I have a bad radeo card

[Long Wind <longwind2009@gmail.com>]

It probably isn't made by ati
below are some system messages
how can I improve performance?
do you have any suggestion? Thanks!

Dec 29 12:27:44 debian kernel: [    5.464634] [drm:r100_cp_init]
*ERROR* Failed to load firmware!
Dec 29 12:27:44 debian kernel: [    5.464691] radeon 0000:01:00.0:
failed initializing CP (-2).
Dec 29 12:27:44 debian kernel: [    5.464744] radeon 0000:01:00.0:
Disabling GPU acceleration
Dec 29 12:27:44 debian kernel: [    5.464800] [drm] radeon: cp finalized
Dec 29 12:27:44 debian kernel: [    5.464844] radeon 0000:01:00.0:
f7070400 unpin not necessary
Dec 29 12:27:44 debian kernel: [    5.464882] [drm] radeon: cp finalized
Dec 29 12:27:44 debian kernel: [    5.464887] radeon 0000:01:00.0: no
bo for sa manager