82 	struct gspca_dev gspca_dev;  /* !! must be the first item */  member
101 static void sd_stopN(struct gspca_dev *gspca_dev);
132 static int mr_write(struct gspca_dev *gspca_dev, int len)  in mr_write()  argument
136 	rc = usb_bulk_msg(gspca_dev->dev,  in mr_write()
137 			  usb_sndbulkpipe(gspca_dev->dev, 4),  in mr_write()
138 			  gspca_dev->usb_buf, len, NULL, 500);  in mr_write()
141 		       gspca_dev->usb_buf[0], rc);  in mr_write()
146 static int mr_read(struct gspca_dev *gspca_dev, int len)  in mr_read()  argument
150 	rc = usb_bulk_msg(gspca_dev->dev,  in mr_read()
151 			  usb_rcvbulkpipe(gspca_dev->dev, 3),  in mr_read()
152 			  gspca_dev->usb_buf, len, NULL, 500);  in mr_read()
155 		       gspca_dev->usb_buf[0], rc);  in mr_read()
159 static int sensor_write_reg(struct gspca_dev *gspca_dev, u8 reg, u8 flags,  in sensor_write_reg()  argument
162 	gspca_dev->usb_buf[0] = 0x1f;  in sensor_write_reg()
163 	gspca_dev->usb_buf[1] = flags;  in sensor_write_reg()
164 	gspca_dev->usb_buf[2] = reg;  in sensor_write_reg()
165 	memcpy(gspca_dev->usb_buf + 3, data, len);  in sensor_write_reg()
167 	return mr_write(gspca_dev, len + 3);  in sensor_write_reg()
170 static int sensor_write_regs(struct gspca_dev *gspca_dev,  in sensor_write_regs()  argument
176 		rc = sensor_write_reg(gspca_dev, data[i].reg, data[i].flags,  in sensor_write_regs()
185 static int sensor_write1(struct gspca_dev *gspca_dev, u8 reg, u8 data)  in sensor_write1()  argument
187 	struct sd *sd = (struct sd *) gspca_dev;  in sensor_write1()
193 		rc = sensor_write_reg(gspca_dev, reg, 0x01, &buf, 1);  in sensor_write1()
196 		rc = sensor_write_reg(gspca_dev, reg, 0x00, &buf, 1);  in sensor_write1()
203 	rc = sensor_write_reg(gspca_dev, confirm_reg, 0x00, &buf, 1);  in sensor_write1()
210 static int cam_get_response16(struct gspca_dev *gspca_dev, u8 reg, int verbose)  in cam_get_response16()  argument
214 	gspca_dev->usb_buf[0] = reg;  in cam_get_response16()
215 	err_code = mr_write(gspca_dev, 1);  in cam_get_response16()
219 	err_code = mr_read(gspca_dev, 16);  in cam_get_response16()
224 		gspca_dbg(gspca_dev, D_PROBE, "Register: %02x reads %02x%02x%02x\n",  in cam_get_response16()
226 			  gspca_dev->usb_buf[0],  in cam_get_response16()
227 			  gspca_dev->usb_buf[1],  in cam_get_response16()
228 			  gspca_dev->usb_buf[2]);  in cam_get_response16()
233 static int zero_the_pointer(struct gspca_dev *gspca_dev)  in zero_the_pointer()  argument
235 	__u8 *data = gspca_dev->usb_buf;  in zero_the_pointer()
240 	err_code = cam_get_response16(gspca_dev, 0x21, 0);  in zero_the_pointer()
246 	err_code = mr_write(gspca_dev, 2);  in zero_the_pointer()
250 	err_code = cam_get_response16(gspca_dev, 0x21, 0);  in zero_the_pointer()
256 	err_code = mr_write(gspca_dev, 2);  in zero_the_pointer()
260 	err_code = cam_get_response16(gspca_dev, 0x21, 0);  in zero_the_pointer()
266 	err_code = mr_write(gspca_dev, 2);  in zero_the_pointer()
270 	err_code = cam_get_response16(gspca_dev, 0x21, 0);  in zero_the_pointer()
276 	err_code = mr_write(gspca_dev, 2);  in zero_the_pointer()
281 		err_code = cam_get_response16(gspca_dev, 0x21, 0);  in zero_the_pointer()
288 		gspca_err(gspca_dev, "status is %02x\n", status);  in zero_the_pointer()
294 		err_code = mr_write(gspca_dev, 2);  in zero_the_pointer()
298 		err_code = cam_get_response16(gspca_dev, 0x21, 0);  in zero_the_pointer()
306 	err_code = mr_write(gspca_dev, 1);  in zero_the_pointer()
310 	err_code = mr_read(gspca_dev, 16);  in zero_the_pointer()
317 static int stream_start(struct gspca_dev *gspca_dev)  in stream_start()  argument
319 	gspca_dev->usb_buf[0] = 0x01;  in stream_start()
320 	gspca_dev->usb_buf[1] = 0x01;  in stream_start()
321 	return mr_write(gspca_dev, 2);  in stream_start()
