diff options
Diffstat (limited to 'drivers/gpu/drm/drm_lock.c')
| -rw-r--r-- | drivers/gpu/drm/drm_lock.c | 31 |
1 files changed, 3 insertions, 28 deletions
diff --git a/drivers/gpu/drm/drm_lock.c b/drivers/gpu/drm/drm_lock.c index 9bf93bc9a32..1e28b907206 100644 --- a/drivers/gpu/drm/drm_lock.c +++ b/drivers/gpu/drm/drm_lock.c @@ -37,6 +37,8 @@ static int drm_notifier(void *priv); +static int drm_lock_take(struct drm_lock_data *lock_data, unsigned int context); + /** * Lock ioctl. * @@ -124,9 +126,6 @@ int drm_lock(struct drm_device *dev, void *data, struct drm_file *file_priv) block_all_signals(drm_notifier, &dev->sigdata, &dev->sigmask); } - if (dev->driver->dma_ready && (lock->flags & _DRM_LOCK_READY)) - dev->driver->dma_ready(dev); - if (dev->driver->dma_quiescent && (lock->flags & _DRM_LOCK_QUIESCENT)) { if (dev->driver->dma_quiescent(dev)) { @@ -136,12 +135,6 @@ int drm_lock(struct drm_device *dev, void *data, struct drm_file *file_priv) } } - if (dev->driver->kernel_context_switch && - dev->last_context != lock->context) { - dev->driver->kernel_context_switch(dev, dev->last_context, - lock->context); - } - return 0; } @@ -159,7 +152,6 @@ int drm_lock(struct drm_device *dev, void *data, struct drm_file *file_priv) int drm_unlock(struct drm_device *dev, void *data, struct drm_file *file_priv) { struct drm_lock *lock = data; - struct drm_master *master = file_priv->master; if (lock->context == DRM_KERNEL_CONTEXT) { DRM_ERROR("Process %d using kernel context %d\n", @@ -169,17 +161,6 @@ int drm_unlock(struct drm_device *dev, void *data, struct drm_file *file_priv) 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); - else { - if (drm_lock_free(&master->lock, lock->context)) { - /* FIXME: Should really bail out here. */ - } - } - unblock_all_signals(); return 0; } @@ -193,6 +174,7 @@ int drm_unlock(struct drm_device *dev, void *data, struct drm_file *file_priv) * * Attempt to mark the lock as held by the given context, via the \p cmpxchg instruction. */ +static int drm_lock_take(struct drm_lock_data *lock_data, unsigned int context) { @@ -229,7 +211,6 @@ int drm_lock_take(struct drm_lock_data *lock_data, } return 0; } -EXPORT_SYMBOL(drm_lock_take); /** * This takes a lock forcibly and hands it to context. Should ONLY be used @@ -297,7 +278,6 @@ int drm_lock_free(struct drm_lock_data *lock_data, unsigned int context) wake_up_interruptible(&lock_data->lock_queue); return 0; } -EXPORT_SYMBOL(drm_lock_free); /** * If we get here, it means that the process has called DRM_IOCTL_LOCK @@ -360,7 +340,6 @@ void drm_idlelock_take(struct drm_lock_data *lock_data) } spin_unlock_bh(&lock_data->spinlock); } -EXPORT_SYMBOL(drm_idlelock_take); void drm_idlelock_release(struct drm_lock_data *lock_data) { @@ -380,8 +359,6 @@ void drm_idlelock_release(struct drm_lock_data *lock_data) } spin_unlock_bh(&lock_data->spinlock); } -EXPORT_SYMBOL(drm_idlelock_release); - int drm_i_have_hw_lock(struct drm_device *dev, struct drm_file *file_priv) { @@ -390,5 +367,3 @@ int drm_i_have_hw_lock(struct drm_device *dev, struct drm_file *file_priv) _DRM_LOCK_IS_HELD(master->lock.hw_lock->lock) && master->lock.file_priv == file_priv); } - -EXPORT_SYMBOL(drm_i_have_hw_lock); |