Staging: add driver for Realtek RTS5139 cardreader

This driver is used for Realtek RTS5139 USB cardreader, which
supports many cards, such as SD, MS, XD series cards.

Signed-off-by: edwin_rong <edwin_rong@realsil.com.cn>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

1 files changed, 4190 insertions, 0 deletions

diff --git a/drivers/staging/rts5139/ms.c b/drivers/staging/rts5139/ms.c
new file mode 100644
index 000000000000..63f191dd031e
--- /dev/null
+++ b/drivers/staging/rts5139/ms.c
@@ -0,0 +1,4190 @@
+/* Driver for Realtek RTS51xx USB card reader
+ *
+ * Copyright(c) 2009 Realtek Semiconductor Corp. All rights reserved.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License as published by the
+ * Free Software Foundation; either version 2, or (at your option) any
+ * later version.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, see <http://www.gnu.org/licenses/>.
+ *
+ * Author:
+ *   wwang (wei_wang@realsil.com.cn)
+ *   No. 450, Shenhu Road, Suzhou Industry Park, Suzhou, China
+ * Maintainer:
+ *   Edwin Rong (edwin_rong@realsil.com.cn)
+ *   No. 450, Shenhu Road, Suzhou Industry Park, Suzhou, China
+ */
+
+#include <linux/blkdev.h>
+#include <linux/kthread.h>
+#include <linux/sched.h>
+#include <linux/slab.h>
+
+#include "debug.h"
+#include "trace.h"
+#include "rts51x.h"
+#include "rts51x_transport.h"
+#include "rts51x_scsi.h"
+#include "rts51x_card.h"
+#include "ms.h"
+
+static inline void ms_set_err_code(struct rts51x_chip *chip, u8 err_code)
+{
+	struct ms_info *ms_card = &(chip->ms_card);
+
+	ms_card->err_code = err_code;
+}
+
+static inline int ms_check_err_code(struct rts51x_chip *chip, u8 err_code)
+{
+	struct ms_info *ms_card = &(chip->ms_card);
+
+	return (ms_card->err_code == err_code);
+}
+
+static int ms_parse_err_code(struct rts51x_chip *chip)
+{
+	TRACE_RET(chip, STATUS_FAIL);
+}
+
+static int ms_transfer_tpc(struct rts51x_chip *chip, u8 trans_mode, u8 tpc,
+			   u8 cnt, u8 cfg)
+{
+	struct ms_info *ms_card = &(chip->ms_card);
+	int retval;
+
+	RTS51X_DEBUGP("ms_transfer_tpc: tpc = 0x%x\n", tpc);
+
+	rts51x_init_cmd(chip);
+
+	rts51x_add_cmd(chip, WRITE_REG_CMD, MS_TPC, 0xFF, tpc);
+	rts51x_add_cmd(chip, WRITE_REG_CMD, MS_BYTE_CNT, 0xFF, cnt);
+	rts51x_add_cmd(chip, WRITE_REG_CMD, MS_TRANS_CFG, 0xFF, cfg);
+	rts51x_add_cmd(chip, WRITE_REG_CMD, CARD_DATA_SOURCE, 0x01,
+		       PINGPONG_BUFFER);
+
+	rts51x_add_cmd(chip, WRITE_REG_CMD, MS_TRANSFER, 0xFF,
+		       MS_TRANSFER_START | trans_mode);
+	rts51x_add_cmd(chip, CHECK_REG_CMD, MS_TRANSFER, MS_TRANSFER_END,
+		       MS_TRANSFER_END);
+
+	rts51x_add_cmd(chip, READ_REG_CMD, MS_TRANS_CFG, 0, 0);
+
+	retval = rts51x_send_cmd(chip, MODE_CR, 100);
+	if (retval != STATUS_SUCCESS)
+		TRACE_RET(chip, retval);
+
+	retval = rts51x_get_rsp(chip, 2, 5000);
+	if (CHECK_MS_TRANS_FAIL(chip, retval)) {
+		rts51x_clear_ms_error(chip);
+		ms_set_err_code(chip, MS_TO_ERROR);
+		TRACE_RET(chip, ms_parse_err_code(chip));
+	}
+
+	if (!(tpc & 0x08)) {	/* Read Packet */
+		/* Check CRC16 & Ready Timeout */
+		if (chip->rsp_buf[1] & MS_CRC16_ERR) {
+			ms_set_err_code(chip, MS_CRC16_ERROR);
+			TRACE_RET(chip, ms_parse_err_code(chip));
+		}
+	} else { /* Write Packet */
+		if (CHK_MSPRO(ms_card) && !(chip->rsp_buf[1] & 0x80)) {
+			if (chip->rsp_buf[1] & (MS_INT_ERR | MS_INT_CMDNK)) {
+				ms_set_err_code(chip, MS_CMD_NK);
+				TRACE_RET(chip, ms_parse_err_code(chip));
+			}
+		}
+	}
+
+	/* Check Timeout of Ready Signal */
+	if (chip->rsp_buf[1] & MS_RDY_TIMEOUT) {
+		rts51x_clear_ms_error(chip);
+		ms_set_err_code(chip, MS_TO_ERROR);
+		TRACE_RET(chip, ms_parse_err_code(chip));
+	}
+
+	return STATUS_SUCCESS;
+}
+
+int ms_transfer_data(struct rts51x_chip *chip, u8 trans_mode, u8 tpc,
+		     u16 sec_cnt, u8 cfg, int mode_2k, int use_sg, void *buf,
+		     int buf_len)
+{
+	struct ms_info *ms_card = &(chip->ms_card);
+	int retval;
+	u8 val, err_code = 0, flag = 0;
+	enum dma_data_direction dir;
+	unsigned int pipe;
+
+	if (!buf || !buf_len)
+		TRACE_RET(chip, STATUS_FAIL);
+
+	if (trans_mode == MS_TM_AUTO_READ) {
+		pipe = RCV_BULK_PIPE(chip);
+		dir = DMA_FROM_DEVICE;
+		flag = MODE_CDIR;
+		err_code = MS_FLASH_READ_ERROR;
+	} else if (trans_mode == MS_TM_AUTO_WRITE) {
+		pipe = SND_BULK_PIPE(chip);
+		dir = DMA_TO_DEVICE;
+		flag = MODE_CDOR;
+		err_code = MS_FLASH_WRITE_ERROR;
+	} else {
+		TRACE_RET(chip, STATUS_FAIL);
+	}
+
+	rts51x_init_cmd(chip);
+
+	rts51x_add_cmd(chip, WRITE_REG_CMD, MS_TPC, 0xFF, tpc);
+	rts51x_add_cmd(chip, WRITE_REG_CMD, MS_SECTOR_CNT_H, 0xFF,
+		       (u8) (sec_cnt >> 8));
+	rts51x_add_cmd(chip, WRITE_REG_CMD, MS_SECTOR_CNT_L, 0xFF,
+		       (u8) sec_cnt);
+	rts51x_add_cmd(chip, WRITE_REG_CMD, MS_TRANS_CFG, 0xFF, cfg);
+	rts51x_add_cmd(chip, WRITE_REG_CMD, CARD_DATA_SOURCE, 0x01,
+		       RING_BUFFER);
+
+	if (mode_2k)
+		rts51x_add_cmd(chip, WRITE_REG_CMD, MS_CFG, MS_2K_SECTOR_MODE,
+			       MS_2K_SECTOR_MODE);
+	else
+		rts51x_add_cmd(chip, WRITE_REG_CMD, MS_CFG, MS_2K_SECTOR_MODE,
+			       0);
+
+	trans_dma_enable(dir, chip, sec_cnt * 512, DMA_512);
+
+	rts51x_add_cmd(chip, WRITE_REG_CMD, MS_TRANSFER, 0xFF,
+		       MS_TRANSFER_START | trans_mode);
+	rts51x_add_cmd(chip, CHECK_REG_CMD, MS_TRANSFER, MS_TRANSFER_END,
+		       MS_TRANSFER_END);
+
+	retval = rts51x_send_cmd(chip, flag | STAGE_MS_STATUS, 100);
+	if (retval != STATUS_SUCCESS)
+		TRACE_RET(chip, retval);
+
+	retval =
+	    rts51x_transfer_data_rcc(chip, pipe, buf, buf_len, use_sg, NULL,
+				     15000, flag);
+	if (retval != STATUS_SUCCESS) {
+		ms_set_err_code(chip, err_code);
+		rts51x_clear_ms_error(chip);
+		TRACE_RET(chip, retval);
+	}
+
+	retval = rts51x_get_rsp(chip, 3, 15000);
+	if (CHECK_MS_TRANS_FAIL(chip, retval)) {
+		ms_set_err_code(chip, err_code);
+		rts51x_clear_ms_error(chip);
+		TRACE_RET(chip, STATUS_FAIL);
+	}
+
+	ms_card->last_rw_int = val = chip->rsp_buf[1];
+	if (val & (MS_INT_CMDNK | MS_INT_ERR | MS_CRC16_ERR | MS_RDY_TIMEOUT))
+		TRACE_RET(chip, STATUS_FAIL);
+
+	return STATUS_SUCCESS;
+}
+
+int ms_write_bytes(struct rts51x_chip *chip, u8 tpc, u8 cnt, u8 cfg, u8 *data,
+		   int data_len)
+{
+	struct ms_info *ms_card = &(chip->ms_card);
+	int retval, i;
+
+	if (!data || (data_len < cnt))
+		TRACE_RET(chip, STATUS_ERROR);
+
+	rts51x_init_cmd(chip);
+
+	for (i = 0; i < cnt; i++) {
+		rts51x_add_cmd(chip, WRITE_REG_CMD, PPBUF_BASE2 + i, 0xFF,
+			       data[i]);
+	}
+	if (cnt % 2)
+		rts51x_add_cmd(chip, WRITE_REG_CMD, PPBUF_BASE2 + i,
+				0xFF, 0xFF);
+
+	rts51x_add_cmd(chip, WRITE_REG_CMD, MS_TPC, 0xFF, tpc);
+	rts51x_add_cmd(chip, WRITE_REG_CMD, MS_BYTE_CNT, 0xFF, cnt);
+	rts51x_add_cmd(chip, WRITE_REG_CMD, MS_TRANS_CFG, 0xFF, cfg);
+	rts51x_add_cmd(chip, WRITE_REG_CMD, CARD_DATA_SOURCE, 0x01,
+		       PINGPONG_BUFFER);
+
+	rts51x_add_cmd(chip, WRITE_REG_CMD, MS_TRANSFER, 0xFF,
+		       MS_TRANSFER_START | MS_TM_WRITE_BYTES);
+	rts51x_add_cmd(chip, CHECK_REG_CMD, MS_TRANSFER, MS_TRANSFER_END,
+		       MS_TRANSFER_END);
+
+	retval = rts51x_send_cmd(chip, MODE_CR, 100);
+	if (retval != STATUS_SUCCESS)
+		TRACE_RET(chip, retval);
+
+	retval = rts51x_get_rsp(chip, 1, 5000);
+	if (CHECK_MS_TRANS_FAIL(chip, retval)) {
+		u8 val = 0;
+
+		rts51x_ep0_read_register(chip, MS_TRANS_CFG, &val);
+		RTS51X_DEBUGP("MS_TRANS_CFG: 0x%02x\n", val);
+
+		rts51x_clear_ms_error(chip);
+
+		if (!(tpc & 0x08)) { /* Read Packet */
+			/* Check CRC16 & Ready Timeout */
+			if (val & MS_CRC16_ERR) {
+				ms_set_err_code(chip, MS_CRC16_ERROR);
+				TRACE_RET(chip, ms_parse_err_code(chip));
+			}
+		} else { /* Write Packet */
+			if (CHK_MSPRO(ms_card) && !(val & 0x80)) {
+				if (val & (MS_INT_ERR | MS_INT_CMDNK)) {
+					ms_set_err_code(chip, MS_CMD_NK);
+					TRACE_RET(chip,
+						  ms_parse_err_code(chip));
+				}
+			}
+		}
+
+		/* Check Timeout of Ready Signal */
+		if (val & MS_RDY_TIMEOUT) {
+			ms_set_err_code(chip, MS_TO_ERROR);
+			TRACE_RET(chip, ms_parse_err_code(chip));
+		}
+
+		ms_set_err_code(chip, MS_TO_ERROR);
+		TRACE_RET(chip, ms_parse_err_code(chip));
+	}
+
+	return STATUS_SUCCESS;
+}
+
+int ms_read_bytes(struct rts51x_chip *chip, u8 tpc, u8 cnt, u8 cfg, u8 *data,
+		  int data_len)
+{
+	struct ms_info *ms_card = &(chip->ms_card);
+	int retval, i;
+
+	if (!data)
+		TRACE_RET(chip, STATUS_ERROR);
+
+	rts51x_init_cmd(chip);
+
+	rts51x_add_cmd(chip, WRITE_REG_CMD, MS_TPC, 0xFF, tpc);
+	rts51x_add_cmd(chip, WRITE_REG_CMD, MS_BYTE_CNT, 0xFF, cnt);
+	rts51x_add_cmd(chip, WRITE_REG_CMD, MS_TRANS_CFG, 0xFF, cfg);
+	rts51x_add_cmd(chip, WRITE_REG_CMD, CARD_DATA_SOURCE, 0x01,
+		       PINGPONG_BUFFER);
+
+	rts51x_add_cmd(chip, WRITE_REG_CMD, MS_TRANSFER, 0xFF,
+		       MS_TRANSFER_START | MS_TM_READ_BYTES);
+	rts51x_add_cmd(chip, CHECK_REG_CMD, MS_TRANSFER, MS_TRANSFER_END,
+		       MS_TRANSFER_END);
+
+	for (i = 0; i < data_len - 1; i++)
+		rts51x_add_cmd(chip, READ_REG_CMD, PPBUF_BASE2 + i, 0, 0);
+
+	if (data_len % 2)
+		rts51x_add_cmd(chip, READ_REG_CMD, PPBUF_BASE2 + data_len, 0,
+			       0);
+	else
+		rts51x_add_cmd(chip, READ_REG_CMD, PPBUF_BASE2 + data_len - 1,
+			       0, 0);
+
+	retval = rts51x_send_cmd(chip, MODE_CR, 100);
+	if (retval != STATUS_SUCCESS)
+		TRACE_RET(chip, retval);
+
+	retval = rts51x_get_rsp(chip, data_len + 1, 5000);
+	if (CHECK_MS_TRANS_FAIL(chip, retval)) {
+		u8 val = 0;
+
+		rts51x_ep0_read_register(chip, MS_TRANS_CFG, &val);
+		RTS51X_DEBUGP("MS_TRANS_CFG: 0x%02x\n", val);
+
+		rts51x_clear_ms_error(chip);
+
+		if (!(tpc & 0x08)) { /* Read Packet */
+			/* Check CRC16 & Ready Timeout */
+			if (val & MS_CRC16_ERR) {
+				ms_set_err_code(chip, MS_CRC16_ERROR);
+				TRACE_RET(chip, ms_parse_err_code(chip));
+			}
+		} else { /* Write Packet */
+			if (CHK_MSPRO(ms_card) && !(val & 0x80)) {
+				if (val & (MS_INT_ERR | MS_INT_CMDNK)) {
+					ms_set_err_code(chip, MS_CMD_NK);
+					TRACE_RET(chip,
+						  ms_parse_err_code(chip));
+				}
+			}
+		}
+
+		/* Check Timeout of Ready Signal */
+		if (val & MS_RDY_TIMEOUT) {
+			ms_set_err_code(chip, MS_TO_ERROR);
+			TRACE_RET(chip, ms_parse_err_code(chip));
+		}
+
+		ms_set_err_code(chip, MS_TO_ERROR);
+		TRACE_RET(chip, ms_parse_err_code(chip));
+	}
+
+	rts51x_read_rsp_buf(chip, 1, data, data_len);
+
+	return STATUS_SUCCESS;
+}
+
+int ms_set_rw_reg_addr(struct rts51x_chip *chip,
+		       u8 read_start, u8 read_cnt, u8 write_start, u8 write_cnt)
+{
+	int retval, i;
+	u8 data[4];
+
+	data[0] = read_start;
+	data[1] = read_cnt;
+	data[2] = write_start;
+	data[3] = write_cnt;
+
+	for (i = 0; i < MS_MAX_RETRY_COUNT; i++) {
+		retval =
+		    ms_write_bytes(chip, SET_RW_REG_ADRS, 4, NO_WAIT_INT, data,
+				   4);
+		if (retval == STATUS_SUCCESS)
+			return STATUS_SUCCESS;
+		rts51x_clear_ms_error(chip);
+	}
+
+	TRACE_RET(chip, STATUS_FAIL);
+}
+
+static int ms_send_cmd(struct rts51x_chip *chip, u8 cmd, u8 cfg)
+{
+	u8 data[2];
+
+	data[0] = cmd;
+	data[1] = 0;
+
+	return ms_write_bytes(chip, PRO_SET_CMD, 1, cfg, data, 1);
+}
+
+static int ms_set_cmd(struct rts51x_chip *chip,
+		      u8 read_start, u8 read_count,
+		      u8 write_start, u8 write_count,
+		      u8 cmd, u8 cfg, u8 *data, int data_len, u8 *int_stat)
+{
+	int retval, i;
+	u8 val;
+
+	if (!data || (data_len <= 0) || (data_len > 128)) {
+		RTS51X_DEBUGP("ms_set_cmd (data_len = %d)\n", data_len);
+		TRACE_RET(chip, STATUS_FAIL);
+	}
+
+	retval =
+	    ms_set_rw_reg_addr(chip, read_start, read_count, write_start,
+			       write_count);
+	if (retval != STATUS_SUCCESS)
+		TRACE_RET(chip, retval);
+
+	for (i = 0; i < MS_MAX_RETRY_COUNT; i++) {
+		retval =
+		    ms_write_bytes(chip, WRITE_REG, write_count, NO_WAIT_INT,
+				   data, data_len);
+		if (retval == STATUS_SUCCESS)
+			break;
+	}
+	if (i == MS_MAX_RETRY_COUNT)
+		TRACE_RET(chip, STATUS_FAIL);
+
+	ms_set_err_code(chip, MS_NO_ERROR);
+
+	for (i = 0; i < MS_MAX_RETRY_COUNT; i++) {
+		retval = ms_send_cmd(chip, cmd, WAIT_INT);
+		if (retval == STATUS_SUCCESS)
+			break;
+	}
+	if (i == MS_MAX_RETRY_COUNT)
+		TRACE_RET(chip, STATUS_FAIL);
+	/* GET_INT Register */
+	ms_set_err_code(chip, MS_NO_ERROR);
+	retval = ms_read_bytes(chip, GET_INT, 1, NO_WAIT_INT, &val, 1);
+	if (retval != STATUS_SUCCESS)
+		TRACE_RET(chip, retval);
+
+	if (int_stat)
+		*int_stat = val;
+
+	return STATUS_SUCCESS;
+}
+
+#ifdef MS_SPEEDUP
+static int ms_auto_set_cmd(struct rts51x_chip *chip,
+			   u8 read_start, u8 read_count,
+			   u8 write_start, u8 write_count,
+			   u8 cmd, u8 cfg, u8 *data, int data_len,
+			   u8 *int_stat)
+{
+	int retval;
+	int i;
+
+	if (!data || (data_len <= 0) || (data_len > 128)) {
+		RTS51X_DEBUGP("ms_auto_set_cmd (data_len = %d)\n", data_len);
+		TRACE_RET(chip, STATUS_FAIL);
+	}
+
+	rts51x_init_cmd(chip);
+
+	rts51x_add_cmd(chip, WRITE_REG_CMD, MS_READ_START, 0xFF, read_start);
+	rts51x_add_cmd(chip, WRITE_REG_CMD, MS_READ_COUNT, 0xFF, read_count);
+	rts51x_add_cmd(chip, WRITE_REG_CMD, MS_WRITE_START, 0xFF, write_start);
+	rts51x_add_cmd(chip, WRITE_REG_CMD, MS_WRITE_COUNT, 0xFF, write_count);
+	rts51x_add_cmd(chip, WRITE_REG_CMD, MS_COMMAND, 0xFF, cmd);
+
+	rts51x_add_cmd(chip, WRITE_REG_CMD, MS_TRANS_CFG, 0xFF, cfg);
+	rts51x_add_cmd(chip, WRITE_REG_CMD, CARD_DATA_SOURCE, 0x01,
+		       PINGPONG_BUFFER);
+
+	for (i = 0; i < data_len; i++) {
+		rts51x_add_cmd(chip, WRITE_REG_CMD, PPBUF_BASE2 + i, 0xFF,
+			       data[i]);
+	}
+
+	rts51x_add_cmd(chip, WRITE_REG_CMD, MS_TRANSFER, 0xFF,
+		       MS_TRANSFER_START | MS_TM_SET_CMD);
+	rts51x_add_cmd(chip, CHECK_REG_CMD, MS_TRANSFER, MS_TRANSFER_END,
+		       MS_TRANSFER_END);
+
