36 	int ret;  in read_sr()  local
40 	ret = spi_flash_read_common(flash, &cmd, 1, rs, 1);  in read_sr()
41 	if (ret < 0) {  in read_sr()
43 		return ret;  in read_sr()
51 	int ret;  in read_fsr()  local
54 	ret = spi_flash_read_common(flash, &cmd, 1, fsr, 1);  in read_fsr()
55 	if (ret < 0) {  in read_fsr()
57 		return ret;  in read_fsr()
66 	int ret;  in write_sr()  local
69 	ret = spi_flash_write_common(flash, &cmd, 1, &ws, 1);  in write_sr()
70 	if (ret < 0) {  in write_sr()
72 		return ret;  in write_sr()
81 	int ret;  in read_cr()  local
85 	ret = spi_flash_read_common(flash, &cmd, 1, rc, 1);  in read_cr()
86 	if (ret < 0) {  in read_cr()
88 		return ret;  in read_cr()
98 	int ret;  in write_cr()  local
100 	ret = read_sr(flash, &data[0]);  in write_cr()
101 	if (ret < 0)  in write_cr()
102 		return ret;  in write_cr()
106 	ret = spi_flash_write_common(flash, &cmd, 1, &data, 2);  in write_cr()
107 	if (ret) {  in write_cr()
109 		return ret;  in write_cr()
119 	int ret;  in spi_flash_cmd_get_sw_write_prot()  local
121 	ret = read_sr(flash, &status);  in spi_flash_cmd_get_sw_write_prot()
122 	if (ret)  in spi_flash_cmd_get_sw_write_prot()
123 		return ret;  in spi_flash_cmd_get_sw_write_prot()
154 	int ret;  in write_bar()  local
161 	ret = spi_flash_write_common(flash, &cmd, 1, &bank_sel, 1);  in write_bar()
162 	if (ret < 0) {  in write_bar()
164 		return ret;  in write_bar()
175 	int ret;  in read_bar()  local
190 	ret = spi_flash_read_common(flash, &flash->bank_read_cmd, 1,  in read_bar()
192 	if (ret) {  in read_bar()
194 		return ret;  in read_bar()
228 	int ret;  in spi_flash_sr_ready()  local
230 	ret = read_sr(flash, &sr);  in spi_flash_sr_ready()
231 	if (ret < 0)  in spi_flash_sr_ready()
232 		return ret;  in spi_flash_sr_ready()
240 	int ret;  in spi_flash_fsr_ready()  local
242 	ret = read_fsr(flash, &fsr);  in spi_flash_fsr_ready()
243 	if (ret < 0)  in spi_flash_fsr_ready()
244 		return ret;  in spi_flash_fsr_ready()
271 	int ret;  in spi_flash_wait_till_ready()  local
276 		ret = spi_flash_ready(flash);  in spi_flash_wait_till_ready()
277 		if (ret < 0)  in spi_flash_wait_till_ready()
278 			return ret;  in spi_flash_wait_till_ready()
279 		if (ret)  in spi_flash_wait_till_ready()
293 	int ret;  in spi_flash_write_common()  local
298 	ret = spi_claim_bus(spi);  in spi_flash_write_common()
299 	if (ret) {  in spi_flash_write_common()
301 		return ret;  in spi_flash_write_common()
304 	ret = spi_flash_cmd_write_enable(flash);  in spi_flash_write_common()
305 	if (ret < 0) {  in spi_flash_write_common()
307 		return ret;  in spi_flash_write_common()
310 	ret = spi_flash_cmd_write(spi, cmd, cmd_len, buf, buf_len);  in spi_flash_write_common()
311 	if (ret < 0) {  in spi_flash_write_common()
313 		return ret;  in spi_flash_write_common()
316 	ret = spi_flash_wait_till_ready(flash, timeout);  in spi_flash_write_common()
317 	if (ret < 0) {  in spi_flash_write_common()
321 		return ret;  in spi_flash_write_common()
326 	return ret;  in spi_flash_write_common()
