On Monday, July 28, 2014 01:13:56 AM Rafael J. Wysocki wrote:
> From: Rafael J. Wysocki <[email protected]>
>
> The names of several symbols, data types, functions and variables
> related to system sleep states are confusing and don't reflect the
> real behavior of those states correctly.
>
> First of all, there generally are two sleep states that require
> platform support and one sleep state that is platform-independent.
> The first two of them are currently known as MEM and STANDBY,
> although these names really only match what the states do on full
> hardware ACPI compliant systems. MEM in particular is supposed
> to mean "suspend-to-RAM", but in fact it means "the deepest sleep
> state available with platform support". The definition of STANDBY
> is even more arbitrary.
>
> Moreover, the remaining sleep state that doesn't need platform support
> is currently called FREEZE, which leads to double confusion with the
> process freezer (used during transitions to all sleep states) and
> with the freeze stage of processing devices during hibernation.
>
> For these reasons, rename the PM_SUSPEND_MEM, PM_SUSPEND_STANDBY
> and PM_SUSPEND_FREEZE symbols to PM_SUSPEND_PLATFORM_DEEP,
> PM_SUSPEND_PLATFORM_SHALLOW and PM_SUSPEND_IDLE_SLEEP, respectively,
> everywhere and rename data types, functions and variables related to
> those states to match the new names of the symbols.
>
> This is a semi-mechanical replacement of names and it should not lead
> to any functional differences.
>
> Signed-off-by: Rafael J. Wysocki <[email protected]>
OK, any comments or objections anyone?
Or should I just make it a non-RFC and apply it?
Rafael
> ---
> arch/arm/mach-at91/pm.c | 10 +--
> arch/arm/mach-davinci/pm.c | 6 +-
> arch/arm/mach-exynos/pm.c | 2
> arch/arm/mach-highbank/pm.c | 2
> arch/arm/mach-imx/mach-mx31ads.c | 8 +--
> arch/arm/mach-imx/pm-imx27.c | 4 -
> arch/arm/mach-imx/pm-imx5.c | 12 ++--
> arch/arm/mach-imx/pm-imx6.c | 4 -
> arch/arm/mach-kirkwood/pm.c | 4 -
> arch/arm/mach-lpc32xx/pm.c | 2
> arch/arm/mach-mmp/pm-mmp2.c | 3 -
> arch/arm/mach-mmp/pm-pxa910.c | 3 -
> arch/arm/mach-mvebu/kirkwood-pm.c | 4 -
> arch/arm/mach-mxs/pm.c | 4 -
> arch/arm/mach-omap1/pm.c | 6 +-
> arch/arm/mach-omap2/pm.c | 6 +-
> arch/arm/mach-prima2/pm.c | 4 -
> arch/arm/mach-pxa/pm.c | 4 -
> arch/arm/mach-pxa/pxa25x.c | 4 -
> arch/arm/mach-pxa/pxa27x.c | 10 ++-
> arch/arm/mach-pxa/pxa3xx.c | 7 +-
> arch/arm/mach-pxa/sharpsl_pm.c | 2
> arch/arm/mach-pxa/z2.c | 2
> arch/arm/mach-s3c64xx/mach-smdk6410.c | 2
> arch/arm/mach-sa1100/pm.c | 2
> arch/arm/mach-shmobile/suspend.c | 2
> arch/arm/mach-tegra/pm.c | 2
> arch/arm/mach-ux500/pm.c | 3 -
> arch/arm/plat-samsung/pm.c | 2
> arch/avr32/mach-at32ap/pm-at32ap700x.S | 2
> arch/avr32/mach-at32ap/pm.c | 8 +--
> arch/blackfin/mach-bf609/pm.c | 2
> arch/blackfin/mach-common/pm.c | 12 ++--
> arch/mips/alchemy/devboards/pm.c | 2
> arch/mips/jz4740/pm.c | 2
> arch/mips/loongson/common/pm.c | 4 -
> arch/powerpc/platforms/52xx/lite5200_pm.c | 12 ++--
> arch/powerpc/platforms/52xx/mpc52xx_pm.c | 2
> arch/powerpc/platforms/83xx/suspend.c | 11 ++--
> arch/powerpc/platforms/pseries/suspend.c | 6 +-
> arch/powerpc/sysdev/fsl_pmc.c | 2
> arch/powerpc/sysdev/ppc4xx_cpm.c | 8 +--
> arch/sh/boards/mach-hp6xx/pm.c | 2
> arch/sh/kernel/cpu/shmobile/pm.c | 2
> arch/unicore32/kernel/pm.c | 4 -
> arch/unicore32/kernel/puv3-core.c | 4 -
> arch/x86/platform/olpc/olpc-xo1-pm.c | 4 -
> drivers/acpi/sleep.c | 24 ++++-----
> drivers/base/power/wakeup.c | 4 -
> drivers/char/apm-emulation.c | 6 +-
> drivers/macintosh/via-pmu.c | 4 -
> drivers/regulator/core.c | 4 -
> include/linux/pm.h | 4 -
> include/linux/suspend.h | 26 ++++-----
> kernel/power/hibernate.c | 2
> kernel/power/suspend.c | 79
> +++++++++++++++---------------
> kernel/power/suspend_test.c | 6 +-
> kernel/power/user.c | 2
> 58 files changed, 193 insertions(+), 183 deletions(-)
>
> Index: linux-pm/arch/arm/mach-at91/pm.c
> ===================================================================
> --- linux-pm.orig/arch/arm/mach-at91/pm.c
> +++ linux-pm/arch/arm/mach-at91/pm.c
> @@ -111,8 +111,8 @@ static int at91_pm_valid_state(suspend_s
> {
> switch (state) {
> case PM_SUSPEND_ON:
> - case PM_SUSPEND_STANDBY:
> - case PM_SUSPEND_MEM:
> + case PM_SUSPEND_PLATFORM_SHALLOW:
> + case PM_SUSPEND_PLATFORM_DEEP:
> return 1;
>
> default:
> @@ -186,7 +186,7 @@ static int at91_pm_verify_clocks(void)
> */
> int at91_suspend_entering_slow_clock(void)
> {
> - return (target_state == PM_SUSPEND_MEM);
> + return (target_state == PM_SUSPEND_PLATFORM_DEEP);
> }
> EXPORT_SYMBOL(at91_suspend_entering_slow_clock);
>
> @@ -223,7 +223,7 @@ static int at91_pm_enter(suspend_state_t
> * drivers must suspend more deeply: only the master clock
> * controller may be using the main oscillator.
> */
> - case PM_SUSPEND_MEM:
> + case PM_SUSPEND_PLATFORM_DEEP:
> /*
> * Ensure that clocks are in a valid state.
> */
> @@ -259,7 +259,7 @@ static int at91_pm_enter(suspend_state_t
> * But otherwise it's identical to PM_SUSPEND_ON: cpu idle, and
> * nothing fancy done with main or cpu clocks.
> */
> - case PM_SUSPEND_STANDBY:
> + case PM_SUSPEND_PLATFORM_SHALLOW:
> /*
> * NOTE: the Wait-for-Interrupt instruction needs to be
> * in icache so no SDRAM accesses are needed until the
> Index: linux-pm/arch/arm/mach-davinci/pm.c
> ===================================================================
> --- linux-pm.orig/arch/arm/mach-davinci/pm.c
> +++ linux-pm/arch/arm/mach-davinci/pm.c
> @@ -101,8 +101,8 @@ static int davinci_pm_enter(suspend_stat
> int ret = 0;
>
> switch (state) {
> - case PM_SUSPEND_STANDBY:
> - case PM_SUSPEND_MEM:
> + case PM_SUSPEND_PLATFORM_SHALLOW:
> + case PM_SUSPEND_PLATFORM_DEEP:
> davinci_pm_suspend();
> break;
> default:
> @@ -114,7 +114,7 @@ static int davinci_pm_enter(suspend_stat
>
> static const struct platform_suspend_ops davinci_pm_ops = {
> .enter = davinci_pm_enter,
> - .valid = suspend_valid_only_mem,
> + .valid = suspend_valid_only_platform_deep,
> };
>
> static int __init davinci_pm_probe(struct platform_device *pdev)
> Index: linux-pm/arch/arm/mach-imx/mach-mx31ads.c
> ===================================================================
> --- linux-pm.orig/arch/arm/mach-imx/mach-mx31ads.c
> +++ linux-pm/arch/arm/mach-imx/mach-mx31ads.c
> @@ -275,7 +275,7 @@ static struct regulator_init_data sw1a_d
> .mode = REGULATOR_MODE_NORMAL,
> .enabled = 1,
> },
> - .initial_state = PM_SUSPEND_MEM,
> + .initial_state = PM_SUSPEND_PLATFORM_DEEP,
> .always_on = 1,
> .boot_on = 1,
> },
> @@ -294,7 +294,7 @@ static struct regulator_init_data viohi_
> .mode = REGULATOR_MODE_NORMAL,
> .enabled = 1,
> },
> - .initial_state = PM_SUSPEND_MEM,
> + .initial_state = PM_SUSPEND_PLATFORM_DEEP,
> .always_on = 1,
> .boot_on = 1,
> },
> @@ -311,7 +311,7 @@ static struct regulator_init_data violo_
> .mode = REGULATOR_MODE_NORMAL,
> .enabled = 1,
> },
> - .initial_state = PM_SUSPEND_MEM,
> + .initial_state = PM_SUSPEND_PLATFORM_DEEP,
> .always_on = 1,
> .boot_on = 1,
> },
> @@ -335,7 +335,7 @@ static struct regulator_init_data sw2a_d
> },
> .always_on = 1,
> .boot_on = 1,
> - .initial_state = PM_SUSPEND_MEM,
> + .initial_state = PM_SUSPEND_PLATFORM_DEEP,
> },
> };
>
> Index: linux-pm/arch/arm/mach-imx/pm-imx27.c
> ===================================================================
> --- linux-pm.orig/arch/arm/mach-imx/pm-imx27.c
> +++ linux-pm/arch/arm/mach-imx/pm-imx27.c
> @@ -17,7 +17,7 @@ static int mx27_suspend_enter(suspend_st
> {
> u32 cscr;
> switch (state) {
> - case PM_SUSPEND_MEM:
> + case PM_SUSPEND_PLATFORM_DEEP:
> /* Clear MPEN and SPEN to disable MPLL/SPLL */
> cscr = __raw_readl(MX27_IO_ADDRESS(MX27_CCM_BASE_ADDR));
> cscr &= 0xFFFFFFFC;
> @@ -34,7 +34,7 @@ static int mx27_suspend_enter(suspend_st
>
> static const struct platform_suspend_ops mx27_suspend_ops = {
> .enter = mx27_suspend_enter,
> - .valid = suspend_valid_only_mem,
> + .valid = suspend_valid_only_platform_deep,
> };
>
> static int __init mx27_pm_init(void)
> Index: linux-pm/arch/arm/mach-imx/pm-imx5.c
> ===================================================================
> --- linux-pm.orig/arch/arm/mach-imx/pm-imx5.c
> +++ linux-pm/arch/arm/mach-imx/pm-imx5.c
> @@ -26,9 +26,9 @@
> * The WAIT_UNCLOCKED_POWER_OFF state only requires <= 500ns to exit.
