vc4: Disable RCL blitting when scissors are enabled.

We could potentially handle scissored blits when they're tile aligned, but
it doesn't seem worth it.  If you're doing a scissored blit, you're
probably a testcase.

Fixes piglit's fbo-scissor-blit fbo

diff --git a/src/gallium/drivers/vc4/vc4_blit.c b/src/gallium/drivers/vc4/vc4_blit.c
index d5839c5..f58cfd3 100644 (file)
--- a/src/gallium/drivers/vc4/vc4_blit.c
+++ b/src/gallium/drivers/vc4/vc4_blit.c
@@ -57,6 +57,9 @@ vc4_tile_blit(struct pipe_context *pctx, const struct pipe_blit_info *info)
         if (util_format_is_depth_or_stencil(info->dst.resource->format))
                 return false;
 
+        if (info->scissor_enable)
+                return false;
+
         if ((info->mask & PIPE_MASK_RGBA) == 0)
                 return false;