diff options
author | Ben Skeggs <bskeggs@redhat.com> | 2012-02-06 18:59:54 -0500 |
---|---|---|
committer | Ben Skeggs <bskeggs@redhat.com> | 2012-03-13 03:14:58 -0400 |
commit | 1ae73f2f16f1a905ada71e2a190d5760b4f17ed8 (patch) | |
tree | 10ee30114c0333feed5b80bffb571d9b935c70d0 /drivers/gpu/drm | |
parent | 44ab8cc56c45ca781371a4a77f35da19cf5db028 (diff) |
drm/nvc0/pm: restrict pll mode to clocks that can actually use it
Fixes reclocking failure on some chips where we attempted to set PDAEMON
to PLL mode.
Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
Diffstat (limited to 'drivers/gpu/drm')
-rw-r--r-- | drivers/gpu/drm/nouveau/nvc0_pm.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/gpu/drm/nouveau/nvc0_pm.c b/drivers/gpu/drm/nouveau/nvc0_pm.c index e9992f62c1c0..ce65f81bb871 100644 --- a/drivers/gpu/drm/nouveau/nvc0_pm.c +++ b/drivers/gpu/drm/nouveau/nvc0_pm.c | |||
@@ -269,7 +269,7 @@ calc_clk(struct drm_device *dev, int clk, struct nvc0_pm_clock *info, u32 freq) | |||
269 | clk0 = calc_div(dev, clk, clk0, freq, &div1D); | 269 | clk0 = calc_div(dev, clk, clk0, freq, &div1D); |
270 | 270 | ||
271 | /* see if we can get any closer using PLLs */ | 271 | /* see if we can get any closer using PLLs */ |
272 | if (clk0 != freq) { | 272 | if (clk0 != freq && (0x00004387 & (1 << clk))) { |
273 | if (clk < 7) | 273 | if (clk < 7) |
274 | clk1 = calc_pll(dev, clk, freq, &info->coef); | 274 | clk1 = calc_pll(dev, clk, freq, &info->coef); |
275 | else | 275 | else |