DRM_IOCTL_DEF(DRM_IOCTL_GET_MAP, drm_getmap, 0),
DRM_IOCTL_DEF(DRM_IOCTL_GET_CLIENT, drm_getclient, 0),
DRM_IOCTL_DEF(DRM_IOCTL_GET_STATS, drm_getstats, 0),
- DRM_IOCTL_DEF(DRM_IOCTL_SET_VERSION, drm_setversion, DRM_MASTER|DRM_ROOT_ONLY),
+ DRM_IOCTL_DEF(DRM_IOCTL_SET_VERSION, drm_setversion, DRM_MASTER),
DRM_IOCTL_DEF(DRM_IOCTL_SET_UNIQUE, drm_setunique, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY),
DRM_IOCTL_DEF(DRM_IOCTL_BLOCK, drm_noop, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY),
DRM_IOCTL_DEF(DRM_IOCTL_UNBLOCK, drm_noop, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY),
- DRM_IOCTL_DEF(DRM_IOCTL_AUTH_MAGIC, drm_authmagic, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY),
+ DRM_IOCTL_DEF(DRM_IOCTL_AUTH_MAGIC, drm_authmagic, DRM_AUTH|DRM_MASTER),
DRM_IOCTL_DEF(DRM_IOCTL_ADD_MAP, drm_addmap_ioctl, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY),
DRM_IOCTL_DEF(DRM_IOCTL_RM_MAP, drm_rmmap_ioctl, DRM_AUTH),
DRM_IOCTL_DEF(DRM_IOCTL_MODE_GETFB, drm_mode_getfb, DRM_MASTER|DRM_CONTROL_ALLOW),
DRM_IOCTL_DEF(DRM_IOCTL_MODE_ADDFB, drm_mode_addfb, DRM_MASTER|DRM_CONTROL_ALLOW),
DRM_IOCTL_DEF(DRM_IOCTL_MODE_RMFB, drm_mode_rmfb, DRM_MASTER|DRM_CONTROL_ALLOW),
+ DRM_IOCTL_DEF(DRM_IOCTL_MODE_PAGE_FLIP, drm_mode_page_flip_ioctl, DRM_MASTER|DRM_CONTROL_ALLOW),
+ DRM_IOCTL_DEF(DRM_IOCTL_MODE_DIRTYFB, drm_mode_dirtyfb_ioctl, DRM_MASTER|DRM_CONTROL_ALLOW)
};
#define DRM_CORE_IOCTL_COUNT ARRAY_SIZE( drm_ioctls )
if (entry->bound)
drm_unbind_agp(entry->memory);
drm_free_agp(entry->memory, entry->pages);
- drm_free(entry, sizeof(*entry), DRM_MEM_AGPLISTS);
+ kfree(entry);
}
INIT_LIST_HEAD(&dev->agp->memory);
/* Clear vma list (only built for debugging) */
list_for_each_entry_safe(vma, vma_temp, &dev->vmalist, head) {
list_del(&vma->head);
- drm_free(vma, sizeof(*vma), DRM_MEM_VMAS);
+ kfree(vma);
}
if (drm_core_check_feature(dev, DRIVER_DMA_QUEUE) && dev->queuelist) {
for (i = 0; i < dev->queue_count; i++) {
- if (dev->queuelist[i]) {
- drm_free(dev->queuelist[i],
- sizeof(*dev->queuelist[0]),
- DRM_MEM_QUEUES);
- dev->queuelist[i] = NULL;
- }
+ kfree(dev->queuelist[i]);
+ dev->queuelist[i] = NULL;
}
- drm_free(dev->queuelist,
- dev->queue_slots * sizeof(*dev->queuelist),
- DRM_MEM_QUEUES);
+ kfree(dev->queuelist);
dev->queuelist = NULL;
}
dev->queue_count = 0;
drm_debugfs_root = debugfs_create_dir("dri", NULL);
if (!drm_debugfs_root) {
- DRM_ERROR("Cannot create /debugfs/dri\n");
+ DRM_ERROR("Cannot create /sys/kernel/debug/dri\n");
ret = -1;
goto err_p3;
}
- drm_mem_init();
-
DRM_INFO("Initialized %s %d.%d.%d %s\n",
CORE_NAME, CORE_MAJOR, CORE_MINOR, CORE_PATCHLEVEL, CORE_DATE);
return 0;
module_exit(drm_core_exit);
/**
+ * Copy and IOCTL return string to user space
+ */
+static int drm_copy_field(char *buf, size_t *buf_len, const char *value)
+{
+ int len;
+
+ /* don't overflow userbuf */
+ len = strlen(value);
+ if (len > *buf_len)
+ len = *buf_len;
+
+ /* let userspace know exact length of driver value (which could be
+ * larger than the userspace-supplied buffer) */
+ *buf_len = strlen(value);
+
+ /* finally, try filling in the userbuf */
+ if (len && buf)
+ if (copy_to_user(buf, value, len))
+ return -EFAULT;
+ return 0;
+}
+
+/**
* Get version information
*
* \param inode device inode.
struct drm_file *file_priv)
{
struct drm_version *version = data;
- int len;
+ int err;
version->version_major = dev->driver->major;
version->version_minor = dev->driver->minor;
version->version_patchlevel = dev->driver->patchlevel;
- DRM_COPY(version->name, dev->driver->name);
- DRM_COPY(version->date, dev->driver->date);
- DRM_COPY(version->desc, dev->driver->desc);
-
- return 0;
+ err = drm_copy_field(version->name, &version->name_len,
+ dev->driver->name);
+ if (!err)
+ err = drm_copy_field(version->date, &version->date_len,
+ dev->driver->date);
+ if (!err)
+ err = drm_copy_field(version->desc, &version->desc_len,
+ dev->driver->desc);
+
+ return err;
}
/**
* Looks up the ioctl function in the ::ioctls table, checking for root
* previleges if so required, and dispatches to the respective function.
*/
-int drm_ioctl(struct inode *inode, struct file *filp,
+long drm_ioctl(struct file *filp,
unsigned int cmd, unsigned long arg)
{
struct drm_file *file_priv = filp->private_data;
- struct drm_device *dev = file_priv->minor->dev;
+ struct drm_device *dev;
struct drm_ioctl_desc *ioctl;
drm_ioctl_t *func;
unsigned int nr = DRM_IOCTL_NR(cmd);
char stack_kdata[128];
char *kdata = NULL;
+ dev = file_priv->minor->dev;
atomic_inc(&dev->ioctl_count);
atomic_inc(&dev->counts[_DRM_STAT_IOCTLS]);
++file_priv->ioctl_count;
goto err_i1;
}
}
- retcode = func(dev, kdata, file_priv);
+ if (ioctl->flags & DRM_UNLOCKED)
+ retcode = func(dev, kdata, file_priv);
+ else {
+ lock_kernel();
+ retcode = func(dev, kdata, file_priv);
+ unlock_kernel();
+ }
if (cmd & IOC_OUT) {
if (copy_to_user((void __user *)arg, kdata,