u64 mask);
#define dma_alloc_noncoherent(d, s, h, f) dma_alloc_coherent(d, s, h, f)
#define dma_free_noncoherent(d, s, v, h) dma_free_coherent(d, s, v, h)
static inline void dma_cache_sync(struct device *dev, void *vaddr, size_t size,
enum dma_data_direction dir)
{
/* Since dma_{alloc,free}_noncoherent() allocated coherent memory, this
* routine can be a nop.
*/
}
extern struct dma_map_ops *dma_ops;
extern struct dma_map_ops *leon_dma_ops;
extern struct dma_map_ops pci32_dma_ops;

1
arch/x86/include/asm/page_32_types.h
View File

@ -20,7 +20,6 @@
#define THREAD_SIZE_ORDER 1
#define THREAD_SIZE (PAGE_SIZE << THREAD_SIZE_ORDER)
#define STACKFAULT_STACK 0
#define DOUBLEFAULT_STACK 1
#define NMI_STACK 0
#define DEBUG_STACK 0

11
arch/x86/include/asm/page_64_types.h
View File

@ -14,12 +14,11 @@
#define IRQ_STACK_ORDER 2
#define IRQ_STACK_SIZE (PAGE_SIZE << IRQ_STACK_ORDER)
#define STACKFAULT_STACK 1
#define DOUBLEFAULT_STACK 2
#define NMI_STACK 3
#define DEBUG_STACK 4
#define MCE_STACK 5
#define N_EXCEPTION_STACKS 5 /* hw limit: 7 */
#define DOUBLEFAULT_STACK 1
#define NMI_STACK 2
#define DEBUG_STACK 3
#define MCE_STACK 4
#define N_EXCEPTION_STACKS 4 /* hw limit: 7 */
#define PUD_PAGE_SIZE (_AC(1, UL) << PUD_SHIFT)
#define PUD_PAGE_MASK (~(PUD_PAGE_SIZE-1))

2
arch/x86/include/asm/thread_info.h
View File

@ -141,7 +141,7 @@ struct thread_info {
/* Only used for 64 bit */
#define _TIF_DO_NOTIFY_MASK \
(_TIF_SIGPENDING | _TIF_MCE_NOTIFY | _TIF_NOTIFY_RESUME | \
_TIF_USER_RETURN_NOTIFY)
_TIF_USER_RETURN_NOTIFY | _TIF_UPROBE)
/* flags to check in __switch_to() */
#define _TIF_WORK_CTXSW \

1
arch/x86/include/asm/traps.h
View File

@ -39,6 +39,7 @@ asmlinkage void simd_coprocessor_error(void);
#ifdef CONFIG_TRACING
asmlinkage void trace_page_fault(void);
#define trace_stack_segment stack_segment
#define trace_divide_error divide_error
#define trace_bounds bounds
#define trace_invalid_op invalid_op

1
arch/x86/kernel/dumpstack_64.c
View File

@ -24,7 +24,6 @@ static char x86_stack_ids[][8] = {
[ DEBUG_STACK-1 ] = "#DB",
[ NMI_STACK-1 ] = "NMI",
[ DOUBLEFAULT_STACK-1 ] = "#DF",
[ STACKFAULT_STACK-1 ] = "#SS",
[ MCE_STACK-1 ] = "#MC",
#if DEBUG_STKSZ > EXCEPTION_STKSZ
[ N_EXCEPTION_STACKS ...

