diff options
| author | Michel Daenzer <michel@daenzer.net> | 2004-02-28 11:52:19 +0000 |
|---|---|---|
| committer | Michel Daenzer <michel@daenzer.net> | 2004-02-28 11:52:19 +0000 |
| commit | b61f07def349644ec8077cb12b303d444e223c1b (patch) | |
| tree | 5d7fa38406092aea7377612a32bf471686ee889c | |
| parent | ce21dca4aaecac73490f26491b8f06a74d0ee0f5 (diff) | |
More differentiated error codes for DRM(agp_acquire)
Obtained from: Linux kernel
| -rw-r--r-- | linux-core/drm_agpsupport.c | 6 | ||||
| -rw-r--r-- | linux/drm_agpsupport.h | 6 |
2 files changed, 10 insertions, 2 deletions
diff --git a/linux-core/drm_agpsupport.c b/linux-core/drm_agpsupport.c index 0f281b57..f83651af 100644 --- a/linux-core/drm_agpsupport.c +++ b/linux-core/drm_agpsupport.c @@ -104,7 +104,11 @@ int DRM(agp_acquire)(struct inode *inode, struct file *filp, drm_device_t *dev = priv->dev; int retcode; - if (!dev->agp || dev->agp->acquired || !drm_agp->acquire) + if (!dev->agp) + return -ENODEV; + if (dev->agp->acquired) + return -EBUSY; + if (!drm_agp->acquire) return -EINVAL; #ifndef VMAP_4_ARGS if ( dev->agp->cant_use_aperture ) diff --git a/linux/drm_agpsupport.h b/linux/drm_agpsupport.h index 0f281b57..f83651af 100644 --- a/linux/drm_agpsupport.h +++ b/linux/drm_agpsupport.h @@ -104,7 +104,11 @@ int DRM(agp_acquire)(struct inode *inode, struct file *filp, drm_device_t *dev = priv->dev; int retcode; - if (!dev->agp || dev->agp->acquired || !drm_agp->acquire) + if (!dev->agp) + return -ENODEV; + if (dev->agp->acquired) + return -EBUSY; + if (!drm_agp->acquire) return -EINVAL; #ifndef VMAP_4_ARGS if ( dev->agp->cant_use_aperture ) |