goto fail;
}
- ret = drm_mode_object_get(dev, &property->base, DRM_MODE_OBJECT_PROPERTY);
+ ret = drm_mode_object_add(dev, &property->base, DRM_MODE_OBJECT_PROPERTY);
if (ret)
goto fail;
struct drm_property *property;
int enum_count = 0;
int value_count = 0;
- int ret = 0, i;
- int copied;
+ int i, copied;
struct drm_property_enum *prop_enum;
struct drm_mode_property_enum __user *enum_ptr;
uint64_t __user *values_ptr;
if (!drm_core_check_feature(dev, DRIVER_MODESET))
return -EINVAL;
- drm_modeset_lock_all(dev);
property = drm_property_find(dev, out_resp->prop_id);
- if (!property) {
- ret = -ENOENT;
- goto done;
- }
-
- if (drm_property_type_is(property, DRM_MODE_PROP_ENUM) ||
- drm_property_type_is(property, DRM_MODE_PROP_BITMASK)) {
- list_for_each_entry(prop_enum, &property->enum_list, head)
- enum_count++;
- }
-
- value_count = property->num_values;
+ if (!property)
+ return -ENOENT;
strncpy(out_resp->name, property->name, DRM_PROP_NAME_LEN);
out_resp->name[DRM_PROP_NAME_LEN-1] = 0;
out_resp->flags = property->flags;
- if ((out_resp->count_values >= value_count) && value_count) {
- values_ptr = (uint64_t __user *)(unsigned long)out_resp->values_ptr;
- for (i = 0; i < value_count; i++) {
- if (copy_to_user(values_ptr + i, &property->values[i], sizeof(uint64_t))) {
- ret = -EFAULT;
- goto done;
- }
+ value_count = property->num_values;
+ values_ptr = u64_to_user_ptr(out_resp->values_ptr);
+
+ for (i = 0; i < value_count; i++) {
+ if (i < out_resp->count_values &&
+ put_user(property->values[i], values_ptr + i)) {
+ return -EFAULT;
}
}
out_resp->count_values = value_count;
+ copied = 0;
+ enum_ptr = u64_to_user_ptr(out_resp->enum_blob_ptr);
+
if (drm_property_type_is(property, DRM_MODE_PROP_ENUM) ||
- drm_property_type_is(property, DRM_MODE_PROP_BITMASK)) {
- if ((out_resp->count_enum_blobs >= enum_count) && enum_count) {
- copied = 0;
- enum_ptr = (struct drm_mode_property_enum __user *)(unsigned long)out_resp->enum_blob_ptr;
- list_for_each_entry(prop_enum, &property->enum_list, head) {
-
- if (copy_to_user(&enum_ptr[copied].value, &prop_enum->value, sizeof(uint64_t))) {
- ret = -EFAULT;
- goto done;
- }
-
- if (copy_to_user(&enum_ptr[copied].name,
- &prop_enum->name, DRM_PROP_NAME_LEN)) {
- ret = -EFAULT;
- goto done;
- }
- copied++;
- }
+ drm_property_type_is(property, DRM_MODE_PROP_BITMASK)) {
+ list_for_each_entry(prop_enum, &property->enum_list, head) {
+ enum_count++;
+ if (out_resp->count_enum_blobs < enum_count)
+ continue;
+
+ if (copy_to_user(&enum_ptr[copied].value,
+ &prop_enum->value, sizeof(uint64_t)))
+ return -EFAULT;
+
+ if (copy_to_user(&enum_ptr[copied].name,
+ &prop_enum->name, DRM_PROP_NAME_LEN))
+ return -EFAULT;
+ copied++;
}
out_resp->count_enum_blobs = enum_count;
}
*/
if (drm_property_type_is(property, DRM_MODE_PROP_BLOB))
out_resp->count_enum_blobs = 0;
-done:
- drm_modeset_unlock_all(dev);
- return ret;
+
+ return 0;
}
static void drm_property_free_blob(struct kref *kref)
if (data)
memcpy(blob->data, data, length);
- ret = drm_mode_object_get_reg(dev, &blob->base, DRM_MODE_OBJECT_BLOB,
- true, drm_property_free_blob);
+ ret = __drm_mode_object_add(dev, &blob->base, DRM_MODE_OBJECT_BLOB,
+ true, drm_property_free_blob);
if (ret) {
kfree(blob);
return ERR_PTR(-EINVAL);
EXPORT_SYMBOL(drm_property_create_blob);
/**
- * drm_property_unreference_blob - Unreference a blob property
- * @blob: Pointer to blob property
+ * drm_property_blob_put - release a blob property reference
+ * @blob: DRM blob property
*
- * Drop a reference on a blob property. May free the object.
