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soundwire: bus: write Slave Device Number without runtime_pm
author
Pierre-Louis Bossart
<pierre-louis.bossart@linux.intel.com>
Wed, 15 Jan 2020 00:08:39 +0000
(18:08 -0600)
committer
Vinod Koul
<vkoul@kernel.org>
Tue, 25 Feb 2020 10:27:02 +0000
(15:57 +0530)
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@linux.intel.com>
Link:
https://lore.kernel.org/r/20200115000844.14695-6-pierre-louis.bossart@linux.intel.com
Signed-off-by: Vinod Koul <vkoul@kernel.org>
drivers/soundwire/bus.c
patch
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diff --git
a/drivers/soundwire/bus.c
b/drivers/soundwire/bus.c
index
c525b9b
..
dfe27e3
100644
(file)
--- 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);