[Mesa-dev] [PATCH 05/32] i965/miptree: Remove some unneeded restrictions

[Jason Ekstrand]

intel_miptree_supports_ccs_e should handle the gen >= 9 requirement and
there's no reason why we can't do CCS_E on window system buffers so long
as we resolve.
---
 src/mesa/drivers/dri/i965/intel_mipmap_tree.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/src/mesa/drivers/dri/i965/intel_mipmap_tree.c b/src/mesa/drivers/dri/i965/intel_mipmap_tree.c
index 415da21..3eac077 100644
--- a/src/mesa/drivers/dri/i965/intel_mipmap_tree.c
+++ b/src/mesa/drivers/dri/i965/intel_mipmap_tree.c
@@ -283,6 +283,9 @@ static bool
 intel_miptree_supports_ccs_e(struct brw_context *brw,
                              const struct intel_mipmap_tree *mt)
 {
+   if (brw->gen < 9)
+      return false;
+
    /* For now compression is only enabled for integer formats even though
     * there exist supported floating point formats also. This is a heuristic
     * decision based on current public benchmarks. In none of the cases these
@@ -629,7 +632,6 @@ intel_miptree_choose_aux_usage(struct brw_context *brw,
    } else if (intel_tiling_supports_ccs(brw, mt->tiling) &&
               intel_miptree_supports_ccs(brw, mt)) {
       if (!unlikely(INTEL_DEBUG & DEBUG_NO_RBC) &&
-          brw->gen >= 9 && !mt->is_scanout &&
           intel_miptree_supports_ccs_e(brw, mt)) {
          mt->aux_usage = ISL_AUX_USAGE_CCS_E;
       } else {
-- 
2.5.0.400.gff86faf