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Merge branch 'tip/rtmutex' of git://git.kernel.org/pub/scm/linux/kernel/git/rostedt/linux-2.6-trace into core/locking

Browse Source 
*git://git.kernel.org/pub/scm/linux/kernel/git/rostedt/linux-2.6-trace tip/rtmutex:
   rtmutex: Simplify PI algorithm and make highest prio task get lock
This commit is contained in:
Thomas Gleixner 2011-01-31 15:08:43 +01:00
commit 51563cd53c
241 changed files with 2793 additions and 1356 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

1
.mailmap
View File

@ -23,6 +23,7 @@ Andy Adamson <andros@citi.umich.edu>
Arnaud Patard <arnaud.patard@rtp-net.org>
Arnd Bergmann <arnd@arndb.de>
Axel Dyks <xl@xlsigned.net>
Axel Lin <axel.lin@gmail.com>
Ben Gardner <bgardner@wabtec.com>
Ben M Cahill <ben.m.cahill@intel.com>
Björn Steinbrink <B.Steinbrink@gmx.de>

4
Documentation/DocBook/device-drivers.tmpl
View File

@ -217,8 +217,8 @@ X!Isound/sound_firmware.c
<chapter id="uart16x50">
<title>16x50 UART Driver</title>
!Iinclude/linux/serial_core.h
!Edrivers/serial/serial_core.c
!Edrivers/serial/8250.c
!Edrivers/tty/serial/serial_core.c
!Edrivers/tty/serial/8250.c
</chapter>
<chapter id="fbdev">

4
Documentation/kernel-parameters.txt
View File

@ -43,11 +43,11 @@ parameter is applicable:
AVR32 AVR32 architecture is enabled.
AX25 Appropriate AX.25 support is enabled.
BLACKFIN Blackfin architecture is enabled.
DRM Direct Rendering Management support is enabled.
DYNAMIC_DEBUG Build in debug messages and enable them at runtime
EDD BIOS Enhanced Disk Drive Services (EDD) is enabled
EFI EFI Partitioning (GPT) is enabled
EIDE EIDE/ATAPI support is enabled.
DRM Direct Rendering Management support is enabled.
DYNAMIC_DEBUG Build in debug messages and enable them at runtime
FB The frame buffer device is enabled.
GCOV GCOV profiling is enabled.
HW Appropriate hardware is enabled.

22
MAINTAINERS
View File

@ -3674,6 +3674,28 @@ F: include/linux/key-type.h
F: include/keys/
F: security/keys/
KEYS-TRUSTED
M: David Safford <safford@watson.ibm.com>
M: Mimi Zohar <zohar@us.ibm.com>
L: linux-security-module@vger.kernel.org
L: keyrings@linux-nfs.org
S: Supported
F: Documentation/keys-trusted-encrypted.txt
F: include/keys/trusted-type.h
F: security/keys/trusted.c
F: security/keys/trusted.h
KEYS-ENCRYPTED
M: Mimi Zohar <zohar@us.ibm.com>
M: David Safford <safford@watson.ibm.com>
L: linux-security-module@vger.kernel.org
L: keyrings@linux-nfs.org
S: Supported
F: Documentation/keys-trusted-encrypted.txt
F: include/keys/encrypted-type.h
F: security/keys/encrypted.c
F: security/keys/encrypted.h
KGDB / KDB /debug_core
M: Jason Wessel <jason.wessel@windriver.com>
W: http://kgdb.wiki.kernel.org/

6
arch/arm/include/asm/hardware/sp810.h
View File

@ -50,6 +50,12 @@
#define SCPCELLID2 0xFF8
#define SCPCELLID3 0xFFC
#define SCCTRL_TIMEREN0SEL_REFCLK (0 << 15)
#define SCCTRL_TIMEREN0SEL_TIMCLK (1 << 15)
#define SCCTRL_TIMEREN1SEL_REFCLK (0 << 17)
#define SCCTRL_TIMEREN1SEL_TIMCLK (1 << 17)
static inline void sysctl_soft_reset(void __iomem *base)
{
/* writing any value to SCSYSSTAT reg will reset system */

2
arch/arm/include/asm/memory.h
View File

@ -188,7 +188,7 @@
* translation for translating DMA addresses. Use the driver
* DMA support - see dma-mapping.h.
*/
static inline unsigned long virt_to_phys(void *x)
static inline unsigned long virt_to_phys(const volatile void *x)
{
return __virt_to_phys((unsigned long)(x));
}

7
arch/arm/kernel/smp_twd.c
View File

@ -36,6 +36,7 @@ static void twd_set_mode(enum clock_event_mode mode,
/* timer load already set up */
ctrl = TWD_TIMER_CONTROL_ENABLE | TWD_TIMER_CONTROL_IT_ENABLE
| TWD_TIMER_CONTROL_PERIODIC;
__raw_writel(twd_timer_rate / HZ, twd_base + TWD_TIMER_LOAD);
break;
case CLOCK_EVT_MODE_ONESHOT:
/* period set, and timer enabled in 'next_event' hook */
@ -81,7 +82,7 @@ int twd_timer_ack(void)
static void __cpuinit twd_calibrate_rate(void)
{
unsigned long load, count;
unsigned long count;
u64 waitjiffies;
/*
@ -116,10 +117,6 @@ static void __cpuinit twd_calibrate_rate(void)
printk("%lu.%02luMHz.\n", twd_timer_rate / 1000000,
(twd_timer_rate / 1000000) % 100);
}
load = twd_timer_rate / HZ;
__raw_writel(load, twd_base + TWD_TIMER_LOAD);
}
/*

7
arch/arm/mach-ep93xx/gpio.c
View File

@ -427,6 +427,13 @@ void __init ep93xx_gpio_init(void)
{
int i;
/* Set Ports C, D, E, G, and H for GPIO use */
ep93xx_devcfg_set_bits(EP93XX_SYSCON_DEVCFG_KEYS |
EP93XX_SYSCON_DEVCFG_GONK |
EP93XX_SYSCON_DEVCFG_EONIDE |
EP93XX_SYSCON_DEVCFG_GONIDE |
EP93XX_SYSCON_DEVCFG_HONIDE);
for (i = 0; i < ARRAY_SIZE(ep93xx_gpio_banks); i++)
gpiochip_add(&ep93xx_gpio_banks[i].chip);
}

2
arch/arm/mach-omap1/Kconfig
View File

@ -9,6 +9,7 @@ config ARCH_OMAP730
depends on ARCH_OMAP1
bool "OMAP730 Based System"
select CPU_ARM926T
select OMAP_MPU_TIMER
select ARCH_OMAP_OTG
config ARCH_OMAP850
@ -22,6 +23,7 @@ config ARCH_OMAP15XX
default y
bool "OMAP15xx Based System"
select CPU_ARM925T
select OMAP_MPU_TIMER
config ARCH_OMAP16XX
depends on ARCH_OMAP1

3
arch/arm/mach-omap1/Makefile
View File

@ -3,12 +3,11 @@
#
# Common support
obj-y := io.o id.o sram.o irq.o mux.o flash.o serial.o devices.o dma.o
obj-y := io.o id.o sram.o time.o irq.o mux.o flash.o serial.o devices.o dma.o
obj-y += clock.o clock_data.o opp_data.o
obj-$(CONFIG_OMAP_MCBSP) += mcbsp.o
obj-$(CONFIG_OMAP_MPU_TIMER) += time.o
obj-$(CONFIG_OMAP_32K_TIMER) += timer32k.o
# Power Management

101
arch/arm/mach-omap1/time.c
View File

@ -44,16 +44,21 @@
#include <linux/clocksource.h>
#include <linux/clockchips.h>
#include <linux/io.h>
#include <linux/sched.h>
#include <asm/system.h>
#include <mach/hardware.h>
#include <asm/leds.h>
#include <asm/irq.h>
#include <asm/sched_clock.h>
#include <asm/mach/irq.h>
#include <asm/mach/time.h>
#include <plat/common.h>
#ifdef CONFIG_OMAP_MPU_TIMER
#define OMAP_MPU_TIMER_BASE OMAP_MPU_TIMER1_BASE
#define OMAP_MPU_TIMER_OFFSET 0x100
@ -67,7 +72,7 @@ typedef struct {
((volatile omap_mpu_timer_regs_t*)OMAP1_IO_ADDRESS(OMAP_MPU_TIMER_BASE + \
(n)*OMAP_MPU_TIMER_OFFSET))
static inline unsigned long omap_mpu_timer_read(int nr)
static inline unsigned long notrace omap_mpu_timer_read(int nr)
{
volatile omap_mpu_timer_regs_t* timer = omap_mpu_timer_base(nr);
return timer->read_tim;
@ -212,6 +217,32 @@ static struct clocksource clocksource_mpu = {
.flags = CLOCK_SOURCE_IS_CONTINUOUS,
};
static DEFINE_CLOCK_DATA(cd);
static inline unsigned long long notrace _omap_mpu_sched_clock(void)
{
u32 cyc = mpu_read(&clocksource_mpu);
return cyc_to_sched_clock(&cd, cyc, (u32)~0);
}
#ifndef CONFIG_OMAP_32K_TIMER
unsigned long long notrace sched_clock(void)
{
return _omap_mpu_sched_clock();
}
#else
static unsigned long long notrace omap_mpu_sched_clock(void)
{
return _omap_mpu_sched_clock();
}
#endif
static void notrace mpu_update_sched_clock(void)
{
u32 cyc = mpu_read(&clocksource_mpu);
update_sched_clock(&cd, cyc, (u32)~0);
}
static void __init omap_init_clocksource(unsigned long rate)
{
static char err[] __initdata = KERN_ERR
@ -219,17 +250,13 @@ static void __init omap_init_clocksource(unsigned long rate)
setup_irq(INT_TIMER2, &omap_mpu_timer2_irq);
omap_mpu_timer_start(1, ~0, 1);
init_sched_clock(&cd, mpu_update_sched_clock, 32, rate);
if (clocksource_register_hz(&clocksource_mpu, rate))
printk(err, clocksource_mpu.name);
}
/*
* ---------------------------------------------------------------------------
* Timer initialization
* ---------------------------------------------------------------------------
*/
static void __init omap_timer_init(void)
static void __init omap_mpu_timer_init(void)
{
struct clk *ck_ref = clk_get(NULL, "ck_ref");
unsigned long rate;
@ -246,6 +273,66 @@ static void __init omap_timer_init(void)
omap_init_clocksource(rate);
}
#else
static inline void omap_mpu_timer_init(void)
{
pr_err("Bogus timer, should not happen\n");
}
#endif /* CONFIG_OMAP_MPU_TIMER */
#if defined(CONFIG_OMAP_MPU_TIMER) && defined(CONFIG_OMAP_32K_TIMER)
static unsigned long long (*preferred_sched_clock)(void);
unsigned long long notrace sched_clock(void)
{
if (!preferred_sched_clock)
return 0;
return preferred_sched_clock();
}
static inline void preferred_sched_clock_init(bool use_32k_sched_clock)
{
if (use_32k_sched_clock)
preferred_sched_clock = omap_32k_sched_clock;
else
preferred_sched_clock = omap_mpu_sched_clock;
}
#else
static inline void preferred_sched_clock_init(bool use_32k_sched_clcok)
{
}
#endif
static inline int omap_32k_timer_usable(void)
{
int res = false;
if (cpu_is_omap730() || cpu_is_omap15xx())
return res;
#ifdef CONFIG_OMAP_32K_TIMER
res = omap_32k_timer_init();
#endif
return res;
}
/*
* ---------------------------------------------------------------------------
* Timer initialization
* ---------------------------------------------------------------------------
*/
static void __init omap_timer_init(void)
{
if (omap_32k_timer_usable()) {
preferred_sched_clock_init(1);
} else {
omap_mpu_timer_init();
preferred_sched_clock_init(0);
}
}
struct sys_timer omap_timer = {
.init = omap_timer_init,
};

13
arch/arm/mach-omap1/timer32k.c
View File

@ -52,10 +52,9 @@
#include <asm/irq.h>
#include <asm/mach/irq.h>
#include <asm/mach/time.h>
#include <plat/common.h>
#include <plat/dmtimer.h>
struct sys_timer omap_timer;
/*
* ---------------------------------------------------------------------------
* 32KHz OS timer
@ -181,14 +180,14 @@ static __init void omap_init_32k_timer(void)
* Timer initialization
* ---------------------------------------------------------------------------
*/
static void __init omap_timer_init(void)
bool __init omap_32k_timer_init(void)
{
omap_init_clocksource_32k();
#ifdef CONFIG_OMAP_DM_TIMER
omap_dm_timer_init();
#endif
omap_init_32k_timer();
}
struct sys_timer omap_timer = {
.init = omap_timer_init,
};
return true;
}

29
arch/arm/mach-omap2/board-cm-t3517.c
View File

@ -124,8 +124,9 @@ static inline void cm_t3517_init_hecc(void) {}
#if defined(CONFIG_RTC_DRV_V3020) || defined(CONFIG_RTC_DRV_V3020_MODULE)
#define RTC_IO_GPIO (153)
#define RTC_WR_GPIO (154)
#define RTC_RD_GPIO (160)
#define RTC_RD_GPIO (53)
#define RTC_CS_GPIO (163)
#define RTC_CS_EN_GPIO (160)
struct v3020_platform_data cm_t3517_v3020_pdata = {
.use_gpio = 1,
@ -145,6 +146,16 @@ static struct platform_device cm_t3517_rtc_device = {
static void __init cm_t3517_init_rtc(void)
{
int err;
err = gpio_request(RTC_CS_EN_GPIO, "rtc cs en");
if (err) {
pr_err("CM-T3517: rtc cs en gpio request failed: %d\n", err);
return;
}
gpio_direction_output(RTC_CS_EN_GPIO, 1);
platform_device_register(&cm_t3517_rtc_device);
}
#else
@ -214,12 +225,12 @@ static struct mtd_partition cm_t3517_nand_partitions[] = {
},
{
.name = "linux",
.offset = MTDPART_OFS_APPEND, /* Offset = 0x280000 */
.offset = MTDPART_OFS_APPEND, /* Offset = 0x2A0000 */
.size = 32 * NAND_BLOCK_SIZE,
},
{
.name = "rootfs",
.offset = MTDPART_OFS_APPEND, /* Offset = 0x680000 */
.offset = MTDPART_OFS_APPEND, /* Offset = 0x6A0000 */
.size = MTDPART_SIZ_FULL,
},
};
@ -256,11 +267,19 @@ static void __init cm_t3517_init_irq(void)
static struct omap_board_mux board_mux[] __initdata = {
/* GPIO186 - Green LED */
OMAP3_MUX(SYS_CLKOUT2, OMAP_MUX_MODE4 | OMAP_PIN_OUTPUT),
/* RTC GPIOs: IO, WR#, RD#, CS# */
/* RTC GPIOs: */
/* IO - GPIO153 */
OMAP3_MUX(MCBSP4_DR, OMAP_MUX_MODE4 | OMAP_PIN_INPUT),
/* WR# - GPIO154 */
OMAP3_MUX(MCBSP4_DX, OMAP_MUX_MODE4 | OMAP_PIN_INPUT),
OMAP3_MUX(MCBSP_CLKS, OMAP_MUX_MODE4 | OMAP_PIN_INPUT),
/* RD# - GPIO53 */
OMAP3_MUX(GPMC_NCS2, OMAP_MUX_MODE4 | OMAP_PIN_INPUT),
/* CS# - GPIO163 */
OMAP3_MUX(UART3_CTS_RCTX, OMAP_MUX_MODE4 | OMAP_PIN_INPUT),
/* CS EN - GPIO160 */
OMAP3_MUX(MCBSP_CLKS, OMAP_MUX_MODE4 | OMAP_PIN_INPUT),
/* HSUSB1 RESET */
OMAP3_MUX(UART2_TX, OMAP_MUX_MODE4 | OMAP_PIN_OUTPUT),
/* HSUSB2 RESET */

