71 	int rval;  in smiapp_read_frame_fmt()  local
76 	rval = smiapp_read(sensor, SMIAPP_REG_U8_FRAME_FORMAT_MODEL_TYPE,  in smiapp_read_frame_fmt()
78 	if (rval)  in smiapp_read_frame_fmt()
79 		return rval;  in smiapp_read_frame_fmt()
81 	rval = smiapp_read(sensor, SMIAPP_REG_U8_FRAME_FORMAT_MODEL_SUBTYPE,  in smiapp_read_frame_fmt()
83 	if (rval)  in smiapp_read_frame_fmt()
84 		return rval;  in smiapp_read_frame_fmt()
106 			rval = smiapp_read(  in smiapp_read_frame_fmt()
110 			if (rval)  in smiapp_read_frame_fmt()
111 				return rval;  in smiapp_read_frame_fmt()
120 			rval = smiapp_read(  in smiapp_read_frame_fmt()
124 			if (rval)  in smiapp_read_frame_fmt()
125 				return rval;  in smiapp_read_frame_fmt()
201 	int rval;  in smiapp_pll_configure()  local
203 	rval = smiapp_write(  in smiapp_pll_configure()
205 	if (rval < 0)  in smiapp_pll_configure()
206 		return rval;  in smiapp_pll_configure()
208 	rval = smiapp_write(  in smiapp_pll_configure()
210 	if (rval < 0)  in smiapp_pll_configure()
211 		return rval;  in smiapp_pll_configure()
213 	rval = smiapp_write(  in smiapp_pll_configure()
215 	if (rval < 0)  in smiapp_pll_configure()
216 		return rval;  in smiapp_pll_configure()
218 	rval = smiapp_write(  in smiapp_pll_configure()
220 	if (rval < 0)  in smiapp_pll_configure()
221 		return rval;  in smiapp_pll_configure()
224 	rval = smiapp_write(  in smiapp_pll_configure()
227 	if (rval < 0 || sensor->minfo.smiapp_profile == SMIAPP_PROFILE_0)  in smiapp_pll_configure()
228 		return rval;  in smiapp_pll_configure()
230 	rval = smiapp_write(  in smiapp_pll_configure()
232 	if (rval < 0)  in smiapp_pll_configure()
233 		return rval;  in smiapp_pll_configure()
281 	int rval;  in smiapp_pll_update()  local
290 	rval = smiapp_pll_try(sensor, pll);  in smiapp_pll_update()
291 	if (rval < 0)  in smiapp_pll_update()
292 		return rval;  in smiapp_pll_update()
411 	int rval;  in smiapp_set_ctrl()  local
436 		rval = smiapp_write(sensor,  in smiapp_set_ctrl()
439 		if (rval < 0)  in smiapp_set_ctrl()
440 			return rval;  in smiapp_set_ctrl()
454 			rval = smiapp_set_ctrl(  in smiapp_set_ctrl()
456 			if (rval < 0)  in smiapp_set_ctrl()
457 				return rval;  in smiapp_set_ctrl()
522 	int rval;  in smiapp_init_controls()  local
524 	rval = v4l2_ctrl_handler_init(&sensor->pixel_array->ctrl_handler, 12);  in smiapp_init_controls()
525 	if (rval)  in smiapp_init_controls()
526 		return rval;  in smiapp_init_controls()
585 	rval = v4l2_ctrl_handler_init(&sensor->src->ctrl_handler, 0);  in smiapp_init_controls()
586 	if (rval)  in smiapp_init_controls()
587 		return rval;  in smiapp_init_controls()
650 	int rval;  in smiapp_get_limits()  local
653 		rval = smiapp_read(  in smiapp_get_limits()
655 		if (rval)  in smiapp_get_limits()
656 			return rval;  in smiapp_get_limits()
669 	int rval;  in smiapp_get_all_limits()  local
672 		rval = smiapp_get_limits(sensor, &i, 1);  in smiapp_get_all_limits()
