ACK / APPLIED[Unstable]: [SRU] [D/E/Unstable] [PATCH 0/3] Allow Nvidia HDA to be runtime suspended to save power

Seth Forshee seth.forshee at canonical.com
Fri Nov 1 12:42:08 UTC 2019


On Wed, Oct 23, 2019 at 10:25:24PM +0800, Kai-Heng Feng wrote:
> BugLink: https://bugs.launchpad.net/bugs/1840835
> 
> [Impact]
> Some Nvidia graphics card has audio function in addition to video
> function. When the video function is not bound to any driver, the audio
> function can't be runtime suspended, hence preventing the power
> resources from being turned off.
> 
> [Fix]
> Allow Nvidia audio function to be runtime suspended.
> 
> [Test]
> The user reported the fix works.
> 
> [Regression Potential]
> Low. It only allows the audio function of discrete Nvidia GPU to be
> runtime suspended. Regular audio or audio function with a discrete GPU
> already bound to a driver are unaffected.

Acked-by: Seth Forshee <seth.forshee at canonical.com>

Applied to unstable/master, thanks!



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