diff --git a/drivers/gpu/drm/i915/i915_gem_gtt.c b/drivers/gpu/drm/i915/i915_gem_gtt.c index 056f1f0e2772adca686620f77539af542f54a05b..056033791d243414fe7e4e8f2e192267ab550b2e 100644 --- a/drivers/gpu/drm/i915/i915_gem_gtt.c +++ b/drivers/gpu/drm/i915/i915_gem_gtt.c @@ -197,12 +197,19 @@ static gen6_gtt_pte_t iris_pte_encode(dma_addr_t addr, /* Broadwell Page Directory Pointer Descriptors */ static int gen8_write_pdp(struct intel_ring_buffer *ring, unsigned entry, - uint64_t val) + uint64_t val, bool synchronous) { + struct drm_i915_private *dev_priv = ring->dev->dev_private; int ret; BUG_ON(entry >= 4); + if (synchronous) { + I915_WRITE(GEN8_RING_PDP_UDW(ring, entry), val >> 32); + I915_WRITE(GEN8_RING_PDP_LDW(ring, entry), (u32)val); + return 0; + } + ret = intel_ring_begin(ring, 6); if (ret) return ret; @@ -236,7 +243,8 @@ static int gen8_ppgtt_enable(struct drm_device *dev) for (i = used_pd - 1; i >= 0; i--) { dma_addr_t addr = ppgtt->pd_dma_addr[i]; for_each_ring(ring, dev_priv, j) { - ret = gen8_write_pdp(ring, i, addr); + ret = gen8_write_pdp(ring, i, addr, + i915_reset_in_progress(&dev_priv->gpu_error)); if (ret) goto err_out; }