> * This is also the lowest power state possible without affecting
> * non-cpu parts of the system. For these reasons, imx5 should default
> - * to always using this state for cpu idling. The PM_SUSPEND_STANDBY also
> - * uses this state and needs to take no action when registers remain
> confgiured
> - * for this state.
> + * to always using this state for cpu idling. The
> PM_SUSPEND_PLATFORM_SHALLOW
> + * also uses this state and needs to take no action when registers remain
> + * configured for this state.
> */
> #define IMX5_DEFAULT_CPU_IDLE_STATE WAIT_UNCLOCKED_POWER_OFF
>
> @@ -99,17 +99,17 @@ static void mx5_cpu_lp_set(enum mxc_cpu_
> static int mx5_suspend_enter(suspend_state_t state)
> {
> switch (state) {
> - case PM_SUSPEND_MEM:
> + case PM_SUSPEND_PLATFORM_DEEP:
> mx5_cpu_lp_set(STOP_POWER_OFF);
> break;
> - case PM_SUSPEND_STANDBY:
> + case PM_SUSPEND_PLATFORM_SHALLOW:
> /* DEFAULT_IDLE_STATE already configured */
> break;
> default:
> return -EINVAL;
> }
>
> - if (state == PM_SUSPEND_MEM) {
> + if (state == PM_SUSPEND_PLATFORM_DEEP) {
> local_flush_tlb_all();
> flush_cache_all();
>
> Index: linux-pm/arch/arm/mach-imx/pm-imx6.c
> ===================================================================
> --- linux-pm.orig/arch/arm/mach-imx/pm-imx6.c
> +++ linux-pm/arch/arm/mach-imx/pm-imx6.c
> @@ -314,7 +314,7 @@ static int imx6q_suspend_finish(unsigned
> static int imx6q_pm_enter(suspend_state_t state)
> {
> switch (state) {
> - case PM_SUSPEND_MEM:
> + case PM_SUSPEND_PLATFORM_DEEP:
> imx6q_set_lpm(STOP_POWER_OFF);
> imx6q_enable_wb(true);
> /*
> @@ -345,7 +345,7 @@ static int imx6q_pm_enter(suspend_state_
>
> static const struct platform_suspend_ops imx6q_pm_ops = {
> .enter = imx6q_pm_enter,
> - .valid = suspend_valid_only_mem,
> + .valid = suspend_valid_only_platform_deep,
> };
>
> void __init imx6q_pm_set_ccm_base(void __iomem *base)
> Index: linux-pm/arch/arm/mach-mmp/pm-mmp2.c
> ===================================================================
> --- linux-pm.orig/arch/arm/mach-mmp/pm-mmp2.c
> +++ linux-pm/arch/arm/mach-mmp/pm-mmp2.c
> @@ -203,7 +203,8 @@ static void mmp2_pm_finish(void)
>
> static int mmp2_pm_valid(suspend_state_t state)
> {
> - return ((state == PM_SUSPEND_STANDBY) || (state == PM_SUSPEND_MEM));
> + return state == PM_SUSPEND_PLATFORM_SHALLOW
> + || state == PM_SUSPEND_PLATFORM_DEEP;
> }
>
> /*
> Index: linux-pm/arch/arm/mach-mmp/pm-pxa910.c
> ===================================================================
> --- linux-pm.orig/arch/arm/mach-mmp/pm-pxa910.c
> +++ linux-pm/arch/arm/mach-mmp/pm-pxa910.c
> @@ -240,7 +240,8 @@ static void pxa910_pm_finish(void)
>
> static int pxa910_pm_valid(suspend_state_t state)
> {
> - return ((state == PM_SUSPEND_STANDBY) || (state == PM_SUSPEND_MEM));
> + return state == PM_SUSPEND_PLATFORM_SHALLOW
> + || (state == PM_SUSPEND_PLATFORM_DEEP;
> }
>
> static const struct platform_suspend_ops pxa910_pm_ops = {
> Index: linux-pm/arch/arm/mach-mxs/pm.c
> ===================================================================
> --- linux-pm.orig/arch/arm/mach-mxs/pm.c
> +++ linux-pm/arch/arm/mach-mxs/pm.c
> @@ -20,7 +20,7 @@
> static int mxs_suspend_enter(suspend_state_t state)
> {
> switch (state) {
> - case PM_SUSPEND_MEM:
> + case PM_SUSPEND_PLATFORM_DEEP:
> cpu_do_idle();
> break;
>
> @@ -32,7 +32,7 @@ static int mxs_suspend_enter(suspend_sta
>
> static struct platform_suspend_ops mxs_suspend_ops = {
> .enter = mxs_suspend_enter,
> - .valid = suspend_valid_only_mem,
> + .valid = suspend_valid_only_platform_deep,
> };
>
> void __init mxs_pm_init(void)
> Index: linux-pm/arch/arm/mach-omap1/pm.c
> ===================================================================
> --- linux-pm.orig/arch/arm/mach-omap1/pm.c
> +++ linux-pm/arch/arm/mach-omap1/pm.c
> @@ -589,8 +589,8 @@ static int omap_pm_enter(suspend_state_t
> {
> switch (state)
> {
> - case PM_SUSPEND_STANDBY:
> - case PM_SUSPEND_MEM:
> + case PM_SUSPEND_PLATFORM_SHALLOW:
> + case PM_SUSPEND_PLATFORM_DEEP:
> omap1_pm_suspend();
> break;
> default:
> @@ -630,7 +630,7 @@ static const struct platform_suspend_ops
> .prepare = omap_pm_prepare,
> .enter = omap_pm_enter,
> .finish = omap_pm_finish,
> - .valid = suspend_valid_only_mem,
> + .valid = suspend_valid_only_platform_deep,
> };
>
> static int __init omap_pm_init(void)
> Index: linux-pm/arch/arm/mach-omap2/pm.c
> ===================================================================
> --- linux-pm.orig/arch/arm/mach-omap2/pm.c
> +++ linux-pm/arch/arm/mach-omap2/pm.c
> @@ -207,8 +207,8 @@ static int omap_pm_enter(suspend_state_t
> return -ENOENT; /* XXX doublecheck */
>
> switch (suspend_state) {
> - case PM_SUSPEND_STANDBY:
> - case PM_SUSPEND_MEM:
> + case PM_SUSPEND_PLATFORM_SHALLOW:
> + case PM_SUSPEND_PLATFORM_DEEP:
> ret = omap_pm_suspend();
> break;
> default:
> @@ -242,7 +242,7 @@ static const struct platform_suspend_ops
> .end = omap_pm_end,
> .enter = omap_pm_enter,
> .finish = omap_pm_finish,
> - .valid = suspend_valid_only_mem,
> + .valid = suspend_valid_only_platform_deep,
> };
>
> /**
> Index: linux-pm/arch/arm/mach-prima2/pm.c
> ===================================================================
> --- linux-pm.orig/arch/arm/mach-prima2/pm.c
> +++ linux-pm/arch/arm/mach-prima2/pm.c
> @@ -68,7 +68,7 @@ static int sirfsoc_pre_suspend_power_off
> static int sirfsoc_pm_enter(suspend_state_t state)
> {
> switch (state) {
> - case PM_SUSPEND_MEM:
> + case PM_SUSPEND_PLATFORM_DEEP:
> sirfsoc_pre_suspend_power_off();
>
> outer_disable();
> @@ -84,7 +84,7 @@ static int sirfsoc_pm_enter(suspend_stat
>
> static const struct platform_suspend_ops sirfsoc_pm_ops = {
> .enter = sirfsoc_pm_enter,
> - .valid = suspend_valid_only_mem,
> + .valid = suspend_valid_only_platform_deep,
> };
>
> static const struct of_device_id pwrc_ids[] = {
> Index: linux-pm/arch/arm/mach-pxa/pxa25x.c
> ===================================================================
> --- linux-pm.orig/arch/arm/mach-pxa/pxa25x.c
> +++ linux-pm/arch/arm/mach-pxa/pxa25x.c
> @@ -251,7 +251,7 @@ static void pxa25x_cpu_pm_enter(suspend_
> RCSR = RCSR_HWR | RCSR_WDR | RCSR_SMR | RCSR_GPR;
>
> switch (state) {
> - case PM_SUSPEND_MEM:
> + case PM_SUSPEND_PLATFORM_DEEP:
> cpu_suspend(PWRMODE_SLEEP, pxa25x_finish_suspend);
> break;
> }
> @@ -272,7 +272,7 @@ static void pxa25x_cpu_pm_finish(void)
>
> static struct pxa_cpu_pm_fns pxa25x_cpu_pm_fns = {
> .save_count = SLEEP_SAVE_COUNT,
> - .valid = suspend_valid_only_mem,
> + .valid = suspend_valid_only_platform_deep,
> .save = pxa25x_cpu_pm_save,
> .restore = pxa25x_cpu_pm_restore,
> .enter = pxa25x_cpu_pm_enter,
> Index: linux-pm/arch/arm/mach-pxa/pxa27x.c
> ===================================================================
> --- linux-pm.orig/arch/arm/mach-pxa/pxa27x.c
> +++ linux-pm/arch/arm/mach-pxa/pxa27x.c
> @@ -247,7 +247,8 @@ static struct clk_lookup pxa27x_clkregs[
> #define RESTORE(x) x = sleep_save[SLEEP_SAVE_##x]
>
> /*
> - * allow platforms to override default PWRMODE setting used for
> PM_SUSPEND_MEM
> + * allow platforms to override default PWRMODE setting used for
> + * PM_SUSPEND_PLATFORM_DEEP
> */
> static unsigned int pwrmode = PWRMODE_SLEEP;
>
> @@ -312,10 +313,10 @@ void pxa27x_cpu_pm_enter(suspend_state_t
> RCSR = RCSR_HWR | RCSR_WDR | RCSR_SMR | RCSR_GPR;
>
> switch (state) {
> - case PM_SUSPEND_STANDBY:
> + case PM_SUSPEND_PLATFORM_SHALLOW:
> pxa_cpu_standby();
> break;
> - case PM_SUSPEND_MEM:
> + case PM_SUSPEND_PLATFORM_DEEP:
> cpu_suspend(pwrmode, pxa27x_finish_suspend);
> #ifndef CONFIG_IWMMXT
> asm volatile("mar acc0, %Q0, %R0" : "=r" (acc0));
> @@ -326,7 +327,8 @@ void pxa27x_cpu_pm_enter(suspend_state_t
>
> static int pxa27x_cpu_pm_valid(suspend_state_t state)
> {
> - return state == PM_SUSPEND_MEM || state == PM_SUSPEND_STANDBY;
> + return state == PM_SUSPEND_PLATFORM_DEEP
> + || state == PM_SUSPEND_PLATFORM_SHALLOW;
> }
>
> static int pxa27x_cpu_pm_prepare(void)
> Index: linux-pm/arch/arm/mach-pxa/pxa3xx.c
> ===================================================================
> --- linux-pm.orig/arch/arm/mach-pxa/pxa3xx.c
> +++ linux-pm/arch/arm/mach-pxa/pxa3xx.c
> @@ -196,11 +196,11 @@ static void pxa3xx_cpu_pm_enter(suspend_
> }
>
> switch (state) {
> - case PM_SUSPEND_STANDBY:
> + case PM_SUSPEND_PLATFORM_SHALLOW:
> pxa3xx_cpu_standby(PXA3xx_PM_S0D2C2);
> break;
>
> - case PM_SUSPEND_MEM:
> + case PM_SUSPEND_PLATFORM_DEEP:
> pxa3xx_cpu_pm_suspend();
> break;
> }
> @@ -208,7 +208,8 @@ static void pxa3xx_cpu_pm_enter(suspend_
>
> static int pxa3xx_cpu_pm_valid(suspend_state_t state)
> {
> - return state == PM_SUSPEND_MEM || state == PM_SUSPEND_STANDBY;
> + return state == PM_SUSPEND_PLATFORM_DEEP
> + || state == PM_SUSPEND_PLATFORM_SHALLOW;
> }
>
> static struct pxa_cpu_pm_fns pxa3xx_cpu_pm_fns = {
> Index: linux-pm/arch/arm/mach-pxa/z2.c
> ===================================================================
> --- linux-pm.orig/arch/arm/mach-pxa/z2.c
> +++ linux-pm/arch/arm/mach-pxa/z2.c
> @@ -691,7 +691,7 @@ static void z2_power_off(void)
> PSPR = 0x0;
> local_irq_disable();
> pxa27x_set_pwrmode(PWRMODE_DEEPSLEEP);
> - pxa27x_cpu_pm_enter(PM_SUSPEND_MEM);
> + pxa27x_cpu_pm_enter(PM_SUSPEND_PLATFORM_DEEP);
> }
> #else
> #define z2_power_off NULL
> Index: linux-pm/arch/arm/mach-s3c64xx/mach-smdk6410.c
> ===================================================================
> --- linux-pm.orig/arch/arm/mach-s3c64xx/mach-smdk6410.c
> +++ linux-pm/arch/arm/mach-s3c64xx/mach-smdk6410.c
> @@ -428,7 +428,7 @@ static struct regulator_init_data wm8350
> .mode = REGULATOR_MODE_NORMAL,
> .enabled = 1,
> },
> - .initial_state = PM_SUSPEND_MEM,
> + .initial_state = PM_SUSPEND_PLATFORM_DEEP,
> },
> };
>
> Index: linux-pm/arch/arm/mach-ux500/pm.c
> ===================================================================
> --- linux-pm.orig/arch/arm/mach-ux500/pm.c
> +++ linux-pm/arch/arm/mach-ux500/pm.c
> @@ -164,7 +164,8 @@ static int ux500_suspend_enter(suspend_s
>
> static int ux500_suspend_valid(suspend_state_t state)
> {
> - return state == PM_SUSPEND_MEM || state == PM_SUSPEND_STANDBY;
> + return state == PM_SUSPEND_PLATFORM_DEEP
> + || state == PM_SUSPEND_PLATFORM_SHALLOW;
> }
>
> static const struct platform_suspend_ops ux500_suspend_ops = {
> Index: linux-pm/arch/avr32/mach-at32ap/pm.c
> ===================================================================
> --- linux-pm.orig/arch/avr32/mach-at32ap/pm.c
> +++ linux-pm/arch/avr32/mach-at32ap/pm.c
> @@ -100,8 +100,8 @@ static int avr32_pm_valid_state(suspend_
> {
> switch (state) {
> case PM_SUSPEND_ON:
> - case PM_SUSPEND_STANDBY:
> - case PM_SUSPEND_MEM:
> + case PM_SUSPEND_PLATFORM_SHALLOW:
> + case PM_SUSPEND_PLATFORM_DEEP:
> return 1;
>
> default:
> @@ -116,7 +116,7 @@ static int avr32_pm_enter(suspend_state_
> void *sram;
>
> switch (state) {
> - case PM_SUSPEND_STANDBY:
> + case PM_SUSPEND_PLATFORM_SHALLOW:
> sram = avr32_pm_map_sram();
>
> /* Switch to in-sram exception handlers */
> @@ -138,7 +138,7 @@ static int avr32_pm_enter(suspend_state_
> avr32_pm_unmap_sram();
> break;
>
> - case PM_SUSPEND_MEM:
> + case PM_SUSPEND_PLATFORM_DEEP:
> sram = avr32_pm_map_sram();
>
> /* Switch to in-sram exception handlers */
> Index: linux-pm/arch/blackfin/mach-common/pm.c
> ===================================================================
> --- linux-pm.orig/arch/blackfin/mach-common/pm.c
> +++ linux-pm/arch/blackfin/mach-common/pm.c
> @@ -32,7 +32,7 @@ void bfin_pm_suspend_standby_enter(void)
> #endif
>
> #ifdef CONFIG_BF60x
> - bfin_cpu_pm->enter(PM_SUSPEND_STANDBY);
> + bfin_cpu_pm->enter(PM_SUSPEND_PLATFORM_SHALLOW);
> #else
> # ifdef CONFIG_PM_BFIN_SLEEP_DEEPER
> sleep_deeper(bfin_sic_iwr[0], bfin_sic_iwr[1], bfin_sic_iwr[2]);
> @@ -188,7 +188,7 @@ int bfin_pm_suspend_mem_enter(void)
> #ifndef CONFIG_BF60x
> do_hibernate(wakeup | vr_wakeup); /* See you later! */
> #else
> - bfin_cpu_pm->enter(PM_SUSPEND_MEM);
> + bfin_cpu_pm->enter(PM_SUSPEND_PLATFORM_DEEP);
> #endif
>
> bf53x_resume_l1_mem(memptr);
> @@ -214,7 +214,7 @@ int bfin_pm_suspend_mem_enter(void)
> */
> static int bfin_pm_valid(suspend_state_t state)
> {
> - return (state == PM_SUSPEND_STANDBY
> + return (state == PM_SUSPEND_PLATFORM_SHALLOW
> #if !(defined(BF533_FAMILY) || defined(CONFIG_BF561))
> /*
> * On BF533/2/1:
> @@ -229,7 +229,7 @@ static int bfin_pm_valid(suspend_state_t
> * start losing its contents.
