Messages in this thread Patch in this message | | | From | Pierre-Louis Bossart <> | Subject | [PATCH v2 14/19] soundwire: intel: disable pm_runtime when removing a master | Date | Wed, 6 Nov 2019 13:22:18 -0600 |
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Prevent race conditions between remove and resume by disabling pm_runtime.
Note that this only takes care of pm_runtime at the Master level, the same precautions are needed when removing a Slave device.
Signed-off-by: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com> --- drivers/soundwire/intel.c | 2 ++ 1 file changed, 2 insertions(+)
diff --git a/drivers/soundwire/intel.c b/drivers/soundwire/intel.c index 36e09e273eda..f0f9a6252522 100644 --- a/drivers/soundwire/intel.c +++ b/drivers/soundwire/intel.c @@ -1275,6 +1275,8 @@ static int intel_master_remove(struct sdw_master_device *md) { struct sdw_intel *sdw; + pm_runtime_disable(&md->dev); + sdw = md->pdata; if (!sdw->cdns.bus.prop.hw_disabled) { -- 2.20.1
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