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authorSameer Pujar <spujar@nvidia.com>2019-01-22 13:03:20 +0530
committerTakashi Iwai <tiwai@suse.de>2019-01-22 09:21:56 +0100
commit707e0759f2f4aefcc5c3f08ce5fb9e98495fdc93 (patch)
tree03d5df1b09318a2638d8d970fb2e61379bfa7e6c /README
parent091aa420530c1f0c93745dc9e506bfa96f898702 (diff)
ALSA: hda/tegra: implement runtime suspend/resume
This patch moves clock enable/disable from system resume/suspend to runtime resume/suspend respectively. Along with this hda controller chip init or stop is also moved. System resume/suspend can invoke runtime callbacks and do necessary setup. chip->running can be used to check for probe completion and device access during runtime_resume or runtime_suspend can be avoided if probe is not yet finished. This helps to avoid kernel panic during boot where runtime PM callbacks can happen from system PM. Signed-off-by: Sameer Pujar <spujar@nvidia.com> Reviewed-by: Ravindra Lokhande <rlokhande@nvidia.com> Reviewed-by: Mohan Kumar D <mkumard@nvidia.com> Signed-off-by: Takashi Iwai <tiwai@suse.de>
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