Re: [PATCH v2 1/1] drm/dp_mst: Handle SST-only branch device case

2020-01-17 Thread Lyude Paul
Pushed to drm-misc-fixes, thanks! On Fri, 2020-01-17 at 14:03 +0800, Wayne Lin wrote: > [Why] > While handling LINK_ADDRESS reply, current code expects a peer device > can handle sideband message once the peer device type is reported as > DP_PEER_DEVICE_MST_BRANCHING. However, when the connected d

[PATCH v2 1/1] drm/dp_mst: Handle SST-only branch device case

2020-01-16 Thread Wayne Lin
[Why] While handling LINK_ADDRESS reply, current code expects a peer device can handle sideband message once the peer device type is reported as DP_PEER_DEVICE_MST_BRANCHING. However, when the connected device is a SST branch case, it can't handle the sideband message(MST_CAP=0 in DPCD 00021h). Cu