+	retval = rts51x_send_cmd(chip, MODE_CR | STAGE_MS_STATUS, 100);
+	if (retval != STATUS_SUCCESS)
+		TRACE_RET(chip, retval);
+
+	retval = rts51x_get_rsp(chip, 3, 5000);
+
+	if (CHECK_MS_TRANS_FAIL(chip, retval)) {
+		rts51x_clear_ms_error(chip);
+		TRACE_RET(chip, STATUS_FAIL);
+	}
+
+	if (int_stat)
+		*int_stat = chip->rsp_buf[2];
+
+	return STATUS_SUCCESS;
+}
+#endif
+
+static int ms_set_init_para(struct rts51x_chip *chip)
+{
+	struct ms_info *ms_card = &(chip->ms_card);
+	int retval;
+
+	if (CHK_HG8BIT(ms_card)) {
+		if (chip->asic_code)
+			ms_card->ms_clock = chip->option.asic_ms_hg_clk;
+		else
+			ms_card->ms_clock = chip->option.fpga_ms_hg_clk;
+	} else if (CHK_MSPRO(ms_card) || CHK_MS4BIT(ms_card)) {
+		if (chip->asic_code)
+			ms_card->ms_clock = chip->option.asic_ms_4bit_clk;
+		else
+			ms_card->ms_clock = chip->option.fpga_ms_4bit_clk;
+	} else {
+		if (chip->asic_code)
+			ms_card->ms_clock = 38;
+		else
+			ms_card->ms_clock = CLK_40;
+	}
+
+	retval = switch_clock(chip, ms_card->ms_clock);
+	if (retval != STATUS_SUCCESS)
+		TRACE_RET(chip, retval);
+
+	retval = rts51x_select_card(chip, MS_CARD);
+	if (retval != STATUS_SUCCESS)
+		TRACE_RET(chip, retval);
+
+	return STATUS_SUCCESS;
+}
+
+int ms_switch_clock(struct rts51x_chip *chip)
+{
+	struct ms_info *ms_card = &(chip->ms_card);
+	int retval;
+
+	retval = rts51x_select_card(chip, MS_CARD);
+	if (retval != STATUS_SUCCESS)
+		TRACE_RET(chip, retval);
+
+	retval = switch_clock(chip, ms_card->ms_clock);
+	if (retval != STATUS_SUCCESS)
+		TRACE_RET(chip, retval);
+
+	return STATUS_SUCCESS;
+}
+
+static void ms_pull_ctl_disable(struct rts51x_chip *chip)
+{
+	if (CHECK_PKG(chip, LQFP48)) {
+		rts51x_add_cmd(chip, WRITE_REG_CMD, CARD_PULL_CTL1, 0xFF, 0x55);
+		rts51x_add_cmd(chip, WRITE_REG_CMD, CARD_PULL_CTL2, 0xFF, 0x55);
+		rts51x_add_cmd(chip, WRITE_REG_CMD, CARD_PULL_CTL3, 0xFF, 0x95);
+		rts51x_add_cmd(chip, WRITE_REG_CMD, CARD_PULL_CTL4, 0xFF, 0x55);
+		rts51x_add_cmd(chip, WRITE_REG_CMD, CARD_PULL_CTL5, 0xFF, 0x55);
+		rts51x_add_cmd(chip, WRITE_REG_CMD, CARD_PULL_CTL6, 0xFF, 0xA5);
+	} else {
+		rts51x_add_cmd(chip, WRITE_REG_CMD, CARD_PULL_CTL1, 0xFF, 0x65);
+		rts51x_add_cmd(chip, WRITE_REG_CMD, CARD_PULL_CTL2, 0xFF, 0x55);
+		rts51x_add_cmd(chip, WRITE_REG_CMD, CARD_PULL_CTL3, 0xFF, 0x95);
+		rts51x_add_cmd(chip, WRITE_REG_CMD, CARD_PULL_CTL4, 0xFF, 0x55);
+		rts51x_add_cmd(chip, WRITE_REG_CMD, CARD_PULL_CTL5, 0xFF, 0x56);
+		rts51x_add_cmd(chip, WRITE_REG_CMD, CARD_PULL_CTL6, 0xFF, 0x59);
+	}
+}
+
+static void ms_pull_ctl_enable(struct rts51x_chip *chip)
+{
+	if (CHECK_PKG(chip, LQFP48)) {
+		rts51x_add_cmd(chip, WRITE_REG_CMD, CARD_PULL_CTL1, 0xFF, 0x55);
+		rts51x_add_cmd(chip, WRITE_REG_CMD, CARD_PULL_CTL2, 0xFF, 0x55);
+		rts51x_add_cmd(chip, WRITE_REG_CMD, CARD_PULL_CTL3, 0xFF, 0x95);
+		rts51x_add_cmd(chip, WRITE_REG_CMD, CARD_PULL_CTL4, 0xFF, 0x55);
+		rts51x_add_cmd(chip, WRITE_REG_CMD, CARD_PULL_CTL5, 0xFF, 0x55);
+		rts51x_add_cmd(chip, WRITE_REG_CMD, CARD_PULL_CTL6, 0xFF, 0xA5);
+	} else {
+		rts51x_add_cmd(chip, WRITE_REG_CMD, CARD_PULL_CTL1, 0xFF, 0x65);
+		rts51x_add_cmd(chip, WRITE_REG_CMD, CARD_PULL_CTL2, 0xFF, 0x55);
+		rts51x_add_cmd(chip, WRITE_REG_CMD, CARD_PULL_CTL3, 0xFF, 0x95);
+		rts51x_add_cmd(chip, WRITE_REG_CMD, CARD_PULL_CTL4, 0xFF, 0x55);
+		rts51x_add_cmd(chip, WRITE_REG_CMD, CARD_PULL_CTL5, 0xFF, 0x55);
+		rts51x_add_cmd(chip, WRITE_REG_CMD, CARD_PULL_CTL6, 0xFF, 0x59);
+	}
+}
+
+static int ms_prepare_reset(struct rts51x_chip *chip)
+{
+	struct ms_info *ms_card = &(chip->ms_card);
+	int retval;
+
+	ms_card->ms_type = 0;
+	ms_card->check_ms_flow = 0;
+	ms_card->switch_8bit_fail = 0;
+	ms_card->delay_write.delay_write_flag = 0;
+
+	ms_card->pro_under_formatting = 0;
+
+	rts51x_init_cmd(chip);
+
+	if (chip->asic_code) {
+		ms_pull_ctl_enable(chip);
+	} else {
+		rts51x_add_cmd(chip, WRITE_REG_CMD, FPGA_PULL_CTL,
+			       FPGA_MS_PULL_CTL_BIT | 0x20, 0);
+	}
+	/* Tri-state MS output */
+	rts51x_add_cmd(chip, WRITE_REG_CMD, CARD_OE, MS_OUTPUT_EN, 0);
+
+	if (!chip->option.FT2_fast_mode) {
+		rts51x_add_cmd(chip, WRITE_REG_CMD, CARD_PWR_CTL, POWER_MASK,
+			       POWER_OFF);
+	}
+
+	retval = rts51x_send_cmd(chip, MODE_C, 100);
+	if (retval != STATUS_SUCCESS)
+		TRACE_RET(chip, retval);
+
+	if (!chip->option.FT2_fast_mode) {
+		wait_timeout(250);
+
+		card_power_on(chip, MS_CARD);
+		wait_timeout(150);
+
+#ifdef SUPPORT_OCP
+		rts51x_get_card_status(chip, &(chip->card_status));
+		/* get OCP status */
+		chip->ocp_stat = (chip->card_status >> 4) & 0x03;
+
+		if (chip->ocp_stat & (MS_OCP_NOW | MS_OCP_EVER)) {
+			RTS51X_DEBUGP("Over current, OCPSTAT is 0x%x\n",
+				       chip->ocp_stat);
+			TRACE_RET(chip, STATUS_FAIL);
+		}
+#endif
+	}
+
+	rts51x_init_cmd(chip);
+
+	/* Enable MS Output */
+	rts51x_add_cmd(chip, WRITE_REG_CMD, CARD_OE, MS_OUTPUT_EN,
+		       MS_OUTPUT_EN);
+
+	/* Reset Registers */
+	if (chip->asic_code)
+		rts51x_add_cmd(chip, WRITE_REG_CMD, MS_CFG, 0xFF,
+			       SAMPLE_TIME_RISING | PUSH_TIME_DEFAULT |
+			       NO_EXTEND_TOGGLE | MS_BUS_WIDTH_1);
+	else
+		rts51x_add_cmd(chip, WRITE_REG_CMD, MS_CFG, 0xFF,
+			       SAMPLE_TIME_FALLING | PUSH_TIME_DEFAULT |
+			       NO_EXTEND_TOGGLE | MS_BUS_WIDTH_1);
+	rts51x_add_cmd(chip, WRITE_REG_CMD, MS_TRANS_CFG, 0xFF,
+		       NO_WAIT_INT | NO_AUTO_READ_INT_REG);
+
+	retval = rts51x_send_cmd(chip, MODE_C, 100);
+	if (retval != STATUS_SUCCESS)
+		TRACE_RET(chip, retval);
+
+	return ms_set_init_para(chip);
+}
+
+static int ms_identify_media_type(struct rts51x_chip *chip, int switch_8bit_bus)
+{
+	struct ms_info *ms_card = &(chip->ms_card);
+	int retval, i;
+	u8 val;
+
+	retval = ms_set_rw_reg_addr(chip, Pro_StatusReg, 6, SystemParm, 1);
+	if (retval != STATUS_SUCCESS)
+		TRACE_RET(chip, retval);
+
+	/* Get Register form MS-PRO card */
+	for (i = 0; i < MS_MAX_RETRY_COUNT; i++) {
+		retval =
+		    ms_transfer_tpc(chip, MS_TM_READ_BYTES, READ_REG, 6,
+				    NO_WAIT_INT);
+		if (retval == STATUS_SUCCESS)
+			break;
+	}
+	if (i == MS_MAX_RETRY_COUNT)
+		TRACE_RET(chip, STATUS_FAIL);
+
+	RTS51X_READ_REG(chip, PPBUF_BASE2 + 2, &val);
+	RTS51X_DEBUGP("Type register: 0x%x\n", val);
+	if (val != 0x01) {
+		if (val != 0x02)
+			ms_card->check_ms_flow = 1;
+		TRACE_RET(chip, STATUS_FAIL);
+	}
+	/* Category Register */
+	RTS51X_READ_REG(chip, PPBUF_BASE2 + 4, &val);
+	RTS51X_DEBUGP("Category register: 0x%x\n", val);
+	if (val != 0) {
+		ms_card->check_ms_flow = 1;
+		TRACE_RET(chip, STATUS_FAIL);
+	}
+	/* Class Register */
+	RTS51X_READ_REG(chip, PPBUF_BASE2 + 5, &val);
+	RTS51X_DEBUGP("Class register: 0x%x\n", val);
+	if (val == 0) {
+		RTS51X_READ_REG(chip, PPBUF_BASE2, &val);
+		if (val & WRT_PRTCT)
+			chip->card_wp |= MS_CARD;
+		else
+			chip->card_wp &= ~MS_CARD;
+	} else if ((val == 0x01) || (val == 0x02) || (val == 0x03)) {
+		chip->card_wp |= MS_CARD;
+	} else {
+		ms_card->check_ms_flow = 1;
+		TRACE_RET(chip, STATUS_FAIL);
+	}
+
+	ms_card->ms_type |= TYPE_MSPRO;
+
+	/* Check MSPro-HG Card, use IF Mode Register to distinguish */
+	RTS51X_READ_REG(chip, PPBUF_BASE2 + 3, &val);
+	RTS51X_DEBUGP("IF Mode register: 0x%x\n", val);
+	if (val == 0) {
+		ms_card->ms_type &= 0x0F;
+	} else if (val == 7) {
+		if (switch_8bit_bus)
+			ms_card->ms_type |= MS_HG;
+		else
+			ms_card->ms_type &= 0x0F;
+	} else {
+		TRACE_RET(chip, STATUS_FAIL);
+	}
+
+	/* end Procedure to identify Media Type */
+	return STATUS_SUCCESS;
+}
+
+static int ms_confirm_cpu_startup(struct rts51x_chip *chip)
+{
+	int retval, i, k;
+	u8 val;
+
+	/* Confirm CPU StartUp */
+	k = 0;
+	do {
+		if (monitor_card_cd(chip, MS_CARD) == CD_NOT_EXIST)
+			TRACE_RET(chip, STATUS_FAIL);
+
+		for (i = 0; i < MS_MAX_RETRY_COUNT; i++) {
+			retval =
+			    ms_read_bytes(chip, GET_INT, 1, NO_WAIT_INT, &val,
+					  1);
+			if (retval == STATUS_SUCCESS)
+				break;
+		}
+		if (i == MS_MAX_RETRY_COUNT)
+			TRACE_RET(chip, STATUS_FAIL);
+
+		if (k > 100)
+			TRACE_RET(chip, STATUS_FAIL);
+		k++;
+		wait_timeout(100);
+	} while (!(val & INT_REG_CED));
+
+	for (i = 0; i < MS_MAX_RETRY_COUNT; i++) {
+		retval = ms_read_bytes(chip, GET_INT, 1, NO_WAIT_INT, &val, 1);
+		if (retval == STATUS_SUCCESS)
+			break;
+	}
+	if (i == MS_MAX_RETRY_COUNT)
+		TRACE_RET(chip, STATUS_FAIL);
+
+	if (val & INT_REG_ERR) {
+		if (val & INT_REG_CMDNK) {	/* CMDNK = 1 */
+			chip->card_wp |= (MS_CARD);
+		} else {	/* CMDNK = 0 */
+			TRACE_RET(chip, STATUS_FAIL);
+		}
+	}
+	/*--  end confirm CPU startup */
+
+	return STATUS_SUCCESS;
+}
+
+static int ms_switch_parallel_bus(struct rts51x_chip *chip)
+{
+	int retval, i;
+	u8 data[2];
+
+	data[0] = PARALLEL_4BIT_IF;
+	data[1] = 0;
+	for (i = 0; i < MS_MAX_RETRY_COUNT; i++) {
+		retval =
+		    ms_write_bytes(chip, WRITE_REG, 1, NO_WAIT_INT, data, 2);
+		if (retval == STATUS_SUCCESS)
+			break;
+	}
+	if (retval != STATUS_SUCCESS)
+		TRACE_RET(chip, retval);
+
+	return STATUS_SUCCESS;
+}
+
+static int ms_switch_8bit_bus(struct rts51x_chip *chip)
+{
+	struct ms_info *ms_card = &(chip->ms_card);
+	int retval, i;
+	u8 data[2];
+
+	data[0] = PARALLEL_8BIT_IF;
+	data[1] = 0;
+	for (i = 0; i < MS_MAX_RETRY_COUNT; i++) {
+		retval =
+		    ms_write_bytes(chip, WRITE_REG, 1, NO_WAIT_INT, data, 2);
+		if (retval == STATUS_SUCCESS)
+			break;
+	}
+	if (retval != STATUS_SUCCESS)
+		TRACE_RET(chip, STATUS_FAIL);
+
+	RTS51X_WRITE_REG(chip, MS_CFG, 0x98,
+			 MS_BUS_WIDTH_8 | SAMPLE_TIME_FALLING);
+	ms_card->ms_type |= MS_8BIT;
+
+	retval = ms_set_init_para(chip);
+	if (retval != STATUS_SUCCESS)
+		TRACE_RET(chip, retval);
+
+	for (i = 0; i < MS_MAX_RETRY_COUNT; i++) {
+		retval =
+		    ms_transfer_tpc(chip, MS_TM_READ_BYTES, GET_INT, 1,
+				    NO_WAIT_INT);
+		if (retval != STATUS_SUCCESS)
+			TRACE_RET(chip, retval);
+	}
+
+	return STATUS_SUCCESS;
+}
+
+static int ms_pro_reset_flow(struct rts51x_chip *chip, int switch_8bit_bus)
+{
+	struct ms_info *ms_card = &(chip->ms_card);
+	int retval, i;
+
+	for (i = 0; i < 3; i++) {
+		retval = ms_prepare_reset(chip);
+		if (retval != STATUS_SUCCESS)
+			TRACE_RET(chip, retval);
+
+		retval = ms_identify_media_type(chip, switch_8bit_bus);
+		if (retval != STATUS_SUCCESS)
+			TRACE_RET(chip, retval);
+
+		retval = ms_confirm_cpu_startup(chip);
+		if (retval != STATUS_SUCCESS)
+			TRACE_RET(chip, retval);
+
+		retval = ms_switch_parallel_bus(chip);
+		if (retval != STATUS_SUCCESS) {
+			if (monitor_card_cd(chip, MS_CARD) == CD_NOT_EXIST)
+				TRACE_RET(chip, STATUS_FAIL);
+			continue;
+		} else {
+			break;
+		}
+	}
+
+	if (retval != STATUS_SUCCESS)
+		TRACE_RET(chip, retval);
+
+	RTS51X_WRITE_REG(chip, MS_CFG, 0x18, MS_BUS_WIDTH_4);
+
+	RTS51X_WRITE_REG(chip, MS_CFG, PUSH_TIME_ODD, PUSH_TIME_ODD);
+
+	retval = ms_set_init_para(chip);
+	if (retval != STATUS_SUCCESS)
+		TRACE_RET(chip, retval);
+
+	if (CHK_MSHG(ms_card) && switch_8bit_bus) {
+		retval = ms_switch_8bit_bus(chip);
+		if (retval != STATUS_SUCCESS) {
+			ms_card->switch_8bit_fail = 1;
+			TRACE_RET(chip, retval);
+		}
+	}
+
+	return STATUS_SUCCESS;
+}
+
+#ifdef XC_POWERCLASS
+static int msxc_change_power(struct rts51x_chip *chip, u8 mode)
+{
+	int retval;
+	u8 buf[6];
+
+	ms_cleanup_work(chip);
+
+	/* Set Parameter Register */
+	retval = ms_set_rw_reg_addr(chip, 0, 0, Pro_DataCount1, 6);
+	if (retval != STATUS_SUCCESS)
+		TRACE_RET(chip, retval);
+
+	buf[0] = 0;
+	buf[1] = mode;
+	buf[2] = 0;
+	buf[3] = 0;
+	buf[4] = 0;
+	buf[5] = 0;
+
+	retval = ms_write_bytes(chip, PRO_WRITE_REG, 6, NO_WAIT_INT, buf, 6);
+	if (retval != STATUS_SUCCESS)
+		TRACE_RET(chip, retval);
+
+	retval = ms_send_cmd(chip, XC_CHG_POWER, WAIT_INT);
+	if (retval != STATUS_SUCCESS)
+		TRACE_RET(chip, retval);
+
+	RTS51X_READ_REG(chip, MS_TRANS_CFG, buf);
+	if (buf[0] & (MS_INT_CMDNK | MS_INT_ERR))
+		TRACE_RET(chip, STATUS_FAIL);
+
+	return STATUS_SUCCESS;
+}
+#endif
+
+static int ms_read_attribute_info(struct rts51x_chip *chip)
+{
+	struct ms_info *ms_card = &(chip->ms_card);
+	int retval, i;
+	u8 val, *buf, class_code, device_type, sub_class, data[16];
+	u16 total_blk = 0, blk_size = 0;
+#ifdef SUPPORT_MSXC
+	u32 xc_total_blk = 0, xc_blk_size = 0;
+#endif
+	u32 sys_info_addr = 0, sys_info_size;
+#ifdef SUPPORT_PCGL_1P18
+	u32 model_name_addr = 0, model_name_size;
+	int found_sys_info = 0, found_model_name = 0;
+#endif
+
+	retval = ms_set_rw_reg_addr(chip, Pro_IntReg, 2, Pro_SystemParm, 7);
+	if (retval != STATUS_SUCCESS)
+		TRACE_RET(chip, retval);
+
+	if (CHK_MS8BIT(ms_card))
+		data[0] = PARALLEL_8BIT_IF;
+	else
+		data[0] = PARALLEL_4BIT_IF;
+	data[1] = 0;
+
+	data[2] = 0x40;
+	data[3] = 0;
+	data[4] = 0;
+	data[5] = 0;
+	/* Start address 0 */
+	data[6] = 0;
+	data[7] = 0;
+
+	for (i = 0; i < MS_MAX_RETRY_COUNT; i++) {
+		retval =
+		    ms_write_bytes(chip, PRO_WRITE_REG, 7, NO_WAIT_INT, data,
+				   8);
+		if (retval == STATUS_SUCCESS)
+			break;
+	}
+	if (retval != STATUS_SUCCESS)
+		TRACE_RET(chip, retval);
+
+	buf = kmalloc(64 * 512, GFP_KERNEL);
+	if (buf == NULL)
+		TRACE_RET(chip, STATUS_NOMEM);
+
+	for (i = 0; i < MS_MAX_RETRY_COUNT; i++) {
+		retval = ms_send_cmd(chip, PRO_READ_ATRB, WAIT_INT);
+		if (retval != STATUS_SUCCESS)
+			continue;
+
+		retval = rts51x_read_register(chip, MS_TRANS_CFG, &val);
+		if (retval != STATUS_SUCCESS) {
+			kfree(buf);
+			TRACE_RET(chip, STATUS_FAIL);
+		}
+		if (!(val & MS_INT_BREQ)) {
+			kfree(buf);
+			TRACE_RET(chip, STATUS_FAIL);
+		}
+
+		retval =
+		    ms_transfer_data(chip, MS_TM_AUTO_READ, PRO_READ_LONG_DATA,
+				     0x40, WAIT_INT, 0, 0, buf, 64 * 512);
+		if (retval == STATUS_SUCCESS)
+			break;