3
arch/arm/mach-omap2/board-devkit8000.c
View File

@ -275,8 +275,7 @@ static struct twl4030_gpio_platform_data devkit8000_gpio_data = {
.irq_base = TWL4030_GPIO_IRQ_BASE,
.irq_end = TWL4030_GPIO_IRQ_END,
.use_leds = true,
.pullups = BIT(1),
.pulldowns = BIT(2) | BIT(6) | BIT(7) | BIT(8) | BIT(13)
.pulldowns = BIT(1) | BIT(2) | BIT(6) | BIT(8) | BIT(13)
| BIT(15) | BIT(16) | BIT(17),
.setup = devkit8000_twl_gpio_setup,
};

1
arch/arm/mach-omap2/clock44xx_data.c
View File

@ -34,7 +34,6 @@
#include "cm2_44xx.h"
#include "cm-regbits-44xx.h"
#include "prm44xx.h"
#include "prm44xx.h"
#include "prm-regbits-44xx.h"
#include "control.h"
#include "scrm44xx.h"

30
arch/arm/mach-omap2/clockdomain.c
View File

@ -423,6 +423,12 @@ int clkdm_add_wkdep(struct clockdomain *clkdm1, struct clockdomain *clkdm2)
{
struct clkdm_dep *cd;
if (!cpu_is_omap24xx() && !cpu_is_omap34xx()) {
pr_err("clockdomain: %s/%s: %s: not yet implemented\n",
clkdm1->name, clkdm2->name, __func__);
return -EINVAL;
}
if (!clkdm1 || !clkdm2)
return -EINVAL;
@ -458,6 +464,12 @@ int clkdm_del_wkdep(struct clockdomain *clkdm1, struct clockdomain *clkdm2)
{
struct clkdm_dep *cd;
if (!cpu_is_omap24xx() && !cpu_is_omap34xx()) {
pr_err("clockdomain: %s/%s: %s: not yet implemented\n",
clkdm1->name, clkdm2->name, __func__);
return -EINVAL;
}
if (!clkdm1 || !clkdm2)
return -EINVAL;
@ -500,6 +512,12 @@ int clkdm_read_wkdep(struct clockdomain *clkdm1, struct clockdomain *clkdm2)
if (!clkdm1 || !clkdm2)
return -EINVAL;
if (!cpu_is_omap24xx() && !cpu_is_omap34xx()) {
pr_err("clockdomain: %s/%s: %s: not yet implemented\n",
clkdm1->name, clkdm2->name, __func__);
return -EINVAL;
}
cd = _clkdm_deps_lookup(clkdm2, clkdm1->wkdep_srcs);
if (IS_ERR(cd)) {
pr_debug("clockdomain: hardware cannot set/clear wake up of "
@ -527,6 +545,12 @@ int clkdm_clear_all_wkdeps(struct clockdomain *clkdm)
struct clkdm_dep *cd;
u32 mask = 0;
if (!cpu_is_omap24xx() && !cpu_is_omap34xx()) {
pr_err("clockdomain: %s: %s: not yet implemented\n",
clkdm->name, __func__);
return -EINVAL;
}
if (!clkdm)
return -EINVAL;
@ -830,8 +854,7 @@ void omap2_clkdm_allow_idle(struct clockdomain *clkdm)
* dependency code and data for OMAP4.
*/
if (cpu_is_omap44xx()) {
WARN_ONCE(1, "clockdomain: OMAP4 wakeup/sleep dependency "
"support is not yet implemented\n");
pr_err("clockdomain: %s: OMAP4 wakeup/sleep dependency support: not yet implemented\n", clkdm->name);
} else {
if (atomic_read(&clkdm->usecount) > 0)
_clkdm_add_autodeps(clkdm);
@ -872,8 +895,7 @@ void omap2_clkdm_deny_idle(struct clockdomain *clkdm)
* dependency code and data for OMAP4.
*/
if (cpu_is_omap44xx()) {
WARN_ONCE(1, "clockdomain: OMAP4 wakeup/sleep dependency "
"support is not yet implemented\n");
pr_err("clockdomain: %s: OMAP4 wakeup/sleep dependency support: not yet implemented\n", clkdm->name);
} else {
if (atomic_read(&clkdm->usecount) > 0)
_clkdm_del_autodeps(clkdm);

2
arch/arm/mach-omap2/clockdomains44xx_data.c
View File

@ -30,8 +30,6 @@
#include "cm1_44xx.h"
#include "cm2_44xx.h"
#include "cm1_44xx.h"
#include "cm2_44xx.h"
#include "cm-regbits-44xx.h"
#include "prm44xx.h"
#include "prcm44xx.h"

4
arch/arm/mach-omap2/pm24xx.c
View File

@ -134,7 +134,7 @@ static void omap2_enter_full_retention(void)
/* Block console output in case it is on one of the OMAP UARTs */
if (!is_suspending())
if (try_acquire_console_sem())
if (!console_trylock())
goto no_sleep;
omap_uart_prepare_idle(0);
@ -151,7 +151,7 @@ static void omap2_enter_full_retention(void)
omap_uart_resume_idle(0);
if (!is_suspending())
release_console_sem();
console_unlock();
no_sleep:
if (omap2_pm_debug) {

4
arch/arm/mach-omap2/pm34xx.c
View File

@ -398,7 +398,7 @@ void omap_sram_idle(void)
if (!is_suspending())
if (per_next_state < PWRDM_POWER_ON ||
core_next_state < PWRDM_POWER_ON)
if (try_acquire_console_sem())
if (!console_trylock())
goto console_still_active;
/* PER */
@ -481,7 +481,7 @@ void omap_sram_idle(void)
}
if (!is_suspending())
release_console_sem();
console_unlock();
console_still_active:
/* Disable IO-PAD and IO-CHAIN wakeup */

1
arch/arm/mach-omap2/powerdomain2xxx_3xxx.c
View File

@ -19,7 +19,6 @@
#include <plat/prcm.h>
#include "powerdomain.h"
#include "prm-regbits-34xx.h"
#include "prm.h"
#include "prm-regbits-24xx.h"
#include "prm-regbits-34xx.h"

4
arch/arm/mach-omap2/serial.c
View File

@ -812,7 +812,7 @@ void __init omap_serial_init_port(struct omap_board_data *bdata)
oh->dev_attr = uart;
acquire_console_sem(); /* in case the earlycon is on the UART */
console_lock(); /* in case the earlycon is on the UART */
/*
* Because of early UART probing, UART did not get idled
@ -838,7 +838,7 @@ void __init omap_serial_init_port(struct omap_board_data *bdata)
omap_uart_block_sleep(uart);
uart->timeout = DEFAULT_TIMEOUT;
release_console_sem();
console_unlock();
if ((cpu_is_omap34xx() && uart->padconf) ||
(uart->wk_en && uart->wk_mask)) {

10
arch/arm/mach-omap2/timer-gp.c
View File

@ -42,6 +42,8 @@
#include "timer-gp.h"
#include <plat/common.h>
/* MAX_GPTIMER_ID: number of GPTIMERs on the chip */
#define MAX_GPTIMER_ID 12
@ -176,10 +178,14 @@ static void __init omap2_gp_clockevent_init(void)
/*
* When 32k-timer is enabled, don't use GPTimer for clocksource
* instead, just leave default clocksource which uses the 32k
* sync counter. See clocksource setup in see plat-omap/common.c.
* sync counter. See clocksource setup in plat-omap/counter_32k.c
*/
static inline void __init omap2_gp_clocksource_init(void) {}
static void __init omap2_gp_clocksource_init(void)
{
omap_init_clocksource_32k();
}
#else
/*
* clocksource

49
arch/arm/mach-realview/Kconfig
View File

@ -2,52 +2,56 @@ menu "RealView platform type"
depends on ARCH_REALVIEW
config MACH_REALVIEW_EB
bool "Support RealView/EB platform"
bool "Support RealView(R) Emulation Baseboard"
select ARM_GIC
help
Include support for the ARM(R) RealView Emulation Baseboard platform.
Include support for the ARM(R) RealView(R) Emulation Baseboard
platform.
config REALVIEW_EB_A9MP
bool "Support Multicore Cortex-A9"
bool "Support Multicore Cortex-A9 Tile"
depends on MACH_REALVIEW_EB
select CPU_V7
help
Enable support for the Cortex-A9MPCore tile on the Realview platform.
Enable support for the Cortex-A9MPCore tile fitted to the
Realview(R) Emulation Baseboard platform.
config REALVIEW_EB_ARM11MP
bool "Support ARM11MPCore tile"
bool "Support ARM11MPCore Tile"
depends on MACH_REALVIEW_EB
select CPU_V6
select ARCH_HAS_BARRIERS if SMP
help
Enable support for the ARM11MPCore tile on the Realview platform.
Enable support for the ARM11MPCore tile fitted to the Realview(R)
Emulation Baseboard platform.
config REALVIEW_EB_ARM11MP_REVB
bool "Support ARM11MPCore RevB tile"
bool "Support ARM11MPCore RevB Tile"
depends on REALVIEW_EB_ARM11MP
help
Enable support for the ARM11MPCore RevB tile on the Realview
platform. Since there are device address differences, a
kernel built with this option enabled is not compatible with
other revisions of the ARM11MPCore tile.
Enable support for the ARM11MPCore Revision B tile on the
Realview(R) Emulation Baseboard platform. Since there are device
address differences, a kernel built with this option enabled is
not compatible with other revisions of the ARM11MPCore tile.
config MACH_REALVIEW_PB11MP
bool "Support RealView/PB11MPCore platform"
bool "Support RealView(R) Platform Baseboard for ARM11MPCore"
select CPU_V6
select ARM_GIC
select HAVE_PATA_PLATFORM
select ARCH_HAS_BARRIERS if SMP
help
Include support for the ARM(R) RealView MPCore Platform Baseboard.
PB11MPCore is a platform with an on-board ARM11MPCore and has
Include support for the ARM(R) RealView(R) Platform Baseboard for
the ARM11MPCore. This platform has an on-board ARM11MPCore and has
support for PCI-E and Compact Flash.
config MACH_REALVIEW_PB1176
bool "Support RealView/PB1176 platform"
bool "Support RealView(R) Platform Baseboard for ARM1176JZF-S"
select CPU_V6
select ARM_GIC
help
Include support for the ARM(R) RealView ARM1176 Platform Baseboard.
Include support for the ARM(R) RealView(R) Platform Baseboard for
ARM1176JZF-S.
config REALVIEW_PB1176_SECURE_FLASH
bool "Allow access to the secure flash memory block"
@ -59,23 +63,24 @@ config REALVIEW_PB1176_SECURE_FLASH
block (64MB @ 0x3c000000) is required.
config MACH_REALVIEW_PBA8
bool "Support RealView/PB-A8 platform"
bool "Support RealView(R) Platform Baseboard for Cortex(tm)-A8 platform"
select CPU_V7
select ARM_GIC
select HAVE_PATA_PLATFORM
help
Include support for the ARM(R) RealView Cortex-A8 Platform Baseboard.
PB-A8 is a platform with an on-board Cortex-A8 and has support for
PCI-E and Compact Flash.
Include support for the ARM(R) RealView Platform Baseboard for
Cortex(tm)-A8. This platform has an on-board Cortex-A8 and has
support for PCI-E and Compact Flash.
config MACH_REALVIEW_PBX
bool "Support RealView/PBX platform"
bool "Support RealView(R) Platform Baseboard Explore"
select ARM_GIC
select HAVE_PATA_PLATFORM
select ARCH_SPARSEMEM_ENABLE if CPU_V7 && !REALVIEW_HIGH_PHYS_OFFSET
select ZONE_DMA if SPARSEMEM
help
Include support for the ARM(R) RealView PBX platform.
Include support for the ARM(R) RealView(R) Platform Baseboard
Explore.
config REALVIEW_HIGH_PHYS_OFFSET
bool "High physical base address for the RealView platform"

2
arch/arm/mach-realview/platsmp.c
View File

@ -41,7 +41,7 @@ volatile int __cpuinitdata pen_release = -1;
* observers, irrespective of whether they're taking part in coherency
* or not. This is necessary for the hotplug code to work reliably.
*/
static void write_pen_release(int val)
static void __cpuinit write_pen_release(int val)
{
pen_release = val;
smp_wmb();

2
arch/arm/mach-shmobile/Kconfig
View File

@ -60,6 +60,8 @@ endchoice
config MACH_AG5EVM
bool "AG5EVM board"
select ARCH_REQUIRE_GPIOLIB
select SH_LCD_MIPI_DSI
depends on ARCH_SH73A0
config MACH_MACKEREL

