diff options
Diffstat (limited to 'arch')
34 files changed, 400 insertions, 114 deletions
diff --git a/arch/alpha/include/asm/thread_info.h b/arch/alpha/include/asm/thread_info.h index ff73db022342..28335bd40e40 100644 --- a/arch/alpha/include/asm/thread_info.h +++ b/arch/alpha/include/asm/thread_info.h @@ -79,7 +79,6 @@ register struct thread_info *__current_thread_info __asm__("$8"); #define TIF_UAC_SIGBUS 12 /* ! userspace part of 'osf_sysinfo' */ #define TIF_MEMDIE 13 /* is terminating due to OOM killer */ #define TIF_RESTORE_SIGMASK 14 /* restore signal mask in do_signal */ -#define TIF_FREEZE 16 /* is freezing for suspend */ #define _TIF_SYSCALL_TRACE (1<<TIF_SYSCALL_TRACE) #define _TIF_SIGPENDING (1<<TIF_SIGPENDING) @@ -87,7 +86,6 @@ register struct thread_info *__current_thread_info __asm__("$8"); #define _TIF_POLLING_NRFLAG (1<<TIF_POLLING_NRFLAG) #define _TIF_RESTORE_SIGMASK (1<<TIF_RESTORE_SIGMASK) #define _TIF_NOTIFY_RESUME (1<<TIF_NOTIFY_RESUME) -#define _TIF_FREEZE (1<<TIF_FREEZE) /* Work to do on interrupt/exception return. */ #define _TIF_WORK_MASK (_TIF_SIGPENDING | _TIF_NEED_RESCHED | \ diff --git a/arch/arm/include/asm/thread_info.h b/arch/arm/include/asm/thread_info.h index 7b5cc8dae06e..0f30c3a78fc1 100644 --- a/arch/arm/include/asm/thread_info.h +++ b/arch/arm/include/asm/thread_info.h @@ -142,7 +142,6 @@ extern void vfp_flush_hwstate(struct thread_info *); #define TIF_POLLING_NRFLAG 16 #define TIF_USING_IWMMXT 17 #define TIF_MEMDIE 18 /* is terminating due to OOM killer */ -#define TIF_FREEZE 19 #define TIF_RESTORE_SIGMASK 20 #define TIF_SECCOMP 21 @@ -152,7 +151,6 @@ extern void vfp_flush_hwstate(struct thread_info *); #define _TIF_SYSCALL_TRACE (1 << TIF_SYSCALL_TRACE) #define _TIF_POLLING_NRFLAG (1 << TIF_POLLING_NRFLAG) #define _TIF_USING_IWMMXT (1 << TIF_USING_IWMMXT) -#define _TIF_FREEZE (1 << TIF_FREEZE) #define _TIF_RESTORE_SIGMASK (1 << TIF_RESTORE_SIGMASK) #define _TIF_SECCOMP (1 << TIF_SECCOMP) diff --git a/arch/arm/mach-s3c64xx/Kconfig b/arch/arm/mach-s3c64xx/Kconfig index 5552e048c2be..381586c7b1b2 100644 --- a/arch/arm/mach-s3c64xx/Kconfig +++ b/arch/arm/mach-s3c64xx/Kconfig @@ -8,6 +8,7 @@ config PLAT_S3C64XX bool depends on ARCH_S3C64XX select SAMSUNG_WAKEMASK + select PM_GENERIC_DOMAINS default y help Base platform code for any Samsung S3C64XX device diff --git a/arch/arm/mach-s3c64xx/mach-crag6410.c b/arch/arm/mach-s3c64xx/mach-crag6410.c index f1c848aa4a1e..fb786b6a2eae 100644 --- a/arch/arm/mach-s3c64xx/mach-crag6410.c +++ b/arch/arm/mach-s3c64xx/mach-crag6410.c @@ -706,7 +706,7 @@ static void __init crag6410_machine_init(void) regulator_has_full_constraints(); - s3c_pm_init(); + s3c64xx_pm_init(); } MACHINE_START(WLF_CRAGG_6410, "Wolfson Cragganmore 6410") diff --git a/arch/arm/mach-s3c64xx/pm.c b/arch/arm/mach-s3c64xx/pm.c index b375cd5c47cb..7d3e81b9dd06 100644 --- a/arch/arm/mach-s3c64xx/pm.c +++ b/arch/arm/mach-s3c64xx/pm.c @@ -17,10 +17,12 @@ #include <linux/serial_core.h> #include <linux/io.h> #include <linux/gpio.h> +#include <linux/pm_domain.h> #include <mach/map.h> #include <mach/irqs.h> +#include <plat/devs.h> #include <plat/pm.h> #include <plat/wakeup-mask.h> @@ -31,6 +33,148 @@ #include <mach/regs-gpio-memport.h> #include <mach/regs-modem.h> +struct s3c64xx_pm_domain { + char *const name; + u32 ena; + u32 pwr_stat; + struct generic_pm_domain pd; +}; + +static int s3c64xx_pd_off(struct generic_pm_domain *domain) +{ + struct s3c64xx_pm_domain *pd; + u32 val; + + pd = container_of(domain, struct s3c64xx_pm_domain, pd); + + val = __raw_readl(S3C64XX_NORMAL_CFG); + val &= ~(pd->ena); + __raw_writel(val, S3C64XX_NORMAL_CFG); + + return 0; +} + +static int s3c64xx_pd_on(struct generic_pm_domain *domain) +{ + struct s3c64xx_pm_domain *pd; + u32 val; + long retry = 1000000L; + + pd = container_of(domain, struct s3c64xx_pm_domain, pd); + + val = __raw_readl(S3C64XX_NORMAL_CFG); + val |= pd->ena; + __raw_writel(val, S3C64XX_NORMAL_CFG); + + /* Not all domains provide power status readback */ + if (pd->pwr_stat) { + do { + cpu_relax(); + if (__raw_readl(S3C64XX_BLK_PWR_STAT) & pd->pwr_stat) + break; + } while (retry--); + + if (!retry) { + pr_err("Failed to start domain %s\n", pd->name); + return -EBUSY; + } + } + + return 0; +} + +static struct s3c64xx_pm_domain s3c64xx_pm_irom = { + .name = "IROM", + .ena = S3C64XX_NORMALCFG_IROM_ON, + .pd = { + .power_off = s3c64xx_pd_off, + .power_on = s3c64xx_pd_on, + }, +}; + +static struct s3c64xx_pm_domain s3c64xx_pm_etm = { + .name = "ETM", + .ena = S3C64XX_NORMALCFG_DOMAIN_ETM_ON, + .pwr_stat = S3C64XX_BLKPWRSTAT_ETM, + .pd = { + .power_off = s3c64xx_pd_off, + .power_on = s3c64xx_pd_on, + }, +}; + +static struct s3c64xx_pm_domain s3c64xx_pm_s = { + .name = "S", + .ena = S3C64XX_NORMALCFG_DOMAIN_S_ON, + .pwr_stat = S3C64XX_BLKPWRSTAT_S, + .pd = { + .power_off = s3c64xx_pd_off, + .power_on = s3c64xx_pd_on, + }, +}; + +static struct s3c64xx_pm_domain s3c64xx_pm_f = { + .name = "F", + .ena = S3C64XX_NORMALCFG_DOMAIN_F_ON, + .pwr_stat = S3C64XX_BLKPWRSTAT_F, + .pd = { + .power_off = s3c64xx_pd_off, + .power_on = s3c64xx_pd_on, + }, +}; + +static struct s3c64xx_pm_domain s3c64xx_pm_p = { + .name = "P", + .ena = S3C64XX_NORMALCFG_DOMAIN_P_ON, + .pwr_stat = S3C64XX_BLKPWRSTAT_P, + .pd = { + .power_off = s3c64xx_pd_off, + .power_on = s3c64xx_pd_on, + }, +}; + +static struct s3c64xx_pm_domain s3c64xx_pm_i = { + .name = "I", + .ena = S3C64XX_NORMALCFG_DOMAIN_I_ON, + .pwr_stat = S3C64XX_BLKPWRSTAT_I, + .pd = { + .power_off = s3c64xx_pd_off, + .power_on = s3c64xx_pd_on, + }, +}; + +static struct s3c64xx_pm_domain s3c64xx_pm_g = { + .name = "G", + .ena = S3C64XX_NORMALCFG_DOMAIN_G_ON, + .pd = { + .power_off = s3c64xx_pd_off, + .power_on = s3c64xx_pd_on, + }, +}; + +static struct s3c64xx_pm_domain s3c64xx_pm_v = { + .name = "V", + .ena = S3C64XX_NORMALCFG_DOMAIN_V_ON, + .pwr_stat = S3C64XX_BLKPWRSTAT_V, + .pd = { + .power_off = s3c64xx_pd_off, + .power_on = s3c64xx_pd_on, + }, +}; + +static struct s3c64xx_pm_domain *s3c64xx_always_on_pm_domains[] = { + &s3c64xx_pm_irom, +}; + +static struct s3c64xx_pm_domain *s3c64xx_pm_domains[] = { + &s3c64xx_pm_etm, + &s3c64xx_pm_g, + &s3c64xx_pm_v, + &s3c64xx_pm_i, + &s3c64xx_pm_p, + &s3c64xx_pm_s, + &s3c64xx_pm_f, +}; + #ifdef CONFIG_S3C_PM_DEBUG_LED_SMDK void s3c_pm_debug_smdkled(u32 set, u32 clear) { @@ -89,6 +233,8 @@ static struct sleep_save misc_save[] = { SAVE_ITEM(S3C64XX_SDMA_SEL), SAVE_ITEM(S3C64XX_MODEM_MIFPCON), + + SAVE_ITEM(S3C64XX_NORMAL_CFG), }; void s3c_pm_configure_extint(void) @@ -179,7 +325,26 @@ static void s3c64xx_pm_prepare(void) __raw_writel(__raw_readl(S3C64XX_WAKEUP_STAT), S3C64XX_WAKEUP_STAT); } -static int s3c64xx_pm_init(void) +int __init s3c64xx_pm_init(void) +{ + int i; + + s3c_pm_init(); + + for (i = 0; i < ARRAY_SIZE(s3c64xx_always_on_pm_domains); i++) + pm_genpd_init(&s3c64xx_always_on_pm_domains[i]->pd, + &pm_domain_always_on_gov, false); + + for (i = 0; i < ARRAY_SIZE(s3c64xx_pm_domains); i++) + pm_genpd_init(&s3c64xx_pm_domains[i]->pd, NULL, false); + + if (dev_get_platdata(&s3c_device_fb.dev)) + pm_genpd_add_device(&s3c64xx_pm_f.pd, &s3c_device_fb.dev); + + return 0; +} + +static __init int s3c64xx_pm_initcall(void) { pm_cpu_prep = s3c64xx_pm_prepare; pm_cpu_sleep = s3c64xx_cpu_suspend; @@ -198,5 +363,12 @@ static int s3c64xx_pm_init(void) return 0; } +arch_initcall(s3c64xx_pm_initcall); + +static __init int s3c64xx_pm_late_initcall(void) +{ + pm_genpd_poweroff_unused(); -arch_initcall(s3c64xx_pm_init); + return 0; +} +late_initcall(s3c64xx_pm_late_initcall); diff --git a/arch/arm/mach-shmobile/include/mach/common.h b/arch/arm/mach-shmobile/include/mach/common.h index 4bf82c156771..be78a2c73db4 100644 --- a/arch/arm/mach-shmobile/include/mach/common.h +++ b/arch/arm/mach-shmobile/include/mach/common.h @@ -34,8 +34,8 @@ extern void sh7372_add_standard_devices(void); extern void sh7372_clock_init(void); extern void sh7372_pinmux_init(void); extern void sh7372_pm_init(void); -extern void sh7372_resume_core_standby_a3sm(void); -extern int sh7372_do_idle_a3sm(unsigned long unused); +extern void sh7372_resume_core_standby_sysc(void); +extern int sh7372_do_idle_sysc(unsigned long sleep_mode); extern struct clk sh7372_extal1_clk; extern struct clk sh7372_extal2_clk; diff --git a/arch/arm/mach-shmobile/include/mach/sh7372.h b/arch/arm/mach-shmobile/include/mach/sh7372.h index 84532f9629b2..8254ab86f6cd 100644 --- a/arch/arm/mach-shmobile/include/mach/sh7372.h +++ b/arch/arm/mach-shmobile/include/mach/sh7372.h @@ -480,11 +480,10 @@ struct platform_device; struct sh7372_pm_domain { struct generic_pm_domain genpd; struct dev_power_governor *gov; - void (*suspend)(void); + int (*suspend)(void); void (*resume)(void); unsigned int bit_shift; bool no_debug; - bool stay_on; }; static inline struct sh7372_pm_domain *to_sh7372_pd(struct generic_pm_domain *d) @@ -499,6 +498,7 @@ extern struct sh7372_pm_domain sh7372_d4; extern struct sh7372_pm_domain sh7372_a4r; extern struct sh7372_pm_domain sh7372_a3rv; extern struct sh7372_pm_domain sh7372_a3ri; +extern struct sh7372_pm_domain sh7372_a4s; extern struct sh7372_pm_domain sh7372_a3sp; extern struct sh7372_pm_domain sh7372_a3sg; @@ -515,5 +515,7 @@ extern void sh7372_pm_add_subdomain(struct sh7372_pm_domain *sh7372_pd, extern void sh7372_intcs_suspend(void); extern void sh7372_intcs_resume(void); +extern void sh7372_intca_suspend(void); +extern void sh7372_intca_resume(void); #endif /* __ASM_SH7372_H__ */ diff --git a/arch/arm/mach-shmobile/intc-sh7372.c b/arch/arm/mach-shmobile/intc-sh7372.c index 2d8856df80e2..89afcaba99a1 100644 --- a/arch/arm/mach-shmobile/intc-sh7372.c +++ b/arch/arm/mach-shmobile/intc-sh7372.c @@ -535,6 +535,7 @@ static struct resource intcs_resources[] __initdata = { static struct intc_desc intcs_desc __initdata = { .name = "sh7372-intcs", .force_enable = ENABLED_INTCS, + .skip_syscore_suspend = true, .resource = intcs_resources, .num_resources = ARRAY_SIZE(intcs_resources), .hw = INTC_HW_DESC(intcs_vectors, intcs_groups, intcs_mask_registers, @@ -611,3 +612,52 @@ void sh7372_intcs_resume(void) for (k = 0x80; k <= 0x9c; k += 4) __raw_writeb(ffd5[k], intcs_ffd5 + k); } + +static unsigned short e694[0x200]; +static unsigned short e695[0x200]; + +void sh7372_intca_suspend(void) +{ + int k; + + for (k = 0x00; k <= 0x38; k += 4) + e694[k] = __raw_readw(0xe6940000 + k); + + for (k = 0x80; k <= 0xb4; k += 4) + e694[k] = __raw_readb(0xe6940000 + k); + + for (k = 0x180; k <= 0x1b4; k += 4) + e694[k] = __raw_readb(0xe6940000 + k); + + for (k = 0x00; k <= 0x50; k += 4) + e695[k] = __raw_readw(0xe6950000 + k); + + for (k = 0x80; k <= 0xa8; k += 4) + e695[k] = __raw_readb(0xe6950000 + k); + + for (k = 0x180; k <= 0x1a8; k += 4) + e695[k] = __raw_readb(0xe6950000 + k); +} + +void sh7372_intca_resume(void) +{ + int k; + + for (k = 0x00; k <= 0x38; k += 4) + __raw_writew(e694[k], 0xe6940000 + k); + + for (k = 0x80; k <= 0xb4; k += 4) + __raw_writeb(e694[k], 0xe6940000 + k); + + for (k = 0x180; k <= 0x1b4; k += 4) + __raw_writeb(e694[k], 0xe6940000 + k); + + for (k = 0x00; k <= 