673 		if (rval < 0)  in smiapp_get_all_limits()
674 			return rval;  in smiapp_get_all_limits()
705 	int rval;  in smiapp_get_limits_binning()  local
716 	rval = smiapp_get_limits(sensor, limits, ARRAY_SIZE(limits));  in smiapp_get_limits_binning()
717 	if (rval < 0)  in smiapp_get_limits_binning()
718 		return rval;  in smiapp_get_limits_binning()
749 	int rval;  in smiapp_get_mbus_formats()  local
751 	rval = smiapp_read(  in smiapp_get_mbus_formats()
753 	if (rval)  in smiapp_get_mbus_formats()
754 		return rval;  in smiapp_get_mbus_formats()
758 	rval = smiapp_read(sensor, SMIAPP_REG_U8_PIXEL_ORDER,  in smiapp_get_mbus_formats()
760 	if (rval)  in smiapp_get_mbus_formats()
761 		return rval;  in smiapp_get_mbus_formats()
788 		rval = smiapp_read(  in smiapp_get_mbus_formats()
791 		if (rval)  in smiapp_get_mbus_formats()
792 			return rval;  in smiapp_get_mbus_formats()
837 			rval = smiapp_pll_try(sensor, pll);  in smiapp_get_mbus_formats()
840 				rval ? "not ok" : "ok");  in smiapp_get_mbus_formats()
841 			if (rval)  in smiapp_get_mbus_formats()
905 	int rval;  in smiapp_update_mode()  local
922 		rval = smiapp_write(  in smiapp_update_mode()
924 		if (rval < 0)  in smiapp_update_mode()
925 			return rval;  in smiapp_update_mode()
929 	rval = smiapp_write(sensor, SMIAPP_REG_U8_BINNING_MODE, binning_mode);  in smiapp_update_mode()
930 	if (rval < 0)  in smiapp_update_mode()
931 		return rval;  in smiapp_update_mode()
934 	rval = smiapp_get_limits_binning(sensor);  in smiapp_update_mode()
935 	if (rval < 0)  in smiapp_update_mode()
936 		return rval;  in smiapp_update_mode()
938 	rval = smiapp_pll_update(sensor);  in smiapp_update_mode()
939 	if (rval < 0)  in smiapp_update_mode()
940 		return rval;  in smiapp_update_mode()
967 	int rval = 0, rval2;  in smiapp_read_nvm()  local
971 		rval = smiapp_write(  in smiapp_read_nvm()
974 		if (rval)  in smiapp_read_nvm()
977 		rval = smiapp_write(sensor,  in smiapp_read_nvm()
981 		if (rval)  in smiapp_read_nvm()
985 			rval = smiapp_read(  in smiapp_read_nvm()
989 			if (rval)  in smiapp_read_nvm()
996 				rval = -ETIMEDOUT;  in smiapp_read_nvm()
1003 			rval = smiapp_read(  in smiapp_read_nvm()
1007 			if (rval)  in smiapp_read_nvm()
1016 	if (rval < 0)  in smiapp_read_nvm()
1017 		return rval;  in smiapp_read_nvm()
1030 	int rval;  in smiapp_change_cci_addr()  local
1035 	rval = smiapp_write(sensor,  in smiapp_change_cci_addr()
1038 	if (rval)  in smiapp_change_cci_addr()
1039 		return rval;  in smiapp_change_cci_addr()
1044 	rval = smiapp_read(sensor, SMIAPP_REG_U8_CCI_ADDRESS_CONTROL, &val);  in smiapp_change_cci_addr()
1045 	if (rval)  in smiapp_change_cci_addr()
1046 		return rval;  in smiapp_change_cci_addr()
1066 	int rval;  in smiapp_setup_flash_strobe()  local
1150 	rval = smiapp_write(sensor, SMIAPP_REG_U8_FLASH_MODE_RS,  in smiapp_setup_flash_strobe()
1152 	if (rval < 0)  in smiapp_setup_flash_strobe()
1155 	rval = smiapp_write(sensor, SMIAPP_REG_U8_FLASH_STROBE_ADJUSTMENT,  in smiapp_setup_flash_strobe()
1157 	if (rval < 0)  in smiapp_setup_flash_strobe()
1160 	rval = smiapp_write(  in smiapp_setup_flash_strobe()
1163 	if (rval < 0)  in smiapp_setup_flash_strobe()
1166 	rval = smiapp_write(sensor, SMIAPP_REG_U16_TFLASH_STROBE_DELAY_RS_CTRL,  in smiapp_setup_flash_strobe()
1168 	if (rval < 0)  in smiapp_setup_flash_strobe()
1171 	rval = smiapp_write(sensor, SMIAPP_REG_U16_FLASH_STROBE_START_POINT,  in smiapp_setup_flash_strobe()
1173 	if (rval < 0)  in smiapp_setup_flash_strobe()
1176 	rval = smiapp_write(sensor, SMIAPP_REG_U8_FLASH_TRIGGER_RS,  in smiapp_setup_flash_strobe()
1182 	return rval;  in smiapp_setup_flash_strobe()
1193 	int rval;  in smiapp_power_on()  local
1195 	rval = regulator_enable(sensor->vana);  in smiapp_power_on()
1196 	if (rval) {  in smiapp_power_on()
1198 		return rval;  in smiapp_power_on()
1203 		rval = sensor->platform_data->set_xclk(  in smiapp_power_on()
1206 		rval = clk_prepare_enable(sensor->ext_clk);  in smiapp_power_on()
1207 	if (rval < 0) {  in smiapp_power_on()
1231 		rval = smiapp_change_cci_addr(sensor);  in smiapp_power_on()
1232 		if (rval) {  in smiapp_power_on()
1238 	rval = smiapp_write(sensor, SMIAPP_REG_U8_SOFTWARE_RESET,  in smiapp_power_on()
1240 	if (rval < 0) {  in smiapp_power_on()
1246 		rval = smiapp_change_cci_addr(sensor);  in smiapp_power_on()
1247 		if (rval) {  in smiapp_power_on()
1253 	rval = smiapp_write(sensor, SMIAPP_REG_U16_COMPRESSION_MODE,  in smiapp_power_on()
1255 	if (rval) {  in smiapp_power_on()
1260 	rval = smiapp_write(  in smiapp_power_on()
1263 	if (rval) {  in smiapp_power_on()
1268 	rval = smiapp_write(sensor, SMIAPP_REG_U8_CSI_LANE_MODE,  in smiapp_power_on()
1270 	if (rval) {  in smiapp_power_on()
1275 	rval = smiapp_write(sensor, SMIAPP_REG_U8_FAST_STANDBY_CTRL,  in smiapp_power_on()
1277 	if (rval) {  in smiapp_power_on()
1282 	rval = smiapp_write(sensor, SMIAPP_REG_U8_CSI_SIGNALLING_MODE,  in smiapp_power_on()
1284 	if (rval) {  in smiapp_power_on()
1290 	rval = smiapp_write(sensor, SMIAPP_REG_U8_DPHY_CTRL,  in smiapp_power_on()
1292 	if (rval < 0)  in smiapp_power_on()
1293 		return rval;  in smiapp_power_on()
1295 	rval = smiapp_call_quirk(sensor, post_poweron);  in smiapp_power_on()
1296 	if (rval) {  in smiapp_power_on()
1305 	rval = v4l2_ctrl_handler_setup(  in smiapp_power_on()
1307 	if (rval)  in smiapp_power_on()
1310 	rval = v4l2_ctrl_handler_setup(&sensor->src->ctrl_handler);  in smiapp_power_on()
1311 	if (rval)  in smiapp_power_on()
1315 	rval = smiapp_update_mode(sensor);  in smiapp_power_on()
1317 	if (rval < 0)  in smiapp_power_on()
1332 	return rval;  in smiapp_power_on()
1392 	int rval;  in smiapp_start_streaming()  local
1396 	rval = smiapp_write(sensor, SMIAPP_REG_U16_CSI_DATA_FORMAT,  in smiapp_start_streaming()
1399 	if (rval)  in smiapp_start_streaming()
1402 	rval = smiapp_pll_configure(sensor);  in smiapp_start_streaming()
1403 	if (rval)  in smiapp_start_streaming()
