diff options
Diffstat (limited to 'bsd-core/drm_drv.c')
| -rw-r--r-- | bsd-core/drm_drv.c | 30 |
1 files changed, 12 insertions, 18 deletions
diff --git a/bsd-core/drm_drv.c b/bsd-core/drm_drv.c index a978f50f..afd90351 100644 --- a/bsd-core/drm_drv.c +++ b/bsd-core/drm_drv.c @@ -1,6 +1,3 @@ -/* drm_drv.h -- Generic driver template -*- linux-c -*- - * Created: Thu Nov 23 03:10:50 2000 by gareth@valinux.com - */ /*- * Copyright 1999, 2000 Precision Insight, Inc., Cedar Park, Texas. * Copyright 2000 VA Linux Systems, Inc., Sunnyvale, California. @@ -31,6 +28,12 @@ * */ +/** @file drm_drv.c + * The catch-all file for DRM device support, including module setup/teardown, + * open/close, and ioctl dispatch. + */ + + #include <sys/limits.h> #include "drmP.h" #include "drm.h" @@ -818,14 +821,7 @@ int drm_close(struct cdev *kdev, int flags, int fmt, DRM_STRUCTPROC *p) int drm_ioctl(struct cdev *kdev, u_long cmd, caddr_t data, int flags, DRM_STRUCTPROC *p) { -#ifdef __FreeBSD__ - drm_device_t *dev = kdev->si_drv1; -#elif defined(__NetBSD__) - drm_device_t *dev = device_lookup(&drm_cd, minor(kdev)); -#else - drm_device_t *dev = device_lookup(&drm_cd, - minor(kdev)))->dv_cfdata->cf_driver->cd_devs[minor(kdev)]; -#endif + drm_device_t *dev = drm_get_device_from_kdev(kdev); int retcode = 0; drm_ioctl_desc_t *ioctl; int (*func)(drm_device_t *dev, void *data, struct drm_file *file_priv); @@ -912,15 +908,13 @@ int drm_ioctl(struct cdev *kdev, u_long cmd, caddr_t data, int flags, ((ioctl->flags & DRM_MASTER) && !file_priv->master)) return EACCES; - if (is_driver_ioctl) - DRM_LOCK(); - retcode = func(dev, data, file_priv); if (is_driver_ioctl) { + DRM_LOCK(); + /* shared code returns -errno */ + retcode = -func(dev, data, file_priv); DRM_UNLOCK(); - /* Driver ioctls in shared code follow the linux convention of - * returning -errno instead of errno. - */ - retcode = -retcode; + } else { + retcode = func(dev, data, file_priv); } if (retcode != 0) |