diff options
Diffstat (limited to 'arch/arm/mach-omap2/pm.c')
| -rw-r--r-- | arch/arm/mach-omap2/pm.c | 33 |
1 files changed, 33 insertions, 0 deletions
diff --git a/arch/arm/mach-omap2/pm.c b/arch/arm/mach-omap2/pm.c index a6c441842cc..a119cbe9e7f 100644 --- a/arch/arm/mach-omap2/pm.c +++ b/arch/arm/mach-omap2/pm.c @@ -18,6 +18,11 @@ #include <linux/suspend.h> #include <linux/cpu.h> #include <linux/of_platform.h> +#include <linux/console.h> +#include <linux/delay.h> +#include <linux/gpio.h> +#include <linux/wakeup_reason.h> +#include <linux/printk.h> #include <asm/system_misc.h> @@ -38,6 +43,9 @@ * suspend work */ int (*omap_pm_suspend)(void); +#ifdef CONFIG_PM_SUSPEND_AGAIN_OPS +const static struct suspend_again_ops *suspend_again_ops; +#endif #ifdef CONFIG_PM /** @@ -239,14 +247,38 @@ static void omap_pm_finish(void) omap_prcm_irq_complete(); } +#ifdef CONFIG_PM_SUSPEND_AGAIN_OPS +void pm_register_suspend_again_ops(struct suspend_again_ops const *ops) { + suspend_again_ops = ops; +} + +//Return True if going back to sleep +bool omap_suspend_again(void) { + pr_info("Suspend again decision."); + if(suspend_again_ops && suspend_again_ops->suspend_again_check) { + return suspend_again_ops->suspend_again_check(suspend_again_ops->data_ptr); + } + + return false; +} +#endif + static const struct platform_suspend_ops omap_pm_ops = { .begin = omap_pm_begin, .end = omap_pm_end, .enter = omap_pm_enter, .finish = omap_pm_finish, .valid = suspend_valid_only_mem, + .suspend_again = omap_suspend_again }; + + +DECLARE_WAIT_QUEUE_HEAD(wq_susp_again); +DEFINE_MUTEX(susp_again_decision_mutex); +#define NO_DECISION 3 +static int accel_should_suspend = NO_DECISION; + #endif /* CONFIG_SUSPEND */ static void __init omap3_init_voltages(void) @@ -290,6 +322,7 @@ static int __init omap2_common_pm_init(void) /* if (!of_have_populated_dt()) OLIO TEST */ omap2_init_processor_devices(); + omap_pm_if_init(); return 0; |