Ensures that the batch buffer is executed by the resource streamer.
Signed-off-by: Abdiel Janulgue <abdiel.janulgue@xxxxxxxxxxxxxxx>
---
drivers/gpu/drm/i915/i915_gem_execbuffer.c | 2 ++
include/uapi/drm/i915_drm.h | 5 +++++
2 files changed, 7 insertions(+)
diff --git a/drivers/gpu/drm/i915/i915_gem_execbuffer.c b/drivers/gpu/drm/i915/i915_gem_execbuffer.c
index 0ce0d47..4a56c58 100644
--- a/drivers/gpu/drm/i915/i915_gem_execbuffer.c
+++ b/drivers/gpu/drm/i915/i915_gem_execbuffer.c
@@ -962,6 +962,8 @@ i915_gem_do_execbuffer(struct drm_device *dev, void *data,
case I915_EXEC_DEFAULT:
case I915_EXEC_RENDER:
ring = &dev_priv->ring[RCS];
+ flags |= (args->flags & I915_EXEC_RESOURCE_STREAMER) ?
+ I915_EXEC_RESOURCE_STREAMER : 0;
break;
case I915_EXEC_BSD:
ring = &dev_priv->ring[VCS];
diff --git a/include/uapi/drm/i915_drm.h b/include/uapi/drm/i915_drm.h
index 3a4e97b..5a4bd16 100644
--- a/include/uapi/drm/i915_drm.h
+++ b/include/uapi/drm/i915_drm.h
@@ -731,6 +731,11 @@ struct drm_i915_gem_execbuffer2 {
*/
#define I915_EXEC_HANDLE_LUT (1<<12)
+/** Tell the kernel that the batchbuffer is processed by
+ * the resource streamer.
+ */
+#define I915_EXEC_RESOURCE_STREAMER (1<<13)
+
#define __I915_EXEC_UNKNOWN_FLAGS -(I915_EXEC_HANDLE_LUT<<1)
#define I915_EXEC_CONTEXT_ID_MASK (0xffffffff)
--
1.7.9.5
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