From 4db33adf9d6312d68eb5ea5cab2450598ccc849a Mon Sep 17 00:00:00 2001
From: Jordan Justen <jordan.l.justen@intel.com>
Date: Thu, 24 Feb 2022 21:17:57 -0800
Subject: [PATCH] intel/isl: Disable CCS on MTL

MTL requires some ccs/aux-map changes from Jianxun Zhang, which are
still in progress. So, for now we disable ccs on MTL.

Rework:
 * Drop change in isl_surf_supports_ccs (Nanley)

Signed-off-by: Jordan Justen <jordan.l.justen@intel.com>
Reviewed-by: Nanley Chery <nanley.g.chery@intel.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/20046>
---
 src/intel/isl/isl_format.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/src/intel/isl/isl_format.c b/src/intel/isl/isl_format.c
index 198ecdc196f..d014027e62b 100644
--- a/src/intel/isl/isl_format.c
+++ b/src/intel/isl/isl_format.c
@@ -876,6 +876,9 @@ bool
 isl_format_supports_ccs_e(const struct intel_device_info *devinfo,
                           enum isl_format format)
 {
+   if (intel_device_info_is_mtl(devinfo))
+      return false;
+
    /* Wa_22011186057: Disable compression on ADL-P A0 */
    if (devinfo->platform == INTEL_PLATFORM_ADL && devinfo->gt == 2 && devinfo->revision == 0)
       return false;