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WSL2-Linux-Kernel
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Merge 3.9-rc4 into usb-next 

This picks up the fixes we had for USB in 3.9-rc4

Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Greg Kroah-Hartman 2013-03-25 10:05:37 -07:00
Родитель 417c765af9 8bb9660418
Коммит 2849a3a945
338 изменённых файлов: 3385 добавлений и 1691 удалений
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8
CREDITS
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@ -1510,6 +1510,14 @@ D: Natsemi ethernet
D: Cobalt Networks (x86) support
D: This-and-That
N: Mark M. Hoffman
E: mhoffman@lightlink.com
D: asb100, lm93 and smsc47b397 hardware monitoring drivers
D: hwmon subsystem core
D: hwmon subsystem maintainer
D: i2c-sis96x and i2c-stub SMBus drivers
S: USA
N: Dirk Hohndel
E: hohndel@suse.de
D: The XFree86[tm] Project

6
Documentation/devicetree/bindings/mfd/ab8500.txt
Просмотреть файл

@ -13,9 +13,6 @@ Required parent device properties:
4 = active high level-sensitive
8 = active low level-sensitive
Optional parent device properties:
- reg : contains the PRCMU mailbox address for the AB8500 i2c port
The AB8500 consists of a large and varied group of sub-devices:
Device IRQ Names Supply Names Description
@ -86,9 +83,8 @@ Non-standard child device properties:
- stericsson,amic2-bias-vamic1 : Analoge Mic wishes to use a non-standard Vamic
- stericsson,earpeice-cmv : Earpeice voltage (only: 950 | 1100 | 1270 | 1580)
ab8500@5 {
ab8500 {
compatible = "stericsson,ab8500";
reg = <5>; /* mailbox 5 is i2c */
interrupts = <0 40 0x4>;
interrupt-controller;
#interrupt-cells = <2>;

2
Documentation/hwmon/lm75
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@ -23,7 +23,7 @@ Supported chips:
Datasheet: Publicly available at the Maxim website
http://www.maxim-ic.com/
* Microchip (TelCom) TCN75
Prefix: 'lm75'
Prefix: 'tcn75'
Addresses scanned: none
Datasheet: Publicly available at the Microchip website
http://www.microchip.com/

2
Documentation/i2c/busses/i2c-diolan-u2c
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@ -5,7 +5,7 @@ Supported adapters:
Documentation:
http://www.diolan.com/i2c/u2c12.html
Author: Guenter Roeck <guenter.roeck@ericsson.com>
Author: Guenter Roeck <linux@roeck-us.net>
Description
-----------

2
Documentation/sound/alsa/ALSA-Configuration.txt
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@ -912,7 +912,7 @@ Prior to version 0.9.0rc4 options had a 'snd_' prefix. This was removed.
models depending on the codec chip. The list of available models
is found in HD-Audio-Models.txt
The model name "genric" is treated as a special case. When this
The model name "generic" is treated as a special case. When this
model is given, the driver uses the generic codec parser without
"codec-patch". It's sometimes good for testing and debugging.

2
Documentation/sound/alsa/seq_oss.html
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@ -285,7 +285,7 @@ sample data.
<H4>
7.2.4 Close Callback</H4>
The <TT>close</TT> callback is called when this device is closed by the
applicaion. If any private data was allocated in open callback, it must
application. If any private data was allocated in open callback, it must
be released in the close callback. The deletion of ALSA port should be
done here, too. This callback must not be NULL.
<H4>

58
MAINTAINERS
Просмотреть файл

@ -1338,12 +1338,6 @@ S: Maintained
F: drivers/platform/x86/asus*.c
F: drivers/platform/x86/eeepc*.c
ASUS ASB100 HARDWARE MONITOR DRIVER
M: "Mark M. Hoffman" <mhoffman@lightlink.com>
L: lm-sensors@lm-sensors.org
S: Maintained
F: drivers/hwmon/asb100.c
ASYNCHRONOUS TRANSFERS/TRANSFORMS (IOAT) API
M: Dan Williams <djbw@fb.com>
W: http://sourceforge.net/projects/xscaleiop
@ -1467,6 +1461,12 @@ F: drivers/dma/at_hdmac.c
F: drivers/dma/at_hdmac_regs.h
F: include/linux/platform_data/dma-atmel.h
ATMEL I2C DRIVER
M: Ludovic Desroches <ludovic.desroches@atmel.com>
L: linux-i2c@vger.kernel.org
S: Supported
F: drivers/i2c/busses/i2c-at91.c
ATMEL ISI DRIVER
M: Josh Wu <josh.wu@atmel.com>
L: linux-media@vger.kernel.org
@ -2629,7 +2629,7 @@ F: include/uapi/drm/
INTEL DRM DRIVERS (excluding Poulsbo, Moorestown and derivative chipsets)
M: Daniel Vetter <daniel.vetter@ffwll.ch>
L: intel-gfx@lists.freedesktop.org (subscribers-only)
L: intel-gfx@lists.freedesktop.org
L: dri-devel@lists.freedesktop.org
T: git git://people.freedesktop.org/~danvet/drm-intel
S: Supported
@ -3851,7 +3851,7 @@ F: drivers/i2c/busses/i2c-ismt.c
F: Documentation/i2c/busses/i2c-ismt
I2C/SMBUS STUB DRIVER
M: "Mark M. Hoffman" <mhoffman@lightlink.com>
M: Jean Delvare <khali@linux-fr.org>
L: linux-i2c@vger.kernel.org
S: Maintained
F: drivers/i2c/i2c-stub.c
@ -4005,6 +4005,22 @@ M: Stanislaw Gruszka <stf_xl@wp.pl>
S: Maintained
F: drivers/usb/atm/ueagle-atm.c
INA209 HARDWARE MONITOR DRIVER
M: Guenter Roeck <linux@roeck-us.net>
L: lm-sensors@lm-sensors.org
S: Maintained
F: Documentation/hwmon/ina209
F: Documentation/devicetree/bindings/i2c/ina209.txt
F: drivers/hwmon/ina209.c
INA2XX HARDWARE MONITOR DRIVER
M: Guenter Roeck <linux@roeck-us.net>
L: lm-sensors@lm-sensors.org
S: Maintained
F: Documentation/hwmon/ina2xx
F: drivers/hwmon/ina2xx.c
F: include/linux/platform_data/ina2xx.h
INDUSTRY PACK SUBSYSTEM (IPACK)
M: Samuel Iglesias Gonsalvez <siglesias@igalia.com>
M: Jens Taprogge <jens.taprogge@taprogge.org>
@ -5098,6 +5114,15 @@ S: Maintained
F: Documentation/hwmon/max6650
F: drivers/hwmon/max6650.c
MAX6697 HARDWARE MONITOR DRIVER
M: Guenter Roeck <linux@roeck-us.net>
L: lm-sensors@lm-sensors.org
S: Maintained
F: Documentation/hwmon/max6697
F: Documentation/devicetree/bindings/i2c/max6697.txt
F: drivers/hwmon/max6697.c
F: include/linux/platform_data/max6697.h
MAXIRADIO FM RADIO RECEIVER DRIVER
M: Hans Verkuil <hverkuil@xs4all.nl>
L: linux-media@vger.kernel.org
@ -5622,6 +5647,14 @@ S: Maintained
F: drivers/video/riva/
F: drivers/video/nvidia/
NVM EXPRESS DRIVER
M: Matthew Wilcox <willy@linux.intel.com>
L: linux-nvme@lists.infradead.org
T: git git://git.infradead.org/users/willy/linux-nvme.git
S: Supported
F: drivers/block/nvme.c
F: include/linux/nvme.h
OMAP SUPPORT
M: Tony Lindgren <tony@atomide.com>
L: linux-omap@vger.kernel.org
@ -7173,13 +7206,6 @@ L: netdev@vger.kernel.org
S: Maintained
F: drivers/net/ethernet/sis/sis900.*
SIS 96X I2C/SMBUS DRIVER
M: "Mark M. Hoffman" <mhoffman@lightlink.com>
L: linux-i2c@vger.kernel.org
S: Maintained
F: Documentation/i2c/busses/i2c-sis96x
F: drivers/i2c/busses/i2c-sis96x.c
SIS FRAMEBUFFER DRIVER
M: Thomas Winischhofer <thomas@winischhofer.net>
W: http://www.winischhofer.net/linuxsisvga.shtml
@ -7257,7 +7283,7 @@ F: Documentation/hwmon/sch5627
F: drivers/hwmon/sch5627.c
SMSC47B397 HARDWARE MONITOR DRIVER
M: "Mark M. Hoffman" <mhoffman@lightlink.com>
M: Jean Delvare <khali@linux-fr.org>
L: lm-sensors@lm-sensors.org
S: Maintained
F: Documentation/hwmon/smsc47b397

2
Makefile
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@ -1,7 +1,7 @@
VERSION = 3
PATCHLEVEL = 9
SUBLEVEL = 0
EXTRAVERSION = -rc2
EXTRAVERSION = -rc4
NAME = Unicycling Gorilla
# *DOCUMENTATION*

11
arch/arm/Kconfig
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@ -49,7 +49,6 @@ config ARM
select HAVE_REGS_AND_STACK_ACCESS_API
select HAVE_SYSCALL_TRACEPOINTS
select HAVE_UID16
select VIRT_TO_BUS
select KTIME_SCALAR
select PERF_USE_VMALLOC
select RTC_LIB
@ -743,6 +742,7 @@ config ARCH_RPC
select NEED_MACH_IO_H
select NEED_MACH_MEMORY_H
select NO_IOPORT
select VIRT_TO_BUS
help
On the Acorn Risc-PC, Linux can support the internal IDE disk and
CD-ROM interface, serial and parallel port, and the floppy drive.
@ -878,6 +878,7 @@ config ARCH_SHARK
select ISA_DMA
select NEED_MACH_MEMORY_H
select PCI
select VIRT_TO_BUS
select ZONE_DMA
help
Support for the StrongARM based Digital DNARD machine, also known
@ -1005,12 +1006,12 @@ config ARCH_MULTI_V4_V5
bool
config ARCH_MULTI_V6
bool "ARMv6 based platforms (ARM11, Scorpion, ...)"
bool "ARMv6 based platforms (ARM11)"
select ARCH_MULTI_V6_V7
select CPU_V6
config ARCH_MULTI_V7
bool "ARMv7 based platforms (Cortex-A, PJ4, Krait)"
bool "ARMv7 based platforms (Cortex-A, PJ4, Scorpion, Krait)"
default y
select ARCH_MULTI_V6_V7
select ARCH_VEXPRESS
@ -1461,10 +1462,6 @@ config ISA_DMA
bool
select ISA_DMA_API
config ARCH_NO_VIRT_TO_BUS
def_bool y
depends on !ARCH_RPC && !ARCH_NETWINDER && !ARCH_SHARK
# Select ISA DMA interface
config ISA_DMA_API
bool

28
arch/arm/boot/dts/at91sam9x5.dtsi
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@ -238,8 +238,32 @@
nand {
pinctrl_nand: nand-0 {
atmel,pins =
<3 4 0x0 0x1 /* PD5 gpio RDY pin pull_up */
3 5 0x0 0x1>; /* PD4 gpio enable pin pull_up */
<3 0 0x1 0x0 /* PD0 periph A Read Enable */
3 1 0x1 0x0 /* PD1 periph A Write Enable */
3 2 0x1 0x0 /* PD2 periph A Address Latch Enable */
3 3 0x1 0x0 /* PD3 periph A Command Latch Enable */
3 4 0x0 0x1 /* PD4 gpio Chip Enable pin pull_up */
3 5 0x0 0x1 /* PD5 gpio RDY/BUSY pin pull_up */
3 6 0x1 0x0 /* PD6 periph A Data bit 0 */
3 7 0x1 0x0 /* PD7 periph A Data bit 1 */
3 8 0x1 0x0 /* PD8 periph A Data bit 2 */
3 9 0x1 0x0 /* PD9 periph A Data bit 3 */
3 10 0x1 0x0 /* PD10 periph A Data bit 4 */
3 11 0x1 0x0 /* PD11 periph A Data bit 5 */
3 12 0x1 0x0 /* PD12 periph A Data bit 6 */
3 13 0x1 0x0>; /* PD13 periph A Data bit 7 */
};
pinctrl_nand_16bits: nand_16bits-0 {
atmel,pins =
<3 14 0x1 0x0 /* PD14 periph A Data bit 8 */
3 15 0x1 0x0 /* PD15 periph A Data bit 9 */
3 16 0x1 0x0 /* PD16 periph A Data bit 10 */
3 17 0x1 0x0 /* PD17 periph A Data bit 11 */
3 18 0x1 0x0 /* PD18 periph A Data bit 12 */
3 19 0x1 0x0 /* PD19 periph A Data bit 13 */
3 20 0x1 0x0 /* PD20 periph A Data bit 14 */
3 21 0x1 0x0>; /* PD21 periph A Data bit 15 */
};
};

3
arch/arm/boot/dts/dbx5x0.dtsi
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@ -319,9 +319,8 @@
};
};
ab8500@5 {
ab8500 {
compatible = "stericsson,ab8500";
reg = <5>; /* mailbox 5 is i2c */
interrupt-parent = <&intc>;
interrupts = <0 40 0x4>;
interrupt-controller;

9
arch/arm/boot/dts/exynos4.dtsi
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@ -275,18 +275,27 @@
compatible = "arm,pl330", "arm,primecell";
reg = <0x12680000 0x1000>;
interrupts = <0 35 0>;
#dma-cells = <1>;
#dma-channels = <8>;
#dma-requests = <32>;
};
pdma1: pdma@12690000 {
compatible = "arm,pl330", "arm,primecell";
reg = <0x12690000 0x1000>;
interrupts = <0 36 0>;
#dma-cells = <1>;
#dma-channels = <8>;
#dma-requests = <32>;
};
mdma1: mdma@12850000 {
compatible = "arm,pl330", "arm,primecell";
reg = <0x12850000 0x1000>;
interrupts = <0 34 0>;
#dma-cells = <1>;
#dma-channels = <8>;
#dma-requests = <1>;
};
};
};

6
arch/arm/boot/dts/exynos5440.dtsi
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@ -142,12 +142,18 @@
compatible = "arm,pl330", "arm,primecell";
reg = <0x120000 0x1000>;
interrupts = <0 34 0>;
#dma-cells = <1>;
#dma-channels = <8>;
#dma-requests = <32>;
};
pdma1: pdma@121B0000 {
compatible = "arm,pl330", "arm,primecell";
reg = <0x121000 0x1000>;
interrupts = <0 35 0>;
#dma-cells = <1>;
#dma-channels = <8>;
#dma-requests = <32>;
};
};

