4  * Driver for input events on QNAP-MCUs
9 #include <linux/input.h>
14 #include <uapi/linux/input-event-codes.h>
23 	struct input_dev *input;  member
31 static void qnap_mcu_input_poll(struct input_dev *input)  in qnap_mcu_input_poll()  argument
33 	struct qnap_mcu_input_dev *idev = input_get_drvdata(input);  in qnap_mcu_input_poll()
50 	input_event(input, EV_KEY, KEY_POWER, state);  in qnap_mcu_input_poll()
51 	input_sync(input);  in qnap_mcu_input_poll()
63 static int qnap_mcu_input_event(struct input_dev *input, unsigned int type,  in qnap_mcu_input_event()  argument
66 	struct qnap_mcu_input_dev *idev = input_get_drvdata(input);  in qnap_mcu_input_event()
85 static void qnap_mcu_input_close(struct input_dev *input)  in qnap_mcu_input_close()  argument
87 	struct qnap_mcu_input_dev *idev = input_get_drvdata(input);  in qnap_mcu_input_close()
97 	struct input_dev *input;  in qnap_mcu_input_probe()  local
104 	input = devm_input_allocate_device(dev);  in qnap_mcu_input_probe()
105 	if (!input)  in qnap_mcu_input_probe()
106 		return dev_err_probe(dev, -ENOMEM, "no memory for input device\n");  in qnap_mcu_input_probe()
108 	idev->input = input;  in qnap_mcu_input_probe()
112 	input_set_drvdata(input, idev);  in qnap_mcu_input_probe()
114 	input->name		= "qnap-mcu";  in qnap_mcu_input_probe()
115 	input->phys		= "qnap-mcu-input/input0";  in qnap_mcu_input_probe()
116 	input->id.bustype	= BUS_HOST;  in qnap_mcu_input_probe()
117 	input->id.vendor	= 0x0001;  in qnap_mcu_input_probe()
118 	input->id.product	= 0x0001;  in qnap_mcu_input_probe()
119 	input->id.version	= 0x0100;  in qnap_mcu_input_probe()
120 	input->event		= qnap_mcu_input_event;  in qnap_mcu_input_probe()
121 	input->close		= qnap_mcu_input_close;  in qnap_mcu_input_probe()
123 	input_set_capability(input, EV_KEY, KEY_POWER);  in qnap_mcu_input_probe()
124 	input_set_capability(input, EV_SND, SND_BELL);  in qnap_mcu_input_probe()
125 	input_set_capability(input, EV_SND, SND_TONE);  in qnap_mcu_input_probe()
129 	ret = input_setup_polling(input, qnap_mcu_input_poll);  in qnap_mcu_input_probe()
133 	input_set_poll_interval(input, POLL_INTERVAL);  in qnap_mcu_input_probe()
135 	ret = input_register_device(input);  in qnap_mcu_input_probe()
137 		return dev_err_probe(dev, ret, "unable to register input device\n");  in qnap_mcu_input_probe()
145 		.name = "qnap-mcu-input",
150 MODULE_ALIAS("platform:qnap-mcu-input");
152 MODULE_DESCRIPTION("QNAP MCU input driver");