drm/radeon/kms: enable frac fb divs on rs600/rs690/rs740

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Allows us to hit dot clocks much closer, especially on
chips with non-27 Mhz reference clocks like most IGP chips.
This fixes most flickering and blanking problems with
non-exact dot clocks on these chips.

Signed-off-by: Alex Deucher <alexdeucher@gmail.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>

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Alex Deucher 2009-07-13 11:09:56 -04:00 • committed by Dave Airlie

parent d0e275a90a

commit eb1300bcd7

1 changed files with 6 additions and 0 deletions

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drivers/gpu/drm/radeon/atombios_crtc.c

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