When a DP MST link needs retraining, sometimes the hub will detect that
the current link bw config is impossible and will update it's RX caps in
the DPCD to reflect the new maximum link rate. Currently, we make the
assumption that the RX caps in the dpcd will never change like this.
This means if t
On Fri, Mar 09, 2018 at 04:32:28PM -0500, Lyude Paul wrote:
> When a DP MST link needs retraining, sometimes the hub will detect that
> the current link bw config is impossible and will update it's RX caps in
> the DPCD to reflect the new maximum link rate. Currently, we make the
> assumption that
On Fri, Mar 09, 2018 at 04:32:28PM -0500, Lyude Paul wrote:
> When a DP MST link needs retraining, sometimes the hub will detect that
> the current link bw config is impossible and will update it's RX caps in
> the DPCD to reflect the new maximum link rate. Currently, we make the
> assumption that
On Mon, 2018-03-12 at 13:45 -0700, Manasi Navare wrote:
> On Fri, Mar 09, 2018 at 04:32:28PM -0500, Lyude Paul wrote:
> > When a DP MST link needs retraining, sometimes the hub will detect that
> > the current link bw config is impossible and will update it's RX caps in
> > the DPCD to reflect the