+		else
+			rts51x_clear_ms_error(chip);
+	}
+	if (retval != STATUS_SUCCESS) {
+		kfree(buf);
+		TRACE_RET(chip, retval);
+	}
+
+	i = 0;
+	do {
+		retval = rts51x_read_register(chip, MS_TRANS_CFG, &val);
+		if (retval != STATUS_SUCCESS) {
+			kfree(buf);
+			TRACE_RET(chip, retval);
+		}
+
+		if ((val & MS_INT_CED) || !(val & MS_INT_BREQ))
+			break;
+
+		retval =
+		    ms_transfer_tpc(chip, MS_TM_NORMAL_READ, PRO_READ_LONG_DATA,
+				    0, WAIT_INT);
+		if (retval != STATUS_SUCCESS) {
+			kfree(buf);
+			TRACE_RET(chip, retval);
+		}
+
+		i++;
+	} while (i < 1024);
+
+	if (retval != STATUS_SUCCESS) {
+		kfree(buf);
+		TRACE_RET(chip, retval);
+	}
+
+	if ((buf[0] != 0xa5) && (buf[1] != 0xc3)) {
+		/* Signature code is wrong */
+		kfree(buf);
+		TRACE_RET(chip, STATUS_FAIL);
+	}
+
+	if ((buf[4] < 1) || (buf[4] > 12)) {
+		kfree(buf);
+		TRACE_RET(chip, STATUS_FAIL);
+	}
+
+	for (i = 0; i < buf[4]; i++) {
+		int cur_addr_off = 16 + i * 12;
+
+#ifdef SUPPORT_MSXC
+		if ((buf[cur_addr_off + 8] == 0x10)
+		    || (buf[cur_addr_off + 8] == 0x13)) {
+#else
+		if (buf[cur_addr_off + 8] == 0x10) {
+#endif
+			sys_info_addr = ((u32) buf[cur_addr_off + 0] << 24) |
+			    ((u32) buf[cur_addr_off + 1] << 16) |
+			    ((u32) buf[cur_addr_off + 2] << 8) |
+			    buf[cur_addr_off + 3];
+			sys_info_size =
+			    ((u32) buf[cur_addr_off + 4] << 24) |
+			    ((u32) buf[cur_addr_off + 5] << 16) |
+			    ((u32) buf[cur_addr_off + 6] << 8) |
+			    buf[cur_addr_off + 7];
+			RTS51X_DEBUGP("sys_info_addr = 0x%x,"
+					"sys_info_size = 0x%x\n",
+						sys_info_addr, sys_info_size);
+			if (sys_info_size != 96) {
+				kfree(buf);
+				TRACE_RET(chip, STATUS_FAIL);
+			}
+			if (sys_info_addr < 0x1A0) {
+				kfree(buf);
+				TRACE_RET(chip, STATUS_FAIL);
+			}
+			if ((sys_info_size + sys_info_addr) > 0x8000) {
+				kfree(buf);
+				TRACE_RET(chip, STATUS_FAIL);
+			}
+#ifdef SUPPORT_MSXC
+			if (buf[cur_addr_off + 8] == 0x13)
+				ms_card->ms_type |= MS_XC;
+#endif
+#ifdef SUPPORT_PCGL_1P18
+			found_sys_info = 1;
+#else
+			break;
+#endif
+		}
+#ifdef SUPPORT_PCGL_1P18
+		if (buf[cur_addr_off + 8] == 0x15) {
+			model_name_addr = ((u32) buf[cur_addr_off + 0] << 24) |
+			    ((u32) buf[cur_addr_off + 1] << 16) |
+			    ((u32) buf[cur_addr_off + 2] << 8) |
+			    buf[cur_addr_off + 3];
+			model_name_size =
+			    ((u32) buf[cur_addr_off + 4] << 24) |
+			    ((u32) buf[cur_addr_off + 5] << 16) |
+			    ((u32) buf[cur_addr_off + 6] << 8) |
+			    buf[cur_addr_off + 7];
+			RTS51X_DEBUGP("model_name_addr = 0x%x,"
+					"model_name_size = 0x%x\n",
+					model_name_addr, model_name_size);
+			if (model_name_size != 48) {
+				kfree(buf);
+				TRACE_RET(chip, STATUS_FAIL);
+			}
+			if (model_name_addr < 0x1A0) {
+				kfree(buf);
+				TRACE_RET(chip, STATUS_FAIL);
+			}
+			if ((model_name_size + model_name_addr) > 0x8000) {
+				kfree(buf);
+				TRACE_RET(chip, STATUS_FAIL);
+			}
+
+			found_model_name = 1;
+		}
+
+		if (found_sys_info && found_model_name)
+			break;
+#endif
+	}
+
+	if (i == buf[4]) {
+		kfree(buf);
+		TRACE_RET(chip, STATUS_FAIL);
+	}
+
+	class_code = buf[sys_info_addr + 0];
+	device_type = buf[sys_info_addr + 56];
+	sub_class = buf[sys_info_addr + 46];
+#ifdef SUPPORT_MSXC
+	if (CHK_MSXC(ms_card)) {
+		xc_total_blk = ((u32) buf[sys_info_addr + 6] << 24) |
+		    ((u32) buf[sys_info_addr + 7] << 16) |
+		    ((u32) buf[sys_info_addr + 8] << 8) |
+		    buf[sys_info_addr + 9];
+		xc_blk_size = ((u32) buf[sys_info_addr + 32] << 24) |
+		    ((u32) buf[sys_info_addr + 33] << 16) |
+		    ((u32) buf[sys_info_addr + 34] << 8) |
+		    buf[sys_info_addr + 35];
+		RTS51X_DEBUGP("xc_total_blk = 0x%x, xc_blk_size = 0x%x\n",
+			       xc_total_blk, xc_blk_size);
+	} else {
+		total_blk =
+		    ((u16) buf[sys_info_addr + 6] << 8) | buf[sys_info_addr +
+							      7];
+		blk_size =
+		    ((u16) buf[sys_info_addr + 2] << 8) | buf[sys_info_addr +
+							      3];
+		RTS51X_DEBUGP("total_blk = 0x%x, blk_size = 0x%x\n", total_blk,
+			       blk_size);
+	}
+#else
+	total_blk =
+	    ((u16) buf[sys_info_addr + 6] << 8) | buf[sys_info_addr + 7];
+	blk_size = ((u16) buf[sys_info_addr + 2] << 8) | buf[sys_info_addr + 3];
+	RTS51X_DEBUGP("total_blk = 0x%x, blk_size = 0x%x\n", total_blk,
+		       blk_size);
+#endif
+
+	RTS51X_DEBUGP("class_code = 0x%x, device_type = 0x%x,"
+			"sub_class = 0x%x\n",
+				class_code, device_type, sub_class);
+
+	memcpy(ms_card->raw_sys_info, buf + sys_info_addr, 96);
+#ifdef SUPPORT_PCGL_1P18
+	memcpy(ms_card->raw_model_name, buf + model_name_addr, 48);
+#endif
+
+	kfree(buf);
+
+	/* Confirm System Information */
+#ifdef SUPPORT_MSXC
+	if (CHK_MSXC(ms_card)) {
+		if (class_code != 0x03)
+			TRACE_RET(chip, STATUS_FAIL);
+	} else {
+		if (class_code != 0x02)
+			TRACE_RET(chip, STATUS_FAIL);
+	}
+#else
+	if (class_code != 0x02)
+		TRACE_RET(chip, STATUS_FAIL);
+#endif
+
+	if (device_type != 0x00) {
+		if ((device_type == 0x01) || (device_type == 0x02)
+		    || (device_type == 0x03))
+			chip->card_wp |= MS_CARD;
+		else
+			TRACE_RET(chip, STATUS_FAIL);
+	}
+	if (sub_class & 0xC0)
+		TRACE_RET(chip, STATUS_FAIL);
+
+	RTS51X_DEBUGP("class_code: 0x%x, device_type: 0x%x, sub_class: 0x%x\n",
+		       class_code, device_type, sub_class);
+
+#ifdef SUPPORT_MSXC
+	if (CHK_MSXC(ms_card)) {
+		chip->capacity[chip->card2lun[MS_CARD]] = ms_card->capacity =
+		    xc_total_blk * xc_blk_size;
+	} else {
+		chip->capacity[chip->card2lun[MS_CARD]] = ms_card->capacity =
+		    total_blk * blk_size;
+	}
+#else
+	chip->capacity[chip->card2lun[MS_CARD]] = ms_card->capacity =
+	    total_blk * blk_size;
+#endif
+
+	return STATUS_SUCCESS;
+}
+
+#ifdef SUPPORT_MAGIC_GATE
+int mg_set_tpc_para_sub(struct rts51x_chip *chip, int type, u8 mg_entry_num);
+#endif
+
+static int reset_ms_pro(struct rts51x_chip *chip)
+{
+	struct ms_info *ms_card = &(chip->ms_card);
+	int retval;
+#ifdef XC_POWERCLASS
+	u8 change_power_class = 2;
+#endif
+
+#ifdef XC_POWERCLASS
+Retry:
+#endif
+	retval = ms_pro_reset_flow(chip, 1);
+	if (retval != STATUS_SUCCESS) {
+		if (ms_card->switch_8bit_fail) {
+			retval = ms_pro_reset_flow(chip, 0);
+			if (retval != STATUS_SUCCESS)
+				TRACE_RET(chip, retval);
+		} else {
+			TRACE_RET(chip, retval);
+		}
+	}
+
+	retval = ms_read_attribute_info(chip);
+	if (retval != STATUS_SUCCESS)
+		TRACE_RET(chip, retval);
+#ifdef XC_POWERCLASS
+	if (CHK_HG8BIT(ms_card))
+		change_power_class = 0;
+
+	if (change_power_class && CHK_MSXC(ms_card)) {
+		u8 power_class_mode = (ms_card->raw_sys_info[46] & 0x18) >> 3;
+		RTS51X_DEBUGP("power_class_mode = 0x%x", power_class_mode);
+		if (change_power_class > power_class_mode)
+			change_power_class = power_class_mode;
+		if (change_power_class) {
+			retval = msxc_change_power(chip, change_power_class);
+			if (retval != STATUS_SUCCESS) {
+				change_power_class--;
+				goto Retry;
+			}
+		}
+	}
+#endif
+
+#ifdef SUPPORT_MAGIC_GATE
+	retval = mg_set_tpc_para_sub(chip, 0, 0);
+	if (retval != STATUS_SUCCESS)
+		TRACE_RET(chip, retval);
+#endif
+
+	if (CHK_HG8BIT(ms_card))
+		chip->card_bus_width[chip->card2lun[MS_CARD]] = 8;
+	else
+		chip->card_bus_width[chip->card2lun[MS_CARD]] = 4;
+
+	return STATUS_SUCCESS;
+}
+
+static int ms_read_status_reg(struct rts51x_chip *chip)
+{
+	int retval;
+	u8 val[2];
+
+	retval = ms_set_rw_reg_addr(chip, StatusReg0, 2, 0, 0);
+	if (retval != STATUS_SUCCESS)
+		TRACE_RET(chip, retval);
+
+	retval = ms_read_bytes(chip, READ_REG, 2, NO_WAIT_INT, val, 2);
+	if (retval != STATUS_SUCCESS)
+		TRACE_RET(chip, retval);
+	if (val[1] & (STS_UCDT | STS_UCEX | STS_UCFG)) {
+		ms_set_err_code(chip, MS_FLASH_READ_ERROR);
+		TRACE_RET(chip, STATUS_FAIL);
+	}
+
+	return STATUS_SUCCESS;
+}
+
+static int ms_check_boot_block(struct rts51x_chip *chip, u16 block_addr)
+{
+	struct ms_info *ms_card = &(chip->ms_card);
+	int retval;
+	u8 extra[MS_EXTRA_SIZE], data[10], val = 0;
+
+	if (CHK_MS4BIT(ms_card)) {
+		/* Parallel interface */
+		data[0] = 0x88;
+	} else {
+		/* Serial interface */
+		data[0] = 0x80;
+	}
+	/* Block Address */
+	data[1] = 0;
+	data[2] = (u8) (block_addr >> 8);
+	data[3] = (u8) block_addr;
+	/* Page Number
+	 * Extra data access mode */
+	data[4] = 0x40;
+	data[5] = 0;
+
+	retval = ms_set_cmd(chip, OverwriteFlag, MS_EXTRA_SIZE, SystemParm, 6,
+			    BLOCK_READ, WAIT_INT, data, 6, &val);
+	if (retval != STATUS_SUCCESS)
+		TRACE_RET(chip, retval);
+
+	if (val & INT_REG_CMDNK) {
+		ms_set_err_code(chip, MS_CMD_NK);
+		TRACE_RET(chip, STATUS_FAIL);
+	}
+	if (val & INT_REG_CED) {
+		if (val & INT_REG_ERR) {
+			retval = ms_read_status_reg(chip);
+			if (retval != STATUS_SUCCESS)
+				TRACE_RET(chip, retval);
+			retval =
+			    ms_set_rw_reg_addr(chip, OverwriteFlag,
+					       MS_EXTRA_SIZE, SystemParm, 6);
+			if (retval != STATUS_SUCCESS)
+				TRACE_RET(chip, retval);
+		}
+	}
+
+	retval =
+	    ms_read_bytes(chip, READ_REG, MS_EXTRA_SIZE, NO_WAIT_INT, extra,
+			  MS_EXTRA_SIZE);
+	if (retval != STATUS_SUCCESS)
+		TRACE_RET(chip, retval);
+
+	if (!(extra[0] & BLOCK_OK) || (extra[1] & NOT_BOOT_BLOCK))
+		TRACE_RET(chip, STATUS_FAIL);
+
+	return STATUS_SUCCESS;
+}
+
+static int ms_read_extra_data(struct rts51x_chip *chip,
+			      u16 block_addr, u8 page_num, u8 *buf,
+			      int buf_len)
+{
+	struct ms_info *ms_card = &(chip->ms_card);
+	int retval;
+	u8 val = 0, data[10];
+
+	if (CHK_MS4BIT(ms_card)) {
+		/* Parallel interface */
+		data[0] = 0x88;
+	} else {
+		/* Serial interface */
+		data[0] = 0x80;
+	}
+	/* Block Address */
+	data[1] = 0;
+	data[2] = (u8) (block_addr >> 8);
+	data[3] = (u8) block_addr;
+	/* Page Number
+	 * Extra data access mode */
+	data[4] = 0x40;
+	data[5] = page_num;
+
+#ifdef MS_SPEEDUP
+	retval =
+	    ms_auto_set_cmd(chip, OverwriteFlag, MS_EXTRA_SIZE, SystemParm, 6,
+			    BLOCK_READ, WAIT_INT, data, 6, &val);
+#else
+	retval = ms_set_cmd(chip, OverwriteFlag, MS_EXTRA_SIZE, SystemParm, 6,
+			    BLOCK_READ, WAIT_INT, data, 6, &val);
+#endif
+	if (retval != STATUS_SUCCESS)
+		TRACE_RET(chip, retval);
+
+	if (val & INT_REG_CMDNK) {
+		ms_set_err_code(chip, MS_CMD_NK);
+		TRACE_RET(chip, STATUS_FAIL);
+	}
+	if (val & INT_REG_CED) {
+		if (val & INT_REG_ERR) {
+			retval = ms_read_status_reg(chip);
+			if (retval != STATUS_SUCCESS)
+				TRACE_RET(chip, retval);
+			retval =
+			    ms_set_rw_reg_addr(chip, OverwriteFlag,
+					       MS_EXTRA_SIZE, SystemParm, 6);
+			if (retval != STATUS_SUCCESS)
+				TRACE_RET(chip, retval);
+		}
+	}
+
+	retval =
+	    ms_read_bytes(chip, READ_REG, MS_EXTRA_SIZE, NO_WAIT_INT, data,
+			  MS_EXTRA_SIZE);
+	if (retval != STATUS_SUCCESS)
+		TRACE_RET(chip, retval);
+
+	if (buf && buf_len) {
+		if (buf_len > MS_EXTRA_SIZE)
+			buf_len = MS_EXTRA_SIZE;
+		memcpy(buf, data, buf_len);
+	}
+
+	return STATUS_SUCCESS;
+}
+
+static int ms_write_extra_data(struct rts51x_chip *chip,
+			       u16 block_addr, u8 page_num, u8 *buf,
+			       int buf_len)
+{
+	struct ms_info *ms_card = &(chip->ms_card);
+	int retval, i;
+	u8 val = 0, data[16];
+
+	if (!buf || (buf_len < MS_EXTRA_SIZE))
+		TRACE_RET(chip, STATUS_FAIL);
+	/* Write REG */
+	if (CHK_MS4BIT(ms_card)) {
+		/* Parallel interface */
+		data[0] = 0x88;
+	} else {
+		/* Serial interface */
+		data[0] = 0x80;
+	}
+	/* Block Address */
+	data[1] = 0;
+	data[2] = (u8) (block_addr >> 8);
+	data[3] = (u8) block_addr;
+	/* Page Number
+	 * Extra data access mode */
+	data[4] = 0x40;
+	data[5] = page_num;
+
+	for (i = 6; i < MS_EXTRA_SIZE + 6; i++)
+		data[i] = buf[i - 6];
+
+#ifdef MS_SPEEDUP
+	retval =
+	    ms_auto_set_cmd(chip, OverwriteFlag, MS_EXTRA_SIZE, SystemParm,
+			    6 + MS_EXTRA_SIZE, BLOCK_WRITE, WAIT_INT, data, 16,
+			    &val);
+#else
+	retval =
+	    ms_set_cmd(chip, OverwriteFlag, MS_EXTRA_SIZE, SystemParm,
+		       6 + MS_EXTRA_SIZE, BLOCK_WRITE, WAIT_INT, data, 16,
+		       &val);
+#endif
+	if (retval != STATUS_SUCCESS)
+		TRACE_RET(chip, retval);
+
+	if (val & INT_REG_CMDNK) {
+		ms_set_err_code(chip, MS_CMD_NK);
+		TRACE_RET(chip, STATUS_FAIL);
+	}
+	if (val & INT_REG_CED) {
+		if (val & INT_REG_ERR) {
+			ms_set_err_code(chip, MS_FLASH_WRITE_ERROR);
+			TRACE_RET(chip, STATUS_FAIL);
+		}
+	}
+
+	return STATUS_SUCCESS;
+}
+
+static int ms_read_page(struct rts51x_chip *chip, u16 block_addr, u8 page_num)
+{
+	struct ms_info *ms_card = &(chip->ms_card);
+	int retval;
+	u8 val = 0, data[6];
+
+	if (CHK_MS4BIT(ms_card)) {
+		/* Parallel interface */
+		data[0] = 0x88;
+	} else {
+		/* Serial interface */
+		data[0] = 0x80;
+	}
+	/* Block Address */
+	data[1] = 0;
+	data[2] = (u8) (block_addr >> 8);
+	data[3] = (u8) block_addr;
+	/* Page Number
+	 * Single page access mode */
+	data[4] = 0x20;
+	data[5] = page_num;
+
+	retval = ms_set_cmd(chip, OverwriteFlag, MS_EXTRA_SIZE, SystemParm, 6,
+			    BLOCK_READ, WAIT_INT, data, 6, &val);
+	if (retval != STATUS_SUCCESS)
+		TRACE_RET(chip, retval);
+
+	if (val & INT_REG_CMDNK) {
+		ms_set_err_code(chip, MS_CMD_NK);
+		TRACE_RET(chip, STATUS_FAIL);
+	}
+
+	if (val & INT_REG_CED) {
+		if (val & INT_REG_ERR) {
+			if (!(val & INT_REG_BREQ)) {
+				ms_set_err_code(chip, MS_FLASH_READ_ERROR);
+				TRACE_RET(chip, STATUS_FAIL);
+			}
+			retval = ms_read_status_reg(chip);
+			if (retval != STATUS_SUCCESS)
+				ms_set_err_code(chip, MS_FLASH_WRITE_ERROR);
+		} else {
+			if (!(val & INT_REG_BREQ)) {
+				ms_set_err_code(chip, MS_BREQ_ERROR);
+				TRACE_RET(chip, STATUS_FAIL);
+			}
+		}
+	}
+
+	retval =
+	    ms_transfer_tpc(chip, MS_TM_NORMAL_READ, READ_PAGE_DATA, 0,
+			    NO_WAIT_INT);
+	if (retval != STATUS_SUCCESS)
+		TRACE_RET(chip, retval);
+	if (ms_check_err_code(chip, MS_FLASH_WRITE_ERROR))
+		TRACE_RET(chip, STATUS_FAIL);
+
+	return STATUS_SUCCESS;
+}
+
+static int ms_set_bad_block(struct rts51x_chip *chip, u16 phy_blk)
+{
+	struct ms_info *ms_card = &(chip->ms_card);
+	int retval;
+	u8 val = 0, data[8], extra[MS_EXTRA_SIZE];
+
+	retval = ms_read_extra_data(chip, phy_blk, 0, extra, MS_EXTRA_SIZE);
+	if (retval != STATUS_SUCCESS)
+		TRACE_RET(chip, retval);
+
+	ms_set_err_code(chip, MS_NO_ERROR);
+
+	if (CHK_MS4BIT(ms_card)) {
+		/* Parallel interface */
+		data[0] = 0x88;
+	} else {
+		/* Serial interface */
+		data[0] = 0x80;
+	}
+	/* Block Address */
+	data[1] = 0;
+	data[2] = (u8) (phy_blk >> 8);
+	data[3] = (u8) phy_blk;
+	data[4] = 0x80;
+	data[5] = 0;
+	data[6] = extra[0] & 0x7F;
+	data[7] = 0xFF;
+
+#ifdef MS_SPEEDUP
+	retval = ms_set_cmd(chip, OverwriteFlag, MS_EXTRA_SIZE, SystemParm, 7,
+			    BLOCK_WRITE, WAIT_INT, data, 7, &val);
+#else
+	retval = ms_set_cmd(chip, OverwriteFlag, MS_EXTRA_SIZE, SystemParm, 7,
+			    BLOCK_WRITE, WAIT_INT, data, 7, &val);
+#endif
+	if (retval != STATUS_SUCCESS)
+		TRACE_RET(chip, retval);
+
+	if (val & INT_REG_CMDNK) {
+		ms_set_err_code(chip, MS_CMD_NK);
+		TRACE_RET(chip, STATUS_FAIL);
+	}
+
+	if (val & INT_REG_CED) {
+		if (val & INT_REG_ERR) {
+			ms_set_err_code(chip, MS_FLASH_WRITE_ERROR);
+			TRACE_RET(chip, STATUS_FAIL);
+		}
+	}
+
+	return STATUS_SUCCESS;
+}
+
+static int ms_erase_block(struct rts51x_chip *chip, u16 phy_blk)
+{
+	struct ms_info *ms_card = &(chip->ms_card);
+	int retval, i = 0;
+	u8 val = 0, data[6];
+
+	retval =
+	    ms_set_rw_reg_addr(chip, OverwriteFlag, MS_EXTRA_SIZE, SystemParm,
+			       6);
+	if (retval != STATUS_SUCCESS)
+		TRACE_RET(chip, retval);
+
+	ms_set_err_code(chip, MS_NO_ERROR);
+
+	if (CHK_MS4BIT(ms_card)) {
+		/* Parallel interface */
+		data[0] = 0x88;
+	} else {
+		/* Serial interface */
+		data[0] = 0x80;
+	}
+	/* Block Address */
+	data[1] = 0;
+	data[2] = (u8) (phy_blk >> 8);
+	data[3] = (u8) phy_blk;
+	data[4] = 0;
+	data[5] = 0;
+
+ERASE_RTY:
+#ifdef MS_SPEEDUP
+	retval =
+	    ms_auto_set_cmd(chip, OverwriteFlag, MS_EXTRA_SIZE, SystemParm, 6,
+			    BLOCK_ERASE, WAIT_INT, data, 6, &val);
+#else
+	retval = ms_set_cmd(chip, OverwriteFlag, MS_EXTRA_SIZE, SystemParm, 6,
+			    BLOCK_ERASE, WAIT_INT, data, 6, &val);
+#endif
+
+	if (val & INT_REG_CMDNK) {
+		if (i < 3) {
+			i++;
+			goto ERASE_RTY;
+		}
+		ms_set_err_code(chip, MS_CMD_NK);
+		ms_set_bad_block(chip, phy_blk);
+		TRACE_RET(chip, STATUS_FAIL);
+	}
+
+	if (val & INT_REG_CED) {
+		if (val & INT_REG_ERR) {
+			ms_set_err_code(chip, MS_FLASH_WRITE_ERROR);
+			TRACE_RET(chip, STATUS_FAIL);
+		}
+	}
+
+	return STATUS_SUCCESS;
+}
+
+static void ms_set_page_status(u16 log_blk, u8 type, u8 *extra, int extra_len)
+{
+	if (!extra || (extra_len < MS_EXTRA_SIZE))
+		return;
+
+	memset(extra, 0xFF, MS_EXTRA_SIZE);
+
+	if (type == setPS_NG)
+		extra[0] = 0xB8;
+	else
+		extra[0] = 0x98;
+
+	extra[2] = (u8) (log_blk >> 8);
+	extra[3] = (u8) log_blk;
+}
+
+static int ms_init_page(struct rts51x_chip *chip, u16 phy_blk, u16 log_blk,
+			u8 start_page, u8 end_page)
+{
+	int retval;
+	u8 extra[MS_EXTRA_SIZE], i;
+
+	memset(extra, 0xff, MS_EXTRA_SIZE);
+
+	extra[0] = 0xf8; /* Block, page OK, data erased */
+	extra[1] = 0xff;
+	extra[2] = (u8) (log_blk >> 8);
+	extra[3] = (u8) log_blk;
+
+	for (i = start_page; i < end_page; i++) {
+		if (monitor_card_cd(chip, MS_CARD) == CD_NOT_EXIST)
+			TRACE_RET(chip, STATUS_FAIL);
+
+		retval =
+		    ms_write_extra_data(chip, phy_blk, i, extra, MS_EXTRA_SIZE);
+		if (retval != STATUS_SUCCESS)
+			TRACE_RET(chip, retval);
+	}
+
+	return STATUS_SUCCESS;
+}
+
+static int ms_copy_page(struct rts51x_chip *chip, u16 old_blk, u16 new_blk,
+			u16 log_blk, u8 start_page, u8 end_page)
+{
+	struct ms_info *ms_card = &(chip->ms_card);
+	int retval, rty_cnt, uncorrect_flag = 0;
+	u8 extra[MS_EXTRA_SIZE], val, i, j, data[16];
+
+	RTS51X_DEBUGP("Copy page from 0x%x to 0x%x, logical block is 0x%x\n",
+		       old_blk, new_blk, log_blk);
+	RTS51X_DEBUGP("start_page = %d, end_page = %d\n", start_page,
+		       end_page);
+
+	retval = ms_read_extra_data(chip, new_blk, 0, extra, MS_EXTRA_SIZE);
+	if (retval != STATUS_SUCCESS)
+		TRACE_RET(chip, retval);
+
+	retval = ms_read_status_reg(chip);
+	if (retval != STATUS_SUCCESS)
+		TRACE_RET(chip, retval);
+
+	RTS51X_READ_REG(chip, PPBUF_BASE2, &val);
+
+	if (val & BUF_FULL) {
+		/* Clear Buffer */
+		retval = ms_send_cmd(chip, CLEAR_BUF, WAIT_INT);
+		if (retval != STATUS_SUCCESS)
+			TRACE_RET(chip, retval);
+		/* GET_INT Register */
+		retval = ms_read_bytes(chip, GET_INT, 1, NO_WAIT_INT, &val, 1);
+		if (retval != STATUS_SUCCESS)
+			TRACE_RET(chip, retval);
+
+		if (!(val & INT_REG_CED)) {
+			ms_set_err_code(chip, MS_FLASH_WRITE_ERROR);
+			TRACE_RET(chip, STATUS_FAIL);
+		}
+	}
+
+	for (i = start_page; i < end_page; i++) {
+		if (monitor_card_cd(chip, MS_CARD) == CD_NOT_EXIST)
+			TRACE_RET(chip, STATUS_FAIL);
+
+		ms_read_extra_data(chip, old_blk, i, extra, MS_EXTRA_SIZE);
+
+		retval =
+		    ms_set_rw_reg_addr(chip, OverwriteFlag, MS_EXTRA_SIZE,
+				       SystemParm, 6);
+		if (retval != STATUS_SUCCESS)
+			TRACE_RET(chip, retval);
+		/* Write REG */
+		ms_set_err_code(chip, MS_NO_ERROR);
+
+		if (CHK_MS4BIT(ms_card)) {
+			/* Parallel interface */
+			data[0] = 0x88;
+		} else {
+			/* Serial interface */
+			data[0] = 0x80;
+		}
+		/* Block Address */
+		data[1] = 0;
+		data[2] = (u8) (old_blk >> 8);
+		data[3] = (u8) old_blk;
+		data[4] = 0x20;
+		data[5] = i;
+
+		retval =
+		    ms_write_bytes(chip, WRITE_REG, 6, NO_WAIT_INT, data, 6);
+		if (retval != STATUS_SUCCESS)
+			TRACE_RET(chip, retval);
+
+		retval = ms_send_cmd(chip, BLOCK_READ, WAIT_INT);
+		if (retval != STATUS_SUCCESS)
+			TRACE_RET(chip, retval);
+
+		ms_set_err_code(chip, MS_NO_ERROR);
+		retval = ms_read_bytes(chip, GET_INT, 1, NO_WAIT_INT, &val, 1);
+		if (retval != STATUS_SUCCESS)
+			TRACE_RET(chip, retval);
+
+		if (val & INT_REG_CMDNK) {
+			ms_set_err_code(chip, MS_CMD_NK);
+			TRACE_RET(chip, STATUS_FAIL);
+		}
+
+		if (val & INT_REG_CED) {
+			if (val & INT_REG_ERR) {
+				retval = ms_read_status_reg(chip);
+				if (retval != STATUS_SUCCESS) {
+					uncorrect_flag = 1;
+					RTS51X_DEBUGP("Uncorrectable"
+								"error\n");
+				} else {
+					uncorrect_flag = 0;
+				}
+
+				retval =
+				    ms_transfer_tpc(chip, MS_TM_NORMAL_READ,
+					READ_PAGE_DATA, 0, NO_WAIT_INT);
+				if (retval != STATUS_SUCCESS)
+					TRACE_RET(chip, retval);
+				if (uncorrect_flag) {
+					ms_set_page_status(log_blk, setPS_NG,
+						extra, MS_EXTRA_SIZE);
+					if (i == 0)
+						extra[0] &= 0xEF;
+					ms_write_extra_data(chip, old_blk, i,
+							    extra,
+							    MS_EXTRA_SIZE);
+					RTS51X_DEBUGP("page %d :"
+							"extra[0] = 0x%x\n",
+							i, extra[0]);
+					MS_SET_BAD_BLOCK_FLG(ms_card);
+
+					ms_set_page_status(log_blk, setPS_Error,
+							extra, MS_EXTRA_SIZE);
+					ms_write_extra_data(chip, new_blk, i,
+						extra, MS_EXTRA_SIZE);
+					continue;
+				}
+
+				for (rty_cnt = 0; rty_cnt < MS_MAX_RETRY_COUNT;
+				     rty_cnt++) {
+					retval =
+					    ms_transfer_tpc(chip,
+							    MS_TM_NORMAL_WRITE,
+							    WRITE_PAGE_DATA, 0,
+							    NO_WAIT_INT);
+					if (retval == STATUS_SUCCESS)
+						break;
+				}
+				if (rty_cnt == MS_MAX_RETRY_COUNT)
+					TRACE_RET(chip, STATUS_FAIL);
+			}
+
+			if (!(val & INT_REG_BREQ)) {
+				ms_set_err_code(chip, MS_BREQ_ERROR);
+				TRACE_RET(chip, STATUS_FAIL);
+			}
+		}
+
+		retval = ms_set_rw_reg_addr(chip, OverwriteFlag,
+					    MS_EXTRA_SIZE, SystemParm,
+					    (6 + MS_EXTRA_SIZE));
+
+		/* Write REG */
+		ms_set_err_code(chip, MS_NO_ERROR);
+
+		if (CHK_MS4BIT(ms_card)) {
+			/* Parallel interface */
+			data[0] = 0x88;
+		} else {
+			/* Serial interface */
+			data[0] = 0x80;
+		}
+		/* Block Address */
+		data[1] = 0;
+		data[2] = (u8) (new_blk >> 8);
+		data[3] = (u8) new_blk;
+		data[4] = 0x20;
+		data[5] = i;
+
+		/* for MS check procedure */
+		if ((extra[0] & 0x60) != 0x60)
+			data[6] = extra[0];
+		else
+			data[6] = 0xF8;
+
+		data[6 + 1] = 0xFF;
+		data[6 + 2] = (u8) (log_blk >> 8);
+		data[6 + 3] = (u8) log_blk;
+
+		for (j = 4; j <= MS_EXTRA_SIZE; j++)
+			data[6 + j] = 0xFF;
+
+		retval =
+		    ms_write_bytes(chip, WRITE_REG, (6 + MS_EXTRA_SIZE),
+				   NO_WAIT_INT, data, 16);
+		if (retval != STATUS_SUCCESS)
+			TRACE_RET(chip, retval);
+
+		retval = ms_send_cmd(chip, BLOCK_WRITE, WAIT_INT);
+		if (retval != STATUS_SUCCESS)
+			TRACE_RET(chip, retval);
+		/* GET_INT Register */
+		ms_set_err_code(chip, MS_NO_ERROR);
+		retval = ms_read_bytes(chip, GET_INT, 1, NO_WAIT_INT, &val, 1);
+		if (retval != STATUS_SUCCESS)
+			TRACE_RET(chip, retval);
+
+		if (val & INT_REG_CMDNK) {
+			ms_set_err_code(chip, MS_CMD_NK);
+			TRACE_RET(chip, STATUS_FAIL);
+		}
+
+		if (val & INT_REG_CED) {
+			if (val & INT_REG_ERR) {
+				ms_set_err_code(chip, MS_FLASH_WRITE_ERROR);
+				TRACE_RET(chip, STATUS_FAIL);
+			}
+		}
+
+		if (i == 0) {
+			retval =
+			    ms_set_rw_reg_addr(chip, OverwriteFlag,
+					       MS_EXTRA_SIZE, SystemParm, 7);
+			if (retval != STATUS_SUCCESS)
+				TRACE_RET(chip, retval);
+
+			ms_set_err_code(chip, MS_NO_ERROR);
+
+			if (CHK_MS4BIT(ms_card)) {
+				/* Parallel interface */
+				data[0] = 0x88;
+			} else {
+				/* Serial interface */
+				data[0] = 0x80;
+			}
+			/* Block Address */
+			data[1] = 0;
+			data[2] = (u8) (old_blk >> 8);
+			data[3] = (u8) old_blk;
+			data[4] = 0x80;
+			data[5] = 0;
+			data[6] = 0xEF;
+			data[7] = 0xFF;
+
+			retval =
+			    ms_write_bytes(chip, WRITE_REG, 7, NO_WAIT_INT,
+					   data, 8);
+			if (retval != STATUS_SUCCESS)
+				TRACE_RET(chip, retval);
+
+			retval = ms_send_cmd(chip, BLOCK_WRITE, WAIT_INT);
+			if (retval != STATUS_SUCCESS)
+				TRACE_RET(chip, retval);
+
+			ms_set_err_code(chip, MS_NO_ERROR);
+			retval =
+			    ms_read_bytes(chip, GET_INT, 1, NO_WAIT_INT, &val,
+					  1);
+			if (retval != STATUS_SUCCESS)
+				TRACE_RET(chip, retval);
+
+			if (val & INT_REG_CMDNK) {
+				ms_set_err_code(chip, MS_CMD_NK);
+				TRACE_RET(chip, STATUS_FAIL);
+			}
+
+			if (val & INT_REG_CED) {
+				if (val & INT_REG_ERR) {
+					ms_set_err_code(chip,
+							MS_FLASH_WRITE_ERROR);
+					TRACE_RET(chip, STATUS_FAIL);
+				}
+			}
+		}
+	}
+
+	return STATUS_SUCCESS;
+}
+
+#ifdef MS_SPEEDUP
+static int ms_auto_copy_page(struct rts51x_chip *chip, u16 old_blk, u16 new_blk,
+			     u16 log_blk, u8 start_page, u8 end_page)
+{
+	struct ms_info *ms_card = &(chip->ms_card);
+	int retval;
+	u8 page_len, bus_width, val = 0;
+	u8 extra[MS_EXTRA_SIZE];
+
+	RTS51X_DEBUGP("Auto copy page from 0x%x to 0x%x,"
+				"logical block is 0x%x\n",
+				old_blk, new_blk, log_blk);
+	RTS51X_DEBUGP("start_page = %d, end_page = %d\n", start_page,
+		       end_page);
+
+	page_len = end_page - start_page;
+
+	retval = ms_read_extra_data(chip, new_blk, 0, extra, MS_EXTRA_SIZE);
+	if (retval != STATUS_SUCCESS)
+		TRACE_RET(chip, retval);
+
+	retval = ms_read_status_reg(chip);
+	if (retval != STATUS_SUCCESS)
+		TRACE_RET(chip, retval);
+
+	RTS51X_READ_REG(chip, PPBUF_BASE2, &val);
+
+	if (val & BUF_FULL) {
+		retval = ms_send_cmd(chip, CLEAR_BUF, WAIT_INT);
+		if (retval != STATUS_SUCCESS)
+			TRACE_RET(chip, retval);
+
+		retval = ms_read_bytes(chip, GET_INT, 1, NO_WAIT_INT, &val, 1);
+		if (retval != STATUS_SUCCESS)
+			TRACE_RET(chip, retval);
+
+		if (!(val & INT_REG_CED)) {
+			ms_set_err_code(chip, MS_FLASH_WRITE_ERROR);
+			TRACE_RET(chip, STATUS_FAIL);
+		}
+	}
+
+	if (CHK_MS4BIT(ms_card)) {
+		/* Parallel interface */
+		bus_width = 0x88;
+	} else {
+		/* Serial interface */
+		bus_width = 0x80;
+	}
+
+	rts51x_init_cmd(chip);
+
+	rts51x_add_cmd(chip, WRITE_REG_CMD, MS_OLD_BLOCK_0, 0xFF, (u8) old_blk);
+	rts51x_add_cmd(chip, WRITE_REG_CMD, MS_OLD_BLOCK_1, 0xFF,
+		       (u8) (old_blk >> 8));
+	rts51x_add_cmd(chip, WRITE_REG_CMD, MS_NEW_BLOCK_0, 0xFF, (u8) new_blk);
+	rts51x_add_cmd(chip, WRITE_REG_CMD, MS_NEW_BLOCK_1, 0xFF,
+		       (u8) (new_blk >> 8));
+	rts51x_add_cmd(chip, WRITE_REG_CMD, MS_LOG_BLOCK_0, 0xFF, (u8) log_blk);
+	rts51x_add_cmd(chip, WRITE_REG_CMD, MS_LOG_BLOCK_1, 0xFF,
+		       (u8) (log_blk >> 8));
+	rts51x_add_cmd(chip, WRITE_REG_CMD, MS_PAGE_START, 0xFF, start_page);
+	rts51x_add_cmd(chip, WRITE_REG_CMD, MS_PAGE_LENGTH, 0xFF, page_len);
+	rts51x_add_cmd(chip, WRITE_REG_CMD, MS_BUS_WIDTH, 0xFF, bus_width);
+
+	rts51x_add_cmd(chip, WRITE_REG_CMD, MS_TRANSFER, 0xFF,
+		       MS_TRANSFER_START | MS_TM_COPY_PAGE);
+	rts51x_add_cmd(chip, CHECK_REG_CMD, MS_TRANSFER, MS_TRANSFER_END,
+		       MS_TRANSFER_END);
+
+	retval = rts51x_send_cmd(chip, MODE_CR, 100);
+	if (retval != STATUS_SUCCESS) {
+		rts51x_clear_ms_error(chip);
+		TRACE_RET(chip, retval);
+	}
+
+	retval = rts51x_get_rsp(chip, 1, 5000);
+
+	if (CHECK_MS_TRANS_FAIL(chip, retval)) {
+		rts51x_clear_ms_error(chip);
+		if (retval == STATUS_TIMEDOUT)
+			TRACE_RET(chip, retval);
+		TRACE_GOTO(chip, Fail);
+	}
+
+	return STATUS_SUCCESS;
+
+Fail:
+	retval = ms_erase_block(chip, new_blk);
+	if (retval != STATUS_SUCCESS)
+		TRACE_RET(chip, retval);
+
+	retval =
+	    ms_copy_page(chip, old_blk, new_blk, log_blk, start_page, end_page);
+	if (retval != STATUS_SUCCESS)
+		TRACE_RET(chip, retval);
+
+	return STATUS_SUCCESS;
+}
+#endif
+
+static int reset_ms(struct rts51x_chip *chip)
+{
+	struct ms_info *ms_card = &(chip->ms_card);
