Message ID | 1365077622-4605-2-git-send-email-ville.syrjala@linux.intel.com (mailing list archive) |
---|---|
State | New, archived |
Headers | show |
diff --git a/drivers/gpu/drm/i915/i915_gem_gtt.c b/drivers/gpu/drm/i915/i915_gem_gtt.c index 593137b..a851362 100644 --- a/drivers/gpu/drm/i915/i915_gem_gtt.c +++ b/drivers/gpu/drm/i915/i915_gem_gtt.c @@ -323,6 +323,11 @@ void i915_gem_init_ppgtt(struct drm_device *dev) ECOCHK_PPGTT_CACHE64B); I915_WRITE(GFX_MODE, _MASKED_BIT_ENABLE(GFX_PPGTT_ENABLE)); } else if (INTEL_INFO(dev)->gen >= 7) { + uint32_t ecobits; + + ecobits = I915_READ(GAC_ECO_BITS); + I915_WRITE(GAC_ECO_BITS, ecobits | ECOBITS_PPGTT_CACHE64B); + I915_WRITE(GAM_ECOCHK, ECOCHK_PPGTT_CACHE64B); /* GFX_MODE is per-ring on gen7+ */ }