Messages in this thread | | | Subject | Re: [PATCH AUTOSEL 4.19 031/123] ASoC: Intel: Power down links before turning off display audio power | From | Pierre-Louis Bossart <> | Date | Wed, 5 Dec 2018 07:34:18 -0800 |
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On 12/5/18 3:48 AM, Mark Brown wrote: > On Wed, Dec 05, 2018 at 04:34:23AM -0500, Sasha Levin wrote: >> From: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com> >> >> [ 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?
If you are referring to dependencies to other patches, not that I can think of. Based on timelines there isn't a strong link with 4.19: the patch was initially submitted in August (and missed), before v4.19 came out, and has also been used in 4.14 backports.
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