0x50; k += 4) + __raw_writew(e695[k], 0xe6950000 + k); + + for (k = 0x80; k <= 0xa8; k += 4) + __raw_writeb(e695[k], 0xe6950000 + k); + + for (k = 0x180; k <= 0x1a8; k += 4) + __raw_writeb(e695[k], 0xe6950000 + k); +} diff --git a/arch/arm/mach-shmobile/pm-sh7372.c b/arch/arm/mach-shmobile/pm-sh7372.c index 34bbcbfb1706..77b8fc12fc2f 100644 --- a/arch/arm/mach-shmobile/pm-sh7372.c +++ b/arch/arm/mach-shmobile/pm-sh7372.c @@ -82,11 +82,12 @@ static int pd_power_down(struct generic_pm_domain *genpd) struct sh7372_pm_domain *sh7372_pd = to_sh7372_pd(genpd); unsigned int mask = 1 << sh7372_pd->bit_shift; - if (sh7372_pd->suspend) - sh7372_pd->suspend(); + if (sh7372_pd->suspend) { + int ret = sh7372_pd->suspend(); - if (sh7372_pd->stay_on) - return 0; + if (ret) + return ret; + } if (__raw_readl(PSTR) & mask) { unsigned int retry_count; @@ -101,8 +102,8 @@ static int pd_power_down(struct generic_pm_domain *genpd) } if (!sh7372_pd->no_debug) - pr_debug("sh7372 power domain down 0x%08x -> PSTR = 0x%08x\n", - mask, __raw_readl(PSTR)); + pr_debug("%s: Power off, 0x%08x -> PSTR = 0x%08x\n", + genpd->name, mask, __raw_readl(PSTR)); return 0; } @@ -113,9 +114,6 @@ static int __pd_power_up(struct sh7372_pm_domain *sh7372_pd, bool do_resume) unsigned int retry_count; int ret = 0; - if (sh7372_pd->stay_on) - goto out; - if (__raw_readl(PSTR) & mask) goto out; @@ -133,8 +131,8 @@ static int __pd_power_up(struct sh7372_pm_domain *sh7372_pd, bool do_resume) ret = -EIO; if (!sh7372_pd->no_debug) - pr_debug("sh7372 power domain up 0x%08x -> PSTR = 0x%08x\n", - mask, __raw_readl(PSTR)); + pr_debug("%s: Power on, 0x%08x -> PSTR = 0x%08x\n", + sh7372_pd->genpd.name, mask, __raw_readl(PSTR)); out: if (ret == 0 && sh7372_pd->resume && do_resume) @@ -148,35 +146,60 @@ static int pd_power_up(struct generic_pm_domain *genpd) return __pd_power_up(to_sh7372_pd(genpd), true); } -static void sh7372_a4r_suspend(void) +static int sh7372_a4r_suspend(void) { sh7372_intcs_suspend(); __raw_writel(0x300fffff, WUPRMSK); /* avoid wakeup */ + return 0; } static bool pd_active_wakeup(struct device *dev) { - return true; + bool (*active_wakeup)(struct device *dev); + + active_wakeup = dev_gpd_data(dev)->ops.active_wakeup; + return active_wakeup ? active_wakeup(dev) : true; } -static bool sh7372_power_down_forbidden(struct dev_pm_domain *domain) +static int sh7372_stop_dev(struct device *dev) { - return false; + int (*stop)(struct device *dev); + + stop = dev_gpd_data(dev)->ops.stop; + if (stop) { + int ret = stop(dev); + if (ret) + return ret; + } + return pm_clk_suspend(dev); } -struct dev_power_governor sh7372_always_on_gov = { - .power_down_ok = sh7372_power_down_forbidden, -}; +static int sh7372_start_dev(struct device *dev) +{ + int (*start)(struct device *dev); + int ret; + + ret = pm_clk_resume(dev); + if (ret) + return ret; + + start = dev_gpd_data(dev)->ops.start; + if (start) + ret = start(dev); + + return ret; +} void sh7372_init_pm_domain(struct sh7372_pm_domain *sh7372_pd) { struct generic_pm_domain *genpd = &sh7372_pd->genpd; + struct dev_power_governor *gov = sh7372_pd->gov; - pm_genpd_init(genpd, sh7372_pd->gov, false); - genpd->stop_device = pm_clk_suspend; - genpd->start_device = pm_clk_resume; + pm_genpd_init(genpd, gov ? : &simple_qos_governor, false); + genpd->dev_ops.stop = sh7372_stop_dev; + genpd->dev_ops.start = sh7372_start_dev; + genpd->dev_ops.active_wakeup = pd_active_wakeup; genpd->dev_irq_safe = true; - genpd->active_wakeup = pd_active_wakeup; genpd->power_off = pd_power_down; genpd->power_on = pd_power_up; __pd_power_up(sh7372_pd, false); @@ -199,48 +222,73 @@ void sh7372_pm_add_subdomain(struct sh7372_pm_domain *sh7372_pd, } struct sh7372_pm_domain sh7372_a4lc = { + .genpd.name = "A4LC", .bit_shift = 1, }; struct sh7372_pm_domain sh7372_a4mp = { + .genpd.name = "A4MP", .bit_shift = 2, }; struct sh7372_pm_domain sh7372_d4 = { + .genpd.name = "D4", .bit_shift = 3, }; struct sh7372_pm_domain sh7372_a4r = { + .genpd.name = "A4R", .bit_shift = 5, - .gov = &sh7372_always_on_gov, .suspend = sh7372_a4r_suspend, .resume = sh7372_intcs_resume, - .stay_on = true, }; struct sh7372_pm_domain sh7372_a3rv = { + .genpd.name = "A3RV", .bit_shift = 6, }; struct sh7372_pm_domain sh7372_a3ri = { + .genpd.name = "A3RI", .bit_shift = 8, }; -struct sh7372_pm_domain sh7372_a3sp = { - .bit_shift = 11, - .gov = &sh7372_always_on_gov, +static int sh7372_a4s_suspend(void) +{ + /* + * The A4S domain contains the CPU core and therefore it should + * only be turned off if the CPU is in use. + */ + return -EBUSY; +} + +struct sh7372_pm_domain sh7372_a4s = { + .genpd.name = "A4S", + .bit_shift = 10, + .gov = &pm_domain_always_on_gov, .no_debug = true, + .suspend = sh7372_a4s_suspend, }; -static void sh7372_a3sp_init(void) +static int sh7372_a3sp_suspend(void) { - /* serial consoles make use of SCIF hardware located in A3SP, + /* + * Serial consoles make use of SCIF hardware located in A3SP, * keep such power domain on if "no_console_suspend" is set. */ - sh7372_a3sp.stay_on = !console_suspend_enabled; + return console_suspend_enabled ? -EBUSY : 0; } +struct sh7372_pm_domain sh7372_a3sp = { + .genpd.name = "A3SP", + .bit_shift = 11, + .gov = &pm_domain_always_on_gov, + .no_debug = true, + .suspend = sh7372_a3sp_suspend, +}; + struct sh7372_pm_domain sh7372_a3sg = { + .genpd.name = "A3SG", .bit_shift = 13, }; @@ -257,11 +305,16 @@ static int sh7372_do_idle_core_standby(unsigned long unused) return 0; } -static void sh7372_enter_core_standby(void) +static void sh7372_set_reset_vector(unsigned