+ * Releases a reference to a blob property. May free the object.
*/
-void drm_property_unreference_blob(struct drm_property_blob *blob)
+void drm_property_blob_put(struct drm_property_blob *blob)
{
if (!blob)
return;
- drm_mode_object_unreference(&blob->base);
+ drm_mode_object_put(&blob->base);
}
-EXPORT_SYMBOL(drm_property_unreference_blob);
+EXPORT_SYMBOL(drm_property_blob_put);
void drm_property_destroy_user_blobs(struct drm_device *dev,
struct drm_file *file_priv)
*/
list_for_each_entry_safe(blob, bt, &file_priv->blobs, head_file) {
list_del_init(&blob->head_file);
- drm_property_unreference_blob(blob);
+ drm_property_blob_put(blob);
}
}
/**
- * drm_property_reference_blob - Take a reference on an existing property
- * @blob: Pointer to blob property
+ * drm_property_blob_get - acquire blob property reference
+ * @blob: DRM blob property
*
- * Take a new reference on an existing blob property. Returns @blob, which
+ * Acquires a reference to an existing blob property. Returns @blob, which
* allows this to be used as a shorthand in assignments.
*/
-struct drm_property_blob *drm_property_reference_blob(struct drm_property_blob *blob)
+struct drm_property_blob *drm_property_blob_get(struct drm_property_blob *blob)
{
- drm_mode_object_reference(&blob->base);
+ drm_mode_object_get(&blob->base);
return blob;
}
-EXPORT_SYMBOL(drm_property_reference_blob);
+EXPORT_SYMBOL(drm_property_blob_get);
/**
* drm_property_lookup_blob - look up a blob property and take a reference
*
* If successful, this takes an additional reference to the blob property.
* callers need to make sure to eventually unreference the returned property
- * again, using @drm_property_unreference_blob.
+ * again, using drm_property_blob_put().
*
* Return:
* NULL on failure, pointer to the blob on success.
goto err_created;
}
- drm_property_unreference_blob(old_blob);
+ drm_property_blob_put(old_blob);
*replace = new_blob;
return 0;
err_created:
- drm_property_unreference_blob(new_blob);
+ drm_property_blob_put(new_blob);
return ret;
}
EXPORT_SYMBOL(drm_property_replace_global_blob);
}
out_resp->length = blob->length;
unref:
- drm_property_unreference_blob(blob);
+ drm_property_blob_put(blob);
return ret;
}
return 0;
out_blob:
- drm_property_unreference_blob(blob);
+ drm_property_blob_put(blob);
return ret;
}
mutex_unlock(&dev->mode_config.blob_lock);
/* One reference from lookup, and one from the filp. */
- drm_property_unreference_blob(blob);
- drm_property_unreference_blob(blob);
+ drm_property_blob_put(blob);
+ drm_property_blob_put(blob);
return 0;
err:
mutex_unlock(&dev->mode_config.blob_lock);
- drm_property_unreference_blob(blob);
+ drm_property_blob_put(blob);
return ret;
}
return;
if (drm_property_type_is(property, DRM_MODE_PROP_OBJECT)) {
- drm_mode_object_unreference(ref);
+ drm_mode_object_put(ref);
} else if (drm_property_type_is(property, DRM_MODE_PROP_BLOB))
- drm_property_unreference_blob(obj_to_blob(ref));
+ drm_property_blob_put(obj_to_blob(ref));
}
git.samba.org / sfrench / cifs-2.6.git / blobdiff