333 	int ret = -1;  in spi_flash_cmd_erase_ops()  local
358 		ret = write_bar(flash, erase_addr);  in spi_flash_cmd_erase_ops()
359 		if (ret < 0)  in spi_flash_cmd_erase_ops()
360 			return ret;  in spi_flash_cmd_erase_ops()
367 		ret = spi_flash_write_common(flash, cmd, sizeof(cmd), NULL, 0);  in spi_flash_cmd_erase_ops()
368 		if (ret < 0) {  in spi_flash_cmd_erase_ops()
378 	ret = clean_bar(flash);  in spi_flash_cmd_erase_ops()
381 	return ret;  in spi_flash_cmd_erase_ops()
392 	int ret = -1;  in spi_flash_cmd_write_ops()  local
413 		ret = write_bar(flash, write_addr);  in spi_flash_cmd_write_ops()
414 		if (ret < 0)  in spi_flash_cmd_write_ops()
415 			return ret;  in spi_flash_cmd_write_ops()
429 		ret = spi_flash_write_common(flash, cmd, sizeof(cmd),  in spi_flash_cmd_write_ops()
431 		if (ret < 0) {  in spi_flash_cmd_write_ops()
440 	ret = clean_bar(flash);  in spi_flash_cmd_write_ops()
443 	return ret;  in spi_flash_cmd_write_ops()
450 	int ret;  in spi_flash_read_common()  local
452 	ret = spi_claim_bus(spi);  in spi_flash_read_common()
453 	if (ret) {  in spi_flash_read_common()
455 		return ret;  in spi_flash_read_common()
458 	ret = spi_flash_cmd_read(spi, cmd, cmd_len, data, data_len);  in spi_flash_read_common()
459 	if (ret < 0) {  in spi_flash_read_common()
461 		return ret;  in spi_flash_read_common()
466 	return ret;  in spi_flash_read_common()
489 	int ret = 0;  in spi_flash_cmd_read_ops()  local
493 		ret = spi_claim_bus(spi);  in spi_flash_cmd_read_ops()
494 		if (ret) {  in spi_flash_cmd_read_ops()
496 			return log_ret(ret);  in spi_flash_cmd_read_ops()
517 		ret = write_bar(flash, read_addr);  in spi_flash_cmd_read_ops()
518 		if (ret < 0)  in spi_flash_cmd_read_ops()
519 			return log_ret(ret);  in spi_flash_cmd_read_ops()
534 		ret = spi_flash_read_common(flash, cmd, cmdsz, data, read_len);  in spi_flash_cmd_read_ops()
535 		if (ret < 0) {  in spi_flash_cmd_read_ops()
546 	ret = clean_bar(flash);  in spi_flash_cmd_read_ops()
549 	return log_ret(ret);  in spi_flash_cmd_read_ops()
590 	int ret;  in sst26_lock_ctl()  local
608 	ret = spi_flash_read_common(flash, &cmd, 1, bpr_buff, bpr_size);  in sst26_lock_ctl()
609 	if (ret < 0) {  in sst26_lock_ctl()
611 		return ret;  in sst26_lock_ctl()
674 	ret = spi_flash_write_common(flash, &cmd, 1, bpr_buff, bpr_size);  in sst26_lock_ctl()
675 	if (ret < 0) {  in sst26_lock_ctl()
677 		return ret;  in sst26_lock_ctl()
714 	int ret;  in sst_byte_write()  local
725 	ret = spi_flash_cmd_write_enable(flash);  in sst_byte_write()
726 	if (ret)  in sst_byte_write()
727 		return ret;  in sst_byte_write()
729 	ret = spi_flash_cmd_write(spi, cmd, sizeof(cmd), buf, 1);  in sst_byte_write()
730 	if (ret)  in sst_byte_write()
731 		return ret;  in sst_byte_write()
741 	int ret;  in sst_write_wp()  local
744 	ret = spi_claim_bus(spi);  in sst_write_wp()
745 	if (ret) {  in sst_write_wp()
747 		return ret;  in sst_write_wp()
753 		ret = sst_byte_write(flash, offset, buf);  in sst_write_wp()
754 		if (ret)  in sst_write_wp()
