88 	void (*process_pkt) (struct usbtouch_usb *usbtouch, unsigned char *pkt, int len);
96 	int  (*get_pkt_len) (unsigned char *pkt, int len);
98 	int  (*read_data)   (struct usbtouch_usb *usbtouch, unsigned char *pkt);
278 static int e2i_read_data(struct usbtouch_usb *dev, unsigned char *pkt)  in e2i_read_data()  argument
280 	int tmp = (pkt[0] << 8) | pkt[1];  in e2i_read_data()
281 	dev->x  = (pkt[2] << 8) | pkt[3];  in e2i_read_data()
282 	dev->y  = (pkt[4] << 8) | pkt[5];  in e2i_read_data()
346 static int egalax_read_data(struct usbtouch_usb *dev, unsigned char *pkt)  in egalax_read_data()  argument
348 	if ((pkt[0] & EGALAX_PKT_TYPE_MASK) != EGALAX_PKT_TYPE_REPT)  in egalax_read_data()
351 	dev->x = ((pkt[3] & 0x0F) << 7) | (pkt[4] & 0x7F);  in egalax_read_data()
352 	dev->y = ((pkt[1] & 0x0F) << 7) | (pkt[2] & 0x7F);  in egalax_read_data()
353 	dev->touch = pkt[0] & 0x01;  in egalax_read_data()
390 static int etouch_read_data(struct usbtouch_usb *dev, unsigned char *pkt)  in etouch_read_data()  argument
392 	if ((pkt[0] & ETOUCH_PKT_TYPE_MASK) != ETOUCH_PKT_TYPE_REPT &&  in etouch_read_data()
393 		(pkt[0] & ETOUCH_PKT_TYPE_MASK) != ETOUCH_PKT_TYPE_REPT2)  in etouch_read_data()
396 	dev->x = ((pkt[1] & 0x1F) << 7) | (pkt[2] & 0x7F);  in etouch_read_data()
397 	dev->y = ((pkt[3] & 0x1F) << 7) | (pkt[4] & 0x7F);  in etouch_read_data()
398 	dev->touch = pkt[0] & 0x01;  in etouch_read_data()
425 static int panjit_read_data(struct usbtouch_usb *dev, unsigned char *pkt)  in panjit_read_data()  argument
427 	dev->x = ((pkt[2] & 0x0F) << 8) | pkt[1];  in panjit_read_data()
428 	dev->y = ((pkt[4] & 0x0F) << 8) | pkt[3];  in panjit_read_data()
429 	dev->touch = pkt[0] & 0x01;  in panjit_read_data()
445 static int mtouch_read_data(struct usbtouch_usb *dev, unsigned char *pkt)  in mtouch_read_data()  argument
448 		dev->x = (pkt[4] << 8) | pkt[3];  in mtouch_read_data()
449 		dev->y = 0xffff - ((pkt[6] << 8) | pkt[5]);  in mtouch_read_data()
451 		dev->x = (pkt[8] << 8) | pkt[7];  in mtouch_read_data()
452 		dev->y = (pkt[10] << 8) | pkt[9];  in mtouch_read_data()
454 	dev->touch = (pkt[2] & 0x40) ? 1 : 0;  in mtouch_read_data()
504 static int itm_read_data(struct usbtouch_usb *dev, unsigned char *pkt)  in itm_read_data()  argument
513 	dev->press = ((pkt[2] & 0x01) << 7) | (pkt[5] & 0x7F);  in itm_read_data()
515 	touch = ~pkt[7] & 0x20;  in itm_read_data()
525 	dev->x = ((pkt[0] & 0x1F) << 7) | (pkt[3] & 0x7F);  in itm_read_data()
526 	dev->y = ((pkt[1] & 0x1F) << 7) | (pkt[4] & 0x7F);  in itm_read_data()
541 static int eturbo_read_data(struct usbtouch_usb *dev, unsigned char *pkt)  in eturbo_read_data()  argument
546 	if (!(pkt[0] & 0x80))  in eturbo_read_data()
549 	shift = (6 - (pkt[0] & 0x03));  in eturbo_read_data()
550 	dev->x = ((pkt[3] << 7) | pkt[4]) >> shift;  in eturbo_read_data()
551 	dev->y = ((pkt[1] << 7) | pkt[2]) >> shift;  in eturbo_read_data()
552 	dev->touch = (pkt[0] & 0x10) ? 1 : 0;  in eturbo_read_data()
572 static int gunze_read_data(struct usbtouch_usb *dev, unsigned char *pkt)  in gunze_read_data()  argument
574 	if (!(pkt[0] & 0x80) || ((pkt[1] | pkt[2] | pkt[3]) & 0x80))  in gunze_read_data()
577 	dev->x = ((pkt[0] & 0x1F) << 7) | (pkt[2] & 0x7F);  in gunze_read_data()
578 	dev->y = ((pkt[1] & 0x1F) << 7) | (pkt[3] & 0x7F);  in gunze_read_data()
579 	dev->touch = pkt[0] & 0x20;  in gunze_read_data()
658 static int dmc_tsc10_read_data(struct usbtouch_usb *dev, unsigned char *pkt)  in dmc_tsc10_read_data()  argument
660 	dev->x = ((pkt[2] & 0x03) << 8) | pkt[1];  in dmc_tsc10_read_data()
661 	dev->y = ((pkt[4] & 0x03) << 8) | pkt[3];  in dmc_tsc10_read_data()
662 	dev->touch = pkt[0] & 0x01;  in dmc_tsc10_read_data()
673 static int irtouch_read_data(struct usbtouch_usb *dev, unsigned char *pkt)  in irtouch_read_data()  argument
675 	dev->x = (pkt[3] << 8) | pkt[2];  in irtouch_read_data()
