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From: Dmitry Osipenko <digetx@gmail.com>
To: Mikko Perttunen <cyndis@kapsi.fi>,
	Thierry Reding <thierry.reding@gmail.com>,
	Jon Hunter <jonathanh@nvidia.com>,
	David Airlie <airlied@linux.ie>, Daniel Vetter <daniel@ffwll.ch>,
	sumit.semwal@linaro.org, gustavo@padovan.org
Cc: "linux-tegra@vger.kernel.org" <linux-tegra@vger.kernel.org>,
	talho@nvidia.com, bhuntsman@nvidia.com,
	dri-devel <dri-devel@lists.freedesktop.org>,
	Erik Faye-Lund <kusmabite@gmail.com>
Subject: Re: [RFC] Host1x/TegraDRM UAPI (sync points)
Date: Mon, 29 Jun 2020 22:28:45 +0300	[thread overview]
Message-ID: <e117a4a3-5a7d-6fc2-af63-9614cf6f9280@gmail.com> (raw)
In-Reply-To: <827c92a6-7fed-a81c-ba8e-6c69416c4ab9@kapsi.fi>

29.06.2020 13:27, Mikko Perttunen пишет:
...
>> We don't need a dedicated sync point FD for all kinds of jobs, don't we?
>> For example, I don't see why a sync point FD may be needed in a case of
>> Opentegra jobs.
> 
> I think it's cleaner if we have just one way to allocate syncpoints, and
> then those syncpoints can be passed to different things depending on the
> situation.
> 
> If we want to protect direct incrementing while a job is submitted, we
> could have a locking API where an ongoing job can take a lock refcount
> in the syncpoint, and incrementing would return -EBUSY.

Okay, let's go with this for now.
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  reply	other threads:[~2020-06-30  7:35 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
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 [this message]
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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