2
arch/arm/boot/dts/href.dtsi
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@ -221,7 +221,7 @@
};
};
ab8500@5 {
ab8500 {
ab8500-regulators {
ab8500_ldo_aux1_reg: ab8500_ldo_aux1 {
regulator-name = "V-DISPLAY";

2
arch/arm/boot/dts/hrefv60plus.dts
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@ -158,7 +158,7 @@
};
};
ab8500@5 {
ab8500 {
ab8500-regulators {
ab8500_ldo_aux1_reg: ab8500_ldo_aux1 {
regulator-name = "V-DISPLAY";

2
arch/arm/boot/dts/snowball.dts
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@ -298,7 +298,7 @@
};
};
ab8500@5 {
ab8500 {
ab8500-regulators {
ab8500_ldo_aux1_reg: ab8500_ldo_aux1 {
regulator-name = "V-DISPLAY";

2
arch/arm/kernel/smp.c
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@ -480,7 +480,7 @@ static void __cpuinit broadcast_timer_setup(struct clock_event_device *evt)
evt->features = CLOCK_EVT_FEAT_ONESHOT |
CLOCK_EVT_FEAT_PERIODIC |
CLOCK_EVT_FEAT_DUMMY;
evt->rating = 400;
evt->rating = 100;
evt->mult = 1;
evt->set_mode = broadcast_timer_set_mode;

33
arch/arm/lib/memset.S
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@ -14,31 +14,15 @@
.text
.align 5
.word 0
1: subs r2, r2, #4 @ 1 do we have enough
blt 5f @ 1 bytes to align with?
cmp r3, #2 @ 1
strltb r1, [ip], #1 @ 1
strleb r1, [ip], #1 @ 1
strb r1, [ip], #1 @ 1
add r2, r2, r3 @ 1 (r2 = r2 - (4 - r3))
/*
* The pointer is now aligned and the length is adjusted. Try doing the
* memset again.
*/
ENTRY(memset)
/*
* Preserve the contents of r0 for the return value.
*/
mov ip, r0
ands r3, ip, #3 @ 1 unaligned?
bne 1b @ 1
ands r3, r0, #3 @ 1 unaligned?
mov ip, r0 @ preserve r0 as return value
bne 6f @ 1
/*
* we know that the pointer in ip is aligned to a word boundary.
*/
orr r1, r1, r1, lsl #8
1: orr r1, r1, r1, lsl #8
orr r1, r1, r1, lsl #16
mov r3, r1
cmp r2, #16
@ -127,4 +111,13 @@ ENTRY(memset)
tst r2, #1
strneb r1, [ip], #1
mov pc, lr
6: subs r2, r2, #4 @ 1 do we have enough
blt 5b @ 1 bytes to align with?
cmp r3, #2 @ 1
strltb r1, [ip], #1 @ 1
strleb r1, [ip], #1 @ 1
strb r1, [ip], #1 @ 1
add r2, r2, r3 @ 1 (r2 = r2 - (4 - r3))
b 1b
ENDPROC(memset)

1
arch/arm/mach-at91/board-foxg20.c
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@ -176,6 +176,7 @@ static struct w1_gpio_platform_data w1_gpio_pdata = {
/* If you choose to use a pin other than PB16 it needs to be 3.3V */
.pin = AT91_PIN_PB16,
.is_open_drain = 1,
.ext_pullup_enable_pin = -EINVAL,
};
static struct platform_device w1_device = {

1
arch/arm/mach-at91/board-stamp9g20.c
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@ -188,6 +188,7 @@ static struct spi_board_info portuxg20_spi_devices[] = {
static struct w1_gpio_platform_data w1_gpio_pdata = {
.pin = AT91_PIN_PA29,
.is_open_drain = 1,
.ext_pullup_enable_pin = -EINVAL,
};
static struct platform_device w1_device = {

8
arch/arm/mach-at91/include/mach/gpio.h
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@ -209,6 +209,14 @@ extern int at91_get_gpio_value(unsigned pin);
extern void at91_gpio_suspend(void);
extern void at91_gpio_resume(void);
#ifdef CONFIG_PINCTRL_AT91
extern void at91_pinctrl_gpio_suspend(void);
extern void at91_pinctrl_gpio_resume(void);
#else
static inline void at91_pinctrl_gpio_suspend(void) {}
static inline void at91_pinctrl_gpio_resume(void) {}
#endif
#endif /* __ASSEMBLY__ */
#endif

20
arch/arm/mach-at91/irq.c
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@ -92,23 +92,21 @@ static int at91_aic_set_wake(struct irq_data *d, unsigned value)
void at91_irq_suspend(void)
{
int i = 0, bit;
int bit = -1;
if (has_aic5()) {
/* disable enabled irqs */
while ((bit = find_next_bit(backups, n_irqs, i)) < n_irqs) {
while ((bit = find_next_bit(backups, n_irqs, bit + 1)) < n_irqs) {
at91_aic_write(AT91_AIC5_SSR,
bit & AT91_AIC5_INTSEL_MSK);
at91_aic_write(AT91_AIC5_IDCR, 1);
i = bit;
}
/* enable wakeup irqs */
i = 0;
while ((bit = find_next_bit(wakeups, n_irqs, i)) < n_irqs) {
bit = -1;
while ((bit = find_next_bit(wakeups, n_irqs, bit + 1)) < n_irqs) {
at91_aic_write(AT91_AIC5_SSR,
bit & AT91_AIC5_INTSEL_MSK);
at91_aic_write(AT91_AIC5_IECR, 1);
i = bit;
}
} else {
at91_aic_write(AT91_AIC_IDCR, *backups);
@ -118,23 +116,21 @@ void at91_irq_suspend(void)
void at91_irq_resume(void)
{
int i = 0, bit;
int bit = -1;
if (has_aic5()) {
/* disable wakeup irqs */
while ((bit = find_next_bit(wakeups, n_irqs, i)) < n_irqs) {
while ((bit = find_next_bit(wakeups, n_irqs, bit + 1)) < n_irqs) {
at91_aic_write(AT91_AIC5_SSR,
bit & AT91_AIC5_INTSEL_MSK);
at91_aic_write(AT91_AIC5_IDCR, 1);
i = bit;
}
/* enable irqs disabled for suspend */
i = 0;
while ((bit = find_next_bit(backups, n_irqs, i)) < n_irqs) {
bit = -1;
while ((bit = find_next_bit(backups, n_irqs, bit + 1)) < n_irqs) {
at91_aic_write(AT91_AIC5_SSR,
bit & AT91_AIC5_INTSEL_MSK);
at91_aic_write(AT91_AIC5_IECR, 1);
i = bit;
}
} else {
at91_aic_write(AT91_AIC_IDCR, *wakeups);

10
arch/arm/mach-at91/pm.c
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@ -201,7 +201,10 @@ extern u32 at91_slow_clock_sz;
static int at91_pm_enter(suspend_state_t state)
{
at91_gpio_suspend();
if (of_have_populated_dt())
at91_pinctrl_gpio_suspend();
else
at91_gpio_suspend();
at91_irq_suspend();
pr_debug("AT91: PM - wake mask %08x, pm state %d\n",
@ -286,7 +289,10 @@ static int at91_pm_enter(suspend_state_t state)
error:
target_state = PM_SUSPEND_ON;
at91_irq_resume();
at91_gpio_resume();
if (of_have_populated_dt())
at91_pinctrl_gpio_resume();
else
at91_gpio_resume();
return 0;
}

3
arch/arm/mach-davinci/dma.c
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@ -743,6 +743,9 @@ EXPORT_SYMBOL(edma_free_channel);
*/
int edma_alloc_slot(unsigned ctlr, int slot)
{
if (!edma_cc[ctlr])
return -EINVAL;
if (slot >= 0)
slot = EDMA_CHAN_SLOT(slot);

1
arch/arm/mach-footbridge/Kconfig
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@ -67,6 +67,7 @@ config ARCH_NETWINDER
select ISA
select ISA_DMA
select PCI
select VIRT_TO_BUS
help
Say Y here if you intend to run this kernel on the Rebel.COM
NetWinder. Information about this machine can be found at:

1
arch/arm/mach-imx/clk-imx35.c
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@ -264,6 +264,7 @@ int __init mx35_clocks_init(void)
clk_prepare_enable(clk[gpio3_gate]);
clk_prepare_enable(clk[iim_gate]);
clk_prepare_enable(clk[emi_gate]);
clk_prepare_enable(clk[max_gate]);
/*
* SCC is needed to boot via mmc after a watchdog reset. The clock code

5
arch/arm/mach-imx/imx25-dt.c
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@ -27,6 +27,11 @@ static const char * const imx25_dt_board_compat[] __initconst = {
NULL
};
static void __init imx25_timer_init(void)
{
mx25_clocks_init_dt();
}
DT_MACHINE_START(IMX25_DT, "Freescale i.MX25 (Device Tree Support)")
.map_io = mx25_map_io,
.init_early = imx25_init_early,

1
arch/arm/mach-ixp4xx/vulcan-setup.c
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@ -163,6 +163,7 @@ static struct platform_device vulcan_max6369 = {
static struct w1_gpio_platform_data vulcan_w1_gpio_pdata = {
.pin = 14,
.ext_pullup_enable_pin = -EINVAL,
};
static struct platform_device vulcan_w1_gpio = {

1
arch/arm/mach-mmp/gplugd.c
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@ -9,6 +9,7 @@
*/
#include <linux/init.h>
#include <linux/platform_device.h>
#include <linux/gpio.h>
#include <asm/mach/arch.h>

1
arch/arm/mach-pxa/raumfeld.c
Просмотреть файл

@ -505,6 +505,7 @@ static struct w1_gpio_platform_data w1_gpio_platform_data = {
.pin = GPIO_ONE_WIRE,
.is_open_drain = 0,
.enable_external_pullup = w1_enable_external_pullup,
.ext_pullup_enable_pin = -EINVAL,
};
struct platform_device raumfeld_w1_gpio_device = {

36
arch/arm/mach-s5pv210/clock.c
Просмотреть файл

@ -214,11 +214,6 @@ static struct clk clk_pcmcdclk2 = {
.name = "pcmcdclk",
};
static struct clk dummy_apb_pclk = {
.name = "apb_pclk",
.id = -1,
};
static struct clk *clkset_vpllsrc_list[] = {
[0] = &clk_fin_vpll,
[1] = &clk_sclk_hdmi27m,
@ -305,18 +300,6 @@ static struct clk_ops clk_fout_apll_ops = {
static struct clk init_clocks_off[] = {
{
.name = "dma",
.devname = "dma-pl330.0",
.parent = &clk_hclk_psys.clk,
.enable = s5pv210_clk_ip0_ctrl,
.ctrlbit = (1 << 3),
}, {
.name = "dma",
.devname = "dma-pl330.1",
.parent = &clk_hclk_psys.clk,
.enable = s5pv210_clk_ip0_ctrl,
.ctrlbit = (1 << 4),
}, {
.name = "rot",
.parent = &clk_hclk_dsys.clk,
.enable = s5pv210_clk_ip0_ctrl,
@ -573,6 +556,20 @@ static struct clk clk_hsmmc3 = {
.ctrlbit = (1<<19),
};
static struct clk clk_pdma0 = {
.name = "pdma0",
.parent = &clk_hclk_psys.clk,
.enable = s5pv210_clk_ip0_ctrl,
.ctrlbit = (1 << 3),
};
static struct clk clk_pdma1 = {
.name = "pdma1",
.parent = &clk_hclk_psys.clk,
.enable = s5pv210_clk_ip0_ctrl,
.ctrlbit = (1 << 4),
};
static struct clk *clkset_uart_list[] = {
[6] = &clk_mout_mpll.clk,
[7] = &clk_mout_epll.clk,
@ -1075,6 +1072,8 @@ static struct clk *clk_cdev[] = {
&clk_hsmmc1,
&clk_hsmmc2,
&clk_hsmmc3,
&clk_pdma0,
&clk_pdma1,
};
/* Clock initialisation code */
@ -1333,6 +1332,8 @@ static struct clk_lookup s5pv210_clk_lookup[] = {
CLKDEV_INIT(NULL, "spi_busclk0", &clk_p),
CLKDEV_INIT("s5pv210-spi.0", "spi_busclk1", &clk_sclk_spi0.clk),
CLKDEV_INIT("s5pv210-spi.1", "spi_busclk1", &clk_sclk_spi1.clk),
CLKDEV_INIT("dma-pl330.0", "apb_pclk", &clk_pdma0),
CLKDEV_INIT("dma-pl330.1", "apb_pclk", &clk_pdma1),
};
void __init s5pv210_register_clocks(void)
@ -1361,6 +1362,5 @@ void __init s5pv210_register_clocks(void)
for (ptr = 0; ptr < ARRAY_SIZE(clk_cdev); ptr++)
s3c_disable_clocks(clk_cdev[ptr], 1);
s3c24xx_register_clock(&dummy_apb_pclk);
s3c_pwmclk_init();
}

2
arch/arm/mach-s5pv210/mach-goni.c
Просмотреть файл

@ -845,7 +845,7 @@ static struct fimc_source_info goni_camera_sensors[] = {
.mux_id = 0,
.flags = V4L2_MBUS_PCLK_SAMPLE_FALLING |
V4L2_MBUS_VSYNC_ACTIVE_LOW,
.bus_type = FIMC_BUS_TYPE_ITU_601,
.fimc_bus_type = FIMC_BUS_TYPE_ITU_601,
.board_info = &noon010pc30_board_info,
.i2c_bus_num = 0,
.clk_frequency = 16000000UL,

1
arch/arm/mach-shmobile/board-marzen.c
Просмотреть файл

@ -32,6 +32,7 @@
#include <linux/smsc911x.h>
#include <linux/spi/spi.h>
#include <linux/spi/sh_hspi.h>
#include <linux/mmc/host.h>
#include <linux/mmc/sh_mobile_sdhi.h>
#include <linux/mfd/tmio.h>
#include <linux/usb/otg.h>

