- use symbol_get() to check for the presence of i2c

- allow mode changing even if EDID block is not found (no I2C support)

- fix crashes on chipsets that do not have i2c support

- shorten string in info->fix.id

- trivial chip name changes
Signed-off-by: Antonino Daplas <adaplas@pol.net>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>