Commit f0882d3a authored by Dmytro Laktyushkin's avatar Dmytro Laktyushkin Committed by Alex Deucher

drm/amd/display: prevent seamless boot on displays that don't have the preferred dig

Seamless boot requires VBIOS to select dig matching to link order wise. A significant
amount of dal logic makes assumption we are using preferred dig for eDP and if this
isn't the case then seamless boot is not supported.
Reviewed-by: default avatarMartin Leung <Martin.Leung@amd.com>
Acked-by: default avatarStylon Wang <stylon.wang@amd.com>
Signed-off-by: default avatarDmytro Laktyushkin <Dmytro.Laktyushkin@amd.com>
Tested-by: default avatarDaniel Wheeler <daniel.wheeler@amd.com>
Signed-off-by: default avatarAlex Deucher <alexander.deucher@amd.com>
parent 5f9f97c0
...@@ -1556,6 +1556,9 @@ bool dc_validate_boot_timing(const struct dc *dc, ...@@ -1556,6 +1556,9 @@ bool dc_validate_boot_timing(const struct dc *dc,
if (tg_inst >= dc->res_pool->timing_generator_count) if (tg_inst >= dc->res_pool->timing_generator_count)
return false; return false;
if (tg_inst != link->link_enc->preferred_engine)
return false;
tg = dc->res_pool->timing_generators[tg_inst]; tg = dc->res_pool->timing_generators[tg_inst];
if (!tg->funcs->get_hw_timing) if (!tg->funcs->get_hw_timing)
......
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