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author | David S. Miller <davem@davemloft.net> | 2010-03-15 23:23:54 (GMT) |
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committer | David S. Miller <davem@davemloft.net> | 2010-03-15 23:23:54 (GMT) |
commit | 4961e02f1999e1c3468c09b2669c94d7c3ae82a8 (patch) | |
tree | 44c15abb09d7ba5e17a9aba95ee246648b1c1a8a /drivers/gpu/drm/nouveau/nouveau_irq.c | |
parent | d14a0ebda7d3daede1a99c01527affb9ceaa4c22 (diff) | |
parent | a3d3203e4bb40f253b1541e310dc0f9305be7c84 (diff) | |
download | linux-fsl-qoriq-4961e02f1999e1c3468c09b2669c94d7c3ae82a8.tar.xz |
Merge branch 'master' of /home/davem/src/GIT/linux-2.6/
Diffstat (limited to 'drivers/gpu/drm/nouveau/nouveau_irq.c')
-rw-r--r-- | drivers/gpu/drm/nouveau/nouveau_irq.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/drivers/gpu/drm/nouveau/nouveau_irq.c b/drivers/gpu/drm/nouveau/nouveau_irq.c index 447f9f6..95220dd 100644 --- a/drivers/gpu/drm/nouveau/nouveau_irq.c +++ b/drivers/gpu/drm/nouveau/nouveau_irq.c @@ -691,11 +691,14 @@ nouveau_irq_handler(DRM_IRQ_ARGS) struct drm_device *dev = (struct drm_device *)arg; struct drm_nouveau_private *dev_priv = dev->dev_private; uint32_t status, fbdev_flags = 0; + unsigned long flags; status = nv_rd32(dev, NV03_PMC_INTR_0); if (!status) return IRQ_NONE; + spin_lock_irqsave(&dev_priv->context_switch_lock, flags); + if (dev_priv->fbdev_info) { fbdev_flags = dev_priv->fbdev_info->flags; dev_priv->fbdev_info->flags |= FBINFO_HWACCEL_DISABLED; @@ -733,5 +736,7 @@ nouveau_irq_handler(DRM_IRQ_ARGS) if (dev_priv->fbdev_info) dev_priv->fbdev_info->flags = fbdev_flags; + spin_unlock_irqrestore(&dev_priv->context_switch_lock, flags); + return IRQ_HANDLED; } |