1407 	rval = smiapp_write(sensor, SMIAPP_REG_U16_X_ADDR_START,  in smiapp_start_streaming()
1409 	if (rval < 0)  in smiapp_start_streaming()
1412 	rval = smiapp_write(sensor, SMIAPP_REG_U16_Y_ADDR_START,  in smiapp_start_streaming()
1414 	if (rval < 0)  in smiapp_start_streaming()
1418 	rval = smiapp_write(  in smiapp_start_streaming()
1422 	if (rval < 0)  in smiapp_start_streaming()
1425 	rval = smiapp_write(  in smiapp_start_streaming()
1429 	if (rval < 0)  in smiapp_start_streaming()
1440 		rval = smiapp_write(  in smiapp_start_streaming()
1443 		if (rval < 0)  in smiapp_start_streaming()
1446 		rval = smiapp_write(  in smiapp_start_streaming()
1449 		if (rval < 0)  in smiapp_start_streaming()
1452 		rval = smiapp_write(  in smiapp_start_streaming()
1455 		if (rval < 0)  in smiapp_start_streaming()
1458 		rval = smiapp_write(  in smiapp_start_streaming()
1461 		if (rval < 0)  in smiapp_start_streaming()
1468 		rval = smiapp_write(sensor, SMIAPP_REG_U16_SCALING_MODE,  in smiapp_start_streaming()
1470 		if (rval < 0)  in smiapp_start_streaming()
1473 		rval = smiapp_write(sensor, SMIAPP_REG_U16_SCALE_M,  in smiapp_start_streaming()
1475 		if (rval < 0)  in smiapp_start_streaming()
1480 	rval = smiapp_write(sensor, SMIAPP_REG_U16_X_OUTPUT_SIZE,  in smiapp_start_streaming()
1482 	if (rval < 0)  in smiapp_start_streaming()
1484 	rval = smiapp_write(sensor, SMIAPP_REG_U16_Y_OUTPUT_SIZE,  in smiapp_start_streaming()
1486 	if (rval < 0)  in smiapp_start_streaming()
1494 		rval = smiapp_setup_flash_strobe(sensor);  in smiapp_start_streaming()
1495 		if (rval)  in smiapp_start_streaming()
1499 	rval = smiapp_call_quirk(sensor, pre_streamon);  in smiapp_start_streaming()
1500 	if (rval) {  in smiapp_start_streaming()
1505 	rval = smiapp_write(sensor, SMIAPP_REG_U8_MODE_SELECT,  in smiapp_start_streaming()
1511 	return rval;  in smiapp_start_streaming()
1517 	int rval;  in smiapp_stop_streaming()  local
1520 	rval = smiapp_write(sensor, SMIAPP_REG_U8_MODE_SELECT,  in smiapp_stop_streaming()
1522 	if (rval)  in smiapp_stop_streaming()
1525 	rval = smiapp_call_quirk(sensor, post_streamoff);  in smiapp_stop_streaming()
1526 	if (rval)  in smiapp_stop_streaming()
1531 	return rval;  in smiapp_stop_streaming()
1541 	int rval;  in smiapp_set_stream()  local
1548 		rval = smiapp_start_streaming(sensor);  in smiapp_set_stream()
1549 		if (rval < 0)  in smiapp_set_stream()
1552 		rval = smiapp_stop_streaming(sensor);  in smiapp_set_stream()
1556 	return rval;  in smiapp_set_stream()
1567 	int rval = -EINVAL;  in smiapp_enum_mbus_code()  local
1579 		rval = 0;  in smiapp_enum_mbus_code()
1591 			rval = 0;  in smiapp_enum_mbus_code()
1599 	return rval;  in smiapp_enum_mbus_code()
1643 	int rval;  in smiapp_get_format()  local
1646 	rval = __smiapp_get_format(subdev, cfg, fmt);  in smiapp_get_format()
1649 	return rval;  in smiapp_get_format()
1742 	int rval;  in smiapp_set_format_source()  local