81
arch/x86/kernel/entry_64.S
View File

@ -828,9 +828,15 @@ ENTRY(native_iret)
jnz native_irq_return_ldt
#endif
.global native_irq_return_iret
native_irq_return_iret:
/*
* This may fault. Non-paranoid faults on return to userspace are
* handled by fixup_bad_iret. These include #SS, #GP, and #NP.
* Double-faults due to espfix64 are handled in do_double_fault.
* Other faults here are fatal.
*/
iretq
_ASM_EXTABLE(native_irq_return_iret, bad_iret)
#ifdef CONFIG_X86_ESPFIX64
native_irq_return_ldt:
@ -858,25 +864,6 @@ native_irq_return_ldt:
jmp native_irq_return_iret
#endif
.section .fixup,"ax"
bad_iret:
/*
* The iret traps when the %cs or %ss being restored is bogus.
* We've lost the original trap vector and error code.
* #GPF is the most likely one to get for an invalid selector.
* So pretend we completed the iret and took the #GPF in user mode.
*
* We are now running with the kernel GS after exception recovery.
* But error_entry expects us to have user GS to match the user %cs,
* so swap back.
*/
pushq $0
SWAPGS
jmp general_protection
.previous
/* edi: workmask, edx: work */
retint_careful:
CFI_RESTORE_STATE
@ -922,37 +909,6 @@ ENTRY(retint_kernel)
CFI_ENDPROC
END(common_interrupt)
/*
* If IRET takes a fault on the espfix stack, then we
* end up promoting it to a doublefault. In that case,
* modify the stack to make it look like we just entered
* the #GP handler from user space, similar to bad_iret.
*/
#ifdef CONFIG_X86_ESPFIX64
ALIGN
__do_double_fault:
XCPT_FRAME 1 RDI+8
movq RSP(%rdi),%rax /* Trap on the espfix stack? */
sarq $PGDIR_SHIFT,%rax
cmpl $ESPFIX_PGD_ENTRY,%eax
jne do_double_fault /* No, just deliver the fault */
cmpl $__KERNEL_CS,CS(%rdi)
jne do_double_fault
movq RIP(%rdi),%rax
cmpq $native_irq_return_iret,%rax
jne do_double_fault /* This shouldn't happen... */
movq PER_CPU_VAR(kernel_stack),%rax
subq $(6*8-KERNEL_STACK_OFFSET),%rax /* Reset to original stack */
movq %rax,RSP(%rdi)
movq $0,(%rax) /* Missing (lost) #GP error code */
movq $general_protection,RIP(%rdi)
retq
CFI_ENDPROC
END(__do_double_fault)
#else
# define __do_double_fault do_double_fault
#endif
/*
* APIC interrupts.
*/
@ -1124,7 +1080,7 @@ idtentry overflow do_overflow has_error_code=0
idtentry bounds do_bounds has_error_code=0
idtentry invalid_op do_invalid_op has_error_code=0
idtentry device_not_available do_device_not_available has_error_code=0
idtentry double_fault __do_double_fault has_error_code=1 paranoid=1
idtentry double_fault do_double_fault has_error_code=1 paranoid=1
idtentry coprocessor_segment_overrun do_coprocessor_segment_overrun has_error_code=0
idtentry invalid_TSS do_invalid_TSS has_error_code=1
idtentry segment_not_present do_segment_not_present has_error_code=1
@ -1289,7 +1245,7 @@ apicinterrupt3 HYPERVISOR_CALLBACK_VECTOR \
idtentry debug do_debug has_error_code=0 paranoid=1 shift_ist=DEBUG_STACK
idtentry int3 do_int3 has_error_code=0 paranoid=1 shift_ist=DEBUG_STACK
idtentry stack_segment do_stack_segment has_error_code=1 paranoid=1
idtentry stack_segment do_stack_segment has_error_code=1
#ifdef CONFIG_XEN
idtentry xen_debug do_debug has_error_code=0
idtentry xen_int3 do_int3 has_error_code=0
@ -1399,17 +1355,16 @@ error_sti:
/*
* There are two places in the kernel that can potentially fault with
* usergs. Handle them here. The exception handlers after iret run with
* kernel gs again, so don't set the user space flag. B stepping K8s
* sometimes report an truncated RIP for IRET exceptions returning to
* compat mode. Check for these here too.
* usergs. Handle them here. B stepping K8s sometimes report a
* truncated RIP for IRET exceptions returning to compat mode. Check
* for these here too.
*/
error_kernelspace:
CFI_REL_OFFSET rcx, RCX+8
incl %ebx
leaq native_irq_return_iret(%rip),%rcx
cmpq %rcx,RIP+8(%rsp)
je error_swapgs
je error_bad_iret
movl %ecx,%eax /* zero extend */
cmpq %rax,RIP+8(%rsp)
je bstep_iret
@ -1420,7 +1375,15 @@ error_kernelspace:
bstep_iret:
/* Fix truncated RIP */
movq %rcx,RIP+8(%rsp)
jmp error_swapgs
/* fall through */
error_bad_iret:
SWAPGS
mov %rsp,%rdi
call fixup_bad_iret
mov %rax,%rsp
decl %ebx /* Return to usergs */
jmp error_sti
CFI_ENDPROC
END(error_entry)

71
arch/x86/kernel/traps.c
View File

@ -233,32 +233,40 @@ DO_ERROR(X86_TRAP_UD, SIGILL, "invalid opcode", invalid_op)
DO_ERROR(X86_TRAP_OLD_MF, SIGFPE, "coprocessor segment overrun",coprocessor_segment_overrun)
DO_ERROR(X86_TRAP_TS, SIGSEGV, "invalid TSS", invalid_TSS)
DO_ERROR(X86_TRAP_NP, SIGBUS, "segment not present", segment_not_present)
#ifdef CONFIG_X86_32
DO_ERROR(X86_TRAP_SS, SIGBUS, "stack segment", stack_segment)
#endif
DO_ERROR(X86_TRAP_AC, SIGBUS, "alignment check", alignment_check)
#ifdef CONFIG_X86_64
/* Runs on IST stack */
dotraplinkage void do_stack_segment(struct pt_regs *regs, long error_code)
{
enum ctx_state prev_state;
prev_state = exception_enter();
if (notify_die(DIE_TRAP, "stack segment", regs, error_code,
X86_TRAP_SS, SIGBUS) != NOTIFY_STOP) {
preempt_conditional_sti(regs);
do_trap(X86_TRAP_SS, SIGBUS, "stack segment", regs, error_code, NULL);
preempt_conditional_cli(regs);
}
exception_exit(prev_state);
}
dotraplinkage void do_double_fault(struct pt_regs *regs, long error_code)
{
static const char str[] = "double fault";
struct task_struct *tsk = current;
#ifdef CONFIG_X86_ESPFIX64
extern unsigned char native_irq_return_iret[];
/*
* If IRET takes a non-IST fault on the espfix64 stack, then we
* end up promoting it to a doublefault. In that case, modify
* the stack to make it look like we just entered the #GP
* handler from user space, similar to bad_iret.
*/
if (((long)regs->sp >> PGDIR_SHIFT) == ESPFIX_PGD_ENTRY &&
regs->cs == __KERNEL_CS &&
regs->ip == (unsigned long)native_irq_return_iret)
{
struct pt_regs *normal_regs = task_pt_regs(current);
/* Fake a #GP(0) from userspace. */
memmove(&normal_regs->ip, (void *)regs->sp, 5*8);
normal_regs->orig_ax = 0; /* Missing (lost) #GP error code */
regs->ip = (unsigned long)general_protection;
regs->sp = (unsigned long)&normal_regs->orig_ax;
return;
}
#endif
exception_enter();
/* Return not checked because double check cannot be ignored */
notify_die(DIE_TRAP, str, regs, error_code, X86_TRAP_DF, SIGSEGV);
@ -399,6 +407,35 @@ asmlinkage __visible struct pt_regs *sync_regs(struct pt_regs *eregs)
return regs;
}
NOKPROBE_SYMBOL(sync_regs);
struct bad_iret_stack {
void *error_entry_ret;
struct pt_regs regs;
};
asmlinkage __visible
struct bad_iret_stack *fixup_bad_iret(struct bad_iret_stack *s)
{
/*
* This is called from entry_64.S early in handling a fault
* caused by a bad iret to user mode. To handle the fault
* correctly, we want move our stack frame to task_pt_regs
* and we want to pretend that the exception came from the
* iret target.
*/
struct bad_iret_stack *new_stack =
container_of(task_pt_regs(current),
struct bad_iret_stack, regs);
/* Copy the IRET target to the new stack. */
memmove(&new_stack->regs.ip, (void *)s->regs.sp, 5*8);
/* Copy the remainder of the stack from the current stack. */
memmove(new_stack, s, offsetof(struct bad_iret_stack, regs.ip));
BUG_ON(!user_mode_vm(&new_stack->regs));
return new_stack;
}
#endif
/*
@ -778,7 +815,7 @@ void __init trap_init(void)
set_intr_gate(X86_TRAP_OLD_MF, coprocessor_segment_overrun);
set_intr_gate(X86_TRAP_TS, invalid_TSS);
set_intr_gate(X86_TRAP_NP, segment_not_present);
set_intr_gate_ist(X86_TRAP_SS, &stack_segment, STACKFAULT_STACK);
set_intr_gate(X86_TRAP_SS, stack_segment);
set_intr_gate(X86_TRAP_GP, general_protection);
set_intr_gate(X86_TRAP_SPURIOUS, spurious_interrupt_bug);
set_intr_gate(X86_TRAP_MF, coprocessor_error);