759 	ret = spi_flash_cmd_write_enable(flash);  in sst_write_wp()
760 	if (ret)  in sst_write_wp()
774 		ret = spi_flash_cmd_write(spi, cmd, cmd_len,  in sst_write_wp()
776 		if (ret) {  in sst_write_wp()
781 		ret = spi_flash_wait_till_ready(flash, SPI_FLASH_PROG_TIMEOUT);  in sst_write_wp()
782 		if (ret)  in sst_write_wp()
789 	if (!ret)  in sst_write_wp()
790 		ret = spi_flash_cmd_write_disable(flash);  in sst_write_wp()
793 	if (!ret && actual != len)  in sst_write_wp()
794 		ret = sst_byte_write(flash, offset, buf + actual);  in sst_write_wp()
798 	      ret ? "failure" : "success", len, offset - actual);  in sst_write_wp()
801 	return ret;  in sst_write_wp()
809 	int ret;  in sst_write_bp()  local
811 	ret = spi_claim_bus(spi);  in sst_write_bp()
812 	if (ret) {  in sst_write_bp()
814 		return ret;  in sst_write_bp()
818 		ret = sst_byte_write(flash, offset, buf + actual);  in sst_write_bp()
819 		if (ret) {  in sst_write_bp()
826 	if (!ret)  in sst_write_bp()
827 		ret = spi_flash_cmd_write_disable(flash);  in sst_write_bp()
830 	      ret ? "failure" : "success", len, offset - actual);  in sst_write_bp()
833 	return ret;  in sst_write_bp()
917 	int ret;  in stm_lock()  local
919 	ret = read_sr(flash, &status_old);  in stm_lock()
920 	if (ret < 0)  in stm_lock()
921 		return ret;  in stm_lock()
971 	int ret;  in stm_unlock()  local
973 	ret = read_sr(flash, &status_old);  in stm_unlock()
974 	if (ret < 0)  in stm_unlock()
975 		return ret;  in stm_unlock()
1017 	int ret;  in macronix_quad_enable()  local
1019 	ret = read_sr(flash, &qeb_status);  in macronix_quad_enable()
1020 	if (ret < 0)  in macronix_quad_enable()
1021 		return ret;  in macronix_quad_enable()
1026 	ret = write_sr(flash, qeb_status | STATUS_QEB_MXIC);  in macronix_quad_enable()
1027 	if (ret < 0)  in macronix_quad_enable()
1028 		return ret;  in macronix_quad_enable()
1031 	ret = read_sr(flash, &qeb_status);  in macronix_quad_enable()
1032 	if (!(ret >= 0 && (qeb_status & STATUS_QEB_MXIC))) {  in macronix_quad_enable()
1037 	return ret;  in macronix_quad_enable()
1045 	int ret;  in spansion_quad_enable()  local
1047 	ret = read_cr(flash, &qeb_status);  in spansion_quad_enable()
1048 	if (ret < 0)  in spansion_quad_enable()
1049 		return ret;  in spansion_quad_enable()
1054 	ret = write_cr(flash, qeb_status | STATUS_QEB_WINSPAN);  in spansion_quad_enable()
1055 	if (ret < 0)  in spansion_quad_enable()
1056 		return ret;  in spansion_quad_enable()
1059 	ret = read_cr(flash, &qeb_status);  in spansion_quad_enable()
1060 	if (!(ret >= 0 && (qeb_status & STATUS_QEB_WINSPAN))) {  in spansion_quad_enable()
1065 	return ret;  in spansion_quad_enable()
1149 	int ret;  in spi_flash_scan()  local
1273 		ret = set_quad_mode(flash, info);  in spi_flash_scan()
1274 		if (ret) {  in spi_flash_scan()
1307 	ret = read_bar(flash, info);  in spi_flash_scan()
1308 	if (ret < 0)  in spi_flash_scan()
1309 		return ret;  in spi_flash_scan()
1313 	ret = spi_flash_decode_fdt(flash);  in spi_flash_scan()
1314 	if (ret) {  in spi_flash_scan()