324 static void stream_stop(struct gspca_dev *gspca_dev)  in stream_stop()  argument
326 	gspca_dev->usb_buf[0] = 0x01;  in stream_stop()
327 	gspca_dev->usb_buf[1] = 0x00;  in stream_stop()
328 	if (mr_write(gspca_dev, 2) < 0)  in stream_stop()
329 		gspca_err(gspca_dev, "Stream Stop failed\n");  in stream_stop()
332 static void lcd_stop(struct gspca_dev *gspca_dev)  in lcd_stop()  argument
334 	gspca_dev->usb_buf[0] = 0x19;  in lcd_stop()
335 	gspca_dev->usb_buf[1] = 0x54;  in lcd_stop()
336 	if (mr_write(gspca_dev, 2) < 0)  in lcd_stop()
337 		gspca_err(gspca_dev, "LCD Stop failed\n");  in lcd_stop()
340 static int isoc_enable(struct gspca_dev *gspca_dev)  in isoc_enable()  argument
342 	gspca_dev->usb_buf[0] = 0x00;  in isoc_enable()
343 	gspca_dev->usb_buf[1] = 0x4d;  /* ISOC transferring enable... */  in isoc_enable()
344 	return mr_write(gspca_dev, 2);  in isoc_enable()
348 static int sd_config(struct gspca_dev *gspca_dev,  in sd_config()  argument
351 	struct sd *sd = (struct sd *) gspca_dev;  in sd_config()
355 	cam = &gspca_dev->cam;  in sd_config()
368 	err_code = zero_the_pointer(gspca_dev);  in sd_config()
372 	err_code = stream_start(gspca_dev);  in sd_config()
377 	err_code = cam_get_response16(gspca_dev, 0x07, 1);  in sd_config()
405 		switch (gspca_dev->usb_buf[0]) {  in sd_config()
414 			       gspca_dev->usb_buf[1]);  in sd_config()
417 		gspca_dbg(gspca_dev, D_PROBE, "MR97310A CIF camera detected, sensor: %d\n",  in sd_config()
444 		if (gspca_dev->usb_buf[0] == 0x01) {  in sd_config()
446 		} else if ((gspca_dev->usb_buf[0] != 0x03) &&  in sd_config()
447 					(gspca_dev->usb_buf[0] != 0x04)) {  in sd_config()
449 			       gspca_dev->usb_buf[0]);  in sd_config()
454 		if ((gspca_dev->usb_buf[0] == 0x03) &&  in sd_config()
455 					(gspca_dev->usb_buf[1] == 0x50))  in sd_config()
457 		if (gspca_dev->usb_buf[0] == 0x04) {  in sd_config()
459 			switch (gspca_dev->usb_buf[1]) {  in sd_config()
462 				gspca_dbg(gspca_dev, D_PROBE, "sensor_type corrected to 0\n");  in sd_config()
469 				       gspca_dev->usb_buf[1]);  in sd_config()
474 		gspca_dbg(gspca_dev, D_PROBE, "MR97310A VGA camera detected, sensor: %d\n",  in sd_config()
478 	sd_stopN(gspca_dev);  in sd_config()
482 		gspca_dbg(gspca_dev, D_PROBE, "Forcing sensor type to: %d\n",  in sd_config()
490 static int sd_init(struct gspca_dev *gspca_dev)  in sd_init()  argument
495 static int start_cif_cam(struct gspca_dev *gspca_dev)  in start_cif_cam()  argument
497 	struct sd *sd = (struct sd *) gspca_dev;  in start_cif_cam()
498 	__u8 *data = gspca_dev->usb_buf;  in start_cif_cam()
520 	switch (gspca_dev->pixfmt.width) {  in start_cif_cam()
541 	err_code = mr_write(gspca_dev, 11);  in start_cif_cam()
564 		err_code = sensor_write_regs(gspca_dev, cif_sensor0_init_data,  in start_cif_cam()
586 		gspca_dev->usb_buf[0] = 0x0a;  in start_cif_cam()
587 		gspca_dev->usb_buf[1] = 0x00;  in start_cif_cam()
588 		err_code = mr_write(gspca_dev, 2);  in start_cif_cam()
591 		err_code = sensor_write_regs(gspca_dev, cif_sensor1_init_data,  in start_cif_cam()
597 static int start_vga_cam(struct gspca_dev *gspca_dev)  in start_vga_cam()  argument
599 	struct sd *sd = (struct sd *) gspca_dev;  in start_vga_cam()
600 	__u8 *data = gspca_dev->usb_buf;  in start_vga_cam()
617 	switch (gspca_dev->pixfmt.width) {  in start_vga_cam()
651 	err_code = mr_write(gspca_dev, 11);  in start_vga_cam()
664 		err_code = sensor_write_regs(gspca_dev, vga_sensor0_init_data,  in start_vga_cam()
693 			err_code = sensor_write_regs(gspca_dev, color_adj,  in start_vga_cam()
696 			err_code = sensor_write_regs(gspca_dev, color_no_adj,  in start_vga_cam()
702 		err_code = sensor_write_regs(gspca_dev, vga_sensor1_init_data,  in start_vga_cam()
