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From: Anson Jacob <Anson.Jacob@amd.com>
To: <amd-gfx@lists.freedesktop.org>
Cc: Eryk.Brol@amd.com, Sunpeng.Li@amd.com, Harry.Wentland@amd.com,
	Qingqing.Zhuo@amd.com, Rodrigo.Siqueira@amd.com,
	Nikola Cornij <Nikola.Cornij@amd.com>,
	Anson Jacob <anson.jacob@amd.com>,
	Aurabindo.Pillai@amd.com, Mike Hsieh <chun-wei.hsieh@amd.com>,
	Bhawanpreet.Lakha@amd.com, bindu.r@amd.com
Subject: [PATCH 02/16] drm/amd/display: disable FEC while using eDP
Date: Fri, 15 Jan 2021 12:27:03 -0500	[thread overview]
Message-ID: <20210115172714.126866-3-Anson.Jacob@amd.com> (raw)
In-Reply-To: <20210115172714.126866-1-Anson.Jacob@amd.com>

From: Mike Hsieh <chun-wei.hsieh@amd.com>

[Why]
FEC over eDP support is incomplete.

[How]
Disable FEC over eDP.

Signed-off-by: Mike Hsieh <chun-wei.hsieh@amd.com>
Reviewed-by: Nikola Cornij <Nikola.Cornij@amd.com>
Acked-by: Anson Jacob <anson.jacob@amd.com>
---
 drivers/gpu/drm/amd/display/dc/core/dc_link.c | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/drivers/gpu/drm/amd/display/dc/core/dc_link.c b/drivers/gpu/drm/amd/display/dc/core/dc_link.c
index 4f58a5c43548..c7d6ceb8fed8 100644
--- a/drivers/gpu/drm/amd/display/dc/core/dc_link.c
+++ b/drivers/gpu/drm/amd/display/dc/core/dc_link.c
@@ -3700,9 +3700,10 @@ bool dc_link_should_enable_fec(const struct dc_link *link)
 	bool is_fec_disable = false;
 	bool ret = false;
 
-	if (link->connector_signal != SIGNAL_TYPE_DISPLAY_PORT_MST &&
+	if ((link->connector_signal != SIGNAL_TYPE_DISPLAY_PORT_MST &&
 			link->local_sink &&
-			link->local_sink->edid_caps.panel_patch.disable_fec)
+			link->local_sink->edid_caps.panel_patch.disable_fec) ||
+			link->connector_signal == SIGNAL_TYPE_EDP) // Disable FEC for eDP
 		is_fec_disable = true;
 
 	if (dc_link_is_fec_supported(link) && !link->dc->debug.disable_fec && !is_fec_disable)
-- 
2.25.1

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  parent reply	other threads:[~2021-01-15 17:30 UTC|newest]

Thread overview: 19+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-01-15 17:26 [PATCH 00/16] DC Patches January 15, 2020 Anson Jacob
2021-01-15 17:27 ` [PATCH 01/16] drm/amd/display: Fixed corruptions on HPDRX link loss restore Anson Jacob
2021-01-15 17:27 ` Anson Jacob [this message]
2021-01-15 17:27 ` [PATCH 03/16] drm/amd/display: DCN2X Find Secondary Pipe properly in MPO + ODM Case Anson Jacob
2021-01-15 17:27 ` [PATCH 04/16] drm/amd/display: Use hardware sequencer functions for PG control Anson Jacob
2021-01-15 17:27 ` [PATCH 05/16] drm/amd/display: Report Freesync to vrr_range debugfs entry in DRM Anson Jacob
2021-01-15 17:27 ` [PATCH 06/16] drm/amd/display: Allow dmub srv hardware reset before HW init Anson Jacob
2021-01-15 17:27 ` [PATCH 07/16] drm/amd/display: Guard against NULL pointer deref when get_i2c_info fails Anson Jacob
2021-01-15 17:27 ` [PATCH 08/16] drm/amd/display: Fix reset sequence with driver direct DMCUB fw load Anson Jacob
2021-01-15 17:27 ` [PATCH 09/16] drm/amd/display: Change function decide_dp_link_settings to avoid infinite looping Anson Jacob
2021-01-15 17:27 ` [PATCH 10/16] drm/amd/display: Allow dmu_stg to support cached inbox for dmub Anson Jacob
2021-01-15 17:27 ` [PATCH 11/16] drm/amd/display: Log link/connector info provided in BIOS object table Anson Jacob
2021-01-15 17:27 ` [PATCH 12/16] drm/amd/display: Fix dml20v2_ModeSupportAndSystemConfigurationFull() to check DesiredBPP Anson Jacob
2021-01-15 17:27 ` [PATCH 13/16] drm/amd/display: Allow PSTATE chnage when no displays are enabled Anson Jacob
2021-01-15 17:27 ` [PATCH 14/16] drm/amd/display: Update dram_clock_change_latency for DCN2.1 Anson Jacob
2021-01-15 17:27 ` [PATCH 15/16] drm/amd/display: [FW Promotion] Release 0.0.48 Anson Jacob
2021-01-15 17:27 ` [PATCH 16/16] drm/amd/display: 3.2.119 Anson Jacob
2021-01-18 12:04   ` Paul Menzel
2021-01-15 22:36 ` [PATCH 00/16] DC Patches January 15, 2020 Wheeler, Daniel

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