Similarly to vulkan where we store the clear value in the aux surface,
we can do the same in GL.
v2: Remove unneeded extra function.
v3: Use clear_value_state_size instead of clear_value_size.
Signed-off-by: Rafael Antognolli <rafael.antogno...@intel.com>
---
src/mesa/drivers/dri/i965/intel_mipmap_tree.c | 10 ++++++++++
1 file changed, 10 insertions(+)
diff --git a/src/mesa/drivers/dri/i965/intel_mipmap_tree.c
b/src/mesa/drivers/dri/i965/intel_mipmap_tree.c
index 6d35c9d3928..7bdd4d89ccc 100644
--- a/src/mesa/drivers/dri/i965/intel_mipmap_tree.c
+++ b/src/mesa/drivers/dri/i965/intel_mipmap_tree.c
@@ -1676,6 +1676,16 @@ intel_alloc_aux_buffer(struct brw_context *brw,
return false;
buf->size = aux_surf->size;
+
+ const struct gen_device_info *devinfo = &brw->screen->devinfo;
+ if (devinfo->gen >= 10) {
+ /* On CNL, instead of setting the clear color in the SURFACE_STATE, we
+ * will set a pointer to a dword somewhere that contains the color. So,
+ * allocate the space for the clear color value here on the aux buffer.
+ */
+ buf->size += brw->isl_dev.ss.clear_value_state_size;
+ }
+
buf->pitch = aux_surf->row_pitch;
buf->qpitch = isl_surf_get_array_pitch_sa_rows(aux_surf);
--
2.14.3
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