> * An external HW workaround is possible using logic gates.
> */
> - || state == PM_SUSPEND_MEM
> + || state == PM_SUSPEND_PLATFORM_DEEP
> #endif
> );
> }
> @@ -242,10 +242,10 @@ static int bfin_pm_valid(suspend_state_t
> static int bfin_pm_enter(suspend_state_t state)
> {
> switch (state) {
> - case PM_SUSPEND_STANDBY:
> + case PM_SUSPEND_PLATFORM_SHALLOW:
> bfin_pm_suspend_standby_enter();
> break;
> - case PM_SUSPEND_MEM:
> + case PM_SUSPEND_PLATFORM_DEEP:
> bfin_pm_suspend_mem_enter();
> break;
> default:
> Index: linux-pm/arch/mips/loongson/common/pm.c
> ===================================================================
> --- linux-pm.orig/arch/mips/loongson/common/pm.c
> +++ linux-pm/arch/mips/loongson/common/pm.c
> @@ -138,8 +138,8 @@ static int loongson_pm_valid_state(suspe
> {
> switch (state) {
> case PM_SUSPEND_ON:
> - case PM_SUSPEND_STANDBY:
> - case PM_SUSPEND_MEM:
> + case PM_SUSPEND_PLATFORM_SHALLOW:
> + case PM_SUSPEND_PLATFORM_DEEP:
> return 1;
>
> default:
> Index: linux-pm/arch/powerpc/platforms/52xx/lite5200_pm.c
> ===================================================================
> --- linux-pm.orig/arch/powerpc/platforms/52xx/lite5200_pm.c
> +++ linux-pm/arch/powerpc/platforms/52xx/lite5200_pm.c
> @@ -24,8 +24,8 @@ static suspend_state_t lite5200_pm_targe
> static int lite5200_pm_valid(suspend_state_t state)
> {
> switch (state) {
> - case PM_SUSPEND_STANDBY:
> - case PM_SUSPEND_MEM:
> + case PM_SUSPEND_PLATFORM_SHALLOW:
> + case PM_SUSPEND_PLATFORM_DEEP:
> return 1;
> default:
> return 0;
> @@ -55,10 +55,10 @@ static int lite5200_pm_prepare(void)
> const u32 *regaddr_p;
>
> /* deep sleep? let mpc52xx code handle that */
> - if (lite5200_pm_target_state == PM_SUSPEND_STANDBY)
> + if (lite5200_pm_target_state == PM_SUSPEND_PLATFORM_SHALLOW)
> return mpc52xx_pm_prepare();
>
> - if (lite5200_pm_target_state != PM_SUSPEND_MEM)
> + if (lite5200_pm_target_state != PM_SUSPEND_PLATFORM_DEEP)
> return -EINVAL;
>
> /* map registers */
> @@ -204,7 +204,7 @@ static void lite5200_restore_regs(void)
> static int lite5200_pm_enter(suspend_state_t state)
> {
> /* deep sleep? let mpc52xx code handle that */
> - if (state == PM_SUSPEND_STANDBY) {
> + if (state == PM_SUSPEND_PLATFORM_SHALLOW) {
> return mpc52xx_pm_enter(state);
> }
>
> @@ -224,7 +224,7 @@ static int lite5200_pm_enter(suspend_sta
> static void lite5200_pm_finish(void)
> {
> /* deep sleep? let mpc52xx code handle that */
> - if (lite5200_pm_target_state == PM_SUSPEND_STANDBY)
> + if (lite5200_pm_target_state == PM_SUSPEND_PLATFORM_SHALLOW)
> mpc52xx_pm_finish();
> }
>
> Index: linux-pm/arch/powerpc/platforms/83xx/suspend.c
> ===================================================================
> --- linux-pm.orig/arch/powerpc/platforms/83xx/suspend.c
> +++ linux-pm/arch/powerpc/platforms/83xx/suspend.c
> @@ -241,17 +241,18 @@ static void mpc83xx_suspend_end(void)
>
> static int mpc83xx_suspend_valid(suspend_state_t state)
> {
> - return state == PM_SUSPEND_STANDBY || state == PM_SUSPEND_MEM;
> + return state == PM_SUSPEND_PLATFORM_SHALLOW
> + || state == PM_SUSPEND_PLATFORM_DEEP;
> }
>
> static int mpc83xx_suspend_begin(suspend_state_t state)
> {
> switch (state) {
> - case PM_SUSPEND_STANDBY:
> + case PM_SUSPEND_PLATFORM_SHALLOW:
> deep_sleeping = 0;
> return 0;
>
> - case PM_SUSPEND_MEM:
> + case PM_SUSPEND_PLATFORM_DEEP:
> if (has_deep_sleep)
> deep_sleeping = 1;
>
> @@ -280,8 +281,8 @@ static int agent_thread_fn(void *data)
>
> wake_from_pci = 1;
>
> - pm_suspend(pci_pm_state == 3 ? PM_SUSPEND_MEM :
> - PM_SUSPEND_STANDBY);
> + pm_suspend(pci_pm_state == 3 ? PM_SUSPEND_PLATFORM_DEEP :
> + PM_SUSPEND_PLATFORM_SHALLOW);
>
> wake_from_pci = 0;
> }
> Index: linux-pm/arch/powerpc/platforms/pseries/suspend.c
> ===================================================================
> --- linux-pm.orig/arch/powerpc/platforms/pseries/suspend.c
> +++ linux-pm/arch/powerpc/platforms/pseries/suspend.c
> @@ -157,7 +157,7 @@ static ssize_t store_hibernate(struct de
> stream_id = simple_strtoul(buf, NULL, 16);
>
> do {
> - rc = pseries_suspend_begin(PM_SUSPEND_MEM);
> + rc = pseries_suspend_begin(PM_SUSPEND_PLATFORM_DEEP);
> if (rc == -EAGAIN)
> ssleep(1);
> } while (rc == -EAGAIN);
> @@ -174,7 +174,7 @@ static ssize_t store_hibernate(struct de
> }
>
> stop_topology_update();
> - rc = pm_suspend(PM_SUSPEND_MEM);
> + rc = pm_suspend(PM_SUSPEND_PLATFORM_DEEP);
> start_topology_update();
>
> /* Take down CPUs not online prior to suspend */
> @@ -223,7 +223,7 @@ static struct bus_type suspend_subsys =
> };
>
> static const struct platform_suspend_ops pseries_suspend_ops = {
> - .valid = suspend_valid_only_mem,
> + .valid = suspend_valid_only_platform_deep,
> .begin = pseries_suspend_begin,
> .prepare_late = pseries_prepare_late,
> .enter = pseries_suspend_enter,
> Index: linux-pm/arch/powerpc/sysdev/ppc4xx_cpm.c
> ===================================================================
> --- linux-pm.orig/arch/powerpc/sysdev/ppc4xx_cpm.c
> +++ linux-pm/arch/powerpc/sysdev/ppc4xx_cpm.c
> @@ -202,9 +202,9 @@ static void cpm_idle(void)
> static int cpm_suspend_valid(suspend_state_t state)
> {
> switch (state) {
> - case PM_SUSPEND_STANDBY:
> + case PM_SUSPEND_PLATFORM_SHALLOW:
> return !!cpm.standby;
> - case PM_SUSPEND_MEM:
> + case PM_SUSPEND_PLATFORM_DEEP:
> return !!cpm.suspend;
> default:
> return 0;
> @@ -229,10 +229,10 @@ static void cpm_suspend_standby(unsigned
> static int cpm_suspend_enter(suspend_state_t state)
> {
> switch (state) {
> - case PM_SUSPEND_STANDBY:
> + case PM_SUSPEND_PLATFORM_SHALLOW:
> cpm_suspend_standby(cpm.standby);
> break;
> - case PM_SUSPEND_MEM:
> + case PM_SUSPEND_PLATFORM_DEEP:
> cpm_suspend_standby(cpm.suspend);
> break;
> }
> Index: linux-pm/arch/unicore32/kernel/puv3-core.c
> ===================================================================
> --- linux-pm.orig/arch/unicore32/kernel/puv3-core.c
> +++ linux-pm/arch/unicore32/kernel/puv3-core.c
> @@ -208,7 +208,7 @@ static void puv3_cpu_pm_enter(suspend_st
> /* case PM_SUSPEND_ON:
> puv3_cpu_idle();
> break; */
> - case PM_SUSPEND_MEM:
> + case PM_SUSPEND_PLATFORM_DEEP:
> puv3_cpu_pm_prepare();
> puv3_cpu_suspend(PM_PMCR_SFB);
> break;
> @@ -217,7 +217,7 @@ static void puv3_cpu_pm_enter(suspend_st
>
> static int puv3_cpu_pm_valid(suspend_state_t state)
> {
> - return state == PM_SUSPEND_MEM;
> + return state == PM_SUSPEND_PLATFORM_DEEP;
> }
>
> static void puv3_cpu_pm_finish(void)
> Index: linux-pm/arch/x86/platform/olpc/olpc-xo1-pm.c
> ===================================================================
> --- linux-pm.orig/arch/x86/platform/olpc/olpc-xo1-pm.c
> +++ linux-pm/arch/x86/platform/olpc/olpc-xo1-pm.c
> @@ -54,7 +54,7 @@ static int xo1_power_state_enter(suspend
> unsigned long saved_sci_mask;
