Re: [Intel-gfx] [PATCH v3 3/5] drm/dp_mst: Add drm_dp_mst_topology_mgr_lower_link_rate()

2018-03-12 Thread Manasi Navare
On Fri, Mar 09, 2018 at 04:32:29PM -0500, Lyude Paul wrote: > Unlike SST, MST can have far more then a single display hooked up on a > single port. What this also means however, is that if the DisplayPort > link to the top-level MST branch device becomes unstable then every > single branch device

[Intel-gfx] [PATCH v3 3/5] drm/dp_mst: Add drm_dp_mst_topology_mgr_lower_link_rate()

2018-03-09 Thread Lyude Paul
Unlike SST, MST can have far more then a single display hooked up on a single port. What this also means however, is that if the DisplayPort link to the top-level MST branch device becomes unstable then every single branch device also has an unstable link. Additionally, MST has a few more steps