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-rw-r--r--shared-core/i915_irq.c5
1 files changed, 3 insertions, 2 deletions
diff --git a/shared-core/i915_irq.c b/shared-core/i915_irq.c
index 710b2896..f09ae5f7 100644
--- a/shared-core/i915_irq.c
+++ b/shared-core/i915_irq.c
@@ -794,14 +794,15 @@ int i915_vblank_pipe_get(struct drm_device *dev, void *data,
{
drm_i915_private_t *dev_priv = dev->dev_private;
drm_i915_vblank_pipe_t *pipe = data;
- u16 flag;
+ u32 flag = 0;
if (!dev_priv) {
DRM_ERROR("called with no initialization\n");
return -EINVAL;
}
- flag = I915_READ(I915REG_INT_ENABLE_R);
+ if (dev_priv->irq_enabled)
+ flag = ~dev_priv->irq_mask_reg;
pipe->pipe = 0;
if (flag & I915_DISPLAY_PIPE_A_EVENT_INTERRUPT)
pipe->pipe |= DRM_I915_VBLANK_PIPE_A;