5
arch/arm/mm/dma-mapping.c
Просмотреть файл

@ -342,6 +342,7 @@ static int __init atomic_pool_init(void)
{
struct dma_pool *pool = &atomic_pool;
pgprot_t prot = pgprot_dmacoherent(pgprot_kernel);
gfp_t gfp = GFP_KERNEL | GFP_DMA;
unsigned long nr_pages = pool->size >> PAGE_SHIFT;
unsigned long *bitmap;
struct page *page;
@ -361,8 +362,8 @@ static int __init atomic_pool_init(void)
ptr = __alloc_from_contiguous(NULL, pool->size, prot, &page,
atomic_pool_init);
else
ptr = __alloc_remap_buffer(NULL, pool->size, GFP_KERNEL, prot,
&page, atomic_pool_init);
ptr = __alloc_remap_buffer(NULL, pool->size, gfp, prot, &page,
atomic_pool_init);
if (ptr) {
int i;

2
arch/arm/net/bpf_jit_32.c
Просмотреть файл

@ -576,7 +576,7 @@ load_ind:
/* x = ((*(frame + k)) & 0xf) << 2; */
ctx->seen |= SEEN_X | SEEN_DATA | SEEN_CALL;
/* the interpreter should deal with the negative K */
if (k < 0)
if ((int)k < 0)
return -1;
/* offset in r1: we might have to take the slow path */
emit_mov_i(r_off, k, ctx);

1
arch/arm64/Kconfig
Просмотреть файл

@ -9,7 +9,6 @@ config ARM64
select CLONE_BACKWARDS
select COMMON_CLK
select GENERIC_CLOCKEVENTS
select GENERIC_HARDIRQS_NO_DEPRECATED
select GENERIC_IOMAP
select GENERIC_IRQ_PROBE
select GENERIC_IRQ_SHOW

11
arch/arm64/Kconfig.debug
Просмотреть файл

@ -6,17 +6,6 @@ config FRAME_POINTER
bool
default y
config DEBUG_ERRORS
bool "Verbose kernel error messages"
depends on DEBUG_KERNEL
help
This option controls verbose debugging information which can be
printed when the kernel detects an internal error. This debugging
information is useful to kernel hackers when tracking down problems,
but mostly meaningless to other people. It's safe to say Y unless
you are concerned with the code size or don't want to see these
messages.
config DEBUG_STACK_USAGE
bool "Enable stack utilization instrumentation"
depends on DEBUG_KERNEL

1
arch/arm64/configs/defconfig
Просмотреть файл

@ -82,4 +82,3 @@ CONFIG_DEBUG_KERNEL=y
CONFIG_DEBUG_INFO=y
# CONFIG_FTRACE is not set
CONFIG_ATOMIC64_SELFTEST=y
CONFIG_DEBUG_ERRORS=y

2
arch/arm64/include/asm/ucontext.h
Просмотреть файл

@ -22,7 +22,7 @@ struct ucontext {
stack_t uc_stack;
sigset_t uc_sigmask;
/* glibc uses a 1024-bit sigset_t */
__u8 __unused[(1024 - sizeof(sigset_t)) / 8];
__u8 __unused[1024 / 8 - sizeof(sigset_t)];
/* last for future expansion */
struct sigcontext uc_mcontext;
};

2
arch/arm64/kernel/arm64ksyms.c
Просмотреть файл

@ -40,7 +40,9 @@ EXPORT_SYMBOL(__copy_to_user);
EXPORT_SYMBOL(__clear_user);
/* bitops */
#ifdef CONFIG_SMP
EXPORT_SYMBOL(__atomic_hash);
#endif
/* physical memory */
EXPORT_SYMBOL(memstart_addr);

1
arch/arm64/kernel/signal32.c
Просмотреть файл

@ -549,7 +549,6 @@ int compat_setup_rt_frame(int usig, struct k_sigaction *ka, siginfo_t *info,
sigset_t *set, struct pt_regs *regs)
{
struct compat_rt_sigframe __user *frame;
compat_stack_t stack;
int err = 0;
frame = compat_get_sigframe(ka, regs, sizeof(*frame));

3
arch/openrisc/Kconfig
Просмотреть файл

@ -9,10 +9,9 @@ config OPENRISC
select OF_EARLY_FLATTREE
select IRQ_DOMAIN
select HAVE_MEMBLOCK
select ARCH_WANT_OPTIONAL_GPIOLIB
select ARCH_REQUIRE_GPIOLIB
select HAVE_ARCH_TRACEHOOK
select HAVE_GENERIC_HARDIRQS
select VIRT_TO_BUS
select GENERIC_IRQ_CHIP
select GENERIC_IRQ_PROBE
select GENERIC_IRQ_SHOW

1
arch/powerpc/Kconfig
Просмотреть файл

@ -90,6 +90,7 @@ config GENERIC_GPIO
config PPC
bool
default y
select BINFMT_ELF
select OF
select OF_EARLY_FLATTREE
select HAVE_FTRACE_MCOUNT_RECORD

128
arch/powerpc/include/asm/mmu-hash64.h
Просмотреть файл

@ -343,17 +343,16 @@ extern void slb_set_size(u16 size);
/*
* VSID allocation (256MB segment)
*
* We first generate a 38-bit "proto-VSID". For kernel addresses this
* is equal to the ESID | 1 << 37, for user addresses it is:
* (context << USER_ESID_BITS) | (esid & ((1U << USER_ESID_BITS) - 1)
* We first generate a 37-bit "proto-VSID". Proto-VSIDs are generated
* from mmu context id and effective segment id of the address.
*
* This splits the proto-VSID into the below range
* 0 - (2^(CONTEXT_BITS + USER_ESID_BITS) - 1) : User proto-VSID range
* 2^(CONTEXT_BITS + USER_ESID_BITS) - 2^(VSID_BITS) : Kernel proto-VSID range
*
* We also have CONTEXT_BITS + USER_ESID_BITS = VSID_BITS - 1
* That is, we assign half of the space to user processes and half
* to the kernel.
* For user processes max context id is limited to ((1ul << 19) - 5)
* for kernel space, we use the top 4 context ids to map address as below
* NOTE: each context only support 64TB now.
* 0x7fffc - [ 0xc000000000000000 - 0xc0003fffffffffff ]
* 0x7fffd - [ 0xd000000000000000 - 0xd0003fffffffffff ]
* 0x7fffe - [ 0xe000000000000000 - 0xe0003fffffffffff ]
* 0x7ffff - [ 0xf000000000000000 - 0xf0003fffffffffff ]
*
* The proto-VSIDs are then scrambled into real VSIDs with the
* multiplicative hash:
@ -363,41 +362,49 @@ extern void slb_set_size(u16 size);
* VSID_MULTIPLIER is prime, so in particular it is
* co-prime to VSID_MODULUS, making this a 1:1 scrambling function.
* Because the modulus is 2^n-1 we can compute it efficiently without
* a divide or extra multiply (see below).
* a divide or extra multiply (see below). The scramble function gives
* robust scattering in the hash table (at least based on some initial
* results).
*
* This scheme has several advantages over older methods:
* We also consider VSID 0 special. We use VSID 0 for slb entries mapping
* bad address. This enables us to consolidate bad address handling in
* hash_page.
*
* - We have VSIDs allocated for every kernel address
* (i.e. everything above 0xC000000000000000), except the very top
* segment, which simplifies several things.
*
* - We allow for USER_ESID_BITS significant bits of ESID and
* CONTEXT_BITS bits of context for user addresses.
* i.e. 64T (46 bits) of address space for up to half a million contexts.
*
* - The scramble function gives robust scattering in the hash
* table (at least based on some initial results). The previous
* method was more susceptible to pathological cases giving excessive
* hash collisions.
* We also need to avoid the last segment of the last context, because that
* would give a protovsid of 0x1fffffffff. That will result in a VSID 0
* because of the modulo operation in vsid scramble. But the vmemmap
* (which is what uses region 0xf) will never be close to 64TB in size
* (it's 56 bytes per page of system memory).
*/
#define CONTEXT_BITS 19
#define ESID_BITS 18
#define ESID_BITS_1T 6
/*
* 256MB segment
* The proto-VSID space has 2^(CONTEX_BITS + ESID_BITS) - 1 segments
* available for user + kernel mapping. The top 4 contexts are used for
* kernel mapping. Each segment contains 2^28 bytes. Each
* context maps 2^46 bytes (64TB) so we can support 2^19-1 contexts
* (19 == 37 + 28 - 46).
*/
#define MAX_USER_CONTEXT ((ASM_CONST(1) << CONTEXT_BITS) - 5)
/*
* This should be computed such that protovosid * vsid_mulitplier
* doesn't overflow 64 bits. It should also be co-prime to vsid_modulus
*/
#define VSID_MULTIPLIER_256M ASM_CONST(12538073) /* 24-bit prime */
#define VSID_BITS_256M 38
#define VSID_BITS_256M (CONTEXT_BITS + ESID_BITS)
#define VSID_MODULUS_256M ((1UL<<VSID_BITS_256M)-1)
#define VSID_MULTIPLIER_1T ASM_CONST(12538073) /* 24-bit prime */
#define VSID_BITS_1T 26
#define VSID_BITS_1T (CONTEXT_BITS + ESID_BITS_1T)
#define VSID_MODULUS_1T ((1UL<<VSID_BITS_1T)-1)
#define CONTEXT_BITS 19
#define USER_ESID_BITS 18
#define USER_ESID_BITS_1T 6
#define USER_VSID_RANGE (1UL << (USER_ESID_BITS + SID_SHIFT))
#define USER_VSID_RANGE (1UL << (ESID_BITS + SID_SHIFT))
/*
* This macro generates asm code to compute the VSID scramble
@ -421,7 +428,8 @@ extern void slb_set_size(u16 size);
srdi rx,rt,VSID_BITS_##size; \
clrldi rt,rt,(64-VSID_BITS_##size); \
add rt,rt,rx; /* add high and low bits */ \
/* Now, r3 == VSID (mod 2^36-1), and lies between 0 and \
/* NOTE: explanation based on VSID_BITS_##size = 36 \
* Now, r3 == VSID (mod 2^36-1), and lies between 0 and \
* 2^36-1+2^28-1. That in particular means that if r3 >= \
* 2^36-1, then r3+1 has the 2^36 bit set. So, if r3+1 has \
* the bit clear, r3 already has the answer we want, if it \
@ -513,34 +521,6 @@ typedef struct {
})
#endif /* 1 */
/*
* This is only valid for addresses >= PAGE_OFFSET
* The proto-VSID space is divided into two class
* User: 0 to 2^(CONTEXT_BITS + USER_ESID_BITS) -1
* kernel: 2^(CONTEXT_BITS + USER_ESID_BITS) to 2^(VSID_BITS) - 1
*
* With KERNEL_START at 0xc000000000000000, the proto vsid for
* the kernel ends up with 0xc00000000 (36 bits). With 64TB
* support we need to have kernel proto-VSID in the
* [2^37 to 2^38 - 1] range due to the increased USER_ESID_BITS.
*/
static inline unsigned long get_kernel_vsid(unsigned long ea, int ssize)
{
unsigned long proto_vsid;
/*
* We need to make sure proto_vsid for the kernel is
* >= 2^(CONTEXT_BITS + USER_ESID_BITS[_1T])
*/
if (ssize == MMU_SEGSIZE_256M) {
proto_vsid = ea >> SID_SHIFT;
proto_vsid |= (1UL << (CONTEXT_BITS + USER_ESID_BITS));
return vsid_scramble(proto_vsid, 256M);
}
proto_vsid = ea >> SID_SHIFT_1T;
proto_vsid |= (1UL << (CONTEXT_BITS + USER_ESID_BITS_1T));
return vsid_scramble(proto_vsid, 1T);
}
/* Returns the segment size indicator for a user address */
static inline int user_segment_size(unsigned long addr)
{
@ -550,17 +530,41 @@ static inline int user_segment_size(unsigned long addr)
return MMU_SEGSIZE_256M;
}
/* This is only valid for user addresses (which are below 2^44) */
static inline unsigned long get_vsid(unsigned long context, unsigned long ea,
int ssize)
{
/*
* Bad address. We return VSID 0 for that
*/
if ((ea & ~REGION_MASK) >= PGTABLE_RANGE)
return 0;
if (ssize == MMU_SEGSIZE_256M)
return vsid_scramble((context << USER_ESID_BITS)
return vsid_scramble((context << ESID_BITS)
| (ea >> SID_SHIFT), 256M);
return vsid_scramble((context << USER_ESID_BITS_1T)
return vsid_scramble((context << ESID_BITS_1T)
| (ea >> SID_SHIFT_1T), 1T);
}
/*
* This is only valid for addresses >= PAGE_OFFSET
*
* For kernel space, we use the top 4 context ids to map address as below
* 0x7fffc - [ 0xc000000000000000 - 0xc0003fffffffffff ]
* 0x7fffd - [ 0xd000000000000000 - 0xd0003fffffffffff ]
* 0x7fffe - [ 0xe000000000000000 - 0xe0003fffffffffff ]
* 0x7ffff - [ 0xf000000000000000 - 0xf0003fffffffffff ]
*/
static inline unsigned long get_kernel_vsid(unsigned long ea, int ssize)
{
unsigned long context;
/*
* kernel take the top 4 context from the available range
*/
context = (MAX_USER_CONTEXT) + ((ea >> 60) - 0xc) + 1;
return get_vsid(context, ea, ssize);
}
#endif /* __ASSEMBLY__ */
#endif /* _ASM_POWERPC_MMU_HASH64_H_ */

2
arch/powerpc/kernel/cputable.c
Просмотреть файл

@ -275,7 +275,7 @@ static struct cpu_spec __initdata cpu_specs[] = {
.cpu_features = CPU_FTRS_PPC970,
.cpu_user_features = COMMON_USER_POWER4 |
PPC_FEATURE_HAS_ALTIVEC_COMP,
.mmu_features = MMU_FTR_HPTE_TABLE,
.mmu_features = MMU_FTRS_PPC970,
.icache_bsize = 128,
.dcache_bsize = 128,
.num_pmcs = 8,

