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Ip=[165.204.84.17]; Helo=[satlexmb07.amd.com] X-MS-Exchange-CrossTenant-AuthSource: BN2PEPF0000A894.namprd04.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: DS0PR12MB8219 X-BeenThere: amd-gfx@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Discussion list for AMD gfx List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: amd-gfx-bounces@lists.freedesktop.org Sender: "amd-gfx" From: Yi-Ling Chen [Why] Disable FEC for certain panels. [How] To align FEC HW/SW status when enabling the option. Reviewed-by: Aric Cyr Signed-off-by: Yi-Ling Chen Signed-off-by: Chenyu Chen --- drivers/gpu/drm/amd/display/dc/core/dc.c | 6 ++++++ 1 file changed, 6 insertions(+) diff --git a/drivers/gpu/drm/amd/display/dc/core/dc.c b/drivers/gpu/drm/amd/display/dc/core/dc.c index 8e8d221c2bc5..ab192291ed52 100644 --- a/drivers/gpu/drm/amd/display/dc/core/dc.c +++ b/drivers/gpu/drm/amd/display/dc/core/dc.c @@ -1870,6 +1870,12 @@ bool dc_validate_boot_timing(const struct dc *dc, return false; } + if (sink->edid_caps.panel_patch.disable_fec && + (link->fec_state == dc_link_fec_enabled)) { + DC_LOG_DEBUG("boot timing validation failed due to FEC WA & FEC HW is active\n"); + return false; + } + /* Check for enabled DIG to identify enabled display */ if (!link->link_enc->funcs->is_dig_enabled(link->link_enc)) { DC_LOG_DEBUG("boot timing validation failed due to disabled DIG\n"); -- 2.43.0