>
> /* Only STR is supported */
> - if (pm_state != PM_SUSPEND_MEM)
> + if (pm_state != PM_SUSPEND_PLATFORM_DEEP)
> return -EINVAL;
>
> /*
> @@ -113,7 +113,7 @@ static void xo1_power_off(void)
> static int xo1_power_state_valid(suspend_state_t pm_state)
> {
> /* suspend-to-RAM only */
> - return pm_state == PM_SUSPEND_MEM;
> + return pm_state == PM_SUSPEND_PLATFORM_DEEP;
> }
>
> static const struct platform_suspend_ops xo1_suspend_ops = {
> Index: linux-pm/drivers/acpi/sleep.c
> ===================================================================
> --- linux-pm.orig/drivers/acpi/sleep.c
> +++ linux-pm/drivers/acpi/sleep.c
> @@ -459,8 +459,8 @@ static inline void acpi_sleep_dmi_check(
> #ifdef CONFIG_SUSPEND
> static u32 acpi_suspend_states[] = {
> [PM_SUSPEND_ON] = ACPI_STATE_S0,
> - [PM_SUSPEND_STANDBY] = ACPI_STATE_S1,
> - [PM_SUSPEND_MEM] = ACPI_STATE_S3,
> + [PM_SUSPEND_PLATFORM_SHALLOW] = ACPI_STATE_S1,
> + [PM_SUSPEND_PLATFORM_DEEP] = ACPI_STATE_S3,
> [PM_SUSPEND_MAX] = ACPI_STATE_S5
> };
>
> @@ -567,8 +567,8 @@ static int acpi_suspend_state_valid(susp
>
> switch (pm_state) {
> case PM_SUSPEND_ON:
> - case PM_SUSPEND_STANDBY:
> - case PM_SUSPEND_MEM:
> + case PM_SUSPEND_PLATFORM_SHALLOW:
> + case PM_SUSPEND_PLATFORM_DEEP:
> acpi_state = acpi_suspend_states[pm_state];
>
> return sleep_states[acpi_state];
> @@ -615,20 +615,20 @@ static const struct platform_suspend_ops
> .recover = acpi_pm_finish,
> };
>
> -static int acpi_freeze_begin(void)
> +static int acpi_idle_sleep_begin(void)
> {
> acpi_scan_lock_acquire();
> return 0;
> }
>
> -static void acpi_freeze_end(void)
> +static void acpi_idle_sleep_end(void)
> {
> acpi_scan_lock_release();
> }
>
> -static const struct platform_freeze_ops acpi_freeze_ops = {
> - .begin = acpi_freeze_begin,
> - .end = acpi_freeze_end,
> +static const struct platform_idle_sleep_ops acpi_idle_sleep_ops = {
> + .begin = acpi_idle_sleep_begin,
> + .end = acpi_idle_sleep_end,
> };
>
> static void acpi_sleep_suspend_setup(void)
> @@ -641,7 +641,7 @@ static void acpi_sleep_suspend_setup(voi
>
> suspend_set_ops(old_suspend_ordering ?
> &acpi_suspend_ops_old : &acpi_suspend_ops);
> - freeze_set_ops(&acpi_freeze_ops);
> + idle_sleep_set_ops(&acpi_idle_sleep_ops);
> }
>
> #else /* !CONFIG_SUSPEND */
> @@ -787,8 +787,8 @@ static inline void acpi_sleep_hibernate_
> int acpi_suspend(u32 acpi_state)
> {
> suspend_state_t states[] = {
> - [1] = PM_SUSPEND_STANDBY,
> - [3] = PM_SUSPEND_MEM,
> + [1] = PM_SUSPEND_PLATFORM_SHALLOW,
> + [3] = PM_SUSPEND_PLATFORM_DEEP,
> [5] = PM_SUSPEND_MAX
> };
>
> Index: linux-pm/drivers/char/apm-emulation.c
> ===================================================================
> --- linux-pm.orig/drivers/char/apm-emulation.c
> +++ linux-pm/drivers/char/apm-emulation.c
> @@ -317,7 +317,7 @@ apm_ioctl(struct file *filp, u_int cmd,
> * Just invoke pm_suspend(), we'll handle it from
> * there via the notifier.
> */
> - as->suspend_result = pm_suspend(PM_SUSPEND_MEM);
> + as->suspend_result =
> pm_suspend(PM_SUSPEND_PLATFORM_DEEP);
> }
>
> mutex_lock(&state_lock);
> @@ -511,12 +511,12 @@ static int kapmd(void *arg)
>
> case APM_USER_SUSPEND:
> case APM_SYS_SUSPEND:
> - pm_suspend(PM_SUSPEND_MEM);
> + pm_suspend(PM_SUSPEND_PLATFORM_DEEP);
> break;
>
> case APM_CRITICAL_SUSPEND:
> atomic_inc(&userspace_notification_inhibit);
> - pm_suspend(PM_SUSPEND_MEM);
> + pm_suspend(PM_SUSPEND_PLATFORM_DEEP);
> atomic_dec(&userspace_notification_inhibit);
> break;
> }
> Index: linux-pm/drivers/macintosh/via-pmu.c
> ===================================================================
> --- linux-pm.orig/drivers/macintosh/via-pmu.c
> +++ linux-pm/drivers/macintosh/via-pmu.c
> @@ -2255,7 +2255,7 @@ static void pmac_suspend_enable_irqs(voi
>
> static int pmu_sleep_valid(suspend_state_t state)
> {
> - return state == PM_SUSPEND_MEM
> + return state == PM_SUSPEND_PLATFORM_DEEP
> && (pmac_call_feature(PMAC_FTR_SLEEP_STATE, NULL, 0, -1) >= 0);
> }
>
> @@ -2288,7 +2288,7 @@ static int pmu_ioctl(struct file *filp,
> case PMU_IOC_SLEEP:
> if (!capable(CAP_SYS_ADMIN))
> return -EACCES;
> - return pm_suspend(PM_SUSPEND_MEM);
> + return pm_suspend(PM_SUSPEND_PLATFORM_DEEP);
> case PMU_IOC_CAN_SLEEP:
> if (pmac_call_feature(PMAC_FTR_SLEEP_STATE, NULL, 0, -1) < 0)
> return put_user(0, argp);
> Index: linux-pm/drivers/regulator/core.c
> ===================================================================
> --- linux-pm.orig/drivers/regulator/core.c
> +++ linux-pm/drivers/regulator/core.c
> @@ -756,10 +756,10 @@ static int suspend_prepare(struct regula
> return -EINVAL;
>
> switch (state) {
> - case PM_SUSPEND_STANDBY:
> + case PM_SUSPEND_PLATFORM_SHALLOW:
> return suspend_set_state(rdev,
> &rdev->constraints->state_standby);
> - case PM_SUSPEND_MEM:
> + case PM_SUSPEND_PLATFORM_DEEP:
> return suspend_set_state(rdev,
> &rdev->constraints->state_mem);
> case PM_SUSPEND_MAX:
> Index: linux-pm/include/linux/suspend.h
> ===================================================================
> --- linux-pm.orig/include/linux/suspend.h
> +++ linux-pm/include/linux/suspend.h
> @@ -34,10 +34,10 @@ static inline void pm_restore_console(vo
> typedef int __bitwise suspend_state_t;
>
> #define PM_SUSPEND_ON ((__force suspend_state_t) 0)
> -#define PM_SUSPEND_FREEZE ((__force suspend_state_t) 1)
> -#define PM_SUSPEND_STANDBY ((__force suspend_state_t) 2)
> -#define PM_SUSPEND_MEM ((__force suspend_state_t) 3)
> -#define PM_SUSPEND_MIN PM_SUSPEND_FREEZE
> +#define PM_SUSPEND_IDLE_SLEEP ((__force suspend_state_t) 1)
> +#define PM_SUSPEND_PLATFORM_SHALLOW ((__force suspend_state_t) 2)
> +#define PM_SUSPEND_PLATFORM_DEEP ((__force suspend_state_t) 3)
> +#define PM_SUSPEND_MIN PM_SUSPEND_IDLE_SLEEP
> #define PM_SUSPEND_MAX ((__force suspend_state_t) 4)
>
> enum suspend_stat_step {
> @@ -105,8 +105,8 @@ static inline void dpm_save_failed_step(
> * Valid (ie. supported) states are advertised in /sys/power/state. Note
> * that it still may be impossible to enter given system sleep state if the
> * conditions aren't right.
> - * There is the %suspend_valid_only_mem function available that can be
> - * assigned to this if the platform only supports mem sleep.
> + * There is the %suspend_valid_only_platform_deep function available that
> + * can be assigned to this if the platform only supports mem sleep.
> *
> * @begin: Initialise a transition to given system sleep state.
> * @begin() is executed right prior to suspending devices. The information
> @@ -187,7 +187,7 @@ struct platform_suspend_ops {
> void (*recover)(void);
> };
>
> -struct platform_freeze_ops {
> +struct platform_idle_sleep_ops {
> int (*begin)(void);
> void (*end)(void);
> };
> @@ -198,9 +198,9 @@ struct platform_freeze_ops {
> * @ops: The new suspend operations to set.
