Check the device has pm runtime enabled before returning error.
Signed-off-by: Srinivas Kandagatla srinivas.kandagatla@linaro.org --- drivers/soundwire/bus.c | 16 ++++++++++------ 1 file changed, 10 insertions(+), 6 deletions(-)
diff --git a/drivers/soundwire/bus.c b/drivers/soundwire/bus.c index 1cbfedfc20ef..101562a6fb0d 100644 --- a/drivers/soundwire/bus.c +++ b/drivers/soundwire/bus.c @@ -327,9 +327,11 @@ int sdw_nread(struct sdw_slave *slave, u32 addr, size_t count, u8 *val) if (ret < 0) return ret;
- ret = pm_runtime_get_sync(slave->bus->dev); - if (ret < 0) - return ret; + if (pm_runtime_enabled(slave->bus->dev)) { + ret = pm_runtime_get_sync(slave->bus->dev); + if (ret < 0) + return ret; + }
ret = sdw_transfer(slave->bus, &msg); pm_runtime_put(slave->bus->dev); @@ -355,9 +357,11 @@ int sdw_nwrite(struct sdw_slave *slave, u32 addr, size_t count, u8 *val) if (ret < 0) return ret;
- ret = pm_runtime_get_sync(slave->bus->dev); - if (ret < 0) - return ret; + if (pm_runtime_enabled(slave->bus->dev)) { + ret = pm_runtime_get_sync(slave->bus->dev); + if (ret < 0) + return ret; + }
ret = sdw_transfer(slave->bus, &msg); pm_runtime_put(slave->bus->dev);