From df1fba075dcf560746122a27abaf47dcdd21f7a5 Mon Sep 17 00:00:00 2001
From: Bhawanpreet Lakha <Bhawanpreet.Lakha@amd.com>
Date: Thu, 3 Oct 2019 13:35:36 -0400
Subject: drm/amd/display: add detile buffer size for renoir
Git-commit: df1fba075dcf560746122a27abaf47dcdd21f7a5
Patch-mainline: v5.5-rc1
References: bsc#1152489

Detile buffer size affects dcc caps, it was already added for
dcn2. Now add it for dcn21

Signed-off-by: Bhawanpreet Lakha <Bhawanpreet.Lakha@amd.com>
Reviewed-by: Roman Li <Roman.Li@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Acked-by: Thomas Zimmermann <tzimmermann@suse.de>
---
 drivers/gpu/drm/amd/display/dc/dcn21/dcn21_hubbub.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/gpu/drm/amd/display/dc/dcn21/dcn21_hubbub.c b/drivers/gpu/drm/amd/display/dc/dcn21/dcn21_hubbub.c
index aeb5de6f4530..f546260c15b7 100644
--- a/drivers/gpu/drm/amd/display/dc/dcn21/dcn21_hubbub.c
+++ b/drivers/gpu/drm/amd/display/dc/dcn21/dcn21_hubbub.c
@@ -653,4 +653,5 @@ void hubbub21_construct(struct dcn20_hubbub *hubbub,
 	hubbub->masks = hubbub_mask;
 
 	hubbub->debug_test_index_pstate = 0xB;
+	hubbub->detile_buf_size = 164 * 1024; /* 164KB for DCN2.0 */
 }
-- 
2.28.0