71 	void (*process_pkt) (struct usbtouch_usb *usbtouch, unsigned char *pkt, int len);
79 	int  (*get_pkt_len) (unsigned char *pkt, int len);
81 	int  (*read_data)   (struct usbtouch_usb *usbtouch, unsigned char *pkt);
263 static int e2i_read_data(struct usbtouch_usb *dev, unsigned char *pkt)  in e2i_read_data()  argument
265 	int tmp = (pkt[0] << 8) | pkt[1];  in e2i_read_data()
266 	dev->x  = (pkt[2] << 8) | pkt[3];  in e2i_read_data()
267 	dev->y  = (pkt[4] << 8) | pkt[5];  in e2i_read_data()
331 static int egalax_read_data(struct usbtouch_usb *dev, unsigned char *pkt)  in egalax_read_data()  argument
333 	if ((pkt[0] & EGALAX_PKT_TYPE_MASK) != EGALAX_PKT_TYPE_REPT)  in egalax_read_data()
336 	dev->x = ((pkt[3] & 0x0F) << 7) | (pkt[4] & 0x7F);  in egalax_read_data()
337 	dev->y = ((pkt[1] & 0x0F) << 7) | (pkt[2] & 0x7F);  in egalax_read_data()
338 	dev->touch = pkt[0] & 0x01;  in egalax_read_data()
375 static int etouch_read_data(struct usbtouch_usb *dev, unsigned char *pkt)  in etouch_read_data()  argument
377 	if ((pkt[0] & ETOUCH_PKT_TYPE_MASK) != ETOUCH_PKT_TYPE_REPT &&  in etouch_read_data()
378 		(pkt[0] & ETOUCH_PKT_TYPE_MASK) != ETOUCH_PKT_TYPE_REPT2)  in etouch_read_data()
381 	dev->x = ((pkt[1] & 0x1F) << 7) | (pkt[2] & 0x7F);  in etouch_read_data()
382 	dev->y = ((pkt[3] & 0x1F) << 7) | (pkt[4] & 0x7F);  in etouch_read_data()
383 	dev->touch = pkt[0] & 0x01;  in etouch_read_data()
410 static int panjit_read_data(struct usbtouch_usb *dev, unsigned char *pkt)  in panjit_read_data()  argument
412 	dev->x = ((pkt[2] & 0x0F) << 8) | pkt[1];  in panjit_read_data()
413 	dev->y = ((pkt[4] & 0x0F) << 8) | pkt[3];  in panjit_read_data()
414 	dev->touch = pkt[0] & 0x01;  in panjit_read_data()
432 static int mtouch_read_data(struct usbtouch_usb *dev, unsigned char *pkt)  in mtouch_read_data()  argument
435 		dev->x = (pkt[4] << 8) | pkt[3];  in mtouch_read_data()
436 		dev->y = 0xffff - ((pkt[6] << 8) | pkt[5]);  in mtouch_read_data()
438 		dev->x = (pkt[8] << 8) | pkt[7];  in mtouch_read_data()
439 		dev->y = (pkt[10] << 8) | pkt[9];  in mtouch_read_data()
441 	dev->touch = (pkt[2] & 0x40) ? 1 : 0;  in mtouch_read_data()
581 static int itm_read_data(struct usbtouch_usb *dev, unsigned char *pkt)  in itm_read_data()  argument
590 	dev->press = ((pkt[2] & 0x01) << 7) | (pkt[5] & 0x7F);  in itm_read_data()
592 	touch = ~pkt[7] & 0x20;  in itm_read_data()
602 	dev->x = ((pkt[0] & 0x1F) << 7) | (pkt[3] & 0x7F);  in itm_read_data()
603 	dev->y = ((pkt[1] & 0x1F) << 7) | (pkt[4] & 0x7F);  in itm_read_data()
618 static int eturbo_read_data(struct usbtouch_usb *dev, unsigned char *pkt)  in eturbo_read_data()  argument
623 	if (!(pkt[0] & 0x80))  in eturbo_read_data()
626 	shift = (6 - (pkt[0] & 0x03));  in eturbo_read_data()
627 	dev->x = ((pkt[3] << 7) | pkt[4]) >> shift;  in eturbo_read_data()
628 	dev->y = ((pkt[1] << 7) | pkt[2]) >> shift;  in eturbo_read_data()
629 	dev->touch = (pkt[0] & 0x10) ? 1 : 0;  in eturbo_read_data()
649 static int gunze_read_data(struct usbtouch_usb *dev, unsigned char *pkt)  in gunze_read_data()  argument
651 	if (!(pkt[0] & 0x80) || ((pkt[1] | pkt[2] | pkt[3]) & 0x80))  in gunze_read_data()
654 	dev->x = ((pkt[0] & 0x1F) << 7) | (pkt[2] & 0x7F);  in gunze_read_data()
655 	dev->y = ((pkt[1] & 0x1F) << 7) | (pkt[3] & 0x7F);  in gunze_read_data()
656 	dev->touch = pkt[0] & 0x20;  in gunze_read_data()
735 static int dmc_tsc10_read_data(struct usbtouch_usb *dev, unsigned char *pkt)  in dmc_tsc10_read_data()  argument
737 	dev->x = ((pkt[2] & 0x03) << 8) | pkt[1];  in dmc_tsc10_read_data()
738 	dev->y = ((pkt[4] & 0x03) << 8) | pkt[3];  in dmc_tsc10_read_data()
739 	dev->touch = pkt[0] & 0x01;  in dmc_tsc10_read_data()
750 static int irtouch_read_data(struct usbtouch_usb *dev, unsigned char *pkt)  in irtouch_read_data()  argument
752 	dev->x = (pkt[3] << 8) | pkt[2];  in irtouch_read_data()