+	int retval;
+	u16 i, reg_addr, block_size;
+	u8 val, j, *ptr;
+#ifndef SUPPORT_MAGIC_GATE
+	u16 eblock_cnt;
+#endif
+
+	retval = ms_prepare_reset(chip);
+	if (retval != STATUS_SUCCESS)
+		TRACE_RET(chip, retval);
+
+	ms_card->ms_type |= TYPE_MS;
+
+	retval = ms_send_cmd(chip, MS_RESET, NO_WAIT_INT);
+	if (retval != STATUS_SUCCESS)
+		TRACE_RET(chip, retval);
+
+	retval = ms_read_status_reg(chip);
+	if (retval != STATUS_SUCCESS)
+		TRACE_RET(chip, retval);
+
+	RTS51X_READ_REG(chip, PPBUF_BASE2, &val);
+	if (val & WRT_PRTCT)
+		chip->card_wp |= MS_CARD;
+	else
+		chip->card_wp &= ~MS_CARD;
+
+	i = 0;
+
+RE_SEARCH:
+	/* Search For Boot Block */
+	while (i < (MAX_DEFECTIVE_BLOCK + 2)) {
+		if (monitor_card_cd(chip, MS_CARD) == CD_NOT_EXIST)
+			TRACE_RET(chip, STATUS_FAIL);
+
+		retval = ms_check_boot_block(chip, i);
+		if (retval != STATUS_SUCCESS) {
+			i++;
+			continue;
+		}
+
+		ms_card->boot_block = i;
+		break;
+	}
+
+	if (i == (MAX_DEFECTIVE_BLOCK + 2)) {
+		RTS51X_DEBUGP("No boot block found!");
+		TRACE_RET(chip, STATUS_FAIL);
+	}
+	for (j = 0; j < 3; j++) {
+		retval = ms_read_page(chip, ms_card->boot_block, j);
+		if (retval != STATUS_SUCCESS) {
+			if (ms_check_err_code(chip, MS_FLASH_WRITE_ERROR)) {
+				i = ms_card->boot_block + 1;
+				ms_set_err_code(chip, MS_NO_ERROR);
+				goto RE_SEARCH;
+			}
+		}
+	}
+
+	/* Read boot block contents */
+	retval = ms_read_page(chip, ms_card->boot_block, 0);
+	if (retval != STATUS_SUCCESS)
+		TRACE_RET(chip, retval);
+	/* Read MS system information as sys_info */
+	retval =
+	    rts51x_seq_read_register(chip, PPBUF_BASE2 + 0x1A0, 96,
+				     ms_card->raw_sys_info);
+	if (retval != STATUS_SUCCESS)
+		TRACE_RET(chip, retval);
+	/* Read useful block contents */
+	rts51x_init_cmd(chip);
+
+	rts51x_add_cmd(chip, READ_REG_CMD, HEADER_ID0, 0, 0);
+	rts51x_add_cmd(chip, READ_REG_CMD, HEADER_ID1, 0, 0);
+
+	for (reg_addr = DISABLED_BLOCK0; reg_addr <= DISABLED_BLOCK3;
+	     reg_addr++) {
+		rts51x_add_cmd(chip, READ_REG_CMD, reg_addr, 0, 0);
+	}
+
+	for (reg_addr = BLOCK_SIZE_0; reg_addr <= PAGE_SIZE_1; reg_addr++)
+		rts51x_add_cmd(chip, READ_REG_CMD, reg_addr, 0, 0);
+
+	rts51x_add_cmd(chip, READ_REG_CMD, MS_Device_Type, 0, 0);
+	rts51x_add_cmd(chip, READ_REG_CMD, MS_4bit_Support, 0, 0);
+
+	retval = rts51x_send_cmd(chip, MODE_CR, 100);
+	if (retval != STATUS_SUCCESS)
+		TRACE_RET(chip, retval);
+
+	retval = rts51x_get_rsp(chip, 16, 100);
+
+	if (retval != STATUS_SUCCESS)
+		TRACE_RET(chip, retval);
+
+	ptr = rts51x_get_rsp_data(chip);
+
+	RTS51X_DEBUGP("Boot block data:\n");
+	RTS51X_DUMP(ptr, 16);
+
+	if (ptr[0] != 0x00 || ptr[1] != 0x01) {
+		i = ms_card->boot_block + 1;
+		goto RE_SEARCH;
+	}
+	if (ptr[12] != 0x02 || ptr[13] != 0x00) {
+		i = ms_card->boot_block + 1;
+		goto RE_SEARCH;
+	}
+	if ((ptr[14] == 1) || (ptr[14] == 3))
+		chip->card_wp |= MS_CARD;
+	block_size = ((u16) ptr[6] << 8) | ptr[7];
+	if (block_size == 0x0010) {
+		ms_card->block_shift = 5;
+		ms_card->page_off = 0x1F;
+	} else if (block_size == 0x0008) {
+		ms_card->block_shift = 4;
+		ms_card->page_off = 0x0F;
+	}
+	ms_card->total_block = ((u16) ptr[8] << 8) | ptr[9];
+
+#ifdef SUPPORT_MAGIC_GATE
+	j = ptr[10];
+
+	if (ms_card->block_shift == 4) {
+		if (j < 2)
+			ms_card->capacity = 0x1EE0;
+		else
+			ms_card->capacity = 0x3DE0;
+	} else {
+		if (j < 5)
+			ms_card->capacity = 0x7BC0;
+		else if (j < 0xA)
+			ms_card->capacity = 0xF7C0;
+		else if (j < 0x11)
+			ms_card->capacity = 0x1EF80;
+		else
+			ms_card->capacity = 0x3DF00;
+	}
+#else
+	eblock_cnt = ((u16) ptr[10] << 8) | ptr[11];
+
+	ms_card->capacity = ((u32) eblock_cnt - 2) << ms_card->block_shift;
+#endif
+
+	chip->capacity[chip->card2lun[MS_CARD]] = ms_card->capacity;
+
+	if (ptr[15]) {
+		retval = ms_set_rw_reg_addr(chip, 0, 0, SystemParm, 1);
+		if (retval != STATUS_SUCCESS)
+			TRACE_RET(chip, STATUS_FAIL);
+		RTS51X_WRITE_REG(chip, PPBUF_BASE2, 0xFF, 0x88);
+		RTS51X_WRITE_REG(chip, PPBUF_BASE2 + 1, 0xFF, 0);
+
+		retval =
+		    ms_transfer_tpc(chip, MS_TM_WRITE_BYTES, WRITE_REG, 1,
+				    NO_WAIT_INT);
+		if (retval != STATUS_SUCCESS)
+			TRACE_RET(chip, STATUS_FAIL);
+		RTS51X_WRITE_REG(chip, MS_CFG, 0x58 | MS_NO_CHECK_INT,
+				 MS_BUS_WIDTH_4 | PUSH_TIME_ODD |
+				 MS_NO_CHECK_INT);
+
+		ms_card->ms_type |= MS_4BIT;
+	}
+
+	if (CHK_MS4BIT(ms_card))
+		chip->card_bus_width[chip->card2lun[MS_CARD]] = 4;
+	else
+		chip->card_bus_width[chip->card2lun[MS_CARD]] = 1;
+
+	return STATUS_SUCCESS;
+}
+
+static int ms_init_l2p_tbl(struct rts51x_chip *chip)
+{
+	struct ms_info *ms_card = &(chip->ms_card);
+	int size, i, seg_no, retval;
+	u16 defect_block, reg_addr;
+	u8 val1, val2;
+
+	ms_card->segment_cnt = ms_card->total_block >> 9;
+	RTS51X_DEBUGP("ms_card->segment_cnt = %d\n", ms_card->segment_cnt);
+
+	size = ms_card->segment_cnt * sizeof(struct zone_entry);
+	ms_card->segment = vmalloc(size);
+	if (ms_card->segment == NULL)
+		TRACE_RET(chip, STATUS_FAIL);
+	memset(ms_card->segment, 0, size);
+
+	retval = ms_read_page(chip, ms_card->boot_block, 1);
+	if (retval != STATUS_SUCCESS)
+		TRACE_GOTO(chip, INIT_FAIL);
+
+	reg_addr = PPBUF_BASE2;
+	for (i = 0; i < (((ms_card->total_block >> 9) * 10) + 1); i++) {
+		retval = rts51x_read_register(chip, reg_addr++, &val1);
+		if (retval != STATUS_SUCCESS)
+			TRACE_GOTO(chip, INIT_FAIL);
+		retval = rts51x_read_register(chip, reg_addr++, &val2);
+		if (retval != STATUS_SUCCESS)
+			TRACE_GOTO(chip, INIT_FAIL);
+
+		defect_block = ((u16) val1 << 8) | val2;
+		if (defect_block == 0xFFFF)
+			break;
+		seg_no = defect_block / 512;
+		ms_card->segment[seg_no].defect_list[ms_card->segment[seg_no].
+						     disable_count++] =
+		    defect_block;
+	}
+
+	for (i = 0; i < ms_card->segment_cnt; i++) {
+		ms_card->segment[i].build_flag = 0;
+		ms_card->segment[i].l2p_table = NULL;
+		ms_card->segment[i].free_table = NULL;
+		ms_card->segment[i].get_index = 0;
+		ms_card->segment[i].set_index = 0;
+		ms_card->segment[i].unused_blk_cnt = 0;
+
+		RTS51X_DEBUGP("defective block count of segment %d is %d\n",
+			       i, ms_card->segment[i].disable_count);
+	}
+
+	return STATUS_SUCCESS;
+
+INIT_FAIL:
+	if (ms_card->segment) {
+		vfree(ms_card->segment);
+		ms_card->segment = NULL;
+	}
+
+	return STATUS_FAIL;
+}
+
+static u16 ms_get_l2p_tbl(struct rts51x_chip *chip, int seg_no, u16 log_off)
+{
+	struct ms_info *ms_card = &(chip->ms_card);
+	struct zone_entry *segment;
+
+	if (ms_card->segment == NULL)
+		return 0xFFFF;
+
+	segment = &(ms_card->segment[seg_no]);
+
+	if (segment->l2p_table)
+		return segment->l2p_table[log_off];
+
+	return 0xFFFF;
+}
+
+static void ms_set_l2p_tbl(struct rts51x_chip *chip, int seg_no, u16 log_off,
+			   u16 phy_blk)
+{
+	struct ms_info *ms_card = &(chip->ms_card);
+	struct zone_entry *segment;
+
+	if (ms_card->segment == NULL)
+		return;
+
+	segment = &(ms_card->segment[seg_no]);
+	if (segment->l2p_table)
+		segment->l2p_table[log_off] = phy_blk;
+}
+
+static void ms_set_unused_block(struct rts51x_chip *chip, u16 phy_blk)
+{
+	struct ms_info *ms_card = &(chip->ms_card);
+	struct zone_entry *segment;
+	int seg_no;
+
+	seg_no = (int)phy_blk >> 9;
+	segment = &(ms_card->segment[seg_no]);
+
+	segment->free_table[segment->set_index++] = phy_blk;
+	if (segment->set_index >= MS_FREE_TABLE_CNT)
+		segment->set_index = 0;
+	segment->unused_blk_cnt++;
+}
+
+static u16 ms_get_unused_block(struct rts51x_chip *chip, int seg_no)
+{
+	struct ms_info *ms_card = &(chip->ms_card);
+	struct zone_entry *segment;
+	u16 phy_blk;
+
+	segment = &(ms_card->segment[seg_no]);
+
+	if (segment->unused_blk_cnt <= 0)
+		return 0xFFFF;
+
+	phy_blk = segment->free_table[segment->get_index];
+	segment->free_table[segment->get_index++] = 0xFFFF;
+	if (segment->get_index >= MS_FREE_TABLE_CNT)
+		segment->get_index = 0;
+	segment->unused_blk_cnt--;
+
+	return phy_blk;
+}
+
+static const unsigned short ms_start_idx[] = {
+	0, 494, 990, 1486, 1982, 2478, 2974, 3470,
+	3966, 4462, 4958, 5454, 5950, 6446, 6942, 7438, 7934
+};
+
+static int ms_arbitrate_l2p(struct rts51x_chip *chip, u16 phy_blk, u16 log_off,
+			    u8 us1, u8 us2)
+{
+	struct ms_info *ms_card = &(chip->ms_card);
+	struct zone_entry *segment;
+	int seg_no;
+	u16 tmp_blk;
+
+	seg_no = (int)phy_blk >> 9;
+	segment = &(ms_card->segment[seg_no]);
+	tmp_blk = segment->l2p_table[log_off];
+
+	if (us1 != us2) {
+		if (us1 == 0) {
+			if (!(chip->card_wp & MS_CARD))
+				ms_erase_block(chip, tmp_blk);
+			ms_set_unused_block(chip, tmp_blk);
+			segment->l2p_table[log_off] = phy_blk;
+		} else {
+			if (!(chip->card_wp & MS_CARD))
+				ms_erase_block(chip, phy_blk);
+			ms_set_unused_block(chip, phy_blk);
+		}
+	} else {
+		if (phy_blk < tmp_blk) {
+			if (!(chip->card_wp & MS_CARD))
+				ms_erase_block(chip, phy_blk);
+			ms_set_unused_block(chip, phy_blk);
+		} else {
+			if (!(chip->card_wp & MS_CARD))
+				ms_erase_block(chip, tmp_blk);
+			ms_set_unused_block(chip, tmp_blk);
+			segment->l2p_table[log_off] = phy_blk;
+		}
+	}
+
+	return STATUS_SUCCESS;
+}
+
+static int ms_build_l2p_tbl(struct rts51x_chip *chip, int seg_no)
+{
+	struct ms_info *ms_card = &(chip->ms_card);
+	struct zone_entry *segment;
+	int retval, table_size, disable_cnt, defect_flag, i;
+	u16 start, end, phy_blk, log_blk, tmp_blk;
+	u8 extra[MS_EXTRA_SIZE], us1, us2;
+
+	RTS51X_DEBUGP("ms_build_l2p_tbl: %d\n", seg_no);
+
+	if (ms_card->segment == NULL) {
+		retval = ms_init_l2p_tbl(chip);
+		if (retval != STATUS_SUCCESS)
+			TRACE_RET(chip, retval);
+	}
+
+	if (ms_card->segment[seg_no].build_flag) {
+		RTS51X_DEBUGP("l2p table of segment %d has been built\n",
+			       seg_no);
+		return STATUS_SUCCESS;
+	}
+
+	if (seg_no == 0)
+		table_size = 494;
+	else
+		table_size = 496;
+
+	segment = &(ms_card->segment[seg_no]);
+
+	if (segment->l2p_table == NULL) {
+		segment->l2p_table = vmalloc(table_size * 2);
+		if (segment->l2p_table == NULL)
+			TRACE_GOTO(chip, BUILD_FAIL);
+	}
+	memset((u8 *) (segment->l2p_table), 0xff, table_size * 2);
+
+	if (segment->free_table == NULL) {
+		segment->free_table = vmalloc(MS_FREE_TABLE_CNT * 2);
+		if (segment->free_table == NULL)
+			TRACE_GOTO(chip, BUILD_FAIL);
+	}
+	memset((u8 *) (segment->free_table), 0xff, MS_FREE_TABLE_CNT * 2);
+
+	start = (u16) seg_no << 9;
+	end = (u16) (seg_no + 1) << 9;
+
+	disable_cnt = segment->disable_count;
+
+	segment->get_index = segment->set_index = 0;
+	segment->unused_blk_cnt = 0;
+
+	for (phy_blk = start; phy_blk < end; phy_blk++) {
+		if (disable_cnt) {
+			defect_flag = 0;
+			for (i = 0; i < segment->disable_count; i++) {
+				if (phy_blk == segment->defect_list[i]) {
+					defect_flag = 1;
+					break;
+				}
+			}
+			if (defect_flag) {
+				disable_cnt--;
+				continue;
+			}
+		}
+
+		retval =
+		    ms_read_extra_data(chip, phy_blk, 0, extra, MS_EXTRA_SIZE);
+		if (retval != STATUS_SUCCESS) {
+			RTS51X_DEBUGP("read extra data fail\n");
+			ms_set_bad_block(chip, phy_blk);
+			continue;
+		}
+
+		if (seg_no == ms_card->segment_cnt - 1) {
+			if (!(extra[1] & NOT_TRANSLATION_TABLE)) {
+				if (!(chip->card_wp & MS_CARD)) {
+					retval = ms_erase_block(chip, phy_blk);
+					if (retval != STATUS_SUCCESS)
+						continue;
+					extra[2] = 0xff;
+					extra[3] = 0xff;
+				}
+			}
+		}
+
+		if (!(extra[0] & BLOCK_OK))
+			continue;
+		if (!(extra[1] & NOT_BOOT_BLOCK))
+			continue;
+		if ((extra[0] & PAGE_OK) != PAGE_OK)
+			continue;
+
+		log_blk = ((u16) extra[2] << 8) | extra[3];
+
+		if (log_blk == 0xFFFF) {
+			if (!(chip->card_wp & MS_CARD)) {
+				retval = ms_erase_block(chip, phy_blk);
+				if (retval != STATUS_SUCCESS)
+					continue;
+			}
+			ms_set_unused_block(chip, phy_blk);
+			continue;
+		}
+
+		if ((log_blk < ms_start_idx[seg_no]) ||
+		    (log_blk >= ms_start_idx[seg_no + 1])) {
+			if (!(chip->card_wp & MS_CARD)) {
+				retval = ms_erase_block(chip, phy_blk);
+				if (retval != STATUS_SUCCESS)
+					continue;
+			}
+			ms_set_unused_block(chip, phy_blk);
+			continue;
+		}
+
+		if (segment->l2p_table[log_blk - ms_start_idx[seg_no]] ==
+		    0xFFFF) {
+			segment->l2p_table[log_blk - ms_start_idx[seg_no]] =
+			    phy_blk;
+			continue;
+		}
+
+		us1 = extra[0] & 0x10;
+		tmp_blk = segment->l2p_table[log_blk - ms_start_idx[seg_no]];
+		retval =
+		    ms_read_extra_data(chip, tmp_blk, 0, extra, MS_EXTRA_SIZE);
+		if (retval != STATUS_SUCCESS)
+			continue;
+		us2 = extra[0] & 0x10;
+
+		(void)ms_arbitrate_l2p(chip, phy_blk,
+				       log_blk - ms_start_idx[seg_no], us1,
+				       us2);
+		continue;
+	}
+
+	segment->build_flag = 1;
+
+	RTS51X_DEBUGP("unused block count: %d\n", segment->unused_blk_cnt);
+
+	if (seg_no == ms_card->segment_cnt - 1) {
+		if (segment->unused_blk_cnt < 2)
+			chip->card_wp |= MS_CARD;
+	} else {
+		if (segment->unused_blk_cnt < 1)
+			chip->card_wp |= MS_CARD;
+	}
+
+	if (chip->card_wp & MS_CARD)
+		return STATUS_SUCCESS;
+
+	for (log_blk = ms_start_idx[seg_no]; log_blk < ms_start_idx[seg_no + 1];
+	     log_blk++) {
+		if (segment->l2p_table[log_blk - ms_start_idx[seg_no]] ==
+		    0xFFFF) {
+			phy_blk = ms_get_unused_block(chip, seg_no);
+			if (phy_blk == 0xFFFF) {
+				chip->card_wp |= MS_CARD;
+				return STATUS_SUCCESS;
+			}
+			retval = ms_init_page(chip, phy_blk, log_blk, 0, 1);
+			if (retval != STATUS_SUCCESS)
+				TRACE_GOTO(chip, BUILD_FAIL);
+			segment->l2p_table[log_blk - ms_start_idx[seg_no]] =
+			    phy_blk;
+			if (seg_no == ms_card->segment_cnt - 1) {
+				if (segment->unused_blk_cnt < 2) {
+					chip->card_wp |= MS_CARD;
+					return STATUS_SUCCESS;
