[PATCH 2/3] drm/dp_mst: Skip CSN if topology probing is not done yet

Lyude Paul lyude at redhat.com
Fri Jun 28 17:40:14 UTC 2024


On Thu, 2024-06-27 at 09:04 +0000, Lin, Wayne wrote:
> 
> I understand your concern. My patch will just check whether mst
> manager starts
> the probing process or not by confirming whether we sent LINK_ADDRESS
> to
> the 1st mst branch already. It will drop the CSN event only when the
> event comes
> earlier than the probing. The CSN events occur during topology
> probing should
> still have chance to be handled after probing process release the
> mgr->probe_lock
> I think. Does this make sense to you please? Thanks!

Yeah - that seems like the perfect solution :), sounds good to me

> 
> > >     } else if (up_req->msg.req_type ==
> > > DP_RESOURCE_STATUS_NOTIFY) {
> > >             const struct drm_dp_resource_status_notify *res_stat
> > > =
> > >                     &up_req->msg.u.resource_stat;
> > 
> > --
> > Cheers,
> >  Lyude Paul (she/her)
> >  Software Engineer at Red Hat
> 
> --
> Regards,
> Wayne Lin
> 

-- 
Cheers,
 Lyude Paul (she/her)
 Software Engineer at Red Hat



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