676 	dev->y = (pkt[5] << 8) | pkt[4];  in irtouch_read_data()
677 	dev->touch = (pkt[1] & 0x03) ? 1 : 0;  in irtouch_read_data()
687 static int tc45usb_read_data(struct usbtouch_usb *dev, unsigned char *pkt)  in tc45usb_read_data()  argument
689 	dev->x = ((pkt[2] & 0x0F) << 8) | pkt[1];  in tc45usb_read_data()
690 	dev->y = ((pkt[4] & 0x0F) << 8) | pkt[3];  in tc45usb_read_data()
691 	dev->touch = pkt[0] & 0x01;  in tc45usb_read_data()
713 static int idealtek_read_data(struct usbtouch_usb *dev, unsigned char *pkt)  in idealtek_read_data()  argument
715 	switch (pkt[0] & 0x98) {  in idealtek_read_data()
718 		dev->x = (pkt[1] << 5) | (pkt[2] >> 2);  in idealtek_read_data()
719 		dev->y = (pkt[3] << 5) | (pkt[4] >> 2);  in idealtek_read_data()
720 		dev->touch = (pkt[0] & 0x40) ? 1 : 0;  in idealtek_read_data()
725 		dev->x = (pkt[2] << 5) | (pkt[1] >> 2);  in idealtek_read_data()
726 		dev->y = (pkt[4] << 5) | (pkt[3] >> 2);  in idealtek_read_data()
727 		dev->touch = (pkt[0] & 0x40) ? 1 : 0;  in idealtek_read_data()
740 static int general_touch_read_data(struct usbtouch_usb *dev, unsigned char *pkt)  in general_touch_read_data()  argument
742 	dev->x = (pkt[2] << 8) | pkt[1];  in general_touch_read_data()
743 	dev->y = (pkt[4] << 8) | pkt[3];  in general_touch_read_data()
744 	dev->press = pkt[5] & 0xff;  in general_touch_read_data()
745 	dev->touch = pkt[0] & 0x01;  in general_touch_read_data()
755 static int gotop_read_data(struct usbtouch_usb *dev, unsigned char *pkt)  in gotop_read_data()  argument
757 	dev->x = ((pkt[1] & 0x38) << 4) | pkt[2];  in gotop_read_data()
758 	dev->y = ((pkt[1] & 0x07) << 7) | pkt[3];  in gotop_read_data()
759 	dev->touch = pkt[0] & 0x01;  in gotop_read_data()
769 static int jastec_read_data(struct usbtouch_usb *dev, unsigned char *pkt)  in jastec_read_data()  argument
771 	dev->x = ((pkt[0] & 0x3f) << 6) | (pkt[2] & 0x3f);  in jastec_read_data()
772 	dev->y = ((pkt[1] & 0x3f) << 6) | (pkt[3] & 0x3f);  in jastec_read_data()
773 	dev->touch = (pkt[0] & 0x40) >> 6;  in jastec_read_data()
783 static int zytronic_read_data(struct usbtouch_usb *dev, unsigned char *pkt)  in zytronic_read_data()  argument
787 	switch (pkt[0]) {  in zytronic_read_data()
789 		dev_dbg(&intf->dev, "%s: Command response %d\n", __func__, pkt[1]);  in zytronic_read_data()
793 		dev->x = (pkt[1] & 0x7f) | ((pkt[2] & 0x07) << 7);  in zytronic_read_data()
794 		dev->y = (pkt[3] & 0x7f) | ((pkt[4] & 0x07) << 7);  in zytronic_read_data()
800 		dev->x = (pkt[1] & 0x7f) | ((pkt[2] & 0x07) << 7);  in zytronic_read_data()
801 		dev->y = (pkt[3] & 0x7f) | ((pkt[4] & 0x07) << 7);  in zytronic_read_data()
807 		dev_dbg(&intf->dev, "%s: Unknown return %d\n", __func__, pkt[0]);  in zytronic_read_data()
967 static int nexio_read_data(struct usbtouch_usb *usbtouch, unsigned char *pkt)  in nexio_read_data()  argument
969 	struct nexio_touch_packet *packet = (void *) pkt;  in nexio_read_data()
977 	if ((pkt[0] & 0xe0) != 0xe0)  in nexio_read_data()
1058 static int elo_read_data(struct usbtouch_usb *dev, unsigned char *pkt)  in elo_read_data()  argument
1060 	dev->x = (pkt[3] << 8) | pkt[2];  in elo_read_data()
1061 	dev->y = (pkt[5] << 8) | pkt[4];  in elo_read_data()
1062 	dev->touch = pkt[6] > 0;  in elo_read_data()
1063 	dev->press = pkt[6];  in elo_read_data()
1075 				   unsigned char *pkt, int len);
1306                                  unsigned char *pkt, int len)  in usbtouch_process_pkt()  argument
1310 	if (!type->read_data(usbtouch, pkt))  in usbtouch_process_pkt()
1330                                    unsigned char *pkt, int len)  in usbtouch_process_multi()  argument
1352 			memcpy(usbtouch->buffer + usbtouch->buf_len, pkt, append);  in usbtouch_process_multi()
1365 		memcpy(usbtouch->buffer + usbtouch->buf_len, pkt, tmp);  in usbtouch_process_multi()
1368 		buffer = pkt + tmp;  in usbtouch_process_multi()
1371 		buffer = pkt;  in usbtouch_process_multi()