6
arch/x86/kvm/mmu.c
View File

@ -630,7 +630,7 @@ static int mmu_spte_clear_track_bits(u64 *sptep)
* kvm mmu, before reclaiming the page, we should
* unmap it from mmu first.
*/
WARN_ON(!kvm_is_mmio_pfn(pfn) && !page_count(pfn_to_page(pfn)));
WARN_ON(!kvm_is_reserved_pfn(pfn) && !page_count(pfn_to_page(pfn)));
if (!shadow_accessed_mask || old_spte & shadow_accessed_mask)
kvm_set_pfn_accessed(pfn);
@ -2461,7 +2461,7 @@ static int set_spte(struct kvm_vcpu *vcpu, u64 *sptep,
spte |= PT_PAGE_SIZE_MASK;
if (tdp_enabled)
spte |= kvm_x86_ops->get_mt_mask(vcpu, gfn,
kvm_is_mmio_pfn(pfn));
kvm_is_reserved_pfn(pfn));
if (host_writable)
spte |= SPTE_HOST_WRITEABLE;
@ -2737,7 +2737,7 @@ static void transparent_hugepage_adjust(struct kvm_vcpu *vcpu,
* PT_PAGE_TABLE_LEVEL and there would be no adjustment done
* here.
*/
if (!is_error_noslot_pfn(pfn) && !kvm_is_mmio_pfn(pfn) &&
if (!is_error_noslot_pfn(pfn) && !kvm_is_reserved_pfn(pfn) &&
level == PT_PAGE_TABLE_LEVEL &&
PageTransCompound(pfn_to_page(pfn)) &&
!has_wrprotected_page(vcpu->kvm, gfn, PT_DIRECTORY_LEVEL)) {

2
drivers/atm/solos-pci.c
View File

@ -1225,11 +1225,13 @@ static int fpga_probe(struct pci_dev *dev, const struct pci_device_id *id)
card->config_regs = pci_iomap(dev, 0, CONFIG_RAM_SIZE);
if (!card->config_regs) {
dev_warn(&dev->dev, "Failed to ioremap config registers\n");
err = -ENOMEM;
goto out_release_regions;
}
card->buffers = pci_iomap(dev, 1, DATA_RAM_SIZE);
if (!card->buffers) {
dev_warn(&dev->dev, "Failed to ioremap data buffers\n");
err = -ENOMEM;
goto out_unmap_config;
}

