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| author |   Alex Deucher <alexdeucher@gmail.com> | 2010-02-23 03:24:38 -0500 |
|---|---|---|
| committer |   Dave Airlie <airlied@redhat.com> | 2010-02-25 11:38:06 +1000 |
| commit | 383be5d1789d9a7a2e77dca1cb0aca89507d069e (patch) | |
| tree | e99787c96586748c9ce78fbd10d8859c648fabc0 /drivers/gpu/drm/radeon/atombios_crtc.c | |
| parent | drm/radeon/kms: add support for square microtiles on r3xx-r5xx (diff) | |
| download | linux-dev-383be5d1789d9a7a2e77dca1cb0aca89507d069e.tar.xz linux-dev-383be5d1789d9a7a2e77dca1cb0aca89507d069e.zip | |
drm/radeon/kms: update new pll algo
- add support for pre-avivo chips
- add support for fixed post/ref dividers
- add support for non-fractional fb dividers
By default avivo chips use the new algo and
pre-avivo chips use the old algo. Use the "new_pll"
module option to toggle between them.
Signed-off-by: Alex Deucher <alexdeucher@gmail.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>
Diffstat (limited to 'drivers/gpu/drm/radeon/atombios_crtc.c')
| -rw-r--r-- | drivers/gpu/drm/radeon/atombios_crtc.c | 12 |
1 files changed, 8 insertions, 4 deletions
diff --git a/drivers/gpu/drm/radeon/atombios_crtc.c b/drivers/gpu/drm/radeon/atombios_crtc.c index 0ec6934c3a26..dd9fdf560611 100644 --- a/drivers/gpu/drm/radeon/atombios_crtc.c +++ b/drivers/gpu/drm/radeon/atombios_crtc.c @@ -438,12 +438,16 @@ static u32 atombios_adjust_pll(struct drm_crtc *crtc, /* select the PLL algo */ if (ASIC_IS_AVIVO(rdev)) { - if (radeon_new_pll) - pll->algo = PLL_ALGO_AVIVO; + if (radeon_new_pll == 0) + pll->algo = PLL_ALGO_LEGACY; + else + pll->algo = PLL_ALGO_NEW; + } else { + if (radeon_new_pll == 1) + pll->algo = PLL_ALGO_NEW; else pll->algo = PLL_ALGO_LEGACY; - } else - pll->algo = PLL_ALGO_LEGACY; + } if (ASIC_IS_AVIVO(rdev)) { if ((rdev->family == CHIP_RS600) || |