diff options
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/base/platform.c | 19 |
1 files changed, 17 insertions, 2 deletions
diff --git a/drivers/base/platform.c b/drivers/base/platform.c index 49fd96e23460..b2ee3bcd5a41 100644 --- a/drivers/base/platform.c +++ b/drivers/base/platform.c @@ -484,8 +484,16 @@ static int platform_drv_probe(struct device *_dev) { struct platform_driver *drv = to_platform_driver(_dev->driver); struct platform_device *dev = to_platform_device(_dev); + int ret; - return drv->probe(dev); + if (ACPI_HANDLE(_dev)) + acpi_dev_pm_attach(_dev, true); + + ret = drv->probe(dev); + if (ret && ACPI_HANDLE(_dev)) + acpi_dev_pm_detach(_dev, true); + + return ret; } static int platform_drv_probe_fail(struct device *_dev) @@ -497,8 +505,13 @@ static int platform_drv_remove(struct device *_dev) { struct platform_driver *drv = to_platform_driver(_dev->driver); struct platform_device *dev = to_platform_device(_dev); + int ret; - return drv->remove(dev); + ret = drv->remove(dev); + if (ACPI_HANDLE(_dev)) + acpi_dev_pm_detach(_dev, true); + + return ret; } static void platform_drv_shutdown(struct device *_dev) @@ -507,6 +520,8 @@ static void platform_drv_shutdown(struct device *_dev) struct platform_device *dev = to_platform_device(_dev); drv->shutdown(dev); + if (ACPI_HANDLE(_dev)) + acpi_dev_pm_detach(_dev, true); } /** |