180
arch/arm/mach-shmobile/board-ag5evm.c
View File

@ -34,9 +34,10 @@
#include <linux/input/sh_keysc.h>
#include <linux/mmc/host.h>
#include <linux/mmc/sh_mmcif.h>
#include <linux/sh_clk.h>
#include <video/sh_mobile_lcdc.h>
#include <video/sh_mipi_dsi.h>
#include <sound/sh_fsi.h>
#include <mach/hardware.h>
#include <mach/sh73a0.h>
#include <mach/common.h>
@ -183,11 +184,165 @@ static struct platform_device mmc_device = {
.resource = sh_mmcif_resources,
};
/* IrDA */
static struct resource irda_resources[] = {
[0] = {
.start = 0xE6D00000,
.end = 0xE6D01FD4 - 1,
.flags = IORESOURCE_MEM,
},
[1] = {
.start = gic_spi(95),
.flags = IORESOURCE_IRQ,
},
};
static struct platform_device irda_device = {
.name = "sh_irda",
.id = 0,
.resource = irda_resources,
.num_resources = ARRAY_SIZE(irda_resources),
};
static unsigned char lcd_backlight_seq[3][2] = {
{ 0x04, 0x07 },
{ 0x23, 0x80 },
{ 0x03, 0x01 },
};
static void lcd_backlight_on(void)
{
struct i2c_adapter *a;
struct i2c_msg msg;
int k;
a = i2c_get_adapter(1);
for (k = 0; a && k < 3; k++) {
msg.addr = 0x6d;
msg.buf = &lcd_backlight_seq[k][0];
msg.len = 2;
msg.flags = 0;
if (i2c_transfer(a, &msg, 1) != 1)
break;
}
}
static void lcd_backlight_reset(void)
{
gpio_set_value(GPIO_PORT235, 0);
mdelay(24);
gpio_set_value(GPIO_PORT235, 1);
}
static void lcd_on(void *board_data, struct fb_info *info)
{
lcd_backlight_on();
}
static void lcd_off(void *board_data)
{
lcd_backlight_reset();
}
/* LCDC0 */
static const struct fb_videomode lcdc0_modes[] = {
{
.name = "R63302(QHD)",
.xres = 544,
.yres = 961,
.left_margin = 72,
.right_margin = 600,
.hsync_len = 16,
.upper_margin = 8,
.lower_margin = 8,
.vsync_len = 2,
.sync = FB_SYNC_VERT_HIGH_ACT | FB_SYNC_HOR_HIGH_ACT,
},
};
static struct sh_mobile_lcdc_info lcdc0_info = {
.clock_source = LCDC_CLK_PERIPHERAL,
.ch[0] = {
.chan = LCDC_CHAN_MAINLCD,
.interface_type = RGB24,
.clock_divider = 1,
.flags = LCDC_FLAGS_DWPOL,
.lcd_size_cfg.width = 44,
.lcd_size_cfg.height = 79,
.bpp = 16,
.lcd_cfg = lcdc0_modes,
.num_cfg = ARRAY_SIZE(lcdc0_modes),
.board_cfg = {
.display_on = lcd_on,
.display_off = lcd_off,
},
}
};
static struct resource lcdc0_resources[] = {
[0] = {
.name = "LCDC0",
.start = 0xfe940000, /* P4-only space */
.end = 0xfe943fff,
.flags = IORESOURCE_MEM,
},
[1] = {
.start = intcs_evt2irq(0x580),
.flags = IORESOURCE_IRQ,
},
};
static struct platform_device lcdc0_device = {
.name = "sh_mobile_lcdc_fb",
.num_resources = ARRAY_SIZE(lcdc0_resources),
.resource = lcdc0_resources,
.id = 0,
.dev = {
.platform_data = &lcdc0_info,
.coherent_dma_mask = ~0,
},
};
/* MIPI-DSI */
static struct resource mipidsi0_resources[] = {
[0] = {
.start = 0xfeab0000,
.end = 0xfeab3fff,
.flags = IORESOURCE_MEM,
},
[1] = {
.start = 0xfeab4000,
.end = 0xfeab7fff,
.flags = IORESOURCE_MEM,
},
};
static struct sh_mipi_dsi_info mipidsi0_info = {
.data_format = MIPI_RGB888,
.lcd_chan = &lcdc0_info.ch[0],
.vsynw_offset = 20,
.clksrc = 1,
.flags = SH_MIPI_DSI_HSABM,
};
static struct platform_device mipidsi0_device = {
.name = "sh-mipi-dsi",
.num_resources = ARRAY_SIZE(mipidsi0_resources),
.resource = mipidsi0_resources,
.id = 0,
.dev = {
.platform_data = &mipidsi0_info,
},
};
static struct platform_device *ag5evm_devices[] __initdata = {
&eth_device,
&keysc_device,
&fsi_device,
&mmc_device,
&irda_device,
&lcdc0_device,
&mipidsi0_device,
};
static struct map_desc ag5evm_io_desc[] __initdata = {
@ -224,6 +379,8 @@ void __init ag5evm_init_irq(void)
__raw_writew(__raw_readw(PINTCR0A) | (2<<10), PINTCR0A);
}
#define DSI0PHYCR 0xe615006c
static void __init ag5evm_init(void)
{
sh73a0_pinmux_init();
@ -287,6 +444,25 @@ static void __init ag5evm_init(void)
gpio_request(GPIO_FN_FSIAISLD, NULL);
gpio_request(GPIO_FN_FSIAOSLD, NULL);
/* IrDA */
gpio_request(GPIO_FN_PORT241_IRDA_OUT, NULL);
gpio_request(GPIO_FN_PORT242_IRDA_IN, NULL);
gpio_request(GPIO_FN_PORT243_IRDA_FIRSEL, NULL);
/* LCD panel */
gpio_request(GPIO_PORT217, NULL); /* RESET */
gpio_direction_output(GPIO_PORT217, 0);
mdelay(1);
gpio_set_value(GPIO_PORT217, 1);
/* LCD backlight controller */
gpio_request(GPIO_PORT235, NULL); /* RESET */
gpio_direction_output(GPIO_PORT235, 0);
lcd_backlight_reset();
/* MIPI-DSI clock setup */
__raw_writel(0x2a809010, DSI0PHYCR);
#ifdef CONFIG_CACHE_L2X0
/* Shared attribute override enable, 64K*8way */
l2x0_init(__io(0xf0100000), 0x00460000, 0xc2000fff);

1
arch/arm/mach-shmobile/board-g3evm.c
View File

@ -347,7 +347,6 @@ static void __init g3evm_init(void)
gpio_request(GPIO_FN_IRDA_OUT, NULL);
gpio_request(GPIO_FN_IRDA_IN, NULL);
gpio_request(GPIO_FN_IRDA_FIRSEL, NULL);
set_irq_type(evt2irq(0x480), IRQ_TYPE_LEVEL_LOW);
sh7367_add_standard_devices();

5
arch/arm/mach-shmobile/board-mackerel.c
View File

@ -169,9 +169,8 @@
* SW1 | SW33
* | bit1 | bit2 | bit3 | bit4
* -------------+------+------+------+-------
* MMC0 OFF | OFF | ON | ON | X
* MMC1 ON | OFF | ON | X | ON
* SDHI1 OFF | ON | X | OFF | ON
* MMC0 OFF | OFF | X | ON | X (Use MMCIF)
* SDHI1 OFF | ON | X | OFF | X (Use MFD_SH_MOBILE_SDHI)
*
*/

4
arch/arm/mach-shmobile/clock-sh7372.c
View File

@ -234,7 +234,9 @@ static int pllc2_set_rate(struct clk *clk, unsigned long rate)
value = __raw_readl(PLLC2CR) & ~(0x3f << 24);
__raw_writel((value & ~0x80000000) | ((idx + 19) << 24), PLLC2CR);
__raw_writel(value | ((idx + 19) << 24), PLLC2CR);
clk->rate = clk->freq_table[idx].frequency;
return 0;
}

29
arch/arm/mach-shmobile/clock-sh73a0.c
View File

@ -118,8 +118,16 @@ static unsigned long pll_recalc(struct clk *clk)
{
unsigned long mult = 1;
if (__raw_readl(PLLECR) & (1 << clk->enable_bit))
if (__raw_readl(PLLECR) & (1 << clk->enable_bit)) {
mult = (((__raw_readl(clk->enable_reg) >> 24) & 0x3f) + 1);
/* handle CFG bit for PLL1 and PLL2 */
switch (clk->enable_bit) {
case 1:
case 2:
if (__raw_readl(clk->enable_reg) & (1 << 20))
mult *= 2;
}
}
return clk->parent->rate * mult;
}
@ -212,7 +220,7 @@ enum { DIV4_I, DIV4_ZG, DIV4_M3, DIV4_B, DIV4_M1, DIV4_M2,
static struct clk div4_clks[DIV4_NR] = {
[DIV4_I] = DIV4(FRQCRA, 20, 0xfff, CLK_ENABLE_ON_INIT),
[DIV4_ZG] = DIV4(FRQCRA, 16, 0xbff, CLK_ENABLE_ON_INIT),
[DIV4_M3] = DIV4(FRQCRA, 8, 0xfff, CLK_ENABLE_ON_INIT),
[DIV4_M3] = DIV4(FRQCRA, 12, 0xfff, CLK_ENABLE_ON_INIT),
[DIV4_B] = DIV4(FRQCRA, 8, 0xfff, CLK_ENABLE_ON_INIT),
[DIV4_M1] = DIV4(FRQCRA, 4, 0xfff, 0),
[DIV4_M2] = DIV4(FRQCRA, 0, 0xfff, 0),
@ -255,10 +263,10 @@ static struct clk div6_clks[DIV6_NR] = {
};
enum { MSTP001,
MSTP125, MSTP116,
MSTP125, MSTP118, MSTP116, MSTP100,
MSTP219,
MSTP207, MSTP206, MSTP204, MSTP203, MSTP202, MSTP201, MSTP200,
MSTP331, MSTP329, MSTP323, MSTP312,
MSTP331, MSTP329, MSTP325, MSTP323, MSTP312,
MSTP411, MSTP410, MSTP403,
MSTP_NR };
@ -268,7 +276,9 @@ enum { MSTP001,
static struct clk mstp_clks[MSTP_NR] = {
[MSTP001] = MSTP(&div4_clks[DIV4_HP], SMSTPCR0, 1, 0), /* IIC2 */
[MSTP125] = MSTP(&div6_clks[DIV6_SUB], SMSTPCR1, 25, 0), /* TMU0 */
[MSTP118] = MSTP(&div4_clks[DIV4_B], SMSTPCR1, 18, 0), /* DSITX0 */
[MSTP116] = MSTP(&div4_clks[DIV4_HP], SMSTPCR1, 16, 0), /* IIC0 */
[MSTP100] = MSTP(&div4_clks[DIV4_B], SMSTPCR1, 0, 0), /* LCDC0 */
[MSTP219] = MSTP(&div6_clks[DIV6_SUB], SMSTPCR2, 19, 0), /* SCIFA7 */
[MSTP207] = MSTP(&div6_clks[DIV6_SUB], SMSTPCR2, 7, 0), /* SCIFA5 */
[MSTP206] = MSTP(&div6_clks[DIV6_SUB], SMSTPCR2, 6, 0), /* SCIFB */
@ -279,6 +289,7 @@ static struct clk mstp_clks[MSTP_NR] = {
[MSTP200] = MSTP(&div6_clks[DIV6_SUB], SMSTPCR2, 0, 0), /* SCIFA4 */
[MSTP331] = MSTP(&div6_clks[DIV6_SUB], SMSTPCR3, 31, 0), /* SCIFA6 */
[MSTP329] = MSTP(&r_clk, SMSTPCR3, 29, 0), /* CMT10 */
[MSTP325] = MSTP(&div6_clks[DIV6_SUB], SMSTPCR3, 25, 0), /* IrDA */
[MSTP323] = MSTP(&div4_clks[DIV4_HP], SMSTPCR3, 23, 0), /* IIC1 */
[MSTP312] = MSTP(&div4_clks[DIV4_HP], SMSTPCR3, 12, 0), /* MMCIF0 */
[MSTP411] = MSTP(&div4_clks[DIV4_HP], SMSTPCR4, 11, 0), /* IIC3 */
@ -288,16 +299,25 @@ static struct clk mstp_clks[MSTP_NR] = {
#define CLKDEV_CON_ID(_id, _clk) { .con_id = _id, .clk = _clk }
#define CLKDEV_DEV_ID(_id, _clk) { .dev_id = _id, .clk = _clk }
#define CLKDEV_ICK_ID(_cid, _did, _clk) { .con_id = _cid, .dev_id = _did, .clk = _clk }
static struct clk_lookup lookups[] = {
/* main clocks */
CLKDEV_CON_ID("r_clk", &r_clk),
/* DIV6 clocks */
CLKDEV_ICK_ID("dsit_clk", "sh-mipi-dsi.0", &div6_clks[DIV6_DSIT]),
CLKDEV_ICK_ID("dsit_clk", "sh-mipi-dsi.1", &div6_clks[DIV6_DSIT]),
CLKDEV_ICK_ID("dsi0p_clk", "sh-mipi-dsi.0", &div6_clks[DIV6_DSI0P]),
CLKDEV_ICK_ID("dsi1p_clk", "sh-mipi-dsi.1", &div6_clks[DIV6_DSI1P]),
/* MSTP32 clocks */
CLKDEV_DEV_ID("i2c-sh_mobile.2", &mstp_clks[MSTP001]), /* I2C2 */
CLKDEV_DEV_ID("sh_mobile_lcdc_fb.0", &mstp_clks[MSTP100]), /* LCDC0 */
CLKDEV_DEV_ID("sh_tmu.0", &mstp_clks[MSTP125]), /* TMU00 */
CLKDEV_DEV_ID("sh_tmu.1", &mstp_clks[MSTP125]), /* TMU01 */
CLKDEV_DEV_ID("i2c-sh_mobile.0", &mstp_clks[MSTP116]), /* I2C0 */
CLKDEV_DEV_ID("sh-mipi-dsi.0", &mstp_clks[MSTP118]), /* DSITX */
CLKDEV_DEV_ID("sh-sci.7", &mstp_clks[MSTP219]), /* SCIFA7 */
CLKDEV_DEV_ID("sh-sci.5", &mstp_clks[MSTP207]), /* SCIFA5 */
CLKDEV_DEV_ID("sh-sci.8", &mstp_clks[MSTP206]), /* SCIFB */
@ -308,6 +328,7 @@ static struct clk_lookup lookups[] = {
CLKDEV_DEV_ID("sh-sci.4", &mstp_clks[MSTP200]), /* SCIFA4 */
CLKDEV_DEV_ID("sh-sci.6", &mstp_clks[MSTP331]), /* SCIFA6 */
CLKDEV_DEV_ID("sh_cmt.10", &mstp_clks[MSTP329]), /* CMT10 */
CLKDEV_DEV_ID("sh_irda.0", &mstp_clks[MSTP325]), /* IrDA */
CLKDEV_DEV_ID("i2c-sh_mobile.1", &mstp_clks[MSTP323]), /* I2C1 */
CLKDEV_DEV_ID("sh_mmcif.0", &mstp_clks[MSTP312]), /* MMCIF0 */
CLKDEV_DEV_ID("i2c-sh_mobile.3", &mstp_clks[MSTP411]), /* I2C3 */

