r600g: remove a CP DMA workaround that's not needed anymore

Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Tested-by: Grazvydas Ignotas <notasas@gmail.com>
Tested-by: Dieter Nützel <Dieter@nuetzel-hh.de>

diff --git a/src/gallium/drivers/r600/r600_blit.c b/src/gallium/drivers/r600/r600_blit.c
index 76c3364..c9d7823 100644 (file)
--- a/src/gallium/drivers/r600/r600_blit.c
+++ b/src/gallium/drivers/r600/r600_blit.c
@@ -519,12 +519,6 @@ static void r600_copy_buffer(struct pipe_context *ctx, struct pipe_resource *dst
        } else {
                util_resource_copy_region(ctx, dst, 0, dstx, 0, 0, src, 0, src_box);
        }
-
-       /* The index buffer (VGT) doesn't seem to see the result of the copying.
-        * Can we somehow flush the index buffer cache? Starting a new IB seems
-        * to do the trick. */
-       if (rctx->b.chip_class <= R700)
-               rctx->b.gfx.flush(ctx, RADEON_FLUSH_ASYNC, NULL);
 }
 
 /**