From mboxrd@z Thu Jan 1 00:00:00 1970 From: Lucas Stach Subject: Re: [PATCHv4 0/8] Support for Tegra 2D hardware Date: Fri, 21 Dec 2012 14:59:24 +0100 Message-ID: <1356098364.1490.114.camel@tellur> References: <1356089964-5265-1-git-send-email-tbergstrom@nvidia.com> <1356097818.1490.109.camel@tellur> <50D46AE4.8020308@nvidia.com> Mime-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: QUOTED-PRINTABLE Return-path: In-Reply-To: <50D46AE4.8020308-DDmLM1+adcrQT0dZR+AlfA@public.gmane.org> Sender: linux-tegra-owner-u79uwXL29TY76Z2rM5mHXA@public.gmane.org To: Terje =?ISO-8859-1?Q?Bergstr=F6m?= Cc: "thierry.reding-RM9K5IK7kjKj5M59NBduVrNAH6kLmebB@public.gmane.org" , "airlied-cv59FeDIM0c@public.gmane.org" , "dri-devel-PD4FTy7X32lNgt0PjOBp9y5qC8QIuHrW@public.gmane.org" , "linux-tegra-u79uwXL29TY76Z2rM5mHXA@public.gmane.org" , "linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org" List-Id: linux-tegra@vger.kernel.org Am Freitag, den 21.12.2012, 15:57 +0200 schrieb Terje Bergstr=C3=B6m: > On 21.12.2012 15:50, Lucas Stach wrote: > > This has to be resolved before merging. Personally I'm in favour of > > keeping reg access patterns close to what is done in other parts of= the > > kernel. >=20 > I haven't so far received comments from too many people, so that's wh= y I > left it as is. >=20 > >> * Uses still CMA helpers. IOMMU support will replace CMA with hos= t1x > >> specific allocator. > >=20 > > I really want the allocator issue resolved before talking about mer= ging > > those patches. Proper IOMMU support will require a bit of rework of= the > > current upstream IOMMU API, so it will still be a bit out. > >=20 > > But if you don't mind I'll try to implement the host1x allocator ov= er > > the holidays and provide an incremental patch. >=20 > Do you mean host1x CMA allocator using dma mapping API? That'd be gre= at > if you could help out. I've just tried to concentrate on getting ok f= or > base essentials before doing any extra work. >=20 Yes, exactly that. I'll provide comments to the other patches when I find time to do so. Digging in the code might help with this. Regards, Lucas