753 	dev->y = (pkt[5] << 8) | pkt[4];  in irtouch_read_data()
754 	dev->touch = (pkt[1] & 0x03) ? 1 : 0;  in irtouch_read_data()
764 static int tc45usb_read_data(struct usbtouch_usb *dev, unsigned char *pkt)  in tc45usb_read_data()  argument
766 	dev->x = ((pkt[2] & 0x0F) << 8) | pkt[1];  in tc45usb_read_data()
767 	dev->y = ((pkt[4] & 0x0F) << 8) | pkt[3];  in tc45usb_read_data()
768 	dev->touch = pkt[0] & 0x01;  in tc45usb_read_data()
790 static int idealtek_read_data(struct usbtouch_usb *dev, unsigned char *pkt)  in idealtek_read_data()  argument
792 	switch (pkt[0] & 0x98) {  in idealtek_read_data()
795 		dev->x = (pkt[1] << 5) | (pkt[2] >> 2);  in idealtek_read_data()
796 		dev->y = (pkt[3] << 5) | (pkt[4] >> 2);  in idealtek_read_data()
797 		dev->touch = (pkt[0] & 0x40) ? 1 : 0;  in idealtek_read_data()
802 		dev->x = (pkt[2] << 5) | (pkt[1] >> 2);  in idealtek_read_data()
803 		dev->y = (pkt[4] << 5) | (pkt[3] >> 2);  in idealtek_read_data()
804 		dev->touch = (pkt[0] & 0x40) ? 1 : 0;  in idealtek_read_data()
817 static int general_touch_read_data(struct usbtouch_usb *dev, unsigned char *pkt)  in general_touch_read_data()  argument
819 	dev->x = (pkt[2] << 8) | pkt[1];  in general_touch_read_data()
820 	dev->y = (pkt[4] << 8) | pkt[3];  in general_touch_read_data()
821 	dev->press = pkt[5] & 0xff;  in general_touch_read_data()
822 	dev->touch = pkt[0] & 0x01;  in general_touch_read_data()
832 static int gotop_read_data(struct usbtouch_usb *dev, unsigned char *pkt)  in gotop_read_data()  argument
834 	dev->x = ((pkt[1] & 0x38) << 4) | pkt[2];  in gotop_read_data()
835 	dev->y = ((pkt[1] & 0x07) << 7) | pkt[3];  in gotop_read_data()
836 	dev->touch = pkt[0] & 0x01;  in gotop_read_data()
846 static int jastec_read_data(struct usbtouch_usb *dev, unsigned char *pkt)  in jastec_read_data()  argument
848 	dev->x = ((pkt[0] & 0x3f) << 6) | (pkt[2] & 0x3f);  in jastec_read_data()
849 	dev->y = ((pkt[1] & 0x3f) << 6) | (pkt[3] & 0x3f);  in jastec_read_data()
850 	dev->touch = (pkt[0] & 0x40) >> 6;  in jastec_read_data()
860 static int zytronic_read_data(struct usbtouch_usb *dev, unsigned char *pkt)  in zytronic_read_data()  argument
864 	switch (pkt[0]) {  in zytronic_read_data()
866 		dev_dbg(&intf->dev, "%s: Command response %d\n", __func__, pkt[1]);  in zytronic_read_data()
870 		dev->x = (pkt[1] & 0x7f) | ((pkt[2] & 0x07) << 7);  in zytronic_read_data()
871 		dev->y = (pkt[3] & 0x7f) | ((pkt[4] & 0x07) << 7);  in zytronic_read_data()
877 		dev->x = (pkt[1] & 0x7f) | ((pkt[2] & 0x07) << 7);  in zytronic_read_data()
878 		dev->y = (pkt[3] & 0x7f) | ((pkt[4] & 0x07) << 7);  in zytronic_read_data()
884 		dev_dbg(&intf->dev, "%s: Unknown return %d\n", __func__, pkt[0]);  in zytronic_read_data()
1044 static int nexio_read_data(struct usbtouch_usb *usbtouch, unsigned char *pkt)  in nexio_read_data()  argument
1046 	struct nexio_touch_packet *packet = (void *) pkt;  in nexio_read_data()
1054 	if ((pkt[0] & 0xe0) != 0xe0)  in nexio_read_data()
1135 static int elo_read_data(struct usbtouch_usb *dev, unsigned char *pkt)  in elo_read_data()  argument
1137 	dev->x = (pkt[3] << 8) | pkt[2];  in elo_read_data()
1138 	dev->y = (pkt[5] << 8) | pkt[4];  in elo_read_data()
1139 	dev->touch = pkt[6] > 0;  in elo_read_data()
1140 	dev->press = pkt[6];  in elo_read_data()
1152 				   unsigned char *pkt, int len);
1385                                  unsigned char *pkt, int len)  in usbtouch_process_pkt()  argument
1389 	if (!type->read_data(usbtouch, pkt))  in usbtouch_process_pkt()
1409                                    unsigned char *pkt, int len)  in usbtouch_process_multi()  argument
1431 			memcpy(usbtouch->buffer + usbtouch->buf_len, pkt, append);  in usbtouch_process_multi()
1444 		memcpy(usbtouch->buffer + usbtouch->buf_len, pkt, tmp);  in usbtouch_process_multi()
1447 		buffer = pkt + tmp;  in usbtouch_process_multi()
1450 		buffer = pkt;  in usbtouch_process_multi()