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| author | Jani Nikula <jani.nikula@intel.com> | 2024-03-19 12:12:48 +0300 |
|---|---|---|
| committer | Jani Nikula <jani.nikula@intel.com> | 2024-03-21 09:44:25 +0300 |
| commit | 281a2cc71a1b9fce8fde59b39671ca55c2bf6307 (patch) | |
| tree | 2ef7bf3a149f648009d71a6af52a99cbdf7b4b2b /drivers/gpu/drm/nouveau | |
| parent | 8353939042e8f8de8c0f98937f42c04eba7c06cd (diff) | |
| download | linux-281a2cc71a1b9fce8fde59b39671ca55c2bf6307.tar.xz | |
drm/mst: read sideband messaging cap
Amend drm_dp_read_mst_cap() to return an enum, indicating "SST", "SST
with sideband messaging", or "MST". Modify all call sites to take the
new return value into account.
v2:
- Rename enumerators (Ville)
Cc: Arun R Murthy <arun.r.murthy@intel.com>
Cc: Ville Syrjälä <ville.syrjala@linux.intel.com>
Cc: Karol Herbst <kherbst@redhat.com>
Cc: Lyude Paul <lyude@redhat.com>
Cc: Danilo Krummrich <dakr@redhat.com>
Reviewed-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Acked-by: Maxime Ripard <mripard@kernel.org>
Acked-by: Danilo Krummrich <dakr@redhat.com>
Link: https://patchwork.freedesktop.org/patch/msgid/b32a3704934871a67d06420b760e148b76c5ced8.1710839496.git.jani.nikula@intel.com
Signed-off-by: Jani Nikula <jani.nikula@intel.com>
Diffstat (limited to 'drivers/gpu/drm/nouveau')
| -rw-r--r-- | drivers/gpu/drm/nouveau/nouveau_dp.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/gpu/drm/nouveau/nouveau_dp.c b/drivers/gpu/drm/nouveau/nouveau_dp.c index 7de7707ec6a8..fb06ee17d9e5 100644 --- a/drivers/gpu/drm/nouveau/nouveau_dp.c +++ b/drivers/gpu/drm/nouveau/nouveau_dp.c @@ -181,7 +181,7 @@ nouveau_dp_probe_dpcd(struct nouveau_connector *nv_connector, if (nouveau_mst) { mstm = outp->dp.mstm; if (mstm) - mstm->can_mst = drm_dp_read_mst_cap(aux, dpcd); + mstm->can_mst = drm_dp_read_mst_cap(aux, dpcd) == DRM_DP_MST; } if (nouveau_dp_has_sink_count(connector, outp)) { |