diff options
| author | Alex Deucher <alexdeucher@gmail.com> | 2009-06-11 16:09:40 -0400 |
|---|---|---|
| committer | Alex Deucher <alexdeucher@gmail.com> | 2009-06-11 16:09:40 -0400 |
| commit | 808c90a24c48da7fa97e15e2f12be5bb8fd8cc96 (patch) | |
| tree | b3227d5ff8c9046eff759aead169e641f6ba4e2f /src/atombios_crtc.c | |
| parent | d095bb3157faaee10b0130ea9b1032e0b533aaee (diff) | |
Only enable frac fb divs on rs600/rs690/rs740 for now
fixes bug 21413
Diffstat (limited to 'src/atombios_crtc.c')
| -rw-r--r-- | src/atombios_crtc.c | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/src/atombios_crtc.c b/src/atombios_crtc.c index ae7e65ea..d3fb62b5 100644 --- a/src/atombios_crtc.c +++ b/src/atombios_crtc.c @@ -276,7 +276,10 @@ atombios_crtc_set_pll(xf86CrtcPtr crtc, DisplayModePtr mode) memset(&spc_param, 0, sizeof(spc_param)); if (IS_AVIVO_VARIANT) { - pll_flags |= RADEON_PLL_USE_FRAC_FB_DIV | RADEON_PLL_PREFER_CLOSEST_LOWER; + if ((info->ChipFamily == CHIP_FAMILY_RS600) || + (info->ChipFamily == CHIP_FAMILY_RS690) || + (info->ChipFamily == CHIP_FAMILY_RS740)) + pll_flags |= RADEON_PLL_USE_FRAC_FB_DIV | RADEON_PLL_PREFER_CLOSEST_LOWER; if (IS_DCE3_VARIANT && mode->Clock > 200000) /* range limits??? */ pll_flags |= RADEON_PLL_PREFER_HIGH_FB_DIV; else |