On Tue, Aug 15, 2023 at 10:36:14AM -0700, Matt Roper wrote: > All production DG2 cards have display stepping C0 or later. We can drop > Wa_14013215631 (only applies to pre-C0) and make Wa_14010547955 > unconditional (applies to everything B0 and beyond). Also drop the > now-unused IS_DG2_DISPLAY_STEP macro. Bspec: 44477, 72197 > > Signed-off-by: Matt Roper <matthew.d.roper@xxxxxxxxx> Reviewed-by: Matt Atwood <matthew.s.atwood@xxxxxxxxx> > --- > drivers/gpu/drm/i915/display/intel_display.c | 2 +- > drivers/gpu/drm/i915/display/skl_universal_plane.c | 4 ---- > drivers/gpu/drm/i915/i915_drv.h | 4 ---- > 3 files changed, 1 insertion(+), 9 deletions(-) > > diff --git a/drivers/gpu/drm/i915/display/intel_display.c b/drivers/gpu/drm/i915/display/intel_display.c > index 763ab569d8f3..8c81206ce90d 100644 > --- a/drivers/gpu/drm/i915/display/intel_display.c > +++ b/drivers/gpu/drm/i915/display/intel_display.c > @@ -726,7 +726,7 @@ static void icl_set_pipe_chicken(const struct intel_crtc_state *crtc_state) > tmp |= UNDERRUN_RECOVERY_DISABLE_ADLP; > > /* Wa_14010547955:dg2 */ > - if (IS_DG2_DISPLAY_STEP(dev_priv, STEP_B0, STEP_FOREVER)) > + if (IS_DG2(dev_priv)) > tmp |= DG2_RENDER_CCSTAG_4_3_EN; > > intel_de_write(dev_priv, PIPE_CHICKEN(pipe), tmp); > diff --git a/drivers/gpu/drm/i915/display/skl_universal_plane.c b/drivers/gpu/drm/i915/display/skl_universal_plane.c > index ffc15d278a39..a408ec2d3958 100644 > --- a/drivers/gpu/drm/i915/display/skl_universal_plane.c > +++ b/drivers/gpu/drm/i915/display/skl_universal_plane.c > @@ -2203,10 +2203,6 @@ static bool gen12_plane_has_mc_ccs(struct drm_i915_private *i915, > if (IS_ALDERLAKE_P(i915) && IS_DISPLAY_STEP(i915, STEP_A0, STEP_B0)) > return false; > > - /* Wa_14013215631 */ > - if (IS_DG2_DISPLAY_STEP(i915, STEP_A0, STEP_C0)) > - return false; > - > return plane_id < PLANE_SPRITE4; > } > > diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h > index 7a8ce7239bc9..7f8fa0eb9dc6 100644 > --- a/drivers/gpu/drm/i915/i915_drv.h > +++ b/drivers/gpu/drm/i915/i915_drv.h > @@ -689,10 +689,6 @@ IS_SUBPLATFORM(const struct drm_i915_private *i915, > (IS_SUBPLATFORM(__i915, INTEL_DG2, INTEL_SUBPLATFORM_##variant) && \ > IS_GRAPHICS_STEP(__i915, since, until)) > > -#define IS_DG2_DISPLAY_STEP(__i915, since, until) \ > - (IS_DG2(__i915) && \ > - IS_DISPLAY_STEP(__i915, since, until)) > - > #define IS_PVC_BD_STEP(__i915, since, until) \ > (IS_PONTEVECCHIO(__i915) && \ > IS_BASEDIE_STEP(__i915, since, until)) > -- > 2.41.0 >