34
arch/powerpc/kernel/exceptions-64s.S
Просмотреть файл

@ -1452,20 +1452,36 @@ do_ste_alloc:
_GLOBAL(do_stab_bolted)
stw r9,PACA_EXSLB+EX_CCR(r13) /* save CR in exc. frame */
std r11,PACA_EXSLB+EX_SRR0(r13) /* save SRR0 in exc. frame */
mfspr r11,SPRN_DAR /* ea */
/*
* check for bad kernel/user address
* (ea & ~REGION_MASK) >= PGTABLE_RANGE
*/
rldicr. r9,r11,4,(63 - 46 - 4)
li r9,0 /* VSID = 0 for bad address */
bne- 0f
/*
* Calculate VSID:
* This is the kernel vsid, we take the top for context from
* the range. context = (MAX_USER_CONTEXT) + ((ea >> 60) - 0xc) + 1
* Here we know that (ea >> 60) == 0xc
*/
lis r9,(MAX_USER_CONTEXT + 1)@ha
addi r9,r9,(MAX_USER_CONTEXT + 1)@l
srdi r10,r11,SID_SHIFT
rldimi r10,r9,ESID_BITS,0 /* proto vsid */
ASM_VSID_SCRAMBLE(r10, r9, 256M)
rldic r9,r10,12,16 /* r9 = vsid << 12 */
0:
/* Hash to the primary group */
ld r10,PACASTABVIRT(r13)
mfspr r11,SPRN_DAR
srdi r11,r11,28
srdi r11,r11,SID_SHIFT
rldimi r10,r11,7,52 /* r10 = first ste of the group */
/* Calculate VSID */
/* This is a kernel address, so protovsid = ESID | 1 << 37 */
li r9,0x1
rldimi r11,r9,(CONTEXT_BITS + USER_ESID_BITS),0
ASM_VSID_SCRAMBLE(r11, r9, 256M)
rldic r9,r11,12,16 /* r9 = vsid << 12 */
/* Search the primary group for a free entry */
1: ld r11,0(r10) /* Test valid bit of the current ste */
andi. r11,r11,0x80

14
arch/powerpc/kernel/prom_init.c
Просмотреть файл

@ -2832,11 +2832,13 @@ static void unreloc_toc(void)
{
}
#else
static void __reloc_toc(void *tocstart, unsigned long offset,
unsigned long nr_entries)
static void __reloc_toc(unsigned long offset, unsigned long nr_entries)
{
unsigned long i;
unsigned long *toc_entry = (unsigned long *)tocstart;
unsigned long *toc_entry;
/* Get the start of the TOC by using r2 directly. */
asm volatile("addi %0,2,-0x8000" : "=b" (toc_entry));
for (i = 0; i < nr_entries; i++) {
*toc_entry = *toc_entry + offset;
@ -2850,8 +2852,7 @@ static void reloc_toc(void)
unsigned long nr_entries =
(__prom_init_toc_end - __prom_init_toc_start) / sizeof(long);
/* Need to add offset to get at __prom_init_toc_start */
__reloc_toc(__prom_init_toc_start + offset, offset, nr_entries);
__reloc_toc(offset, nr_entries);
mb();
}
@ -2864,8 +2865,7 @@ static void unreloc_toc(void)
mb();
/* __prom_init_toc_start has been relocated, no need to add offset */
__reloc_toc(__prom_init_toc_start, -offset, nr_entries);
__reloc_toc(-offset, nr_entries);
}
#endif
#endif

1
arch/powerpc/kernel/ptrace.c
Просмотреть файл

@ -1428,6 +1428,7 @@ static long ppc_set_hwdebug(struct task_struct *child,
brk.address = bp_info->addr & ~7UL;
brk.type = HW_BRK_TYPE_TRANSLATE;
brk.len = 8;
if (bp_info->trigger_type & PPC_BREAKPOINT_TRIGGER_READ)
brk.type |= HW_BRK_TYPE_READ;
if (bp_info->trigger_type & PPC_BREAKPOINT_TRIGGER_WRITE)

4
arch/powerpc/kvm/book3s_64_mmu_host.c
Просмотреть файл

@ -326,8 +326,8 @@ int kvmppc_mmu_init(struct kvm_vcpu *vcpu)
vcpu3s->context_id[0] = err;
vcpu3s->proto_vsid_max = ((vcpu3s->context_id[0] + 1)
<< USER_ESID_BITS) - 1;
vcpu3s->proto_vsid_first = vcpu3s->context_id[0] << USER_ESID_BITS;
<< ESID_BITS) - 1;
vcpu3s->proto_vsid_first = vcpu3s->context_id[0] << ESID_BITS;
vcpu3s->proto_vsid_next = vcpu3s->proto_vsid_first;
kvmppc_mmu_hpte_init(vcpu);

22
arch/powerpc/mm/hash_utils_64.c
Просмотреть файл

@ -195,6 +195,11 @@ int htab_bolt_mapping(unsigned long vstart, unsigned long vend,
unsigned long vpn = hpt_vpn(vaddr, vsid, ssize);
unsigned long tprot = prot;
/*
* If we hit a bad address return error.
*/
if (!vsid)
return -1;
/* Make kernel text executable */
if (overlaps_kernel_text(vaddr, vaddr + step))
tprot &= ~HPTE_R_N;
@ -759,6 +764,8 @@ void __init early_init_mmu(void)
/* Initialize stab / SLB management */
if (mmu_has_feature(MMU_FTR_SLB))
slb_initialize();
else
stab_initialize(get_paca()->stab_real);
}
#ifdef CONFIG_SMP
@ -922,11 +929,6 @@ int hash_page(unsigned long ea, unsigned long access, unsigned long trap)
DBG_LOW("hash_page(ea=%016lx, access=%lx, trap=%lx\n",
ea, access, trap);
if ((ea & ~REGION_MASK) >= PGTABLE_RANGE) {
DBG_LOW(" out of pgtable range !\n");
return 1;
}
/* Get region & vsid */
switch (REGION_ID(ea)) {
case USER_REGION_ID:
@ -957,6 +959,11 @@ int hash_page(unsigned long ea, unsigned long access, unsigned long trap)
}
DBG_LOW(" mm=%p, mm->pgdir=%p, vsid=%016lx\n", mm, mm->pgd, vsid);
/* Bad address. */
if (!vsid) {
DBG_LOW("Bad address!\n");
return 1;
}
/* Get pgdir */
pgdir = mm->pgd;
if (pgdir == NULL)
@ -1126,6 +1133,8 @@ void hash_preload(struct mm_struct *mm, unsigned long ea,
/* Get VSID */
ssize = user_segment_size(ea);
vsid = get_vsid(mm->context.id, ea, ssize);
if (!vsid)
return;
/* Hash doesn't like irqs */
local_irq_save(flags);
@ -1233,6 +1242,9 @@ static void kernel_map_linear_page(unsigned long vaddr, unsigned long lmi)
hash = hpt_hash(vpn, PAGE_SHIFT, mmu_kernel_ssize);
hpteg = ((hash & htab_hash_mask) * HPTES_PER_GROUP);
/* Don't create HPTE entries for bad address */
if (!vsid)
return;
ret = ppc_md.hpte_insert(hpteg, vpn, __pa(vaddr),
mode, HPTE_V_BOLTED,
mmu_linear_psize, mmu_kernel_ssize);

11
arch/powerpc/mm/mmu_context_hash64.c
Просмотреть файл

@ -29,15 +29,6 @@
static DEFINE_SPINLOCK(mmu_context_lock);
static DEFINE_IDA(mmu_context_ida);
/*
* 256MB segment
* The proto-VSID space has 2^(CONTEX_BITS + USER_ESID_BITS) - 1 segments
* available for user mappings. Each segment contains 2^28 bytes. Each
* context maps 2^46 bytes (64TB) so we can support 2^19-1 contexts
* (19 == 37 + 28 - 46).
*/
#define MAX_CONTEXT ((1UL << CONTEXT_BITS) - 1)
int __init_new_context(void)
{
int index;
@ -56,7 +47,7 @@ again:
else if (err)
return err;
if (index > MAX_CONTEXT) {
if (index > MAX_USER_CONTEXT) {
spin_lock(&mmu_context_lock);
ida_remove(&mmu_context_ida, index);
spin_unlock(&mmu_context_lock);

2
arch/powerpc/mm/pgtable_64.c
Просмотреть файл

@ -61,7 +61,7 @@
#endif
#ifdef CONFIG_PPC_STD_MMU_64
#if TASK_SIZE_USER64 > (1UL << (USER_ESID_BITS + SID_SHIFT))
#if TASK_SIZE_USER64 > (1UL << (ESID_BITS + SID_SHIFT))
#error TASK_SIZE_USER64 exceeds user VSID range
#endif
#endif

50
arch/powerpc/mm/slb_low.S
Просмотреть файл

@ -31,10 +31,15 @@
* No other registers are examined or changed.
*/
_GLOBAL(slb_allocate_realmode)
/* r3 = faulting address */
/*
* check for bad kernel/user address
* (ea & ~REGION_MASK) >= PGTABLE_RANGE
*/
rldicr. r9,r3,4,(63 - 46 - 4)
bne- 8f
srdi r9,r3,60 /* get region */
srdi r10,r3,28 /* get esid */
srdi r10,r3,SID_SHIFT /* get esid */
cmpldi cr7,r9,0xc /* cmp PAGE_OFFSET for later use */
/* r3 = address, r10 = esid, cr7 = <> PAGE_OFFSET */
@ -56,12 +61,14 @@ _GLOBAL(slb_allocate_realmode)
*/
_GLOBAL(slb_miss_kernel_load_linear)
li r11,0
li r9,0x1
/*
* for 1T we shift 12 bits more. slb_finish_load_1T will do
* the necessary adjustment
* context = (MAX_USER_CONTEXT) + ((ea >> 60) - 0xc) + 1
* r9 = region id.
*/
rldimi r10,r9,(CONTEXT_BITS + USER_ESID_BITS),0
addis r9,r9,(MAX_USER_CONTEXT - 0xc + 1)@ha
addi r9,r9,(MAX_USER_CONTEXT - 0xc + 1)@l
BEGIN_FTR_SECTION
b slb_finish_load
END_MMU_FTR_SECTION_IFCLR(MMU_FTR_1T_SEGMENT)
@ -91,24 +98,19 @@ _GLOBAL(slb_miss_kernel_load_vmemmap)
_GLOBAL(slb_miss_kernel_load_io)
li r11,0
6:
li r9,0x1
/*
* for 1T we shift 12 bits more. slb_finish_load_1T will do
* the necessary adjustment
* context = (MAX_USER_CONTEXT) + ((ea >> 60) - 0xc) + 1
* r9 = region id.
*/
rldimi r10,r9,(CONTEXT_BITS + USER_ESID_BITS),0
addis r9,r9,(MAX_USER_CONTEXT - 0xc + 1)@ha
addi r9,r9,(MAX_USER_CONTEXT - 0xc + 1)@l
BEGIN_FTR_SECTION
b slb_finish_load
END_MMU_FTR_SECTION_IFCLR(MMU_FTR_1T_SEGMENT)
b slb_finish_load_1T
0: /* user address: proto-VSID = context << 15 | ESID. First check
* if the address is within the boundaries of the user region
*/
srdi. r9,r10,USER_ESID_BITS
bne- 8f /* invalid ea bits set */
0:
/* when using slices, we extract the psize off the slice bitmaps
* and then we need to get the sllp encoding off the mmu_psize_defs
* array.
@ -164,15 +166,13 @@ END_MMU_FTR_SECTION_IFCLR(MMU_FTR_1T_SEGMENT)
ld r9,PACACONTEXTID(r13)
BEGIN_FTR_SECTION
cmpldi r10,0x1000
END_MMU_FTR_SECTION_IFSET(MMU_FTR_1T_SEGMENT)
rldimi r10,r9,USER_ESID_BITS,0
BEGIN_FTR_SECTION
bge slb_finish_load_1T
END_MMU_FTR_SECTION_IFSET(MMU_FTR_1T_SEGMENT)
b slb_finish_load
8: /* invalid EA */
li r10,0 /* BAD_VSID */
li r9,0 /* BAD_VSID */
li r11,SLB_VSID_USER /* flags don't much matter */
b slb_finish_load
@ -221,8 +221,6 @@ _GLOBAL(slb_allocate_user)
/* get context to calculate proto-VSID */
ld r9,PACACONTEXTID(r13)
rldimi r10,r9,USER_ESID_BITS,0
/* fall through slb_finish_load */
#endif /* __DISABLED__ */
@ -231,9 +229,10 @@ _GLOBAL(slb_allocate_user)
/*
* Finish loading of an SLB entry and return
*
* r3 = EA, r10 = proto-VSID, r11 = flags, clobbers r9, cr7 = <> PAGE_OFFSET
* r3 = EA, r9 = context, r10 = ESID, r11 = flags, clobbers r9, cr7 = <> PAGE_OFFSET
*/
slb_finish_load:
rldimi r10,r9,ESID_BITS,0
ASM_VSID_SCRAMBLE(r10,r9,256M)
/*
* bits above VSID_BITS_256M need to be ignored from r10
@ -298,10 +297,11 @@ _GLOBAL(slb_compare_rr_to_size)
/*
* Finish loading of a 1T SLB entry (for the kernel linear mapping) and return.
*
* r3 = EA, r10 = proto-VSID, r11 = flags, clobbers r9
* r3 = EA, r9 = context, r10 = ESID(256MB), r11 = flags, clobbers r9
*/
slb_finish_load_1T:
srdi r10,r10,40-28 /* get 1T ESID */
srdi r10,r10,(SID_SHIFT_1T - SID_SHIFT) /* get 1T ESID */
rldimi r10,r9,ESID_BITS_1T,0
ASM_VSID_SCRAMBLE(r10,r9,1T)
/*
* bits above VSID_BITS_1T need to be ignored from r10

2
arch/powerpc/mm/tlb_hash64.c
Просмотреть файл

@ -82,11 +82,11 @@ void hpte_need_flush(struct mm_struct *mm, unsigned long addr,
if (!is_kernel_addr(addr)) {
ssize = user_segment_size(addr);
vsid = get_vsid(mm->context.id, addr, ssize);
WARN_ON(vsid == 0);
} else {
vsid = get_kernel_vsid(addr, mmu_kernel_ssize);
ssize = mmu_kernel_ssize;
}
WARN_ON(vsid == 0);
vpn = hpt_vpn(addr, vsid, ssize);
rpte = __real_pte(__pte(pte), ptep);

13
arch/powerpc/perf/power7-pmu.c
Просмотреть файл

@ -420,7 +420,20 @@ static struct attribute_group power7_pmu_events_group = {
.attrs = power7_events_attr,
};
PMU_FORMAT_ATTR(event, "config:0-19");
static struct attribute *power7_pmu_format_attr[] = {
&format_attr_event.attr,
NULL,
};
struct attribute_group power7_pmu_format_group = {
.name = "format",
.attrs = power7_pmu_format_attr,
};
static const struct attribute_group *power7_pmu_attr_groups[] = {
&power7_pmu_format_group,
&power7_pmu_events_group,
NULL,
};

