diff options
Diffstat (limited to 'drivers/gpu/drm/i915/i915_gem_gtt.c')
| -rw-r--r-- | drivers/gpu/drm/i915/i915_gem_gtt.c | 17 |
1 files changed, 16 insertions, 1 deletions
diff --git a/drivers/gpu/drm/i915/i915_gem_gtt.c b/drivers/gpu/drm/i915/i915_gem_gtt.c index e48df11a19fb..00d4efcd4269 100644 --- a/drivers/gpu/drm/i915/i915_gem_gtt.c +++ b/drivers/gpu/drm/i915/i915_gem_gtt.c @@ -2862,6 +2862,19 @@ static int ggtt_probe_common(struct i915_ggtt *ggtt, u64 size) return 0; } +static void tgl_setup_private_ppat(struct drm_i915_private *dev_priv) +{ + /* TGL doesn't support LLC or AGE settings */ + I915_WRITE(GEN12_PAT_INDEX(0), GEN8_PPAT_WB); + I915_WRITE(GEN12_PAT_INDEX(1), GEN8_PPAT_WC); + I915_WRITE(GEN12_PAT_INDEX(2), GEN8_PPAT_WT); + I915_WRITE(GEN12_PAT_INDEX(3), GEN8_PPAT_UC); + I915_WRITE(GEN12_PAT_INDEX(4), GEN8_PPAT_WB); + I915_WRITE(GEN12_PAT_INDEX(5), GEN8_PPAT_WB); + I915_WRITE(GEN12_PAT_INDEX(6), GEN8_PPAT_WB); + I915_WRITE(GEN12_PAT_INDEX(7), GEN8_PPAT_WB); +} + static void cnl_setup_private_ppat(struct drm_i915_private *dev_priv) { I915_WRITE(GEN10_PAT_INDEX(0), GEN8_PPAT_WB | GEN8_PPAT_LLC); @@ -2942,7 +2955,9 @@ static void setup_private_pat(struct drm_i915_private *dev_priv) { GEM_BUG_ON(INTEL_GEN(dev_priv) < 8); - if (INTEL_GEN(dev_priv) >= 10) + if (INTEL_GEN(dev_priv) >= 12) + tgl_setup_private_ppat(dev_priv); + else if (INTEL_GEN(dev_priv) >= 10) cnl_setup_private_ppat(dev_priv); else if (IS_CHERRYVIEW(dev_priv) || IS_GEN9_LP(dev_priv)) chv_setup_private_ppat(dev_priv); |