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authorMartin Peres <martin.peres@ensi-bourges.fr>2011-07-04 09:41:34 +1000
committerBen Skeggs <bskeggs@redhat.com>2011-09-20 16:04:42 +1000
commitf3f2f54e11ff6f3f39a108bfcf7e074b282e3a50 (patch)
tree7034c50f0427c4c653158abf6f61a4882b7e335e
parent591b06d73bb8a2da879b1159342b8be192bf1119 (diff)
downloadop-kernel-dev-f3f2f54e11ff6f3f39a108bfcf7e074b282e3a50.zip
op-kernel-dev-f3f2f54e11ff6f3f39a108bfcf7e074b282e3a50.tar.gz
drm/nv04/pm: recalibrate timer on nvclk changes
Signed-off-by: Martin Peres <martin.peres@ensi-bourges.fr> Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
-rw-r--r--drivers/gpu/drm/nouveau/nv04_pm.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/gpu/drm/nouveau/nv04_pm.c b/drivers/gpu/drm/nouveau/nv04_pm.c
index eb1c70d..9ae92a8 100644
--- a/drivers/gpu/drm/nouveau/nv04_pm.c
+++ b/drivers/gpu/drm/nouveau/nv04_pm.c
@@ -68,6 +68,7 @@ void
nv04_pm_clock_set(struct drm_device *dev, void *pre_state)
{
struct drm_nouveau_private *dev_priv = dev->dev_private;
+ struct nouveau_timer_engine *ptimer = &dev_priv->engine.timer;
struct nv04_pm_state *state = pre_state;
u32 reg = state->pll.reg;
@@ -85,6 +86,9 @@ nv04_pm_clock_set(struct drm_device *dev, void *pre_state)
nv_mask(dev, 0x1002c0, 0, 1 << 8);
}
+ if (reg == NV_PRAMDAC_NVPLL_COEFF)
+ ptimer->init(dev);
+
kfree(state);
}
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