From: Ilia Mirkin <imirkin@alum.mit.edu>
To: "Ville Syrjälä" <ville.syrjala@linux.intel.com>
Cc: nouveau <nouveau@lists.freedesktop.org>,
Oleg Vasilev <oleg.vasilev@intel.com>,
Ben Skeggs <bskeggs@redhat.com>,
dri-devel <dri-devel@lists.freedesktop.org>,
Emil Velikov <emil.velikov@collabora.com>
Subject: Re: [Nouveau] [PATCH v3 5/7] drm/nouveau: utilize subconnector property for DP
Date: Wed, 28 Aug 2019 10:47:08 -0400 [thread overview]
Message-ID: <CAKb7Uvg=5BrQmLsq_=Cv1D_-baQ_crWRDePbnXXKy-jCVXtvsA@mail.gmail.com> (raw)
In-Reply-To: <20190828143821.GD7482@intel.com>
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.
-ilia
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next prev parent reply other threads:[~2019-08-28 14:47 UTC|newest]
Thread overview: 28+ 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 ` Ilia Mirkin [this message]
[not found] ` <CAKb7Uvg=5BrQmLsq_=Cv1D_-baQ_crWRDePbnXXKy-jCVXtvsA-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2019-08-28 14:54 ` Ville Syrjälä
2019-08-28 15:11 ` [Nouveau] " 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
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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