203 	int err_code;  in cam_get_response16()  local
206 	err_code = mr_write(gspca_dev, 1);  in cam_get_response16()
207 	if (err_code < 0)  in cam_get_response16()
208 		return err_code;  in cam_get_response16()
210 	err_code = mr_read(gspca_dev, 16);  in cam_get_response16()
211 	if (err_code < 0)  in cam_get_response16()
212 		return err_code;  in cam_get_response16()
227 	int err_code;  in zero_the_pointer()  local
231 	err_code = cam_get_response16(gspca_dev, 0x21, 0);  in zero_the_pointer()
232 	if (err_code < 0)  in zero_the_pointer()
233 		return err_code;  in zero_the_pointer()
237 	err_code = mr_write(gspca_dev, 2);  in zero_the_pointer()
238 	if (err_code < 0)  in zero_the_pointer()
239 		return err_code;  in zero_the_pointer()
241 	err_code = cam_get_response16(gspca_dev, 0x21, 0);  in zero_the_pointer()
242 	if (err_code < 0)  in zero_the_pointer()
243 		return err_code;  in zero_the_pointer()
247 	err_code = mr_write(gspca_dev, 2);  in zero_the_pointer()
248 	if (err_code < 0)  in zero_the_pointer()
249 		return err_code;  in zero_the_pointer()
251 	err_code = cam_get_response16(gspca_dev, 0x21, 0);  in zero_the_pointer()
252 	if (err_code < 0)  in zero_the_pointer()
253 		return err_code;  in zero_the_pointer()
257 	err_code = mr_write(gspca_dev, 2);  in zero_the_pointer()
258 	if (err_code < 0)  in zero_the_pointer()
259 		return err_code;  in zero_the_pointer()
261 	err_code = cam_get_response16(gspca_dev, 0x21, 0);  in zero_the_pointer()
262 	if (err_code < 0)  in zero_the_pointer()
263 		return err_code;  in zero_the_pointer()
267 	err_code = mr_write(gspca_dev, 2);  in zero_the_pointer()
268 	if (err_code < 0)  in zero_the_pointer()
269 		return err_code;  in zero_the_pointer()
272 		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()
285 		err_code = mr_write(gspca_dev, 2);  in zero_the_pointer()
286 		if (err_code < 0)  in zero_the_pointer()
287 			return err_code;  in zero_the_pointer()
289 		err_code = cam_get_response16(gspca_dev, 0x21, 0);  in zero_the_pointer()
291 		if (err_code < 0)  in zero_the_pointer()
292 			return err_code;  in zero_the_pointer()
296 	err_code = mr_write(gspca_dev, 1);  in zero_the_pointer()
297 	if (err_code < 0)  in zero_the_pointer()
298 		return err_code;  in zero_the_pointer()
300 	err_code = mr_read(gspca_dev, 16);  in zero_the_pointer()
301 	if (err_code < 0)  in zero_the_pointer()
302 		return err_code;  in zero_the_pointer()
343 	int err_code;  in sd_config()  local
358 	err_code = zero_the_pointer(gspca_dev);  in sd_config()
359 	if (err_code < 0)  in sd_config()
360 		return err_code;  in sd_config()
362 	err_code = stream_start(gspca_dev);  in sd_config()
363 	if (err_code < 0)  in sd_config()
364 		return err_code;  in sd_config()
367 	err_code = cam_get_response16(gspca_dev, 0x07, 1);  in sd_config()
368 	if (err_code < 0)  in sd_config()
369 		return err_code;  in sd_config()
489 	int err_code;  in start_cif_cam()  local
531 	err_code = mr_write(gspca_dev, 11);  in start_cif_cam()
532 	if (err_code < 0)  in start_cif_cam()
533 		return err_code;  in start_cif_cam()
554 		err_code = sensor_write_regs(gspca_dev, cif_sensor0_init_data,  in start_cif_cam()
578 		err_code = mr_write(gspca_dev, 2);  in start_cif_cam()
579 		if (err_code < 0)  in start_cif_cam()
580 			return err_code;  in start_cif_cam()
581 		err_code = sensor_write_regs(gspca_dev, cif_sensor1_init_data,  in start_cif_cam()
584 	return err_code;  in start_cif_cam()
591 	int err_code;  in start_vga_cam()  local
641 	err_code = mr_write(gspca_dev, 11);  in start_vga_cam()
642 	if (err_code < 0)  in start_vga_cam()
643 		return err_code;  in start_vga_cam()
654 		err_code = sensor_write_regs(gspca_dev, vga_sensor0_init_data,  in start_vga_cam()
683 			err_code = sensor_write_regs(gspca_dev, color_adj,  in start_vga_cam()
686 			err_code = sensor_write_regs(gspca_dev, color_no_adj,  in start_vga_cam()
689 		if (err_code < 0)  in start_vga_cam()
690 			return err_code;  in start_vga_cam()
692 		err_code = sensor_write_regs(gspca_dev, vga_sensor1_init_data,  in start_vga_cam()
734 		err_code = sensor_write_regs(gspca_dev, vga_sensor2_init_data,  in start_vga_cam()
737 	return err_code;  in start_vga_cam()
743 	int err_code;  in sd_start()  local
751 	err_code = zero_the_pointer(gspca_dev);  in sd_start()
752 	if (err_code < 0)  in sd_start()
753 		return err_code;  in sd_start()
755 	err_code = stream_start(gspca_dev);  in sd_start()
756 	if (err_code < 0)  in sd_start()
757 		return err_code;  in sd_start()
760 		err_code = start_cif_cam(gspca_dev);  in sd_start()
762 		err_code = start_vga_cam(gspca_dev);  in sd_start()
764 	if (err_code < 0)  in sd_start()
765 		return err_code;  in sd_start()