11
arch/arm/mach-shmobile/intc-sh7372.c
View File

@ -365,6 +365,7 @@ static struct intc_desc intca_desc __initdata = {
enum {
UNUSED_INTCS = 0,
ENABLED_INTCS,
INTCS,
@ -413,7 +414,7 @@ enum {
CMT4,
DSITX1_DSITX1_0,
DSITX1_DSITX1_1,
/* MFIS2 */
MFIS2_INTCS, /* Priority always enabled using ENABLED_INTCS */
CPORTS2R,
/* CEC */
JPU6E,
@ -477,7 +478,7 @@ static struct intc_vect intcs_vectors[] = {
INTCS_VECT(CMT4, 0x1980),
INTCS_VECT(DSITX1_DSITX1_0, 0x19a0),
INTCS_VECT(DSITX1_DSITX1_1, 0x19c0),
/* MFIS2 */
INTCS_VECT(MFIS2_INTCS, 0x1a00),
INTCS_VECT(CPORTS2R, 0x1a20),
/* CEC */
INTCS_VECT(JPU6E, 0x1a80),
@ -543,7 +544,7 @@ static struct intc_mask_reg intcs_mask_registers[] = {
{ 0, TMU1_TUNI2, TMU1_TUNI1, TMU1_TUNI0,
CMT4, DSITX1_DSITX1_0, DSITX1_DSITX1_1, 0 } },
{ 0xffd5019c, 0xffd501dc, 8, /* IMR7SA3 / IMCR7SA3 */
{ 0, CPORTS2R, 0, 0,
{ MFIS2_INTCS, CPORTS2R, 0, 0,
JPU6E, 0, 0, 0 } },
{ 0xffd20104, 0, 16, /* INTAMASK */
{ 0, 0, 0, 0, 0, 0, 0, 0,
@ -571,7 +572,8 @@ static struct intc_prio_reg intcs_prio_registers[] = {
{ 0xffd50030, 0, 16, 4, /* IPRMS3 */ { TMU1, 0, 0, 0 } },
{ 0xffd50034, 0, 16, 4, /* IPRNS3 */ { CMT4, DSITX1_DSITX1_0,
DSITX1_DSITX1_1, 0 } },
{ 0xffd50038, 0, 16, 4, /* IPROS3 */ { 0, CPORTS2R, 0, 0 } },
{ 0xffd50038, 0, 16, 4, /* IPROS3 */ { ENABLED_INTCS, CPORTS2R,
0, 0 } },
{ 0xffd5003c, 0, 16, 4, /* IPRPS3 */ { JPU6E, 0, 0, 0 } },
};
@ -590,6 +592,7 @@ static struct resource intcs_resources[] __initdata = {
static struct intc_desc intcs_desc __initdata = {
.name = "sh7372-intcs",
.force_enable = ENABLED_INTCS,
.resource = intcs_resources,
.num_resources = ARRAY_SIZE(intcs_resources),
.hw = INTC_HW_DESC(intcs_vectors, intcs_groups, intcs_mask_registers,

5
arch/arm/mach-shmobile/intc-sh73a0.c
View File

@ -252,10 +252,11 @@ static irqreturn_t sh73a0_intcs_demux(int irq, void *dev_id)
void __init sh73a0_init_irq(void)
{
void __iomem *gic_base = __io(0xf0001000);
void __iomem *gic_dist_base = __io(0xf0001000);
void __iomem *gic_cpu_base = __io(0xf0000100);
void __iomem *intevtsa = ioremap_nocache(0xffd20100, PAGE_SIZE);
gic_init(0, 29, gic_base, gic_base);
gic_init(0, 29, gic_dist_base, gic_cpu_base);
register_intc_controller(&intcs_desc);

61
arch/arm/mach-tegra/include/mach/kbc.h Normal file
View File

@ -0,0 +1,61 @@
/*
* Platform definitions for tegra-kbc keyboard input driver
*
* Copyright (c) 2010-2011, NVIDIA Corporation.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
* more details.
*
* You should have received a copy of the GNU General Public License along
* with this program; if not, write to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*/
#ifndef ASMARM_ARCH_TEGRA_KBC_H
#define ASMARM_ARCH_TEGRA_KBC_H
#include <linux/types.h>
#include <linux/input/matrix_keypad.h>
#ifdef CONFIG_ARCH_TEGRA_2x_SOC
#define KBC_MAX_GPIO 24
#define KBC_MAX_KPENT 8
#else
#define KBC_MAX_GPIO 20
#define KBC_MAX_KPENT 7
#endif
#define KBC_MAX_ROW 16
#define KBC_MAX_COL 8
#define KBC_MAX_KEY (KBC_MAX_ROW * KBC_MAX_COL)
struct tegra_kbc_pin_cfg {
bool is_row;
unsigned char num;
};
struct tegra_kbc_wake_key {
u8 row:4;
u8 col:4;
};
struct tegra_kbc_platform_data {
unsigned int debounce_cnt;
unsigned int repeat_cnt;
unsigned int wake_cnt; /* 0:wake on any key >1:wake on wake_cfg */
const struct tegra_kbc_wake_key *wake_cfg;
struct tegra_kbc_pin_cfg pin_cfg[KBC_MAX_GPIO];
const struct matrix_keymap_data *keymap_data;
bool wakeup;
};
#endif

10
arch/arm/mach-versatile/Kconfig
View File

@ -2,17 +2,19 @@ menu "Versatile platform type"
depends on ARCH_VERSATILE
config ARCH_VERSATILE_PB
bool "Support Versatile/PB platform"
bool "Support Versatile Platform Baseboard for ARM926EJ-S"
select CPU_ARM926T
select MIGHT_HAVE_PCI
default y
help
Include support for the ARM(R) Versatile/PB platform.
Include support for the ARM(R) Versatile Platform Baseboard
for the ARM926EJ-S.
config MACH_VERSATILE_AB
bool "Support Versatile/AB platform"
bool "Support Versatile Application Baseboard for ARM926EJ-S"
select CPU_ARM926T
help
Include support for the ARM(R) Versatile/AP platform.
Include support for the ARM(R) Versatile Application Baseboard
for the ARM926EJ-S.
endmenu

2
arch/arm/mach-vexpress/platsmp.c
View File

@ -39,7 +39,7 @@ volatile int __cpuinitdata pen_release = -1;
* observers, irrespective of whether they're taking part in coherency
* or not. This is necessary for the hotplug code to work reliably.
*/
static void write_pen_release(int val)
static void __cpuinit write_pen_release(int val)
{
pen_release = val;
smp_wmb();

9
arch/arm/mach-vexpress/v2m.c
View File

@ -19,6 +19,7 @@
#include <asm/mach/time.h>
#include <asm/hardware/arm_timer.h>
#include <asm/hardware/timer-sp.h>
#include <asm/hardware/sp810.h>
#include <mach/motherboard.h>
@ -50,8 +51,16 @@ void __init v2m_map_io(struct map_desc *tile, size_t num)
static void __init v2m_timer_init(void)
{
u32 scctrl;
versatile_sched_clock_init(MMIO_P2V(V2M_SYS_24MHZ), 24000000);
/* Select 1MHz TIMCLK as the reference clock for SP804 timers */
scctrl = readl(MMIO_P2V(V2M_SYSCTL + SCCTRL));
scctrl |= SCCTRL_TIMEREN0SEL_TIMCLK;
scctrl |= SCCTRL_TIMEREN1SEL_TIMCLK;
writel(scctrl, MMIO_P2V(V2M_SYSCTL + SCCTRL));
writel(0, MMIO_P2V(V2M_TIMER0) + TIMER_CTRL);
writel(0, MMIO_P2V(V2M_TIMER1) + TIMER_CTRL);

8
arch/arm/plat-omap/Kconfig
View File

@ -144,12 +144,9 @@ config OMAP_IOMMU_DEBUG
config OMAP_IOMMU_IVA2
bool
choice
prompt "System timer"
default OMAP_32K_TIMER if !ARCH_OMAP15XX
config OMAP_MPU_TIMER
bool "Use mpu timer"
depends on ARCH_OMAP1
help
Select this option if you want to use the OMAP mpu timer. This
timer provides more intra-tick resolution than the 32KHz timer,
@ -158,6 +155,7 @@ config OMAP_MPU_TIMER
config OMAP_32K_TIMER
bool "Use 32KHz timer"
depends on ARCH_OMAP16XX || ARCH_OMAP2PLUS
default y if (ARCH_OMAP16XX || ARCH_OMAP2PLUS)
help
Select this option if you want to enable the OMAP 32KHz timer.
This timer saves power compared to the OMAP_MPU_TIMER, and has
@ -165,8 +163,6 @@ config OMAP_32K_TIMER
intra-tick resolution than OMAP_MPU_TIMER. The 32KHz timer is
currently only available for OMAP16XX, 24XX, 34XX and OMAP4.
endchoice
config OMAP3_L2_AUX_SECURE_SAVE_RESTORE
bool "OMAP3 HS/EMU save and restore for L2 AUX control register"
depends on ARCH_OMAP3 && PM

22
arch/arm/plat-omap/counter_32k.c
View File

@ -36,8 +36,6 @@
#define OMAP16XX_TIMER_32K_SYNCHRONIZED 0xfffbc410
#if !(defined(CONFIG_ARCH_OMAP730) || defined(CONFIG_ARCH_OMAP15XX))
#include <linux/clocksource.h>
/*
@ -122,12 +120,24 @@ static DEFINE_CLOCK_DATA(cd);
#define SC_MULT 4000000000u
#define SC_SHIFT 17
unsigned long long notrace sched_clock(void)
static inline unsigned long long notrace _omap_32k_sched_clock(void)
{
u32 cyc = clocksource_32k.read(&clocksource_32k);
return cyc_to_fixed_sched_clock(&cd, cyc, (u32)~0, SC_MULT, SC_SHIFT);
}
#ifndef CONFIG_OMAP_MPU_TIMER
unsigned long long notrace sched_clock(void)
{
return _omap_32k_sched_clock();
}
#else
unsigned long long notrace omap_32k_sched_clock(void)
{
return _omap_32k_sched_clock();
}
#endif
static void notrace omap_update_sched_clock(void)
{
u32 cyc = clocksource_32k.read(&clocksource_32k);
@ -160,7 +170,7 @@ void read_persistent_clock(struct timespec *ts)
*ts = *tsp;
}
static int __init omap_init_clocksource_32k(void)
int __init omap_init_clocksource_32k(void)
{
static char err[] __initdata = KERN_ERR
"%s: can't register clocksource!\n";
@ -195,7 +205,3 @@ static int __init omap_init_clocksource_32k(void)
}
return 0;
}
arch_initcall(omap_init_clocksource_32k);
#endif /* !(defined(CONFIG_ARCH_OMAP730) || defined(CONFIG_ARCH_OMAP15XX)) */

7
arch/arm/plat-omap/dma.c
View File

@ -53,7 +53,7 @@ enum { DMA_CHAIN_STARTED, DMA_CHAIN_NOTSTARTED };
#endif
#define OMAP_DMA_ACTIVE 0x01
#define OMAP2_DMA_CSR_CLEAR_MASK 0xffe
#define OMAP2_DMA_CSR_CLEAR_MASK 0xffffffff
#define OMAP_FUNC_MUX_ARM_BASE (0xfffe1000 + 0xec)
@ -1873,7 +1873,7 @@ static int omap2_dma_handle_ch(int ch)
printk(KERN_INFO "DMA misaligned error with device %d\n",
dma_chan[ch].dev_id);
p->dma_write(OMAP2_DMA_CSR_CLEAR_MASK, CSR, ch);
p->dma_write(status, CSR, ch);
p->dma_write(1 << ch, IRQSTATUS_L0, ch);
/* read back the register to flush the write */
p->dma_read(IRQSTATUS_L0, ch);
@ -1893,10 +1893,9 @@ static int omap2_dma_handle_ch(int ch)
OMAP_DMA_CHAIN_INCQHEAD(chain_id);
status = p->dma_read(CSR, ch);
p->dma_write(status, CSR, ch);
}
p->dma_write(status, CSR, ch);
if (likely(dma_chan[ch].callback != NULL))
dma_chan[ch].callback(ch, status, dma_chan[ch].data);

3
arch/arm/plat-omap/include/plat/common.h
View File

@ -35,6 +35,9 @@ struct sys_timer;
extern void omap_map_common_io(void);
extern struct sys_timer omap_timer;
extern bool omap_32k_timer_init(void);
extern int __init omap_init_clocksource_32k(void);
extern unsigned long long notrace omap_32k_sched_clock(void);
extern void omap_reserve(void);

16
arch/m68k/amiga/config.c
View File

@ -610,17 +610,17 @@ static void amiga_mem_console_write(struct console *co, const char *s,
static int __init amiga_savekmsg_setup(char *arg)
{
static struct resource debug_res = { .name = "Debug" };
if (!MACH_IS_AMIGA || strcmp(arg, "mem"))
goto done;
return 0;
if (!AMIGAHW_PRESENT(CHIP_RAM)) {
printk("Warning: no chipram present for debugging\n");
goto done;
if (amiga_chip_size < SAVEKMSG_MAXMEM) {
pr_err("Not enough chipram for debugging\n");
return -ENOMEM;
}
savekmsg = amiga_chip_alloc_res(SAVEKMSG_MAXMEM, &debug_res);
/* Just steal the block, the chipram allocator isn't functional yet */
amiga_chip_size -= SAVEKMSG_MAXMEM;
savekmsg = (void *)ZTWO_VADDR(CHIP_PHYSADDR + amiga_chip_size);
savekmsg->magic1 = SAVEKMSG_MAGIC1;
savekmsg->magic2 = SAVEKMSG_MAGIC2;
savekmsg->magicptr = ZTWO_PADDR(savekmsg);
@ -628,8 +628,6 @@ static int __init amiga_savekmsg_setup(char *arg)
amiga_console_driver.write = amiga_mem_console_write;
register_console(&amiga_console_driver);
done:
return 0;
}

