[Intel-gfx] [v6 0/2] Re-enable FBC on TGL

Shankar, Uma uma.shankar at intel.com
Wed Dec 2 13:09:34 UTC 2020



> -----Original Message-----
> From: Souza, Jose <jose.souza at intel.com>
> Sent: Wednesday, December 2, 2020 12:01 AM
> To: Shankar, Uma <uma.shankar at intel.com>; intel-gfx at lists.freedesktop.org
> Cc: ville.syrjala at linux.intel.com
> Subject: Re: [v6 0/2] Re-enable FBC on TGL
> 
> LGTM, thanks for doing the changes.

Pushed the series to dinq.
Thanks Jose and Ville for the review and feedback.

Regards,
Uma Shankar

> On Wed, 2020-12-02 at 00:34 +0530, Uma Shankar wrote:
> > FBC was disabled on TGL due to random underruns. It has been
> > determined that FBC will not work reliably with PSR2.
> > This series re-enables fbc along with taking care of the
> > PSR2 limitations for TGL.
> >
> > Bspec: 50422 HSD: 14010260002
> >
> > v2: Addressed review comments and added bspec links
> >
> > v3: Addressed Ville's review comments
> >
> > v4: Change the WA as per Jose's recommendation.
> >
> > v5: Addressed Jose's review comments.
> >
> > v6: Added Jose and Ville RB's. Fixed a minor review comment.
> >
> > Uma Shankar (2):
> >   drm/i915/display/tgl: Disable FBC with PSR2
> >   Revert "drm/i915/display/fbc: Disable fbc by default on TGL"
> >
> >  drivers/gpu/drm/i915/display/intel_fbc.c | 19 ++++++++++++-------
> >  drivers/gpu/drm/i915/i915_drv.h          |  1 +
> >  2 files changed, 13 insertions(+), 7 deletions(-)
> >



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