From mboxrd@z Thu Jan 1 00:00:00 1970 From: Daniel Vetter Subject: Re: [Linaro-mm-sig] [PATCH] drm: base prime/dma-buf support (v5) Date: Tue, 27 Mar 2012 13:46:39 +0200 Message-ID: <20120327114638.GL4276@phenom.ffwll.local> References: <1332841666-10169-1-git-send-email-airlied@gmail.com> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Return-path: Received: from mail-wg0-f43.google.com (mail-wg0-f43.google.com [74.125.82.43]) by gabe.freedesktop.org (Postfix) with ESMTP id A618E9E8B8 for ; Tue, 27 Mar 2012 04:45:55 -0700 (PDT) Received: by wgbdr12 with SMTP id dr12so3777968wgb.12 for ; Tue, 27 Mar 2012 04:45:55 -0700 (PDT) Content-Disposition: inline In-Reply-To: <1332841666-10169-1-git-send-email-airlied@gmail.com> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: dri-devel-bounces+sf-dri-devel=m.gmane.org@lists.freedesktop.org Errors-To: dri-devel-bounces+sf-dri-devel=m.gmane.org@lists.freedesktop.org To: Dave Airlie Cc: linaro-mm-sig@lists.linaro.org, dri-devel@lists.freedesktop.org List-Id: dri-devel@lists.freedesktop.org On Tue, Mar 27, 2012 at 10:47:46AM +0100, Dave Airlie wrote: > From: Dave Airlie > > This adds the basic drm dma-buf interface layer, called PRIME, > > The main APIs exposed to userspace allow translating a 32-bit object handle > to a file descriptor, and a file descriptor to a 32-bit object handle. > > The flags value is currently limited to O_CLOEXEC. > > Acknowledgements: > Daniel Vetter: lots of review > Rob Clark: cleaned up lots of the internals and did lifetime review. > > v2: rename some functions after Chris preferred a green shed > fix IS_ERR_OR_NULL -> IS_ERR > v3: Fix Ville pointed out using buffer + kmalloc > v4: add locking as per ickle review > v5: allow re-exporting the original dma-buf (Daniel) > > Signed-off-by: Dave Airlie With the little comment about self-importing we've discussed on irc added, this is: Reviewed-by: Daniel Vetter -- Daniel Vetter Mail: daniel@ffwll.ch Mobile: +41 (0)79 365 57 48