6
arch/powerpc/platforms/85xx/sgy_cts1000.c
Просмотреть файл

@ -69,7 +69,7 @@ static irqreturn_t gpio_halt_irq(int irq, void *__data)
return IRQ_HANDLED;
};
static int __devinit gpio_halt_probe(struct platform_device *pdev)
static int gpio_halt_probe(struct platform_device *pdev)
{
enum of_gpio_flags flags;
struct device_node *node = pdev->dev.of_node;
@ -128,7 +128,7 @@ static int __devinit gpio_halt_probe(struct platform_device *pdev)
return 0;
}
static int __devexit gpio_halt_remove(struct platform_device *pdev)
static int gpio_halt_remove(struct platform_device *pdev)
{
if (halt_node) {
int gpio = of_get_gpio(halt_node, 0);
@ -165,7 +165,7 @@ static struct platform_driver gpio_halt_driver = {
.of_match_table = gpio_halt_match,
},
.probe = gpio_halt_probe,
.remove = __devexit_p(gpio_halt_remove),
.remove = gpio_halt_remove,
};
module_platform_driver(gpio_halt_driver);

6
arch/powerpc/platforms/Kconfig.cputype
Просмотреть файл

@ -124,9 +124,8 @@ config 6xx
select PPC_HAVE_PMU_SUPPORT
config POWER3
bool
depends on PPC64 && PPC_BOOK3S
default y if !POWER4_ONLY
def_bool y
config POWER4
depends on PPC64 && PPC_BOOK3S
@ -145,8 +144,7 @@ config TUNE_CELL
but somewhat slower on other machines. This option only changes
the scheduling of instructions, not the selection of instructions
itself, so the resulting kernel will keep running on all other
machines. When building a kernel that is supposed to run only
on Cell, you should also select the POWER4_ONLY option.
machines.
# this is temp to handle compat with arch=ppc
config 8xx

6
arch/s390/include/asm/eadm.h
Просмотреть файл

@ -34,6 +34,8 @@ struct arsb {
u32 reserved[4];
} __packed;
#define EQC_WR_PROHIBIT 22
struct msb {
u8 fmt:4;
u8 oc:4;
@ -96,11 +98,13 @@ struct scm_device {
#define OP_STATE_TEMP_ERR 2
#define OP_STATE_PERM_ERR 3
enum scm_event {SCM_CHANGE, SCM_AVAIL};
struct scm_driver {
struct device_driver drv;
int (*probe) (struct scm_device *scmdev);
int (*remove) (struct scm_device *scmdev);
void (*notify) (struct scm_device *scmdev);
void (*notify) (struct scm_device *scmdev, enum scm_event event);
void (*handler) (struct scm_device *scmdev, void *data, int error);
};

2
arch/s390/include/asm/tlbflush.h
Просмотреть файл

@ -74,8 +74,6 @@ static inline void __tlb_flush_idte(unsigned long asce)
static inline void __tlb_flush_mm(struct mm_struct * mm)
{
if (unlikely(cpumask_empty(mm_cpumask(mm))))
return;
/*
* If the machine has IDTE we prefer to do a per mm flush
* on all cpus instead of doing a local flush if the mm

3
arch/s390/kernel/entry.S
Просмотреть файл

@ -636,7 +636,8 @@ ENTRY(mcck_int_handler)
UPDATE_VTIME %r14,%r15,__LC_MCCK_ENTER_TIMER
mcck_skip:
SWITCH_ASYNC __LC_GPREGS_SAVE_AREA+32,__LC_PANIC_STACK,PAGE_SHIFT
mvc __PT_R0(64,%r11),__LC_GPREGS_SAVE_AREA
stm %r0,%r7,__PT_R0(%r11)
mvc __PT_R8(32,%r11),__LC_GPREGS_SAVE_AREA+32
stm %r8,%r9,__PT_PSW(%r11)
xc __SF_BACKCHAIN(4,%r15),__SF_BACKCHAIN(%r15)
l %r1,BASED(.Ldo_machine_check)

5
arch/s390/kernel/entry64.S
Просмотреть файл

@ -678,8 +678,9 @@ ENTRY(mcck_int_handler)
UPDATE_VTIME %r14,__LC_MCCK_ENTER_TIMER
LAST_BREAK %r14
mcck_skip:
lghi %r14,__LC_GPREGS_SAVE_AREA
mvc __PT_R0(128,%r11),0(%r14)
lghi %r14,__LC_GPREGS_SAVE_AREA+64
stmg %r0,%r7,__PT_R0(%r11)
mvc __PT_R8(64,%r11),0(%r14)
stmg %r8,%r9,__PT_PSW(%r11)
xc __SF_BACKCHAIN(8,%r15),__SF_BACKCHAIN(%r15)
lgr %r2,%r11 # pass pointer to pt_regs

2
arch/s390/kernel/setup.c
Просмотреть файл

@ -571,6 +571,8 @@ static void __init setup_memory_end(void)
/* Split remaining virtual space between 1:1 mapping & vmemmap array */
tmp = VMALLOC_START / (PAGE_SIZE + sizeof(struct page));
/* vmemmap contains a multiple of PAGES_PER_SECTION struct pages */
tmp = SECTION_ALIGN_UP(tmp);
tmp = VMALLOC_START - tmp * sizeof(struct page);
tmp &= ~((vmax >> 11) - 1); /* align to page table level */
tmp = min(tmp, 1UL << MAX_PHYSMEM_BITS);

8
arch/sparc/Kconfig
Просмотреть файл

@ -84,12 +84,6 @@ config ARCH_DEFCONFIG
default "arch/sparc/configs/sparc32_defconfig" if SPARC32
default "arch/sparc/configs/sparc64_defconfig" if SPARC64
# CONFIG_BITS can be used at source level to get 32/64 bits
config BITS
int
default 32 if SPARC32
default 64 if SPARC64
config IOMMU_HELPER
bool
default y if SPARC64
@ -197,7 +191,7 @@ config RWSEM_XCHGADD_ALGORITHM
config GENERIC_HWEIGHT
bool
default y if !ULTRA_HAS_POPULATION_COUNT
default y
config GENERIC_CALIBRATE_DELAY
bool

1
arch/sparc/include/asm/spitfire.h
Просмотреть файл

@ -45,6 +45,7 @@
#define SUN4V_CHIP_NIAGARA3 0x03
#define SUN4V_CHIP_NIAGARA4 0x04
#define SUN4V_CHIP_NIAGARA5 0x05
#define SUN4V_CHIP_SPARC64X 0x8a
#define SUN4V_CHIP_UNKNOWN 0xff
#ifndef __ASSEMBLY__

6
arch/sparc/kernel/cpu.c
Просмотреть файл

@ -493,6 +493,12 @@ static void __init sun4v_cpu_probe(void)
sparc_pmu_type = "niagara5";
break;
case SUN4V_CHIP_SPARC64X:
sparc_cpu_type = "SPARC64-X";
sparc_fpu_type = "SPARC64-X integrated FPU";
sparc_pmu_type = "sparc64-x";
break;
default:
printk(KERN_WARNING "CPU: Unknown sun4v cpu type [%s]\n",
prom_cpu_compatible);

25
arch/sparc/kernel/head_64.S
Просмотреть файл

@ -134,6 +134,8 @@ prom_niagara_prefix:
.asciz "SUNW,UltraSPARC-T"
prom_sparc_prefix:
.asciz "SPARC-"
prom_sparc64x_prefix:
.asciz "SPARC64-X"
.align 4
prom_root_compatible:
.skip 64
@ -412,7 +414,7 @@ sun4v_chip_type:
cmp %g2, 'T'
be,pt %xcc, 70f
cmp %g2, 'M'
bne,pn %xcc, 4f
bne,pn %xcc, 49f
nop
70: ldub [%g1 + 7], %g2
@ -425,7 +427,7 @@ sun4v_chip_type:
cmp %g2, '5'
be,pt %xcc, 5f
mov SUN4V_CHIP_NIAGARA5, %g4
ba,pt %xcc, 4f
ba,pt %xcc, 49f
nop
91: sethi %hi(prom_cpu_compatible), %g1
@ -439,6 +441,25 @@ sun4v_chip_type:
mov SUN4V_CHIP_NIAGARA2, %g4
4:
/* Athena */
sethi %hi(prom_cpu_compatible), %g1
or %g1, %lo(prom_cpu_compatible), %g1
sethi %hi(prom_sparc64x_prefix), %g7
or %g7, %lo(prom_sparc64x_prefix), %g7
mov 9, %g3
41: ldub [%g7], %g2
ldub [%g1], %g4
cmp %g2, %g4
bne,pn %icc, 49f
add %g7, 1, %g7
subcc %g3, 1, %g3
bne,pt %xcc, 41b
add %g1, 1, %g1
mov SUN4V_CHIP_SPARC64X, %g4
ba,pt %xcc, 5f
nop
49:
mov SUN4V_CHIP_UNKNOWN, %g4
5: sethi %hi(sun4v_chip_type), %g2
or %g2, %lo(sun4v_chip_type), %g2

41
arch/sparc/kernel/leon_pci_grpci2.c
Просмотреть файл

@ -186,6 +186,8 @@ struct grpci2_cap_first {
#define CAP9_IOMAP_OFS 0x20
#define CAP9_BARSIZE_OFS 0x24
#define TGT 256
struct grpci2_priv {
struct leon_pci_info info; /* must be on top of this structure */
struct grpci2_regs *regs;
@ -237,8 +239,12 @@ static int grpci2_cfg_r32(struct grpci2_priv *priv, unsigned int bus,
if (where & 0x3)
return -EINVAL;
if (bus == 0 && PCI_SLOT(devfn) != 0)
devfn += (0x8 * 6);
if (bus == 0) {
devfn += (0x8 * 6); /* start at AD16=Device0 */
} else if (bus == TGT) {
bus = 0;
devfn = 0; /* special case: bridge controller itself */
}
/* Select bus */
spin_lock_irqsave(&grpci2_dev_lock, flags);
@ -303,8 +309,12 @@ static int grpci2_cfg_w32(struct grpci2_priv *priv, unsigned int bus,
if (where & 0x3)
return -EINVAL;
if (bus == 0 && PCI_SLOT(devfn) != 0)
devfn += (0x8 * 6);
if (bus == 0) {
devfn += (0x8 * 6); /* start at AD16=Device0 */
} else if (bus == TGT) {
bus = 0;
devfn = 0; /* special case: bridge controller itself */
}
/* Select bus */
spin_lock_irqsave(&grpci2_dev_lock, flags);
@ -368,7 +378,7 @@ static int grpci2_read_config(struct pci_bus *bus, unsigned int devfn,
unsigned int busno = bus->number;
int ret;
if (PCI_SLOT(devfn) > 15 || (PCI_SLOT(devfn) == 0 && busno == 0)) {
if (PCI_SLOT(devfn) > 15 || busno > 255) {
*val = ~0;
return 0;
}
@ -406,7 +416,7 @@ static int grpci2_write_config(struct pci_bus *bus, unsigned int devfn,
struct grpci2_priv *priv = grpci2priv;
unsigned int busno = bus->number;
if (PCI_SLOT(devfn) > 15 || (PCI_SLOT(devfn) == 0 && busno == 0))
if (PCI_SLOT(devfn) > 15 || busno > 255)
return 0;
#ifdef GRPCI2_DEBUG_CFGACCESS
@ -578,15 +588,15 @@ void grpci2_hw_init(struct grpci2_priv *priv)
REGSTORE(regs->ahbmst_map[i], priv->pci_area);
/* Get the GRPCI2 Host PCI ID */
grpci2_cfg_r32(priv, 0, 0, PCI_VENDOR_ID, &priv->pciid);
grpci2_cfg_r32(priv, TGT, 0, PCI_VENDOR_ID, &priv->pciid);
/* Get address to first (always defined) capability structure */
grpci2_cfg_r8(priv, 0, 0, PCI_CAPABILITY_LIST, &capptr);
grpci2_cfg_r8(priv, TGT, 0, PCI_CAPABILITY_LIST, &capptr);
/* Enable/Disable Byte twisting */
grpci2_cfg_r32(priv, 0, 0, capptr+CAP9_IOMAP_OFS, &io_map);
grpci2_cfg_r32(priv, TGT, 0, capptr+CAP9_IOMAP_OFS, &io_map);
io_map = (io_map & ~0x1) | (priv->bt_enabled ? 1 : 0);
grpci2_cfg_w32(priv, 0, 0, capptr+CAP9_IOMAP_OFS, io_map);
grpci2_cfg_w32(priv, TGT, 0, capptr+CAP9_IOMAP_OFS, io_map);
/* Setup the Host's PCI Target BARs for other peripherals to access,
* and do DMA to the host's memory. The target BARs can be sized and
@ -617,17 +627,18 @@ void grpci2_hw_init(struct grpci2_priv *priv)
pciadr = 0;
}
}
grpci2_cfg_w32(priv, 0, 0, capptr+CAP9_BARSIZE_OFS+i*4, bar_sz);
grpci2_cfg_w32(priv, 0, 0, PCI_BASE_ADDRESS_0+i*4, pciadr);
grpci2_cfg_w32(priv, 0, 0, capptr+CAP9_BAR_OFS+i*4, ahbadr);
grpci2_cfg_w32(priv, TGT, 0, capptr+CAP9_BARSIZE_OFS+i*4,
bar_sz);
grpci2_cfg_w32(priv, TGT, 0, PCI_BASE_ADDRESS_0+i*4, pciadr);
grpci2_cfg_w32(priv, TGT, 0, capptr+CAP9_BAR_OFS+i*4, ahbadr);
printk(KERN_INFO " TGT BAR[%d]: 0x%08x (PCI)-> 0x%08x\n",
i, pciadr, ahbadr);
}
/* set as bus master and enable pci memory responses */
grpci2_cfg_r32(priv, 0, 0, PCI_COMMAND, &data);
grpci2_cfg_r32(priv, TGT, 0, PCI_COMMAND, &data);
data |= (PCI_COMMAND_MEMORY | PCI_COMMAND_MASTER);
grpci2_cfg_w32(priv, 0, 0, PCI_COMMAND, data);
grpci2_cfg_w32(priv, TGT, 0, PCI_COMMAND, data);
/* Enable Error respone (CPU-TRAP) on illegal memory access. */
REGSTORE(regs->ctrl, CTRL_ER | CTRL_PE);

