From: Karol Herbst <kherbst@redhat.com>
To: Mikko Perttunen <cyndis@kapsi.fi>
Cc: David Airlie <airlied@linux.ie>,
gustavo@padovan.org, dri-devel <dri-devel@lists.freedesktop.org>,
Jon Hunter <jonathanh@nvidia.com>,
talho@nvidia.com, bhuntsman@nvidia.com,
Thierry Reding <thierry.reding@gmail.com>,
"linux-tegra@vger.kernel.org" <linux-tegra@vger.kernel.org>,
Dmitry Osipenko <digetx@gmail.com>
Subject: Re: [RFC] Host1x/TegraDRM UAPI
Date: Fri, 26 Jun 2020 13:16:10 +0200 [thread overview]
Message-ID: <CACO55tstj7owhL_Go+ZFLZW4TnzN_GtnKn5iKQOSqWP5bJw_sA@mail.gmail.com> (raw)
In-Reply-To: <cb935527-2eb9-23f3-a823-d6b849fc3c94@kapsi.fi>
On Fri, Jun 26, 2020 at 1:13 PM Mikko Perttunen <cyndis@kapsi.fi> wrote:
>
> On 6/26/20 2:06 PM, Karol Herbst wrote:
> > On Tue, Jun 23, 2020 at 3:03 PM Mikko Perttunen <cyndis@kapsi.fi> wrote:
> >>
> >> # Host1x/TegraDRM UAPI proposal
> >>
> >> This is a proposal for a stable UAPI for Host1x and TegraDRM, to replace
> >> the current TegraDRM UAPI that is behind `STAGING` and quite obsolete in
> >> many ways.
> >>
> >> I haven't written any implementation yet -- I'll do that once there is
> >> some agreement on the high-level design.
> >>
> >> Current open items:
> >>
> >> * The syncpoint UAPI allows userspace to create sync_file FDs with
> >> arbitrary syncpoint fences. dma_fence code currently seems to assume all
> >> fences will be signaled, which would not necessarily be the case with
> >> this interface.
> >> * Previously present GEM IOCTLs (GEM_CREATE, GEM_MMAP) are not present.
> >> Not sure if they are still needed.
> >>
> >
> > Hi, as this wasn't addressed here (and sorry if I missed it): is there
> > an open source userspace making use of this UAPI? Because this is
> > something which needs to be seen before it can be included at all.
> >
>
> Hi Karol,
>
> not currently, but once we have hashed out the design a little bit (and
> I'm back from vacation), I'll work on open source userspace and
> converting existing code using the staging UAPI to this one.
>
> Mikko
>
okay, cool, sounds good!
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next prev parent reply other threads:[~2020-06-26 11:16 UTC|newest]
Thread overview: 50+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-06-23 12:09 [RFC] Host1x/TegraDRM UAPI Mikko Perttunen
2020-06-24 20:55 ` Dmitry Osipenko
2020-06-25 9:17 ` Mikko Perttunen
2020-06-24 22:33 ` Dmitry Osipenko
2020-06-25 9:27 ` Mikko Perttunen
2020-06-25 22:50 ` [RFC] Host1x/TegraDRM UAPI (drm_tegra_submit_relocation) Dmitry Osipenko
2020-06-26 9:01 ` Mikko Perttunen
2020-06-24 23:11 ` [RFC] Host1x/TegraDRM UAPI Dmitry Osipenko
2020-06-25 9:16 ` Mikko Perttunen
2020-06-25 23:24 ` Dmitry Osipenko
2020-06-26 9:05 ` Mikko Perttunen
2020-06-24 23:18 ` Dmitry Osipenko
2020-06-25 0:59 ` Dmitry Osipenko
2020-06-24 23:23 ` Dmitry Osipenko
2020-06-25 9:19 ` Mikko Perttunen
2020-06-25 0:47 ` Dmitry Osipenko
2020-06-25 9:23 ` Mikko Perttunen
2020-06-25 22:47 ` [RFC] Host1x/TegraDRM UAPI (drm_tegra_channel_map) Dmitry Osipenko
2020-06-26 7:34 ` Thierry Reding
2020-06-26 16:35 ` Dmitry Osipenko
2020-06-28 11:16 ` Mikko Perttunen
2020-06-28 22:59 ` Dmitry Osipenko
2020-06-30 10:55 ` Mikko Perttunen
2020-06-30 19:48 ` Dmitry Osipenko
2020-06-26 11:06 ` [RFC] Host1x/TegraDRM UAPI Karol Herbst
2020-06-26 11:13 ` Mikko Perttunen
2020-06-26 11:16 ` Karol Herbst [this message]
2020-06-26 11:40 ` Thierry Reding
2020-06-26 13:38 ` Daniel Vetter
2020-06-26 13:59 ` Dmitry Osipenko
2020-06-30 9:09 ` Daniel Vetter
2020-06-27 21:47 ` [RFC] Host1x/TegraDRM UAPI (drm_tegra_submit_syncpt_incr) Dmitry Osipenko
2020-06-28 11:10 ` Mikko Perttunen
2020-06-27 22:32 ` [RFC] Host1x/TegraDRM UAPI (drm_tegra_submit_command) Dmitry Osipenko
2020-06-28 10:28 ` Mikko Perttunen
2020-06-29 0:00 ` Dmitry Osipenko
2020-06-30 10:40 ` Mikko Perttunen
2020-06-27 23:27 ` [RFC] Host1x/TegraDRM UAPI (sync points) Dmitry Osipenko
2020-06-28 9:44 ` Mikko Perttunen
2020-06-29 2:36 ` Dmitry Osipenko
2020-06-29 10:27 ` Mikko Perttunen
2020-06-29 19:28 ` Dmitry Osipenko
2020-06-29 19:33 ` Dmitry Osipenko
2020-06-29 19:42 ` Dmitry Osipenko
2020-06-30 10:26 ` Mikko Perttunen
2020-07-01 0:22 ` Dmitry Osipenko
2020-07-02 12:10 ` Mikko Perttunen
2020-07-07 11:06 ` Dmitry Osipenko
2020-07-08 10:06 ` Mikko Perttunen
2020-07-09 9:28 ` Dmitry Osipenko
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