pnp_bus_suspend() and pnp_bus_resume() invoke legacy pm_ops from
pnp_driver. Changed pnp_bus_suspend() and pnp_bus_resume() to check
if pnp driver has dev_pm_ops and call. If dev_pm_ops don't exist, then
call use legacy pm_ops. Without this change, pnp_driver dev_pm_ops will
not get called.
Signed-off-by: Shuah Khan <shuah.kh@xxxxxxxxxxx>
---
drivers/pnp/driver.c | 13 +++++++++++++
1 file changed, 13 insertions(+)
diff --git a/drivers/pnp/driver.c b/drivers/pnp/driver.c
index 00e9403..c3f9e89 100644
--- a/drivers/pnp/driver.c
+++ b/drivers/pnp/driver.c
@@ -163,6 +163,13 @@ static int pnp_bus_suspend(struct device *dev, pm_message_t state)
if (!pnp_drv)
return 0;
+ if (pnp_drv->driver.pm && pnp_drv->driver.pm->suspend) {
+ error = pnp_drv->driver.pm->suspend(dev);
+ suspend_report_result(pnp_drv->driver.pm->suspend, error);
+ if (error)
+ return error;
+ }
+
if (pnp_drv->suspend) {
error = pnp_drv->suspend(pnp_dev, state);
if (error)
@@ -201,6 +208,12 @@ static int pnp_bus_resume(struct device *dev)
return error;
}
+ if (pnp_drv->driver.pm && pnp_drv->driver.pm->resume) {
+ error = pnp_drv->driver.pm->resume(dev);
+ if (error)
+ return error;
+ }
+
if (pnp_drv->resume) {
error = pnp_drv->resume(pnp_dev);
if (error)
--
1.7.10.4
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