98 	struct hid_device *hdev;  member
108 static int rmi_write_report(struct hid_device *hdev, u8 *report, int len);
124 static int rmi_set_page(struct hid_device *hdev, u8 page)  in rmi_set_page()  argument
126 	struct rmi_data *data = hid_get_drvdata(hdev);  in rmi_set_page()
134 	retval = rmi_write_report(hdev, data->writeReport,  in rmi_set_page()
137 		dev_err(&hdev->dev,  in rmi_set_page()
146 static int rmi_set_mode(struct hid_device *hdev, u8 mode)  in rmi_set_mode()  argument
156 	ret = hid_hw_raw_request(hdev, RMI_SET_RMI_MODE_REPORT_ID, buf,  in rmi_set_mode()
160 		dev_err(&hdev->dev, "unable to set rmi mode to %d (%d)\n", mode,  in rmi_set_mode()
168 static int rmi_write_report(struct hid_device *hdev, u8 *report, int len)  in rmi_write_report()  argument
172 	ret = hid_hw_output_report(hdev, (void *)report, len);  in rmi_write_report()
174 		dev_err(&hdev->dev, "failed to write hid report (%d)\n", ret);  in rmi_write_report()
185 	struct hid_device *hdev = data->hdev;  in rmi_hid_read_block()  local
195 		ret = rmi_set_page(hdev, RMI_PAGE(addr));  in rmi_hid_read_block()
210 		ret = rmi_write_report(hdev, data->writeReport,  in rmi_hid_read_block()
214 			dev_err(&hdev->dev,  in rmi_hid_read_block()
226 				hid_warn(hdev, "%s: timeout elapsed\n",  in rmi_hid_read_block()
258 	struct hid_device *hdev = data->hdev;  in rmi_hid_write_block()  local
264 		ret = rmi_set_page(hdev, RMI_PAGE(addr));  in rmi_hid_write_block()
275 	ret = rmi_write_report(hdev, data->writeReport,  in rmi_hid_write_block()
278 		dev_err(&hdev->dev,  in rmi_hid_write_block()
290 static int rmi_reset_attn_mode(struct hid_device *hdev)  in rmi_reset_attn_mode()  argument
292 	struct rmi_data *data = hid_get_drvdata(hdev);  in rmi_reset_attn_mode()
296 	ret = rmi_set_mode(hdev, RMI_MODE_ATTN_REPORTS);  in rmi_reset_attn_mode()
312 	rmi_reset_attn_mode(hdata->hdev);  in rmi_reset_work()
315 static int rmi_input_event(struct hid_device *hdev, u8 *data, int size)  in rmi_input_event()  argument
317 	struct rmi_data *hdata = hid_get_drvdata(hdev);  in rmi_input_event()
335 static int rmi_read_data_event(struct hid_device *hdev, u8 *data, int size)  in rmi_read_data_event()  argument
337 	struct rmi_data *hdata = hid_get_drvdata(hdev);  in rmi_read_data_event()
340 		hid_dbg(hdev, "no read request pending\n");  in rmi_read_data_event()
352 static int rmi_check_sanity(struct hid_device *hdev, u8 *data, int size)  in rmi_check_sanity()  argument
368 static int rmi_raw_event(struct hid_device *hdev,  in rmi_raw_event()  argument
371 	struct rmi_data *hdata = hid_get_drvdata(hdev);  in rmi_raw_event()
376 	size = rmi_check_sanity(hdev, data, size);  in rmi_raw_event()
382 		return rmi_read_data_event(hdev, data, size);  in rmi_raw_event()
384 		return rmi_input_event(hdev, data, size);  in rmi_raw_event()
392 static int rmi_event(struct hid_device *hdev, struct hid_field *field,  in rmi_event()  argument
395 	struct rmi_data *data = hid_get_drvdata(hdev);  in rmi_event()
435 static int rmi_suspend(struct hid_device *hdev, pm_message_t message)  in rmi_suspend()  argument
437 	struct rmi_data *data = hid_get_drvdata(hdev);  in rmi_suspend()
446 		hid_warn(hdev, "Failed to suspend device: %d\n", ret);  in rmi_suspend()
453 static int rmi_post_resume(struct hid_device *hdev)  in rmi_post_resume()  argument
455 	struct rmi_data *data = hid_get_drvdata(hdev);  in rmi_post_resume()
463 	ret = hid_hw_open(hdev);  in rmi_post_resume()
467 	ret = rmi_reset_attn_mode(hdev);  in rmi_post_resume()
473 		hid_warn(hdev, "Failed to resume device: %d\n", ret);  in rmi_post_resume()
