From mboxrd@z Thu Jan 1 00:00:00 1970 From: s.hauer@pengutronix.de (Sascha Hauer) Date: Wed, 30 Mar 2011 10:05:53 +0200 Subject: [PATCH v2 1/1] ARM: imx: add gpu device In-Reply-To: <87aagdrqne.fsf@lebrac.rtp-net.org> References: <1301465128-401-1-git-send-email-richard.zhao@freescale.com> <20110330073651.GR7285@pengutronix.de> <87aagdrqne.fsf@lebrac.rtp-net.org> Message-ID: <20110330080553.GS7285@pengutronix.de> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org On Wed, Mar 30, 2011 at 09:52:53AM +0200, Arnaud Patard wrote: > Sascha Hauer writes: > > Hi, > > > On Wed, Mar 30, 2011 at 02:05:28PM +0800, Richard Zhao wrote: > >> From: Richard Zhao > >> > >> Add mxc_gpu devices for imx35/50/51/53, so external gpu driver module built > >> for the kernel can work. > > > > Why do we need this? I have never seen a driver for this. > > > > From the subject, I guess it's a patch to declare the device used by the > driver for the AMD z160 gpu found on theses imx SoCs. iirc, this driver by > itself is GPL but relies on closed-source userspace stuff, that's imho why > you didn't see a driver for it. I think you can find it in fsl tree > inside drivers/mxc/ directory. I should have been more specific. My open-source eyes have never seen a driver for this. That's why we shouldn't add support code for this into mainline. Sascha -- Pengutronix e.K. | | Industrial Linux Solutions | http://www.pengutronix.de/ | Peiner Str. 6-8, 31137 Hildesheim, Germany | Phone: +49-5121-206917-0 | Amtsgericht Hildesheim, HRA 2686 | Fax: +49-5121-206917-5555 |