diff options
| author | Keith Packard <keithp@keithp.com> | 2008-06-21 00:12:21 -0700 |
|---|---|---|
| committer | Keith Packard <keithp@keithp.com> | 2008-06-21 00:12:21 -0700 |
| commit | 33114e4a1167ac79cb53043e77c16cc7fe40a640 (patch) | |
| tree | 6b52185b449a3f5388deb3c3a82fbf42b225205a /shared-core/i915_irq.c | |
| parent | f4bd566e0bead0904c38bb3a526eb9b35b215ff5 (diff) | |
[intel] Count received interrupts
Another patch adds this to a /proc/dri file for debugging and monitoring.
Diffstat (limited to 'shared-core/i915_irq.c')
| -rw-r--r-- | shared-core/i915_irq.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/shared-core/i915_irq.c b/shared-core/i915_irq.c index 767181c2..c0abcbdd 100644 --- a/shared-core/i915_irq.c +++ b/shared-core/i915_irq.c @@ -456,6 +456,7 @@ irqreturn_t i915_driver_irq_handler(DRM_IRQ_ARGS) #if 0 DRM_DEBUG("flag=%08x\n", iir); #endif + atomic_inc(&dev_priv->irq_received); if (iir == 0) { DRM_DEBUG ("iir 0x%08x im 0x%08x ie 0x%08x pipea 0x%08x pipeb 0x%08x\n", iir, @@ -963,6 +964,7 @@ void i915_driver_irq_preinstall(struct drm_device * dev) { drm_i915_private_t *dev_priv = (drm_i915_private_t *) dev->dev_private; + atomic_set(&dev_priv->irq_received, 0); I915_WRITE(I915REG_HWSTAM, 0xffff); I915_WRITE(I915REG_INT_ENABLE_R, 0x0); I915_WRITE(I915REG_INT_MASK_R, 0xffffffff); |