diff options
| author | Jimmy Kizito <Jimmy.Kizito@amd.com> | 2021-04-01 12:59:54 -0400 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2021-05-10 18:09:45 -0400 |
| commit | 99732e52e7f8115d505d88f78f27c48281078f66 (patch) | |
| tree | ce7d3922cb6a56d9ef7b9ba0a275d79033a47598 /drivers/gpu/drm/amd/display/dc/dc_link.h | |
| parent | 011907fda3605177f4fc05bf08fcf0fceaabda49 (diff) | |
drm/amd/display: Update DPRX detection.
[Why]
Some extra provisions are required during DPRX detection for links which
lack physical HPD and AUX/DDC pins.
[How]
Avoid attempting to access nonexistent physical pins during DPRX
detection.
Signed-off-by: Jimmy Kizito <Jimmy.Kizito@amd.com>
Reviewed-by: Jun Lei <Jun.Lei@amd.com>
Acked-by: Stylon Wang <stylon.wang@amd.com>
Tested-by: Daniel Wheeler <daniel.wheeler@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd/display/dc/dc_link.h')
| -rw-r--r-- | drivers/gpu/drm/amd/display/dc/dc_link.h | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/display/dc/dc_link.h b/drivers/gpu/drm/amd/display/dc/dc_link.h index 054bab45ee17..41a09eaea576 100644 --- a/drivers/gpu/drm/amd/display/dc/dc_link.h +++ b/drivers/gpu/drm/amd/display/dc/dc_link.h @@ -113,6 +113,7 @@ struct dc_link { /* TODO: Rename. Flag an endpoint as having a programmable mapping to a * DIG encoder. */ bool is_dig_mapping_flexible; + bool hpd_status; /* HPD status of link without physical HPD pin. */ bool edp_sink_present; |