127 	int	status;  in dataflash_waitready()  local
130 		status = dataflash_status(spi);  in dataflash_waitready()
131 		if (status < 0) {  in dataflash_waitready()
132 			dev_dbg(&spi->dev, "status %d?\n", status);  in dataflash_waitready()
133 			status = 0;  in dataflash_waitready()
136 		if (status & (1 << 7))	/* RDY/nBSY */  in dataflash_waitready()
137 			return status;  in dataflash_waitready()
177 		int		status;  in dataflash_erase()  local
197 		status = spi_sync(spi, &msg);  in dataflash_erase()
200 		if (status < 0) {  in dataflash_erase()
202 				pageaddr, status);  in dataflash_erase()
237 	int			status;  in dataflash_read()  local
273 	status = spi_sync(priv->spi, &msg);  in dataflash_read()
276 	if (status >= 0) {  in dataflash_read()
278 		status = 0;  in dataflash_read()
282 			status);  in dataflash_read()
283 	return status;  in dataflash_read()
303 	int			status = -EINVAL;  in dataflash_write()  local
355 			status = spi_sync(spi, &msg);  in dataflash_write()
356 			if (status < 0)  in dataflash_write()
358 					addr, status);  in dataflash_write()
376 		status = spi_sync(spi, &msg);  in dataflash_write()
378 		if (status < 0)  in dataflash_write()
380 				addr, writelen, status);  in dataflash_write()
397 		status = spi_sync(spi, &msg);  in dataflash_write()
398 		if (status < 0)  in dataflash_write()
400 				addr, status);  in dataflash_write()
402 		status = dataflash_waitready(priv->spi);  in dataflash_write()
405 		if (status & (1 << 6)) {  in dataflash_write()
407 				pageaddr, status);  in dataflash_write()
409 			status = -EIO;  in dataflash_write()
412 			status = 0;  in dataflash_write()
429 	return status;  in dataflash_write()
457 	int			status;  in otp_read()  local
485 	status = spi_sync(spi, &m);  in otp_read()
486 	if (status >= 0) {  in otp_read()
488 		status = len;  in otp_read()
492 	return status;  in otp_read()
499 	int			status;  in dataflash_read_fact_otp()  local
503 	status = otp_read(priv->spi, 64, buf, from, len);  in dataflash_read_fact_otp()
506 	if (status < 0)  in dataflash_read_fact_otp()
507 		return status;  in dataflash_read_fact_otp()
508 	*retlen = status;  in dataflash_read_fact_otp()
516 	int			status;  in dataflash_read_user_otp()  local
520 	status = otp_read(priv->spi, 0, buf, from, len);  in dataflash_read_user_otp()
523 	if (status < 0)  in dataflash_read_user_otp()
524 		return status;  in dataflash_read_user_otp()
525 	*retlen = status;  in dataflash_read_user_otp()
537 	int			status;  in dataflash_write_user_otp()  local
573 	status = spi_sync(priv->spi, &m);  in dataflash_write_user_otp()
578 	if (status >= 0) {  in dataflash_write_user_otp()
579 		status = 0;  in dataflash_write_user_otp()
582 	return status;  in dataflash_write_user_otp()
740 	int status;  in jedec_lookup()  local
753 				status = dataflash_status(spi);  in jedec_lookup()
754 				if (status < 0) {  in jedec_lookup()
756 						status);  in jedec_lookup()
757 					return ERR_PTR(status);  in jedec_lookup()
759 				if (status & 0x1) {  in jedec_lookup()
842 	int status;  in dataflash_probe()  local
864 	status = dataflash_status(spi);  in dataflash_probe()
865 	if (status <= 0 || status == 0xff) {  in dataflash_probe()
866 		dev_dbg(&spi->dev, "status error %d\n", status);  in dataflash_probe()
867 		if (status == 0 || status == 0xff)  in dataflash_probe()
868 			status = -ENODEV;  in dataflash_probe()
869 		return status;  in dataflash_probe()
876 	switch (status & 0x3c) {  in dataflash_probe()
878 		status = add_dataflash(spi, "AT45DB011B", 512, 264, 9);  in dataflash_probe()
881 		status = add_dataflash(spi, "AT45DB021B", 1024, 264, 9);  in dataflash_probe()
884 		status = add_dataflash(spi, "AT45DB041x", 2048, 264, 9);  in dataflash_probe()
887 		status = add_dataflash(spi, "AT45DB081B", 4096, 264, 9);  in dataflash_probe()
890 		status = add_dataflash(spi, "AT45DB161x", 4096, 528, 10);  in dataflash_probe()
893 		status = add_dataflash(spi, "AT45DB321x", 8192, 528, 10);  in dataflash_probe()
897 		status = add_dataflash(spi, "AT45DB642x", 8192, 1056, 11);  in dataflash_probe()
902 				status & 0x3c);  in dataflash_probe()
903 		status = -ENODEV;  in dataflash_probe()
906 	if (status < 0)  in dataflash_probe()
907 		dev_dbg(&spi->dev, "add_dataflash --> %d\n", status);  in dataflash_probe()
909 	return status;  in dataflash_probe()
915 	int			status;  in dataflash_remove()  local
919 	status = mtd_device_unregister(&flash->mtd);  in dataflash_remove()
920 	if (status == 0)  in dataflash_remove()
922 	return status;  in dataflash_remove()