From: "Ville Syrjälä" <ville.syrjala-VuQAYsv1563Yd54FQh9/CA@public.gmane.org>
To: Ilia Mirkin <imirkin-FrUbXkNCsVf2fBVCVOL8/A@public.gmane.org>
Cc: nouveau
<nouveau-PD4FTy7X32lNgt0PjOBp9y5qC8QIuHrW@public.gmane.org>,
Oleg Vasilev
<oleg.vasilev-ral2JQCrhuEAvxtiuMwx3w@public.gmane.org>,
Ben Skeggs <bskeggs-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>,
dri-devel
<dri-devel-PD4FTy7X32lNgt0PjOBp9y5qC8QIuHrW@public.gmane.org>,
Emil Velikov
<emil.velikov-ZGY8ohtN/8qB+jHODAdFcQ@public.gmane.org>
Subject: Re: [PATCH v3 5/7] drm/nouveau: utilize subconnector property for DP
Date: Wed, 28 Aug 2019 17:54:04 +0300 [thread overview]
Message-ID: <20190828145404.GE7482@intel.com> (raw)
In-Reply-To: <CAKb7Uvg=5BrQmLsq_=Cv1D_-baQ_crWRDePbnXXKy-jCVXtvsA-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
On Wed, Aug 28, 2019 at 10:47:08AM -0400, Ilia Mirkin wrote:
> On Wed, Aug 28, 2019 at 10:38 AM Ville Syrjälä
> <ville.syrjala@linux.intel.com> wrote:
> >
> > On Mon, Aug 26, 2019 at 09:36:50AM -0400, Ilia Mirkin wrote:
> > > This should probably be fixed to account for the scenario where an
> > > HDMI connector is plugged directly into the DP++ port. I don't think
> > > the dp.subconnector property will be valid in that case.
> > > (Unfortunately I don't remember how one detects that particular
> > > situation.)
> >
> > One may or may not be able to detect it very well. I've seen dongles
> > that automagically change the DFP type from DP++ to DP/HDMI depending
> > on what's plugged in, and I've also seen dongles that leave the DFP
> > type to DP++.
>
> Well, our internal logic certainly knows if it's driving DP or TMDS. I
> just don't remember how it knows this.
You'll be driving DP in this case. The DFP will be the one driving
DP or TMDS depending on what's plugged in.
--
Ville Syrjälä
Intel
_______________________________________________
Nouveau mailing list
Nouveau@lists.freedesktop.org
https://lists.freedesktop.org/mailman/listinfo/nouveau
next prev parent reply other threads:[~2019-08-28 14:54 UTC|newest]
Thread overview: 29+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-08-26 13:22 Subconnector property for DP downstream type Oleg Vasilev
2019-08-26 13:22 ` [PATCH v3 1/7] drm: move DP_MAX_DOWNSTREAM_PORTS from i915 to drm core Oleg Vasilev
2019-08-26 13:22 ` [PATCH v3 2/7] drm: always determine branch device with drm_dp_is_branch() Oleg Vasilev
2019-08-26 13:22 ` [PATCH v3 3/7] drm: report dp downstream port type as a subconnector property Oleg Vasilev
2019-08-28 14:25 ` Ville Syrjälä
2019-08-26 13:22 ` [PATCH v3 4/7] drm/i915: utilize subconnector property for DP Oleg Vasilev
2019-08-28 14:27 ` Ville Syrjälä
2019-08-29 13:09 ` Alex Deucher
2019-08-30 12:13 ` Ville Syrjälä
[not found] ` <20190826132216.2823-1-oleg.vasilev-ral2JQCrhuEAvxtiuMwx3w@public.gmane.org>
2019-08-26 13:22 ` [PATCH v3 5/7] drm/nouveau: " Oleg Vasilev
[not found] ` <20190826132216.2823-6-oleg.vasilev-ral2JQCrhuEAvxtiuMwx3w@public.gmane.org>
2019-08-26 13:36 ` Ilia Mirkin
[not found] ` <CAKb7UviahO6HWbxOoLyqN2X6WFw_GyucQuMs7Wj-MrKVNP1n_g-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2019-08-28 14:38 ` Ville Syrjälä
2019-08-28 14:47 ` [Nouveau] " Ilia Mirkin
[not found] ` <CAKb7Uvg=5BrQmLsq_=Cv1D_-baQ_crWRDePbnXXKy-jCVXtvsA-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2019-08-28 14:54 ` Ville Syrjälä [this message]
2019-08-28 15:11 ` Ilia Mirkin
[not found] ` <CAKb7UviDZZkOAQWu+_Lqw3TbhnKq138XM5HXNRUzoc5GCCZGNA-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2019-08-28 15:41 ` Ville Syrjälä
2019-08-26 13:22 ` [PATCH v3 6/7] drm/amdgpu: utilize subconnector property for DP through atombios Oleg Vasilev
[not found] ` <20190826132216.2823-7-oleg.vasilev-ral2JQCrhuEAvxtiuMwx3w@public.gmane.org>
2019-08-29 12:52 ` Alex Deucher
2019-08-30 12:47 ` Ville Syrjälä
2019-08-26 13:22 ` [PATCH v3 7/7] drm/amdgpu: utilize subconnector property for DP through DisplayManager Oleg Vasilev
2019-08-29 11:48 ` [PATCH v4 1/7] drm: move DP_MAX_DOWNSTREAM_PORTS from i915 to drm core Oleg Vasilev
2019-08-29 11:48 ` [PATCH v4 2/7] drm: always determine branch device with drm_dp_is_branch() Oleg Vasilev
2020-01-10 13:42 ` Jani Nikula
2020-01-10 13:42 ` [Intel-gfx] " Jani Nikula
2019-08-29 11:48 ` [PATCH v4 3/7] drm: report dp downstream port type as a subconnector property Oleg Vasilev
2019-08-29 11:48 ` [PATCH v4 4/7] drm/i915: utilize subconnector property for DP Oleg Vasilev
[not found] ` <20190829114854.1539-1-oleg.vasilev-ral2JQCrhuEAvxtiuMwx3w@public.gmane.org>
2019-08-29 11:48 ` [PATCH v4 5/7] drm/nouveau: " Oleg Vasilev
2019-08-29 11:48 ` [PATCH v4 6/7] drm/amdgpu: utilize subconnector property for DP through atombios Oleg Vasilev
2019-08-29 11:48 ` [PATCH v4 7/7] drm/amdgpu: utilize subconnector property for DP through DisplayManager Oleg Vasilev
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