intel: combine short memcpy using a temporary allocated buffer

Using a temporary buffer for large discontiguous uploads into the common
buffer and a single buffered upload is faster than performing the
discontiguous copies through a mapping into the GTT.

Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>

1 files changed, 5 insertions, 3 deletions

diff --git a/src/mesa/drivers/dri/intel/intel_buffer_objects.h b/src/mesa/drivers/dri/intel/intel_buffer_objects.h
index 4b66bf7d59..2d86becdf3 100644
--- a/src/mesa/drivers/dri/intel/intel_buffer_objects.h
+++ b/src/mesa/drivers/dri/intel/intel_buffer_objects.h
@@ -76,9 +76,11 @@ void intel_upload_data(struct intel_context *intel,
 		       GLuint *return_offset);
 
 void *intel_upload_map(struct intel_context *intel,
-		       GLuint size,
-		       drm_intel_bo **return_bo,
-		       GLuint *return_offset);
+		       GLuint size);
+void intel_upload_unmap(struct intel_context *intel,
+			const void *ptr, GLuint size,
+			drm_intel_bo **return_bo,
+			GLuint *return_offset);
 
 void intel_upload_finish(struct intel_context *intel);