From mboxrd@z Thu Jan 1 00:00:00 1970 From: Daniel Vetter Subject: Re: [PATCH] Add virtio gpu driver. Date: Wed, 25 May 2016 18:40:24 +0200 Message-ID: References: <1427213239-8775-1-git-send-email-kraxel@redhat.com> <20150324165057.GN1349@phenom.ffwll.local> <1427718227.3372.33.camel@nilsson.home.kraxel.org> <20150330144927.GN23521@phenom.ffwll.local> Mime-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Return-path: In-Reply-To: <20150330144927.GN23521@phenom.ffwll.local> Sender: linux-kernel-owner@vger.kernel.org To: Gerd Hoffmann , virtio-dev@lists.oasis-open.org, "Michael S. Tsirkin" , "open list:ABI/API" , Rusty Russell , open list , "open list:DRM DRIVERS" , "open list:VIRTIO CORE, NET..." , Dave Airlie List-Id: linux-api@vger.kernel.org On Mon, Mar 30, 2015 at 4:49 PM, Daniel Vetter wrote: > On Mon, Mar 30, 2015 at 02:23:47PM +0200, Gerd Hoffmann wrote: >> > > Signed-off-by: Dave Airlie >> > > Signed-off-by: Gerd Hoffmann >> > >> > Standard request from my side for new drm drivers (especially if they're >> > this simple): Can you please update the drivers to latest drm internal >> > interfaces, i.e. using universal planes and atomic? >> >> Up'n'running. Incremental patch: >> >> https://www.kraxel.org/cgit/linux/commit/?h=virtio-gpu-2d&id=b8edf4f38a1ec5a50f6ac8948521a12f862d3d5a >> >> v2 coming, but I'll go over the other reviews first. > > Looking good. Wrt pageflip the current MO is to handroll it in your > driver, common approach is to use the msm async commit implementation > msm_atomic_commit. The issue is simply that right now there's still no > useable generic vblank callback support (drm_irq.c is a mess) hence why > the core helpers don't support async flips yet. I guess I didn't do a good job at looking at your v2: Cursor is still using legacy interfaces and not a proper plane. Would be awesome if you could fix that up. Atomic drivers really shouldn't use the legacy cursor interfaces any more at all. -Daniel -- Daniel Vetter Software Engineer, Intel Corporation +41 (0) 79 365 57 48 - http://blog.ffwll.ch