+				}
+			} else {
+				if (segment->unused_blk_cnt < 1) {
+					chip->card_wp |= MS_CARD;
+					return STATUS_SUCCESS;
+				}
+			}
+		}
+	}
+
+	if (seg_no == 0) {
+		for (log_blk = 0; log_blk < 494; log_blk++) {
+			tmp_blk = segment->l2p_table[log_blk];
+			if (tmp_blk < ms_card->boot_block) {
+				RTS51X_DEBUGP("Boot block is not the first"
+							"normal block.\n");
+
+				if (chip->card_wp & MS_CARD)
+					break;
+
+				phy_blk = ms_get_unused_block(chip, 0);
+#ifdef MS_SPEEDUP
+				retval =
+				    ms_auto_copy_page(chip, tmp_blk, phy_blk,
+						      log_blk, 0,
+						      ms_card->page_off + 1);
+#else
+				retval = ms_copy_page(chip, tmp_blk, phy_blk,
+						      log_blk, 0,
+						      ms_card->page_off + 1);
+#endif
+				if (retval != STATUS_SUCCESS)
+					TRACE_RET(chip, retval);
+
+				segment->l2p_table[log_blk] = phy_blk;
+
+				retval = ms_set_bad_block(chip, tmp_blk);
+				if (retval != STATUS_SUCCESS)
+					TRACE_RET(chip, retval);
+			}
+		}
+	}
+
+	return STATUS_SUCCESS;
+
+BUILD_FAIL:
+	segment->build_flag = 0;
+	if (segment->l2p_table) {
+		vfree(segment->l2p_table);
+		segment->l2p_table = NULL;
+	}
+	if (segment->free_table) {
+		vfree(segment->free_table);
+		segment->free_table = NULL;
+	}
+
+	return STATUS_FAIL;
+}
+
+int reset_ms_card(struct rts51x_chip *chip)
+{
+	struct ms_info *ms_card = &(chip->ms_card);
+	int retval;
+
+	memset(ms_card, 0, sizeof(struct ms_info));
+
+	enable_card_clock(chip, MS_CARD);
+
+	retval = rts51x_select_card(chip, MS_CARD);
+	if (retval != STATUS_SUCCESS)
+		TRACE_RET(chip, retval);
+
+	ms_card->ms_type = 0;
+	ms_card->last_rw_int = 0;
+
+	retval = reset_ms_pro(chip);
+	if (retval != STATUS_SUCCESS) {
+		if (ms_card->check_ms_flow) {
+			retval = reset_ms(chip);
+			if (retval != STATUS_SUCCESS) {
+				if (chip->option.reset_or_rw_fail_set_pad_drive) {
+					rts51x_write_register(chip,
+						CARD_DRIVE_SEL, SD20_DRIVE_MASK,
+						DRIVE_8mA);
+				}
+				TRACE_RET(chip, retval);
+			}
+		} else {
+			if (chip->option.reset_or_rw_fail_set_pad_drive) {
+				rts51x_write_register(chip, CARD_DRIVE_SEL,
+						      SD20_DRIVE_MASK,
+						      DRIVE_8mA);
+			}
+			TRACE_RET(chip, retval);
+		}
+	}
+
+	retval = ms_set_init_para(chip);
+	if (retval != STATUS_SUCCESS)
+		TRACE_RET(chip, retval);
+
+	if (!CHK_MSPRO(ms_card)) {
+		retval = ms_build_l2p_tbl(chip, ms_card->total_block / 512 - 1);
+		if (retval != STATUS_SUCCESS)
+			TRACE_RET(chip, retval);
+	}
+
+	RTS51X_DEBUGP("ms_card->ms_type = 0x%x\n", ms_card->ms_type);
+
+	return STATUS_SUCCESS;
+}
+
+static int mspro_set_rw_cmd(struct rts51x_chip *chip, u32 start_sec,
+			    u16 sec_cnt, u8 cmd)
+{
+	int retval, i;
+	u8 data[8];
+
+	data[0] = cmd;
+	data[1] = (u8) (sec_cnt >> 8);
+	data[2] = (u8) sec_cnt;
+	data[3] = (u8) (start_sec >> 24);
+	data[4] = (u8) (start_sec >> 16);
+	data[5] = (u8) (start_sec >> 8);
+	data[6] = (u8) start_sec;
+	data[7] = 0;
+
+	for (i = 0; i < MS_MAX_RETRY_COUNT; i++) {
+		retval =
+		    ms_write_bytes(chip, PRO_EX_SET_CMD, 7, WAIT_INT, data, 8);
+		if (retval == STATUS_SUCCESS)
+			break;
+	}
+	if (i == MS_MAX_RETRY_COUNT)
+		TRACE_RET(chip, STATUS_FAIL);
+
+	return STATUS_SUCCESS;
+}
+
+void mspro_stop_seq_mode(struct rts51x_chip *chip)
+{
+	struct ms_info *ms_card = &(chip->ms_card);
+	int retval;
+
+	if (ms_card->seq_mode) {
+		retval = ms_switch_clock(chip);
+		if (retval != STATUS_SUCCESS)
+			return;
+
+		ms_card->seq_mode = 0;
+		ms_card->total_sec_cnt = 0;
+		ms_card->last_rw_int = 0;
+		ms_send_cmd(chip, PRO_STOP, WAIT_INT);
+
+		rts51x_ep0_write_register(chip, MC_FIFO_CTL, FIFO_FLUSH,
+					  FIFO_FLUSH);
+	}
+}
+
+static inline int ms_auto_tune_clock(struct rts51x_chip *chip)
+{
+	struct ms_info *ms_card = &(chip->ms_card);
+	int retval;
+
+	if (chip->asic_code) {
+		if (ms_card->ms_clock > 30)
+			ms_card->ms_clock -= 20;
+	} else {
+		if (ms_card->ms_clock == CLK_80)
+			ms_card->ms_clock = CLK_60;
+		else if (ms_card->ms_clock == CLK_60)
+			ms_card->ms_clock = CLK_40;
+	}
+
+	retval = ms_switch_clock(chip);
+	if (retval != STATUS_SUCCESS)
+		TRACE_RET(chip, retval);
+
+	return STATUS_SUCCESS;
+}
+
+static int mspro_rw_multi_sector(struct scsi_cmnd *srb,
+				 struct rts51x_chip *chip, u32 start_sector,
+				 u16 sector_cnt)
+{
+	struct ms_info *ms_card = &(chip->ms_card);
+	int retval, mode_2k = 0;
+	u16 count;
+	u8 val, trans_mode, rw_tpc, rw_cmd;
+
+	ms_set_err_code(chip, MS_NO_ERROR);
+
+	ms_card->counter = 0;
+
+	if (CHK_MSHG(ms_card)) {
+		if ((start_sector % 4) || (sector_cnt % 4)) {
+			if (srb->sc_data_direction == DMA_FROM_DEVICE) {
+				rw_tpc = PRO_READ_LONG_DATA;
+				rw_cmd = PRO_READ_DATA;
+			} else {
+				rw_tpc = PRO_WRITE_LONG_DATA;
+				rw_cmd = PRO_WRITE_DATA;
+			}
+		} else {
+			if (srb->sc_data_direction == DMA_FROM_DEVICE) {
+				rw_tpc = PRO_READ_QUAD_DATA;
+				rw_cmd = PRO_READ_2K_DATA;
+			} else {
+				rw_tpc = PRO_WRITE_QUAD_DATA;
+				rw_cmd = PRO_WRITE_2K_DATA;
+			}
+			mode_2k = 1;
+		}
+	} else {
+		if (srb->sc_data_direction == DMA_FROM_DEVICE) {
+			rw_tpc = PRO_READ_LONG_DATA;
+			rw_cmd = PRO_READ_DATA;
+		} else {
+			rw_tpc = PRO_WRITE_LONG_DATA;
+			rw_cmd = PRO_WRITE_DATA;
+		}
+	}
+
+	retval = ms_switch_clock(chip);
+	if (retval != STATUS_SUCCESS)
+		TRACE_RET(chip, retval);
+
+	if (srb->sc_data_direction == DMA_FROM_DEVICE)
+		trans_mode = MS_TM_AUTO_READ;
+	else
+		trans_mode = MS_TM_AUTO_WRITE;
+
+	val = ms_card->last_rw_int;
+
+	if (ms_card->seq_mode) {
+		if ((ms_card->pre_dir != srb->sc_data_direction)
+		    || ((ms_card->pre_sec_addr + ms_card->pre_sec_cnt) !=
+			start_sector)
+		    || (mode_2k && (ms_card->seq_mode & MODE_512_SEQ))
+		    || (!mode_2k && (ms_card->seq_mode & MODE_2K_SEQ))
+		    || !(val & MS_INT_BREQ)
+		    || ((ms_card->total_sec_cnt + sector_cnt) > 0xFE00)) {
+			ms_card->seq_mode = 0;
+			ms_card->total_sec_cnt = 0;
+			ms_card->last_rw_int = 0;
+			if (val & MS_INT_BREQ) {
+				retval = ms_send_cmd(chip, PRO_STOP, WAIT_INT);
+				if (retval != STATUS_SUCCESS)
+					TRACE_RET(chip, retval);
+
+				rts51x_ep0_write_register(chip, MC_FIFO_CTL,
+					FIFO_FLUSH, FIFO_FLUSH);
+			}
+		}
+	}
+
+	if (!ms_card->seq_mode) {
+		ms_card->total_sec_cnt = 0;
+		if (sector_cnt >= 0x80) {
+			if ((ms_card->capacity - start_sector) > 0xFE00)
+				count = 0xFE00;
+			else
+				count =
+				    (u16) (ms_card->capacity - start_sector);
+			if (count > sector_cnt) {
+				if (mode_2k)
+					ms_card->seq_mode |= MODE_2K_SEQ;
+				else
+					ms_card->seq_mode |= MODE_512_SEQ;
+			}
+		} else {
+			count = sector_cnt;
+		}
+		retval = mspro_set_rw_cmd(chip, start_sector, count, rw_cmd);
+		if (retval != STATUS_SUCCESS) {
+			ms_card->seq_mode = 0;
+			TRACE_RET(chip, retval);
+		}
+	}
+
+	retval =
+	    ms_transfer_data(chip, trans_mode, rw_tpc, sector_cnt, WAIT_INT,
+			     mode_2k, scsi_sg_count(srb), scsi_sglist(srb),
+			     scsi_bufflen(srb));
+	if (retval != STATUS_SUCCESS) {
+		ms_card->seq_mode = 0;
+		rts51x_ep0_read_register(chip, MS_TRANS_CFG, &val);
+		rts51x_clear_ms_error(chip);
+		if (val & MS_INT_BREQ)
+			ms_send_cmd(chip, PRO_STOP, WAIT_INT);
+		if (val & (MS_CRC16_ERR | MS_RDY_TIMEOUT)) {
+			RTS51X_DEBUGP("MSPro CRC error, tune clock!\n");
+			ms_auto_tune_clock(chip);
+		}
+
+		TRACE_RET(chip, retval);
+	}
+
+	ms_card->pre_sec_addr = start_sector;
+	ms_card->pre_sec_cnt = sector_cnt;
+	ms_card->pre_dir = srb->sc_data_direction;
+	ms_card->total_sec_cnt += sector_cnt;
+
+	return STATUS_SUCCESS;
+}
+
+static int mspro_read_format_progress(struct rts51x_chip *chip,
+				      const int short_data_len)
+{
+	struct ms_info *ms_card = &(chip->ms_card);
+	int retval, i;
+	u32 total_progress, cur_progress;
+	u8 cnt, tmp;
+	u8 data[8];
+
+	ms_card->format_status = FORMAT_FAIL;
+
+	retval = ms_switch_clock(chip);
+	if (retval != STATUS_SUCCESS)
+		TRACE_RET(chip, retval);
+
+	RTS51X_READ_REG(chip, MS_TRANS_CFG, &tmp);
+
+	if ((tmp & (MS_INT_CED | MS_INT_CMDNK | MS_INT_ERR)) == MS_INT_CED) {
+		ms_card->format_status = FORMAT_SUCCESS;
+		ms_card->pro_under_formatting = 0;
+		return STATUS_SUCCESS;
+	}
+	if (!
+	    ((tmp & (MS_INT_BREQ | MS_INT_CED | MS_INT_CMDNK | MS_INT_ERR)) ==
+	     MS_INT_BREQ)) {
+		ms_card->pro_under_formatting = 0;
+		TRACE_RET(chip, STATUS_FAIL);
+	}
+
+	if (short_data_len >= 256)
+		cnt = 0;
+	else
+		cnt = (u8) short_data_len;
+
+	retval =
+	    ms_read_bytes(chip, PRO_READ_SHORT_DATA, cnt, WAIT_INT, data, 8);
+	if (retval != STATUS_SUCCESS)
+		TRACE_RET(chip, retval);
+
+	total_progress =
+	    (data[0] << 24) | (data[1] << 16) | (data[2] << 8) | data[3];
+	cur_progress =
+	    (data[4] << 24) | (data[5] << 16) | (data[6] << 8) | data[7];
+
+	RTS51X_DEBUGP("total_progress = %d, cur_progress = %d\n",
+		       total_progress, cur_progress);
+
+	if (total_progress == 0) {
+		ms_card->progress = 0;
+	} else {
+		u64 ulltmp = (u64) cur_progress * (u64) 65535;
+		do_div(ulltmp, total_progress);
+		ms_card->progress = (u16) ulltmp;
+	}
+	RTS51X_DEBUGP("progress = %d\n", ms_card->progress);
+
+	for (i = 0; i < 2500; i++) {
+		RTS51X_READ_REG(chip, MS_TRANS_CFG, &tmp);
+		if (tmp &
+		    (MS_INT_CED | MS_INT_CMDNK | MS_INT_BREQ | MS_INT_ERR))
+			break;
+
+		wait_timeout(1);
+	}
+
+	if (i == 2500)
+		TRACE_RET(chip, STATUS_FAIL);
+
+	RTS51X_DEBUGP("MSPro format tmp:%d\n", tmp);
+
+	if (tmp & (MS_INT_CMDNK | MS_INT_ERR))
+		TRACE_RET(chip, STATUS_FAIL);
+	if (tmp & MS_INT_CED) {
+		ms_card->format_status = FORMAT_SUCCESS;
+		ms_card->pro_under_formatting = 0;
+	} else if (tmp & MS_INT_BREQ) {
+		ms_card->format_status = FORMAT_IN_PROGRESS;
+	} else {
+		ms_card->format_status = FORMAT_FAIL;
+		ms_card->pro_under_formatting = 0;
+		TRACE_RET(chip, STATUS_FAIL);
+	}
+
+	RTS51X_DEBUGP("MSPro format format_status:%d\n",
+		       ms_card->format_status);
+
+	return STATUS_SUCCESS;
+}
+
+void mspro_polling_format_status(struct rts51x_chip *chip)
+{
+	struct ms_info *ms_card = &(chip->ms_card);
+	int i;
+
+	if (ms_card->pro_under_formatting) {
+		for (i = 0; i < 65535; i++) {
+			mspro_read_format_progress(chip, MS_SHORT_DATA_LEN);
+			if (ms_card->format_status != FORMAT_IN_PROGRESS)
+				break;
+		}
+	}
+
+	return;
+}
+
+void mspro_format_sense(struct rts51x_chip *chip, unsigned int lun)
+{
+	struct ms_info *ms_card = &(chip->ms_card);
+
+	if (CHK_FORMAT_STATUS(ms_card, FORMAT_SUCCESS)) {
+		set_sense_type(chip, lun, SENSE_TYPE_NO_SENSE);
+		ms_card->pro_under_formatting = 0;
+		ms_card->progress = 0;
+	} else if (CHK_FORMAT_STATUS(ms_card, FORMAT_IN_PROGRESS)) {
+		set_sense_data(chip, lun, CUR_ERR, 0x02, 0, 0x04, 0x04,
+			       0, (u16) (ms_card->progress));
+	} else {
+		set_sense_type(chip, lun, SENSE_TYPE_FORMAT_CMD_FAILED);
+		ms_card->pro_under_formatting = 0;
+		ms_card->progress = 0;
+	}
+}
+
+int mspro_format(struct scsi_cmnd *srb, struct rts51x_chip *chip,
+		 int short_data_len, int quick_format)
+{
+	struct ms_info *ms_card = &(chip->ms_card);
+	int retval, i;
+	u8 buf[8], tmp;
+	u16 para;
+
+	retval = ms_switch_clock(chip);
+	if (retval != STATUS_SUCCESS)
+		TRACE_RET(chip, retval);
+
+	retval = ms_set_rw_reg_addr(chip, 0x00, 0x00, Pro_TPCParm, 0x01);
+	if (retval != STATUS_SUCCESS)
+		TRACE_RET(chip, retval);
+
+	memset(buf, 0, 2);
+	switch (short_data_len) {
+	case 32:
+		buf[0] = 0;
+		break;
+	case 64:
+		buf[0] = 1;
+		break;
+	case 128:
+		buf[0] = 2;
+		break;
+	case 256:
+	default:
+		buf[0] = 3;
+		break;
+	}
+
+	for (i = 0; i < MS_MAX_RETRY_COUNT; i++) {
+		retval =
+		    ms_write_bytes(chip, PRO_WRITE_REG, 1, NO_WAIT_INT, buf, 2);
+		if (retval == STATUS_SUCCESS)
+			break;
+	}
+	if (i == MS_MAX_RETRY_COUNT)
+		TRACE_RET(chip, STATUS_FAIL);
+	/* Format command */
+	if (quick_format)
+		para = 0x0000;
+	else
+		para = 0x0001;
+	retval = mspro_set_rw_cmd(chip, 0, para, PRO_FORMAT);
+	if (retval != STATUS_SUCCESS)
+		TRACE_RET(chip, retval);
+	/* Check INT */
+	RTS51X_READ_REG(chip, MS_TRANS_CFG, &tmp);
+	if (tmp & (MS_INT_CMDNK | MS_INT_ERR))
+		TRACE_RET(chip, STATUS_FAIL);
+
+	if ((tmp & (MS_INT_BREQ | MS_INT_CED)) == MS_INT_BREQ) {
+		ms_card->pro_under_formatting = 1;
+		ms_card->progress = 0;
+		ms_card->format_status = FORMAT_IN_PROGRESS;
+		return STATUS_SUCCESS;
+	}
+
+	if (tmp & MS_INT_CED) {
+		ms_card->pro_under_formatting = 0;
+		ms_card->progress = 0;
+		ms_card->format_status = FORMAT_SUCCESS;
+		set_sense_type(chip, SCSI_LUN(srb), SENSE_TYPE_NO_SENSE);
+		return STATUS_SUCCESS;
+	}
+
+	TRACE_RET(chip, STATUS_FAIL);
+}
+
+#ifdef MS_SPEEDUP
+static int ms_read_multiple_pages(struct rts51x_chip *chip, u16 phy_blk,
+				  u16 log_blk, u8 start_page, u8 end_page,
+				  u8 *buf, void **ptr, unsigned int *offset)
+{
+	struct ms_info *ms_card = &(chip->ms_card);
+	int retval;
+	int send_blkend;
+	u8 extra[MS_EXTRA_SIZE], val1, val2, data[6];
+	u8 page_cnt = end_page - start_page, page_addr, sec_cnt;
+
+	if (end_page != (ms_card->page_off + 1))
+		send_blkend = 1;
+	else
+		send_blkend = 0;
+
+	retval =
+	    ms_read_extra_data(chip, phy_blk, start_page, extra, MS_EXTRA_SIZE);
+	if (retval == STATUS_SUCCESS) {
+		if ((extra[1] & 0x30) != 0x30) {
+			ms_set_err_code(chip, MS_FLASH_READ_ERROR);
+			TRACE_RET(chip, STATUS_FAIL);
+		}
+	}
+
+	if (CHK_MS4BIT(ms_card)) {
+		/* Parallel interface */
+		data[0] = 0x88;
+	} else {
+		/* Serial interface */
+		data[0] = 0x80;
+	}
+	/* Block Address */
+	data[1] = 0;
+	data[2] = (u8) (phy_blk >> 8);
+	data[3] = (u8) phy_blk;
+	/* Page Number
+	 * Extra data access mode */
+	data[4] = 0;
+	data[5] = start_page;
+
