linux-kernel - Re: [PATCH v2] drm/bochs: new driver

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Message-ID: <1387352226.32378.3.camel@nilsson.home.kraxel.org>
Date:	Wed, 18 Dec 2013 08:37:06 +0100
From:	Gerd Hoffmann <kraxel@...hat.com>
To:	Dave Airlie <airlied@...il.com>
Cc:	David Airlie <airlied@...ux.ie>,
	open list <linux-kernel@...r.kernel.org>,
	"open list:DRM DRIVERS" <dri-devel@...ts.freedesktop.org>
Subject: Re: [PATCH v2] drm/bochs: new driver

On Mi, 2013-12-18 at 11:52 +1000, Dave Airlie wrote:
> On Wed, Dec 18, 2013 at 3:04 AM, Gerd Hoffmann <kraxel@...hat.com> wrote:
> > DRM driver for (virtual) vga cards using the bochs dispi
> > interface, such as the qemu standard vga (qemu -vga std).
> >
> > Don't bother supporting anything but 32bpp for now, even
> > though the virtual hardware is able to do that.
> 
> Hi Gerd,
> 
> just took a quick look over this and it seems in pretty good shape,
> the one worry I have is if you've tested with vesafb loaded, since you
> do some pci_request_regions and fail hard, if vesafb has some of the
> resources this can end up failing the driver load for no good reason.
> I haven't verified there is a problem here its just something we've
> had in the past.

Tested, works.  bochs_pci_probe handles it before calling
drm_get_pci_dev, simliar to cirrus.

cheers,
  Gerd


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