1
arch/tile/configs/tilegx_defconfig
Просмотреть файл

@ -330,7 +330,6 @@ CONFIG_MD_RAID0=m
CONFIG_MD_RAID1=m
CONFIG_MD_RAID10=m
CONFIG_MD_RAID456=m
CONFIG_MULTICORE_RAID456=y
CONFIG_MD_FAULTY=m
CONFIG_BLK_DEV_DM=m
CONFIG_DM_DEBUG=y

1
arch/tile/configs/tilepro_defconfig
Просмотреть файл

@ -324,7 +324,6 @@ CONFIG_MD_RAID0=m
CONFIG_MD_RAID1=m
CONFIG_MD_RAID10=m
CONFIG_MD_RAID456=m
CONFIG_MULTICORE_RAID456=y
CONFIG_MD_FAULTY=m
CONFIG_BLK_DEV_DM=m
CONFIG_DM_DEBUG=y

1
arch/x86/include/asm/kprobes.h
Просмотреть файл

@ -77,6 +77,7 @@ struct arch_specific_insn {
* a post_handler or break_handler).
*/
int boostable;
bool if_modifier;
};
struct arch_optimized_insn {

4
arch/x86/include/asm/kvm_host.h
Просмотреть файл

@ -414,8 +414,8 @@ struct kvm_vcpu_arch {
gpa_t time;
struct pvclock_vcpu_time_info hv_clock;
unsigned int hw_tsc_khz;
unsigned int time_offset;
struct page *time_page;
struct gfn_to_hva_cache pv_time;
bool pv_time_enabled;
/* set guest stopped flag in pvclock flags field */
bool pvclock_set_guest_stopped_request;

4
arch/x86/kernel/cpu/perf_event_intel.c
Просмотреть файл

@ -101,6 +101,10 @@ static struct event_constraint intel_snb_event_constraints[] __read_mostly =
FIXED_EVENT_CONSTRAINT(0x00c0, 0), /* INST_RETIRED.ANY */
FIXED_EVENT_CONSTRAINT(0x003c, 1), /* CPU_CLK_UNHALTED.CORE */
FIXED_EVENT_CONSTRAINT(0x0300, 2), /* CPU_CLK_UNHALTED.REF */
INTEL_UEVENT_CONSTRAINT(0x04a3, 0xf), /* CYCLE_ACTIVITY.CYCLES_NO_DISPATCH */
INTEL_UEVENT_CONSTRAINT(0x05a3, 0xf), /* CYCLE_ACTIVITY.STALLS_L2_PENDING */
INTEL_UEVENT_CONSTRAINT(0x02a3, 0x4), /* CYCLE_ACTIVITY.CYCLES_L1D_PENDING */
INTEL_UEVENT_CONSTRAINT(0x06a3, 0x4), /* CYCLE_ACTIVITY.STALLS_L1D_PENDING */
INTEL_EVENT_CONSTRAINT(0x48, 0x4), /* L1D_PEND_MISS.PENDING */
INTEL_UEVENT_CONSTRAINT(0x01c0, 0x2), /* INST_RETIRED.PREC_DIST */
INTEL_EVENT_CONSTRAINT(0xcd, 0x8), /* MEM_TRANS_RETIRED.LOAD_LATENCY */

4
arch/x86/kernel/cpu/perf_event_intel_ds.c
Просмотреть файл

@ -732,8 +732,10 @@ void intel_ds_init(void)
void perf_restore_debug_store(void)
{
struct debug_store *ds = __this_cpu_read(cpu_hw_events.ds);
if (!x86_pmu.bts && !x86_pmu.pebs)
return;
init_debug_store_on_cpu(smp_processor_id());
wrmsrl(MSR_IA32_DS_AREA, (unsigned long)ds);
}

5
arch/x86/kernel/kprobes/core.c
Просмотреть файл

@ -375,6 +375,9 @@ static void __kprobes arch_copy_kprobe(struct kprobe *p)
else
p->ainsn.boostable = -1;
/* Check whether the instruction modifies Interrupt Flag or not */
p->ainsn.if_modifier = is_IF_modifier(p->ainsn.insn);
/* Also, displacement change doesn't affect the first byte */
p->opcode = p->ainsn.insn[0];
}
@ -434,7 +437,7 @@ static void __kprobes set_current_kprobe(struct kprobe *p, struct pt_regs *regs,
__this_cpu_write(current_kprobe, p);
kcb->kprobe_saved_flags = kcb->kprobe_old_flags
= (regs->flags & (X86_EFLAGS_TF | X86_EFLAGS_IF));
if (is_IF_modifier(p->ainsn.insn))
if (p->ainsn.if_modifier)
kcb->kprobe_saved_flags &= ~X86_EFLAGS_IF;
}

64
arch/x86/kvm/x86.c
Просмотреть файл

@ -1406,25 +1406,15 @@ static int kvm_guest_time_update(struct kvm_vcpu *v)
unsigned long flags, this_tsc_khz;
struct kvm_vcpu_arch *vcpu = &v->arch;
struct kvm_arch *ka = &v->kvm->arch;
void *shared_kaddr;
s64 kernel_ns, max_kernel_ns;
u64 tsc_timestamp, host_tsc;
struct pvclock_vcpu_time_info *guest_hv_clock;
struct pvclock_vcpu_time_info guest_hv_clock;
u8 pvclock_flags;
bool use_master_clock;
kernel_ns = 0;
host_tsc = 0;
/* Keep irq disabled to prevent changes to the clock */
local_irq_save(flags);
this_tsc_khz = __get_cpu_var(cpu_tsc_khz);
if (unlikely(this_tsc_khz == 0)) {
local_irq_restore(flags);
kvm_make_request(KVM_REQ_CLOCK_UPDATE, v);
return 1;
}
/*
* If the host uses TSC clock, then passthrough TSC as stable
* to the guest.
@ -1436,6 +1426,15 @@ static int kvm_guest_time_update(struct kvm_vcpu *v)
kernel_ns = ka->master_kernel_ns;
}
spin_unlock(&ka->pvclock_gtod_sync_lock);
/* Keep irq disabled to prevent changes to the clock */
local_irq_save(flags);
this_tsc_khz = __get_cpu_var(cpu_tsc_khz);
if (unlikely(this_tsc_khz == 0)) {
local_irq_restore(flags);
kvm_make_request(KVM_REQ_CLOCK_UPDATE, v);
return 1;
}
if (!use_master_clock) {
host_tsc = native_read_tsc();
kernel_ns = get_kernel_ns();
@ -1463,7 +1462,7 @@ static int kvm_guest_time_update(struct kvm_vcpu *v)
local_irq_restore(flags);
if (!vcpu->time_page)
if (!vcpu->pv_time_enabled)
return 0;
/*
@ -1525,12 +1524,12 @@ static int kvm_guest_time_update(struct kvm_vcpu *v)
*/
vcpu->hv_clock.version += 2;
shared_kaddr = kmap_atomic(vcpu->time_page);
guest_hv_clock = shared_kaddr + vcpu->time_offset;
if (unlikely(kvm_read_guest_cached(v->kvm, &vcpu->pv_time,
&guest_hv_clock, sizeof(guest_hv_clock))))
return 0;
/* retain PVCLOCK_GUEST_STOPPED if set in guest copy */
pvclock_flags = (guest_hv_clock->flags & PVCLOCK_GUEST_STOPPED);
pvclock_flags = (guest_hv_clock.flags & PVCLOCK_GUEST_STOPPED);
if (vcpu->pvclock_set_guest_stopped_request) {
pvclock_flags |= PVCLOCK_GUEST_STOPPED;
@ -1543,12 +1542,9 @@ static int kvm_guest_time_update(struct kvm_vcpu *v)
vcpu->hv_clock.flags = pvclock_flags;
memcpy(shared_kaddr + vcpu->time_offset, &vcpu->hv_clock,
sizeof(vcpu->hv_clock));
kunmap_atomic(shared_kaddr);
mark_page_dirty(v->kvm, vcpu->time >> PAGE_SHIFT);
kvm_write_guest_cached(v->kvm, &vcpu->pv_time,
&vcpu->hv_clock,
sizeof(vcpu->hv_clock));
return 0;
}
@ -1837,10 +1833,7 @@ static int kvm_pv_enable_async_pf(struct kvm_vcpu *vcpu, u64 data)
static void kvmclock_reset(struct kvm_vcpu *vcpu)
{
if (vcpu->arch.time_page) {
kvm_release_page_dirty(vcpu->arch.time_page);
vcpu->arch.time_page = NULL;
}
vcpu->arch.pv_time_enabled = false;
}
static void accumulate_steal_time(struct kvm_vcpu *vcpu)
@ -1947,6 +1940,7 @@ int kvm_set_msr_common(struct kvm_vcpu *vcpu, struct msr_data *msr_info)
break;
case MSR_KVM_SYSTEM_TIME_NEW:
case MSR_KVM_SYSTEM_TIME: {
u64 gpa_offset;
kvmclock_reset(vcpu);
vcpu->arch.time = data;
@ -1956,14 +1950,17 @@ int kvm_set_msr_common(struct kvm_vcpu *vcpu, struct msr_data *msr_info)
if (!(data & 1))
break;
/* ...but clean it before doing the actual write */
vcpu->arch.time_offset = data & ~(PAGE_MASK | 1);
gpa_offset = data & ~(PAGE_MASK | 1);
vcpu->arch.time_page =
gfn_to_page(vcpu->kvm, data >> PAGE_SHIFT);
/* Check that the address is 32-byte aligned. */
if (gpa_offset & (sizeof(struct pvclock_vcpu_time_info) - 1))
break;
if (is_error_page(vcpu->arch.time_page))
vcpu->arch.time_page = NULL;
if (kvm_gfn_to_hva_cache_init(vcpu->kvm,
&vcpu->arch.pv_time, data & ~1ULL))
vcpu->arch.pv_time_enabled = false;
else
vcpu->arch.pv_time_enabled = true;
break;
}
@ -2967,7 +2964,7 @@ static int kvm_vcpu_ioctl_x86_set_xcrs(struct kvm_vcpu *vcpu,
*/
static int kvm_set_guest_paused(struct kvm_vcpu *vcpu)
{
if (!vcpu->arch.time_page)
if (!vcpu->arch.pv_time_enabled)
return -EINVAL;
vcpu->arch.pvclock_set_guest_stopped_request = true;
kvm_make_request(KVM_REQ_CLOCK_UPDATE, vcpu);
@ -6718,6 +6715,7 @@ int kvm_arch_vcpu_init(struct kvm_vcpu *vcpu)
goto fail_free_wbinvd_dirty_mask;
vcpu->arch.ia32_tsc_adjust_msr = 0x0;
vcpu->arch.pv_time_enabled = false;
kvm_async_pf_hash_reset(vcpu);
kvm_pmu_init(vcpu);

2
drivers/amba/tegra-ahb.c
Просмотреть файл

@ -158,7 +158,7 @@ int tegra_ahb_enable_smmu(struct device_node *dn)
EXPORT_SYMBOL(tegra_ahb_enable_smmu);
#endif
#ifdef CONFIG_PM_SLEEP
#ifdef CONFIG_PM
static int tegra_ahb_suspend(struct device *dev)
{
int i;

13
drivers/ata/Kconfig
Просмотреть файл

@ -59,15 +59,16 @@ config ATA_ACPI
option libata.noacpi=1
config SATA_ZPODD
bool "SATA Zero Power ODD Support"
bool "SATA Zero Power Optical Disc Drive (ZPODD) support"
depends on ATA_ACPI
default n
help
This option adds support for SATA ZPODD. It requires both
ODD and the platform support, and if enabled, will automatically
power on/off the ODD when certain condition is satisfied. This
does not impact user's experience of the ODD, only power is saved
when ODD is not in use(i.e. no disc inside).
This option adds support for SATA Zero Power Optical Disc
Drive (ZPODD). It requires both the ODD and the platform
support, and if enabled, will automatically power on/off the
ODD when certain condition is satisfied. This does not impact
end user's experience of the ODD, only power is saved when
the ODD is not in use (i.e. no disc inside).
If unsure, say N.

2
drivers/ata/ahci.c
Просмотреть файл

@ -281,6 +281,8 @@ static const struct pci_device_id ahci_pci_tbl[] = {
{ PCI_VDEVICE(INTEL, 0x1f37), board_ahci }, /* Avoton RAID */
{ PCI_VDEVICE(INTEL, 0x1f3e), board_ahci }, /* Avoton RAID */
{ PCI_VDEVICE(INTEL, 0x1f3f), board_ahci }, /* Avoton RAID */
{ PCI_VDEVICE(INTEL, 0x2823), board_ahci }, /* Wellsburg RAID */
{ PCI_VDEVICE(INTEL, 0x2827), board_ahci }, /* Wellsburg RAID */
{ PCI_VDEVICE(INTEL, 0x8d02), board_ahci }, /* Wellsburg AHCI */
{ PCI_VDEVICE(INTEL, 0x8d04), board_ahci }, /* Wellsburg RAID */
{ PCI_VDEVICE(INTEL, 0x8d06), board_ahci }, /* Wellsburg RAID */

4
drivers/ata/ata_piix.c
Просмотреть файл

@ -1547,6 +1547,10 @@ static bool piix_broken_system_poweroff(struct pci_dev *pdev)
static int prefer_ms_hyperv = 1;
module_param(prefer_ms_hyperv, int, 0);
MODULE_PARM_DESC(prefer_ms_hyperv,
"Prefer Hyper-V paravirtualization drivers instead of ATA, "
"0 - Use ATA drivers, "
"1 (Default) - Use the paravirtualization drivers.");
static void piix_ignore_devices_quirk(struct ata_host *host)
{

2
drivers/ata/libata-acpi.c
Просмотреть файл

@ -1027,7 +1027,7 @@ static void ata_acpi_register_power_resource(struct ata_device *dev)
handle = ata_dev_acpi_handle(dev);
if (handle)
acpi_dev_pm_remove_dependent(handle, &sdev->sdev_gendev);
acpi_dev_pm_add_dependent(handle, &sdev->sdev_gendev);
}
static void ata_acpi_unregister_power_resource(struct ata_device *dev)

13
drivers/ata/pata_samsung_cf.c
Просмотреть файл

@ -661,18 +661,7 @@ static struct platform_driver pata_s3c_driver = {
},
};
static int __init pata_s3c_init(void)
{
return platform_driver_probe(&pata_s3c_driver, pata_s3c_probe);
}
static void __exit pata_s3c_exit(void)
{
platform_driver_unregister(&pata_s3c_driver);
}
module_init(pata_s3c_init);
module_exit(pata_s3c_exit);
module_platform_driver_probe(pata_s3c_driver, pata_s3c_probe);
MODULE_AUTHOR("Abhilash Kesavan, <a.kesavan@samsung.com>");
MODULE_DESCRIPTION("low-level driver for Samsung PATA controller");