744 		err_code = sensor_write_regs(gspca_dev, vga_sensor2_init_data,  in start_vga_cam()
750 static int sd_start(struct gspca_dev *gspca_dev)  in sd_start()  argument
752 	struct sd *sd = (struct sd *) gspca_dev;  in sd_start()
761 	err_code = zero_the_pointer(gspca_dev);  in sd_start()
765 	err_code = stream_start(gspca_dev);  in sd_start()
770 		err_code = start_cif_cam(gspca_dev);  in sd_start()
772 		err_code = start_vga_cam(gspca_dev);  in sd_start()
777 	return isoc_enable(gspca_dev);  in sd_start()
780 static void sd_stopN(struct gspca_dev *gspca_dev)  in sd_stopN()  argument
782 	struct sd *sd = (struct sd *) gspca_dev;  in sd_stopN()
784 	stream_stop(gspca_dev);  in sd_stopN()
786 	zero_the_pointer(gspca_dev);  in sd_stopN()
788 		lcd_stop(gspca_dev);  in sd_stopN()
791 static void setbrightness(struct gspca_dev *gspca_dev, s32 val)  in setbrightness()  argument
793 	struct sd *sd = (struct sd *) gspca_dev;  in setbrightness()
806 		sensor_write1(gspca_dev, sign_reg, 0x00);  in setbrightness()
808 		sensor_write1(gspca_dev, sign_reg, 0x01);  in setbrightness()
815 	sensor_write1(gspca_dev, value_reg, val);  in setbrightness()
818 static void setexposure(struct gspca_dev *gspca_dev, s32 expo, s32 min_clockdiv)  in setexposure()  argument
820 	struct sd *sd = (struct sd *) gspca_dev;  in setexposure()
828 		sensor_write1(gspca_dev, 3, exposure >> 4);  in setexposure()
829 		sensor_write1(gspca_dev, 4, exposure & 0x0f);  in setexposure()
833 		sensor_write1(gspca_dev, 3, exposure >> 8);  in setexposure()
834 		sensor_write1(gspca_dev, 4, exposure & 0xff);  in setexposure()
846 		if (clockdiv < min_clockdiv && gspca_dev->pixfmt.width >= 320)  in setexposure()
865 		sensor_write_reg(gspca_dev, 0x0e, 0, buf, 2);  in setexposure()
866 		sensor_write1(gspca_dev, 0x02, clockdiv);  in setexposure()
870 static void setgain(struct gspca_dev *gspca_dev, s32 val)  in setgain()  argument
872 	struct sd *sd = (struct sd *) gspca_dev;  in setgain()
876 		sensor_write1(gspca_dev, 0x0e, val);  in setgain()
879 			sensor_write1(gspca_dev, gainreg, val >> 8);  in setgain()
880 			sensor_write1(gspca_dev, gainreg + 1, val & 0xff);  in setgain()
883 		sensor_write1(gspca_dev, 0x10, val);  in setgain()
886 static void setcontrast(struct gspca_dev *gspca_dev, s32 val)  in setcontrast()  argument
888 	sensor_write1(gspca_dev, 0x1c, val);  in setcontrast()
893 	struct gspca_dev *gspca_dev =  in sd_s_ctrl()  local
894 		container_of(ctrl->handler, struct gspca_dev, ctrl_handler);  in sd_s_ctrl()
895 	struct sd *sd = (struct sd *)gspca_dev;  in sd_s_ctrl()
897 	gspca_dev->usb_err = 0;  in sd_s_ctrl()
899 	if (!gspca_dev->streaming)  in sd_s_ctrl()
904 		setbrightness(gspca_dev, ctrl->val);  in sd_s_ctrl()
907 		setcontrast(gspca_dev, ctrl->val);  in sd_s_ctrl()
910 		setexposure(gspca_dev, sd->exposure->val,  in sd_s_ctrl()
914 		setgain(gspca_dev, ctrl->val);  in sd_s_ctrl()
917 	return gspca_dev->usb_err;  in sd_s_ctrl()
924 static int sd_init_controls(struct gspca_dev *gspca_dev)  in sd_init_controls()  argument
926 	struct sd *sd = (struct sd *)gspca_dev;  in sd_init_controls()
927 	struct v4l2_ctrl_handler *hdl = &gspca_dev->ctrl_handler;  in sd_init_controls()
946 	gspca_dev->vdev.ctrl_handler = hdl;  in sd_init_controls()
1018 static void sd_pkt_scan(struct gspca_dev *gspca_dev,  in sd_pkt_scan()  argument
1022 	struct sd *sd = (struct sd *) gspca_dev;  in sd_pkt_scan()
1025 	sof = pac_find_sof(gspca_dev, &sd->sof_read, data, len);  in sd_pkt_scan()
1035 		gspca_frame_add(gspca_dev, LAST_PACKET,  in sd_pkt_scan()
1038 		gspca_frame_add(gspca_dev, FIRST_PACKET,  in sd_pkt_scan()
1043 	gspca_frame_add(gspca_dev, INTER_PACKET, data, len);  in sd_pkt_scan()