long address) { /* set reset vector, translate 4k */ - __raw_writel(__pa(sh7372_resume_core_standby_a3sm), SBAR); + __raw_writel(address, SBAR); __raw_writel(0, APARMBAREA); +} + +static void sh7372_enter_core_standby(void) +{ + sh7372_set_reset_vector(__pa(sh7372_resume_core_standby_sysc)); /* enter sleep mode with SYSTBCR to 0x10 */ __raw_writel(0x10, SYSTBCR); @@ -274,27 +327,22 @@ static void sh7372_enter_core_standby(void) #endif #ifdef CONFIG_SUSPEND -static void sh7372_enter_a3sm_common(int pllc0_on) +static void sh7372_enter_sysc(int pllc0_on, unsigned long sleep_mode) { - /* set reset vector, translate 4k */ - __raw_writel(__pa(sh7372_resume_core_standby_a3sm), SBAR); - __raw_writel(0, APARMBAREA); - if (pllc0_on) __raw_writel(0, PLLC01STPCR); else __raw_writel(1 << 28, PLLC01STPCR); - __raw_writel(0, PDNSEL); /* power-down A3SM only, not A4S */ __raw_readl(WUPSFAC); /* read wakeup int. factor before sleep */ - cpu_suspend(0, sh7372_do_idle_a3sm); + cpu_suspend(sleep_mode, sh7372_do_idle_sysc); __raw_readl(WUPSFAC); /* read wakeup int. factor after wakeup */ /* disable reset vector translation */ __raw_writel(0, SBAR); } -static int sh7372_a3sm_valid(unsigned long *mskp, unsigned long *msk2p) +static int sh7372_sysc_valid(unsigned long *mskp, unsigned long *msk2p) { unsigned long mstpsr0, mstpsr1, mstpsr2, mstpsr3, mstpsr4; unsigned long msk, msk2; @@ -382,7 +430,7 @@ static void sh7372_icr_to_irqcr(unsigned long icr, u16 *irqcr1p, u16 *irqcr2p) *irqcr2p = irqcr2; } -static void sh7372_setup_a3sm(unsigned long msk, unsigned long msk2) +static void sh7372_setup_sysc(unsigned long msk, unsigned long msk2) { u16 irqcrx_low, irqcrx_high, irqcry_low, irqcry_high; unsigned long tmp; @@ -415,6 +463,22 @@ static void sh7372_setup_a3sm(unsigned long msk, unsigned long msk2) __raw_writel((irqcrx_high << 16) | irqcrx_low, IRQCR3); __raw_writel((irqcry_high << 16) | irqcry_low, IRQCR4); } + +static void sh7372_enter_a3sm_common(int pllc0_on) +{ + sh7372_set_reset_vector(__pa(sh7372_resume_core_standby_sysc)); + sh7372_enter_sysc(pllc0_on, 1 << 12); +} + +static void sh7372_enter_a4s_common(int pllc0_on) +{ + sh7372_intca_suspend(); + memcpy((void *)SMFRAM, sh7372_resume_core_standby_sysc, 0x100); + sh7372_set_reset_vector(SMFRAM); + sh7372_enter_sysc(pllc0_on, 1 << 10); + sh7372_intca_resume(); +} + #endif #ifdef CONFIG_CPU_IDLE @@ -448,14 +512,20 @@ static int sh7372_enter_suspend(suspend_state_t suspend_state) unsigned long msk, msk2; /* check active clocks to determine potential wakeup sources */ - if (sh7372_a3sm_valid(&msk, &msk2)) { - + if (sh7372_sysc_valid(&msk, &msk2)) { /* convert INTC mask and sense to SYSC mask and sense */ - sh7372_setup_a3sm(msk, msk2); - - /* enter A3SM sleep with PLLC0 off */ - pr_debug("entering A3SM\n"); - sh7372_enter_a3sm_common(0); + sh7372_setup_sysc(msk, msk2); + + if (!console_suspend_enabled && + sh7372_a4s.genpd.status == GPD_STATE_POWER_OFF) { + /* enter A4S sleep with PLLC0 off */ + pr_debug("entering A4S\n"); + sh7372_enter_a4s_common(0); + } else { + /* enter A3SM sleep with PLLC0 off */ + pr_debug("entering A3SM\n"); + sh7372_enter_a3sm_common(0); + } } else { /* default to Core Standby that supports all wakeup sources */ pr_debug("entering Core Standby\n"); @@ -464,9 +534,37 @@ static int sh7372_enter_suspend(suspend_state_t suspend_state) return 0; } +/** + * sh7372_pm_notifier_fn - SH7372 PM notifier routine. + * @notifier: Unused. + * @pm_event: Event being handled. + * @unused: Unused. + */ +static int sh7372_pm_notifier_fn(struct notifier_block *notifier, + unsigned long pm_event, void *unused) +{ + switch (pm_event) { + case PM_SUSPEND_PREPARE: + /* + * This is necessary, because the A4R domain has to be "on" + * when suspend_device_irqs() and resume_device_irqs() are + * executed during system suspend and resume, respectively, so + * that those functions don't crash while accessing the INTCS. + */ + pm_genpd_poweron(&sh7372_a4r.genpd); + break; + case PM_POST_SUSPEND: + pm_genpd_poweroff_unused(); + break; + } + + return NOTIFY_DONE; +} + static void sh7372_suspend_init(void) { shmobile_suspend_ops.enter = sh7372_enter_suspend; + pm_notifier(sh7372_pm_notifier_fn, 0); } #else static void sh7372_suspend_init(void) {} @@ -482,8 +580,6 @@ void __init sh7372_pm_init(void) /* do not convert A3SM, A3SP, A3SG, A4R power down into A4S */ __raw_writel(0, PDNSEL); - sh7372_a3sp_init(); - sh7372_suspend_init(); sh7372_cpuidle_init(); } diff --git a/arch/arm/mach-shmobile/setup-sh7372.c b/arch/arm/mach-shmobile/setup-sh7372.c index 2380389e6ac5..c197f9d29d04 100644 --- a/arch/arm/mach-shmobile/setup-sh7372.c +++ b/arch/arm/mach-shmobile/setup-sh7372.c @@ -994,12 +994,16 @@ void __init sh7372_add_standard_devices(void) sh7372_init_pm_domain(&sh7372_a4r); sh7372_init_pm_domain(&sh7372_a3rv); sh7372_init_pm_domain(&sh7372_a3ri); - sh7372_init_pm_domain(&sh7372_a3sg); + sh7372_init_pm_domain(&sh7372_a4s); sh7372_init_pm_domain(&sh7372_a3sp); + sh7372_init_pm_domain(&sh7372_a3sg); sh7372_pm_add_subdomain(&sh7372_a4lc, &sh7372_a3rv); sh7372_pm_add_subdomain(&sh7372_a4r, &sh7372_a4lc); + sh7372_pm_add_subdomain(&sh7372_a4s, &sh7372_a3sg); + sh7372_pm_add_subdomain(&sh7372_a4s, &sh7372_a3sp); + platform_add_devices(sh7372_early_devices, ARRAY_SIZE(sh7372_early_devices)); diff --git a/arch/arm/mach-shmobile/sleep-sh7372.S b/arch/arm/mach-shmobile/sleep-sh7372.S index f3ab3c5810ea..1d564674451d 100644 --- a/arch/arm/mach-shmobile/sleep-sh7372.S +++ b/arch/arm/mach-shmobile/sleep-sh7372.S @@ -37,13 +37,18 @@ #if defined(CONFIG_SUSPEND) || defined(CONFIG_CPU_IDLE) .align 12 .text - .global sh7372_resume_core_standby_a3sm -sh7372_resume_core_standby_a3sm: + .global sh7372_resume_core_standby_sysc +sh7372_resume_core_standby_sysc: ldr pc, 1f 1: .long cpu_resume - PAGE_OFFSET + PLAT_PHYS_OFFSET - .global sh7372_do_idle_a3sm -sh7372_do_idle_a3sm: +#define SPDCR 0xe6180008 + + /* A3SM & A4S power down */ + .global sh7372_do_idle_sysc +sh7372_do_idle_sysc: + mov r8, r0 /* sleep mode passed in r0 */ + /* * Clear the SCTLR.C bit to prevent further data cache * allocation. Clearing SCTLR.C would make all the data accesses @@ -80,13 +85,9 @@ sh7372_do_idle_a3sm: dsb dmb -#define SPDCR 0xe6180008 -#define A3SM (1 << 12) - - /* A3SM power down */ + /* SYSC power down */ ldr r0, =SPDCR - ldr r1, =A3SM - str r1, [r0] + str r8, [r0] 1: b 1b diff --git a/arch/arm/plat-samsung/include/plat/pm.h b/arch/arm/plat-samsung/include/plat/pm.h index 78014e53eb3c..61fc53740fbd 100644 --- a/arch/arm/plat-samsung/include/plat/pm.h +++ b/arch/arm/plat-samsung/include/plat/pm.h @@ -22,6 +22,7 @@ struct device; #ifdef CONFIG_PM extern __init int s3c_pm_init(void); +extern __init int s3c64xx_pm_init(void); #else @@ -29,6 +30,11 @@ static inline int s3c_pm_init(void) { return 0; } + +static inline int s3c64xx_pm_init(void) +{ + return 0; +} #endif /* configuration for the IRQ mask over sleep */ diff --git a/arch/avr32/include/asm/thread_info.h b/arch/avr32/include/asm/thread_info.h index 7a9c03dcb0b6..e5deda4691db 100644 --- a/arch/avr32/include/asm/thread_info.h +++ b/arch/avr32/include/asm/thread_info.h @@ -85,7 +85,6 @@ static inline struct thread_info *current_thread_info(void) #define TIF_RESTORE_SIGMASK 7 /* restore signal mask in do_signal */ #define TIF_CPU_GOING_TO_SLEEP 8 /* CPU is entering sleep 0 mode */ #define TIF_NOTIFY_RESUME 9 /* callback before returning to user */ -#define TIF_FREEZE 29 #define TIF_DEBUG 30 /* debugging enabled */ #define TIF_USERSPACE 31 /* true if FS sets userspace */ @@ -98,7 +97,6 @@ static inline struct thread_info *current_thread_info(void) #define _TIF_RESTORE_SIGMASK (1 << TIF_RESTORE_SIGMASK) #define _TIF_CPU_GOING_TO_SLEEP (1 << TIF_CPU_GOING_TO_SLEEP) #define _TIF_NOTIFY_RESUME (1 << TIF_NOTIFY_RESUME) -#define _TIF_FREEZE (1 << TIF_FREEZE) /* Note: The masks below must never span more than 16 bits! */ diff --git a/arch/blackfin/include/asm/thread_info.h b/arch/blackfin/include/asm/thread_info.h index 02560fd8a121..53ad10005ae3 100644 --- a/arch/blackfin/include/asm/thread_info.h +++ b/arch/blackfin/include/asm/thread_info.h @@ -100,7 +100,6 @@ static inline struct thread_info *current_thread_info(void) TIF_NEED_RESCHED */ #define TIF_MEMDIE 4 /* is terminating due to OOM killer */ #define TIF_RESTORE_SIGMASK 5 /* restore signal mask in do_signal() */ -#define TIF_FREEZE 6 /* is freezing for suspend */ #define TIF_IRQ_SYNC 7 /* sync pipeline stage */ #define TIF_NOTIFY_RESUME 8 /* callback before returning to user */ #define TIF_SINGLESTEP 9 @@ -111,7 +110,6 @@ static inline struct thread_info *current_thread_info(void) #define _TIF_NEED_RESCHED (1<<TIF_NEED_RESCHED) #define _TIF_POLLING_NRFLAG (1<<TIF_POLLING_NRFLAG) #define _TIF_RESTORE_SIGMASK (1<<TIF_RESTORE_SIGMASK) -#define _TIF_FREEZE (1<<TIF_FREEZE) #define _TIF_IRQ_SYNC (1<<TIF_IRQ_SYNC) #define _TIF_NOTIFY_RESUME (1<<TIF_NOTIFY_RESUME) #define _TIF_SINGLESTEP (1<<TIF_SINGLESTEP) diff --git a/arch/cris/include/asm/thread_info.h b/arch/cris/include/asm/thread_info.h index 332f19c54557..29b92884d793 100644 --- a/arch/cris/include/asm/thread_info.h +++ b/arch/cris/include/asm/thread_info.h @@ -86,7 +86,6 @@ struct thread_info { #define TIF_RESTORE_SIGMASK 9 /* restore signal mask in do_signal() */ #define TIF_POLLING_NRFLAG 16 /* true if poll_idle() is polling TIF_NEED_RESCHED */ #define TIF_MEMDIE 17 /* is terminating due to OOM killer */ -#define TIF_FREEZE 18 /* is freezing for suspend */ #define _TIF_SYSCALL_TRACE (1<<TIF_SYSCALL_TRACE) #define _TIF_NOTIFY_RESUME (1<<TIF_NOTIFY_RESUME) @@ -94,7 +93,6 @@ struct thread_info { #define _TIF_NEED_RESCHED (1<<TIF_NEED_RESCHED) #define _TIF_RESTORE_SIGMASK (1<<TIF_RESTORE_SIGMASK) #define _TIF_POLLING_NRFLAG (1<<TIF_POLLING_NRFLAG) -#define _TIF_FREEZE (1<<TIF_FREEZE) #define _TIF_WORK_MASK 0x0000FFFE /* work to do on interrupt/exception return */ #define _TIF_ALLWORK_MASK 0x0000FFFF /* work to do on any return to u-space */ diff --git a/arch/frv/include/asm/thread_info.h b/arch/frv/include/asm/thread_info.h index cefbe73dc119..92d83ea99ae5 100644 --- a/arch/frv/include/asm/thread_info.h +++ b/arch/frv/include/asm/thread_info.h @@ -111,7 +111,6 @@ register struct thread_info *__current_thread_info asm("gr15"); #define TIF_RESTORE_SIGMASK 5 /* restore signal mask in do_signal() */ #define TIF_POLLING_NRFLAG 16 /* true if poll_idle() is polling TIF_NEED_RESCHED */ #define TIF_MEMDIE 17 /* is terminating due to OOM killer */ -#define TIF_FREEZE 18 /* freezing for suspend */ #define _TIF_SYSCALL_TRACE (1 << TIF_SYSCALL_TRACE) #define _TIF_NOTIFY_RESUME (1 << TIF_NOTIFY_RESUME) @@ -120,7 +119,6 @@ register struct thread_info *__current_thread_info asm("gr15"); #define _TIF_SINGLESTEP (1 << TIF_SINGLESTEP) #define _TIF_RESTORE_SIGMASK (1 << TIF_RESTORE_SIGMASK) #define _TIF_POLLING_NRFLAG (1 << TIF_POLLING_NRFLAG) -#define _TIF_FREEZE (1 << TIF_FREEZE) #define _TIF_WORK_MASK 0x0000FFFE /* work to do on interrupt/exception return */ #define _TIF_ALLWORK_MASK 0x0000FFFF /* work to do on any return to u-space */ diff --git a/arch/h8300/include/asm/thread_info.h b/arch/h8300/include/asm/thread_info.h index d6f1784bfdee..9c126e0c09aa 100644 --- a/arch/h8300/include/asm/thread_info.h +++ b/arch/h8300/include/asm/thread_info.h @@ -90,7 +90,6 @@ static inline struct thread_info *current_thread_info(void) #define TIF_MEMDIE 4 /* is terminating due to OOM killer */ #define TIF_RESTORE_SIGMASK 5 /* restore signal mask in do_signal() */ #define TIF_NOTIFY_RESUME 6 /* callback before returning to user */ -#define TIF_FREEZE 16 /* is freezing for suspend */ /* as above, but as bit values */ #define _TIF_SYSCALL_TRACE (1<<TIF_SYSCALL_TRACE) @@ -99,7 +98,6 @@ static inline struct thread_info *current_thread_info(void) #define _TIF_POLLING_NRFLAG (1<<TIF_POLLING_NRFLAG) #define _TIF_RESTORE_SIGMASK (1<<TIF_RESTORE_SIGMASK) #define _TIF_NOTIFY_RESUME (1 << TIF_NOTIFY_RESUME) -#define _TIF_FREEZE (1<<TIF_FREEZE) #define _TIF_WORK_MASK 0x0000FFFE /* work to do on interrupt/exception return */ diff --git a/arch/ia64/include/asm/thread_info.h b/arch/ia64/include/asm/thread_info.h index ff0cc84e7bcc..e054bcc4273c 100644 --- a/arch/ia64/include/asm/thread_info.h +++ b/arch/ia64/include/asm/thread_info.h @@ -113,7 +113,6 @@ struct thread_info { #define TIF_MEMDIE 17 /* is terminating due to OOM killer */ #define TIF_MCA_INIT 18 /* this task is processing MCA or INIT */ #define TIF_DB_DISABLED 19 /* debug trap disabled for fsyscall */ -#define TIF_FREEZE 20 /* is freezing for suspend */ #define TIF_RESTORE_RSE 21 /* user RBS is newer than kernel RBS */ #define _TIF_SYSCALL_TRACE (1 << TIF_SYSCALL_TRACE) @@ -126,7 +125,6 @@ struct thread_info { #define _TIF_POLLING_NRFLAG (1 << TIF_POLLING_NRFLAG) #define _TIF_MCA_INIT (1 << TIF_MCA_INIT) #define _TIF_DB_DISABLED (1 << TIF_DB_DISABLED) -#define _TIF_FREEZE (1 << TIF_FREEZE) #define _TIF_RESTORE_RSE (1 << TIF_RESTORE_RSE) /* "work to do on user-return" bits */ diff --git a/arch/m32r/include/asm/thread_info.h b/arch/m32r/include/asm/thread_info.h index 0227dba44068..bf8fa3c06f4e 100644 --- a/arch/m32r/include/asm/thread_info.h +++ b/arch/m32r/include/asm/thread_info.h @@ -138,7 +138,6 @@ static inline unsigned int get_thread_fault_code(void) #define TIF_USEDFPU 16 /* FPU was used by this task this quantum (SMP) */ #define TIF_POLLING_NRFLAG 17 /* true if poll_idle() is polling TIF_NEED_RESCHED */ #define TIF_MEMDIE 18 /* is terminating due to OOM killer */ -#define TIF_FREEZE 19 /* is freezing for suspend */ #define _TIF_SYSCALL_TRACE (1<<TIF_SYSCALL_TRACE) #define _TIF_SIGPENDING (1<<TIF_SIGPENDING) @@ -149,7 +148,6 @@ static inline unsigned int get_thread_fault_code(void) #define _TIF_RESTORE_SIGMASK (1<<TIF_RESTORE_SIGMASK) #define _TIF_USEDFPU (1<<TIF_USEDFPU) #define _TIF_POLLING_NRFLAG (1<<TIF_POLLING_NRFLAG) -#define _TIF_FREEZE (1<<TIF_FREEZE) #define _TIF_WORK_MASK 0x0000FFFE /* work to do on interrupt/exception return */ #define _TIF_ALLWORK_MASK 0x0000FFFF /* work to do on any return to u-space */ diff --git a/arch/m68k/include/asm/thread_info.h b/arch/m68k/include/asm/thread_info.h index 29fa6da4f17c..e8665e6f9464 100644 --- a/arch/m68k/include/asm/thread_info.h +++ b/arch/m68k/include/asm/thread_info.h @@ -76,7 +76,6 @@ static inline struct thread_info *current_thread_info(void) #define TIF_DELAYED_TRACE 14 /* single step a syscall */ #define TIF_SYSCALL_TRACE 15 /* syscall trace active */ #define TIF_MEMDIE 16 /* is terminating due to OOM killer */ -#define TIF_FREEZE 17 /* thread is freezing for suspend */ #define TIF_RESTORE_SIGMASK 18 /* restore signal mask in do_signal */ #endif /* _ASM_M68K_THREAD_INFO_H */ diff --git a/arch/microblaze/include/asm/thread_info.h b/arch/microblaze/include/asm/thread_info.h index b73da2ac21b3..1a8ab6a5c03f 100644 --- a/arch/microblaze/include/asm/thread_info.h +++ b/arch/microblaze/include/asm/thread_info.h @@ -125,7 +125,6 @@ static inline struct thread_info *current_thread_info(void) #define TIF_MEMDIE 6 /* is terminating due to OOM killer */ #define TIF_SYSCALL_AUDIT 9 /* syscall auditing active */ #define TIF_SECCOMP 10 /* secure computing */ -#define TIF_FREEZE 14 /* Freezing for suspend */ /* true if poll_idle() is polling TIF_NEED_RESCHED */ #define TIF_POLLING_NRFLAG 16 @@ -137,7 +136,6 @@ static inline struct thread_info *current_thread_info(void) #define _TIF_SINGLESTEP (1 << TIF_SINGLESTEP) #define _TIF_IRET (1 << TIF_IRET) #define _TIF_POLLING_NRFLAG (1 << TIF_POLLING_NRFLAG) -#define _TIF_FREEZE (1 << TIF_FREEZE) #define _TIF_SYSCALL_AUDIT (1 << TIF_SYSCALL_AUDIT) #define _TIF_SECCOMP (1 << TIF_SECCOMP) diff --git a/arch/mips/include/asm/thread_info.h b/arch/mips/include/asm/thread_info.h index 97f8bf6639e7..0d85d8e440c5 100644 --- a/arch/mips/include/asm/thread_info.h +++ b/arch/mips/include/asm/thread_info.h @@ -117,7 +117,6 @@ register struct thread_info *__current_thread_info __asm__("$28"); #define TIF_USEDFPU 16 /* FPU was used by this task this quantum (SMP) */ #define TIF_POLLING_NRFLAG 17 /* true if poll_idle() is polling TIF_NEED_RESCHED */ #define TIF_MEMDIE 18 /* is terminating due to OOM killer */ -#define TIF_FREEZE 19 #define TIF_FIXADE 20 /* Fix address errors in software */ #define TIF_LOGADE 21 /* Log address errors to syslog */ #define TIF_32BIT_REGS 22 /* also implies 16/32 fprs */ @@ -141,7 +140,6 @@ register struct thread_info *__current_thread_info __asm__("$28"); #define _TIF_RESTORE_SIGMASK (1<<TIF_RESTORE_SIGMASK) #define _TIF_USEDFPU (1<<TIF_USEDFPU) #define _TIF_POLLING_NRFLAG (1<<TIF_POLLING_NRFLAG) -#define _TIF_FREEZE (1<<TIF_FREEZE) #define _TIF_FIXADE (1<<TIF_FIXADE) #define _TIF_LOGADE (1<<TIF_LOGADE) #define _TIF_32BIT_REGS (1<<TIF_32BIT_REGS) diff --git a/arch/mn10300/include/asm/thread_info.h b/arch/mn10300/include/asm/thread_info.h index 87c213002d4c..28cf52100baa 100644 --- a/arch/mn10300/include/asm/thread_info.h +++ b/arch/mn10300/include/asm/thread_info.h @@ -165,7 +165,6 @@ extern void free_thread_info(struct thread_info *); #define TIF_RESTORE_SIGMASK 5 /* restore signal mask in do_signal() */ #define TIF_POLLING_NRFLAG 16 /* true if poll_idle() is polling TIF_NEED_RESCHED */ #define TIF_MEMDIE 17 /* is terminating due to OOM killer */ -#define TIF_FREEZE 18 /* freezing for suspend */ #define _TIF_SYSCALL_TRACE +(1 << TIF_SYSCALL_TRACE) #define _TIF_NOTIFY_RESUME +(1 << TIF_NOTIFY_RESUME) @@ -174,7 +173,6 @@ extern void free_thread_info(struct thread_info *); #define _TIF_SINGLESTEP +(1 << TIF_SINGLESTEP) #define _TIF_RESTORE_SIGMASK +(1 << TIF_RESTORE_SIGMASK) #define _TIF_POLLING_NRFLAG +(1 << TIF_POLLING_NRFLAG) -#define _TIF_FREEZE +(1 << TIF_FREEZE) #define _TIF_WORK_MASK 0x0000FFFE /* work to do on interrupt/exception return */ #define _TIF_ALLWORK_MASK 0x0000FFFF /* work to do on any return to u-space */ diff --git a/arch/parisc/include/asm/thread_info.h b/arch/parisc/include/asm/thread_info.h index aa8de727e90b..6d9c7c7973d0 100644 --- a/arch/parisc/include/asm/thread_info.h +++ b/arch/parisc/include/asm/thread_info.h @@ -58,7 +58,6 @@ struct thread_info { #define TIF_32BIT 4 /* 32 bit binary */ #define TIF_MEMDIE 5 /* is terminating due to OOM killer */ #define TIF_RESTORE_SIGMASK 6 /* restore saved signal mask */ -#define TIF_FREEZE 7 /* is freezing for suspend */ #define TIF_NOTIFY_RESUME 8 /* callback before returning to user */ #define TIF_SINGLESTEP 9 /* single stepping? */ #define TIF_BLOCKSTEP 10 /* branch stepping? */ @@ -69,7 +68,6 @@ struct thread_info { #define _TIF_POLLING_NRFLAG (1 << TIF_POLLING_NRFLAG) #define _TIF_32BIT (1 << TIF_32BIT) #define _TIF_RESTORE_SIGMASK (1 << TIF_RESTORE_SIGMASK) -#define _TIF_FREEZE (1 << TIF_FREEZE) #define _TIF_NOTIFY_RESUME (1 << TIF_NOTIFY_RESUME) #define _TIF_SINGLESTEP (1 << TIF_SINGLESTEP) #define _TIF_BLOCKSTEP (1 << TIF_BLOCKSTEP) diff --git a/arch/powerpc/include/asm/thread_info.h b/arch/powerpc/include/asm/thread_info.h index 836f231ec1f0..964714940961 100644 --- a/arch/powerpc/include/asm/thread_info.h +++ b/arch/powerpc/include/asm/thread_info.h @@ -109,7 +109,6 @@ static inline struct thread_info *current_thread_info(void) #define TIF_RESTOREALL 11 /* Restore all regs (implies NOERROR) */ #define TIF_NOERROR 12 /* Force successful syscall return */ #define TIF_NOTIFY_RESUME 13 /* callback before returning to user */ -#define TIF_FREEZE 14 /* Freezing for suspend */ #define TIF_SYSCALL_TRACEPOINT 15 /* syscall tracepoint instrumentation */ #define TIF_RUNLATCH 16 /* Is the runlatch enabled? */ @@ -127,7 +126,6 @@ static inline struct thread_info *current_thread_info(void) #define _TIF_RESTOREALL (1<<TIF_RESTOREALL) #define _TIF_NOERROR (1<<TIF_NOERROR) #define _TIF_NOTIFY_RESUME (1<<TIF_NOTIFY_RESUME) -#define _TIF_FREEZE (1<<TIF_FREEZE) #define _TIF_SYSCALL_TRACEPOINT (1<<TIF_SYSCALL_TRACEPOINT) #define _TIF_RUNLATCH (1<<TIF_RUNLATCH) #define _TIF_SYSCALL_T_OR_A (_TIF_SYSCALL_TRACE | _TIF_SYSCALL_AUDIT | \ diff --git a/arch/powerpc/kernel/vio.c b/arch/powerpc/kernel/vio.c index f65af61996bd..8b086299ba25 100644 --- a/arch/powerpc/kernel/vio.c +++ b/arch/powerpc/kernel/vio.c @@ -1406,7 +1406,6 @@ static struct bus_type vio_bus_type = { .match = vio_bus_match, .probe = vio_bus_probe, .remove = vio_bus_remove, - .pm = GENERIC_SUBSYS_PM_OPS, }; /** diff --git a/arch/s390/include/asm/thread_info.h b/arch/s390/include/asm/thread_info.h index a23183423b14..a73038155e0d 100644 --- a/arch/s390/include/asm/thread_info.h +++ b/arch/s390/include/asm/thread_info.h @@ -102,7 +102,6 @@ static inline struct thread_info *current_thread_info(void) #define TIF_MEMDIE 18 /* is terminating due to OOM killer */ #define TIF_RESTORE_SIGMASK 19 /* restore signal mask in do_signal() */ #define TIF_SINGLE_STEP 20 /* This task is single stepped */ -#define TIF_FREEZE 21 /* thread is freezing for suspend */ #define _TIF_SYSCALL (1<<TIF_SYSCALL) #define _TIF_NOTIFY_RESUME (1<<TIF_NOTIFY_RESUME) @@ -119,7 +118,6 @@ static inline struct thread_info *current_thread_info(void) #define _TIF_POLLING_NRFLAG (1<<TIF_POLLING_NRFLAG) #define _TIF_31BIT (1<<TIF_31BIT) #define _TIF_SINGLE_STEP (1<<TIF_SINGLE_STEP) -#define _TIF_FREEZE (1<<TIF_FREEZE) #ifdef CONFIG_64BIT #define is_32bit_task() (test_thread_flag(TIF_31BIT)) diff --git a/arch/sh/include/asm/thread_info.h b/arch/sh/include/asm/thread_info.h index ea2d5089de1e..20ee40af16e9 100644 --- a/arch/sh/include/asm/thread_info.h +++ b/arch/sh/include/asm/thread_info.h @@ -122,7 +122,6 @@ extern void init_thread_xstate(void); #define TIF_SYSCALL_TRACEPOINT 8 /* for ftrace syscall instrumentation */ #define TIF_POLLING_NRFLAG 17 /* true if poll_idle() is polling TIF_NEED_RESCHED */ #define TIF_MEMDIE 18 /* is terminating due to OOM killer */ -#define TIF_FREEZE 19 /* Freezing for suspend */ #define _TIF_SYSCALL_TRACE (1 << TIF_SYSCALL_TRACE) #define _TIF_SIGPENDING (1 << TIF_SIGPENDING) @@ -133,7 +132,6 @@ extern void init_thread_xstate(void); #define _TIF_NOTIFY_RESUME (1 << TIF_NOTIFY_RESUME) #define _TIF_SYSCALL_TRACEPOINT (1 << TIF_SYSCALL_TRACEPOINT) #define _TIF_POLLING_NRFLAG (1 << TIF_POLLING_NRFLAG) -#define _TIF_FREEZE (1 << TIF_FREEZE) /* * _TIF_ALLWORK_MASK