35
drivers/clk/at91/clk-usb.c
View File

@ -52,29 +52,26 @@ static unsigned long at91sam9x5_clk_usb_recalc_rate(struct clk_hw *hw,
tmp = pmc_read(pmc, AT91_PMC_USB);
usbdiv = (tmp & AT91_PMC_OHCIUSBDIV) >> SAM9X5_USB_DIV_SHIFT;
return parent_rate / (usbdiv + 1);
return DIV_ROUND_CLOSEST(parent_rate, (usbdiv + 1));
}
static long at91sam9x5_clk_usb_round_rate(struct clk_hw *hw, unsigned long rate,
unsigned long *parent_rate)
{
unsigned long div;
unsigned long bestrate;
unsigned long tmp;
if (!rate)
return -EINVAL;
if (rate >= *parent_rate)
return *parent_rate;
div = *parent_rate / rate;
if (div >= SAM9X5_USB_MAX_DIV)
return *parent_rate / (SAM9X5_USB_MAX_DIV + 1);
div = DIV_ROUND_CLOSEST(*parent_rate, rate);
if (div > SAM9X5_USB_MAX_DIV + 1)
div = SAM9X5_USB_MAX_DIV + 1;
bestrate = *parent_rate / div;
tmp = *parent_rate / (div + 1);
if (bestrate - rate > rate - tmp)
bestrate = tmp;
return bestrate;
return DIV_ROUND_CLOSEST(*parent_rate, div);
}
static int at91sam9x5_clk_usb_set_parent(struct clk_hw *hw, u8 index)
@ -106,9 +103,13 @@ static int at91sam9x5_clk_usb_set_rate(struct clk_hw *hw, unsigned long rate,
u32 tmp;
struct at91sam9x5_clk_usb *usb = to_at91sam9x5_clk_usb(hw);
struct at91_pmc *pmc = usb->pmc;
unsigned long div = parent_rate / rate;
unsigned long div;
if (parent_rate % rate || div < 1 || div >= SAM9X5_USB_MAX_DIV)
if (!rate)
return -EINVAL;
div = DIV_ROUND_CLOSEST(parent_rate, rate);
if (div > SAM9X5_USB_MAX_DIV + 1 || !div)
return -EINVAL;
tmp = pmc_read(pmc, AT91_PMC_USB) & ~AT91_PMC_OHCIUSBDIV;
@ -253,7 +254,7 @@ static long at91rm9200_clk_usb_round_rate(struct clk_hw *hw, unsigned long rate,
tmp_parent_rate = rate * usb->divisors[i];
tmp_parent_rate = __clk_round_rate(parent, tmp_parent_rate);
tmprate = tmp_parent_rate / usb->divisors[i];
tmprate = DIV_ROUND_CLOSEST(tmp_parent_rate, usb->divisors[i]);
if (tmprate < rate)
tmpdiff = rate - tmprate;
else
@ -281,10 +282,10 @@ static int at91rm9200_clk_usb_set_rate(struct clk_hw *hw, unsigned long rate,
struct at91_pmc *pmc = usb->pmc;
unsigned long div;
if (!rate || parent_rate % rate)
if (!rate)
return -EINVAL;
div = parent_rate / rate;
div = DIV_ROUND_CLOSEST(parent_rate, rate);
for (i = 0; i < RM9200_USB_DIV_TAB_SIZE; i++) {
if (usb->divisors[i] == div) {

18
drivers/clk/clk-divider.c
View File

@ -263,6 +263,14 @@ static int clk_divider_bestdiv(struct clk_hw *hw, unsigned long rate,
if (!rate)
rate = 1;
/* if read only, just return current value */
if (divider->flags & CLK_DIVIDER_READ_ONLY) {
bestdiv = readl(divider->reg) >> divider->shift;
bestdiv &= div_mask(divider);
bestdiv = _get_div(divider, bestdiv);
return bestdiv;
}
maxdiv = _get_maxdiv(divider);
if (!(__clk_get_flags(hw->clk) & CLK_SET_RATE_PARENT)) {
@ -361,11 +369,6 @@ const struct clk_ops clk_divider_ops = {
};
EXPORT_SYMBOL_GPL(clk_divider_ops);
const struct clk_ops clk_divider_ro_ops = {
.recalc_rate = clk_divider_recalc_rate,
};
EXPORT_SYMBOL_GPL(clk_divider_ro_ops);
static struct clk *_register_divider(struct device *dev, const char *name,
const char *parent_name, unsigned long flags,
void __iomem *reg, u8 shift, u8 width,
@ -391,10 +394,7 @@ static struct clk *_register_divider(struct device *dev, const char *name,
}
init.name = name;
if (clk_divider_flags & CLK_DIVIDER_READ_ONLY)
init.ops = &clk_divider_ro_ops;
else
init.ops = &clk_divider_ops;
init.ops = &clk_divider_ops;
init.flags = flags | CLK_IS_BASIC;
init.parent_names = (parent_name ? &parent_name: NULL);
init.num_parents = (parent_name ? 1 : 0);

4
drivers/clk/pxa/clk-pxa27x.c
View File

@ -322,7 +322,7 @@ static unsigned long clk_pxa27x_memory_get_rate(struct clk_hw *hw,
unsigned long ccsr = CCSR;
osc_forced = ccsr & (1 << CCCR_CPDIS_BIT);
a = cccr & CCCR_A_BIT;
a = cccr & (1 << CCCR_A_BIT);
l = ccsr & CCSR_L_MASK;
if (osc_forced || a)
@ -341,7 +341,7 @@ static u8 clk_pxa27x_memory_get_parent(struct clk_hw *hw)
unsigned long ccsr = CCSR;
osc_forced = ccsr & (1 << CCCR_CPDIS_BIT);
a = cccr & CCCR_A_BIT;
a = cccr & (1 << CCCR_A_BIT);
if (osc_forced)
return PXA_MEM_13Mhz;
if (a)

2
drivers/clk/qcom/mmcc-apq8084.c
View File

@ -3122,7 +3122,7 @@ static struct clk_regmap *mmcc_apq8084_clocks[] = {
[ESC1_CLK_SRC] = &esc1_clk_src.clkr,
[HDMI_CLK_SRC] = &hdmi_clk_src.clkr,
[VSYNC_CLK_SRC] = &vsync_clk_src.clkr,
[RBCPR_CLK_SRC] = &rbcpr_clk_src.clkr,
[MMSS_RBCPR_CLK_SRC] = &rbcpr_clk_src.clkr,
[RBBMTIMER_CLK_SRC] = &rbbmtimer_clk_src.clkr,
[MAPLE_CLK_SRC] = &maple_clk_src.clkr,
[VDP_CLK_SRC] = &vdp_clk_src.clkr,

