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From: Daniel Stone <daniel@fooishbar.org>
To: Eric Anholt <eric@anholt.net>
Cc: dri-devel <dri-devel@lists.freedesktop.org>,
	Linux Kernel Mailing List <linux-kernel@vger.kernel.org>
Subject: Re: [PATCH 8/9] drm/vc4: Add support for async pageflips.
Date: Wed, 2 Dec 2015 14:05:40 +0000	[thread overview]
Message-ID: <CAPj87rN30D951JCi-JY9aONNmxFvo=gX2Sq1NohJg1jRs7AFhQ@mail.gmail.com> (raw)
In-Reply-To: <1449002158-19156-8-git-send-email-eric@anholt.net>

Hi,

On 1 December 2015 at 20:35, Eric Anholt <eric@anholt.net> wrote:
> An async pageflip stores the modeset to be done and executes it once
> the BOs are ready to be displayed.  This gets us about 3x performance
> in full screen rendering with pageflipping.

Looks good, but you're missing a preclose callback to reap dead events, a la:
https://git.collabora.com/cgit/user/daniels/linux.git/commit/?h=wip/4.4.x/rockchip-drm-fixes&id=d14f21bcd7e7a1b9ca129c411a9da9c911037965

(and parent commit to wire that through to core DRM preclose)

Cheers,
Daniel

WARNING: multiple messages have this Message-ID (diff)
From: Daniel Stone <daniel@fooishbar.org>
To: Eric Anholt <eric@anholt.net>
Cc: Linux Kernel Mailing List <linux-kernel@vger.kernel.org>,
	dri-devel <dri-devel@lists.freedesktop.org>
Subject: Re: [PATCH 8/9] drm/vc4: Add support for async pageflips.
Date: Wed, 2 Dec 2015 14:05:40 +0000	[thread overview]
Message-ID: <CAPj87rN30D951JCi-JY9aONNmxFvo=gX2Sq1NohJg1jRs7AFhQ@mail.gmail.com> (raw)
In-Reply-To: <1449002158-19156-8-git-send-email-eric@anholt.net>

Hi,

On 1 December 2015 at 20:35, Eric Anholt <eric@anholt.net> wrote:
> An async pageflip stores the modeset to be done and executes it once
> the BOs are ready to be displayed.  This gets us about 3x performance
> in full screen rendering with pageflipping.

Looks good, but you're missing a preclose callback to reap dead events, a la:
https://git.collabora.com/cgit/user/daniels/linux.git/commit/?h=wip/4.4.x/rockchip-drm-fixes&id=d14f21bcd7e7a1b9ca129c411a9da9c911037965

(and parent commit to wire that through to core DRM preclose)

Cheers,
Daniel
_______________________________________________
dri-devel mailing list
dri-devel@lists.freedesktop.org
http://lists.freedesktop.org/mailman/listinfo/dri-devel

  reply	other threads:[~2015-12-02 14:05 UTC|newest]

Thread overview: 53+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2015-12-01 20:35 [PATCH 1/9] drm: Create a driver hook for allocating GEM object structs Eric Anholt
2015-12-01 20:35 ` Eric Anholt
2015-12-01 20:35 ` [PATCH 2/9] drm/vc4: Add a BO cache Eric Anholt
2015-12-01 20:35   ` Eric Anholt
2015-12-01 20:35 ` [PATCH 3/9] drm/vc4: Add create and map BO ioctls Eric Anholt
2015-12-01 20:35   ` Eric Anholt
2015-12-04 14:29   ` Emil Velikov
2015-12-04 14:29     ` Emil Velikov
2015-12-08  1:16     ` Eric Anholt
2015-12-08  1:16       ` Eric Anholt
2015-12-08  2:56       ` Michel Dänzer
2015-12-08  2:56         ` Michel Dänzer
2015-12-08  4:05         ` Eric Anholt
2015-12-08  4:05           ` Eric Anholt
2015-12-01 20:35 ` [PATCH 4/9] drm/vc4: Add an API for creating GPU shaders in GEM BOs Eric Anholt
2015-12-01 20:35   ` Eric Anholt
2015-12-02 11:35   ` Emil Velikov
2015-12-02 11:35     ` Emil Velikov
2015-12-02 19:24     ` Eric Anholt
2015-12-02 19:24       ` Eric Anholt
2015-12-01 20:35 ` [PATCH 5/9] drm/vc4: Fix a typo in a V3D debug register Eric Anholt
2015-12-01 20:35   ` Eric Anholt
2015-12-01 20:35 ` [PATCH 6/9] drm/vc4: Bind and initialize the V3D engine Eric Anholt
2015-12-01 20:35   ` Eric Anholt
2015-12-01 20:35 ` [PATCH 7/9] drm/vc4: Add support for drawing 3D frames Eric Anholt
2015-12-01 20:35   ` Eric Anholt
2015-12-02 11:29   ` Emil Velikov
2015-12-02 11:29     ` Emil Velikov
2015-12-02 19:27     ` Eric Anholt
2015-12-02 19:27       ` Eric Anholt
2015-12-01 20:35 ` [PATCH 8/9] drm/vc4: Add support for async pageflips Eric Anholt
2015-12-01 20:35   ` Eric Anholt
2015-12-02 14:05   ` Daniel Stone [this message]
2015-12-02 14:05     ` Daniel Stone
2015-12-04  1:42     ` Eric Anholt
2015-12-04  1:42       ` Eric Anholt
2015-12-07 10:13       ` Daniel Stone
2015-12-07 10:13         ` Daniel Stone
2015-12-01 20:35 ` [PATCH 9/9] drm/vc4: Add an interface for capturing the GPU state after a hang Eric Anholt
2015-12-01 20:35   ` Eric Anholt
2015-12-02 11:45   ` Emil Velikov
2015-12-02 11:45     ` Emil Velikov
2015-12-02 19:35     ` Eric Anholt
2015-12-02 19:35       ` Eric Anholt
2015-12-02 22:26       ` Daniel Vetter
2015-12-02 22:26         ` Daniel Vetter
2015-12-02 22:58         ` Daniel Stone
2015-12-03 11:55           ` Emil Velikov
2015-12-03 11:55             ` Emil Velikov
2015-12-03 11:46       ` Emil Velikov
2015-12-03 11:46         ` Emil Velikov
2015-12-02  8:58 ` [PATCH 1/9] drm: Create a driver hook for allocating GEM object structs Daniel Vetter
2015-12-02  8:58   ` Daniel Vetter

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