Re: [Heads up to maintainers] Re: [PATCH v8 1/1] drm/drm_mst: Use Extended Base Receiver Capability DPCD space

2021-05-04 Thread Daniel Vetter
On Mon, May 03, 2021 at 11:33:33AM +0300, Jani Nikula wrote: > On Fri, 30 Apr 2021, Jani Nikula wrote: > > On Thu, 29 Apr 2021, Lyude Paul wrote: > >> JFYI Jani and Ben: I will be pushing this patch to drm-misc-next sometime > >> today if there's no objections > > > > Thanks for the heads-up, I t

Re: [Heads up to maintainers] Re: [PATCH v8 1/1] drm/drm_mst: Use Extended Base Receiver Capability DPCD space

2021-05-03 Thread Jani Nikula
On Mon, 03 May 2021, Jani Nikula wrote: > On Fri, 30 Apr 2021, Jani Nikula wrote: >> On Thu, 29 Apr 2021, Lyude Paul wrote: >>> JFYI Jani and Ben: I will be pushing this patch to drm-misc-next sometime >>> today if there's no objections >> >> Thanks for the heads-up, I think this breaks i915. Se

Re: [Heads up to maintainers] Re: [PATCH v8 1/1] drm/drm_mst: Use Extended Base Receiver Capability DPCD space

2021-05-03 Thread Jani Nikula
On Fri, 30 Apr 2021, Jani Nikula wrote: > On Thu, 29 Apr 2021, Lyude Paul wrote: >> JFYI Jani and Ben: I will be pushing this patch to drm-misc-next sometime >> today if there's no objections > > Thanks for the heads-up, I think this breaks i915. See my review > comments elsewhere in the thread.

Re: [Heads up to maintainers] Re: [PATCH v8 1/1] drm/drm_mst: Use Extended Base Receiver Capability DPCD space

2021-04-29 Thread Jani Nikula
On Thu, 29 Apr 2021, Lyude Paul wrote: > JFYI Jani and Ben: I will be pushing this patch to drm-misc-next sometime > today if there's no objections Thanks for the heads-up, I think this breaks i915. See my review comments elsewhere in the thread. BR, Jani. > > On Wed, 2021-04-28 at 19:43 -0400

Re: [Intel-gfx] [PATCH v8 1/1] drm/drm_mst: Use Extended Base Receiver Capability DPCD space

2021-04-29 Thread Jani Nikula
On Wed, 28 Apr 2021, Nikola Cornij wrote: > [why] > DP 1.4a spec madates that if DP_EXTENDED_RECEIVER_CAP_FIELD_PRESENT is > set, Extended Base Receiver Capability DPCD space must be used. Without > doing that, the three DPCD values that differ will be wrong, leading to > incorrect or limited func

[Heads up to maintainers] Re: [PATCH v8 1/1] drm/drm_mst: Use Extended Base Receiver Capability DPCD space

2021-04-29 Thread Lyude Paul
JFYI Jani and Ben: I will be pushing this patch to drm-misc-next sometime today if there's no objections On Wed, 2021-04-28 at 19:43 -0400, Nikola Cornij wrote: > [why] > DP 1.4a spec madates that if DP_EXTENDED_RECEIVER_CAP_FIELD_PRESENT is > set, Extended Base Receiver Capability DPCD space must

[PATCH v8 1/1] drm/drm_mst: Use Extended Base Receiver Capability DPCD space

2021-04-28 Thread Nikola Cornij
[why] DP 1.4a spec madates that if DP_EXTENDED_RECEIVER_CAP_FIELD_PRESENT is set, Extended Base Receiver Capability DPCD space must be used. Without doing that, the three DPCD values that differ will be wrong, leading to incorrect or limited functionality. MST link rate, for example, could have a l