From: Daniel Vetter <daniel@ffwll.ch>
To: Simon Ser <contact@emersion.fr>
Cc: dri-devel@lists.freedesktop.org
Subject: Re: [PATCH] drm: document DRM_IOCTL_MODE_GETFB2
Date: Mon, 15 Nov 2021 15:20:12 +0100 [thread overview]
Message-ID: <YZJsnNBc4w15Teva@phenom.ffwll.local> (raw)
In-Reply-To: <K23DZgTtMERkTEFRX3ZTohvEJ4DCdbJ3uj7rCmQC2Hh8n5z3mOioMVz4Q6TxxJjgVPao9H2RRTBL1NuCsDOCmJhrD0VelHPwqW6AhsbS7dA=@emersion.fr>
On Mon, Nov 15, 2021 at 12:09:47PM +0000, Simon Ser wrote:
> On Thursday, November 11th, 2021 at 12:50, Daniel Stone <daniel@fooishbar.org> wrote:
>
> > In fairness it is perfectly clear, it's just that I never considered
> > calling it without master/admin because why would you ever do that?
>
> FWIW, drm_info does it to display the current buffers metadata. Pretty
> useful when debugging.
We also have the state debugfs file for this, which should dump everything
we can decode. If it doesn't we should extend it there ideally, instead of
hand-rolling some tool that users/devs then don't have handy. debugfs
tends to be there (at least for developers).
-Daniel
--
Daniel Vetter
Software Engineer, Intel Corporation
http://blog.ffwll.ch
next prev parent reply other threads:[~2021-11-15 14:20 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-11-09 8:56 [PATCH] drm: document DRM_IOCTL_MODE_GETFB2 Simon Ser
2021-11-09 9:24 ` Daniel Vetter
2021-11-09 9:29 ` Simon Ser
2021-11-09 9:55 ` Daniel Vetter
2021-11-11 9:46 ` Pekka Paalanen
2021-11-11 11:50 ` Daniel Stone
2021-11-15 12:09 ` Simon Ser
2021-11-15 14:20 ` Daniel Vetter [this message]
2021-11-15 14:31 ` Simon Ser
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