diff options
| -rw-r--r-- | drivers/gpu/drm/i915/intel_ringbuffer.c | 29 |
1 files changed, 27 insertions, 2 deletions
diff --git a/drivers/gpu/drm/i915/intel_ringbuffer.c b/drivers/gpu/drm/i915/intel_ringbuffer.c index 445f27efe677..bd087df02b8e 100644 --- a/drivers/gpu/drm/i915/intel_ringbuffer.c +++ b/drivers/gpu/drm/i915/intel_ringbuffer.c @@ -684,12 +684,37 @@ gen6_ring_put_irq(struct intel_ring_buffer *ring, u32 gflag, u32 rflag) static bool bsd_ring_get_irq(struct intel_ring_buffer *ring) { - return ring_get_irq(ring, GT_BSD_USER_INTERRUPT); + struct drm_device *dev = ring->dev; + drm_i915_private_t *dev_priv = dev->dev_private; + + if (!dev->irq_enabled) + return false; + + spin_lock(&ring->irq_lock); + if (ring->irq_refcount++ == 0) { + if (IS_G4X(dev)) + i915_enable_irq(dev_priv, I915_BSD_USER_INTERRUPT); + else + ironlake_enable_irq(dev_priv, GT_BSD_USER_INTERRUPT); + } + spin_unlock(&ring->irq_lock); + + return true; } static void bsd_ring_put_irq(struct intel_ring_buffer *ring) { - ring_put_irq(ring, GT_BSD_USER_INTERRUPT); + struct drm_device *dev = ring->dev; + drm_i915_private_t *dev_priv = dev->dev_private; + + spin_lock(&ring->irq_lock); + if (--ring->irq_refcount == 0) { + if (IS_G4X(dev)) + i915_disable_irq(dev_priv, I915_BSD_USER_INTERRUPT); + else + ironlake_disable_irq(dev_priv, GT_BSD_USER_INTERRUPT); + } + spin_unlock(&ring->irq_lock); } static int |