95 	struct hid_device *hdev;  member
105 static int rmi_write_report(struct hid_device *hdev, u8 *report, int len);
121 static int rmi_set_page(struct hid_device *hdev, u8 page)  in rmi_set_page()  argument
123 	struct rmi_data *data = hid_get_drvdata(hdev);  in rmi_set_page()
131 	retval = rmi_write_report(hdev, data->writeReport,  in rmi_set_page()
134 		dev_err(&hdev->dev,  in rmi_set_page()
143 static int rmi_set_mode(struct hid_device *hdev, u8 mode)  in rmi_set_mode()  argument
153 	ret = hid_hw_raw_request(hdev, RMI_SET_RMI_MODE_REPORT_ID, buf,  in rmi_set_mode()
157 		dev_err(&hdev->dev, "unable to set rmi mode to %d (%d)\n", mode,  in rmi_set_mode()
165 static int rmi_write_report(struct hid_device *hdev, u8 *report, int len)  in rmi_write_report()  argument
167 	struct rmi_data *data = hid_get_drvdata(hdev);  in rmi_write_report()
174 		ret = hid_hw_raw_request(hdev, report[0], report,  in rmi_write_report()
177 		ret = hid_hw_output_report(hdev, (void *)report, len);  in rmi_write_report()
181 		dev_err(&hdev->dev, "failed to write hid report (%d)\n", ret);  in rmi_write_report()
192 	struct hid_device *hdev = data->hdev;  in rmi_hid_read_block()  local
202 		ret = rmi_set_page(hdev, RMI_PAGE(addr));  in rmi_hid_read_block()
217 		ret = rmi_write_report(hdev, data->writeReport,  in rmi_hid_read_block()
220 			dev_err(&hdev->dev,  in rmi_hid_read_block()
232 				hid_warn(hdev, "%s: timeout elapsed\n",  in rmi_hid_read_block()
263 	struct hid_device *hdev = data->hdev;  in rmi_hid_write_block()  local
269 		ret = rmi_set_page(hdev, RMI_PAGE(addr));  in rmi_hid_write_block()
280 	ret = rmi_write_report(hdev, data->writeReport,  in rmi_hid_write_block()
283 		dev_err(&hdev->dev,  in rmi_hid_write_block()
295 static int rmi_reset_attn_mode(struct hid_device *hdev)  in rmi_reset_attn_mode()  argument
297 	struct rmi_data *data = hid_get_drvdata(hdev);  in rmi_reset_attn_mode()
301 	ret = rmi_set_mode(hdev, RMI_MODE_ATTN_REPORTS);  in rmi_reset_attn_mode()
317 	rmi_reset_attn_mode(hdata->hdev);  in rmi_reset_work()
320 static int rmi_input_event(struct hid_device *hdev, u8 *data, int size)  in rmi_input_event()  argument
322 	struct rmi_data *hdata = hid_get_drvdata(hdev);  in rmi_input_event()
329 	pm_wakeup_event(hdev->dev.parent, 0);  in rmi_input_event()
342 static int rmi_read_data_event(struct hid_device *hdev, u8 *data, int size)  in rmi_read_data_event()  argument
344 	struct rmi_data *hdata = hid_get_drvdata(hdev);  in rmi_read_data_event()
347 		hid_dbg(hdev, "no read request pending\n");  in rmi_read_data_event()
358 static int rmi_check_sanity(struct hid_device *hdev, u8 *data, int size)  in rmi_check_sanity()  argument
374 static int rmi_raw_event(struct hid_device *hdev,  in rmi_raw_event()  argument
377 	struct rmi_data *hdata = hid_get_drvdata(hdev);  in rmi_raw_event()
382 	size = rmi_check_sanity(hdev, data, size);  in rmi_raw_event()
388 		return rmi_read_data_event(hdev, data, size);  in rmi_raw_event()
390 		return rmi_input_event(hdev, data, size);  in rmi_raw_event()
398 static int rmi_event(struct hid_device *hdev, struct hid_field *field,  in rmi_event()  argument
401 	struct rmi_data *data = hid_get_drvdata(hdev);  in rmi_event()
439 static int rmi_suspend(struct hid_device *hdev, pm_message_t message)  in rmi_suspend()  argument
441 	struct rmi_data *data = hid_get_drvdata(hdev);  in rmi_suspend()
450 		hid_warn(hdev, "Failed to suspend device: %d\n", ret);  in rmi_suspend()
457 static int rmi_post_resume(struct hid_device *hdev)  in rmi_post_resume()  argument
459 	struct rmi_data *data = hid_get_drvdata(hdev);  in rmi_post_resume()
467 	ret = hid_hw_open(hdev);  in rmi_post_resume()