4
drivers/clk/rockchip/clk.c
View File

@ -90,9 +90,7 @@ static struct clk *rockchip_clk_register_branch(const char *name,
div->width = div_width;
div->lock = lock;
div->table = div_table;
div_ops = (div_flags & CLK_DIVIDER_READ_ONLY)
? &clk_divider_ro_ops
: &clk_divider_ops;
div_ops = &clk_divider_ops;
}
clk = clk_register_composite(NULL, name, parent_names, num_parents,

12
drivers/clocksource/sun4i_timer.c
View File

@ -182,6 +182,12 @@ static void __init sun4i_timer_init(struct device_node *node)
/* Make sure timer is stopped before playing with interrupts */
sun4i_clkevt_time_stop(0);
sun4i_clockevent.cpumask = cpu_possible_mask;
sun4i_clockevent.irq = irq;
clockevents_config_and_register(&sun4i_clockevent, rate,
TIMER_SYNC_TICKS, 0xffffffff);
ret = setup_irq(irq, &sun4i_timer_irq);
if (ret)
pr_warn("failed to setup irq %d\n", irq);
@ -189,12 +195,6 @@ static void __init sun4i_timer_init(struct device_node *node)
/* Enable timer0 interrupt */
val = readl(timer_base + TIMER_IRQ_EN_REG);
writel(val | TIMER_IRQ_EN(0), timer_base + TIMER_IRQ_EN_REG);
sun4i_clockevent.cpumask = cpu_possible_mask;
sun4i_clockevent.irq = irq;
clockevents_config_and_register(&sun4i_clockevent, rate,
TIMER_SYNC_TICKS, 0xffffffff);
}
CLOCKSOURCE_OF_DECLARE(sun4i, "allwinner,sun4i-a10-timer",
sun4i_timer_init);

10
drivers/gpu/drm/radeon/radeon_irq_kms.c
View File

@ -185,6 +185,16 @@ static bool radeon_msi_ok(struct radeon_device *rdev)
if (rdev->flags & RADEON_IS_AGP)
return false;
/*
* Older chips have a HW limitation, they can only generate 40 bits
* of address for "64-bit" MSIs which breaks on some platforms, notably
* IBM POWER servers, so we limit them
*/
if (rdev->family < CHIP_BONAIRE) {
dev_info(rdev->dev, "radeon: MSI limited to 32-bit\n");
rdev->pdev->no_64bit_msi = 1;
}
/* force MSI on */
if (radeon_msi == 1)
return true;

6
drivers/hwmon/g762.c
View File

@ -1084,10 +1084,8 @@ static int g762_probe(struct i2c_client *client, const struct i2c_device_id *id)
if (ret)
goto clock_dis;
data->hwmon_dev = devm_hwmon_device_register_with_groups(dev,
client->name,
data,
g762_groups);
data->hwmon_dev = hwmon_device_register_with_groups(dev, client->name,
data, g762_groups);
if (IS_ERR(data->hwmon_dev)) {
ret = PTR_ERR(data->hwmon_dev);
goto clock_dis;

