Re: [PATCH 09/15] drm/dp_mst: Add new quirk for Synaptics MST hubs

2019-09-19 Thread Lyude Paul
Great work! Reviewed-by: Lyude Paul On Wed, 2019-09-18 at 16:26 -0400, mikita.lip...@amd.com wrote: > From: David Francis > > Synaptics DP1.4 hubs (BRANCH_ID 0x90CC24) do not > support virtual DPCD registers, but do support DSC. > The DSC caps can be read from the physical aux, > like in SST

[PATCH 09/15] drm/dp_mst: Add new quirk for Synaptics MST hubs

2019-09-18 Thread mikita.lipski
From: David Francis Synaptics DP1.4 hubs (BRANCH_ID 0x90CC24) do not support virtual DPCD registers, but do support DSC. The DSC caps can be read from the physical aux, like in SST DSC. These hubs have many different DEVICE_IDs. Add a new quirk to detect this case. Change-Id: