Re: [PATCH v2 08/14] drm/dp-mst: Parse FEC capability on MST ports

2019-08-20 Thread Lyude Paul
Reviewed-by: Lyude Paul On Tue, 2019-08-20 at 15:11 -0400, David Francis wrote: > As of DP1.4, ENUM_PATH_RESOURCES returns a bit indicating > if FEC can be supported up to that point in the MST network. > > The bit is the first byte of the ENUM_PATH_RESOURCES ack reply, > bottom-most bit (refer

[PATCH v2 08/14] drm/dp-mst: Parse FEC capability on MST ports

2019-08-20 Thread David Francis
As of DP1.4, ENUM_PATH_RESOURCES returns a bit indicating if FEC can be supported up to that point in the MST network. The bit is the first byte of the ENUM_PATH_RESOURCES ack reply, bottom-most bit (refer to section 2.11.9.4 of DP standard, v1.4) That value is needed for FEC and DSC support Sto