40
drivers/iio/accel/bmc150-accel.c
View File

@ -44,6 +44,9 @@
#define BMC150_ACCEL_REG_INT_STATUS_2 0x0B
#define BMC150_ACCEL_ANY_MOTION_MASK 0x07
#define BMC150_ACCEL_ANY_MOTION_BIT_X BIT(0)
#define BMC150_ACCEL_ANY_MOTION_BIT_Y BIT(1)
#define BMC150_ACCEL_ANY_MOTION_BIT_Z BIT(2)
#define BMC150_ACCEL_ANY_MOTION_BIT_SIGN BIT(3)
#define BMC150_ACCEL_REG_PMU_LPW 0x11
@ -92,9 +95,9 @@
#define BMC150_ACCEL_SLOPE_THRES_MASK 0xFF
/* Slope duration in terms of number of samples */
#define BMC150_ACCEL_DEF_SLOPE_DURATION 2
#define BMC150_ACCEL_DEF_SLOPE_DURATION 1
/* in terms of multiples of g's/LSB, based on range */
#define BMC150_ACCEL_DEF_SLOPE_THRESHOLD 5
#define BMC150_ACCEL_DEF_SLOPE_THRESHOLD 1
#define BMC150_ACCEL_REG_XOUT_L 0x02
@ -536,6 +539,9 @@ static int bmc150_accel_set_power_state(struct bmc150_accel_data *data, bool on)
if (ret < 0) {
dev_err(&data->client->dev,
"Failed: bmc150_accel_set_power_state for %d\n", on);
if (on)
pm_runtime_put_noidle(&data->client->dev);
return ret;
}
@ -811,6 +817,7 @@ static int bmc150_accel_write_event_config(struct iio_dev *indio_dev,
ret = bmc150_accel_setup_any_motion_interrupt(data, state);
if (ret < 0) {
bmc150_accel_set_power_state(data, false);
mutex_unlock(&data->mutex);
return ret;
}
@ -846,7 +853,7 @@ static const struct attribute_group bmc150_accel_attrs_group = {
static const struct iio_event_spec bmc150_accel_event = {
.type = IIO_EV_TYPE_ROC,
.dir = IIO_EV_DIR_RISING | IIO_EV_DIR_FALLING,
.dir = IIO_EV_DIR_EITHER,
.mask_separate = BIT(IIO_EV_INFO_VALUE) |
BIT(IIO_EV_INFO_ENABLE) |
BIT(IIO_EV_INFO_PERIOD)
@ -1054,6 +1061,7 @@ static int bmc150_accel_data_rdy_trigger_set_state(struct iio_trigger *trig,
else
ret = bmc150_accel_setup_new_data_interrupt(data, state);
if (ret < 0) {
bmc150_accel_set_power_state(data, false);
mutex_unlock(&data->mutex);
return ret;
}
@ -1092,12 +1100,26 @@ static irqreturn_t bmc150_accel_event_handler(int irq, void *private)
else
dir = IIO_EV_DIR_RISING;
if (ret & BMC150_ACCEL_ANY_MOTION_MASK)
if (ret & BMC150_ACCEL_ANY_MOTION_BIT_X)
iio_push_event(indio_dev, IIO_MOD_EVENT_CODE(IIO_ACCEL,
0,
IIO_MOD_X_OR_Y_OR_Z,
IIO_MOD_X,
IIO_EV_TYPE_ROC,
IIO_EV_DIR_EITHER),
dir),
data->timestamp);
if (ret & BMC150_ACCEL_ANY_MOTION_BIT_Y)
iio_push_event(indio_dev, IIO_MOD_EVENT_CODE(IIO_ACCEL,
0,
IIO_MOD_Y,
IIO_EV_TYPE_ROC,
dir),
data->timestamp);
if (ret & BMC150_ACCEL_ANY_MOTION_BIT_Z)
iio_push_event(indio_dev, IIO_MOD_EVENT_CODE(IIO_ACCEL,
0,
IIO_MOD_Z,
IIO_EV_TYPE_ROC,
dir),
data->timestamp);
ack_intr_status:
if (!data->dready_trigger_on)
@ -1354,10 +1376,14 @@ static int bmc150_accel_runtime_suspend(struct device *dev)
{
struct iio_dev *indio_dev = i2c_get_clientdata(to_i2c_client(dev));
struct bmc150_accel_data *data = iio_priv(indio_dev);
int ret;
dev_dbg(&data->client->dev, __func__);
ret = bmc150_accel_set_mode(data, BMC150_ACCEL_SLEEP_MODE_SUSPEND, 0);
if (ret < 0)
return -EAGAIN;
return bmc150_accel_set_mode(data, BMC150_ACCEL_SLEEP_MODE_SUSPEND, 0);
return 0;
}
static int bmc150_accel_runtime_resume(struct device *dev)

2
drivers/iio/accel/kxcjk-1013.c
View File

@ -269,6 +269,8 @@ static int kxcjk1013_set_range(struct kxcjk1013_data *data, int range_index)
return ret;
}
ret &= ~(KXCJK1013_REG_CTRL1_BIT_GSEL0 |
KXCJK1013_REG_CTRL1_BIT_GSEL1);
ret |= (KXCJK1013_scale_table[range_index].gsel_0 << 3);
ret |= (KXCJK1013_scale_table[range_index].gsel_1 << 4);

1
drivers/iio/adc/men_z188_adc.c
View File

@ -152,6 +152,7 @@ static void men_z188_remove(struct mcb_device *dev)
static const struct mcb_device_id men_z188_ids[] = {
{ .device = 0xbc },
{ }
};
MODULE_DEVICE_TABLE(mcb, men_z188_ids);

53
drivers/iio/gyro/bmg160.c
View File

@ -67,6 +67,9 @@
#define BMG160_REG_INT_EN_0 0x15
#define BMG160_DATA_ENABLE_INT BIT(7)
#define BMG160_REG_INT_EN_1 0x16
#define BMG160_INT1_BIT_OD BIT(1)
#define BMG160_REG_XOUT_L 0x02
#define BMG160_AXIS_TO_REG(axis) (BMG160_REG_XOUT_L + (axis * 2))
@ -82,6 +85,9 @@
#define BMG160_REG_INT_STATUS_2 0x0B
#define BMG160_ANY_MOTION_MASK 0x07
#define BMG160_ANY_MOTION_BIT_X BIT(0)
#define BMG160_ANY_MOTION_BIT_Y BIT(1)
#define BMG160_ANY_MOTION_BIT_Z BIT(2)
#define BMG160_REG_TEMP 0x08
#define BMG160_TEMP_CENTER_VAL 23
@ -222,6 +228,19 @@ static int bmg160_chip_init(struct bmg160_data *data)
data->slope_thres = ret;
/* Set default interrupt mode */
ret = i2c_smbus_read_byte_data(data->client, BMG160_REG_INT_EN_1);
if (ret < 0) {
dev_err(&data->client->dev, "Error reading reg_int_en_1\n");
return ret;
}
ret &= ~BMG160_INT1_BIT_OD;
ret = i2c_smbus_write_byte_data(data->client,
BMG160_REG_INT_EN_1, ret);
if (ret < 0) {
dev_err(&data->client->dev, "Error writing reg_int_en_1\n");
return ret;
}
ret = i2c_smbus_write_byte_data(data->client,
BMG160_REG_INT_RST_LATCH,
BMG160_INT_MODE_LATCH_INT |
@ -250,6 +269,9 @@ static int bmg160_set_power_state(struct bmg160_data *data, bool on)
if (ret < 0) {
dev_err(&data->client->dev,
"Failed: bmg160_set_power_state for %d\n", on);
if (on)
pm_runtime_put_noidle(&data->client->dev);
return ret;
}
#endif
@ -705,6 +727,7 @@ static int bmg160_write_event_config(struct iio_dev *indio_dev,
ret = bmg160_setup_any_motion_interrupt(data, state);
if (ret < 0) {
bmg160_set_power_state(data, false);
mutex_unlock(&data->mutex);
return ret;
}
@ -743,7 +766,7 @@ static const struct attribute_group bmg160_attrs_group = {
static const struct iio_event_spec bmg160_event = {
.type = IIO_EV_TYPE_ROC,
.dir = IIO_EV_DIR_RISING | IIO_EV_DIR_FALLING,
.dir = IIO_EV_DIR_EITHER,
.mask_shared_by_type = BIT(IIO_EV_INFO_VALUE) |
BIT(IIO_EV_INFO_ENABLE)
};
@ -871,6 +894,7 @@ static int bmg160_data_rdy_trigger_set_state(struct iio_trigger *trig,
else
ret = bmg160_setup_new_data_interrupt(data, state);
if (ret < 0) {
bmg160_set_power_state(data, false);
mutex_unlock(&data->mutex);
return ret;
}
@ -908,10 +932,24 @@ static irqreturn_t bmg160_event_handler(int irq, void *private)
else
dir = IIO_EV_DIR_FALLING;
if (ret & BMG160_ANY_MOTION_MASK)
if (ret & BMG160_ANY_MOTION_BIT_X)
iio_push_event(indio_dev, IIO_MOD_EVENT_CODE(IIO_ANGL_VEL,
0,
IIO_MOD_X_OR_Y_OR_Z,
IIO_MOD_X,
IIO_EV_TYPE_ROC,
dir),
data->timestamp);
if (ret & BMG160_ANY_MOTION_BIT_Y)
iio_push_event(indio_dev, IIO_MOD_EVENT_CODE(IIO_ANGL_VEL,
0,
IIO_MOD_Y,
IIO_EV_TYPE_ROC,
dir),
data->timestamp);
if (ret & BMG160_ANY_MOTION_BIT_Z)
iio_push_event(indio_dev, IIO_MOD_EVENT_CODE(IIO_ANGL_VEL,
0,
IIO_MOD_Z,
IIO_EV_TYPE_ROC,
dir),
data->timestamp);
@ -1169,8 +1207,15 @@ static int bmg160_runtime_suspend(struct device *dev)
{
struct iio_dev *indio_dev = i2c_get_clientdata(to_i2c_client(dev));
struct bmg160_data *data = iio_priv(indio_dev);
int ret;
return bmg160_set_mode(data, BMG160_MODE_SUSPEND);
ret = bmg160_set_mode(data, BMG160_MODE_SUSPEND);
if (ret < 0) {
dev_err(&data->client->dev, "set mode failed\n");
return -EAGAIN;
}
return 0;
}
static int bmg160_runtime_resume(struct device *dev)

16
drivers/input/joystick/xpad.c
View File

@ -1179,9 +1179,19 @@ static int xpad_probe(struct usb_interface *intf, const struct usb_device_id *id
}
ep_irq_in = &intf->cur_altsetting->endpoint[1].desc;
usb_fill_bulk_urb(xpad->bulk_out, udev,
usb_sndbulkpipe(udev, ep_irq_in->bEndpointAddress),
xpad->bdata, XPAD_PKT_LEN, xpad_bulk_out, xpad);
if (usb_endpoint_is_bulk_out(ep_irq_in)) {
usb_fill_bulk_urb(xpad->bulk_out, udev,
usb_sndbulkpipe(udev,
ep_irq_in->bEndpointAddress),
xpad->bdata, XPAD_PKT_LEN,
xpad_bulk_out, xpad);
} else {
usb_fill_int_urb(xpad->bulk_out, udev,
usb_sndintpipe(udev,
ep_irq_in->bEndpointAddress),
xpad->bdata, XPAD_PKT_LEN,
xpad_bulk_out, xpad, 0);
}
/*
* Submit the int URB immediately rather than waiting for open

10
drivers/input/mouse/elantech.c
View File

@ -428,14 +428,6 @@ static void elantech_report_trackpoint(struct psmouse *psmouse,
int x, y;
u32 t;
if (dev_WARN_ONCE(&psmouse->ps2dev.serio->dev,
!tp_dev,
psmouse_fmt("Unexpected trackpoint message\n"))) {
if (etd->debug == 1)
elantech_packet_dump(psmouse);
return;
}
t = get_unaligned_le32(&packet[0]);
switch (t & ~7U) {
@ -793,7 +785,7 @@ static int elantech_packet_check_v4(struct psmouse *psmouse)
unsigned char packet_type = packet[3] & 0x03;
bool sanity_check;
if ((packet[3] & 0x0f) == 0x06)
if (etd->tp_dev && (packet[3] & 0x0f) == 0x06)
return PACKET_TRACKPOINT;
/*

4
drivers/input/mouse/synaptics.c
View File

@ -143,6 +143,10 @@ static const struct min_max_quirk min_max_pnpid_table[] = {
(const char * const []){"LEN2001", NULL},
1024, 5022, 2508, 4832
},
{
(const char * const []){"LEN2006", NULL},
1264, 5675, 1171, 4688
},
{ }
};

