diff options
| -rw-r--r-- | arch/arm/mach-shmobile/pm_runtime.c | 25 | ||||
| -rw-r--r-- | arch/sh/kernel/cpu/shmobile/pm_runtime.c | 33 |
2 files changed, 40 insertions, 18 deletions
diff --git a/arch/arm/mach-shmobile/pm_runtime.c b/arch/arm/mach-shmobile/pm_runtime.c index 94912d3..12bb504 100644 --- a/arch/arm/mach-shmobile/pm_runtime.c +++ b/arch/arm/mach-shmobile/pm_runtime.c @@ -66,11 +66,11 @@ static void platform_pm_runtime_bug(struct device *dev, dev_err(dev, "runtime pm suspend before resume\n"); } -int platform_pm_runtime_suspend(struct device *dev) +static int default_platform_runtime_suspend(struct device *dev) { struct pm_runtime_data *prd = __to_prd(dev); - dev_dbg(dev, "platform_pm_runtime_suspend()\n"); + dev_dbg(dev, "%s()\n", __func__); platform_pm_runtime_bug(dev, prd); @@ -82,11 +82,11 @@ int platform_pm_runtime_suspend(struct device *dev) return 0; } -int platform_pm_runtime_resume(struct device *dev) +static int default_platform_runtime_resume(struct device *dev) { struct pm_runtime_data *prd = __to_prd(dev); - dev_dbg(dev, "platform_pm_runtime_resume()\n"); + dev_dbg(dev, "%s()\n", __func__); platform_pm_runtime_init(dev, prd); @@ -98,12 +98,21 @@ int platform_pm_runtime_resume(struct device *dev) return 0; } -int platform_pm_runtime_idle(struct device *dev) +static int default_platform_runtime_idle(struct device *dev) { /* suspend synchronously to disable clocks immediately */ return pm_runtime_suspend(dev); } +static struct dev_power_domain default_power_domain = { + .ops = { + .runtime_suspend = default_platform_runtime_suspend, + .runtime_resume = default_platform_runtime_resume, + .runtime_idle = default_platform_runtime_idle, + USE_PLATFORM_PM_SLEEP_OPS + }, +}; + static int platform_bus_notify(struct notifier_block *nb, unsigned long action, void *data) { @@ -114,10 +123,12 @@ static int platform_bus_notify(struct notifier_block *nb, if (action == BUS_NOTIFY_BIND_DRIVER) { prd = devres_alloc(__devres_release, sizeof(*prd), GFP_KERNEL); - if (prd) + if (prd) { devres_add(dev, prd); - else + dev->pwr_domain = &default_power_domain; + } else { dev_err(dev, "unable to alloc memory for runtime pm\n"); + } } return 0; diff --git a/arch/sh/kernel/cpu/shmobile/pm_runtime.c b/arch/sh/kernel/cpu/shmobile/pm_runtime.c index 6dcb816..22db127 100644 --- a/arch/sh/kernel/cpu/shmobile/pm_runtime.c +++ b/arch/sh/kernel/cpu/shmobile/pm_runtime.c @@ -139,7 +139,7 @@ void platform_pm_runtime_suspend_idle(void) queue_work(pm_wq, &hwblk_work); } -int platform_pm_runtime_suspend(struct device *dev) +static int default_platform_runtime_suspend(struct device *dev) { struct platform_device *pdev = to_platform_device(dev); struct pdev_archdata *ad = &pdev->archdata; @@ -147,7 +147,7 @@ int platform_pm_runtime_suspend(struct device *dev) int hwblk = ad->hwblk_id; int ret = 0; - dev_dbg(dev, "platform_pm_runtime_suspend() [%d]\n", hwblk); + dev_dbg(dev, "%s() [%d]\n", __func__, hwblk); /* ignore off-chip platform devices */ if (!hwblk) @@ -183,20 +183,20 @@ int platform_pm_runtime_suspend(struct device *dev) mutex_unlock(&ad->mutex); out: - dev_dbg(dev, "platform_pm_runtime_suspend() [%d] returns %d\n", - hwblk, ret); + dev_dbg(dev, "%s() [%d] returns %d\n", + __func__, hwblk, ret); return ret; } -int platform_pm_runtime_resume(struct device *dev) +static int default_platform_runtime_resume(struct device *dev) { struct platform_device *pdev = to_platform_device(dev); struct pdev_archdata *ad = &pdev->archdata; int hwblk = ad->hwblk_id; int ret = 0; - dev_dbg(dev, "platform_pm_runtime_resume() [%d]\n", hwblk); + dev_dbg(dev, "%s() [%d]\n", __func__, hwblk); /* ignore off-chip platform devices */ if (!hwblk) @@ -228,19 +228,19 @@ int platform_pm_runtime_resume(struct device *dev) */ mutex_unlock(&ad->mutex); out: - dev_dbg(dev, "platform_pm_runtime_resume() [%d] returns %d\n", - hwblk, ret); + dev_dbg(dev, "%s() [%d] returns %d\n", + __func__, hwblk, ret); return ret; } -int platform_pm_runtime_idle(struct device *dev) +static int default_platform_runtime_idle(struct device *dev) { struct platform_device *pdev = to_platform_device(dev); int hwblk = pdev->archdata.hwblk_id; int ret = 0; - dev_dbg(dev, "platform_pm_runtime_idle() [%d]\n", hwblk); + dev_dbg(dev, "%s() [%d]\n", __func__, hwblk); /* ignore off-chip platform devices */ if (!hwblk) @@ -252,10 +252,19 @@ int platform_pm_runtime_idle(struct device *dev) /* suspend synchronously to disable clocks immediately */ ret = pm_runtime_suspend(dev); out: - dev_dbg(dev, "platform_pm_runtime_idle() [%d] done!\n", hwblk); + dev_dbg(dev, "%s() [%d] done!\n", __func__, hwblk); return ret; } +static struct dev_power_domain default_power_domain = { + .ops = { + .runtime_suspend = default_platform_runtime_suspend, + .runtime_resume = default_platform_runtime_resume, + .runtime_idle = default_platform_runtime_idle, + USE_PLATFORM_PM_SLEEP_OPS + }, +}; + static int platform_bus_notify(struct notifier_block *nb, unsigned long action, void *data) { @@ -276,6 +285,7 @@ static int platform_bus_notify(struct notifier_block *nb, hwblk_disable(hwblk_info, hwblk); /* make sure driver re-inits itself once */ __set_bit(PDEV_ARCHDATA_FLAG_INIT, &pdev->archdata.flags); + dev->pwr_domain = &default_power_domain; break; /* TODO: add BUS_NOTIFY_BIND_DRIVER and increase idle count */ case BUS_NOTIFY_BOUND_DRIVER: @@ -289,6 +299,7 @@ static int platform_bus_notify(struct notifier_block *nb, __set_bit(PDEV_ARCHDATA_FLAG_INIT, &pdev->archdata.flags); break; case BUS_NOTIFY_DEL_DEVICE: + dev->pwr_domain = NULL; break; } return 0; 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