and _TIF_WORK_MASK need to fit within 2 bytes, or we diff --git a/arch/sparc/include/asm/thread_info_32.h b/arch/sparc/include/asm/thread_info_32.h index fa5753233410..5cc5888ad5a3 100644 --- a/arch/sparc/include/asm/thread_info_32.h +++ b/arch/sparc/include/asm/thread_info_32.h @@ -133,7 +133,6 @@ BTFIXUPDEF_CALL(void, free_thread_info, struct thread_info *) #define TIF_POLLING_NRFLAG 9 /* true if poll_idle() is polling * TIF_NEED_RESCHED */ #define TIF_MEMDIE 10 /* is terminating due to OOM killer */ -#define TIF_FREEZE 11 /* is freezing for suspend */ /* as above, but as bit values */ #define _TIF_SYSCALL_TRACE (1<<TIF_SYSCALL_TRACE) @@ -147,7 +146,6 @@ BTFIXUPDEF_CALL(void, free_thread_info, struct thread_info *) #define _TIF_DO_NOTIFY_RESUME_MASK (_TIF_NOTIFY_RESUME | \ _TIF_SIGPENDING | \ _TIF_RESTORE_SIGMASK) -#define _TIF_FREEZE (1<<TIF_FREEZE) #endif /* __KERNEL__ */ diff --git a/arch/sparc/include/asm/thread_info_64.h b/arch/sparc/include/asm/thread_info_64.h index 60d86be1a533..01d057fe6a3f 100644 --- a/arch/sparc/include/asm/thread_info_64.h +++ b/arch/sparc/include/asm/thread_info_64.h @@ -225,7 +225,6 @@ register struct thread_info *current_thread_info_reg asm("g6"); /* flag bit 12 is available */ #define TIF_MEMDIE 13 /* is terminating due to OOM killer */ #define TIF_POLLING_NRFLAG 14 -#define TIF_FREEZE 15 /* is freezing for suspend */ #define _TIF_SYSCALL_TRACE (1<<TIF_SYSCALL_TRACE) #define _TIF_NOTIFY_RESUME (1<<TIF_NOTIFY_RESUME) @@ -237,7 +236,6 @@ register struct thread_info *current_thread_info_reg asm("g6"); #define _TIF_SYSCALL_AUDIT (1<<TIF_SYSCALL_AUDIT) #define _TIF_SYSCALL_TRACEPOINT (1<<TIF_SYSCALL_TRACEPOINT) #define _TIF_POLLING_NRFLAG (1<<TIF_POLLING_NRFLAG) -#define _TIF_FREEZE (1<<TIF_FREEZE) #define _TIF_USER_WORK_MASK ((0xff << TI_FLAG_WSAVED_SHIFT) | \ _TIF_DO_NOTIFY_RESUME_MASK | \ diff --git a/arch/um/include/asm/thread_info.h b/arch/um/include/asm/thread_info.h index 5bd1bad33fab..200c4ab1240c 100644 --- a/arch/um/include/asm/thread_info.h +++ b/arch/um/include/asm/thread_info.h @@ -71,7 +71,6 @@ static inline struct thread_info *current_thread_info(void) #define TIF_MEMDIE 5 /* is terminating due to OOM killer */ #define TIF_SYSCALL_AUDIT 6 #define TIF_RESTORE_SIGMASK 7 -#define TIF_FREEZE 16 /* is freezing for suspend */ #define _TIF_SYSCALL_TRACE (1 << TIF_SYSCALL_TRACE) #define _TIF_SIGPENDING (1 << TIF_SIGPENDING) @@ -80,6 +79,5 @@ static inline struct thread_info *current_thread_info(void) #define _TIF_MEMDIE (1 << TIF_MEMDIE) #define _TIF_SYSCALL_AUDIT (1 << TIF_SYSCALL_AUDIT) #define _TIF_RESTORE_SIGMASK (1 << TIF_RESTORE_SIGMASK) -#define _TIF_FREEZE (1 << TIF_FREEZE) #endif diff --git a/arch/unicore32/include/asm/thread_info.h b/arch/unicore32/include/asm/thread_info.h index c270e9e04861..89f7557583b8 100644 --- a/arch/unicore32/include/asm/thread_info.h +++ b/arch/unicore32/include/asm/thread_info.h @@ -135,14 +135,12 @@ static inline struct thread_info *current_thread_info(void) #define TIF_NOTIFY_RESUME 2 /* callback before returning to user */ #define TIF_SYSCALL_TRACE 8 #define TIF_MEMDIE 18 -#define TIF_FREEZE 19 #define TIF_RESTORE_SIGMASK 20 #define _TIF_SIGPENDING (1 << TIF_SIGPENDING) #define _TIF_NEED_RESCHED (1 << TIF_NEED_RESCHED) #define _TIF_NOTIFY_RESUME (1 << TIF_NOTIFY_RESUME) #define _TIF_SYSCALL_TRACE (1 << TIF_SYSCALL_TRACE) -#define _TIF_FREEZE (1 << TIF_FREEZE) #define _TIF_RESTORE_SIGMASK (1 << TIF_RESTORE_SIGMASK) /* diff --git a/arch/x86/include/asm/thread_info.h b/arch/x86/include/asm/thread_info.h index 185b719ec61a..74047159d0ab 100644 --- a/arch/x86/include/asm/thread_info.h +++ b/arch/x86/include/asm/thread_info.h @@ -91,7 +91,6 @@ struct thread_info { #define TIF_MEMDIE 20 /* is terminating due to OOM killer */ #define TIF_DEBUG 21 /* uses debug registers */ #define TIF_IO_BITMAP 22 /* uses I/O bitmap */ -#define TIF_FREEZE 23 /* is freezing for suspend */ #define TIF_FORCED_TF 24 /* true if TF in eflags artificially */ #define TIF_BLOCKSTEP 25 /* set when we want DEBUGCTLMSR_BTF */ #define TIF_LAZY_MMU_UPDATES 27 /* task is updating the mmu lazily */ @@ -113,7 +112,6 @@ struct thread_info { #define _TIF_FORK (1 << TIF_FORK) #define _TIF_DEBUG (1 << TIF_DEBUG) #define _TIF_IO_BITMAP (1 << TIF_IO_BITMAP) -#define _TIF_FREEZE (1 << TIF_FREEZE) #define _TIF_FORCED_TF (1 << TIF_FORCED_TF) #define _TIF_BLOCKSTEP (1 << TIF_BLOCKSTEP) #define _TIF_LAZY_MMU_UPDATES (1 << TIF_LAZY_MMU_UPDATES) diff --git a/arch/xtensa/include/asm/thread_info.h b/arch/xtensa/include/asm/thread_info.h index 7be8accb0b0c..6abbedd09d85 100644 --- a/arch/xtensa/include/asm/thread_info.h +++ b/arch/xtensa/include/asm/thread_info.h @@ -132,7 +132,6 @@ static inline struct thread_info *current_thread_info(void) #define TIF_MEMDIE 5 /* is terminating due to OOM killer */ #define TIF_RESTORE_SIGMASK 6 /* restore signal mask in do_signal() */ #define TIF_POLLING_NRFLAG 16 /* true if poll_idle() is polling TIF_NEED_RESCHED */ -#define TIF_FREEZE 17 /* is freezing for suspend */ #define _TIF_SYSCALL_TRACE (1<<TIF_SYSCALL_TRACE) #define _TIF_SIGPENDING (1<<TIF_SIGPENDING) @@ -141,7 +140,6 @@ static inline struct thread_info *current_thread_info(void) #define _TIF_IRET (1<<TIF_IRET) #define _TIF_POLLING_NRFLAG (1<<TIF_POLLING_NRFLAG) #define _TIF_RESTORE_SIGMASK (1<<TIF_RESTORE_SIGMASK) -#define _TIF_FREEZE (1<<TIF_FREEZE) #define _TIF_WORK_MASK 0x0000FFFE /* work to do on interrupt/exception return */ #define _TIF_ALLWORK_MASK 0x0000FFFF /* work to do on any return to u-space */ |