4
arch/m68k/atari/ataints.c
View File

@ -388,9 +388,9 @@ void __init atari_init_IRQ(void)
}
if (ATARIHW_PRESENT(SCC) && !atari_SCC_reset_done) {
scc.cha_a_ctrl = 9;
atari_scc.cha_a_ctrl = 9;
MFPDELAY();
scc.cha_a_ctrl = (char) 0xc0; /* hardware reset */
atari_scc.cha_a_ctrl = (char) 0xc0; /* hardware reset */
}
if (ATARIHW_PRESENT(SCU)) {

2
arch/m68k/atari/config.c
View File

@ -315,7 +315,7 @@ void __init config_atari(void)
ATARIHW_SET(SCC_DMA);
printk("SCC_DMA ");
}
if (scc_test(&scc.cha_a_ctrl)) {
if (scc_test(&atari_scc.cha_a_ctrl)) {
ATARIHW_SET(SCC);
printk("SCC ");
}

14
arch/m68k/atari/debug.c
View File

@ -53,9 +53,9 @@ static inline void ata_scc_out(char c)
{
do {
MFPDELAY();
} while (!(scc.cha_b_ctrl & 0x04)); /* wait for tx buf empty */
} while (!(atari_scc.cha_b_ctrl & 0x04)); /* wait for tx buf empty */
MFPDELAY();
scc.cha_b_data = c;
atari_scc.cha_b_data = c;
}
static void atari_scc_console_write(struct console *co, const char *str,
@ -140,9 +140,9 @@ int atari_scc_console_wait_key(struct console *co)
{
do {
MFPDELAY();
} while (!(scc.cha_b_ctrl & 0x01)); /* wait for rx buf filled */
} while (!(atari_scc.cha_b_ctrl & 0x01)); /* wait for rx buf filled */
MFPDELAY();
return scc.cha_b_data;
return atari_scc.cha_b_data;
}
int atari_midi_console_wait_key(struct console *co)
@ -185,9 +185,9 @@ static void __init atari_init_mfp_port(int cflag)
#define SCC_WRITE(reg, val) \
do { \
scc.cha_b_ctrl = (reg); \
atari_scc.cha_b_ctrl = (reg); \
MFPDELAY(); \
scc.cha_b_ctrl = (val); \
atari_scc.cha_b_ctrl = (val); \
MFPDELAY(); \
} while (0)
@ -240,7 +240,7 @@ static void __init atari_init_scc_port(int cflag)
reg3 = (cflag & CSIZE) == CS8 ? 0xc0 : 0x40;
reg5 = (cflag & CSIZE) == CS8 ? 0x60 : 0x20 | 0x82 /* assert DTR/RTS */;
(void)scc.cha_b_ctrl; /* reset reg pointer */
(void)atari_scc.cha_b_ctrl; /* reset reg pointer */
SCC_WRITE(9, 0xc0); /* reset */
LONG_DELAY(); /* extra delay after WR9 access */
SCC_WRITE(4, (cflag & PARENB) ? ((cflag & PARODD) ? 0x01 : 0x03)

2
arch/m68k/include/asm/atarihw.h
View File

@ -449,7 +449,7 @@ struct SCC
u_char char_dummy3;
u_char cha_b_data;
};
# define scc ((*(volatile struct SCC*)SCC_BAS))
# define atari_scc ((*(volatile struct SCC*)SCC_BAS))
/* The ESCC (Z85230) in an Atari ST. The channels are reversed! */
# define st_escc ((*(volatile struct SCC*)0xfffffa31))

12
arch/m68k/include/asm/string.h
View File

@ -81,18 +81,6 @@ static inline char *strncpy(char *dest, const char *src, size_t n)
strcpy(__d + strlen(__d), (s)); \
})
#define __HAVE_ARCH_STRCHR
static inline char *strchr(const char *s, int c)
{
char sc, ch = c;
for (; (sc = *s++) != ch; ) {
if (!sc)
return NULL;
}
return (char *)s - 1;
}
#ifndef CONFIG_COLDFIRE
#define __HAVE_ARCH_STRCMP
static inline int strcmp(const char *cs, const char *ct)

4
arch/parisc/kernel/pdc_cons.c
View File

@ -169,11 +169,11 @@ static int __init pdc_console_tty_driver_init(void)
struct console *tmp;
acquire_console_sem();
console_lock();
for_each_console(tmp)
if (tmp == &pdc_cons)
break;
release_console_sem();
console_unlock();
if (!tmp) {
printk(KERN_INFO "PDC console driver not registered anymore, not creating %s\n", pdc_cons.name);

1
arch/powerpc/kernel/perf_event_fsl_emb.c
View File

@ -596,6 +596,7 @@ static void record_and_restart(struct perf_event *event, unsigned long val,
if (left <= 0)
left = period;
record = 1;
event->hw.last_period = event->hw.sample_period;
}
if (left < 0x80000000LL)
val = 0x80000000LL - left;

1
arch/sh/Kconfig
View File

@ -15,6 +15,7 @@ config SUPERH
select HAVE_KERNEL_GZIP
select HAVE_KERNEL_BZIP2
select HAVE_KERNEL_LZMA
select HAVE_KERNEL_XZ
select HAVE_KERNEL_LZO
select HAVE_SYSCALL_TRACEPOINTS
select HAVE_REGS_AND_STACK_ACCESS_API

3
arch/sh/Makefile
View File

@ -200,7 +200,7 @@ endif
libs-$(CONFIG_SUPERH32) := arch/sh/lib/ $(libs-y)
libs-$(CONFIG_SUPERH64) := arch/sh/lib64/ $(libs-y)
BOOT_TARGETS = uImage uImage.bz2 uImage.gz uImage.lzma uImage.lzo \
BOOT_TARGETS = uImage uImage.bz2 uImage.gz uImage.lzma uImage.xz uImage.lzo \
uImage.srec uImage.bin zImage vmlinux.bin vmlinux.srec \
romImage
PHONY += $(BOOT_TARGETS)
@ -230,5 +230,6 @@ define archhelp
@echo '* uImage.gz - Kernel-only image for U-Boot (gzip)'
@echo ' uImage.bz2 - Kernel-only image for U-Boot (bzip2)'
@echo ' uImage.lzma - Kernel-only image for U-Boot (lzma)'
@echo ' uImage.xz - Kernel-only image for U-Boot (xz)'
@echo ' uImage.lzo - Kernel-only image for U-Boot (lzo)'
endef

2
arch/sh/boards/mach-ecovec24/setup.c
View File

@ -1294,6 +1294,7 @@ static int __init arch_setup(void)
i2c_register_board_info(1, i2c1_devices,
ARRAY_SIZE(i2c1_devices));
#if defined(CONFIG_VIDEO_SH_VOU) || defined(CONFIG_VIDEO_SH_VOU_MODULE)
/* VOU */
gpio_request(GPIO_FN_DV_D15, NULL);
gpio_request(GPIO_FN_DV_D14, NULL);
@ -1325,6 +1326,7 @@ static int __init arch_setup(void)
/* Remove reset */
gpio_set_value(GPIO_PTG4, 1);
#endif
return platform_add_devices(ecovec_devices,
ARRAY_SIZE(ecovec_devices));

11
arch/sh/boot/Makefile
View File

@ -24,12 +24,13 @@ suffix-y := bin
suffix-$(CONFIG_KERNEL_GZIP) := gz
suffix-$(CONFIG_KERNEL_BZIP2) := bz2
suffix-$(CONFIG_KERNEL_LZMA) := lzma
suffix-$(CONFIG_KERNEL_XZ) := xz
suffix-$(CONFIG_KERNEL_LZO) := lzo
targets := zImage vmlinux.srec romImage uImage uImage.srec uImage.gz \
uImage.bz2 uImage.lzma uImage.lzo uImage.bin
uImage.bz2 uImage.lzma uImage.xz uImage.lzo uImage.bin
extra-y += vmlinux.bin vmlinux.bin.gz vmlinux.bin.bz2 vmlinux.bin.lzma \
vmlinux.bin.lzo
vmlinux.bin.xz vmlinux.bin.lzo
subdir- := compressed romimage
$(obj)/zImage: $(obj)/compressed/vmlinux FORCE
@ -76,6 +77,9 @@ $(obj)/vmlinux.bin.bz2: $(obj)/vmlinux.bin FORCE
$(obj)/vmlinux.bin.lzma: $(obj)/vmlinux.bin FORCE
$(call if_changed,lzma)
$(obj)/vmlinux.bin.xz: $(obj)/vmlinux.bin FORCE
$(call if_changed,xzkern)
$(obj)/vmlinux.bin.lzo: $(obj)/vmlinux.bin FORCE
$(call if_changed,lzo)
@ -88,6 +92,9 @@ $(obj)/uImage.gz: $(obj)/vmlinux.bin.gz
$(obj)/uImage.lzma: $(obj)/vmlinux.bin.lzma
$(call if_changed,uimage,lzma)
$(obj)/uImage.xz: $(obj)/vmlinux.bin.xz
$(call if_changed,uimage,xz)
$(obj)/uImage.lzo: $(obj)/vmlinux.bin.lzo
$(call if_changed,uimage,lzo)

4
arch/sh/boot/compressed/Makefile
View File

@ -6,7 +6,7 @@
targets := vmlinux vmlinux.bin vmlinux.bin.gz \
vmlinux.bin.bz2 vmlinux.bin.lzma \
vmlinux.bin.lzo \
vmlinux.bin.xz vmlinux.bin.lzo \
head_$(BITS).o misc.o piggy.o
OBJECTS = $(obj)/head_$(BITS).o $(obj)/misc.o $(obj)/cache.o
@ -50,6 +50,8 @@ $(obj)/vmlinux.bin.bz2: $(vmlinux.bin.all-y) FORCE
$(call if_changed,bzip2)
$(obj)/vmlinux.bin.lzma: $(vmlinux.bin.all-y) FORCE
$(call if_changed,lzma)
$(obj)/vmlinux.bin.xz: $(vmlinux.bin.all-y) FORCE
$(call if_changed,xzkern)
$(obj)/vmlinux.bin.lzo: $(vmlinux.bin.all-y) FORCE
$(call if_changed,lzo)

4
arch/sh/boot/compressed/misc.c
View File

@ -61,6 +61,10 @@ static unsigned long free_mem_end_ptr;
#include "../../../../lib/decompress_unlzma.c"
#endif
#ifdef CONFIG_KERNEL_XZ
#include "../../../../lib/decompress_unxz.c"
#endif
#ifdef CONFIG_KERNEL_LZO
#include "../../../../lib/decompress_unlzo.c"
#endif

1
arch/sh/include/asm/pgtable.h
View File

@ -134,6 +134,7 @@ typedef pte_t *pte_addr_t;
extern void pgtable_cache_init(void);
struct vm_area_struct;
struct mm_struct;
extern void __update_cache(struct vm_area_struct *vma,
unsigned long address, pte_t pte);

6
arch/sh/kernel/cpu/sh4/setup-sh7750.c
View File

@ -230,10 +230,10 @@ static struct platform_device *sh7750_devices[] __initdata = {
static int __init sh7750_devices_setup(void)
{
if (mach_is_rts7751r2d()) {
platform_register_device(&scif_device);
platform_device_register(&scif_device);
} else {
platform_register_device(&sci_device);
platform_register_device(&scif_device);
platform_device_register(&sci_device);
platform_device_register(&scif_device);
}
return platform_add_devices(sh7750_devices,

1
arch/sh/kernel/topology.c
View File

@ -17,6 +17,7 @@
static DEFINE_PER_CPU(struct cpu, cpu_devices);
cpumask_t cpu_core_map[NR_CPUS];
EXPORT_SYMBOL(cpu_core_map);
static cpumask_t cpu_coregroup_map(unsigned int cpu)
{

42
arch/x86/include/asm/cacheflush.h
View File

@ -1,48 +1,8 @@
#ifndef _ASM_X86_CACHEFLUSH_H
#define _ASM_X86_CACHEFLUSH_H
/* Keep includes the same across arches. */
#include <linux/mm.h>
/* Caches aren't brain-dead on the intel. */
static inline void flush_cache_all(void) { }
static inline void flush_cache_mm(struct mm_struct *mm) { }
static inline void flush_cache_dup_mm(struct mm_struct *mm) { }
static inline void flush_cache_range(struct vm_area_struct *vma,
unsigned long start, unsigned long end) { }
static inline void flush_cache_page(struct vm_area_struct *vma,
unsigned long vmaddr, unsigned long pfn) { }
#define ARCH_IMPLEMENTS_FLUSH_DCACHE_PAGE 0
static inline void flush_dcache_page(struct page *page) { }
static inline void flush_dcache_mmap_lock(struct address_space *mapping) { }
static inline void flush_dcache_mmap_unlock(struct address_space *mapping) { }
static inline void flush_icache_range(unsigned long start,
unsigned long end) { }
static inline void flush_icache_page(struct vm_area_struct *vma,
struct page *page) { }
static inline void flush_icache_user_range(struct vm_area_struct *vma,
struct page *page,
unsigned long addr,
unsigned long len) { }
static inline void flush_cache_vmap(unsigned long start, unsigned long end) { }
static inline void flush_cache_vunmap(unsigned long start,
unsigned long end) { }
static inline void copy_to_user_page(struct vm_area_struct *vma,
struct page *page, unsigned long vaddr,
void *dst, const void *src,
unsigned long len)
{
memcpy(dst, src, len);
}
static inline void copy_from_user_page(struct vm_area_struct *vma,
struct page *page, unsigned long vaddr,
void *dst, const void *src,
unsigned long len)
{
memcpy(dst, src, len);
}
#include <asm-generic/cacheflush.h>
#ifdef CONFIG_X86_PAT
/*

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

@ -32,5 +32,6 @@ extern void arch_unregister_cpu(int);
DECLARE_PER_CPU(int, cpu_state);
int __cpuinit mwait_usable(const struct cpuinfo_x86 *);
#endif /* _ASM_X86_CPU_H */

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

@ -14,7 +14,7 @@
do { \
asm goto("1:" \
JUMP_LABEL_INITIAL_NOP \
".pushsection __jump_table, \"a\" \n\t"\
".pushsection __jump_table, \"aw\" \n\t"\
_ASM_PTR "1b, %l[" #label "], %c0 \n\t" \
".popsection \n\t" \
: : "i" (key) : : label); \

