linux-kernel - [PATCH AUTOSEL 5.15 30/41] drm/amd/display: Revert FEC check in validation

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Message-Id: <20220412004656.350101-30-sashal@kernel.org>
Date:   Mon, 11 Apr 2022 20:46:42 -0400
From:   Sasha Levin <sashal@...nel.org>
To:     linux-kernel@...r.kernel.org, stable@...r.kernel.org
Cc:     Martin Leung <Martin.Leung@....com>,
        George Shen <George.Shen@....com>,
        Alex Hung <alex.hung@....com>,
        Daniel Wheeler <daniel.wheeler@....com>,
        Alex Deucher <alexander.deucher@....com>,
        Sasha Levin <sashal@...nel.org>, harry.wentland@....com,
        sunpeng.li@....com, Rodrigo.Siqueira@....com,
        christian.koenig@....com, Xinhui.Pan@....com, airlied@...ux.ie,
        daniel@...ll.ch, nicholas.kazlauskas@....com, Wayne.Lin@....com,
        aric.cyr@....com, meenakshikumar.somasundaram@....com,
        michael.strauss@....com, Jimmy.Kizito@....com, Eric.Yang2@....com,
        lee.jones@...aro.org, wenjing.liu@....com, roy.chan@....com,
        amd-gfx@...ts.freedesktop.org, dri-devel@...ts.freedesktop.org
Subject: [PATCH AUTOSEL 5.15 30/41] drm/amd/display: Revert FEC check in validation

From: Martin Leung <Martin.Leung@....com>

[ Upstream commit b2075fce104b88b789c15ef1ed2b91dc94198e26 ]

why and how:
causes failure on install on certain machines

Reviewed-by: George Shen <George.Shen@....com>
Acked-by: Alex Hung <alex.hung@....com>
Signed-off-by: Martin Leung <Martin.Leung@....com>
Tested-by: Daniel Wheeler <daniel.wheeler@....com>
Signed-off-by: Alex Deucher <alexander.deucher@....com>
Signed-off-by: Sasha Levin <sashal@...nel.org>
---
 drivers/gpu/drm/amd/display/dc/core/dc.c | 4 ----
 1 file changed, 4 deletions(-)

diff --git a/drivers/gpu/drm/amd/display/dc/core/dc.c b/drivers/gpu/drm/amd/display/dc/core/dc.c
index 35a27fe48f66..b37c4d2e7a1e 100644
--- a/drivers/gpu/drm/amd/display/dc/core/dc.c
+++ b/drivers/gpu/drm/amd/display/dc/core/dc.c
@@ -1377,10 +1377,6 @@ bool dc_validate_seamless_boot_timing(const struct dc *dc,
 	if (!link->link_enc->funcs->is_dig_enabled(link->link_enc))
 		return false;
 
-	/* Check for FEC status*/
-	if (link->link_enc->funcs->fec_is_active(link->link_enc))
-		return false;
-
 	enc_inst = link->link_enc->funcs->get_dig_frontend(link->link_enc);
 
 	if (enc_inst == ENGINE_ID_UNKNOWN)
-- 
2.35.1