62 struct hid_report *picolcd_report(int id, struct hid_device *hdev, int dir)  in picolcd_report()  argument
64 	struct list_head *feature_report_list = &hdev->report_enum[dir].report_list;  in picolcd_report()
71 	hid_warn(hdev, "No report with id 0x%x found\n", id);  in picolcd_report()
77 struct picolcd_pending *picolcd_send_and_wait(struct hid_device *hdev,  in picolcd_send_and_wait()  argument
80 	struct picolcd_data *data = hid_get_drvdata(hdev);  in picolcd_send_and_wait()
82 	struct hid_report *report = picolcd_out_report(report_id, hdev);  in picolcd_send_and_wait()
111 		hid_hw_request(data->hdev, report, HID_REQ_SET_REPORT);  in picolcd_send_and_wait()
189 static int picolcd_check_version(struct hid_device *hdev)  in picolcd_check_version()  argument
191 	struct picolcd_data *data = hid_get_drvdata(hdev);  in picolcd_check_version()
198 	verinfo = picolcd_send_and_wait(hdev, REPORT_VERSION, NULL, 0);  in picolcd_check_version()
200 		hid_err(hdev, "no version response from PicoLCD\n");  in picolcd_check_version()
208 			hid_info(hdev, "PicoLCD, bootloader version %d.%d\n",  in picolcd_check_version()
211 			hid_info(hdev, "PicoLCD, firmware version %d.%d\n",  in picolcd_check_version()
215 		hid_err(hdev, "confused, got unexpected version response from PicoLCD\n");  in picolcd_check_version()
225 int picolcd_reset(struct hid_device *hdev)  in picolcd_reset()  argument
227 	struct picolcd_data *data = hid_get_drvdata(hdev);  in picolcd_reset()
228 	struct hid_report *report = picolcd_out_report(REPORT_RESET, hdev);  in picolcd_reset()
236 	if (hdev->product == USB_DEVICE_ID_PICOLCD_BOOTLOADER)  in picolcd_reset()
245 	hid_hw_request(hdev, report, HID_REQ_SET_REPORT);  in picolcd_reset()
248 	error = picolcd_check_version(hdev);  in picolcd_reset()
284 			report = picolcd_out_report(REPORT_EXIT_FLASHER, data->hdev);  in picolcd_operation_mode_store()
289 			report = picolcd_out_report(REPORT_EXIT_KEYBOARD, data->hdev);  in picolcd_operation_mode_store()
304 	hid_hw_request(data->hdev, report, HID_REQ_SET_REPORT);  in picolcd_operation_mode_store()
343 static int picolcd_raw_event(struct hid_device *hdev,  in picolcd_raw_event()  argument
346 	struct picolcd_data *data = hid_get_drvdata(hdev);  in picolcd_raw_event()
354 		hid_warn(hdev, "invalid size value (%d) for picolcd raw event (%d)\n",  in picolcd_raw_event()
379 	picolcd_debug_raw_event(data, hdev, report, raw_data, size);  in picolcd_raw_event()
384 static int picolcd_suspend(struct hid_device *hdev, pm_message_t message)  in picolcd_suspend()  argument
389 	picolcd_suspend_backlight(hid_get_drvdata(hdev));  in picolcd_suspend()
394 static int picolcd_resume(struct hid_device *hdev)  in picolcd_resume()  argument
397 	ret = picolcd_resume_backlight(hid_get_drvdata(hdev));  in picolcd_resume()
403 static int picolcd_reset_resume(struct hid_device *hdev)  in picolcd_reset_resume()  argument
406 	ret = picolcd_reset(hdev);  in picolcd_reset_resume()
409 	ret = picolcd_fb_reset(hid_get_drvdata(hdev), 0);  in picolcd_reset_resume()
412 	ret = picolcd_resume_lcd(hid_get_drvdata(hdev));  in picolcd_reset_resume()
415 	ret = picolcd_resume_backlight(hid_get_drvdata(hdev));  in picolcd_reset_resume()
418 	picolcd_leds_set(hid_get_drvdata(hdev));  in picolcd_reset_resume()
427 	struct hid_device *hdev = data->hdev;  in picolcd_init_keys()  local
435 		hid_err(hdev, "unsupported KEY_STATE report\n");  in picolcd_init_keys()
441 		hid_err(hdev, "failed to allocate input device\n");  in picolcd_init_keys()
444 	input_set_drvdata(idev, hdev);  in picolcd_init_keys()
446 	idev->name = hdev->name;  in picolcd_init_keys()
447 	idev->phys = hdev->phys;  in picolcd_init_keys()
448 	idev->uniq = hdev->uniq;  in picolcd_init_keys()