5
arch/x86/include/asm/paravirt.h
View File

@ -558,13 +558,12 @@ static inline void set_pte_at(struct mm_struct *mm, unsigned long addr,
static inline void set_pmd_at(struct mm_struct *mm, unsigned long addr,
pmd_t *pmdp, pmd_t pmd)
{
#if PAGETABLE_LEVELS >= 3
if (sizeof(pmdval_t) > sizeof(long))
/* 5 arg words */
pv_mmu_ops.set_pmd_at(mm, addr, pmdp, pmd);
else
PVOP_VCALL4(pv_mmu_ops.set_pmd_at, mm, addr, pmdp, pmd.pmd);
#endif
PVOP_VCALL4(pv_mmu_ops.set_pmd_at, mm, addr, pmdp,
native_pmd_val(pmd));
}
#endif

3
arch/x86/kernel/cpu/intel_cacheinfo.c
View File

@ -45,6 +45,7 @@ static const struct _cache_table __cpuinitconst cache_table[] =
{ 0x0a, LVL_1_DATA, 8 }, /* 2 way set assoc, 32 byte line size */
{ 0x0c, LVL_1_DATA, 16 }, /* 4-way set assoc, 32 byte line size */
{ 0x0d, LVL_1_DATA, 16 }, /* 4-way set assoc, 64 byte line size */
{ 0x0e, LVL_1_DATA, 24 }, /* 6-way set assoc, 64 byte line size */
{ 0x21, LVL_2, 256 }, /* 8-way set assoc, 64 byte line size */
{ 0x22, LVL_3, 512 }, /* 4-way set assoc, sectored cache, 64 byte line size */
{ 0x23, LVL_3, MB(1) }, /* 8-way set assoc, sectored cache, 64 byte line size */
@ -66,6 +67,7 @@ static const struct _cache_table __cpuinitconst cache_table[] =
{ 0x45, LVL_2, MB(2) }, /* 4-way set assoc, 32 byte line size */
{ 0x46, LVL_3, MB(4) }, /* 4-way set assoc, 64 byte line size */
{ 0x47, LVL_3, MB(8) }, /* 8-way set assoc, 64 byte line size */
{ 0x48, LVL_2, MB(3) }, /* 12-way set assoc, 64 byte line size */
{ 0x49, LVL_3, MB(4) }, /* 16-way set assoc, 64 byte line size */
{ 0x4a, LVL_3, MB(6) }, /* 12-way set assoc, 64 byte line size */
{ 0x4b, LVL_3, MB(8) }, /* 16-way set assoc, 64 byte line size */
@ -87,6 +89,7 @@ static const struct _cache_table __cpuinitconst cache_table[] =
{ 0x7c, LVL_2, MB(1) }, /* 8-way set assoc, sectored cache, 64 byte line size */
{ 0x7d, LVL_2, MB(2) }, /* 8-way set assoc, 64 byte line size */
{ 0x7f, LVL_2, 512 }, /* 2-way set assoc, 64 byte line size */
{ 0x80, LVL_2, 512 }, /* 8-way set assoc, 64 byte line size */
{ 0x82, LVL_2, 256 }, /* 8-way set assoc, 32 byte line size */
{ 0x83, LVL_2, 512 }, /* 8-way set assoc, 32 byte line size */
{ 0x84, LVL_2, MB(1) }, /* 8-way set assoc, 32 byte line size */

1
arch/x86/kernel/cpu/mcheck/therm_throt.c
View File

@ -59,6 +59,7 @@ struct thermal_state {
/* Callback to handle core threshold interrupts */
int (*platform_thermal_notify)(__u64 msr_val);
EXPORT_SYMBOL(platform_thermal_notify);
static DEFINE_PER_CPU(struct thermal_state, thermal_state);

3
arch/x86/kernel/process.c
View File

@ -14,6 +14,7 @@
#include <linux/utsname.h>
#include <trace/events/power.h>
#include <linux/hw_breakpoint.h>
#include <asm/cpu.h>
#include <asm/system.h>
#include <asm/apic.h>
#include <asm/syscalls.h>
@ -505,7 +506,7 @@ static void poll_idle(void)
#define MWAIT_ECX_EXTENDED_INFO 0x01
#define MWAIT_EDX_C1 0xf0
static int __cpuinit mwait_usable(const struct cpuinfo_x86 *c)
int __cpuinit mwait_usable(const struct cpuinfo_x86 *c)
{
u32 eax, ebx, ecx, edx;

3
arch/x86/kernel/smpboot.c
View File

@ -1402,8 +1402,9 @@ static inline void mwait_play_dead(void)
unsigned int highest_subcstate = 0;
int i;
void *mwait_ptr;
struct cpuinfo_x86 *c = __this_cpu_ptr(&cpu_info);
if (!cpu_has(__this_cpu_ptr(&cpu_info), X86_FEATURE_MWAIT))
if (!(cpu_has(c, X86_FEATURE_MWAIT) && mwait_usable(c)))
return;
if (!cpu_has(__this_cpu_ptr(&cpu_info), X86_FEATURE_CLFLSH))
return;

19
drivers/char/agp/intel-gtt.c
View File

@ -68,6 +68,7 @@ static struct _intel_private {
phys_addr_t gma_bus_addr;
u32 PGETBL_save;
u32 __iomem *gtt; /* I915G */
bool clear_fake_agp; /* on first access via agp, fill with scratch */
int num_dcache_entries;
union {
void __iomem *i9xx_flush_page;
@ -869,21 +870,12 @@ static int intel_fake_agp_free_gatt_table(struct agp_bridge_data *bridge)
static int intel_fake_agp_configure(void)
{
int i;
if (!intel_enable_gtt())
return -EIO;
intel_private.clear_fake_agp = true;
agp_bridge->gart_bus_addr = intel_private.gma_bus_addr;
for (i = 0; i < intel_private.base.gtt_total_entries; i++) {
intel_private.driver->write_entry(intel_private.scratch_page_dma,
i, 0);
}
readl(intel_private.gtt+i-1); /* PCI Posting. */
global_cache_flush();
return 0;
}
@ -945,6 +937,13 @@ static int intel_fake_agp_insert_entries(struct agp_memory *mem,
{
int ret = -EINVAL;
if (intel_private.clear_fake_agp) {
int start = intel_private.base.stolen_size / PAGE_SIZE;
int end = intel_private.base.gtt_mappable_entries;
intel_gtt_clear_range(start, end - start);
intel_private.clear_fake_agp = false;
}
if (INTEL_GTT_GEN == 1 && type == AGP_DCACHE_MEMORY)
return i810_insert_dcache_entries(mem, pg_start, type);

8
drivers/char/bfin_jtag_comm.c
View File

@ -183,16 +183,16 @@ bfin_jc_circ_write(const unsigned char *buf, int count)
}
#ifndef CONFIG_BFIN_JTAG_COMM_CONSOLE
# define acquire_console_sem()
# define release_console_sem()
# define console_lock()
# define console_unlock()
#endif
static int
bfin_jc_write(struct tty_struct *tty, const unsigned char *buf, int count)
{
int i;
acquire_console_sem();
console_lock();
i = bfin_jc_circ_write(buf, count);
release_console_sem();
console_unlock();
wake_up_process(bfin_jc_kthread);
return i;
}

10
drivers/char/tpm/tpm.c
View File

@ -364,12 +364,14 @@ unsigned long tpm_calc_ordinal_duration(struct tpm_chip *chip,
tpm_protected_ordinal_duration[ordinal &
TPM_PROTECTED_ORDINAL_MASK];
if (duration_idx != TPM_UNDEFINED)
if (duration_idx != TPM_UNDEFINED) {
duration = chip->vendor.duration[duration_idx];
if (duration <= 0)
/* if duration is 0, it's because chip->vendor.duration wasn't */
/* filled yet, so we set the lowest timeout just to give enough */
/* time for tpm_get_timeouts() to succeed */
return (duration <= 0 ? HZ : duration);
} else
return 2 * 60 * HZ;
else
return duration;
}
EXPORT_SYMBOL_GPL(tpm_calc_ordinal_duration);

6
drivers/char/tpm/tpm_tis.c
View File

@ -493,9 +493,6 @@ static int tpm_tis_init(struct device *dev, resource_size_t start,
"1.2 TPM (device-id 0x%X, rev-id %d)\n",
vendor >> 16, ioread8(chip->vendor.iobase + TPM_RID(0)));
if (is_itpm(to_pnp_dev(dev)))
itpm = 1;
if (itpm)
dev_info(dev, "Intel iTPM workaround enabled\n");
@ -637,6 +634,9 @@ static int __devinit tpm_tis_pnp_init(struct pnp_dev *pnp_dev,
else
interrupts = 0;
if (is_itpm(pnp_dev))
itpm = 1;
return tpm_tis_init(&pnp_dev->dev, start, len, irq);
}

6
drivers/clocksource/acpi_pm.c
View File

@ -202,17 +202,21 @@ static int __init init_acpi_pm_clocksource(void)
printk(KERN_INFO "PM-Timer had inconsistent results:"
" 0x%#llx, 0x%#llx - aborting.\n",
value1, value2);
pmtmr_ioport = 0;
return -EINVAL;
}
if (i == ACPI_PM_READ_CHECKS) {
printk(KERN_INFO "PM-Timer failed consistency check "
" (0x%#llx) - aborting.\n", value1);
pmtmr_ioport = 0;
return -ENODEV;
}
}
if (verify_pmtmr_rate() != 0)
if (verify_pmtmr_rate() != 0){
pmtmr_ioport = 0;
return -ENODEV;
}
return clocksource_register_hz(&clocksource_acpi_pm,
PMTMR_TICKS_PER_SEC);

4
drivers/clocksource/tcb_clksrc.c
View File

@ -196,9 +196,9 @@ static void __init setup_clkevents(struct atmel_tc *tc, int clk32k_divisor_idx)
clkevt.clkevt.min_delta_ns = clockevent_delta2ns(1, &clkevt.clkevt) + 1;
clkevt.clkevt.cpumask = cpumask_of(0);
setup_irq(irq, &tc_irqaction);
clockevents_register_device(&clkevt.clkevt);
setup_irq(irq, &tc_irqaction);
}
#else /* !CONFIG_GENERIC_CLOCKEVENTS */

9
drivers/gpio/langwell_gpio.c
View File

@ -187,7 +187,7 @@ MODULE_DEVICE_TABLE(pci, lnw_gpio_ids);
static void lnw_irq_handler(unsigned irq, struct irq_desc *desc)
{
struct lnw_gpio *lnw = (struct lnw_gpio *)get_irq_data(irq);
struct lnw_gpio *lnw = get_irq_data(irq);
u32 base, gpio;
void __iomem *gedr;
u32 gedr_v;
@ -206,7 +206,12 @@ static void lnw_irq_handler(unsigned irq, struct irq_desc *desc)
/* clear the edge detect status bit */
writel(gedr_v, gedr);
}
desc->chip->eoi(irq);
if (desc->chip->irq_eoi)
desc->chip->irq_eoi(irq_get_irq_data(irq));
else
dev_warn(lnw->chip.dev, "missing EOI handler for irq %d\n", irq);
}
static int __devinit lnw_gpio_probe(struct pci_dev *pdev,

3
drivers/gpu/drm/Kconfig
View File

@ -100,7 +100,10 @@ config DRM_I830
config DRM_I915
tristate "i915 driver"
depends on AGP_INTEL
# we need shmfs for the swappable backing store, and in particular
# the shmem_readpage() which depends upon tmpfs
select SHMEM
select TMPFS
select DRM_KMS_HELPER
select FB_CFB_FILLRECT
select FB_CFB_COPYAREA

35
drivers/gpu/drm/i915/i915_dma.c
View File

@ -152,7 +152,7 @@ static int i915_initialize(struct drm_device * dev, drm_i915_init_t * init)
{
drm_i915_private_t *dev_priv = dev->dev_private;
struct drm_i915_master_private *master_priv = dev->primary->master->driver_priv;
struct intel_ring_buffer *ring = LP_RING(dev_priv);
int ret;
master_priv->sarea = drm_getsarea(dev);
if (master_priv->sarea) {
@ -163,33 +163,22 @@ static int i915_initialize(struct drm_device * dev, drm_i915_init_t * init)
}
if (init->ring_size != 0) {
if (ring->obj != NULL) {
if (LP_RING(dev_priv)->obj != NULL) {
i915_dma_cleanup(dev);
DRM_ERROR("Client tried to initialize ringbuffer in "
"GEM mode\n");
return -EINVAL;
}
ring->size = init->ring_size;
ring->map.offset = init->ring_start;
ring->map.size = init->ring_size;
ring->map.type = 0;
ring->map.flags = 0;
ring->map.mtrr = 0;
drm_core_ioremap_wc(&ring->map, dev);
if (ring->map.handle == NULL) {
ret = intel_render_ring_init_dri(dev,
init->ring_start,
init->ring_size);
if (ret) {
i915_dma_cleanup(dev);
DRM_ERROR("can not ioremap virtual address for"
" ring buffer\n");
return -ENOMEM;
return ret;
}
}
ring->virtual_start = ring->map.handle;
dev_priv->cpp = init->cpp;
dev_priv->back_offset = init->back_offset;
dev_priv->front_offset = init->front_offset;
@ -1226,9 +1215,15 @@ static int i915_load_modeset_init(struct drm_device *dev)
if (ret)
DRM_INFO("failed to find VBIOS tables\n");
/* if we have > 1 VGA cards, then disable the radeon VGA resources */
/* If we have > 1 VGA cards, then we need to arbitrate access
* to the common VGA resources.
*
* If we are a secondary display controller (!PCI_DISPLAY_CLASS_VGA),
* then we do not take part in VGA arbitration and the
* vga_client_register() fails with -ENODEV.
*/
ret = vga_client_register(dev->pdev, dev, NULL, i915_vga_set_decode);
if (ret)
if (ret && ret != -ENODEV)
goto cleanup_ringbuffer;
intel_register_dsm_handler();

5
drivers/gpu/drm/i915/i915_drv.c
View File

@ -60,7 +60,7 @@ extern int intel_agp_enabled;
#define INTEL_VGA_DEVICE(id, info) { \
.class = PCI_CLASS_DISPLAY_VGA << 8, \
.class_mask = 0xffff00, \
.class_mask = 0xff0000, \
.vendor = 0x8086, \
.device = id, \
.subvendor = PCI_ANY_ID, \
@ -752,6 +752,9 @@ static int __init i915_init(void)
driver.driver_features &= ~DRIVER_MODESET;
#endif
if (!(driver.driver_features & DRIVER_MODESET))
driver.get_vblank_timestamp = NULL;
return drm_init(&driver);
}