471 	ret = rmi_reset_attn_mode(hdev);  in rmi_post_resume()
477 		hid_warn(hdev, "Failed to resume device: %d\n", ret);  in rmi_post_resume()
482 	hid_hw_close(hdev);  in rmi_post_resume()
489 	struct hid_device *hdev = data->hdev;  in rmi_hid_reset()  local
491 	return rmi_reset_attn_mode(hdev);  in rmi_hid_reset()
494 static int rmi_input_configured(struct hid_device *hdev, struct hid_input *hi)  in rmi_input_configured()  argument
496 	struct rmi_data *data = hid_get_drvdata(hdev);  in rmi_input_configured()
505 	hid_dbg(hdev, "Opening low level driver\n");  in rmi_input_configured()
506 	ret = hid_hw_open(hdev);  in rmi_input_configured()
511 	hid_device_io_start(hdev);  in rmi_input_configured()
513 	ret = rmi_set_mode(hdev, RMI_MODE_ATTN_REPORTS);  in rmi_input_configured()
515 		dev_err(&hdev->dev, "failed to set rmi mode\n");  in rmi_input_configured()
519 	ret = rmi_set_page(hdev, 0);  in rmi_input_configured()
521 		dev_err(&hdev->dev, "failed to set page select to 0.\n");  in rmi_input_configured()
527 		dev_err(&hdev->dev, "failed to register transport driver\n");  in rmi_input_configured()
534 	hid_device_io_stop(hdev);  in rmi_input_configured()
535 	hid_hw_close(hdev);  in rmi_input_configured()
539 static int rmi_input_mapping(struct hid_device *hdev,  in rmi_input_mapping()  argument
543 	struct rmi_data *data = hid_get_drvdata(hdev);  in rmi_input_mapping()
560 static int rmi_check_valid_report_id(struct hid_device *hdev, unsigned type,  in rmi_check_valid_report_id()  argument
565 	*report = hdev->report_enum[type].report_id_hash[id];  in rmi_check_valid_report_id()
619 static int rmi_setup_irq_domain(struct hid_device *hdev)  in rmi_setup_irq_domain()  argument
621 	struct rmi_data *hdata = hid_get_drvdata(hdev);  in rmi_setup_irq_domain()
624 	hdata->domain = irq_domain_create_linear(hdev->dev.fwnode, 1,  in rmi_setup_irq_domain()
629 	ret = devm_add_action_or_reset(&hdev->dev, &rmi_irq_teardown, hdata);  in rmi_setup_irq_domain()
635 		hid_err(hdev, "Can't allocate an IRQ\n");  in rmi_setup_irq_domain()
642 static int rmi_probe(struct hid_device *hdev, const struct hid_device_id *id)  in rmi_probe()  argument
651 	data = devm_kzalloc(&hdev->dev, sizeof(struct rmi_data), GFP_KERNEL);  in rmi_probe()
656 	data->hdev = hdev;  in rmi_probe()
658 	hid_set_drvdata(hdev, data);  in rmi_probe()
660 	hdev->quirks |= HID_QUIRK_NO_INIT_REPORTS;  in rmi_probe()
661 	hdev->quirks |= HID_QUIRK_NO_INPUT_SYNC;  in rmi_probe()
663 	ret = hid_parse(hdev);  in rmi_probe()
665 		hid_err(hdev, "parse failed\n");  in rmi_probe()
676 	if (!rmi_check_valid_report_id(hdev, HID_FEATURE_REPORT,  in rmi_probe()
678 		hid_dbg(hdev, "device does not have set mode feature report\n");  in rmi_probe()
682 	if (!rmi_check_valid_report_id(hdev, HID_INPUT_REPORT,  in rmi_probe()
684 		hid_dbg(hdev, "device does not have attention input report\n");  in rmi_probe()
690 	if (!rmi_check_valid_report_id(hdev, HID_OUTPUT_REPORT,  in rmi_probe()
692 		hid_dbg(hdev,  in rmi_probe()
702 	data->writeReport = devm_kzalloc(&hdev->dev, alloc_size, GFP_KERNEL);  in rmi_probe()
704 		hid_err(hdev, "failed to allocate buffer for HID reports\n");  in rmi_probe()
714 	ret = rmi_setup_irq_domain(hdev);  in rmi_probe()
716 		hid_err(hdev, "failed to allocate IRQ domain\n");  in rmi_probe()
723 	data->xport.dev = hdev->dev.parent;  in rmi_probe()
730 	ret = hid_hw_start(hdev, HID_CONNECT_DEFAULT);  in rmi_probe()
732 		hid_err(hdev, "hw start failed\n");  in rmi_probe()
739 static void rmi_remove(struct hid_device *hdev)  in rmi_remove()  argument
741 	struct rmi_data *hdata = hid_get_drvdata(hdev);  in rmi_remove()
750 	hid_hw_stop(hdev);  in rmi_remove()