diff options
Diffstat (limited to 'shared-core/i915_irq.c')
| -rw-r--r-- | shared-core/i915_irq.c | 15 |
1 files changed, 14 insertions, 1 deletions
diff --git a/shared-core/i915_irq.c b/shared-core/i915_irq.c index dc00f983..98f51b2b 100644 --- a/shared-core/i915_irq.c +++ b/shared-core/i915_irq.c @@ -431,6 +431,19 @@ static int i915_driver_vblank_do_wait(drm_device_t *dev, unsigned int *sequence, return ret; } +void i915_driver_wait_next_vblank(drm_device_t *dev, int pipe) +{ + unsigned int seq; + + seq = pipe ? atomic_read(&dev->vbl_received2) + 1 : + atomic_read(&dev->vbl_received) + 1; + + if (!pipe) + i915_driver_vblank_do_wait(dev, &seq, &dev->vbl_received); + else + i915_driver_vblank_do_wait(dev, &seq, &dev->vbl_received2); +} + int i915_driver_vblank_wait(drm_device_t *dev, unsigned int *sequence) { return i915_driver_vblank_do_wait(dev, sequence, &dev->vbl_received); @@ -489,7 +502,7 @@ int i915_irq_wait(DRM_IOCTL_ARGS) return i915_wait_irq(dev, irqwait.irq_seq); } -static void i915_enable_interrupt (drm_device_t *dev) +void i915_enable_interrupt (drm_device_t *dev) { drm_i915_private_t *dev_priv = (drm_i915_private_t *) dev->dev_private; |