> */
> extern void suspend_set_ops(const struct platform_suspend_ops *ops);
> -extern int suspend_valid_only_mem(suspend_state_t state);
> -extern void freeze_set_ops(const struct platform_freeze_ops *ops);
> -extern void freeze_wake(void);
> +extern int suspend_valid_only_platform_deep(suspend_state_t state);
> +extern void idle_sleep_set_ops(const struct platform_idle_sleep_ops *ops);
> +extern void idle_sleep_wake(void);
>
> /**
> * arch_suspend_disable_irqs - disable IRQs for suspend
> @@ -222,12 +222,12 @@ extern void arch_suspend_enable_irqs(voi
>
> extern int pm_suspend(suspend_state_t state);
> #else /* !CONFIG_SUSPEND */
> -#define suspend_valid_only_mem NULL
> +#define suspend_valid_only_platform_deep NULL
>
> static inline void suspend_set_ops(const struct platform_suspend_ops *ops) {}
> static inline int pm_suspend(suspend_state_t state) { return -ENOSYS; }
> -static inline void freeze_set_ops(const struct platform_freeze_ops *ops) {}
> -static inline void freeze_wake(void) {}
> +static inline void idle_sleep_set_ops(const struct platform_idle_sleep_ops
> *ops) {}
> +static inline void idle_sleep_wake(void) {}
> #endif /* !CONFIG_SUSPEND */
>
> /* struct pbe is used for creating lists of pages that should be restored
> Index: linux-pm/kernel/power/hibernate.c
> ===================================================================
> --- linux-pm.orig/kernel/power/hibernate.c
> +++ linux-pm/kernel/power/hibernate.c
> @@ -613,7 +613,7 @@ static void power_down(void)
> break;
> #ifdef CONFIG_SUSPEND
> case HIBERNATION_SUSPEND:
> - error = suspend_devices_and_enter(PM_SUSPEND_MEM);
> + error = suspend_devices_and_enter(PM_SUSPEND_PLATFORM_DEEP);
> if (error) {
> if (hibernation_ops)
> hibernation_mode = HIBERNATION_PLATFORM;
> Index: linux-pm/kernel/power/suspend_test.c
> ===================================================================
> --- linux-pm.orig/kernel/power/suspend_test.c
> +++ linux-pm/kernel/power/suspend_test.c
> @@ -91,13 +91,13 @@ static void __init test_wakealarm(struct
> return;
> }
>
> - if (state == PM_SUSPEND_MEM) {
> + if (state == PM_SUSPEND_PLATFORM_DEEP) {
> printk(info_test, pm_states[state]);
> status = pm_suspend(state);
> if (status == -ENODEV)
> - state = PM_SUSPEND_STANDBY;
> + state = PM_SUSPEND_PLATFORM_SHALLOW;
> }
> - if (state == PM_SUSPEND_STANDBY) {
> + if (state == PM_SUSPEND_PLATFORM_SHALLOW) {
> printk(info_test, pm_states[state]);
> status = pm_suspend(state);
> }
> Index: linux-pm/kernel/power/user.c
> ===================================================================
> --- linux-pm.orig/kernel/power/user.c
> +++ linux-pm/kernel/power/user.c
> @@ -337,7 +337,7 @@ static long snapshot_ioctl(struct file *
> * Tasks are frozen and the notifiers have been called with
> * PM_HIBERNATION_PREPARE
> */
> - error = suspend_devices_and_enter(PM_SUSPEND_MEM);
> + error = suspend_devices_and_enter(PM_SUSPEND_PLATFORM_DEEP);
> data->ready = false;
> break;
>
> Index: linux-pm/arch/arm/mach-kirkwood/pm.c
> ===================================================================
> --- linux-pm.orig/arch/arm/mach-kirkwood/pm.c
> +++ linux-pm/arch/arm/mach-kirkwood/pm.c
> @@ -48,7 +48,7 @@ static void kirkwood_low_power(void)
> static int kirkwood_suspend_enter(suspend_state_t state)
> {
> switch (state) {
> - case PM_SUSPEND_STANDBY:
> + case PM_SUSPEND_PLATFORM_SHALLOW:
> kirkwood_low_power();
> break;
> default:
> @@ -59,7 +59,7 @@ static int kirkwood_suspend_enter(suspen
>
> static int kirkwood_pm_valid_standby(suspend_state_t state)
> {
> - return state == PM_SUSPEND_STANDBY;
> + return state == PM_SUSPEND_PLATFORM_SHALLOW;
> }
>
> static const struct platform_suspend_ops kirkwood_suspend_ops = {
> Index: linux-pm/arch/arm/mach-mvebu/kirkwood-pm.c
> ===================================================================
> --- linux-pm.orig/arch/arm/mach-mvebu/kirkwood-pm.c
> +++ linux-pm/arch/arm/mach-mvebu/kirkwood-pm.c
> @@ -47,7 +47,7 @@ static void kirkwood_low_power(void)
> static int kirkwood_suspend_enter(suspend_state_t state)
> {
> switch (state) {
> - case PM_SUSPEND_STANDBY:
> + case PM_SUSPEND_PLATFORM_SHALLOW:
> kirkwood_low_power();
> break;
> default:
> @@ -58,7 +58,7 @@ static int kirkwood_suspend_enter(suspen
>
> static int kirkwood_pm_valid_standby(suspend_state_t state)
> {
> - return state == PM_SUSPEND_STANDBY;
> + return state == PM_SUSPEND_PLATFORM_SHALLOW;
> }
>
> static const struct platform_suspend_ops kirkwood_suspend_ops = {
> Index: linux-pm/arch/arm/mach-pxa/pm.c
> ===================================================================
> --- linux-pm.orig/arch/arm/mach-pxa/pm.c
> +++ linux-pm/arch/arm/mach-pxa/pm.c
> @@ -33,7 +33,7 @@ int pxa_pm_enter(suspend_state_t state)
> #endif
>
> /* skip registers saving for standby */
> - if (state != PM_SUSPEND_STANDBY && pxa_cpu_pm_fns->save) {
> + if (state != PM_SUSPEND_PLATFORM_SHALLOW && pxa_cpu_pm_fns->save) {
> pxa_cpu_pm_fns->save(sleep_save);
> /* before sleeping, calculate and save a checksum */
> for (i = 0; i < pxa_cpu_pm_fns->save_count - 1; i++)
> @@ -43,7 +43,7 @@ int pxa_pm_enter(suspend_state_t state)
> /* *** go zzz *** */
> pxa_cpu_pm_fns->enter(state);
>
> - if (state != PM_SUSPEND_STANDBY && pxa_cpu_pm_fns->restore) {
> + if (state != PM_SUSPEND_PLATFORM_SHALLOW && pxa_cpu_pm_fns->restore) {
> /* after sleeping, validate the checksum */
> for (i = 0; i < pxa_cpu_pm_fns->save_count - 1; i++)
> checksum += sleep_save[i];
> Index: linux-pm/arch/avr32/mach-at32ap/pm-at32ap700x.S
> ===================================================================
> --- linux-pm.orig/arch/avr32/mach-at32ap/pm-at32ap700x.S
> +++ linux-pm/arch/avr32/mach-at32ap/pm-at32ap700x.S
> @@ -97,7 +97,7 @@ pm_irq0:
> /*
> * void cpu_enter_standby(unsigned long sdramc_base)
> *
> - * Enter PM_SUSPEND_STANDBY mode. At this point, all drivers
> + * Enter PM_SUSPEND_PLATFORM_SHALLOW mode. At this point, all drivers
> * are suspended and interrupts are disabled. Interrupts
> * marked as 'wakeup' event sources may still come along and
> * get us out of here.
> Index: linux-pm/arch/blackfin/mach-bf609/pm.c
> ===================================================================
> --- linux-pm.orig/arch/blackfin/mach-bf609/pm.c
> +++ linux-pm/arch/blackfin/mach-bf609/pm.c
> @@ -264,7 +264,7 @@ void bf609_cpu_pm_enter(suspend_state_t
> if (error < 0)
> printk(KERN_DEBUG "Unable to get irq wake\n");
>
> - if (state == PM_SUSPEND_STANDBY)
> + if (state == PM_SUSPEND_PLATFORM_SHALLOW)
> bfin_deepsleep(wakeup, wakeup_pol);
> else {
> bfin_hibernate(wakeup, wakeup_pol);
> Index: linux-pm/arch/powerpc/platforms/52xx/mpc52xx_pm.c
> ===================================================================
> --- linux-pm.orig/arch/powerpc/platforms/52xx/mpc52xx_pm.c
> +++ linux-pm/arch/powerpc/platforms/52xx/mpc52xx_pm.c
> @@ -26,7 +26,7 @@ struct mpc52xx_suspend mpc52xx_suspend;
> static int mpc52xx_pm_valid(suspend_state_t state)
> {
> switch (state) {
> - case PM_SUSPEND_STANDBY:
> + case PM_SUSPEND_PLATFORM_SHALLOW:
> return 1;
> default:
> return 0;
> Index: linux-pm/arch/powerpc/sysdev/fsl_pmc.c
> ===================================================================
> --- linux-pm.orig/arch/powerpc/sysdev/fsl_pmc.c
> +++ linux-pm/arch/powerpc/sysdev/fsl_pmc.c
> @@ -50,7 +50,7 @@ static int pmc_suspend_enter(suspend_sta
>
> static int pmc_suspend_valid(suspend_state_t state)
> {
> - if (state != PM_SUSPEND_STANDBY)
> + if (state != PM_SUSPEND_PLATFORM_SHALLOW)
> return 0;
> return 1;
> }
> Index: linux-pm/arch/unicore32/kernel/pm.c
> ===================================================================
> --- linux-pm.orig/arch/unicore32/kernel/pm.c
> +++ linux-pm/arch/unicore32/kernel/pm.c
> @@ -31,7 +31,7 @@ int puv3_pm_enter(suspend_state_t state)
> int i;
>
> /* skip registers saving for standby */
> - if (state != PM_SUSPEND_STANDBY) {
> + if (state != PM_SUSPEND_PLATFORM_SHALLOW) {
> puv3_cpu_pm_fns->save(sleep_save);
> /* before sleeping, calculate and save a checksum */
> for (i = 0; i < puv3_cpu_pm_fns->save_count - 1; i++)
> @@ -47,7 +47,7 @@ int puv3_pm_enter(suspend_state_t state)
> #ifdef CONFIG_PCI
> pci_puv3_preinit();
> #endif
> - if (state != PM_SUSPEND_STANDBY) {
> + if (state != PM_SUSPEND_PLATFORM_SHALLOW) {
> /* after sleeping, validate the checksum */
> for (i = 0; i < puv3_cpu_pm_fns->save_count - 1; i++)
> checksum += sleep_save[i];
> Index: linux-pm/include/linux/pm.h
> ===================================================================
> --- linux-pm.orig/include/linux/pm.h
> +++ linux-pm/include/linux/pm.h
> @@ -670,8 +670,8 @@ struct dev_pm_domain {
> * during the suspend/resume cycle -- and can't issue wakeup events.
