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| author |   abdoulaye berthe <abdoulaye.berthe@amd.com> | 2019-07-19 10:25:39 -0400 |
|---|---|---|
| committer |   Alex Deucher <alexander.deucher@amd.com> | 2019-11-13 15:29:43 -0500 |
| commit | 8e5100a575433cc185a2e224280fbd873b6692dd (patch) | |
| tree | 093aec8b5d7bdbcefdf4c6694463a662a43d6f6d /drivers/gpu/drm/amd/display/dc/dc_link.h | |
| parent | drm/amd/display: Unify all scaling when Integer Scaling enabled (diff) | |
| download | linux-dev-8e5100a575433cc185a2e224280fbd873b6692dd.tar.xz linux-dev-8e5100a575433cc185a2e224280fbd873b6692dd.zip | |
drm/amd/display: initialize lttpr
[Description]
When reading link, update the procedure as follows:
1-Set aux timeout to extended: 3.2ms
2-Start with reading lttpr caps
3-Determine if lttpr support should be enabled. Reset aux timeout to
400us if no repeater is found.
Signed-off-by: abdoulaye berthe <abdoulaye.berthe@amd.com>
Reviewed-by: Aric Cyr <Aric.Cyr@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 9270e43cd5bb..67ba6666a324 100644 --- a/drivers/gpu/drm/amd/display/dc/dc_link.h +++ b/drivers/gpu/drm/amd/display/dc/dc_link.h @@ -85,6 +85,7 @@ struct dc_link { bool link_state_valid; bool aux_access_disabled; bool sync_lt_in_progress; + bool is_lttpr_mode_transparent; /* caps is the same as reported_link_cap. link_traing use * reported_link_cap. Will clean up. TODO |