From mboxrd@z Thu Jan 1 00:00:00 1970 From: Christoph Hellwig Subject: Re: [PATCH 2/2] of: configure DMA for host1x devices Date: Mon, 25 Sep 2017 14:47:16 +0200 Message-ID: <20170925124716.GB8130@lst.de> References: <20170924090454.28116-1-mperttunen@nvidia.com> <20170924090454.28116-2-mperttunen@nvidia.com> <20170925074448.GB12494@ulmo.fritz.box> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Return-path: Content-Disposition: inline In-Reply-To: Sender: linux-tegra-owner-u79uwXL29TY76Z2rM5mHXA@public.gmane.org To: Robin Murphy Cc: Thierry Reding , Mikko Perttunen , jonathanh-DDmLM1+adcrQT0dZR+AlfA@public.gmane.org, hch-jcswGhMUV9g@public.gmane.org, robh-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org, devicetree-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, linux-tegra-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, linux-arm-kernel-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org, "gregkh-hQyY1W1yCW8ekmWlsbkhG0B+6BGkLq7r@public.gmane.org" List-Id: linux-tegra@vger.kernel.org On Mon, Sep 25, 2017 at 01:26:46PM +0100, Robin Murphy wrote: > Alternatively (and modulo Greg's opinion, obviously) it would arguably be > neatest to handle this at a slightly lower level as below - I only really > considered this idea after writing the existing fix, but now that I have > actually written it up I do rather like it. I also like this much better than hardcoding specific busses. The only real downside is that it makes it too easy to add exceptions :)