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path: root/drivers/gpu/drm/drm_lock.c
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Diffstat (limited to 'drivers/gpu/drm/drm_lock.c')
-rw-r--r--drivers/gpu/drm/drm_lock.c30
1 files changed, 5 insertions, 25 deletions
diff --git a/drivers/gpu/drm/drm_lock.c b/drivers/gpu/drm/drm_lock.c
index 9bf93bc9a32c..632ae243ede0 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;
}
@@ -169,15 +162,8 @@ 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. */
- }
+ if (drm_lock_free(&master->lock, lock->context)) {
+ /* FIXME: Should really bail out here. */
}
unblock_all_signals();
@@ -193,6 +179,7 @@ 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 +216,6 @@ 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 +283,6 @@ 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 +345,6 @@ 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 +364,6 @@ 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 +372,3 @@ 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);
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