From 4c94e57c258cb7800aa5f3a9d9597d91291407a9 Mon Sep 17 00:00:00 2001
From: Hersen Wu <hersenxs.wu@amd.com>
Date: Thu, 9 Mar 2023 16:14:08 -0500
Subject: [PATCH] drm/amd/display: fix wrong index used in dccg32_set_dpstreamclk
Git-commit: 4c94e57c258cb7800aa5f3a9d9597d91291407a9
Patch-mainline: v6.3-rc4
References: bsc#1206843
[Why & How]
When merging commit 9af611f29034
("drm/amd/display: Fix DCN32 DPSTREAMCLK_CNTL programming"),
index change was not picked up.
Cc: stable@vger.kernel.org
Cc: Mario Limonciello <mario.limonciello@amd.com>
Fixes: 9af611f29034 ("drm/amd/display: Fix DCN32 DPSTREAMCLK_CNTL programming")
Reviewed-by: Qingqing Zhuo <qingqing.zhuo@amd.com>
Acked-by: Qingqing Zhuo <qingqing.zhuo@amd.com>
Signed-off-by: Hersen Wu <hersenxs.wu@amd.com>
Tested-by: Daniel Wheeler <daniel.wheeler@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Acked-by: Takashi Iwai <tiwai@suse.de>
---
drivers/gpu/drm/amd/display/dc/dcn32/dcn32_dccg.c | 3 +--
1 file changed, 1 insertion(+), 2 deletions(-)
diff --git a/drivers/gpu/drm/amd/display/dc/dcn32/dcn32_dccg.c b/drivers/gpu/drm/amd/display/dc/dcn32/dcn32_dccg.c
index e4472c6be6c3..3fb4bcc34353 100644
--- a/drivers/gpu/drm/amd/display/dc/dcn32/dcn32_dccg.c
+++ b/drivers/gpu/drm/amd/display/dc/dcn32/dcn32_dccg.c
@@ -271,8 +271,7 @@ static void dccg32_set_dpstreamclk(
dccg32_set_dtbclk_p_src(dccg, src, otg_inst);
/* enabled to select one of the DTBCLKs for pipe */
- switch (otg_inst)
- {
+ switch (dp_hpo_inst) {
case 0:
REG_UPDATE_2(DPSTREAMCLK_CNTL,
DPSTREAMCLK0_EN,
--
2.35.3