drivers/greybus/manifest.c

34  * the interface descriptor).  As each is processed we remove it from
45 static void release_manifest_descriptor(struct manifest_desc *descriptor)
47 	list_del(&descriptor->links);
48 	kfree(descriptor);
53 	struct manifest_desc *descriptor;
56 	list_for_each_entry_safe(descriptor, next, &intf->manifest_descs, links)
57 		release_manifest_descriptor(descriptor);
78 	struct manifest_desc *descriptor;
81 	list_for_each_entry_safe(descriptor, next, &intf->manifest_descs, links)
82 		if (descriptor->type == GREYBUS_TYPE_BUNDLE)
83 			return descriptor;
89  * Validate the given descriptor.  Its reported size must fit within
95  * Returns the (non-zero) number of bytes consumed by the descriptor,
102 	struct manifest_desc *descriptor;
114 		dev_err(&intf->dev, "descriptor too big (%zu > %zu)\n",
141 		dev_err(&intf->dev, "invalid descriptor type (%u)\n",
147 		dev_err(&intf->dev, "%s descriptor too small (%zu < %zu)\n",
155 		dev_warn(&intf->dev, "%s descriptor size mismatch (want %zu got %zu)\n",
160 	descriptor = kzalloc(sizeof(*descriptor), GFP_KERNEL);
161 	if (!descriptor)
164 	descriptor->size = desc_size;
165 	descriptor->data = (char *)desc + sizeof(*desc_header);
166 	descriptor->type = desc_header->type;
167 	list_add_tail(&descriptor->links, &intf->manifest_descs);
175  * Find the string descriptor having the given id, validate it, and
183  * descriptor string, or an error-coded pointer on failure.
188 	struct manifest_desc *descriptor;
196 	list_for_each_entry(descriptor, &intf->manifest_descs, links) {
197 		if (descriptor->type != GREYBUS_TYPE_STRING)
200 		desc_string = descriptor->data;
217 	release_manifest_descriptor(descriptor);
291 		/* Release the cport descriptor */
329 		/* Done with this bundle descriptor */
409 	/* Release the interface descriptor, now that we're done with it */
412 	/* An interface must have at least one bundle descriptor */
442  * Next we scan the descriptors, looking for an interface descriptor;
444  * information it contains, and then remove that descriptor (and any
457 	struct manifest_desc *descriptor;
463 	/* Manifest descriptor list should be empty here */
507 	/* There must be a single interface descriptor */
508 	list_for_each_entry(descriptor, &intf->manifest_descs, links) {
509 		if (descriptor->type == GREYBUS_TYPE_INTERFACE)
511 				interface_desc = descriptor;
514 		dev_err(&intf->dev, "manifest must have 1 interface descriptor (%u found)\n",
520 	/* Parse the manifest, starting with the interface descriptor */