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Diffstat (limited to 'shared-core/i915_irq.c')
| -rw-r--r-- | shared-core/i915_irq.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/shared-core/i915_irq.c b/shared-core/i915_irq.c index 08d3140b..4195555e 100644 --- a/shared-core/i915_irq.c +++ b/shared-core/i915_irq.c @@ -275,6 +275,12 @@ void i915_driver_irq_postinstall(drm_device_t * dev) i915_enable_interrupt(dev); DRM_INIT_WAITQUEUE(&dev_priv->irq_queue); + + /* + * Initialize the hardware status page IRQ location. + */ + + I915_WRITE(I915REG_INSTPM, ( 1 << 5) | ( 1 << 21)); } void i915_driver_irq_uninstall(drm_device_t * dev) |