[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]
Message-ID: <5480308F.6070607@ti.com>
Date: Thu, 4 Dec 2014 11:59:43 +0200
From: Tomi Valkeinen <tomi.valkeinen@...com>
To: "Li.Xiubo@...escale.com" <Li.Xiubo@...escale.com>
CC: Arnd Bergmann <arnd@...db.de>,
"plagnioj@...osoft.com" <plagnioj@...osoft.com>,
"linux-fbdev@...r.kernel.org" <linux-fbdev@...r.kernel.org>,
"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
"shawn.guo@...aro.org" <shawn.guo@...aro.org>,
"alexander.stein@...tec-electronic.com"
<alexander.stein@...tec-electronic.com>
Subject: Re: [PATCHv2 0/4] LS1021A: Add dcfb framebuffer driver support.
On 04/12/14 11:54, Li.Xiubo@...escale.com wrote:
> Hi Tomi,
>
> Thanks for your information very much.
>
>>> Sorry for confusing, it was delayed for other reasons internal.
>>>
>>> I am not familiar about the DRM, and I'd like to know if the DRM driver will
>> be
>>> support, should I also develop the libdrm too ? Or just coding in kernel
>> level ?
>>
>> For simple drm drivers (this looks like it would be a simple one), I
>> don't think there's any need for libdrm support. The generic DRM
>> interfaces should be enough, so just kernel level coding needed.
>>
>
> That's to say, if I am using the X11 server without any code in usrspace,
> If the DRM driver will support /dev/fbX, it could work correctly ?
Yes. DRM offers helper code to add /dev/fbX with not too many lines. You
can look at the docs and drm_fb_helper.c.
And X11 should work fine on top of that, using the X11 fbdev support.
Tomi
Download attachment "signature.asc" of type "application/pgp-signature" (820 bytes)
Powered by blists - more mailing lists