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-rw-r--r--src/intel/isl/isl.h20
-rw-r--r--src/mesa/drivers/dri/i965/intel_mipmap_tree.c3
2 files changed, 21 insertions, 2 deletions
diff --git a/src/intel/isl/isl.h b/src/intel/isl/isl.h
index ca4556ffcf..df275f85c4 100644
--- a/src/intel/isl/isl.h
+++ b/src/intel/isl/isl.h
@@ -1558,6 +1558,26 @@ isl_drm_modifier_has_aux(uint64_t modifier)
return isl_drm_modifier_get_info(modifier)->aux_usage != ISL_AUX_USAGE_NONE;
}
+/** Returns the default isl_aux_state for the given modifier.
+ *
+ * All modified images are required to be kept out of the AUX_INVALID state
+ * but they may or may not actually be compressed and may or may not have
+ * clear color. This function returns the worst case aux_state that we need
+ * to assume when getting a surface from another process or API.
+ */
+static inline enum isl_aux_state
+isl_drm_modifier_get_default_aux_state(uint64_t modifier)
+{
+ const struct isl_drm_modifier_info *mod_info =
+ isl_drm_modifier_get_info(modifier);
+
+ if (!mod_info || mod_info->aux_usage == ISL_AUX_USAGE_NONE)
+ return ISL_AUX_STATE_AUX_INVALID;
+
+ return mod_info->supports_clear_color ? ISL_AUX_STATE_COMPRESSED_CLEAR :
+ ISL_AUX_STATE_COMPRESSED_NO_CLEAR;
+}
+
struct isl_extent2d ATTRIBUTE_CONST
isl_get_interleaved_msaa_px_size_sa(uint32_t samples);
diff --git a/src/mesa/drivers/dri/i965/intel_mipmap_tree.c b/src/mesa/drivers/dri/i965/intel_mipmap_tree.c
index 253d3a13f9..5b7cde82f6 100644
--- a/src/mesa/drivers/dri/i965/intel_mipmap_tree.c
+++ b/src/mesa/drivers/dri/i965/intel_mipmap_tree.c
@@ -1075,8 +1075,7 @@ intel_miptree_create_for_dri_image(struct brw_context *brw,
* a worst case of compression.
*/
enum isl_aux_state initial_state =
- mod_info->supports_clear_color ? ISL_AUX_STATE_COMPRESSED_CLEAR :
- ISL_AUX_STATE_COMPRESSED_NO_CLEAR;
+ isl_drm_modifier_get_default_aux_state(image->modifier);
if (!create_ccs_buf_for_image(brw, image, mt, initial_state)) {
intel_miptree_release(&mt);