6.5-stable review patch. If anyone has any objections, please let me know.
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From: Daniel Miess daniel.miess@amd.com
commit 23645bca98304a2772f0de96f97370dd567d0ae6 upstream.
[Why] eDPs fail to light up with seamless boot enabled
[How] When seamless boot is enabled don't configure dpms_off in disable_vbios_mode_if_required.
Reviewed-by: Charlene Liu charlene.liu@amd.com Cc: Mario Limonciello mario.limonciello@amd.com Cc: Alex Deucher alexander.deucher@amd.com Cc: stable@vger.kernel.org Acked-by: Tom Chung chiahsuan.chung@amd.com Signed-off-by: Daniel Miess daniel.miess@amd.com Tested-by: Daniel Wheeler daniel.wheeler@amd.com Signed-off-by: Alex Deucher alexander.deucher@amd.com Signed-off-by: Greg Kroah-Hartman gregkh@linuxfoundation.org --- drivers/gpu/drm/amd/display/dc/core/dc.c | 3 +++ 1 file changed, 3 insertions(+)
--- a/drivers/gpu/drm/amd/display/dc/core/dc.c +++ b/drivers/gpu/drm/amd/display/dc/core/dc.c @@ -1263,6 +1263,9 @@ static void disable_vbios_mode_if_requir if (stream == NULL) continue;
+ if (stream->apply_seamless_boot_optimization) + continue; + // only looking for first odm pipe if (pipe->prev_odm_pipe) continue;