drivers/acpi/mipi-disco-img.c

53 	struct acpi_device_software_nodes *swnodes;
157 	kfree(csi2->swnodes);
203 	struct acpi_device_software_nodes *swnodes;
212 	if (check_mul_overflow(sizeof(*swnodes->ports) +
213 			       sizeof(*swnodes->nodes) * 2 +
214 			       sizeof(*swnodes->nodeptrs) * 2,
216 	    check_add_overflow(sizeof(*swnodes) +
217 			       sizeof(*swnodes->nodes) +
218 			       sizeof(*swnodes->nodeptrs) * 2,
226 	swnodes = kmalloc(alloc_size, GFP_KERNEL);
227 	if (!swnodes)
230 	swnodes->ports = (struct acpi_device_software_node_port *)(swnodes + 1);
231 	swnodes->nodes = (struct software_node *)(swnodes->ports + port_count);
232 	swnodes->nodeptrs = (const struct software_node **)(swnodes->nodes + 1 +
234 	swnodes->num_ports = port_count;
237 		swnodes->nodeptrs[i] = &swnodes->nodes[i];
239 	swnodes->nodeptrs[i] = NULL;
242 		swnodes->ports[i].port_nr = NO_CSI2_PORT;
244 	csi2->swnodes = swnodes;
250 static unsigned int next_csi2_port_index(struct acpi_device_software_nodes *swnodes,
255 	for (i = 0; i < swnodes->num_ports; i++) {
256 		struct acpi_device_software_node_port *port = &swnodes->ports[i];
293 	remote_swnodes = remote_csi2->swnodes;
371 	struct acpi_device_software_nodes *local_swnodes = csi2->swnodes;
375 	/* Bail out if the allocation of swnodes has failed. */
426 	 * relies on the availability of swnodes memory for each list entry.
484 			   struct acpi_device_software_nodes *swnodes,
498 	swnodes->nodes[ACPI_DEVICE_SWNODE_PORT(port_index)] =
500 				      &swnodes->nodes[ACPI_DEVICE_SWNODE_ROOT]);
572 	swnodes->nodes[ACPI_DEVICE_SWNODE_EP(port_index)] =
573 		SOFTWARE_NODE("endpoint@0", swnodes->ports[port_index].ep_props,
574 			      &swnodes->nodes[ACPI_DEVICE_SWNODE_PORT(port_index)]);
597 	struct acpi_device_software_nodes *swnodes = csi2->swnodes;
608 	 * Bail out if the swnodes are not available (either they have not been
611 	if (!swnodes)
628 			swnodes->dev_props[NEXT_PROPERTY(prop_index, DEV_ROTATION)] =
636 		swnodes->dev_props[NEXT_PROPERTY(prop_index, DEV_CLOCK_FREQUENCY)] =
640 		swnodes->dev_props[NEXT_PROPERTY(prop_index, DEV_LED_MAX_MICROAMP)] =
644 		swnodes->dev_props[NEXT_PROPERTY(prop_index, DEV_FLASH_MAX_MICROAMP)] =
648 		swnodes->dev_props[NEXT_PROPERTY(prop_index, DEV_FLASH_MAX_TIMEOUT_US)] =
657 	swnodes->nodes[ACPI_DEVICE_SWNODE_ROOT] =
658 			SOFTWARE_NODE(buffer.pointer, swnodes->dev_props, NULL);
660 	for (i = 0; i < swnodes->num_ports; i++) {
661 		struct acpi_device_software_node_port *port = &swnodes->ports[i];
679 		init_csi2_port(adev, swnodes, port, port_fwnode, i);
684 	ret = software_node_register_node_group(swnodes->nodeptrs);
691 	adev->swnodes = swnodes;
692 	adev_fwnode->secondary = software_node_fwnode(swnodes->nodes);
695 	 * Prevents the swnodes from this csi2 entry from being assigned again
698 	csi2->swnodes = NULL;