3
drivers/ata/sata_fsl.c
Просмотреть файл

@ -1511,8 +1511,7 @@ error_exit_with_cleanup:
if (hcr_base)
iounmap(hcr_base);
if (host_priv)
kfree(host_priv);
kfree(host_priv);
return retval;
}

33
drivers/block/nvme.c
Просмотреть файл

@ -135,6 +135,7 @@ static inline void _nvme_check_size(void)
BUILD_BUG_ON(sizeof(struct nvme_id_ctrl) != 4096);
BUILD_BUG_ON(sizeof(struct nvme_id_ns) != 4096);
BUILD_BUG_ON(sizeof(struct nvme_lba_range_type) != 64);
BUILD_BUG_ON(sizeof(struct nvme_smart_log) != 512);
}
typedef void (*nvme_completion_fn)(struct nvme_dev *, void *,
@ -237,7 +238,8 @@ static void *free_cmdid(struct nvme_queue *nvmeq, int cmdid,
*fn = special_completion;
return CMD_CTX_INVALID;
}
*fn = info[cmdid].fn;
if (fn)
*fn = info[cmdid].fn;
ctx = info[cmdid].ctx;
info[cmdid].fn = special_completion;
info[cmdid].ctx = CMD_CTX_COMPLETED;
@ -335,6 +337,7 @@ nvme_alloc_iod(unsigned nseg, unsigned nbytes, gfp_t gfp)
iod->offset = offsetof(struct nvme_iod, sg[nseg]);
iod->npages = -1;
iod->length = nbytes;
iod->nents = 0;
}
return iod;
@ -375,7 +378,8 @@ static void bio_completion(struct nvme_dev *dev, void *ctx,
struct bio *bio = iod->private;
u16 status = le16_to_cpup(&cqe->status) >> 1;
dma_unmap_sg(&dev->pci_dev->dev, iod->sg, iod->nents,
if (iod->nents)
dma_unmap_sg(&dev->pci_dev->dev, iod->sg, iod->nents,
bio_data_dir(bio) ? DMA_TO_DEVICE : DMA_FROM_DEVICE);
nvme_free_iod(dev, iod);
if (status) {
@ -589,7 +593,7 @@ static int nvme_submit_bio_queue(struct nvme_queue *nvmeq, struct nvme_ns *ns,
result = nvme_map_bio(nvmeq->q_dmadev, iod, bio, dma_dir, psegs);
if (result < 0)
goto free_iod;
goto free_cmdid;
length = result;
cmnd->rw.command_id = cmdid;
@ -609,6 +613,8 @@ static int nvme_submit_bio_queue(struct nvme_queue *nvmeq, struct nvme_ns *ns,
return 0;
free_cmdid:
free_cmdid(nvmeq, cmdid, NULL);
free_iod:
nvme_free_iod(nvmeq->dev, iod);
nomem:
@ -835,8 +841,8 @@ static int nvme_identify(struct nvme_dev *dev, unsigned nsid, unsigned cns,
return nvme_submit_admin_cmd(dev, &c, NULL);
}
static int nvme_get_features(struct nvme_dev *dev, unsigned fid,
unsigned nsid, dma_addr_t dma_addr)
static int nvme_get_features(struct nvme_dev *dev, unsigned fid, unsigned nsid,
dma_addr_t dma_addr, u32 *result)
{
struct nvme_command c;
@ -846,7 +852,7 @@ static int nvme_get_features(struct nvme_dev *dev, unsigned fid,
c.features.prp1 = cpu_to_le64(dma_addr);
c.features.fid = cpu_to_le32(fid);
return nvme_submit_admin_cmd(dev, &c, NULL);
return nvme_submit_admin_cmd(dev, &c, result);
}
static int nvme_set_features(struct nvme_dev *dev, unsigned fid,
@ -906,6 +912,10 @@ static void nvme_free_queue(struct nvme_dev *dev, int qid)
spin_lock_irq(&nvmeq->q_lock);
nvme_cancel_ios(nvmeq, false);
while (bio_list_peek(&nvmeq->sq_cong)) {
struct bio *bio = bio_list_pop(&nvmeq->sq_cong);
bio_endio(bio, -EIO);
}
spin_unlock_irq(&nvmeq->q_lock);
irq_set_affinity_hint(vector, NULL);
@ -1230,12 +1240,17 @@ static int nvme_user_admin_cmd(struct nvme_dev *dev,
if (length != cmd.data_len)
status = -ENOMEM;
else
status = nvme_submit_admin_cmd(dev, &c, NULL);
status = nvme_submit_admin_cmd(dev, &c, &cmd.result);
if (cmd.data_len) {
nvme_unmap_user_pages(dev, cmd.opcode & 1, iod);
nvme_free_iod(dev, iod);
}
if (!status && copy_to_user(&ucmd->result, &cmd.result,
sizeof(cmd.result)))
status = -EFAULT;
return status;
}
@ -1523,9 +1538,9 @@ static int nvme_dev_add(struct nvme_dev *dev)
continue;
res = nvme_get_features(dev, NVME_FEAT_LBA_RANGE, i,
dma_addr + 4096);
dma_addr + 4096, NULL);
if (res)
continue;
memset(mem + 4096, 0, 4096);
ns = nvme_alloc_ns(dev, i, mem, mem + 4096);
if (ns)

4
drivers/bluetooth/ath3k.c
Просмотреть файл

@ -74,8 +74,10 @@ static struct usb_device_id ath3k_table[] = {
/* Atheros AR3012 with sflash firmware*/
{ USB_DEVICE(0x0CF3, 0x3004) },
{ USB_DEVICE(0x0CF3, 0x3008) },
{ USB_DEVICE(0x0CF3, 0x311D) },
{ USB_DEVICE(0x13d3, 0x3375) },
{ USB_DEVICE(0x04CA, 0x3004) },
{ USB_DEVICE(0x04CA, 0x3005) },
{ USB_DEVICE(0x04CA, 0x3006) },
{ USB_DEVICE(0x04CA, 0x3008) },
@ -106,8 +108,10 @@ static struct usb_device_id ath3k_blist_tbl[] = {
/* Atheros AR3012 with sflash firmware*/
{ USB_DEVICE(0x0cf3, 0x3004), .driver_info = BTUSB_ATH3012 },
{ USB_DEVICE(0x0cf3, 0x3008), .driver_info = BTUSB_ATH3012 },
{ USB_DEVICE(0x0cf3, 0x311D), .driver_info = BTUSB_ATH3012 },
{ USB_DEVICE(0x13d3, 0x3375), .driver_info = BTUSB_ATH3012 },
{ USB_DEVICE(0x04ca, 0x3004), .driver_info = BTUSB_ATH3012 },
{ USB_DEVICE(0x04ca, 0x3005), .driver_info = BTUSB_ATH3012 },
{ USB_DEVICE(0x04ca, 0x3006), .driver_info = BTUSB_ATH3012 },
{ USB_DEVICE(0x04ca, 0x3008), .driver_info = BTUSB_ATH3012 },

2
drivers/bluetooth/btusb.c
Просмотреть файл

@ -132,8 +132,10 @@ static struct usb_device_id blacklist_table[] = {
/* Atheros 3012 with sflash firmware */
{ USB_DEVICE(0x0cf3, 0x3004), .driver_info = BTUSB_ATH3012 },
{ USB_DEVICE(0x0cf3, 0x3008), .driver_info = BTUSB_ATH3012 },
{ USB_DEVICE(0x0cf3, 0x311d), .driver_info = BTUSB_ATH3012 },
{ USB_DEVICE(0x13d3, 0x3375), .driver_info = BTUSB_ATH3012 },
{ USB_DEVICE(0x04ca, 0x3004), .driver_info = BTUSB_ATH3012 },
{ USB_DEVICE(0x04ca, 0x3005), .driver_info = BTUSB_ATH3012 },
{ USB_DEVICE(0x04ca, 0x3006), .driver_info = BTUSB_ATH3012 },
{ USB_DEVICE(0x04ca, 0x3008), .driver_info = BTUSB_ATH3012 },

2
drivers/clk/clk-vt8500.c
Просмотреть файл

@ -157,7 +157,7 @@ static int vt8500_dclk_set_rate(struct clk_hw *hw, unsigned long rate,
divisor = parent_rate / rate;
/* If prate / rate would be decimal, incr the divisor */
if (rate * divisor < *prate)
if (rate * divisor < parent_rate)
divisor++;
if (divisor == cdev->div_mask + 1)

15
drivers/edac/amd64_edac.c
Просмотреть файл

@ -2048,12 +2048,18 @@ static int init_csrows(struct mem_ctl_info *mci)
edac_dbg(1, "MC node: %d, csrow: %d\n",
pvt->mc_node_id, i);
if (row_dct0)
if (row_dct0) {
nr_pages = amd64_csrow_nr_pages(pvt, 0, i);
csrow->channels[0]->dimm->nr_pages = nr_pages;
}
/* K8 has only one DCT */
if (boot_cpu_data.x86 != 0xf && row_dct1)
nr_pages += amd64_csrow_nr_pages(pvt, 1, i);
if (boot_cpu_data.x86 != 0xf && row_dct1) {
int row_dct1_pages = amd64_csrow_nr_pages(pvt, 1, i);
csrow->channels[1]->dimm->nr_pages = row_dct1_pages;
nr_pages += row_dct1_pages;
}
mtype = amd64_determine_memory_type(pvt, i);
@ -2072,9 +2078,7 @@ static int init_csrows(struct mem_ctl_info *mci)
dimm = csrow->channels[j]->dimm;
dimm->mtype = mtype;
dimm->edac_mode = edac_mode;
dimm->nr_pages = nr_pages;
}
csrow->nr_pages = nr_pages;
}
return empty;
@ -2419,7 +2423,6 @@ static int amd64_init_one_instance(struct pci_dev *F2)
mci->pvt_info = pvt;
mci->pdev = &pvt->F2->dev;
mci->csbased = 1;
setup_mci_misc_attrs(mci, fam_type);

6
drivers/edac/edac_mc.c
Просмотреть файл

@ -86,7 +86,7 @@ static void edac_mc_dump_dimm(struct dimm_info *dimm, int number)
edac_dimm_info_location(dimm, location, sizeof(location));
edac_dbg(4, "%s%i: %smapped as virtual row %d, chan %d\n",
dimm->mci->mem_is_per_rank ? "rank" : "dimm",
dimm->mci->csbased ? "rank" : "dimm",
number, location, dimm->csrow, dimm->cschannel);
edac_dbg(4, " dimm = %p\n", dimm);
edac_dbg(4, " dimm->label = '%s'\n", dimm->label);
@ -341,7 +341,7 @@ struct mem_ctl_info *edac_mc_alloc(unsigned mc_num,
memcpy(mci->layers, layers, sizeof(*layer) * n_layers);
mci->nr_csrows = tot_csrows;
mci->num_cschannel = tot_channels;
mci->mem_is_per_rank = per_rank;
mci->csbased = per_rank;
/*
* Alocate and fill the csrow/channels structs
@ -1235,7 +1235,7 @@ void edac_mc_handle_error(const enum hw_event_mc_err_type type,
* incrementing the compat API counters
*/
edac_dbg(4, "%s csrows map: (%d,%d)\n",
mci->mem_is_per_rank ? "rank" : "dimm",
mci->csbased ? "rank" : "dimm",
dimm->csrow, dimm->cschannel);
if (row == -1)
row = dimm->csrow;

17
drivers/edac/edac_mc_sysfs.c
Просмотреть файл

@ -143,7 +143,7 @@ static const char *edac_caps[] = {
* and the per-dimm/per-rank one
*/
#define DEVICE_ATTR_LEGACY(_name, _mode, _show, _store) \
struct device_attribute dev_attr_legacy_##_name = __ATTR(_name, _mode, _show, _store)
static struct device_attribute dev_attr_legacy_##_name = __ATTR(_name, _mode, _show, _store)
struct dev_ch_attribute {
struct device_attribute attr;
@ -180,9 +180,6 @@ static ssize_t csrow_size_show(struct device *dev,
int i;
u32 nr_pages = 0;
if (csrow->mci->csbased)
return sprintf(data, "%u\n", PAGES_TO_MiB(csrow->nr_pages));
for (i = 0; i < csrow->nr_channels; i++)
nr_pages += csrow->channels[i]->dimm->nr_pages;
return sprintf(data, "%u\n", PAGES_TO_MiB(nr_pages));
@ -612,7 +609,7 @@ static int edac_create_dimm_object(struct mem_ctl_info *mci,
device_initialize(&dimm->dev);
dimm->dev.parent = &mci->dev;
if (mci->mem_is_per_rank)
if (mci->csbased)
dev_set_name(&dimm->dev, "rank%d", index);
else
dev_set_name(&dimm->dev, "dimm%d", index);
@ -778,14 +775,10 @@ static ssize_t mci_size_mb_show(struct device *dev,
for (csrow_idx = 0; csrow_idx < mci->nr_csrows; csrow_idx++) {
struct csrow_info *csrow = mci->csrows[csrow_idx];
if (csrow->mci->csbased) {
total_pages += csrow->nr_pages;
} else {
for (j = 0; j < csrow->nr_channels; j++) {
struct dimm_info *dimm = csrow->channels[j]->dimm;
for (j = 0; j < csrow->nr_channels; j++) {
struct dimm_info *dimm = csrow->channels[j]->dimm;
total_pages += dimm->nr_pages;
}
total_pages += dimm->nr_pages;
}
}

3
drivers/gpu/drm/drm_edid.c
Просмотреть файл

@ -1634,7 +1634,7 @@ static struct drm_display_mode *drm_mode_detailed(struct drm_device *dev,
unsigned vblank = (pt->vactive_vblank_hi & 0xf) << 8 | pt->vblank_lo;
unsigned hsync_offset = (pt->hsync_vsync_offset_pulse_width_hi & 0xc0) << 2 | pt->hsync_offset_lo;
unsigned hsync_pulse_width = (pt->hsync_vsync_offset_pulse_width_hi & 0x30) << 4 | pt->hsync_pulse_width_lo;
unsigned vsync_offset = (pt->hsync_vsync_offset_pulse_width_hi & 0xc) >> 2 | pt->vsync_offset_pulse_width_lo >> 4;
unsigned vsync_offset = (pt->hsync_vsync_offset_pulse_width_hi & 0xc) << 2 | pt->vsync_offset_pulse_width_lo >> 4;
unsigned vsync_pulse_width = (pt->hsync_vsync_offset_pulse_width_hi & 0x3) << 4 | (pt->vsync_offset_pulse_width_lo & 0xf);
/* ignore tiny modes */
@ -1715,6 +1715,7 @@ set_size:
}
mode->type = DRM_MODE_TYPE_DRIVER;
mode->vrefresh = drm_mode_vrefresh(mode);
drm_mode_set_name(mode);
return mode;