1744 	rval = __smiapp_get_format(subdev, cfg, fmt);  in smiapp_set_format_source()
1745 	if (rval)  in smiapp_set_format_source()
1746 		return rval;  in smiapp_set_format_source()
1796 		int rval;  in smiapp_set_format()  local
1798 		rval = smiapp_set_format_source(subdev, cfg, fmt);  in smiapp_set_format()
1802 		return rval;  in smiapp_set_format()
2227 	int rval;  in smiapp_get_selection()  local
2230 	rval = __smiapp_get_selection(subdev, cfg, sel);  in smiapp_get_selection()
2233 	return rval;  in smiapp_get_selection()
2345 	int rval = 0;  in smiapp_identify_module()  local
2350 	rval = smiapp_read_8only(sensor, SMIAPP_REG_U8_MANUFACTURER_ID,  in smiapp_identify_module()
2352 	if (!rval)  in smiapp_identify_module()
2353 		rval = smiapp_read_8only(sensor, SMIAPP_REG_U16_MODEL_ID,  in smiapp_identify_module()
2355 	if (!rval)  in smiapp_identify_module()
2356 		rval = smiapp_read_8only(sensor,  in smiapp_identify_module()
2359 	if (!rval)  in smiapp_identify_module()
2360 		rval = smiapp_read_8only(sensor,  in smiapp_identify_module()
2363 	if (!rval)  in smiapp_identify_module()
2364 		rval = smiapp_read_8only(sensor,  in smiapp_identify_module()
2367 	if (!rval)  in smiapp_identify_module()
2368 		rval = smiapp_read_8only(sensor,  in smiapp_identify_module()
2371 	if (!rval)  in smiapp_identify_module()
2372 		rval = smiapp_read_8only(sensor, SMIAPP_REG_U8_MODULE_DATE_DAY,  in smiapp_identify_module()
2376 	if (!rval)  in smiapp_identify_module()
2377 		rval = smiapp_read_8only(sensor,  in smiapp_identify_module()
2380 	if (!rval)  in smiapp_identify_module()
2381 		rval = smiapp_read_8only(sensor,  in smiapp_identify_module()
2384 	if (!rval)  in smiapp_identify_module()
2385 		rval = smiapp_read_8only(sensor,  in smiapp_identify_module()
2388 	if (!rval)  in smiapp_identify_module()
2389 		rval = smiapp_read_8only(sensor,  in smiapp_identify_module()
2394 	if (!rval)  in smiapp_identify_module()
2395 		rval = smiapp_read_8only(sensor, SMIAPP_REG_U8_SMIA_VERSION,  in smiapp_identify_module()
2397 	if (!rval)  in smiapp_identify_module()
2398 		rval = smiapp_read_8only(sensor, SMIAPP_REG_U8_SMIAPP_VERSION,  in smiapp_identify_module()
2401 	if (rval) {  in smiapp_identify_module()
2481 	int rval;  in smiapp_register_subdevs()  local
2490 		rval = media_entity_init(&this->sd.entity,  in smiapp_register_subdevs()
2492 		if (rval) {  in smiapp_register_subdevs()
2495 			return rval;  in smiapp_register_subdevs()
2498 		rval = media_entity_create_link(&this->sd.entity,  in smiapp_register_subdevs()
2504 		if (rval) {  in smiapp_register_subdevs()
2507 			return rval;  in smiapp_register_subdevs()
2510 		rval = v4l2_device_register_subdev(sensor->src->sd.v4l2_dev,  in smiapp_register_subdevs()
2512 		if (rval) {  in smiapp_register_subdevs()
2515 			return rval;  in smiapp_register_subdevs()
2538 	int rval;  in smiapp_init()  local
2553 		rval = clk_set_rate(sensor->ext_clk,  in smiapp_init()
2555 		if (rval < 0) {  in smiapp_init()
