Re: [PATCH AUTOSEL 4.19 031/123] ASoC: Intel: Power down links before turning off display audio power
From: Mark Brown
Date: Wed Dec 05 2018 - 06:49:04 EST
On Wed, Dec 05, 2018 at 04:34:23AM -0500, Sasha Levin wrote:
> From: Pierre-Louis Bossart <pierre-louis.bossart@xxxxxxxxxxxxxxx>
>
> [ Upstream commit 4c10473d6ddf12ec124c9ff71a5d23bb5388478b ]
>
> On certain platforms, Display HDMI HDA codec was not going to sleep state
> after the use when links are powered down after turning off the display
> power. As per the HW recommendation, links are powered down before turning
> off the display power to ensure that the codec goes to sleep state.
Are we sure there's no dependencies here?
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