2
drivers/gpu/drm/i915/i915_debugfs.c
Просмотреть файл

@ -103,7 +103,7 @@ static const char *cache_level_str(int type)
static void
describe_obj(struct seq_file *m, struct drm_i915_gem_object *obj)
{
seq_printf(m, "%p: %s%s %8zdKiB %02x %02x %d %d %d%s%s%s",
seq_printf(m, "%pK: %s%s %8zdKiB %02x %02x %d %d %d%s%s%s",
&obj->base,
get_pin_flag(obj),
get_tiling_flag(obj),

11
drivers/gpu/drm/i915/i915_gem_execbuffer.c
Просмотреть файл

@ -732,6 +732,8 @@ validate_exec_list(struct drm_i915_gem_exec_object2 *exec,
int count)
{
int i;
int relocs_total = 0;
int relocs_max = INT_MAX / sizeof(struct drm_i915_gem_relocation_entry);
for (i = 0; i < count; i++) {
char __user *ptr = (char __user *)(uintptr_t)exec[i].relocs_ptr;
@ -740,10 +742,13 @@ validate_exec_list(struct drm_i915_gem_exec_object2 *exec,
if (exec[i].flags & __EXEC_OBJECT_UNKNOWN_FLAGS)
return -EINVAL;
/* First check for malicious input causing overflow */
if (exec[i].relocation_count >
INT_MAX / sizeof(struct drm_i915_gem_relocation_entry))
/* First check for malicious input causing overflow in
* the worst case where we need to allocate the entire
* relocation tree as a single array.
*/
if (exec[i].relocation_count > relocs_max - relocs_total)
return -EINVAL;
relocs_total += exec[i].relocation_count;
length = exec[i].relocation_count *
sizeof(struct drm_i915_gem_relocation_entry);

14
drivers/gpu/drm/i915/intel_dp.c
Просмотреть файл

@ -820,6 +820,7 @@ intel_dp_set_m_n(struct drm_crtc *crtc, struct drm_display_mode *mode,
struct intel_link_m_n m_n;
int pipe = intel_crtc->pipe;
enum transcoder cpu_transcoder = intel_crtc->cpu_transcoder;
int target_clock;
/*
* Find the lane count in the intel_encoder private
@ -835,13 +836,22 @@ intel_dp_set_m_n(struct drm_crtc *crtc, struct drm_display_mode *mode,
}
}
target_clock = mode->clock;
for_each_encoder_on_crtc(dev, crtc, intel_encoder) {
if (intel_encoder->type == INTEL_OUTPUT_EDP) {
target_clock = intel_edp_target_clock(intel_encoder,
mode);
break;
}
}
/*
* Compute the GMCH and Link ratios. The '3' here is
* the number of bytes_per_pixel post-LUT, which we always
* set up for 8-bits of R/G/B, or 3 bytes total.
*/
intel_link_compute_m_n(intel_crtc->bpp, lane_count,
mode->clock, adjusted_mode->clock, &m_n);
target_clock, adjusted_mode->clock, &m_n);
if (IS_HASWELL(dev)) {
I915_WRITE(PIPE_DATA_M1(cpu_transcoder),
@ -1930,7 +1940,7 @@ intel_dp_start_link_train(struct intel_dp *intel_dp)
for (i = 0; i < intel_dp->lane_count; i++)
if ((intel_dp->train_set[i] & DP_TRAIN_MAX_SWING_REACHED) == 0)
break;
if (i == intel_dp->lane_count && voltage_tries == 5) {
if (i == intel_dp->lane_count) {
++loop_tries;
if (loop_tries == 5) {
DRM_DEBUG_KMS("too many full retries, give up\n");

11
drivers/gpu/drm/i915/intel_i2c.c
Просмотреть файл

@ -203,7 +203,13 @@ intel_gpio_setup(struct intel_gmbus *bus, u32 pin)
algo->data = bus;
}
#define HAS_GMBUS_IRQ(dev) (INTEL_INFO(dev)->gen >= 4)
/*
* gmbus on gen4 seems to be able to generate legacy interrupts even when in MSI
* mode. This results in spurious interrupt warnings if the legacy irq no. is
* shared with another device. The kernel then disables that interrupt source
* and so prevents the other device from working properly.
*/
#define HAS_GMBUS_IRQ(dev) (INTEL_INFO(dev)->gen >= 5)
static int
gmbus_wait_hw_status(struct drm_i915_private *dev_priv,
u32 gmbus2_status,
@ -214,6 +220,9 @@ gmbus_wait_hw_status(struct drm_i915_private *dev_priv,
u32 gmbus2 = 0;
DEFINE_WAIT(wait);
if (!HAS_GMBUS_IRQ(dev_priv->dev))
gmbus4_irq_en = 0;
/* Important: The hw handles only the first bit, so set only one! Since
* we also need to check for NAKs besides the hw ready/idle signal, we
* need to wake up periodically and check that ourselves. */

10
drivers/gpu/drm/mgag200/mgag200_mode.c
Просмотреть файл

@ -382,19 +382,19 @@ static int mga_g200eh_set_plls(struct mga_device *mdev, long clock)
m = n = p = 0;
vcomax = 800000;
vcomin = 400000;
pllreffreq = 3333;
pllreffreq = 33333;
delta = 0xffffffff;
permitteddelta = clock * 5 / 1000;
for (testp = 16; testp > 0; testp--) {
for (testp = 16; testp > 0; testp >>= 1) {
if (clock * testp > vcomax)
continue;
if (clock * testp < vcomin)
continue;
for (testm = 1; testm < 33; testm++) {
for (testn = 1; testn < 257; testn++) {
for (testn = 17; testn < 257; testn++) {
computed = (pllreffreq * testn) /
(testm * testp);
if (computed > clock)
@ -404,11 +404,11 @@ static int mga_g200eh_set_plls(struct mga_device *mdev, long clock)
if (tmpdelta < delta) {
delta = tmpdelta;
n = testn - 1;
m = (testm - 1) | ((n >> 1) & 0x80);
m = (testm - 1);
p = testp - 1;
}
if ((clock * testp) >= 600000)
p |= 80;
p |= 0x80;
}
}
}

3
drivers/gpu/drm/nouveau/core/core/object.c
Просмотреть файл

@ -278,7 +278,6 @@ nouveau_object_del(struct nouveau_object *client, u32 _parent, u32 _handle)
struct nouveau_object *parent = NULL;
struct nouveau_object *namedb = NULL;
struct nouveau_handle *handle = NULL;
int ret = -EINVAL;
parent = nouveau_handle_ref(client, _parent);
if (!parent)
@ -295,7 +294,7 @@ nouveau_object_del(struct nouveau_object *client, u32 _parent, u32 _handle)
}
nouveau_object_ref(NULL, &parent);
return ret;
return handle ? 0 : -EINVAL;
}
int

2
drivers/gpu/drm/nouveau/core/include/subdev/therm.h
Просмотреть файл

@ -4,7 +4,7 @@
#include <core/device.h>
#include <core/subdev.h>
enum nouveau_therm_mode {
enum nouveau_therm_fan_mode {
NOUVEAU_THERM_CTRL_NONE = 0,
NOUVEAU_THERM_CTRL_MANUAL = 1,
NOUVEAU_THERM_CTRL_AUTO = 2,

18
drivers/gpu/drm/nouveau/core/subdev/therm/base.c
Просмотреть файл

@ -134,7 +134,7 @@ nouveau_therm_alarm(struct nouveau_alarm *alarm)
}
int
nouveau_therm_mode(struct nouveau_therm *therm, int mode)
nouveau_therm_fan_mode(struct nouveau_therm *therm, int mode)
{
struct nouveau_therm_priv *priv = (void *)therm;
struct nouveau_device *device = nv_device(therm);
@ -149,10 +149,15 @@ nouveau_therm_mode(struct nouveau_therm *therm, int mode)
(mode != NOUVEAU_THERM_CTRL_NONE && device->card_type >= NV_C0))
return -EINVAL;
/* do not allow automatic fan management if the thermal sensor is
* not available */
if (priv->mode == 2 && therm->temp_get(therm) < 0)
return -EINVAL;
if (priv->mode == mode)
return 0;
nv_info(therm, "Thermal management: %s\n", name[mode]);
nv_info(therm, "fan management: %s\n", name[mode]);
nouveau_therm_update(therm, mode);
return 0;
}
@ -213,7 +218,7 @@ nouveau_therm_attr_set(struct nouveau_therm *therm,
priv->fan->bios.max_duty = value;
return 0;
case NOUVEAU_THERM_ATTR_FAN_MODE:
return nouveau_therm_mode(therm, value);
return nouveau_therm_fan_mode(therm, value);
case NOUVEAU_THERM_ATTR_THRS_FAN_BOOST:
priv->bios_sensor.thrs_fan_boost.temp = value;
priv->sensor.program_alarms(therm);
@ -263,7 +268,7 @@ _nouveau_therm_init(struct nouveau_object *object)
return ret;
if (priv->suspend >= 0)
nouveau_therm_mode(therm, priv->mode);
nouveau_therm_fan_mode(therm, priv->mode);
priv->sensor.program_alarms(therm);
return 0;
}
@ -313,11 +318,12 @@ nouveau_therm_create_(struct nouveau_object *parent,
int
nouveau_therm_preinit(struct nouveau_therm *therm)
{
nouveau_therm_ic_ctor(therm);
nouveau_therm_sensor_ctor(therm);
nouveau_therm_ic_ctor(therm);
nouveau_therm_fan_ctor(therm);
nouveau_therm_mode(therm, NOUVEAU_THERM_CTRL_NONE);
nouveau_therm_fan_mode(therm, NOUVEAU_THERM_CTRL_NONE);
nouveau_therm_sensor_preinit(therm);
return 0;
}

6
drivers/gpu/drm/nouveau/core/subdev/therm/ic.c
Просмотреть файл

@ -32,6 +32,7 @@ probe_monitoring_device(struct nouveau_i2c_port *i2c,
struct i2c_board_info *info)
{
struct nouveau_therm_priv *priv = (void *)nouveau_therm(i2c);
struct nvbios_therm_sensor *sensor = &priv->bios_sensor;
struct i2c_client *client;
request_module("%s%s", I2C_MODULE_PREFIX, info->type);
@ -46,8 +47,9 @@ probe_monitoring_device(struct nouveau_i2c_port *i2c,
}
nv_info(priv,
"Found an %s at address 0x%x (controlled by lm_sensors)\n",
info->type, info->addr);
"Found an %s at address 0x%x (controlled by lm_sensors, "
"temp offset %+i C)\n",
info->type, info->addr, sensor->offset_constant);
priv->ic = client;
return true;

69
drivers/gpu/drm/nouveau/core/subdev/therm/nv40.c
Просмотреть файл

@ -29,54 +29,83 @@ struct nv40_therm_priv {
struct nouveau_therm_priv base;
};
static int
nv40_sensor_setup(struct nouveau_therm *therm)
enum nv40_sensor_style { INVALID_STYLE = -1, OLD_STYLE = 0, NEW_STYLE = 1 };
static enum nv40_sensor_style
nv40_sensor_style(struct nouveau_therm *therm)
{
struct nouveau_device *device = nv_device(therm);
switch (device->chipset) {
case 0x43:
case 0x44:
case 0x4a:
case 0x47:
return OLD_STYLE;
case 0x46:
case 0x49:
case 0x4b:
case 0x4e:
case 0x4c:
case 0x67:
case 0x68:
case 0x63:
return NEW_STYLE;
default:
return INVALID_STYLE;
}
}
static int
nv40_sensor_setup(struct nouveau_therm *therm)
{
enum nv40_sensor_style style = nv40_sensor_style(therm);
/* enable ADC readout and disable the ALARM threshold */
if (device->chipset >= 0x46) {
if (style == NEW_STYLE) {
nv_mask(therm, 0x15b8, 0x80000000, 0);
nv_wr32(therm, 0x15b0, 0x80003fff);
mdelay(10); /* wait for the temperature to stabilize */
mdelay(20); /* wait for the temperature to stabilize */
return nv_rd32(therm, 0x15b4) & 0x3fff;
} else {
} else if (style == OLD_STYLE) {
nv_wr32(therm, 0x15b0, 0xff);
mdelay(20); /* wait for the temperature to stabilize */
return nv_rd32(therm, 0x15b4) & 0xff;
}
} else
return -ENODEV;
}
static int
nv40_temp_get(struct nouveau_therm *therm)
{
struct nouveau_therm_priv *priv = (void *)therm;
struct nouveau_device *device = nv_device(therm);
struct nvbios_therm_sensor *sensor = &priv->bios_sensor;
enum nv40_sensor_style style = nv40_sensor_style(therm);
int core_temp;
if (device->chipset >= 0x46) {
if (style == NEW_STYLE) {
nv_wr32(therm, 0x15b0, 0x80003fff);
core_temp = nv_rd32(therm, 0x15b4) & 0x3fff;
} else {
} else if (style == OLD_STYLE) {
nv_wr32(therm, 0x15b0, 0xff);
core_temp = nv_rd32(therm, 0x15b4) & 0xff;
}
} else
return -ENODEV;
/* Setup the sensor if the temperature is 0 */
if (core_temp == 0)
core_temp = nv40_sensor_setup(therm);
if (sensor->slope_div == 0)
sensor->slope_div = 1;
if (sensor->offset_den == 0)
sensor->offset_den = 1;
if (sensor->slope_mult < 1)
sensor->slope_mult = 1;
/* if the slope or the offset is unset, do no use the sensor */
if (!sensor->slope_div || !sensor->slope_mult ||
!sensor->offset_num || !sensor->offset_den)
return -ENODEV;
core_temp = core_temp * sensor->slope_mult / sensor->slope_div;
core_temp = core_temp + sensor->offset_num / sensor->offset_den;
core_temp = core_temp + sensor->offset_constant - 8;
/* reserve negative temperatures for errors */
if (core_temp < 0)
core_temp = 0;
return core_temp;
}

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