diff options
Diffstat (limited to 'linux-core/drm_lock.c')
| -rw-r--r-- | linux-core/drm_lock.c | 15 |
1 files changed, 10 insertions, 5 deletions
diff --git a/linux-core/drm_lock.c b/linux-core/drm_lock.c index b8431698..b909a6fb 100644 --- a/linux-core/drm_lock.c +++ b/linux-core/drm_lock.c @@ -36,7 +36,8 @@ #include "drmP.h" static int drm_lock_transfer(drm_device_t * dev, - __volatile__ unsigned int *lock, unsigned int context); + __volatile__ unsigned int *lock, + unsigned int context); static int drm_notifier(void *priv); /** @@ -125,8 +126,8 @@ int drm_lock(struct inode *inode, struct file *filp, } } - if (dev->driver->kernel_context_switch - && dev->last_context != lock.context) { + if (dev->driver->kernel_context_switch && + dev->last_context != lock.context) { dev->driver->kernel_context_switch(dev, dev->last_context, lock.context); } @@ -163,8 +164,11 @@ int drm_unlock(struct inode *inode, struct file *filp, atomic_inc(&dev->counts[_DRM_STAT_UNLOCKS]); + /* kernel_context_switch isn't used by any of the x86 drm + * modules but is required by the Sparc driver. + */ if (dev->driver->kernel_context_switch_unlock) - dev->driver->kernel_context_switch_unlock(dev); + dev->driver->kernel_context_switch_unlock(dev, &lock); else { drm_lock_transfer(dev, &dev->lock.hw_lock->lock, DRM_KERNEL_CONTEXT); @@ -229,7 +233,8 @@ int drm_lock_take(__volatile__ unsigned int *lock, unsigned int context) * Marks the lock as held by the given context, via the \p cmpxchg instruction. */ static int drm_lock_transfer(drm_device_t * dev, - __volatile__ unsigned int *lock, unsigned int context) + __volatile__ unsigned int *lock, + unsigned int context) { unsigned int old, new, prev; |