drm/nv50: ignore vbios table's claim to the contrary if EDID says >8bpc

Should fix dim panel issues reported on Dell M6400/M6500.

Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
This commit is contained in:
Ben Skeggs 2009-12-21 12:16:52 +10:00
commit 75c722d7ea