diff options
Diffstat (limited to 'drivers/gpu/drm/radeon/radeon_dp_mst.c')
| -rw-r--r-- | drivers/gpu/drm/radeon/radeon_dp_mst.c | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/drivers/gpu/drm/radeon/radeon_dp_mst.c b/drivers/gpu/drm/radeon/radeon_dp_mst.c index 59cf1d288465..13072c2a6502 100644 --- a/drivers/gpu/drm/radeon/radeon_dp_mst.c +++ b/drivers/gpu/drm/radeon/radeon_dp_mst.c @@ -629,13 +629,20 @@ int radeon_dp_mst_init(struct radeon_connector *radeon_connector) { struct drm_device *dev = radeon_connector->base.dev; + int max_link_rate; if (!radeon_connector->ddc_bus->has_aux) return 0; + if (radeon_connector_is_dp12_capable(&radeon_connector->base)) + max_link_rate = 0x14; + else + max_link_rate = 0x0a; + radeon_connector->mst_mgr.cbs = &mst_cbs; return drm_dp_mst_topology_mgr_init(&radeon_connector->mst_mgr, dev, &radeon_connector->ddc_bus->aux, 16, 6, + 4, (u8)max_link_rate, radeon_connector->base.base.id); } |