linux-kernel - Re: [PATCH 1/2] hyperv-fb: add pci stub

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Date:	Wed, 9 Oct 2013 12:53:21 +0300
From:	Tomi Valkeinen <tomi.valkeinen@...com>
To:	Gerd Hoffmann <kraxel@...hat.com>
CC:	"K. Y. Srinivasan" <kys@...rosoft.com>,
	Haiyang Zhang <haiyangz@...rosoft.com>,
	Jean-Christophe Plagniol-Villard <plagnioj@...osoft.com>,
	"open list:Hyper-V CORE AND..." <devel@...uxdriverproject.org>,
	open list: FRAMEBUFFER LAYER <linux-fbdev@...r.kernel.org>,
	open list <linux-kernel@...r.kernel.org>, ;
Subject: Re: [PATCH 1/2] hyperv-fb: add pci stub

On 02/10/13 14:55, Gerd Hoffmann wrote:
> This patch adds a pci stub driver to hyper-fb.  The hyperv framebuffer
> driver will bind to the pci device then, so linux kernel and userspace
> know there is a proper kernel driver for the device active.  lspci shows
> this for example:
> 
> [root@...p231 ~]# lspci -vs8
> 00:08.0 VGA compatible controller: Microsoft Corporation Hyper-V virtual
> VGA (prog-if 00 [VGA controller])
>         Flags: bus master, fast devsel, latency 0, IRQ 11
>         Memory at f8000000 (32-bit, non-prefetchable) [size=64M]
>         Expansion ROM at <unassigned> [disabled]
>         Kernel driver in use: hyperv_fb
> 
> Another effect is that the xorg vesa driver will not attach to the
> device and thus the Xorg server will automatically use the fbdev
> driver instead.
> 
> Signed-off-by: Gerd Hoffmann <kraxel@...hat.com>
> ---
>  drivers/video/hyperv_fb.c | 40 +++++++++++++++++++++++++++++++++++++++-
>  1 file changed, 39 insertions(+), 1 deletion(-)
> 

Thanks, queuing the series for 3.13.

 Tomi



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