diff options
| author | Jesse Barnes <jesse.barnes@intel.com> | 2007-11-01 12:50:03 -0700 |
|---|---|---|
| committer | Jesse Barnes <jesse.barnes@intel.com> | 2007-11-01 12:50:03 -0700 |
| commit | 00d60265570c866261c09fd3397d5853a1ce196a (patch) | |
| tree | a3d4757f0754a2c4393e3c997c73c320264df6d9 /linux-core/drm_irq.c | |
| parent | 91aae7e683786a48547872b0a5fa92b2232e02c0 (diff) | |
Cleanup vblank_init and fix drm_irq_install
The vblank_init function wanted a couple of cleanups.
Also, drm_irq_install wasn't checking the new return value of irq_postinstall.
If it returns a failure, assume IRQs didn't get set up and take appropriate
action.
Diffstat (limited to 'linux-core/drm_irq.c')
| -rw-r--r-- | linux-core/drm_irq.c | 15 |
1 files changed, 9 insertions, 6 deletions
diff --git a/linux-core/drm_irq.c b/linux-core/drm_irq.c index e917e7eb..4aa58d77 100644 --- a/linux-core/drm_irq.c +++ b/linux-core/drm_irq.c @@ -85,7 +85,7 @@ int drm_vblank_init(struct drm_device *dev, int num_crtcs) { int i, ret = -ENOMEM; - setup_timer(&dev->vblank_disable_timer, vblank_disable_fn,\ + setup_timer(&dev->vblank_disable_timer, vblank_disable_fn, (unsigned long)dev); spin_lock_init(&dev->vbl_lock); atomic_set(&dev->vbl_signal_pending, 0); @@ -111,18 +111,16 @@ int drm_vblank_init(struct drm_device *dev, int num_crtcs) if (!dev->vblank_refcount) goto err; - dev->last_vblank = drm_calloc(1, sizeof(u32) * num_crtcs, - DRM_MEM_DRIVER); + dev->last_vblank = drm_calloc(num_crtcs, sizeof(u32), DRM_MEM_DRIVER); if (!dev->last_vblank) goto err; - dev->vblank_premodeset = drm_calloc(1, sizeof(u32) * num_crtcs, + dev->vblank_premodeset = drm_calloc(num_crtcs, sizeof(u32), DRM_MEM_DRIVER); if (!dev->vblank_premodeset) goto err; - dev->vblank_offset = drm_calloc(1, sizeof(u32) * num_crtcs, - DRM_MEM_DRIVER); + dev->vblank_offset = drm_calloc(num_crtcs, sizeof(u32), DRM_MEM_DRIVER); if (!dev->vblank_offset) goto err; @@ -210,6 +208,11 @@ int drm_irq_install(struct drm_device * dev) /* After installing handler */ ret = dev->driver->irq_postinstall(dev); + if (ret < 0) { + mutex_lock(&dev->struct_mutex); + dev->irq_enabled = 0; + mutex_unlock(&dev->struct_mutex); + } return ret; } |