From 5b38e134163cc375e91424c4688cc9328c6e9082 Mon Sep 17 00:00:00 2001 From: Eric Anholt Date: Thu, 19 Jul 2007 17:11:11 -0700 Subject: Replace DRM_IOCTL_ARGS with (dev, data, file_priv) and remove DRM_DEVICE. The data is now in kernel space, copied in/out as appropriate according to the This results in DRM_COPY_{TO,FROM}_USER going away, and error paths to deal with those failures. This also means that XFree86 4.2.0 support for i810 DRM is lost. --- linux-core/drm_scatter.c | 37 ++++++++----------------------------- 1 file changed, 8 insertions(+), 29 deletions(-) (limited to 'linux-core/drm_scatter.c') diff --git a/linux-core/drm_scatter.c b/linux-core/drm_scatter.c index 58696347..3c0f672e 100644 --- a/linux-core/drm_scatter.c +++ b/linux-core/drm_scatter.c @@ -187,49 +187,28 @@ int drm_sg_alloc(struct drm_device *dev, struct drm_scatter_gather * request) } EXPORT_SYMBOL(drm_sg_alloc); -int drm_sg_alloc_ioctl(struct inode *inode, struct drm_file *file_priv, - unsigned int cmd, unsigned long arg) +int drm_sg_alloc_ioctl(struct drm_device *dev, void *data, + struct drm_file *file_priv) { - struct drm_device *dev = file_priv->head->dev; - struct drm_scatter_gather __user *argp = (void __user *)arg; - struct drm_scatter_gather request; - int ret; + struct drm_scatter_gather *request = data; - if (copy_from_user(&request, argp, sizeof(request))) - return -EFAULT; - - ret = drm_sg_alloc(dev, &request); - if ( ret ) return ret; - - if (copy_to_user(argp, &request, sizeof(request))) { - drm_sg_cleanup(dev->sg); - return -EFAULT; - } - - - return 0; + return drm_sg_alloc(dev, request); } -int drm_sg_free(struct inode *inode, struct drm_file *file_priv, - unsigned int cmd, unsigned long arg) +int drm_sg_free(struct drm_device *dev, void *data, + struct drm_file *file_priv) { - struct drm_device *dev = file_priv->head->dev; - struct drm_scatter_gather request; + struct drm_scatter_gather *request = data; struct drm_sg_mem *entry; if (!drm_core_check_feature(dev, DRIVER_SG)) return -EINVAL; - if (copy_from_user(&request, - (struct drm_scatter_gather __user *) arg, - sizeof(request))) - return -EFAULT; - entry = dev->sg; dev->sg = NULL; - if (!entry || entry->handle != request.handle) + if (!entry || entry->handle != request->handle) return -EINVAL; DRM_DEBUG("sg free virtual = %p\n", entry->virtual); -- cgit v1.2.3