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authorMikita Lipski <mikita.lipski@amd.com>2018-07-17 17:52:19 +0300
committerAlex Deucher <alexander.deucher@amd.com>2018-08-14 01:29:37 +0300
commit433149130c31de3f63b17b4ce08b45dab208f7e8 (patch)
tree2e8ac02469e4e2d544abcccca0f6a613df93c873 /drivers/gpu
parentad8960a6cb06c446d0a391ce095f6f28edf36aff (diff)
downloadlinux-433149130c31de3f63b17b4ce08b45dab208f7e8.tar.xz
drm/amd/display: Pass connector id when executing VBIOS CT
[why] Older ASICs require both phys_id and connector_id to execute bios command table. If we are not passing the right connector_id - it can lead to a black screen. [how] Set connector_obj_id when executing vbios command table Signed-off-by: Mikita Lipski <mikita.lipski@amd.com> Reviewed-by: Hersen Wu <hersenxs.wu@amd.com> Acked-by: Leo Li <sunpeng.li@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com> Cc: stable@vger.kernel.org
Diffstat (limited to 'drivers/gpu')
-rw-r--r--drivers/gpu/drm/amd/display/dc/dce/dce_link_encoder.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/gpu/drm/amd/display/dc/dce/dce_link_encoder.c b/drivers/gpu/drm/amd/display/dc/dce/dce_link_encoder.c
index 752b3d62e793..eff7d22d78fb 100644
--- a/drivers/gpu/drm/amd/display/dc/dce/dce_link_encoder.c
+++ b/drivers/gpu/drm/amd/display/dc/dce/dce_link_encoder.c
@@ -930,7 +930,7 @@ void dce110_link_encoder_enable_tmds_output(
enum bp_result result;
/* Enable the PHY */
-
+ cntl.connector_obj_id = enc110->base.connector;
cntl.action = TRANSMITTER_CONTROL_ENABLE;
cntl.engine_id = enc->preferred_engine;
cntl.transmitter = enc110->base.transmitter;
@@ -972,7 +972,7 @@ void dce110_link_encoder_enable_dp_output(
* We need to set number of lanes manually.
*/
configure_encoder(enc110, link_settings);
-
+ cntl.connector_obj_id = enc110->base.connector;
cntl.action = TRANSMITTER_CONTROL_ENABLE;
cntl.engine_id = enc->preferred_engine;
cntl.transmitter = enc110->base.transmitter;