2559 			return rval;  in smiapp_init()
2564 		rval = devm_gpio_request_one(  in smiapp_init()
2567 		if (rval < 0) {  in smiapp_init()
2571 			return rval;  in smiapp_init()
2575 	rval = smiapp_power_on(sensor);  in smiapp_init()
2576 	if (rval)  in smiapp_init()
2579 	rval = smiapp_identify_module(sensor);  in smiapp_init()
2580 	if (rval) {  in smiapp_init()
2581 		rval = -ENODEV;  in smiapp_init()
2585 	rval = smiapp_get_all_limits(sensor);  in smiapp_init()
2586 	if (rval) {  in smiapp_init()
2587 		rval = -ENODEV;  in smiapp_init()
2609 	rval = smiapp_call_quirk(sensor, limits);  in smiapp_init()
2610 	if (rval) {  in smiapp_init()
2618 		rval = smiapp_read(sensor,  in smiapp_init()
2620 		if (rval < 0) {  in smiapp_init()
2621 			rval = -ENODEV;  in smiapp_init()
2628 			rval = smiapp_read(  in smiapp_init()
2630 			if (rval < 0) {  in smiapp_init()
2631 				rval = -ENODEV;  in smiapp_init()
2647 		rval = -ENOENT;  in smiapp_init()
2658 			rval = -ENOMEM;  in smiapp_init()
2664 			rval = -EBUSY;  in smiapp_init()
2770 	rval = smiapp_init_controls(sensor);  in smiapp_init()
2771 	if (rval < 0)  in smiapp_init()
2774 	rval = smiapp_call_quirk(sensor, init);  in smiapp_init()
2775 	if (rval)  in smiapp_init()
2778 	rval = smiapp_get_mbus_formats(sensor);  in smiapp_init()
2779 	if (rval) {  in smiapp_init()
2780 		rval = -ENODEV;  in smiapp_init()
2784 	rval = smiapp_init_late_controls(sensor);  in smiapp_init()
2785 	if (rval) {  in smiapp_init()
2786 		rval = -ENODEV;  in smiapp_init()
2791 	rval = smiapp_update_mode(sensor);  in smiapp_init()
2793 	if (rval) {  in smiapp_init()
2810 	return rval;  in smiapp_init()
2817 	int rval;  in smiapp_registered()  local
2820 		rval = smiapp_init(sensor);  in smiapp_registered()
2821 		if (rval)  in smiapp_registered()
2822 			return rval;  in smiapp_registered()
2825 	rval = smiapp_register_subdevs(sensor);  in smiapp_registered()
2826 	if (rval)  in smiapp_registered()
2829 	return rval;  in smiapp_registered()
2953 	int rval;  in smiapp_resume()  local
2958 	rval = smiapp_power_on(sensor);  in smiapp_resume()
2959 	if (rval)  in smiapp_resume()
2960 		return rval;  in smiapp_resume()
2963 		rval = smiapp_start_streaming(sensor);  in smiapp_resume()
2965 	return rval;  in smiapp_resume()
2981 	int rval;  in smiapp_get_pdata()  local
3017 	rval = of_property_read_u32(dev->of_node, "clock-frequency",  in smiapp_get_pdata()
3019 	if (rval) {  in smiapp_get_pdata()
3036 		rval = -ENOMEM;  in smiapp_get_pdata()
3060 	int rval;  in smiapp_probe()  local
3080 	rval = media_entity_init(&sensor->src->sd.entity, 2,  in smiapp_probe()
3082 	if (rval < 0)  in smiapp_probe()
3083 		return rval;  in smiapp_probe()
3086 		rval = smiapp_init(sensor);  in smiapp_probe()
3087 		if (rval)  in smiapp_probe()
3091 	rval = v4l2_async_register_subdev(&sensor->src->sd);  in smiapp_probe()
3092 	if (rval < 0)  in smiapp_probe()
3100 	return rval;  in smiapp_probe()