On Fre, 2003-03-14 at 17:42, Bhavana Nagendra wrote:
> I have a DRI based DRM driver and wanted to know if it needs a
> major device number assigned by the linux community, like any
> standalone driver.
>From linux/Documentation/devices.txt:
226 char Direct Rendering Infrastructure (DRI)
0 = /dev/dri/card0 First graphics card
1 = /dev/dri/card1 Second graphics card
...
So it looks to me like char major 226 is reserved for the DRM.
> Since the driver opens /dev/dri/card0 as it boots up,
> I'd like to know how exactly does it use the DRIVER_MAJOR,
> DRIVER_MINOR macros? Are these macros required?
They denote the API version of the specific DRM, not the major and minor
of the device. You probably don't need them if you don't use our DRM
templates.
Hope this helps,
--
Earthling Michel Dänzer (MrCooper)/ Debian GNU/Linux (powerpc) developer
XFree86 and DRI project member / CS student, Free Software enthusiast
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