+	retval =
+	    ms_auto_set_cmd(chip, OverwriteFlag, MS_EXTRA_SIZE, SystemParm, 6,
+			    BLOCK_READ, WAIT_INT, data, 6, &val1);
+	if (retval != STATUS_SUCCESS)
+		TRACE_RET(chip, retval);
+
+	rts51x_init_cmd(chip);
+
+	if (send_blkend)
+		rts51x_add_cmd(chip, WRITE_REG_CMD, MS_BLKEND, SET_BLKEND,
+			       SET_BLKEND);
+	else
+		rts51x_add_cmd(chip, WRITE_REG_CMD, MS_BLKEND, SET_BLKEND, 0);
+	rts51x_add_cmd(chip, WRITE_REG_CMD, MS_TRANS_CFG, WAIT_INT,
+		       NO_WAIT_INT);
+	rts51x_add_cmd(chip, WRITE_REG_CMD, MS_SECTOR_CNT_L, 0xFF,
+		       (u8) page_cnt);
+	rts51x_add_cmd(chip, WRITE_REG_CMD, MS_SECTOR_CNT_H, 0xFF, 0);
+	rts51x_add_cmd(chip, WRITE_REG_CMD, MS_TPC, 0xFF, READ_PAGE_DATA);
+
+	trans_dma_enable(DMA_FROM_DEVICE, chip, 512 * page_cnt, DMA_512);
+
+	rts51x_add_cmd(chip, WRITE_REG_CMD, MS_TRANSFER, 0xFF,
+		       MS_TRANSFER_START | MS_TM_MULTI_READ);
+	rts51x_add_cmd(chip, CHECK_REG_CMD, MS_TRANSFER, MS_TRANSFER_END,
+		       MS_TRANSFER_END);
+
+	retval = rts51x_send_cmd(chip, MODE_CDIR | STAGE_MS_STATUS, 100);
+	if (retval != STATUS_SUCCESS)
+		TRACE_RET(chip, retval);
+
+	retval =
+	    rts51x_transfer_data_partial(chip, RCV_BULK_PIPE(chip), (void *)buf,
+					 ptr, offset, 512 * page_cnt,
+					 scsi_sg_count(chip->srb), NULL, 2000);
+	if (retval != STATUS_SUCCESS) {
+		rts51x_clear_ms_error(chip);
+		if (retval == STATUS_TIMEDOUT)
+			TRACE_RET(chip, retval);
+		TRACE_GOTO(chip, Fail);
+	}
+	retval = rts51x_get_rsp(chip, 3, 200);
+	if (CHECK_MS_TRANS_FAIL(chip, retval)) {
+		rts51x_clear_ms_error(chip);
+		if (retval == STATUS_TIMEDOUT)
+			TRACE_RET(chip, retval);
+		TRACE_GOTO(chip, Fail);
+	}
+
+	return STATUS_SUCCESS;
+
+Fail:
+	rts51x_init_cmd(chip);
+
+	rts51x_add_cmd(chip, READ_REG_CMD, MS_SECTOR_CNT_L, 0, 0);
+
+	retval = rts51x_send_cmd(chip, MODE_CR | STAGE_MS_STATUS, 100);
+	if (retval != STATUS_SUCCESS)
+		TRACE_RET(chip, retval);
+
+	retval = rts51x_get_rsp(chip, 3, 200);
+
+	if (CHECK_MS_TRANS_FAIL(chip, retval))
+		TRACE_RET(chip, STATUS_FAIL);
+
+	sec_cnt = chip->rsp_buf[0];
+	RTS51X_DEBUGP("%d pages need be trasferred, %d pages remained\n",
+		       (int)page_cnt, (int)sec_cnt);
+	page_addr = start_page + (page_cnt - sec_cnt);
+
+	if (CHK_MS4BIT(ms_card)) {
+		val1 = chip->rsp_buf[1];
+		RTS51X_DEBUGP("MS_TRANS_CFG: 0x%x\n", val1);
+	} else {
+		val1 = 0;
+	}
+
+	val2 = chip->rsp_buf[2];
+	RTS51X_DEBUGP("GET_INT: 0x%x\n", val2);
+
+	if ((val1 & INT_CMDNK) || (val2 & INT_REG_CMDNK)) {
+		ms_set_err_code(chip, MS_CMD_NK);
+		TRACE_RET(chip, STATUS_FAIL);
+	}
+
+	if ((val1 & INT_ERR) || (val2 & INT_REG_ERR)) {
+		if ((val1 & INT_BREQ) || (val2 & INT_REG_BREQ)) {
+			retval = ms_read_status_reg(chip);
+			if (retval != STATUS_SUCCESS) {
+				if (!(chip->card_wp & MS_CARD)) {
+					reset_ms(chip);
+					ms_set_page_status(log_blk, setPS_NG,
+						extra, MS_EXTRA_SIZE);
+					ms_write_extra_data(chip, phy_blk,
+						page_addr, extra,
+						MS_EXTRA_SIZE);
+				}
+				ms_set_err_code(chip, MS_FLASH_READ_ERROR);
+				TRACE_RET(chip, STATUS_FAIL);
+			}
+		} else {
+			ms_set_err_code(chip, MS_FLASH_READ_ERROR);
+			TRACE_RET(chip, STATUS_FAIL);
+		}
+	} else {
+		if (CHK_MS4BIT(ms_card)) {
+			if (!(val1 & INT_BREQ) && !(val2 & INT_REG_BREQ)) {
+				ms_set_err_code(chip, MS_BREQ_ERROR);
+				TRACE_RET(chip, STATUS_FAIL);
+			}
+		} else {
+			if (!(val2 & INT_REG_BREQ)) {
+				ms_set_err_code(chip, MS_BREQ_ERROR);
+				TRACE_RET(chip, STATUS_FAIL);
+			}
+		}
+	}
+
+	TRACE_RET(chip, STATUS_FAIL);
+}
+
+static int ms_write_multiple_pages(struct rts51x_chip *chip, u16 old_blk,
+				   u16 new_blk, u16 log_blk, u8 start_page,
+				   u8 end_page, u8 *buf, void **ptr,
+				   unsigned int *offset)
+{
+	struct ms_info *ms_card = &(chip->ms_card);
+	int retval, i;
+	int send_blkend;
+	u8 val, data[16];
+	u8 page_cnt = end_page - start_page;
+
+	if ((end_page == (ms_card->page_off + 1)) || (page_cnt == 1))
+		send_blkend = 0;
+	else
+		send_blkend = 1;
+
+	if (!start_page) {
+		if (CHK_MS4BIT(ms_card)) {
+			/* Parallel interface */
+			data[0] = 0x88;
+		} else {
+			/* Serial interface */
+			data[0] = 0x80;
+		}
+		/* Block Address */
+		data[1] = 0;
+		data[2] = (u8) (old_blk >> 8);
+		data[3] = (u8) old_blk;
+		data[4] = 0x80;
+		data[5] = 0;
+		data[6] = 0xEF;
+		data[7] = 0xFF;
+
+		retval =
+		    ms_auto_set_cmd(chip, OverwriteFlag, MS_EXTRA_SIZE,
+				    SystemParm, 7, BLOCK_WRITE, WAIT_INT, data,
+				    7, &val);
+		if (retval != STATUS_SUCCESS)
+			TRACE_RET(chip, retval);
+	}
+
+	retval =
+	    ms_set_rw_reg_addr(chip, OverwriteFlag, MS_EXTRA_SIZE, SystemParm,
+			       (6 + MS_EXTRA_SIZE));
+	if (retval != STATUS_SUCCESS)
+		TRACE_RET(chip, retval);
+
+	ms_set_err_code(chip, MS_NO_ERROR);
+
+	if (CHK_MS4BIT(ms_card)) {
+		/* Parallel interface */
+		data[0] = 0x88;
+	} else {
+		/* Serial interface */
+		data[0] = 0x80;
+	}
+	/* Block Address */
+	data[1] = 0;
+	data[2] = (u8) (new_blk >> 8);
+	data[3] = (u8) new_blk;
+	/* Page Number
+	 * Extra data access mode */
+	if (page_cnt == 1) {
+		/* Single page access mode */
+		data[4] = 0x20;
+	} else {
+		/* Block access mode */
+		data[4] = 0;
+	}
+	data[5] = start_page;
+	data[6] = 0xF8;
+	data[7] = 0xFF;
+	data[8] = (u8) (log_blk >> 8);
+	data[9] = (u8) log_blk;
+
+	for (i = 0x0A; i < 0x10; i++) {
+		/* ECC */
+		data[i] = 0xFF;
+	}
+
+	retval =
+	    ms_auto_set_cmd(chip, OverwriteFlag, MS_EXTRA_SIZE, SystemParm,
+			    (6 + MS_EXTRA_SIZE), BLOCK_WRITE, WAIT_INT, data,
+			    16, &val);
+	if (retval != STATUS_SUCCESS)
+		TRACE_RET(chip, retval);
+
+	rts51x_init_cmd(chip);
+
+	if (send_blkend)
+		rts51x_add_cmd(chip, WRITE_REG_CMD, MS_BLKEND, SET_BLKEND,
+			       SET_BLKEND);
+	else
+		rts51x_add_cmd(chip, WRITE_REG_CMD, MS_BLKEND, SET_BLKEND, 0);
+	rts51x_add_cmd(chip, WRITE_REG_CMD, MS_TRANS_CFG, WAIT_INT,
+		       NO_WAIT_INT);
+	rts51x_add_cmd(chip, WRITE_REG_CMD, MS_SECTOR_CNT_L, 0xFF,
+		       (u8) page_cnt);
+	rts51x_add_cmd(chip, WRITE_REG_CMD, MS_SECTOR_CNT_H, 0xFF, 0);
+	rts51x_add_cmd(chip, WRITE_REG_CMD, MS_TPC, 0xFF, WRITE_PAGE_DATA);
+	rts51x_add_cmd(chip, WRITE_REG_CMD, CARD_DATA_SOURCE, 0x01,
+		       RING_BUFFER);
+
+	trans_dma_enable(DMA_TO_DEVICE, chip, 512 * page_cnt, DMA_512);
+
+	rts51x_add_cmd(chip, WRITE_REG_CMD, MS_TRANSFER, 0xFF,
+		       MS_TRANSFER_START | MS_TM_MULTI_WRITE);
+	rts51x_add_cmd(chip, CHECK_REG_CMD, MS_TRANSFER, MS_TRANSFER_END,
+		       MS_TRANSFER_END);
+
+	retval = rts51x_send_cmd(chip, MODE_CDOR | STAGE_MS_STATUS, 100);
+	if (retval != STATUS_SUCCESS)
+		TRACE_RET(chip, retval);
+
+	retval =
+	    rts51x_transfer_data_partial(chip, SND_BULK_PIPE(chip), (void *)buf,
+					 ptr, offset, 512 * page_cnt,
+					 scsi_sg_count(chip->srb), NULL, 2000);
+	if (retval != STATUS_SUCCESS) {
+		rts51x_clear_ms_error(chip);
+		TRACE_RET(chip, retval);
+	}
+
+	retval = rts51x_get_rsp(chip, 3, 2000);
+
+
+	if (CHECK_MS_TRANS_FAIL(chip, retval)) {
+		rts51x_clear_ms_error(chip);
+		TRACE_RET(chip, STATUS_FAIL);
+	}
+
+	return STATUS_SUCCESS;
+}
+
+#else
+
+static int ms_read_multiple_pages(struct rts51x_chip *chip, u16 phy_blk,
+				  u16 log_blk, u8 start_page, u8 end_page,
+				  u8 *buf, void **ptr, unsigned int *offset)
+{
+	struct ms_info *ms_card = &(chip->ms_card);
+	int retval, i;
+	u8 extra[MS_EXTRA_SIZE], page_addr, val, trans_cfg, data[6];
+
+	retval =
+	    ms_read_extra_data(chip, phy_blk, start_page, extra, MS_EXTRA_SIZE);
+	if (retval == STATUS_SUCCESS) {
+		if ((extra[1] & 0x30) != 0x30) {
+			ms_set_err_code(chip, MS_FLASH_READ_ERROR);
+			TRACE_RET(chip, STATUS_FAIL);
+		}
+	}
+
+	retval =
+	    ms_set_rw_reg_addr(chip, OverwriteFlag, MS_EXTRA_SIZE, SystemParm,
+			       6);
+	if (retval != STATUS_SUCCESS)
+		TRACE_RET(chip, retval);
+	/* Write REG */
+	if (CHK_MS4BIT(ms_card)) {
+		/* Parallel interface */
+		data[0] = 0x88;
+	} else {
+		/* Serial interface */
+		data[0] = 0x80;
+	}
+	/* Block Address */
+	data[1] = 0;
+	data[2] = (u8) (phy_blk >> 8);
+	data[3] = (u8) phy_blk;
+	/* Page Number
+	 * Extra data access mode */
+	data[4] = 0;
+	data[5] = start_page;
+
+	for (i = 0; i < MS_MAX_RETRY_COUNT; i++) {
+		retval =
+		    ms_write_bytes(chip, WRITE_REG, 6, NO_WAIT_INT, data, 6);
+		if (retval == STATUS_SUCCESS)
+			break;
+	}
+	if (i == MS_MAX_RETRY_COUNT)
+		TRACE_RET(chip, STATUS_FAIL);
+
+	ms_set_err_code(chip, MS_NO_ERROR);
+
+	retval = ms_send_cmd(chip, BLOCK_READ, WAIT_INT);
+	if (retval != STATUS_SUCCESS)
+		TRACE_RET(chip, retval);
+
+	for (page_addr = start_page; page_addr < end_page; page_addr++) {
+		ms_set_err_code(chip, MS_NO_ERROR);
+
+		if (monitor_card_cd(chip, MS_CARD) == CD_NOT_EXIST) {
+			ms_set_err_code(chip, MS_NO_CARD);
+			chip->card_exist &= ~MS_CARD;
+			chip->card_ready &= ~MS_CARD;
+			TRACE_RET(chip, STATUS_FAIL);
+		}
+		/* GET_INT Register */
+		retval = ms_read_bytes(chip, GET_INT, 1, NO_WAIT_INT, &val, 1);
+		if (retval != STATUS_SUCCESS)
+			TRACE_RET(chip, retval);
+		if (val & INT_REG_CMDNK) {
+			ms_set_err_code(chip, MS_CMD_NK);
+			TRACE_RET(chip, STATUS_FAIL);
+		}
+		if (val & INT_REG_ERR) {
+			if (val & INT_REG_BREQ) {
+				retval = ms_read_status_reg(chip);
+				if (retval != STATUS_SUCCESS) {
+					if (!(chip->card_wp & MS_CARD)) {
+						reset_ms(chip);
+						ms_set_page_status(log_blk,
+							setPS_NG, extra,
+							MS_EXTRA_SIZE);
+						ms_write_extra_data(chip,
+							phy_blk, page_addr,
+							extra, MS_EXTRA_SIZE);
+					}
+					ms_set_err_code(chip,
+							MS_FLASH_READ_ERROR);
+					TRACE_RET(chip, STATUS_FAIL);
+				}
+			} else {
+				ms_set_err_code(chip, MS_FLASH_READ_ERROR);
+				TRACE_RET(chip, STATUS_FAIL);
+			}
+		} else {
+			if (!(val & INT_REG_BREQ)) {
+				ms_set_err_code(chip, MS_BREQ_ERROR);
+				TRACE_RET(chip, STATUS_FAIL);
+			}
+		}
+
+		if (page_addr == (end_page - 1)) {
+			if (!(val & INT_REG_CED)) {
+				retval = ms_send_cmd(chip, BLOCK_END, WAIT_INT);
+				if (retval != STATUS_SUCCESS)
+					TRACE_RET(chip, retval);
+			}
+			retval =
+			    ms_read_bytes(chip, GET_INT, 1, NO_WAIT_INT, &val,
+					  1);
+			if (retval != STATUS_SUCCESS)
+				TRACE_RET(chip, retval);
+			if (!(val & INT_REG_CED)) {
+				ms_set_err_code(chip, MS_FLASH_READ_ERROR);
+				TRACE_RET(chip, STATUS_FAIL);
+			}
+
+			trans_cfg = NO_WAIT_INT;
+		} else {
+			trans_cfg = WAIT_INT;
+		}
+
+		rts51x_init_cmd(chip);
+
+		rts51x_add_cmd(chip, WRITE_REG_CMD, MS_TPC, 0xFF,
+			       READ_PAGE_DATA);
+		rts51x_add_cmd(chip, WRITE_REG_CMD, MS_TRANS_CFG, 0xFF,
+			       trans_cfg);
+
+		trans_dma_enable(DMA_FROM_DEVICE, chip, 512, DMA_512);
+
+		rts51x_add_cmd(chip, WRITE_REG_CMD, MS_TRANSFER, 0xFF,
+			       MS_TRANSFER_START | MS_TM_NORMAL_READ);
+		rts51x_add_cmd(chip, CHECK_REG_CMD, MS_TRANSFER,
+			       MS_TRANSFER_END, MS_TRANSFER_END);
+
+		retval = rts51x_send_cmd(chip, MODE_CDIR, 100);
+		if (retval != STATUS_SUCCESS)
+			TRACE_RET(chip, retval);
+
+		retval =
+		    rts51x_transfer_data_partial(chip, RCV_BULK_PIPE(chip),
+						 (void *)buf, ptr, offset, 512,
+						 scsi_sg_count(chip->srb), NULL,
+						 2000);
+		if (retval != STATUS_SUCCESS) {
+			if (retval == STATUS_TIMEDOUT) {
+				ms_set_err_code(chip, MS_TO_ERROR);
+				rts51x_clear_ms_error(chip);
+				TRACE_RET(chip, retval);
+			}
+
+			retval =
+			    rts51x_ep0_read_register(chip, MS_TRANS_CFG, &val);
+			if (retval != STATUS_SUCCESS) {
+				ms_set_err_code(chip, MS_TO_ERROR);
+				rts51x_clear_ms_error(chip);
+				TRACE_RET(chip, STATUS_FAIL);
+			}
+			if (val & (MS_CRC16_ERR | MS_RDY_TIMEOUT)) {
+				ms_set_err_code(chip, MS_CRC16_ERROR);
+				rts51x_clear_ms_error(chip);
+				TRACE_RET(chip, STATUS_FAIL);
+			}
+		}
+
+		retval = rts51x_get_rsp(chip, 1, 2000);
+		if (CHECK_MS_TRANS_FAIL(chip, retval)) {
+			if (retval == STATUS_TIMEDOUT) {
+				ms_set_err_code(chip, MS_TO_ERROR);
+				rts51x_clear_ms_error(chip);
+				TRACE_RET(chip, retval);
+			}
+
+			retval =
+			    rts51x_ep0_read_register(chip, MS_TRANS_CFG, &val);
+			if (retval != STATUS_SUCCESS) {
+				ms_set_err_code(chip, MS_TO_ERROR);
+				rts51x_clear_ms_error(chip);
+				TRACE_RET(chip, retval);
+			}
+			if (val & (MS_CRC16_ERR | MS_RDY_TIMEOUT)) {
+				ms_set_err_code(chip, MS_CRC16_ERROR);
+				rts51x_clear_ms_error(chip);
+				TRACE_RET(chip, STATUS_FAIL);
+			}
+		}
+	}
+
+	return STATUS_SUCCESS;
+}
+
+static int ms_write_multiple_pages(struct rts51x_chip *chip, u16 old_blk,
+				   u16 new_blk, u16 log_blk, u8 start_page,
+				   u8 end_page, u8 *buf, void **ptr,
+				   unsigned int *offset)
+{
+	struct ms_info *ms_card = &(chip->ms_card);
+	int retval, i;
+	u8 page_addr, val, data[16];
+
+	if (!start_page) {
+		retval =
+		    ms_set_rw_reg_addr(chip, OverwriteFlag, MS_EXTRA_SIZE,
+				       SystemParm, 7);
+		if (retval != STATUS_SUCCESS)
+			TRACE_RET(chip, retval);
+
+		if (CHK_MS4BIT(ms_card)) {
+			/* Parallel interface */
+			data[0] = 0x88;
+		} else {
+			/* Serial interface */
+			data[0] = 0x80;
+		}
+		/* Block Address */
+		data[1] = 0;
+		data[2] = (u8) (old_blk >> 8);
+		data[3] = (u8) old_blk;
+		data[4] = 0x80;
+		data[5] = 0;
+		data[6] = 0xEF;
+		data[7] = 0xFF;
+
+		retval =
+		    ms_write_bytes(chip, WRITE_REG, 7, NO_WAIT_INT, data, 8);
+		if (retval != STATUS_SUCCESS)
+			TRACE_RET(chip, retval);
+
+		retval = ms_send_cmd(chip, BLOCK_WRITE, WAIT_INT);
+		if (retval != STATUS_SUCCESS)
+			TRACE_RET(chip, retval);
+		/* GET_INT Register */
+		ms_set_err_code(chip, MS_NO_ERROR);
+		retval =
+		    ms_transfer_tpc(chip, MS_TM_READ_BYTES, GET_INT, 1,
