diff options
Diffstat (limited to 'drivers/gpu/drm/i915/i915_gem_gtt.c')
| -rw-r--r-- | drivers/gpu/drm/i915/i915_gem_gtt.c | 25 |
1 files changed, 10 insertions, 15 deletions
diff --git a/drivers/gpu/drm/i915/i915_gem_gtt.c b/drivers/gpu/drm/i915/i915_gem_gtt.c index c5ee1567f3d1..3ee2f682eff6 100644 --- a/drivers/gpu/drm/i915/i915_gem_gtt.c +++ b/drivers/gpu/drm/i915/i915_gem_gtt.c @@ -55,22 +55,17 @@ int i915_gem_gtt_prepare_pages(struct drm_i915_gem_object *obj, void i915_gem_gtt_finish_pages(struct drm_i915_gem_object *obj, struct sg_table *pages) { - struct drm_i915_private *dev_priv = to_i915(obj->base.dev); - struct device *kdev = &dev_priv->drm.pdev->dev; - struct i915_ggtt *ggtt = &dev_priv->ggtt; - - if (unlikely(ggtt->do_idle_maps)) { - /* XXX This does not prevent more requests being submitted! */ - if (intel_gt_retire_requests_timeout(ggtt->vm.gt, - -MAX_SCHEDULE_TIMEOUT)) { - drm_err(&dev_priv->drm, - "Failed to wait for idle; VT'd may hang.\n"); - /* Wait a bit, in hopes it avoids the hang */ - udelay(10); - } - } + struct drm_i915_private *i915 = to_i915(obj->base.dev); + struct i915_ggtt *ggtt = &i915->ggtt; + + /* XXX This does not prevent more requests being submitted! */ + if (unlikely(ggtt->do_idle_maps)) + /* Wait a bit, in the hope it avoids the hang */ + usleep_range(100, 250); - dma_unmap_sg(kdev, pages->sgl, pages->nents, PCI_DMA_BIDIRECTIONAL); + dma_unmap_sg(&i915->drm.pdev->dev, + pages->sgl, pages->nents, + PCI_DMA_BIDIRECTIONAL); } /** |