5
drivers/gpu/drm/i915/i915_drv.h
View File

@ -543,8 +543,11 @@ typedef struct drm_i915_private {
/** List of all objects in gtt_space. Used to restore gtt
* mappings on resume */
struct list_head gtt_list;
/** End of mappable part of GTT */
/** Usable portion of the GTT for GEM */
unsigned long gtt_start;
unsigned long gtt_mappable_end;
unsigned long gtt_end;
struct io_mapping *gtt_mapping;
int gtt_mtrr;

12
drivers/gpu/drm/i915/i915_gem.c
View File

@ -140,12 +140,16 @@ void i915_gem_do_init(struct drm_device *dev,
{
drm_i915_private_t *dev_priv = dev->dev_private;
drm_mm_init(&dev_priv->mm.gtt_space, start,
end - start);
drm_mm_init(&dev_priv->mm.gtt_space, start, end - start);
dev_priv->mm.gtt_start = start;
dev_priv->mm.gtt_mappable_end = mappable_end;
dev_priv->mm.gtt_end = end;
dev_priv->mm.gtt_total = end - start;
dev_priv->mm.mappable_gtt_total = min(end, mappable_end) - start;
dev_priv->mm.gtt_mappable_end = mappable_end;
/* Take over this portion of the GTT */
intel_gtt_clear_range(start / PAGE_SIZE, (end-start) / PAGE_SIZE);
}
int
@ -1857,7 +1861,7 @@ i915_gem_retire_requests_ring(struct drm_device *dev,
seqno = ring->get_seqno(ring);
for (i = 0; i < I915_NUM_RINGS; i++)
for (i = 0; i < ARRAY_SIZE(ring->sync_seqno); i++)
if (seqno >= ring->sync_seqno[i])
ring->sync_seqno[i] = 0;

2
drivers/gpu/drm/i915/i915_gem_execbuffer.c
View File

@ -1175,7 +1175,7 @@ i915_gem_do_execbuffer(struct drm_device *dev, void *data,
goto err;
seqno = i915_gem_next_request_seqno(dev, ring);
for (i = 0; i < I915_NUM_RINGS-1; i++) {
for (i = 0; i < ARRAY_SIZE(ring->sync_seqno); i++) {
if (seqno < ring->sync_seqno[i]) {
/* The GPU can not handle its semaphore value wrapping,
* so every billion or so execbuffers, we need to stall

4
drivers/gpu/drm/i915/i915_gem_gtt.c
View File

@ -34,6 +34,10 @@ void i915_gem_restore_gtt_mappings(struct drm_device *dev)
struct drm_i915_private *dev_priv = dev->dev_private;
struct drm_i915_gem_object *obj;
/* First fill our portion of the GTT with scratch pages */
intel_gtt_clear_range(dev_priv->mm.gtt_start / PAGE_SIZE,
(dev_priv->mm.gtt_end - dev_priv->mm.gtt_start) / PAGE_SIZE);
list_for_each_entry(obj, &dev_priv->mm.gtt_list, gtt_list) {
i915_gem_clflush_object(obj);

37
drivers/gpu/drm/i915/i915_irq.c
View File

@ -274,24 +274,35 @@ int i915_get_crtc_scanoutpos(struct drm_device *dev, int pipe,
return ret;
}
int i915_get_vblank_timestamp(struct drm_device *dev, int crtc,
int i915_get_vblank_timestamp(struct drm_device *dev, int pipe,
int *max_error,
struct timeval *vblank_time,
unsigned flags)
{
struct drm_crtc *drmcrtc;
struct drm_i915_private *dev_priv = dev->dev_private;
struct drm_crtc *crtc;
if (crtc < 0 || crtc >= dev->num_crtcs) {
DRM_ERROR("Invalid crtc %d\n", crtc);
if (pipe < 0 || pipe >= dev_priv->num_pipe) {
DRM_ERROR("Invalid crtc %d\n", pipe);
return -EINVAL;
}
/* Get drm_crtc to timestamp: */
drmcrtc = intel_get_crtc_for_pipe(dev, crtc);
crtc = intel_get_crtc_for_pipe(dev, pipe);
if (crtc == NULL) {
DRM_ERROR("Invalid crtc %d\n", pipe);
return -EINVAL;
}
if (!crtc->enabled) {
DRM_DEBUG_KMS("crtc %d is disabled\n", pipe);
return -EBUSY;
}
/* Helper routine in DRM core does all the work: */
return drm_calc_vbltimestamp_from_scanoutpos(dev, crtc, max_error,
vblank_time, flags, drmcrtc);
return drm_calc_vbltimestamp_from_scanoutpos(dev, pipe, max_error,
vblank_time, flags,
crtc);
}
/*
@ -348,8 +359,12 @@ static void notify_ring(struct drm_device *dev,
struct intel_ring_buffer *ring)
{
struct drm_i915_private *dev_priv = dev->dev_private;
u32 seqno = ring->get_seqno(ring);
u32 seqno;
if (ring->obj == NULL)
return;
seqno = ring->get_seqno(ring);
trace_i915_gem_request_complete(dev, seqno);
ring->irq_seqno = seqno;
@ -831,6 +846,8 @@ static void i915_capture_error_state(struct drm_device *dev)
i++;
error->pinned_bo_count = i - error->active_bo_count;
error->active_bo = NULL;
error->pinned_bo = NULL;
if (i) {
error->active_bo = kmalloc(sizeof(*error->active_bo)*i,
GFP_ATOMIC);
@ -1278,12 +1295,12 @@ static int i915_wait_irq(struct drm_device * dev, int irq_nr)
if (master_priv->sarea_priv)
master_priv->sarea_priv->perf_boxes |= I915_BOX_WAIT;
ret = -ENODEV;
if (ring->irq_get(ring)) {
DRM_WAIT_ON(ret, ring->irq_queue, 3 * DRM_HZ,
READ_BREADCRUMB(dev_priv) >= irq_nr);
ring->irq_put(ring);
}
} else if (wait_for(READ_BREADCRUMB(dev_priv) >= irq_nr, 3000))
ret = -EBUSY;
if (ret == -EBUSY) {
DRM_ERROR("EBUSY -- rec: %d emitted: %d\n",

6
drivers/gpu/drm/i915/i915_reg.h
View File

@ -513,6 +513,10 @@
#define GEN6_BLITTER_SYNC_STATUS (1 << 24)
#define GEN6_BLITTER_USER_INTERRUPT (1 << 22)
#define GEN6_BLITTER_ECOSKPD 0x221d0
#define GEN6_BLITTER_LOCK_SHIFT 16
#define GEN6_BLITTER_FBC_NOTIFY (1<<3)
#define GEN6_BSD_SLEEP_PSMI_CONTROL 0x12050
#define GEN6_BSD_SLEEP_PSMI_CONTROL_RC_ILDL_MESSAGE_MODIFY_MASK (1 << 16)
#define GEN6_BSD_SLEEP_PSMI_CONTROL_RC_ILDL_MESSAGE_DISABLE (1 << 0)
@ -2626,6 +2630,8 @@
#define DISPLAY_PORT_PLL_BIOS_2 0x46014
#define PCH_DSPCLK_GATE_D 0x42020
# define DPFCUNIT_CLOCK_GATE_DISABLE (1 << 9)
# define DPFCRUNIT_CLOCK_GATE_DISABLE (1 << 8)
# define DPFDUNIT_CLOCK_GATE_DISABLE (1 << 7)
# define DPARBUNIT_CLOCK_GATE_DISABLE (1 << 5)

25
drivers/gpu/drm/i915/intel_display.c
View File

@ -1213,6 +1213,26 @@ static bool g4x_fbc_enabled(struct drm_device *dev)
return I915_READ(DPFC_CONTROL) & DPFC_CTL_EN;
}
static void sandybridge_blit_fbc_update(struct drm_device *dev)
{
struct drm_i915_private *dev_priv = dev->dev_private;
u32 blt_ecoskpd;
/* Make sure blitter notifies FBC of writes */
__gen6_force_wake_get(dev_priv);
blt_ecoskpd = I915_READ(GEN6_BLITTER_ECOSKPD);
blt_ecoskpd |= GEN6_BLITTER_FBC_NOTIFY <<
GEN6_BLITTER_LOCK_SHIFT;
I915_WRITE(GEN6_BLITTER_ECOSKPD, blt_ecoskpd);
blt_ecoskpd |= GEN6_BLITTER_FBC_NOTIFY;
I915_WRITE(GEN6_BLITTER_ECOSKPD, blt_ecoskpd);
blt_ecoskpd &= ~(GEN6_BLITTER_FBC_NOTIFY <<
GEN6_BLITTER_LOCK_SHIFT);
I915_WRITE(GEN6_BLITTER_ECOSKPD, blt_ecoskpd);
POSTING_READ(GEN6_BLITTER_ECOSKPD);
__gen6_force_wake_put(dev_priv);
}
static void ironlake_enable_fbc(struct drm_crtc *crtc, unsigned long interval)
{
struct drm_device *dev = crtc->dev;
@ -1266,6 +1286,7 @@ static void ironlake_enable_fbc(struct drm_crtc *crtc, unsigned long interval)
I915_WRITE(SNB_DPFC_CTL_SA,
SNB_CPU_FENCE_ENABLE | dev_priv->cfb_fence);
I915_WRITE(DPFC_CPU_FENCE_OFFSET, crtc->y);
sandybridge_blit_fbc_update(dev);
}
DRM_DEBUG_KMS("enabled fbc on plane %d\n", intel_crtc->plane);
@ -6286,7 +6307,9 @@ void intel_enable_clock_gating(struct drm_device *dev)
if (IS_GEN5(dev)) {
/* Required for FBC */
dspclk_gate |= DPFDUNIT_CLOCK_GATE_DISABLE;
dspclk_gate |= DPFCUNIT_CLOCK_GATE_DISABLE |
DPFCRUNIT_CLOCK_GATE_DISABLE |
DPFDUNIT_CLOCK_GATE_DISABLE;
/* Required for CxSR */
dspclk_gate |= DPARBUNIT_CLOCK_GATE_DISABLE;

3
drivers/gpu/drm/i915/intel_opregion.c
View File

@ -26,6 +26,7 @@
*/
#include <linux/acpi.h>
#include <linux/acpi_io.h>
#include <acpi/video.h>
#include "drmP.h"
@ -476,7 +477,7 @@ int intel_opregion_setup(struct drm_device *dev)
return -ENOTSUPP;
}
base = ioremap(asls, OPREGION_SIZE);
base = acpi_os_ioremap(asls, OPREGION_SIZE);
if (!base)
return -ENOMEM;

83
drivers/gpu/drm/i915/intel_ringbuffer.c
View File

@ -34,6 +34,14 @@
#include "i915_trace.h"
#include "intel_drv.h"
static inline int ring_space(struct intel_ring_buffer *ring)
{
int space = (ring->head & HEAD_ADDR) - (ring->tail + 8);
if (space < 0)
space += ring->size;
return space;
}
static u32 i915_gem_get_seqno(struct drm_device *dev)
{
drm_i915_private_t *dev_priv = dev->dev_private;
@ -204,11 +212,9 @@ static int init_ring_common(struct intel_ring_buffer *ring)
if (!drm_core_check_feature(ring->dev, DRIVER_MODESET))
i915_kernel_lost_context(ring->dev);
else {
ring->head = I915_READ_HEAD(ring) & HEAD_ADDR;
ring->head = I915_READ_HEAD(ring);
ring->tail = I915_READ_TAIL(ring) & TAIL_ADDR;
ring->space = ring->head - (ring->tail + 8);
if (ring->space < 0)
ring->space += ring->size;
ring->space = ring_space(ring);
}
return 0;
@ -921,32 +927,34 @@ static int intel_wrap_ring_buffer(struct intel_ring_buffer *ring)
}
ring->tail = 0;
ring->space = ring->head - 8;
ring->space = ring_space(ring);
return 0;
}
int intel_wait_ring_buffer(struct intel_ring_buffer *ring, int n)
{
int reread = 0;
struct drm_device *dev = ring->dev;
struct drm_i915_private *dev_priv = dev->dev_private;
unsigned long end;
u32 head;
/* If the reported head position has wrapped or hasn't advanced,
* fallback to the slow and accurate path.
*/
head = intel_read_status_page(ring, 4);
if (head > ring->head) {
ring->head = head;
ring->space = ring_space(ring);
if (ring->space >= n)
return 0;
}
trace_i915_ring_wait_begin (dev);
end = jiffies + 3 * HZ;
do {
/* If the reported head position has wrapped or hasn't advanced,
* fallback to the slow and accurate path.
*/
head = intel_read_status_page(ring, 4);
if (reread)
head = I915_READ_HEAD(ring);
ring->head = head & HEAD_ADDR;
ring->space = ring->head - (ring->tail + 8);
if (ring->space < 0)
ring->space += ring->size;
ring->head = I915_READ_HEAD(ring);
ring->space = ring_space(ring);
if (ring->space >= n) {
trace_i915_ring_wait_end(dev);
return 0;
@ -961,7 +969,6 @@ int intel_wait_ring_buffer(struct intel_ring_buffer *ring, int n)
msleep(1);
if (atomic_read(&dev_priv->mm.wedged))
return -EAGAIN;
reread = 1;
} while (!time_after(jiffies, end));
trace_i915_ring_wait_end (dev);
return -EBUSY;
@ -1292,6 +1299,48 @@ int intel_init_render_ring_buffer(struct drm_device *dev)
return intel_init_ring_buffer(dev, ring);
}
int intel_render_ring_init_dri(struct drm_device *dev, u64 start, u32 size)
{
drm_i915_private_t *dev_priv = dev->dev_private;
struct intel_ring_buffer *ring = &dev_priv->ring[RCS];
*ring = render_ring;
if (INTEL_INFO(dev)->gen >= 6) {
ring->add_request = gen6_add_request;
ring->irq_get = gen6_render_ring_get_irq;
ring->irq_put = gen6_render_ring_put_irq;
} else if (IS_GEN5(dev)) {
ring->add_request = pc_render_add_request;
ring->get_seqno = pc_render_get_seqno;
}
ring->dev = dev;
INIT_LIST_HEAD(&ring->active_list);
INIT_LIST_HEAD(&ring->request_list);
INIT_LIST_HEAD(&ring->gpu_write_list);
ring->size = size;
ring->effective_size = ring->size;
if (IS_I830(ring->dev))
ring->effective_size -= 128;
ring->map.offset = start;
ring->map.size = size;
ring->map.type = 0;
ring->map.flags = 0;
ring->map.mtrr = 0;
drm_core_ioremap_wc(&ring->map, dev);
if (ring->map.handle == NULL) {
DRM_ERROR("can not ioremap virtual address for"
" ring buffer\n");
return -ENOMEM;
}
ring->virtual_start = (void __force __iomem *)ring->map.handle;
return 0;
}
int intel_init_bsd_ring_buffer(struct drm_device *dev)
{
drm_i915_private_t *dev_priv = dev->dev_private;

