217 	int err_code;  in cam_get_response16()  local
220 	err_code = mr_write(gspca_dev, 1);  in cam_get_response16()
221 	if (err_code < 0)  in cam_get_response16()
222 		return err_code;  in cam_get_response16()
224 	err_code = mr_read(gspca_dev, 16);  in cam_get_response16()
225 	if (err_code < 0)  in cam_get_response16()
226 		return err_code;  in cam_get_response16()
240 	int err_code;  in zero_the_pointer()  local
244 	err_code = cam_get_response16(gspca_dev, 0x21, 0);  in zero_the_pointer()
245 	if (err_code < 0)  in zero_the_pointer()
246 		return err_code;  in zero_the_pointer()
250 	err_code = mr_write(gspca_dev, 2);  in zero_the_pointer()
251 	if (err_code < 0)  in zero_the_pointer()
252 		return err_code;  in zero_the_pointer()
254 	err_code = cam_get_response16(gspca_dev, 0x21, 0);  in zero_the_pointer()
255 	if (err_code < 0)  in zero_the_pointer()
256 		return err_code;  in zero_the_pointer()
260 	err_code = mr_write(gspca_dev, 2);  in zero_the_pointer()
261 	if (err_code < 0)  in zero_the_pointer()
262 		return err_code;  in zero_the_pointer()
264 	err_code = cam_get_response16(gspca_dev, 0x21, 0);  in zero_the_pointer()
265 	if (err_code < 0)  in zero_the_pointer()
266 		return err_code;  in zero_the_pointer()
270 	err_code = mr_write(gspca_dev, 2);  in zero_the_pointer()
271 	if (err_code < 0)  in zero_the_pointer()
272 		return err_code;  in zero_the_pointer()
274 	err_code = cam_get_response16(gspca_dev, 0x21, 0);  in zero_the_pointer()
275 	if (err_code < 0)  in zero_the_pointer()
276 		return err_code;  in zero_the_pointer()
280 	err_code = mr_write(gspca_dev, 2);  in zero_the_pointer()
281 	if (err_code < 0)  in zero_the_pointer()
282 		return err_code;  in zero_the_pointer()
285 		err_code = cam_get_response16(gspca_dev, 0x21, 0);  in zero_the_pointer()
288 		if (err_code < 0)  in zero_the_pointer()
289 			return err_code;  in zero_the_pointer()
298 		err_code = mr_write(gspca_dev, 2);  in zero_the_pointer()
299 		if (err_code < 0)  in zero_the_pointer()
300 			return err_code;  in zero_the_pointer()
302 		err_code = cam_get_response16(gspca_dev, 0x21, 0);  in zero_the_pointer()
305 		if (err_code < 0)  in zero_the_pointer()
306 			return err_code;  in zero_the_pointer()
310 	err_code = mr_write(gspca_dev, 1);  in zero_the_pointer()
311 	if (err_code < 0)  in zero_the_pointer()
312 		return err_code;  in zero_the_pointer()
314 	err_code = mr_read(gspca_dev, 16);  in zero_the_pointer()
315 	if (err_code < 0)  in zero_the_pointer()
316 		return err_code;  in zero_the_pointer()
357 	int err_code;  in sd_config()  local
372 	err_code = zero_the_pointer(gspca_dev);  in sd_config()
373 	if (err_code < 0)  in sd_config()
374 		return err_code;  in sd_config()
376 	err_code = stream_start(gspca_dev);  in sd_config()
377 	if (err_code < 0)  in sd_config()
378 		return err_code;  in sd_config()
381 	err_code = cam_get_response16(gspca_dev, 0x07, 1);  in sd_config()
382 	if (err_code < 0)  in sd_config()
383 		return err_code;  in sd_config()
503 	int err_code;  in start_cif_cam()  local
545 	err_code = mr_write(gspca_dev, 11);  in start_cif_cam()
546 	if (err_code < 0)  in start_cif_cam()
547 		return err_code;  in start_cif_cam()
568 		err_code = sensor_write_regs(gspca_dev, cif_sensor0_init_data,  in start_cif_cam()
592 		err_code = mr_write(gspca_dev, 2);  in start_cif_cam()
593 		if (err_code < 0)  in start_cif_cam()
594 			return err_code;  in start_cif_cam()
595 		err_code = sensor_write_regs(gspca_dev, cif_sensor1_init_data,  in start_cif_cam()
598 	return err_code;  in start_cif_cam()
605 	int err_code;  in start_vga_cam()  local
655 	err_code = mr_write(gspca_dev, 11);  in start_vga_cam()
656 	if (err_code < 0)  in start_vga_cam()
657 		return err_code;  in start_vga_cam()
668 		err_code = sensor_write_regs(gspca_dev, vga_sensor0_init_data,  in start_vga_cam()
697 			err_code = sensor_write_regs(gspca_dev, color_adj,  in start_vga_cam()
700 			err_code = sensor_write_regs(gspca_dev, color_no_adj,  in start_vga_cam()
703 		if (err_code < 0)  in start_vga_cam()
704 			return err_code;  in start_vga_cam()
706 		err_code = sensor_write_regs(gspca_dev, vga_sensor1_init_data,  in start_vga_cam()
748 		err_code = sensor_write_regs(gspca_dev, vga_sensor2_init_data,  in start_vga_cam()
751 	return err_code;  in start_vga_cam()
757 	int err_code;  in sd_start()  local
765 	err_code = zero_the_pointer(gspca_dev);  in sd_start()
766 	if (err_code < 0)  in sd_start()
767 		return err_code;  in sd_start()
769 	err_code = stream_start(gspca_dev);  in sd_start()
770 	if (err_code < 0)  in sd_start()
771 		return err_code;  in sd_start()
774 		err_code = start_cif_cam(gspca_dev);  in sd_start()
776 		err_code = start_vga_cam(gspca_dev);  in sd_start()
778 	if (err_code < 0)  in sd_start()
779 		return err_code;  in sd_start()