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()
292 		if (err_code < 0)  in zero_the_pointer()
293 			return err_code;  in zero_the_pointer()
297 	err_code = mr_write(gspca_dev, 1);  in zero_the_pointer()
298 	if (err_code < 0)  in zero_the_pointer()
299 		return err_code;  in zero_the_pointer()
301 	err_code = mr_read(gspca_dev, 16);  in zero_the_pointer()
302 	if (err_code < 0)  in zero_the_pointer()
303 		return err_code;  in zero_the_pointer()
344 	int err_code;  in sd_config()  local
359 	err_code = zero_the_pointer(gspca_dev);  in sd_config()
360 	if (err_code < 0)  in sd_config()
361 		return err_code;  in sd_config()
363 	err_code = stream_start(gspca_dev);  in sd_config()
364 	if (err_code < 0)  in sd_config()
365 		return err_code;  in sd_config()
368 	err_code = cam_get_response16(gspca_dev, 0x07, 1);  in sd_config()
369 	if (err_code < 0)  in sd_config()
370 		return err_code;  in sd_config()
490 	int err_code;  in start_cif_cam()  local
532 	err_code = mr_write(gspca_dev, 11);  in start_cif_cam()
533 	if (err_code < 0)  in start_cif_cam()
534 		return err_code;  in start_cif_cam()
555 		err_code = sensor_write_regs(gspca_dev, cif_sensor0_init_data,  in start_cif_cam()
579 		err_code = mr_write(gspca_dev, 2);  in start_cif_cam()
580 		if (err_code < 0)  in start_cif_cam()
581 			return err_code;  in start_cif_cam()
582 		err_code = sensor_write_regs(gspca_dev, cif_sensor1_init_data,  in start_cif_cam()
585 	return err_code;  in start_cif_cam()
592 	int err_code;  in start_vga_cam()  local
642 	err_code = mr_write(gspca_dev, 11);  in start_vga_cam()
643 	if (err_code < 0)  in start_vga_cam()
644 		return err_code;  in start_vga_cam()
655 		err_code = sensor_write_regs(gspca_dev, vga_sensor0_init_data,  in start_vga_cam()
684 			err_code = sensor_write_regs(gspca_dev, color_adj,  in start_vga_cam()
687 			err_code = sensor_write_regs(gspca_dev, color_no_adj,  in start_vga_cam()
690 		if (err_code < 0)  in start_vga_cam()
691 			return err_code;  in start_vga_cam()
693 		err_code = sensor_write_regs(gspca_dev, vga_sensor1_init_data,  in start_vga_cam()
735 		err_code = sensor_write_regs(gspca_dev, vga_sensor2_init_data,  in start_vga_cam()
738 	return err_code;  in start_vga_cam()
744 	int err_code;  in sd_start()  local
752 	err_code = zero_the_pointer(gspca_dev);  in sd_start()
753 	if (err_code < 0)  in sd_start()
754 		return err_code;  in sd_start()
756 	err_code = stream_start(gspca_dev);  in sd_start()
757 	if (err_code < 0)  in sd_start()
758 		return err_code;  in sd_start()
761 		err_code = start_cif_cam(gspca_dev);  in sd_start()
763 		err_code = start_vga_cam(gspca_dev);  in sd_start()
765 	if (err_code < 0)  in sd_start()
766 		return err_code;  in sd_start()