[alsa-devel] [PATCH 05/10] soundwire: bus: write Slave Device Number without runtime_pm

Pierre-Louis Bossart pierre-louis.bossart at linux.intel.com
Wed Jan 15 01:08:39 CET 2020


While handling the Device0, we can safely use sdw_write_no_pm.

This move will also helps us track that all other usages of
sdw_write() happen when the Slave is already enumerated.

Signed-off-by: Pierre-Louis Bossart <pierre-louis.bossart at linux.intel.com>
---
 drivers/soundwire/bus.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/soundwire/bus.c b/drivers/soundwire/bus.c
index c525b9b50453..dfe27e3ca815 100644
--- a/drivers/soundwire/bus.c
+++ b/drivers/soundwire/bus.c
@@ -522,7 +522,7 @@ static int sdw_assign_device_num(struct sdw_slave *slave)
 	dev_num = slave->dev_num;
 	slave->dev_num = 0;
 
-	ret = sdw_write(slave, SDW_SCP_DEVNUMBER, dev_num);
+	ret = sdw_write_no_pm(slave, SDW_SCP_DEVNUMBER, dev_num);
 	if (ret < 0) {
 		dev_err(&slave->dev, "Program device_num %d failed: %d\n",
 			dev_num, ret);
-- 
2.20.1



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