From dd215c83d0479f3356de4b3814dee8b8e64023cb Mon Sep 17 00:00:00 2001
From: Nanley Chery <nanley.g.chery@intel.com>
Date: Wed, 15 Apr 2020 16:47:46 -0700
Subject: [PATCH] iris: Support MC modifier in plane count queries

Reviewed-by: Lionel Landwerlin <lionel.g.landwerlin@intel.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/6486>
---
 src/gallium/drivers/iris/iris_resource.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/gallium/drivers/iris/iris_resource.c b/src/gallium/drivers/iris/iris_resource.c
index b8c54c768ea..4cb96126522 100644
--- a/src/gallium/drivers/iris/iris_resource.c
+++ b/src/gallium/drivers/iris/iris_resource.c
@@ -1145,7 +1145,7 @@ iris_resource_get_param(struct pipe_screen *pscreen,
    switch (param) {
    case PIPE_RESOURCE_PARAM_NPLANES:
       if (mod_with_aux) {
-         *value = 2;
+         *value = 2 * util_format_get_num_planes(res->external_format);
       } else {
          unsigned count = 0;
          for (struct pipe_resource *cur = resource; cur; cur = cur->next)