478 	hid_hw_close(hdev);  in rmi_post_resume()
486 	struct hid_device *hdev = data->hdev;  in rmi_hid_reset()  local
488 	return rmi_reset_attn_mode(hdev);  in rmi_hid_reset()
491 static int rmi_input_configured(struct hid_device *hdev, struct hid_input *hi)  in rmi_input_configured()  argument
493 	struct rmi_data *data = hid_get_drvdata(hdev);  in rmi_input_configured()
502 	hid_dbg(hdev, "Opening low level driver\n");  in rmi_input_configured()
503 	ret = hid_hw_open(hdev);  in rmi_input_configured()
508 	hid_device_io_start(hdev);  in rmi_input_configured()
510 	ret = rmi_set_mode(hdev, RMI_MODE_ATTN_REPORTS);  in rmi_input_configured()
512 		dev_err(&hdev->dev, "failed to set rmi mode\n");  in rmi_input_configured()
516 	ret = rmi_set_page(hdev, 0);  in rmi_input_configured()
518 		dev_err(&hdev->dev, "failed to set page select to 0.\n");  in rmi_input_configured()
524 		dev_err(&hdev->dev, "failed to register transport driver\n");  in rmi_input_configured()
531 	hid_device_io_stop(hdev);  in rmi_input_configured()
532 	hid_hw_close(hdev);  in rmi_input_configured()
536 static int rmi_input_mapping(struct hid_device *hdev,  in rmi_input_mapping()  argument
540 	struct rmi_data *data = hid_get_drvdata(hdev);  in rmi_input_mapping()
557 static int rmi_check_valid_report_id(struct hid_device *hdev, unsigned type,  in rmi_check_valid_report_id()  argument
562 	*report = hdev->report_enum[type].report_id_hash[id];  in rmi_check_valid_report_id()
616 static int rmi_setup_irq_domain(struct hid_device *hdev)  in rmi_setup_irq_domain()  argument
618 	struct rmi_data *hdata = hid_get_drvdata(hdev);  in rmi_setup_irq_domain()
621 	hdata->domain = irq_domain_create_linear(hdev->dev.fwnode, 1,  in rmi_setup_irq_domain()
626 	ret = devm_add_action_or_reset(&hdev->dev, &rmi_irq_teardown, hdata);  in rmi_setup_irq_domain()
632 		hid_err(hdev, "Can't allocate an IRQ\n");  in rmi_setup_irq_domain()
639 static int rmi_probe(struct hid_device *hdev, const struct hid_device_id *id)  in rmi_probe()  argument
648 	data = devm_kzalloc(&hdev->dev, sizeof(struct rmi_data), GFP_KERNEL);  in rmi_probe()
653 	data->hdev = hdev;  in rmi_probe()
655 	hid_set_drvdata(hdev, data);  in rmi_probe()
657 	hdev->quirks |= HID_QUIRK_NO_INIT_REPORTS;  in rmi_probe()
658 	hdev->quirks |= HID_QUIRK_NO_INPUT_SYNC;  in rmi_probe()
660 	ret = hid_parse(hdev);  in rmi_probe()
662 		hid_err(hdev, "parse failed\n");  in rmi_probe()
673 	if (!rmi_check_valid_report_id(hdev, HID_FEATURE_REPORT,  in rmi_probe()
675 		hid_dbg(hdev, "device does not have set mode feature report\n");  in rmi_probe()
679 	if (!rmi_check_valid_report_id(hdev, HID_INPUT_REPORT,  in rmi_probe()
681 		hid_dbg(hdev, "device does not have attention input report\n");  in rmi_probe()
687 	if (!rmi_check_valid_report_id(hdev, HID_OUTPUT_REPORT,  in rmi_probe()
689 		hid_dbg(hdev,  in rmi_probe()
699 	data->writeReport = devm_kzalloc(&hdev->dev, alloc_size, GFP_KERNEL);  in rmi_probe()
701 		hid_err(hdev, "failed to allocate buffer for HID reports\n");  in rmi_probe()
711 	ret = rmi_setup_irq_domain(hdev);  in rmi_probe()
713 		hid_err(hdev, "failed to allocate IRQ domain\n");  in rmi_probe()
720 	data->xport.dev = hdev->dev.parent;  in rmi_probe()
727 	ret = hid_hw_start(hdev, HID_CONNECT_DEFAULT);  in rmi_probe()
729 		hid_err(hdev, "hw start failed\n");  in rmi_probe()
736 static void rmi_remove(struct hid_device *hdev)  in rmi_remove()  argument
738 	struct rmi_data *hdata = hid_get_drvdata(hdev);  in rmi_remove()
746 	hid_hw_stop(hdev);  in rmi_remove()