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drm/radeon/kms: more r4xx lvds fixes

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Grab pll ref div from regs at driver init.  r4xx seems very
picky about the dividers for the pll driving lvds.

Signed-off-by: Alex Deucher <alexdeucher@gmail.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>
This commit is contained in:
Alex Deucher
2009-12-04 16:35:57 -05:00
committed by Dave Airlie
parent 92cde00cba
commit 2a008d0ccd
3 changed files with 16 additions and 6 deletions
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2
drivers/gpu/drm/radeon/radeon_legacy_crtc.c
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@@ -819,8 +819,8 @@ static void radeon_set_pll(struct drm_crtc *crtc, struct drm_display_mode *mode)
use_bios_divs = true;
}
}
pll_flags |= RADEON_PLL_USE_REF_DIV;
}
pll_flags |= RADEON_PLL_USE_REF_DIV;
}
}
}