> *
> * More power-aware drivers may also use low power states at runtime as
> - * well as during system sleep states like PM_SUSPEND_STANDBY. They may
> - * be able to use wakeup events to exit from runtime low-power states,
> + * well as during system sleep states like PM_SUSPEND_PLATFORM_SHALLOW. They
> + * may be able to use wakeup events to exit from runtime low-power states,
> * or from system low-power states such as standby or suspend-to-RAM.
> */
>
> Index: linux-pm/arch/arm/mach-exynos/pm.c
> ===================================================================
> --- linux-pm.orig/arch/arm/mach-exynos/pm.c
> +++ linux-pm/arch/arm/mach-exynos/pm.c
> @@ -428,7 +428,7 @@ static const struct platform_suspend_ops
> .enter = exynos_suspend_enter,
> .prepare = exynos_suspend_prepare,
> .finish = exynos_suspend_finish,
> - .valid = suspend_valid_only_mem,
> + .valid = suspend_valid_only_platform_deep,
> };
>
> static int exynos_cpu_pm_notifier(struct notifier_block *self,
> Index: linux-pm/arch/arm/mach-highbank/pm.c
> ===================================================================
> --- linux-pm.orig/arch/arm/mach-highbank/pm.c
> +++ linux-pm/arch/arm/mach-highbank/pm.c
> @@ -46,7 +46,7 @@ static int highbank_pm_enter(suspend_sta
>
> static const struct platform_suspend_ops highbank_pm_ops = {
> .enter = highbank_pm_enter,
> - .valid = suspend_valid_only_mem,
> + .valid = suspend_valid_only_platform_deep,
> };
>
> void __init highbank_pm_init(void)
> Index: linux-pm/arch/arm/mach-lpc32xx/pm.c
> ===================================================================
> --- linux-pm.orig/arch/arm/mach-lpc32xx/pm.c
> +++ linux-pm/arch/arm/mach-lpc32xx/pm.c
> @@ -124,7 +124,7 @@ static int lpc32xx_pm_enter(suspend_stat
> }
>
> static const struct platform_suspend_ops lpc32xx_pm_ops = {
> - .valid = suspend_valid_only_mem,
> + .valid = suspend_valid_only_platform_deep,
> .enter = lpc32xx_pm_enter,
> };
>
> Index: linux-pm/arch/arm/mach-pxa/sharpsl_pm.c
> ===================================================================
> --- linux-pm.orig/arch/arm/mach-pxa/sharpsl_pm.c
> +++ linux-pm/arch/arm/mach-pxa/sharpsl_pm.c
> @@ -825,7 +825,7 @@ static const struct platform_suspend_ops
> .prepare = pxa_pm_prepare,
> .finish = pxa_pm_finish,
> .enter = corgi_pxa_pm_enter,
> - .valid = suspend_valid_only_mem,
> + .valid = suspend_valid_only_platform_deep,
> };
> #endif
>
> Index: linux-pm/arch/arm/mach-sa1100/pm.c
> ===================================================================
> --- linux-pm.orig/arch/arm/mach-sa1100/pm.c
> +++ linux-pm/arch/arm/mach-sa1100/pm.c
> @@ -115,7 +115,7 @@ static int sa11x0_pm_enter(suspend_state
>
> static const struct platform_suspend_ops sa11x0_pm_ops = {
> .enter = sa11x0_pm_enter,
> - .valid = suspend_valid_only_mem,
> + .valid = suspend_valid_only_platform_deep,
> };
>
> int __init sa11x0_pm_init(void)
> Index: linux-pm/arch/arm/mach-shmobile/suspend.c
> ===================================================================
> --- linux-pm.orig/arch/arm/mach-shmobile/suspend.c
> +++ linux-pm/arch/arm/mach-shmobile/suspend.c
> @@ -38,7 +38,7 @@ struct platform_suspend_ops shmobile_sus
> .begin = shmobile_suspend_begin,
> .end = shmobile_suspend_end,
> .enter = shmobile_suspend_default_enter,
> - .valid = suspend_valid_only_mem,
> + .valid = suspend_valid_only_platform_deep,
> };
>
> int __init shmobile_suspend_init(void)
> Index: linux-pm/arch/arm/mach-tegra/pm.c
> ===================================================================
> --- linux-pm.orig/arch/arm/mach-tegra/pm.c
> +++ linux-pm/arch/arm/mach-tegra/pm.c
> @@ -342,7 +342,7 @@ static int tegra_suspend_enter(suspend_s
> }
>
> static const struct platform_suspend_ops tegra_suspend_ops = {
> - .valid = suspend_valid_only_mem,
> + .valid = suspend_valid_only_platform_deep,
> .enter = tegra_suspend_enter,
> };
>
> Index: linux-pm/arch/arm/plat-samsung/pm.c
> ===================================================================
> --- linux-pm.orig/arch/arm/plat-samsung/pm.c
> +++ linux-pm/arch/arm/plat-samsung/pm.c
> @@ -209,7 +209,7 @@ static const struct platform_suspend_ops
> .enter = s3c_pm_enter,
> .prepare = s3c_pm_prepare,
> .finish = s3c_pm_finish,
> - .valid = suspend_valid_only_mem,
> + .valid = suspend_valid_only_platform_deep,
> };
>
> /* s3c_pm_init
> Index: linux-pm/arch/mips/alchemy/devboards/pm.c
> ===================================================================
> --- linux-pm.orig/arch/mips/alchemy/devboards/pm.c
> +++ linux-pm/arch/mips/alchemy/devboards/pm.c
> @@ -111,7 +111,7 @@ static void db1x_pm_end(void)
> }
>
> static const struct platform_suspend_ops db1x_pm_ops = {
> - .valid = suspend_valid_only_mem,
> + .valid = suspend_valid_only_platform_deep,
> .begin = db1x_pm_begin,
> .enter = db1x_pm_enter,
> .end = db1x_pm_end,
> Index: linux-pm/arch/mips/jz4740/pm.c
> ===================================================================
> --- linux-pm.orig/arch/mips/jz4740/pm.c
> +++ linux-pm/arch/mips/jz4740/pm.c
> @@ -40,7 +40,7 @@ static int jz4740_pm_enter(suspend_state
> }
>
> static const struct platform_suspend_ops jz4740_pm_ops = {
> - .valid = suspend_valid_only_mem,
> + .valid = suspend_valid_only_platform_deep,
> .enter = jz4740_pm_enter,
> };
>
> Index: linux-pm/arch/sh/boards/mach-hp6xx/pm.c
> ===================================================================
> --- linux-pm.orig/arch/sh/boards/mach-hp6xx/pm.c
> +++ linux-pm/arch/sh/boards/mach-hp6xx/pm.c
> @@ -146,7 +146,7 @@ static int hp6x0_pm_enter(suspend_state_
>
> static const struct platform_suspend_ops hp6x0_pm_ops = {
> .enter = hp6x0_pm_enter,
> - .valid = suspend_valid_only_mem,
> + .valid = suspend_valid_only_platform_deep,
> };
>
> static int __init hp6x0_pm_init(void)
> Index: linux-pm/arch/sh/kernel/cpu/shmobile/pm.c
> ===================================================================
> --- linux-pm.orig/arch/sh/kernel/cpu/shmobile/pm.c
> +++ linux-pm/arch/sh/kernel/cpu/shmobile/pm.c
> @@ -144,7 +144,7 @@ static int sh_pm_enter(suspend_state_t s
>
> static const struct platform_suspend_ops sh_pm_ops = {
> .enter = sh_pm_enter,
> - .valid = suspend_valid_only_mem,
> + .valid = suspend_valid_only_platform_deep,
> };
>
> static int __init sh_pm_init(void)
> Index: linux-pm/drivers/base/power/wakeup.c
> ===================================================================
> --- linux-pm.orig/drivers/base/power/wakeup.c
> +++ linux-pm/drivers/base/power/wakeup.c
> @@ -390,9 +390,9 @@ static void wakeup_source_activate(struc
>
> /*
> * active wakeup source should bring the system
> - * out of PM_SUSPEND_FREEZE state
> + * out of PM_SUSPEND_IDLE_SLEEP state
> */
> - freeze_wake();
> + idle_sleep_wake();
>
> ws->active = true;
> ws->active_count++;
> Index: linux-pm/kernel/power/suspend.c
> ===================================================================
> --- linux-pm.orig/kernel/power/suspend.c
> +++ linux-pm/kernel/power/suspend.c
> @@ -35,43 +35,43 @@ static const char *pm_labels[] = { "mem"
> const char *pm_states[PM_SUSPEND_MAX];
>
> static const struct platform_suspend_ops *suspend_ops;
> -static const struct platform_freeze_ops *freeze_ops;
> -static DECLARE_WAIT_QUEUE_HEAD(suspend_freeze_wait_head);
> -static bool suspend_freeze_wake;
> +static const struct platform_idle_sleep_ops *idle_sleep_ops;
> +static DECLARE_WAIT_QUEUE_HEAD(idle_sleep_wait_head);
> +static bool idle_sleep_terminated;
>
> -void freeze_set_ops(const struct platform_freeze_ops *ops)
> +void idle_sleep_set_ops(const struct platform_idle_sleep_ops *ops)
> {
> lock_system_sleep();
> - freeze_ops = ops;
> + idle_sleep_ops = ops;
> unlock_system_sleep();
> }
>
> -static void freeze_begin(void)
> +static void suspend_to_idle_begin(void)
> {
> - suspend_freeze_wake = false;
> + idle_sleep_terminated = false;
> }
>
> -static void freeze_enter(void)
> +static void idle_sleep_enter(void)
> {
> cpuidle_use_deepest_state(true);
> cpuidle_resume();
> - wait_event(suspend_freeze_wait_head, suspend_freeze_wake);
> + wait_event(idle_sleep_wait_head, idle_sleep_terminated);
> cpuidle_pause();
> cpuidle_use_deepest_state(false);
> }
>
> -void freeze_wake(void)
> +void idle_sleep_wake(void)
> {
> - suspend_freeze_wake = true;
> - wake_up(&suspend_freeze_wait_head);
> + idle_sleep_terminated = true;
> + wake_up(&idle_sleep_wait_head);
> }
> -EXPORT_SYMBOL_GPL(freeze_wake);
> +EXPORT_SYMBOL_GPL(idle_sleep_wake);
>
> static bool valid_state(suspend_state_t state)
> {
> /*
> - * PM_SUSPEND_STANDBY and PM_SUSPEND_MEM states need low level
> - * support and need to be valid to the low level
> + * PM_SUSPEND_PLATFORM_SHALLOW and PM_SUSPEND_PLATFORM_DEEP states need
> + * low level support and need to be valid to the low level
> * implementation, no valid callback implies that none are valid.
