diff options
| author | Michel Dänzer <michel@tungstengraphics.com> | 2006-09-29 10:27:29 +0200 |
|---|---|---|
| committer | Michel Dänzer <michel@tungstengraphics.com> | 2006-09-29 12:55:09 +0200 |
| commit | 17a640419a447083470880f1266e14063cd5acd0 (patch) | |
| tree | d9bb9ecdec537bc6c4475dab795d26312f745224 /shared-core | |
| parent | 48367fdfe677adada52ad61d850e2980e1070632 (diff) | |
i915: Only schedule vblank tasklet if there are scheduled swaps pending.
This fixes issues on X server startup with versions of xf86-video-intel that
enable the IRQ before they have a context ID.
(cherry picked from 7af93dd9849442270ec89cb4bbeef5bfd4f9e424 commit)
Diffstat (limited to 'shared-core')
| -rw-r--r-- | shared-core/i915_irq.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/shared-core/i915_irq.c b/shared-core/i915_irq.c index 4f72d885..71b7230f 100644 --- a/shared-core/i915_irq.c +++ b/shared-core/i915_irq.c @@ -176,7 +176,8 @@ irqreturn_t i915_driver_irq_handler(DRM_IRQ_ARGS) DRM_WAKEUP(&dev->vbl_queue); drm_vbl_send_signals(dev); - drm_locked_tasklet(dev, i915_vblank_tasklet); + if (dev_priv->swaps_pending > 0) + drm_locked_tasklet(dev, i915_vblank_tasklet); } return IRQ_HANDLED; |