4.19-stable patches

[thirdparty/kernel/stable-queue.git] / queue-6.1 / drm-amd-display-do-not-recursively-call-manual-trigg.patch

From f89378511ab34506071b6943d1e2bef2122d54fd Mon Sep 17 00:00:00 2001
From: Sasha Levin <sashal@kernel.org>
Date: Thu, 21 Mar 2024 13:49:43 -0400
Subject: drm/amd/display: Do not recursively call manual trigger programming

From: Dillon Varone <dillon.varone@amd.com>

[ Upstream commit 953927587f37b731abdeabe46ad44a3b3ec67a52 ]

[WHY&HOW]
We should not be recursively calling the manual trigger programming function when
FAMS is not in use.

Cc: stable@vger.kernel.org
Reviewed-by: Alvin Lee <alvin.lee2@amd.com>
Acked-by: Hamza Mahfooz <hamza.mahfooz@amd.com>
Signed-off-by: Dillon Varone <dillon.varone@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>
---
 drivers/gpu/drm/amd/display/dc/dcn32/dcn32_optc.c | 3 ---
 1 file changed, 3 deletions(-)

diff --git a/drivers/gpu/drm/amd/display/dc/dcn32/dcn32_optc.c b/drivers/gpu/drm/amd/display/dc/dcn32/dcn32_optc.c
index a974f86e718a8..37c645a882dd8 100644
--- a/drivers/gpu/drm/amd/display/dc/dcn32/dcn32_optc.c
+++ b/drivers/gpu/drm/amd/display/dc/dcn32/dcn32_optc.c
@@ -216,9 +216,6 @@ static void optc32_setup_manual_trigger(struct timing_generator *optc)
 				OTG_V_TOTAL_MAX_SEL, 1,
 				OTG_FORCE_LOCK_ON_EVENT, 0,
 				OTG_SET_V_TOTAL_MIN_MASK, (1 << 1)); /* TRIGA */
-
-		// Setup manual flow control for EOF via TRIG_A
-		optc->funcs->setup_manual_trigger(optc);
 	}
 }
 
-- 
2.43.0