Signed-off-by: Tiago Vignatti <tiago.vignatti at intel.com>
---
drivers/gpu/drm/i915/i915_gem_dmabuf.c | 10 ++++++++++
1 file changed, 10 insertions(+)
diff --git a/drivers/gpu/drm/i915/i915_gem_dmabuf.c
b/drivers/gpu/drm/i915/i915_gem_dmabuf.c
index e9c2bfd..8447ba4 100644
--- a/drivers/gpu/drm/i915/i915_gem_dmabuf.c
+++ b/drivers/gpu/drm/i915/i915_gem_dmabuf.c
@@ -212,6 +212,15 @@ static int i915_gem_begin_cpu_access(struct dma_buf
*dma_buf, size_t start, size
return ret;
}
+static void i915_gem_end_cpu_access(struct dma_buf *dma_buf, size_t start,
size_t length, enum dma_data_direction direction)
+{
+ struct drm_i915_gem_object *obj = dma_buf_to_obj(dma_buf);
+ bool write = (direction == DMA_BIDIRECTIONAL || direction ==
DMA_TO_DEVICE);
+
+ if (i915_gem_object_set_to_gtt_domain(obj, write))
+ DRM_ERROR("failed to set bo into the GTT\n");
+}
+
static const struct dma_buf_ops i915_dmabuf_ops = {
.map_dma_buf = i915_gem_map_dma_buf,
.unmap_dma_buf = i915_gem_unmap_dma_buf,
@@ -224,6 +233,7 @@ static const struct dma_buf_ops i915_dmabuf_ops = {
.vmap = i915_gem_dmabuf_vmap,
.vunmap = i915_gem_dmabuf_vunmap,
.begin_cpu_access = i915_gem_begin_cpu_access,
+ .end_cpu_access = i915_gem_end_cpu_access,
};
struct dma_buf *i915_gem_prime_export(struct drm_device *dev,
--
2.1.0