3
drivers/gpu/drm/i915/intel_ringbuffer.h
View File

@ -166,4 +166,7 @@ int intel_init_blt_ring_buffer(struct drm_device *dev);
u32 intel_ring_get_active_head(struct intel_ring_buffer *ring);
void intel_ring_setup_status_page(struct intel_ring_buffer *ring);
/* DRI warts */
int intel_render_ring_init_dri(struct drm_device *dev, u64 start, u32 size);
#endif /* _INTEL_RINGBUFFER_H_ */

8
drivers/gpu/drm/nouveau/nouveau_drv.c
View File

@ -234,9 +234,9 @@ nouveau_pci_suspend(struct pci_dev *pdev, pm_message_t pm_state)
pci_set_power_state(pdev, PCI_D3hot);
}
acquire_console_sem();
console_lock();
nouveau_fbcon_set_suspend(dev, 1);
release_console_sem();
console_unlock();
nouveau_fbcon_restore_accel(dev);
return 0;
@ -359,9 +359,9 @@ nouveau_pci_resume(struct pci_dev *pdev)
nv_crtc->lut.depth = 0;
}
acquire_console_sem();
console_lock();
nouveau_fbcon_set_suspend(dev, 0);
release_console_sem();
console_unlock();
nouveau_fbcon_zfill_all(dev);

22
drivers/gpu/drm/radeon/atombios_crtc.c
View File

@ -606,14 +606,9 @@ static u32 atombios_adjust_pll(struct drm_crtc *crtc,
args.v1.usPixelClock = cpu_to_le16(mode->clock / 10);
args.v1.ucTransmitterID = radeon_encoder->encoder_id;
args.v1.ucEncodeMode = encoder_mode;
if (encoder_mode == ATOM_ENCODER_MODE_DP) {
if (ss_enabled)
args.v1.ucConfig |=
ADJUST_DISPLAY_CONFIG_SS_ENABLE;
} else if (encoder_mode == ATOM_ENCODER_MODE_LVDS) {
if (ss_enabled)
args.v1.ucConfig |=
ADJUST_DISPLAY_CONFIG_SS_ENABLE;
}
atom_execute_table(rdev->mode_info.atom_context,
index, (uint32_t *)&args);
@ -624,12 +619,12 @@ static u32 atombios_adjust_pll(struct drm_crtc *crtc,
args.v3.sInput.ucTransmitterID = radeon_encoder->encoder_id;
args.v3.sInput.ucEncodeMode = encoder_mode;
args.v3.sInput.ucDispPllConfig = 0;
if (ss_enabled)
args.v3.sInput.ucDispPllConfig |=
DISPPLL_CONFIG_SS_ENABLE;
if (radeon_encoder->devices & (ATOM_DEVICE_DFP_SUPPORT)) {
struct radeon_encoder_atom_dig *dig = radeon_encoder->enc_priv;
if (encoder_mode == ATOM_ENCODER_MODE_DP) {
if (ss_enabled)
args.v3.sInput.ucDispPllConfig |=
DISPPLL_CONFIG_SS_ENABLE;
args.v3.sInput.ucDispPllConfig |=
DISPPLL_CONFIG_COHERENT_MODE;
/* 16200 or 27000 */
@ -649,18 +644,11 @@ static u32 atombios_adjust_pll(struct drm_crtc *crtc,
}
} else if (radeon_encoder->devices & (ATOM_DEVICE_LCD_SUPPORT)) {
if (encoder_mode == ATOM_ENCODER_MODE_DP) {
if (ss_enabled)
args.v3.sInput.ucDispPllConfig |=
DISPPLL_CONFIG_SS_ENABLE;
args.v3.sInput.ucDispPllConfig |=
DISPPLL_CONFIG_COHERENT_MODE;
/* 16200 or 27000 */
args.v3.sInput.usPixelClock = cpu_to_le16(dp_clock / 10);
} else if (encoder_mode == ATOM_ENCODER_MODE_LVDS) {
if (ss_enabled)
args.v3.sInput.ucDispPllConfig |=
DISPPLL_CONFIG_SS_ENABLE;
} else {
} else if (encoder_mode != ATOM_ENCODER_MODE_LVDS) {
if (mode->clock > 165000)
args.v3.sInput.ucDispPllConfig |=
DISPPLL_CONFIG_DUAL_LINK;

3
drivers/gpu/drm/radeon/evergreen.c
View File

@ -2201,6 +2201,9 @@ static int evergreen_gpu_soft_reset(struct radeon_device *rdev)
struct evergreen_mc_save save;
u32 grbm_reset = 0;
if (!(RREG32(GRBM_STATUS) & GUI_ACTIVE))
return 0;
dev_info(rdev->dev, "GPU softreset \n");
dev_info(rdev->dev, " GRBM_STATUS=0x%08X\n",
RREG32(GRBM_STATUS));

2
drivers/gpu/drm/radeon/r100.c
View File

@ -3522,7 +3522,7 @@ int r100_ring_test(struct radeon_device *rdev)
if (i < rdev->usec_timeout) {
DRM_INFO("ring test succeeded in %d usecs\n", i);
} else {
DRM_ERROR("radeon: ring test failed (sracth(0x%04X)=0x%08X)\n",
DRM_ERROR("radeon: ring test failed (scratch(0x%04X)=0x%08X)\n",
scratch, tmp);
r = -EINVAL;
}

3
drivers/gpu/drm/radeon/r600.c
View File

@ -1287,6 +1287,9 @@ int r600_gpu_soft_reset(struct radeon_device *rdev)
S_008014_CB2_BUSY(1) | S_008014_CB3_BUSY(1);
u32 tmp;
if (!(RREG32(GRBM_STATUS) & GUI_ACTIVE))
return 0;
dev_info(rdev->dev, "GPU softreset \n");
dev_info(rdev->dev, " R_008010_GRBM_STATUS=0x%08X\n",
RREG32(R_008010_GRBM_STATUS));

14
drivers/gpu/drm/radeon/radeon_atombios.c
View File

@ -387,15 +387,11 @@ static bool radeon_atom_apply_quirks(struct drm_device *dev,
*line_mux = 0x90;
}
/* mac rv630 */
if ((dev->pdev->device == 0x9588) &&
(dev->pdev->subsystem_vendor == 0x106b) &&
(dev->pdev->subsystem_device == 0x00a6)) {
if ((supported_device == ATOM_DEVICE_TV1_SUPPORT) &&
(*connector_type == DRM_MODE_CONNECTOR_DVII)) {
*connector_type = DRM_MODE_CONNECTOR_9PinDIN;
*line_mux = CONNECTOR_7PIN_DIN_ENUM_ID1;
}
/* mac rv630, rv730, others */
if ((supported_device == ATOM_DEVICE_TV1_SUPPORT) &&
(*connector_type == DRM_MODE_CONNECTOR_DVII)) {
*connector_type = DRM_MODE_CONNECTOR_9PinDIN;
*line_mux = CONNECTOR_7PIN_DIN_ENUM_ID1;
}
/* ASUS HD 3600 XT board lists the DVI port as HDMI */

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

@ -891,9 +891,9 @@ int radeon_suspend_kms(struct drm_device *dev, pm_message_t state)
pci_disable_device(dev->pdev);
pci_set_power_state(dev->pdev, PCI_D3hot);
}
acquire_console_sem();
console_lock();
radeon_fbdev_set_suspend(rdev, 1);
release_console_sem();
console_unlock();
return 0;
}
@ -905,11 +905,11 @@ int radeon_resume_kms(struct drm_device *dev)
if (dev->switch_power_state == DRM_SWITCH_POWER_OFF)
return 0;
acquire_console_sem();
console_lock();
pci_set_power_state(dev->pdev, PCI_D0);
pci_restore_state(dev->pdev);
if (pci_enable_device(dev->pdev)) {
release_console_sem();
console_unlock();
return -1;
}
pci_set_master(dev->pdev);
@ -920,7 +920,7 @@ int radeon_resume_kms(struct drm_device *dev)
radeon_restore_bios_scratch_regs(rdev);
radeon_fbdev_set_suspend(rdev, 0);
release_console_sem();
console_unlock();
/* reset hpd state */
radeon_hpd_init(rdev);

2
drivers/gpu/drm/radeon/radeon_drv.c
View File

@ -48,7 +48,7 @@
* - 2.5.0 - add get accel 2 to work around ddx breakage for evergreen
* - 2.6.0 - add tiling config query (r6xx+), add initial HiZ support (r300->r500)
* 2.7.0 - fixups for r600 2D tiling support. (no external ABI change), add eg dyn gpr regs
* 2.8.0 - pageflip support, r500 US_FORMAT regs. r500 ARGB2101010 colorbuf, r300->r500 CMASK
* 2.8.0 - pageflip support, r500 US_FORMAT regs. r500 ARGB2101010 colorbuf, r300->r500 CMASK, clock crystal query
*/
#define KMS_DRIVER_MAJOR 2
#define KMS_DRIVER_MINOR 8

3
drivers/gpu/drm/radeon/radeon_irq_kms.c
View File

@ -110,11 +110,14 @@ void radeon_driver_irq_uninstall_kms(struct drm_device *dev)
int radeon_irq_kms_init(struct radeon_device *rdev)
{
int i;
int r = 0;
INIT_WORK(&rdev->hotplug_work, radeon_hotplug_work_func);
spin_lock_init(&rdev->irq.sw_lock);
for (i = 0; i < rdev->num_crtc; i++)
spin_lock_init(&rdev->irq.pflip_lock[i]);
r = drm_vblank_init(rdev->ddev, rdev->num_crtc);
if (r) {
return r;

4
drivers/gpu/drm/radeon/radeon_kms.c
View File

@ -201,6 +201,10 @@ int radeon_info_ioctl(struct drm_device *dev, void *data, struct drm_file *filp)
}
radeon_set_filp_rights(dev, &rdev->cmask_filp, filp, &value);
break;
case RADEON_INFO_CLOCK_CRYSTAL_FREQ:
/* return clock value in KHz */
value = rdev->clock.spll.reference_freq * 10;
break;
default:
DRM_DEBUG_KMS("Invalid request %d\n", info->request);
return -EINVAL;

2
drivers/gpu/vga/vgaarb.c
View File

@ -636,7 +636,7 @@ int vga_client_register(struct pci_dev *pdev, void *cookie,
void (*irq_set_state)(void *cookie, bool state),
unsigned int (*set_vga_decode)(void *cookie, bool decode))
{
int ret = -1;
int ret = -ENODEV;
struct vga_device *vgadev;
unsigned long flags;

8
drivers/idle/intel_idle.c
View File

@ -263,7 +263,7 @@ static void __setup_broadcast_timer(void *arg)
clockevents_notify(reason, &cpu);
}
static int __cpuinit setup_broadcast_cpuhp_notify(struct notifier_block *n,
static int setup_broadcast_cpuhp_notify(struct notifier_block *n,
unsigned long action, void *hcpu)
{
int hotcpu = (unsigned long)hcpu;
@ -273,15 +273,11 @@ static int __cpuinit setup_broadcast_cpuhp_notify(struct notifier_block *n,
smp_call_function_single(hotcpu, __setup_broadcast_timer,
(void *)true, 1);
break;
case CPU_DOWN_PREPARE:
smp_call_function_single(hotcpu, __setup_broadcast_timer,
(void *)false, 1);
break;
}
return NOTIFY_OK;
}
static struct notifier_block __cpuinitdata setup_broadcast_notifier = {
static struct notifier_block setup_broadcast_notifier = {
.notifier_call = setup_broadcast_cpuhp_notify,
};

10
drivers/input/keyboard/Kconfig
View File

@ -343,6 +343,16 @@ config KEYBOARD_NOMADIK
To compile this driver as a module, choose M here: the
module will be called nmk-ske-keypad.
config KEYBOARD_TEGRA
tristate "NVIDIA Tegra internal matrix keyboard controller support"
depends on ARCH_TEGRA
help
Say Y here if you want to use a matrix keyboard connected directly
to the internal keyboard controller on Tegra SoCs.
To compile this driver as a module, choose M here: the
module will be called tegra-kbc.
config KEYBOARD_OPENCORES
tristate "OpenCores Keyboard Controller"
help

1
drivers/input/keyboard/Makefile
View File

@ -42,6 +42,7 @@ obj-$(CONFIG_KEYBOARD_STMPE) += stmpe-keypad.o
obj-$(CONFIG_KEYBOARD_STOWAWAY) += stowaway.o
obj-$(CONFIG_KEYBOARD_SUNKBD) += sunkbd.o
obj-$(CONFIG_KEYBOARD_TC3589X) += tc3589x-keypad.o
obj-$(CONFIG_KEYBOARD_TEGRA) += tegra-kbc.o
obj-$(CONFIG_KEYBOARD_TNETV107X) += tnetv107x-keypad.o
obj-$(CONFIG_KEYBOARD_TWL4030) += twl4030_keypad.o
obj-$(CONFIG_KEYBOARD_XTKBD) += xtkbd.o

6
drivers/input/keyboard/gpio_keys.c
View File

@ -322,7 +322,7 @@ static void gpio_keys_report_event(struct gpio_button_data *bdata)
struct gpio_keys_button *button = bdata->button;
struct input_dev *input = bdata->input;
unsigned int type = button->type ?: EV_KEY;
int state = (gpio_get_value(button->gpio) ? 1 : 0) ^ button->active_low;
int state = (gpio_get_value_cansleep(button->gpio) ? 1 : 0) ^ button->active_low;
input_event(input, type, button->code, !!state);
input_sync(input);
@ -410,8 +410,8 @@ static int __devinit gpio_keys_setup_key(struct platform_device *pdev,
if (!button->can_disable)
irqflags |= IRQF_SHARED;
error = request_irq(irq, gpio_keys_isr, irqflags, desc, bdata);
if (error) {
error = request_any_context_irq(irq, gpio_keys_isr, irqflags, desc, bdata);
if (error < 0) {
dev_err(dev, "Unable to claim irq %d; error %d\n",
irq, error);
goto fail3;

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