On Fri, May 14, 2021 at 03:57:41PM +0300, Ville Syrjala wrote: > From: Ville Syrjälä <ville.syrjala@xxxxxxxxxxxxxxx> > > The w/a database lists this for both ctg and elk. So let's apply it to > elk as well. And add the w/a name. > > Signed-off-by: Ville Syrjälä <ville.syrjala@xxxxxxxxxxxxxxx> > --- > drivers/gpu/drm/i915/intel_pm.c | 12 ++++-------- > 1 file changed, 4 insertions(+), 8 deletions(-) > > diff --git a/drivers/gpu/drm/i915/intel_pm.c b/drivers/gpu/drm/i915/intel_pm.c > index 8a08a7c0e71f..661bc6fdf38c 100644 > --- a/drivers/gpu/drm/i915/intel_pm.c > +++ b/drivers/gpu/drm/i915/intel_pm.c > @@ -1152,17 +1152,13 @@ static u16 g4x_compute_wm(const struct intel_crtc_state *crtc_state, > cpp = plane_state->hw.fb->format->cpp[0]; > > /* > - * Not 100% sure which way ELK should go here as the > - * spec only says CL/CTG should assume 32bpp and BW > - * doesn't need to. But as these things followed the > - * mobile vs. desktop lines on gen3 as well, let's > - * assume ELK doesn't need this. > + * WaUse32BppForSRWM:ctg,elk > * > - * The spec also fails to list such a restriction for > - * the HPLL watermark, which seems a little strange. > + * The spec fails to list this restriction for the > + * HPLL watermark, which seems a little strange. > * Let's use 32bpp for the HPLL watermark as well. > */ > - if (IS_GM45(dev_priv) && plane->id == PLANE_PRIMARY && > + if (plane->id == PLANE_PRIMARY && Reviewed-by: Stanislav Lisovskiy <stanislav.lisovskiy@xxxxxxxxx> > level != G4X_WM_LEVEL_NORMAL) > cpp = max(cpp, 4u); > > -- > 2.26.3 > > _______________________________________________ > Intel-gfx mailing list > Intel-gfx@xxxxxxxxxxxxxxxxxxxxx > https://lists.freedesktop.org/mailman/listinfo/intel-gfx
