[Intel-gfx] [PATCH] drm/i915: Really calculate the cursor ddb based on the highest enabled wm level

Ville Syrjälä ville.syrjala at linux.intel.com
Fri Mar 22 16:48:12 UTC 2019


On Thu, Mar 21, 2019 at 01:20:51PM -0700, Rodrigo Vivi wrote:
> On Thu, Mar 21, 2019 at 07:51:28PM +0200, Ville Syrjala wrote:
> > From: Ville Syrjälä <ville.syrjala at linux.intel.com>
> > 
> > I added the loop but neglected to actually pass the level to the
> > function. So we were just looping 8 times calculating the exact
> > same thing every time.
> > 
> > Fixes: df331de3f8aa ("drm/i915: Allocate enough DDB for the cursor")
> > Signed-off-by: Ville Syrjälä <ville.syrjala at linux.intel.com>
> 
> Reviewed-by: Rodrigo Vivi <rodrigo.vivi at intel.com>

Thanks. Pushed.

> 
> > ---
> >  drivers/gpu/drm/i915/intel_pm.c | 2 +-
> >  1 file changed, 1 insertion(+), 1 deletion(-)
> > 
> > diff --git a/drivers/gpu/drm/i915/intel_pm.c b/drivers/gpu/drm/i915/intel_pm.c
> > index fcd3baff8b65..eaf0793ebf60 100644
> > --- a/drivers/gpu/drm/i915/intel_pm.c
> > +++ b/drivers/gpu/drm/i915/intel_pm.c
> > @@ -3953,7 +3953,7 @@ skl_cursor_allocation(const struct intel_crtc_state *crtc_state,
> >  	WARN_ON(ret);
> >  
> >  	for (level = 0; level <= max_level; level++) {
> > -		skl_compute_plane_wm(crtc_state, 7, &wp, &wm, &wm);
> > +		skl_compute_plane_wm(crtc_state, level, &wp, &wm, &wm);
> >  		if (wm.min_ddb_alloc == U16_MAX)
> >  			break;
> >  
> > -- 
> > 2.19.2
> > 
> > _______________________________________________
> > Intel-gfx mailing list
> > Intel-gfx at lists.freedesktop.org
> > https://lists.freedesktop.org/mailman/listinfo/intel-gfx

-- 
Ville Syrjälä
Intel


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