[Intel-gfx] [PATCH] drm/i915: fix regression leading to display audio probe failure on GLK

[Kai Vehmanen]

Hey,

On Thu, 3 Sep 2020, Ville Syrjälä wrote:

> On Tue, Sep 01, 2020 at 06:10:36PM +0300, Kai Vehmanen wrote:
>> In commit 4f0b4352bd26 ("drm/i915: Extract cdclk requirements checking
>> to separate function") the order of force_min_cdclk_changed check and
>> intel_modeset_checks(), was reversed. This broke the mechanism to
> 
> Amended the commit msg with a bit more details:
> "[vsyrjala: It also broke the ability of planes to bump up the cdclk
> and thus could lead to underruns when eg. flipping from 32bpp to
> 64bpp framebuffer. To be clear, we still compute the new cdclk

ack on that, thanks!

> The "Fixes" line was also a bit wrong: )" vs ") at the end. Took
> me a while to figure out what dim was complaining about :)
> 
> Pushed to dinq. Thanks!

Uh, sorry about that. I actually fixed that in some (?) version due to 
checkpatch warnings, but apparently it slipped though. Sorry about that, 
took me a while to figure it out, as well :)

Br, Kai