449 	idev->id.bustype = hdev->bus;  in picolcd_init_keys()
450 	idev->id.vendor  = hdev->vendor;  in picolcd_init_keys()
451 	idev->id.product = hdev->product;  in picolcd_init_keys()
452 	idev->id.version = hdev->version;  in picolcd_init_keys()
453 	idev->dev.parent = &hdev->dev;  in picolcd_init_keys()
463 		hid_err(hdev, "error registering the input device\n");  in picolcd_init_keys()
480 static int picolcd_probe_lcd(struct hid_device *hdev, struct picolcd_data *data)  in picolcd_probe_lcd()  argument
485 	error = picolcd_init_keys(data, picolcd_in_report(REPORT_KEY_STATE, hdev));  in picolcd_probe_lcd()
490 	error = picolcd_init_cir(data, picolcd_in_report(REPORT_IR_DATA, hdev));  in picolcd_probe_lcd()
500 	error = picolcd_init_lcd(data, picolcd_out_report(REPORT_CONTRAST, hdev));  in picolcd_probe_lcd()
505 	error = picolcd_init_backlight(data, picolcd_out_report(REPORT_BRIGHTNESS, hdev));  in picolcd_probe_lcd()
510 	error = picolcd_init_leds(data, picolcd_out_report(REPORT_LED_STATE, hdev));  in picolcd_probe_lcd()
514 	picolcd_init_devfs(data, picolcd_out_report(REPORT_EE_READ, hdev),  in picolcd_probe_lcd()
515 			picolcd_out_report(REPORT_EE_WRITE, hdev),  in picolcd_probe_lcd()
516 			picolcd_out_report(REPORT_READ_MEMORY, hdev),  in picolcd_probe_lcd()
517 			picolcd_out_report(REPORT_WRITE_MEMORY, hdev),  in picolcd_probe_lcd()
518 			picolcd_out_report(REPORT_RESET, hdev));  in picolcd_probe_lcd()
530 static int picolcd_probe_bootloader(struct hid_device *hdev, struct picolcd_data *data)  in picolcd_probe_bootloader()  argument
533 			picolcd_out_report(REPORT_BL_READ_MEMORY, hdev),  in picolcd_probe_bootloader()
534 			picolcd_out_report(REPORT_BL_WRITE_MEMORY, hdev), NULL);  in picolcd_probe_bootloader()
538 static int picolcd_probe(struct hid_device *hdev,  in picolcd_probe()  argument
552 		hid_err(hdev, "can't allocate space for Minibox PicoLCD device data\n");  in picolcd_probe()
559 	data->hdev = hdev;  in picolcd_probe()
561 	if (hdev->product == USB_DEVICE_ID_PICOLCD_BOOTLOADER)  in picolcd_probe()
563 	hid_set_drvdata(hdev, data);  in picolcd_probe()
566 	error = hid_parse(hdev);  in picolcd_probe()
568 		hid_err(hdev, "device report parse failed\n");  in picolcd_probe()
572 	error = hid_hw_start(hdev, 0);  in picolcd_probe()
574 		hid_err(hdev, "hardware start failed\n");  in picolcd_probe()
578 	error = hid_hw_open(hdev);  in picolcd_probe()
580 		hid_err(hdev, "failed to open input interrupt pipe for key and IR events\n");  in picolcd_probe()
584 	error = device_create_file(&hdev->dev, &dev_attr_operation_mode_delay);  in picolcd_probe()
586 		hid_err(hdev, "failed to create sysfs attributes\n");  in picolcd_probe()
590 	error = device_create_file(&hdev->dev, &dev_attr_operation_mode);  in picolcd_probe()
592 		hid_err(hdev, "failed to create sysfs attributes\n");  in picolcd_probe()
597 		error = picolcd_probe_bootloader(hdev, data);  in picolcd_probe()
599 		error = picolcd_probe_lcd(hdev, data);  in picolcd_probe()
607 	device_remove_file(&hdev->dev, &dev_attr_operation_mode);  in picolcd_probe()
609 	device_remove_file(&hdev->dev, &dev_attr_operation_mode_delay);  in picolcd_probe()
611 	hid_hw_close(hdev);  in picolcd_probe()
613 	hid_hw_stop(hdev);  in picolcd_probe()
617 	hid_set_drvdata(hdev, NULL);  in picolcd_probe()
622 static void picolcd_remove(struct hid_device *hdev)  in picolcd_remove()  argument
624 	struct picolcd_data *data = hid_get_drvdata(hdev);  in picolcd_remove()
633 	device_remove_file(&hdev->dev, &dev_attr_operation_mode);  in picolcd_remove()
634 	device_remove_file(&hdev->dev, &dev_attr_operation_mode_delay);  in picolcd_remove()
635 	hid_hw_close(hdev);  in picolcd_remove()
636 	hid_hw_stop(hdev);  in picolcd_remove()
654 	hid_set_drvdata(hdev, NULL);  in picolcd_remove()