Thanks a lot.
On Wed, Sep 23, 2020, 10:18 PM Lyude Paul <ly...@redhat.com> wrote:
> On Wed, 2020-09-23 at 10:16 +0800, Koba Ko wrote:
> > Thanks for the review.
> > Sorry for that I thought the review tag should be appended by myself.
> > One thing to confirm with you, will you or I push this patch to drm-misc-
> > next ?
>
> I already pushed it with the change, so everything is all set
>
> > Thanks a lot.
> >
> > On Wed, Sep 23, 2020 at 2:01 AM Lyude Paul <ly...@redhat.com> wrote:
> > > One last change I realized we should do is print the name of the AUX
> > > adapter
> > > in question. I don't mind just adding that myself before I push it
> though
> > > so
> > > you don't need to send a respin.
> > >
> > > Going to go push this to drm-misc-next, thanks!
> > >
> > > On Tue, 2020-09-22 at 14:53 +0800, Koba Ko wrote:
> > > > As per DP-1.3, First check DP_EXTENDED_RECEIVER_CAP_FIELD_PRESENT.
> > > > If DP_EXTENDED_RECEIVER_CAP_FIELD_PRESENT is 1,read the
> DP_DP13_DPCD_REV
> > > > to
> > > > get the faster capability.
> > > > If DP_EXTENDED_RECEIVER_CAP_FIELD_PRESENT is 0,read DP_DPCD_REV.
> > > >
> > > > Signed-off-by: Koba Ko <koba...@canonical.com>
> > > > Reviewed-by: Lyude Paul <ly...@redhat.com>
> > > > ---
> > > > drivers/gpu/drm/drm_dp_mst_topology.c | 6 +++---
> > > > 1 file changed, 3 insertions(+), 3 deletions(-)
> > > >
> > > > diff --git a/drivers/gpu/drm/drm_dp_mst_topology.c
> > > > b/drivers/gpu/drm/drm_dp_mst_topology.c
> > > > index e87542533640..63f8809b9aa4 100644
> > > > --- a/drivers/gpu/drm/drm_dp_mst_topology.c
> > > > +++ b/drivers/gpu/drm/drm_dp_mst_topology.c
> > > > @@ -3686,9 +3686,9 @@ int drm_dp_mst_topology_mgr_set_mst(struct
> > > > drm_dp_mst_topology_mgr *mgr, bool ms
> > > > WARN_ON(mgr->mst_primary);
> > > >
> > > > /* get dpcd info */
> > > > - ret = drm_dp_dpcd_read(mgr->aux, DP_DPCD_REV,
> mgr->dpcd,
> > > > DP_RECEIVER_CAP_SIZE);
> > > > - if (ret != DP_RECEIVER_CAP_SIZE) {
> > > > - DRM_DEBUG_KMS("failed to read DPCD\n");
> > > > + ret = drm_dp_read_dpcd_caps(mgr->aux, mgr->dpcd);
> > > > + if (ret < 0) {
> > > > + drm_dbg_kms(mgr->dev, "failed to read DPCD, ret
> > > > %d\n",
> > > > ret);
> > > > goto out_unlock;
> > > > }
> > > >
> > > --
> > > Cheers,
> > > Lyude Paul (she/her)
> > > Software Engineer at Red Hat
> > >
> --
> Cheers,
> Lyude Paul (she/her)
> Software Engineer at Red Hat
>
>
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