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drm: Remove infrastructure for supporting i915's vblank swapping.

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It's not used in any other drivers, and doesn't look like it will be from
drm.git master.

Signed-off-by: Eric Anholt <eric@anholt.net>
Signed-off-by: Dave Airlie <airlied@linux.ie>
This commit is contained in:
Eric Anholt
2008-11-04 18:36:29 -08:00
committed by Dave Airlie
parent bd95e0a4a6
commit 5d8e6bb7a2
4 changed files with 0 additions and 95 deletions
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9
drivers/gpu/drm/drm_lock.c
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@@ -154,8 +154,6 @@ 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;
unsigned long irqflags;
void (*tasklet_func)(struct drm_device *);
if (lock->context == DRM_KERNEL_CONTEXT) {
DRM_ERROR("Process %d using kernel context %d\n",
@@ -163,13 +161,6 @@ int drm_unlock(struct drm_device *dev, void *data, struct drm_file *file_priv)
return -EINVAL;
}
spin_lock_irqsave(&dev->tasklet_lock, irqflags);
tasklet_func = dev->locked_tasklet_func;
dev->locked_tasklet_func = NULL;
spin_unlock_irqrestore(&dev->tasklet_lock, irqflags);
if (tasklet_func != NULL)
tasklet_func(dev);
atomic_inc(&dev->counts[_DRM_STAT_UNLOCKS]);
/* kernel_context_switch isn't used by any of the x86 drm