linux-kernel - Re: [PATCH 1/4] drm: Add helpers for locking an array of BO reservations.

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Message-ID: <CAL_JsqL-16kyPiWSC=pEC+JLeeJaDBJahnXqOW3Wni5CJcACsQ@mail.gmail.com>
Date:   Fri, 8 Mar 2019 11:33:45 -0600
From:   Rob Herring <robh@...nel.org>
To:     Eric Anholt <eric@...olt.net>
Cc:     dri-devel <dri-devel@...ts.freedesktop.org>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        david.emett@...adcom.com, thomas.spurden@...adcom.com
Subject: Re: [PATCH 1/4] drm: Add helpers for locking an array of BO reservations.

On Fri, Mar 8, 2019 at 10:17 AM Eric Anholt <eric@...olt.net> wrote:
>
> Now that we have the reservation object in the GEM object, it's easy
> to provide a helper for this common case.  Noticed while reviewing
> panfrost and lima drivers.  This particular version came out of v3d,
> which in turn was a copy from vc4.
>
> Signed-off-by: Eric Anholt <eric@...olt.net>
> ---
>  drivers/gpu/drm/drm_gem.c | 76 +++++++++++++++++++++++++++++++++++++++
>  include/drm/drm_gem.h     |  4 +++
>  2 files changed, 80 insertions(+)

Sweet! I was about to go write this same patch. You are changing the
license from GPL to MIT copying the v3d version, but I guess you have
rights to do that.

FWIW,

Acked-by: Rob Herring <robh@...nel.org>

Rob