39 	struct rpi_firmware *fw = container_of(cl, struct rpi_firmware, cl);  in response_callback()  local
40 	complete(&fw->c);  in response_callback()
48 rpi_firmware_transaction(struct rpi_firmware *fw, u32 chan, u32 data)  in rpi_firmware_transaction()  argument
56 	reinit_completion(&fw->c);  in rpi_firmware_transaction()
57 	ret = mbox_send_message(fw->chan, &message);  in rpi_firmware_transaction()
59 		if (wait_for_completion_timeout(&fw->c, HZ)) {  in rpi_firmware_transaction()
66 		dev_err(fw->cl.dev, "mbox_send_message returned %d\n", ret);  in rpi_firmware_transaction()
75  * @fw:		Pointer to firmware structure from rpi_firmware_get().
87 int rpi_firmware_property_list(struct rpi_firmware *fw,  in rpi_firmware_property_list()  argument
99 	buf = dma_alloc_coherent(fw->cl.dev, PAGE_ALIGN(size), &bus_addr,  in rpi_firmware_property_list()
113 	ret = rpi_firmware_transaction(fw, MBOX_CHAN_PROPERTY, bus_addr);  in rpi_firmware_property_list()
123 		dev_err(fw->cl.dev, "Request 0x%08x returned status 0x%08x\n",  in rpi_firmware_property_list()
128 	dma_free_coherent(fw->cl.dev, PAGE_ALIGN(size), buf, bus_addr);  in rpi_firmware_property_list()
136  * @fw:		Pointer to firmware structure from rpi_firmware_get().
148 int rpi_firmware_property(struct rpi_firmware *fw,  in rpi_firmware_property()  argument
170 	ret = rpi_firmware_property_list(fw, data, buf_size + sizeof(*header));  in rpi_firmware_property()
181 rpi_firmware_print_firmware_revision(struct rpi_firmware *fw)  in rpi_firmware_print_firmware_revision()  argument
185 	int ret = rpi_firmware_property(fw,  in rpi_firmware_print_firmware_revision()
194 	dev_info(fw->cl.dev, "Attached to firmware from %ptT\n", &date_and_time);  in rpi_firmware_print_firmware_revision()
198 rpi_register_hwmon_driver(struct device *dev, struct rpi_firmware *fw)  in rpi_register_hwmon_driver()  argument
201 	int ret = rpi_firmware_property(fw, RPI_FIRMWARE_GET_THROTTLED,  in rpi_register_hwmon_driver()
233 	struct rpi_firmware *fw = container_of(kref, struct rpi_firmware,  in rpi_firmware_delete()  local
236 	mbox_free_channel(fw->chan);  in rpi_firmware_delete()
237 	kfree(fw);  in rpi_firmware_delete()
240 void rpi_firmware_put(struct rpi_firmware *fw)  in rpi_firmware_put()  argument
242 	kref_put(&fw->consumers, rpi_firmware_delete);  in rpi_firmware_put()
248 	struct rpi_firmware *fw = data;  in devm_rpi_firmware_put()  local
250 	rpi_firmware_put(fw);  in devm_rpi_firmware_put()
256 	struct rpi_firmware *fw;  in rpi_firmware_probe()  local
262 	fw = kzalloc(sizeof(*fw), GFP_KERNEL);  in rpi_firmware_probe()
263 	if (!fw)  in rpi_firmware_probe()
266 	fw->cl.dev = dev;  in rpi_firmware_probe()
267 	fw->cl.rx_callback = response_callback;  in rpi_firmware_probe()
268 	fw->cl.tx_block = true;  in rpi_firmware_probe()
270 	fw->chan = mbox_request_channel(&fw->cl, 0);  in rpi_firmware_probe()
271 	if (IS_ERR(fw->chan)) {  in rpi_firmware_probe()
272 		int ret = PTR_ERR(fw->chan);  in rpi_firmware_probe()
275 		kfree(fw);  in rpi_firmware_probe()
279 	init_completion(&fw->c);  in rpi_firmware_probe()
280 	kref_init(&fw->consumers);  in rpi_firmware_probe()
282 	platform_set_drvdata(pdev, fw);  in rpi_firmware_probe()
284 	rpi_firmware_print_firmware_revision(fw);  in rpi_firmware_probe()
285 	rpi_register_hwmon_driver(dev, fw);  in rpi_firmware_probe()
293 	struct rpi_firmware *fw = platform_get_drvdata(pdev);  in rpi_firmware_shutdown()  local
295 	if (!fw)  in rpi_firmware_shutdown()
298 	rpi_firmware_property(fw, RPI_FIRMWARE_NOTIFY_REBOOT, NULL, 0);  in rpi_firmware_shutdown()
303 	struct rpi_firmware *fw = platform_get_drvdata(pdev);  in rpi_firmware_remove()  local
310 	rpi_firmware_put(fw);  in rpi_firmware_remove()
326 	struct rpi_firmware *fw;  in rpi_firmware_get()  local
331 	fw = platform_get_drvdata(pdev);  in rpi_firmware_get()
332 	if (!fw)  in rpi_firmware_get()
335 	if (!kref_get_unless_zero(&fw->consumers))  in rpi_firmware_get()
340 	return fw;  in rpi_firmware_get()
357 	struct rpi_firmware *fw;  in devm_rpi_firmware_get()  local
359 	fw = rpi_firmware_get(firmware_node);  in devm_rpi_firmware_get()
360 	if (!fw)  in devm_rpi_firmware_get()
363 	if (devm_add_action_or_reset(dev, devm_rpi_firmware_put, fw))  in devm_rpi_firmware_get()
366 	return fw;  in devm_rpi_firmware_get()