[PATCH] add device id to radeonfb

[PATCH] add device id to radeonfb

From: Andreas Steinmetz <ast@domdv.de>

The attached patch adds the pci id 5961 to radeonfb.  Without the patch my
9200 displays only a blank screen.  lspci output below.

05:00.0 VGA compatible controller: ATI Technologies Inc Radeon RV280
[Radeon 9200] (rev 01) (prog-if 00 [VGA])
         Subsystem: Giga-byte Technology: Unknown device 4018
         Flags: bus master, 66Mhz, medium devsel, latency 64, IRQ 16
         Memory at e0000000 (32-bit, prefetchable) [size=128M]
         I/O ports at b800 [size=256]
         Memory at feaf0000 (32-bit, non-prefetchable) [size=64K]
         Expansion ROM at feac0000 [disabled] [size=128K]
         Capabilities: [58] AGP version 3.0
         Capabilities: [50] Power Management version 2