6
drivers/irqchip/irq-atmel-aic-common.c
View File

@ -217,8 +217,9 @@ struct irq_domain *__init aic_common_of_init(struct device_node *node,
}
ret = irq_alloc_domain_generic_chips(domain, 32, 1, name,
handle_level_irq, 0, 0,
IRQCHIP_SKIP_SET_WAKE);
handle_fasteoi_irq,
IRQ_NOREQUEST | IRQ_NOPROBE |
IRQ_NOAUTOEN, 0, 0);
if (ret)
goto err_domain_remove;
@ -230,7 +231,6 @@ struct irq_domain *__init aic_common_of_init(struct device_node *node,
gc->unused = 0;
gc->wake_enabled = ~0;
gc->chip_types[0].type = IRQ_TYPE_SENSE_MASK;
gc->chip_types[0].handler = handle_fasteoi_irq;
gc->chip_types[0].chip.irq_eoi = irq_gc_eoi;
gc->chip_types[0].chip.irq_set_wake = irq_gc_set_wake;
gc->chip_types[0].chip.irq_shutdown = aic_common_shutdown;

4
drivers/irqchip/irq-bcm7120-l2.c
View File

@ -101,9 +101,9 @@ static int bcm7120_l2_intc_init_one(struct device_node *dn,
int parent_irq;
parent_irq = irq_of_parse_and_map(dn, irq);
if (parent_irq < 0) {
if (!parent_irq) {
pr_err("failed to map interrupt %d\n", irq);
return parent_irq;
return -EINVAL;
}
data->irq_map_mask |= be32_to_cpup(map_mask + irq);

4
drivers/irqchip/irq-brcmstb-l2.c
View File

@ -135,9 +135,9 @@ int __init brcmstb_l2_intc_of_init(struct device_node *np,
__raw_writel(0xffffffff, data->base + CPU_CLEAR);
data->parent_irq = irq_of_parse_and_map(np, 0);
if (data->parent_irq < 0) {
if (!data->parent_irq) {
pr_err("failed to find parent interrupt\n");
ret = data->parent_irq;
ret = -EINVAL;
goto out_unmap;
}

58
drivers/net/dsa/bcm_sf2.c
View File

@ -377,6 +377,29 @@ static irqreturn_t bcm_sf2_switch_1_isr(int irq, void *dev_id)
return IRQ_HANDLED;
}
static int bcm_sf2_sw_rst(struct bcm_sf2_priv *priv)
{
unsigned int timeout = 1000;
u32 reg;
reg = core_readl(priv, CORE_WATCHDOG_CTRL);
reg |= SOFTWARE_RESET | EN_CHIP_RST | EN_SW_RESET;
core_writel(priv, reg, CORE_WATCHDOG_CTRL);
do {
reg = core_readl(priv, CORE_WATCHDOG_CTRL);
if (!(reg & SOFTWARE_RESET))
break;
usleep_range(1000, 2000);
} while (timeout-- > 0);
if (timeout == 0)
return -ETIMEDOUT;
return 0;
}
static int bcm_sf2_sw_setup(struct dsa_switch *ds)
{
const char *reg_names[BCM_SF2_REGS_NUM] = BCM_SF2_REGS_NAME;
@ -404,11 +427,18 @@ static int bcm_sf2_sw_setup(struct dsa_switch *ds)
*base = of_iomap(dn, i);
if (*base == NULL) {
pr_err("unable to find register: %s\n", reg_names[i]);
return -ENODEV;
ret = -ENOMEM;
goto out_unmap;
}
base++;
}
ret = bcm_sf2_sw_rst(priv);
if (ret) {
pr_err("unable to software reset switch: %d\n", ret);
goto out_unmap;
}
/* Disable all interrupts and request them */
intrl2_0_writel(priv, 0xffffffff, INTRL2_CPU_MASK_SET);
intrl2_0_writel(priv, 0xffffffff, INTRL2_CPU_CLEAR);
@ -484,7 +514,8 @@ out_free_irq0:
out_unmap:
base = &priv->core;
for (i = 0; i < BCM_SF2_REGS_NUM; i++) {
iounmap(*base);
if (*base)
iounmap(*base);
base++;
}
return ret;
@ -733,29 +764,6 @@ static int bcm_sf2_sw_suspend(struct dsa_switch *ds)
return 0;
}
static int bcm_sf2_sw_rst(struct bcm_sf2_priv *priv)
{
unsigned int timeout = 1000;
u32 reg;
reg = core_readl(priv, CORE_WATCHDOG_CTRL);
reg |= SOFTWARE_RESET | EN_CHIP_RST | EN_SW_RESET;
core_writel(priv, reg, CORE_WATCHDOG_CTRL);
do {
reg = core_readl(priv, CORE_WATCHDOG_CTRL);
if (!(reg & SOFTWARE_RESET))
break;
usleep_range(1000, 2000);
} while (timeout-- > 0);
if (timeout == 0)
return -ETIMEDOUT;
return 0;
}
static int bcm_sf2_sw_resume(struct dsa_switch *ds)
{
struct bcm_sf2_priv *priv = ds_to_priv(ds);

3
drivers/net/ethernet/broadcom/tg3.c
View File

@ -8563,7 +8563,8 @@ static int tg3_init_rings(struct tg3 *tp)
if (tnapi->rx_rcb)
memset(tnapi->rx_rcb, 0, TG3_RX_RCB_RING_BYTES(tp));
if (tg3_rx_prodring_alloc(tp, &tnapi->prodring)) {
if (tnapi->prodring.rx_std &&
tg3_rx_prodring_alloc(tp, &tnapi->prodring)) {
tg3_free_rings(tp);
return -ENOMEM;
}

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