From: Lucas De Marchi Date: Wed, 7 Sep 2022 23:25:42 +0000 (-0700) Subject: Revert "drm/i915/dg2: extend Wa_1409120013 to DG2" X-Git-Url: http://git.maquefel.me/?a=commitdiff_plain;h=68d46e52092d9a94370d44cf23db58cfdcc4fbaf;p=linux.git Revert "drm/i915/dg2: extend Wa_1409120013 to DG2" This reverts commit 487970e8bb776c989013bb59d6cbb22e45b9afc6. Updated bspec and workaround database note Wa_1409120013 is not needed for DG2 (or any Xe_LPD) platform. Simply check by display version 12. v2: Simplify condition check to display version (Matt Roper) Cc: Matt Atwood Cc: Clint Taylor Signed-off-by: Lucas De Marchi Reviewed-by: Matt Roper Link: https://patchwork.freedesktop.org/patch/msgid/20220907232541.1720966-1-lucas.demarchi@intel.com Signed-off-by: Joonas Lahtinen --- diff --git a/drivers/gpu/drm/i915/intel_pm.c b/drivers/gpu/drm/i915/intel_pm.c index 7a3f023d39e96..d309cc031e939 100644 --- a/drivers/gpu/drm/i915/intel_pm.c +++ b/drivers/gpu/drm/i915/intel_pm.c @@ -7466,9 +7466,8 @@ static void icl_init_clock_gating(struct drm_i915_private *dev_priv) static void gen12lp_init_clock_gating(struct drm_i915_private *dev_priv) { - /* Wa_1409120013:tgl,rkl,adl-s,dg1,dg2 */ - if (IS_TIGERLAKE(dev_priv) || IS_ROCKETLAKE(dev_priv) || - IS_ALDERLAKE_S(dev_priv) || IS_DG1(dev_priv) || IS_DG2(dev_priv)) + /* Wa_1409120013 */ + if (DISPLAY_VER(dev_priv) == 12) intel_uncore_write(&dev_priv->uncore, ILK_DPFC_CHICKEN(INTEL_FBC_A), DPFC_CHICKEN_COMP_DUMMY_PIXEL);