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ASoC: rt711-sdw: use first_hw_init flag on resume
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[ Upstream commit a0897eb ]

The intent of the status check on resume was to verify if a SoundWire
peripheral reported ATTACHED before waiting for the initialization to
complete. This is required to avoid timeouts that will happen with
'ghost' devices that are exposed in the platform firmware but are not
populated in hardware.

Unfortunately we used 'hw_init' instead of 'first_hw_init'. Due to
another error, the resume operation never timed out, but the volume
settings were not properly restored.

BugLink: thesofproject/linux#2908
BugLink: thesofproject/linux#2637
Fixes: 320b8b0 ('ASoC: rt711: add rt711 codec driver')
Signed-off-by: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>
Reviewed-by: Guennadi Liakhovetski <guennadi.liakhovetski@linux.intel.com>
Reviewed-by: Bard Liao <bard.liao@intel.com>
Link: https://lore.kernel.org/r/20210607222239.582139-9-pierre-louis.bossart@linux.intel.com
Signed-off-by: Mark Brown <broonie@kernel.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>
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plbossart authored and gregkh committed Jul 14, 2021
1 parent decd935 commit f83a609
Showing 1 changed file with 1 addition and 1 deletion.
2 changes: 1 addition & 1 deletion sound/soc/codecs/rt711-sdw.c
Original file line number Diff line number Diff line change
Expand Up @@ -501,7 +501,7 @@ static int __maybe_unused rt711_dev_resume(struct device *dev)
struct rt711_priv *rt711 = dev_get_drvdata(dev);
unsigned long time;

if (!rt711->hw_init)
if (!rt711->first_hw_init)
return 0;

if (!slave->unattach_request)
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