On Wed, 2025-12-10 at 08:23 +0200, Hogander, Jouni wrote:
> On Tue, 2025-12-09 at 20:26 +0200, Ville Syrjälä wrote:
> > On Thu, Dec 04, 2025 at 09:07:15AM +0200, Jouni Högander wrote:
> > > This patch set contains fixes for Selective Fetch async flip
> > > sequences. On async flip selective fetch is choosing full frame
> > > update. Also subsequent flip/update is still using full frame
> > > update
> > > to ensure plane with pending async flip is not taken in to
> > > selective
> > > fetch/update.
> > > 
> > > v4:
> > >   - rework if-else if to if-if
> > >   - added comment updated
> > >   - check crtc_state->async_flip_planes in
> > >     psr2_sel_fetch_pipe_state_supported
> > > v3:
> > >   - rebase
> > >   - fix old_crtc_state->pipe_srcsz_early_tpt
> > >   - fix using intel_atomic_get_new_crtc_state
> > > v2:
> > >   - check also crtc_state->async_flip_planes in
> > >     psr2_sel_fetch_plane_state_supported
> > > 
> > > Jouni Högander (3):
> > >   drm/i915/psr: Set plane id bit in crtc_state->async_flip_planes
> > > for
> > >     PSR
> > >   drm/i915/psr: Perform full frame update on async flip
> > >   drm/i915/psr: Allow async flip when Selective Fetch enabled
> > 
> > Series is
> > Reviewed-by: Ville Syrjälä <[email protected]>
> > 
> > When testing this I saw that we get stuck into full frame mode
> > all the time. But that seems to be a pre-existing issues caused
> > by the broken selective fetch area calculation code. I suppose
> > now that I have a laptop with a PSR2 panel I might have to dig out
> > that branch of mine where I attempted to rewrite the whoile thing
> > and figure out what was wrong with it...
> > 
> 
> What is the SW setup you are using and what kind of testing you are
> doing? Could it be related to frontbuffer tracking?

Also what is the HW/platform you are using?

BR,

Jouni Högander

> BR,
> 
> Jouni Högander
> 
> 
> > > 
> > >  drivers/gpu/drm/i915/display/intel_display.c |  8 --------
> > >  drivers/gpu/drm/i915/display/intel_plane.c   | 10 ++++++----
> > >  drivers/gpu/drm/i915/display/intel_psr.c     |  3 ++-
> > >  3 files changed, 8 insertions(+), 13 deletions(-)
> > > 
> > > -- 
> > > 2.43.0
> > 
> 

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