diff options
Diffstat (limited to 'drivers/tty/serdev')
| -rw-r--r-- | drivers/tty/serdev/core.c | 15 |
1 files changed, 14 insertions, 1 deletions
diff --git a/drivers/tty/serdev/core.c b/drivers/tty/serdev/core.c index bd47c46ec993..9db93f500b4e 100644 --- a/drivers/tty/serdev/core.c +++ b/drivers/tty/serdev/core.c @@ -13,6 +13,7 @@ #include <linux/module.h> #include <linux/of.h> #include <linux/of_device.h> +#include <linux/pm_domain.h> #include <linux/pm_runtime.h> #include <linux/serdev.h> #include <linux/slab.h> @@ -350,8 +351,17 @@ EXPORT_SYMBOL_GPL(serdev_device_set_tiocm); static int serdev_drv_probe(struct device *dev) { const struct serdev_device_driver *sdrv = to_serdev_device_driver(dev->driver); + int ret; - return sdrv->probe(to_serdev_device(dev)); + ret = dev_pm_domain_attach(dev, true); + if (ret) + return ret; + + ret = sdrv->probe(to_serdev_device(dev)); + if (ret) + dev_pm_domain_detach(dev, true); + + return ret; } static int serdev_drv_remove(struct device *dev) @@ -359,6 +369,9 @@ static int serdev_drv_remove(struct device *dev) const struct serdev_device_driver *sdrv = to_serdev_device_driver(dev->driver); if (sdrv->remove) sdrv->remove(to_serdev_device(dev)); + + dev_pm_domain_detach(dev, true); + return 0; } |