diff options
| -rw-r--r-- | drivers/gpu/drm/i915/display/intel_display.c | 10 |
1 files changed, 2 insertions, 8 deletions
diff --git a/drivers/gpu/drm/i915/display/intel_display.c b/drivers/gpu/drm/i915/display/intel_display.c index bde9cc4b6e0f..984d38e85968 100644 --- a/drivers/gpu/drm/i915/display/intel_display.c +++ b/drivers/gpu/drm/i915/display/intel_display.c @@ -9783,7 +9783,7 @@ static bool active_planes_affects_min_cdclk(struct drm_i915_private *dev_priv) /* See {hsw,vlv,ivb}_plane_ratio() */ return IS_BROADWELL(dev_priv) || IS_HASWELL(dev_priv) || IS_CHERRYVIEW(dev_priv) || IS_VALLEYVIEW(dev_priv) || - IS_IVYBRIDGE(dev_priv) || (DISPLAY_VER(dev_priv) >= 11); + IS_IVYBRIDGE(dev_priv); } static int intel_crtc_add_bigjoiner_planes(struct intel_atomic_state *state, @@ -9870,13 +9870,7 @@ static int intel_atomic_check_planes(struct intel_atomic_state *state) old_active_planes = old_crtc_state->active_planes & ~BIT(PLANE_CURSOR); new_active_planes = new_crtc_state->active_planes & ~BIT(PLANE_CURSOR); - /* - * Not only the number of planes, but if the plane configuration had - * changed might already mean we need to recompute min CDCLK, - * because different planes might consume different amount of Dbuf bandwidth - * according to formula: Bw per plane = Pixel rate * bpp * pipe/plane scale factor - */ - if (old_active_planes == new_active_planes) + if (hweight8(old_active_planes) == hweight8(new_active_planes)) continue; ret = intel_crtc_add_planes_to_state(state, crtc, new_active_planes); |