2  *  Copyright (c) 1999-2001 Vojtech Pavlik
11  * it under the terms of the GNU General Public License as published by
22  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
24  * Should you need to contact me, the author, you can do so either by
25  * e-mail - mail your message to <vojtech@ucw.cz>, or by paper mail:
49 	signed char buf[8];
62 static void sermouse_process_msc(struct sermouse *sermouse, signed char data)  in sermouse_process_msc()
64 	struct input_dev *dev = sermouse->dev;  in sermouse_process_msc()
65 	signed char *buf = sermouse->buf;  in sermouse_process_msc()
67 	switch (sermouse->count) {  in sermouse_process_msc()
80 			input_report_rel(dev, REL_Y, -buf[1]);  in sermouse_process_msc()
81 			buf[0] = data - data / 2;  in sermouse_process_msc()
87 			input_report_rel(dev, REL_Y, buf[1] - data);  in sermouse_process_msc()
94 	if (++sermouse->count == 5)  in sermouse_process_msc()
95 		sermouse->count = 0;  in sermouse_process_msc()
101  * standard 3-byte packets and 1200 bps.
104 static void sermouse_process_ms(struct sermouse *sermouse, signed char data)  in sermouse_process_ms()
106 	struct input_dev *dev = sermouse->dev;  in sermouse_process_ms()
107 	signed char *buf = sermouse->buf;  in sermouse_process_ms()
110 		sermouse->count = 0;  in sermouse_process_ms()
111 	else if (sermouse->count == 0)  in sermouse_process_ms()
114 	switch (sermouse->count) {  in sermouse_process_ms()
124 			data = (signed char) (((buf[1] << 6) & 0xc0) | (data & 0x3f));  in sermouse_process_ms()
127 			buf[3] = data - data / 2;  in sermouse_process_ms()
131 			/* Guessing the state of the middle button on 3-button MS-protocol mice - ugly. */  in sermouse_process_ms()
132 			if ((sermouse->type == SERIO_MS) && !data && !buf[2] && !((buf[0] & 0xf0) ^ buf[1]))  in sermouse_process_ms()
133 				input_report_key(dev, BTN_MIDDLE, !test_bit(BTN_MIDDLE, dev->key));  in sermouse_process_ms()
136 			data = (signed char) (((buf[1] << 4) & 0xc0) | (data & 0x3f));  in sermouse_process_ms()
138 			input_report_rel(dev, REL_Y, data - buf[4]);  in sermouse_process_ms()
144 			switch (sermouse->type) {  in sermouse_process_ms()
147 					 sermouse->type = SERIO_MP;  in sermouse_process_ms()
161 					input_report_rel(dev, REL_WHEEL,  (data & 8) - (data & 7));  in sermouse_process_ms()
174 			if (sermouse->type != SERIO_MZPP)  in sermouse_process_ms()
183 					input_report_rel(dev, data & 0x80 ? REL_HWHEEL : REL_WHEEL, (data & 7) - (data & 8));  in sermouse_process_ms()
199 	sermouse->count++;  in sermouse_process_ms()
212 	if (time_after(jiffies, sermouse->last + HZ/10))  in sermouse_interrupt()
213 		sermouse->count = 0;  in sermouse_interrupt()
215 	sermouse->last = jiffies;  in sermouse_interrupt()
217 	if (sermouse->type > SERIO_SUN)  in sermouse_interrupt()
236 	input_unregister_device(sermouse->dev);  in sermouse_disconnect()
249 	unsigned char c = serio->id.extra;  in sermouse_connect()
250 	int err = -ENOMEM;  in sermouse_connect()
257 	sermouse->dev = input_dev;  in sermouse_connect()
258 	snprintf(sermouse->phys, sizeof(sermouse->phys), "%s/input0", serio->phys);  in sermouse_connect()
259 	sermouse->type = serio->id.proto;  in sermouse_connect()
261 	input_dev->name = sermouse_protocols[sermouse->type];  in sermouse_connect()
262 	input_dev->phys = sermouse->phys;  in sermouse_connect()
263 	input_dev->id.bustype = BUS_RS232;  in sermouse_connect()
264 	input_dev->id.vendor  = sermouse->type;  in sermouse_connect()
265 	input_dev->id.product = c;  in sermouse_connect()
266 	input_dev->id.version = 0x0100;  in sermouse_connect()
267 	input_dev->dev.parent = &serio->dev;  in sermouse_connect()
269 	input_dev->evbit[0] = BIT_MASK(EV_KEY) | BIT_MASK(EV_REL);  in sermouse_connect()
270 	input_dev->keybit[BIT_WORD(BTN_MOUSE)] = BIT_MASK(BTN_LEFT) |  in sermouse_connect()
272 	input_dev->relbit[0] = BIT_MASK(REL_X) | BIT_MASK(REL_Y);  in sermouse_connect()
274 	if (c & 0x01) set_bit(BTN_MIDDLE, input_dev->keybit);  in sermouse_connect()
275 	if (c & 0x02) set_bit(BTN_SIDE, input_dev->keybit);  in sermouse_connect()
276 	if (c & 0x04) set_bit(BTN_EXTRA, input_dev->keybit);  in sermouse_connect()
277 	if (c & 0x10) set_bit(REL_WHEEL, input_dev->relbit);  in sermouse_connect()
278 	if (c & 0x20) set_bit(REL_HWHEEL, input_dev->relbit);  in sermouse_connect()
286 	err = input_register_device(sermouse->dev);  in sermouse_connect()