> */
> return suspend_ops && suspend_ops->valid && suspend_ops->valid(state);
> @@ -88,7 +88,7 @@ static bool relative_states;
> static int __init sleep_states_setup(char *str)
> {
> relative_states = !strncmp(str, "1", 1);
> - pm_states[PM_SUSPEND_FREEZE] = pm_labels[relative_states ? 0 : 2];
> + pm_states[PM_SUSPEND_IDLE_SLEEP] = pm_labels[relative_states ? 0 : 2];
> return 1;
> }
>
> @@ -106,7 +106,7 @@ void suspend_set_ops(const struct platfo
> lock_system_sleep();
>
> suspend_ops = ops;
> - for (i = PM_SUSPEND_MEM; i >= PM_SUSPEND_STANDBY; i--)
> + for (i = PM_SUSPEND_PLATFORM_DEEP; i >= PM_SUSPEND_PLATFORM_SHALLOW;
> i--)
> if (valid_state(i)) {
> pm_states[i] = pm_labels[j++];
> } else if (!relative_states) {
> @@ -114,7 +114,7 @@ void suspend_set_ops(const struct platfo
> j++;
> }
>
> - pm_states[PM_SUSPEND_FREEZE] = pm_labels[j];
> + pm_states[PM_SUSPEND_IDLE_SLEEP] = pm_labels[j];
>
> unlock_system_sleep();
> }
> @@ -129,43 +129,45 @@ EXPORT_SYMBOL_GPL(suspend_set_ops);
> */
> int suspend_valid_only_mem(suspend_state_t state)
> {
> - return state == PM_SUSPEND_MEM;
> + return state == PM_SUSPEND_PLATFORM_DEEP;
> }
> EXPORT_SYMBOL_GPL(suspend_valid_only_mem);
>
> static bool sleep_state_supported(suspend_state_t state)
> {
> - return state == PM_SUSPEND_FREEZE || (suspend_ops &&
> suspend_ops->enter);
> + return state == PM_SUSPEND_IDLE_SLEEP
> + || (suspend_ops && suspend_ops->enter);
> }
>
> static int platform_suspend_prepare(suspend_state_t state)
> {
> - return state != PM_SUSPEND_FREEZE && suspend_ops->prepare ?
> + return state != PM_SUSPEND_IDLE_SLEEP && suspend_ops->prepare ?
> suspend_ops->prepare() : 0;
> }
>
> static int platform_suspend_prepare_late(suspend_state_t state)
> {
> - return state != PM_SUSPEND_FREEZE && suspend_ops->prepare_late ?
> + return state != PM_SUSPEND_IDLE_SLEEP && suspend_ops->prepare_late ?
> suspend_ops->prepare_late() : 0;
> }
>
> static void platform_suspend_wake(suspend_state_t state)
> {
> - if (state != PM_SUSPEND_FREEZE && suspend_ops->wake)
> + if (state != PM_SUSPEND_IDLE_SLEEP && suspend_ops->wake)
> suspend_ops->wake();
> }
>
> static void platform_suspend_finish(suspend_state_t state)
> {
> - if (state != PM_SUSPEND_FREEZE && suspend_ops->finish)
> + if (state != PM_SUSPEND_IDLE_SLEEP && suspend_ops->finish)
> suspend_ops->finish();
> }
>
> static int platform_suspend_begin(suspend_state_t state)
> {
> - if (state == PM_SUSPEND_FREEZE && freeze_ops && freeze_ops->begin)
> - return freeze_ops->begin();
> + if (state == PM_SUSPEND_IDLE_SLEEP && idle_sleep_ops
> + && idle_sleep_ops->begin)
> + return idle_sleep_ops->begin();
> else if (suspend_ops->begin)
> return suspend_ops->begin(state);
> else
> @@ -174,21 +176,22 @@ static int platform_suspend_begin(suspen
>
> static void platform_suspend_end(suspend_state_t state)
> {
> - if (state == PM_SUSPEND_FREEZE && freeze_ops && freeze_ops->end)
> - freeze_ops->end();
> + if (state == PM_SUSPEND_IDLE_SLEEP && idle_sleep_ops
> + && idle_sleep_ops->end)
> + idle_sleep_ops->end();
> else if (suspend_ops->end)
> suspend_ops->end();
> }
>
> static void platform_suspend_recover(suspend_state_t state)
> {
> - if (state != PM_SUSPEND_FREEZE && suspend_ops->recover)
> + if (state != PM_SUSPEND_IDLE_SLEEP && suspend_ops->recover)
> suspend_ops->recover();
> }
>
> static bool platform_suspend_again(suspend_state_t state)
> {
> - return state != PM_SUSPEND_FREEZE && suspend_ops->suspend_again ?
> + return state != PM_SUSPEND_IDLE_SLEEP && suspend_ops->suspend_again ?
> suspend_ops->suspend_again() : false;
> }
>
> @@ -278,14 +281,14 @@ static int suspend_enter(suspend_state_t
> goto Platform_wake;
>
> /*
> - * PM_SUSPEND_FREEZE equals
> + * PM_SUSPEND_IDLE_SLEEP equals
> * frozen processes + suspended devices + idle processors.
> - * Thus we should invoke freeze_enter() soon after
> + * Thus we should invoke idle_sleep_enter() soon after
> * all the devices are suspended.
> */
> - if (state == PM_SUSPEND_FREEZE) {
> + if (state == PM_SUSPEND_IDLE_SLEEP) {
> trace_suspend_resume(TPS("machine_suspend"), state, true);
> - freeze_enter();
> + idle_sleep_enter();
> trace_suspend_resume(TPS("machine_suspend"), state, false);
> goto Platform_wake;
> }
> @@ -400,10 +403,10 @@ static int enter_state(suspend_state_t s
> int error;
>
> trace_suspend_resume(TPS("suspend_enter"), state, true);
> - if (state == PM_SUSPEND_FREEZE) {
> + if (state == PM_SUSPEND_IDLE_SLEEP) {
> #ifdef CONFIG_PM_DEBUG
> if (pm_test_level != TEST_NONE && pm_test_level <= TEST_CPUS) {
> - pr_warning("PM: Unsupported test mode for freeze state,"
> + pr_warning("PM: Unsupported test mode for idle sleep
> state,"
> "please choose
> none/freezer/devices/platform.\n");
> return -EAGAIN;
> }
> @@ -414,8 +417,8 @@ static int enter_state(suspend_state_t s
> if (!mutex_trylock(&pm_mutex))
> return -EBUSY;
>
> - if (state == PM_SUSPEND_FREEZE)
> - freeze_begin();
> + if (state == PM_SUSPEND_IDLE_SLEEP)
> + suspend_to_idle_begin();
>
> trace_suspend_resume(TPS("sync_filesystems"), 0, true);
> printk(KERN_INFO "PM: Syncing filesystems ... ");
>
> --
> To unsubscribe from this list: send the line "unsubscribe linux-pm" in
> the body of a message to [email protected]
> More majordomo info at http://vger.kernel.org/majordomo-info.html
--
I speak only for myself.
Rafael J. Wysocki, Intel Open Source Technology Center.
--
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