i915: Restore the accelerated PBO pixel path functions after GEM changes.

The fencing code is not required, and waiting on the fences defeated one of
the purposes of the extension, which is to allow asynchronous readpixels.

1 files changed, 0 insertions, 9 deletions

diff --git a/src/mesa/drivers/dri/i915/intel_pixel_read.c b/src/mesa/drivers/dri/i915/intel_pixel_read.c
index 2e31656e984..0b95421a25f 100644
--- a/src/mesa/drivers/dri/i915/intel_pixel_read.c
+++ b/src/mesa/drivers/dri/i915/intel_pixel_read.c
@@ -173,7 +173,6 @@ do_blit_readpixels(GLcontext * ctx,
    struct intel_buffer_object *dst = intel_buffer_object(pack->BufferObj);
    GLuint dst_offset;
    GLuint rowLength;
-   dri_fence *fence = NULL;
 
    if (INTEL_DEBUG & DEBUG_PIXEL)
       _mesa_printf("%s\n", __FUNCTION__);
@@ -275,17 +274,9 @@ do_blit_readpixels(GLcontext * ctx,
       }
 
       intel_batchbuffer_flush(intel->batch);
-      fence = intel->batch->last_fence;
-      dri_fence_reference(fence);
-
    }
    UNLOCK_HARDWARE(intel);
 
-   if (fence) {
-      dri_fence_wait(fence);
-      dri_fence_unreference(fence);
-   }
-
    if (INTEL_DEBUG & DEBUG_PIXEL)
       _mesa_printf("%s - DONE\n", __FUNCTION__);