summaryrefslogtreecommitdiff
path: root/drivers/soundwire/master.c
diff options
context:
space:
mode:
authorBard Liao <yung-chuan.liao@linux.intel.com>2020-05-19 01:43:22 +0800
committerVinod Koul <vkoul@kernel.org>2020-05-19 12:44:35 +0530
commit26d970225d876437287ec47a60cf4a07fe08733d (patch)
tree0a231e257d1719087a90fb63937da5b0f3a8a1cf /drivers/soundwire/master.c
parent7ceaa40b930e462ba0477ca6af34ec04d08181dc (diff)
soundwire: master: add runtime pm support
We need to enable runtime_pm on master device with generic helpers, so that a Slave-initiated wake is propagated to the bus parent. Signed-off-by: Bard Liao <yung-chuan.liao@linux.intel.com> Acked-by: Jaroslav Kysela <perex@perex.cz> Link: https://lore.kernel.org/r/20200518174322.31561-6-yung-chuan.liao@linux.intel.com Signed-off-by: Vinod Koul <vkoul@kernel.org>
Diffstat (limited to 'drivers/soundwire/master.c')
-rw-r--r--drivers/soundwire/master.c7
1 files changed, 7 insertions, 0 deletions
diff --git a/drivers/soundwire/master.c b/drivers/soundwire/master.c
index 6be0a027def7..5411791e6aff 100644
--- a/drivers/soundwire/master.c
+++ b/drivers/soundwire/master.c
@@ -3,6 +3,7 @@
#include <linux/device.h>
#include <linux/acpi.h>
+#include <linux/pm_runtime.h>
#include <linux/soundwire/sdw.h>
#include <linux/soundwire/sdw_type.h>
#include "bus.h"
@@ -14,9 +15,15 @@ static void sdw_master_device_release(struct device *dev)
kfree(md);
}
+static const struct dev_pm_ops master_dev_pm = {
+ SET_RUNTIME_PM_OPS(pm_generic_runtime_suspend,
+ pm_generic_runtime_resume, NULL)
+};
+
struct device_type sdw_master_type = {
.name = "soundwire_master",
.release = sdw_master_device_release,
+ .pm = &master_dev_pm,
};
/**