+				    NO_WAIT_INT);
+		if (retval != STATUS_SUCCESS)
+			TRACE_RET(chip, retval);
+	}
+
+	retval =
+	    ms_set_rw_reg_addr(chip, OverwriteFlag, MS_EXTRA_SIZE, SystemParm,
+			       (6 + MS_EXTRA_SIZE));
+	if (retval != STATUS_SUCCESS)
+		TRACE_RET(chip, retval);
+
+	ms_set_err_code(chip, MS_NO_ERROR);
+
+	if (CHK_MS4BIT(ms_card)) {
+		/* Parallel interface */
+		data[0] = 0x88;
+	} else {
+		/* Serial interface */
+		data[0] = 0x80;
+	}
+	/* Block Address */
+	data[1] = 0;
+	data[2] = (u8) (new_blk >> 8);
+	data[3] = (u8) new_blk;
+	/* Page Number
+	 * Extra data access mode */
+	if ((end_page - start_page) == 1) {
+		/* Single page access mode */
+		data[4] = 0x20;
+	} else {
+		/* Block access mode */
+		data[4] = 0;
+	}
+	data[5] = start_page;
+	data[6] = 0xF8;
+	data[7] = 0xFF;
+	data[8] = (u8) (log_blk >> 8);
+	data[9] = (u8) log_blk;
+
+	for (i = 0x0A; i < 0x10; i++) {
+		/* ECC */
+		data[i] = 0xFF;
+	}
+
+	for (i = 0; i < MS_MAX_RETRY_COUNT; i++) {
+		retval =
+		    ms_write_bytes(chip, WRITE_REG, 6 + MS_EXTRA_SIZE,
+				   NO_WAIT_INT, data, 16);
+		if (retval == STATUS_SUCCESS)
+			break;
+	}
+	if (i == MS_MAX_RETRY_COUNT)
+		TRACE_RET(chip, STATUS_FAIL);
+
+	for (i = 0; i < MS_MAX_RETRY_COUNT; i++) {
+		retval = ms_send_cmd(chip, BLOCK_WRITE, WAIT_INT);
+		if (retval == STATUS_SUCCESS)
+			break;
+	}
+	if (i == MS_MAX_RETRY_COUNT)
+		TRACE_RET(chip, STATUS_FAIL);
+	/* GET_INT Register */
+	retval = ms_read_bytes(chip, GET_INT, 1, NO_WAIT_INT, &val, 1);
+	if (retval != STATUS_SUCCESS)
+		TRACE_RET(chip, retval);
+
+	for (page_addr = start_page; page_addr < end_page; page_addr++) {
+		ms_set_err_code(chip, MS_NO_ERROR);
+
+		if (monitor_card_cd(chip, MS_CARD) == CD_NOT_EXIST) {
+			ms_set_err_code(chip, MS_NO_CARD);
+			TRACE_RET(chip, STATUS_FAIL);
+		}
+
+		if (val & INT_REG_CMDNK) {
+			ms_set_err_code(chip, MS_CMD_NK);
+			TRACE_RET(chip, STATUS_FAIL);
+		}
+		if (val & INT_REG_ERR) {
+			ms_set_err_code(chip, MS_FLASH_WRITE_ERROR);
+			TRACE_RET(chip, STATUS_FAIL);
+		}
+		if (!(val & INT_REG_BREQ)) {
+			ms_set_err_code(chip, MS_BREQ_ERROR);
+			TRACE_RET(chip, STATUS_FAIL);
+		}
+
+		udelay(30);
+
+		rts51x_init_cmd(chip);
+
+		rts51x_add_cmd(chip, WRITE_REG_CMD, MS_TPC, 0xFF,
+			       WRITE_PAGE_DATA);
+		rts51x_add_cmd(chip, WRITE_REG_CMD, MS_TRANS_CFG, 0xFF,
+			       WAIT_INT);
+
+		trans_dma_enable(DMA_TO_DEVICE, chip, 512, DMA_512);
+
+		rts51x_add_cmd(chip, WRITE_REG_CMD, MS_TRANSFER, 0xFF,
+			       MS_TRANSFER_START | MS_TM_NORMAL_WRITE);
+		rts51x_add_cmd(chip, CHECK_REG_CMD, MS_TRANSFER,
+			       MS_TRANSFER_END, MS_TRANSFER_END);
+
+		retval = rts51x_send_cmd(chip, MODE_CDOR, 100);
+		if (retval != STATUS_SUCCESS)
+			TRACE_RET(chip, retval);
+
+		retval =
+		    rts51x_transfer_data_partial(chip, SND_BULK_PIPE(chip),
+						 (void *)buf, ptr, offset, 512,
+						 scsi_sg_count(chip->srb), NULL,
+						 2000);
+		if (retval != STATUS_SUCCESS) {
+			ms_set_err_code(chip, MS_TO_ERROR);
+			rts51x_clear_ms_error(chip);
+
+			if (retval == STATUS_TIMEDOUT)
+				TRACE_RET(chip, STATUS_TIMEDOUT);
+			else
+				TRACE_RET(chip, STATUS_FAIL);
+		}
+
+		retval = rts51x_get_rsp(chip, 1, 2000);
+		if (CHECK_MS_TRANS_FAIL(chip, retval)) {
+			ms_set_err_code(chip, MS_TO_ERROR);
+			rts51x_clear_ms_error(chip);
+
+			if (retval == STATUS_TIMEDOUT)
+				TRACE_RET(chip, STATUS_TIMEDOUT);
+			else
+				TRACE_RET(chip, STATUS_FAIL);
+		}
+		/* GET_INT Register */
+		retval = ms_read_bytes(chip, GET_INT, 1, NO_WAIT_INT, &val, 1);
+		if (retval != STATUS_SUCCESS)
+			TRACE_RET(chip, retval);
+
+		if ((end_page - start_page) == 1) {
+			if (!(val & INT_REG_CED)) {
+				/* Command can not be executed */
+				ms_set_err_code(chip, MS_FLASH_WRITE_ERROR);
+				TRACE_RET(chip, STATUS_FAIL);
+			}
+		} else {
+			if (page_addr == (end_page - 1)) {
+				if (!(val & INT_REG_CED)) {
+					retval =
+					    ms_send_cmd(chip, BLOCK_END,
+							WAIT_INT);
+					if (retval != STATUS_SUCCESS)
+						TRACE_RET(chip, retval);
+				}
+				/* GET_INT Register */
+				retval =
+				    ms_read_bytes(chip, GET_INT, 1, NO_WAIT_INT,
+						  &val, 1);
+				if (retval != STATUS_SUCCESS)
+					TRACE_RET(chip, retval);
+			}
+
+			if ((page_addr == (end_page - 1))
+			    || (page_addr == ms_card->page_off)) {
+				if (!(val & INT_REG_CED)) {
+					ms_set_err_code(chip,
+							MS_FLASH_WRITE_ERROR);
+					TRACE_RET(chip, STATUS_FAIL);
+				}
+			}
+		}
+	}
+
+	return STATUS_SUCCESS;
+}
+#endif
+
+static int ms_finish_write(struct rts51x_chip *chip, u16 old_blk, u16 new_blk,
+			   u16 log_blk, u8 page_off)
+{
+	struct ms_info *ms_card = &(chip->ms_card);
+	int retval, seg_no;
+
+#ifdef MS_SPEEDUP
+	retval = ms_auto_copy_page(chip, old_blk, new_blk, log_blk,
+				   page_off, ms_card->page_off + 1);
+#else
+	retval = ms_copy_page(chip, old_blk, new_blk, log_blk,
+			      page_off, ms_card->page_off + 1);
+#endif
+	if (retval != STATUS_SUCCESS)
+		TRACE_RET(chip, retval);
+
+	seg_no = old_blk >> 9;
+
+	if (MS_TST_BAD_BLOCK_FLG(ms_card)) {
+		MS_CLR_BAD_BLOCK_FLG(ms_card);
+		ms_set_bad_block(chip, old_blk);
+	} else {
+		retval = ms_erase_block(chip, old_blk);
+		if (retval == STATUS_SUCCESS)
+			ms_set_unused_block(chip, old_blk);
+	}
+
+	ms_set_l2p_tbl(chip, seg_no, log_blk - ms_start_idx[seg_no], new_blk);
+
+	return STATUS_SUCCESS;
+}
+
+static int ms_prepare_write(struct rts51x_chip *chip, u16 old_blk, u16 new_blk,
+			    u16 log_blk, u8 start_page)
+{
+	int retval;
+
+	if (start_page) {
+#ifdef MS_SPEEDUP
+		retval =
+		    ms_auto_copy_page(chip, old_blk, new_blk, log_blk, 0,
+				      start_page);
+#else
+		retval =
+		    ms_copy_page(chip, old_blk, new_blk, log_blk, 0,
+				 start_page);
+#endif
+		if (retval != STATUS_SUCCESS)
+			TRACE_RET(chip, retval);
+	}
+
+	return STATUS_SUCCESS;
+}
+
+int ms_delay_write(struct rts51x_chip *chip)
+{
+	struct ms_info *ms_card = &(chip->ms_card);
+	struct ms_delay_write_tag *delay_write = &(ms_card->delay_write);
+	int retval;
+
+	if (delay_write->delay_write_flag) {
+		retval = ms_set_init_para(chip);
+		if (retval != STATUS_SUCCESS)
+			TRACE_RET(chip, retval);
+
+		delay_write->delay_write_flag = 0;
+		retval = ms_finish_write(chip,
+					 delay_write->old_phyblock,
+					 delay_write->new_phyblock,
+					 delay_write->logblock,
+					 delay_write->pageoff);
+		if (retval != STATUS_SUCCESS)
+			TRACE_RET(chip, retval);
+	}
+
+	return STATUS_SUCCESS;
+}
+
+static inline void ms_rw_fail(struct scsi_cmnd *srb, struct rts51x_chip *chip)
+{
+	if (srb->sc_data_direction == DMA_FROM_DEVICE)
+		set_sense_type(chip, SCSI_LUN(srb),
+			       SENSE_TYPE_MEDIA_UNRECOVER_READ_ERR);
+	else
+		set_sense_type(chip, SCSI_LUN(srb), SENSE_TYPE_MEDIA_WRITE_ERR);
+}
+
+static int ms_rw_multi_sector(struct scsi_cmnd *srb, struct rts51x_chip *chip,
+			      u32 start_sector, u16 sector_cnt)
+{
+	struct ms_info *ms_card = &(chip->ms_card);
+	unsigned int lun = SCSI_LUN(srb);
+	int retval, seg_no;
+	unsigned int offset = 0;
+	u16 old_blk = 0, new_blk = 0, log_blk, total_sec_cnt = sector_cnt;
+	u8 start_page, end_page = 0, page_cnt;
+	u8 *buf;
+	void *ptr = NULL;
+	struct ms_delay_write_tag *delay_write = &(ms_card->delay_write);
+
+	ms_set_err_code(chip, MS_NO_ERROR);
+
+	ms_card->counter = 0;
+
+	buf = (u8 *) scsi_sglist(srb);
+
+	retval = ms_switch_clock(chip);
+	if (retval != STATUS_SUCCESS) {
+		ms_rw_fail(srb, chip);
+		TRACE_RET(chip, retval);
+	}
+
+	log_blk = (u16) (start_sector >> ms_card->block_shift);
+	start_page = (u8) (start_sector & ms_card->page_off);
+
+	for (seg_no = 0; seg_no < sizeof(ms_start_idx) / 2; seg_no++) {
+		if (log_blk < ms_start_idx[seg_no + 1])
+			break;
+	}
+
+	if (ms_card->segment[seg_no].build_flag == 0) {
+		retval = ms_build_l2p_tbl(chip, seg_no);
+		if (retval != STATUS_SUCCESS) {
+			chip->card_fail |= MS_CARD;
+			set_sense_type(chip, lun, SENSE_TYPE_MEDIA_NOT_PRESENT);
+			TRACE_RET(chip, retval);
+		}
+	}
+
+	if (srb->sc_data_direction == DMA_TO_DEVICE) {
+		if (delay_write->delay_write_flag &&
+		    (delay_write->logblock == log_blk) &&
+		    (start_page > delay_write->pageoff)) {
+			delay_write->delay_write_flag = 0;
+#ifdef MS_SPEEDUP
+			retval = ms_auto_copy_page(chip,
+						   delay_write->old_phyblock,
+						   delay_write->new_phyblock,
+						   log_blk,
+						   delay_write->pageoff,
+						   start_page);
+#else
+			retval = ms_copy_page(chip,
+					      delay_write->old_phyblock,
+					      delay_write->new_phyblock,
+					      log_blk, delay_write->pageoff,
+					      start_page);
+#endif
+			if (retval != STATUS_SUCCESS) {
+				set_sense_type(chip, lun,
+					       SENSE_TYPE_MEDIA_WRITE_ERR);
+				TRACE_RET(chip, retval);
+			}
+			old_blk = delay_write->old_phyblock;
+			new_blk = delay_write->new_phyblock;
+		} else if (delay_write->delay_write_flag &&
+			   (delay_write->logblock == log_blk) &&
+			   (start_page == delay_write->pageoff)) {
+			delay_write->delay_write_flag = 0;
+			old_blk = delay_write->old_phyblock;
+			new_blk = delay_write->new_phyblock;
+		} else {
+			retval = ms_delay_write(chip);
+			if (retval != STATUS_SUCCESS) {
+				set_sense_type(chip, lun,
+					       SENSE_TYPE_MEDIA_WRITE_ERR);
+				TRACE_RET(chip, retval);
+			}
+			old_blk =
+			    ms_get_l2p_tbl(chip, seg_no,
+					   log_blk - ms_start_idx[seg_no]);
+			new_blk = ms_get_unused_block(chip, seg_no);
+			if ((old_blk == 0xFFFF) || (new_blk == 0xFFFF)) {
+				set_sense_type(chip, lun,
+					       SENSE_TYPE_MEDIA_WRITE_ERR);
+				TRACE_RET(chip, STATUS_FAIL);
+			}
+
+			retval =
+			    ms_prepare_write(chip, old_blk, new_blk, log_blk,
+					     start_page);
+			if (retval != STATUS_SUCCESS) {
+				if (monitor_card_cd(chip, MS_CARD) ==
+				    CD_NOT_EXIST) {
+					set_sense_type(chip, lun,
+						SENSE_TYPE_MEDIA_NOT_PRESENT);
+					TRACE_RET(chip, STATUS_FAIL);
+				}
+
+				set_sense_type(chip, lun,
+					       SENSE_TYPE_MEDIA_WRITE_ERR);
+				TRACE_RET(chip, retval);
+			}
+		}
+	} else {
+		retval = ms_delay_write(chip);
+		if (retval != STATUS_SUCCESS) {
+			if (monitor_card_cd(chip, MS_CARD) == CD_NOT_EXIST) {
+				set_sense_type(chip, lun,
+					       SENSE_TYPE_MEDIA_NOT_PRESENT);
+				TRACE_RET(chip, STATUS_FAIL);
+			}
+
+			set_sense_type(chip, lun,
+				       SENSE_TYPE_MEDIA_UNRECOVER_READ_ERR);
+			TRACE_RET(chip, retval);
+		}
+		old_blk =
+		    ms_get_l2p_tbl(chip, seg_no,
+				   log_blk - ms_start_idx[seg_no]);
+		if (old_blk == 0xFFFF) {
+			set_sense_type(chip, lun,
+				       SENSE_TYPE_MEDIA_UNRECOVER_READ_ERR);
+			TRACE_RET(chip, STATUS_FAIL);
+		}
+	}
+
+	RTS51X_DEBUGP("seg_no = %d, old_blk = 0x%x, new_blk = 0x%x\n", seg_no,
+		       old_blk, new_blk);
+
+	while (total_sec_cnt) {
+		if ((start_page + total_sec_cnt) > (ms_card->page_off + 1))
+			end_page = ms_card->page_off + 1;
+		else
+			end_page = start_page + (u8) total_sec_cnt;
+		page_cnt = end_page - start_page;
+
+		RTS51X_DEBUGP("start_page = %d, end_page = %d,"
+					"page_cnt = %d\n",
+					start_page, end_page, page_cnt);
+
+		if (srb->sc_data_direction == DMA_FROM_DEVICE)
+			retval = ms_read_multiple_pages(chip,
+							old_blk, log_blk,
+							start_page, end_page,
+							buf, &ptr, &offset);
+		else
+			retval = ms_write_multiple_pages(chip, old_blk,
+							 new_blk, log_blk,
+							 start_page, end_page,
+							 buf, &ptr, &offset);
+
+		if (retval != STATUS_SUCCESS) {
+			if (monitor_card_cd(chip, MS_CARD) == CD_NOT_EXIST) {
+				set_sense_type(chip, lun,
+					       SENSE_TYPE_MEDIA_NOT_PRESENT);
+				TRACE_RET(chip, STATUS_FAIL);
+			}
+
+			ms_rw_fail(srb, chip);
+			TRACE_RET(chip, retval);
+		}
+		/* Update L2P table if need */
+		if (srb->sc_data_direction == DMA_TO_DEVICE) {
+			if (end_page == (ms_card->page_off + 1)) {
+				retval = ms_erase_block(chip, old_blk);
+				if (retval == STATUS_SUCCESS)
+					ms_set_unused_block(chip, old_blk);
+				ms_set_l2p_tbl(chip, seg_no,
+					       log_blk - ms_start_idx[seg_no],
+					       new_blk);
+			}
+		}
+
+		total_sec_cnt -= page_cnt;
+
+		if (total_sec_cnt == 0)
+			break;
+
+		log_blk++;
+
+		for (seg_no = 0; seg_no < sizeof(ms_start_idx) / 2; seg_no++) {
+			if (log_blk < ms_start_idx[seg_no + 1])
+				break;
+		}
+
+		if (ms_card->segment[seg_no].build_flag == 0) {
+			retval = ms_build_l2p_tbl(chip, seg_no);
+			if (retval != STATUS_SUCCESS) {
+				chip->card_fail |= MS_CARD;
+				set_sense_type(chip, lun,
+					       SENSE_TYPE_MEDIA_NOT_PRESENT);
+				TRACE_RET(chip, retval);
+			}
+		}
+
+		old_blk =
+		    ms_get_l2p_tbl(chip, seg_no,
+				   log_blk - ms_start_idx[seg_no]);
+		if (old_blk == 0xFFFF) {
+			ms_rw_fail(srb, chip);
+			TRACE_RET(chip, STATUS_FAIL);
+		}
+
+		if (srb->sc_data_direction == DMA_TO_DEVICE) {
+			new_blk = ms_get_unused_block(chip, seg_no);
+			if (new_blk == 0xFFFF) {
+				ms_rw_fail(srb, chip);
+				TRACE_RET(chip, STATUS_FAIL);
+			}
+		}
+
+		RTS51X_DEBUGP("seg_no = %d, old_blk = 0x%x, new_blk = 0x%x\n",
+			       seg_no, old_blk, new_blk);
+
+		start_page = 0;
+	}
+
+	if (srb->sc_data_direction == DMA_TO_DEVICE) {
+		if (end_page < (ms_card->page_off + 1)) {
+			delay_write->delay_write_flag = 1;
+			delay_write->old_phyblock = old_blk;
+			delay_write->new_phyblock = new_blk;
+			delay_write->logblock = log_blk;
+			delay_write->pageoff = end_page;
+		}
+	}
+
+	scsi_set_resid(srb, 0);
+
+	return STATUS_SUCCESS;
+}
+
+int ms_rw(struct scsi_cmnd *srb, struct rts51x_chip *chip, u32 start_sector,
+	  u16 sector_cnt)
+{
+	struct ms_info *ms_card = &(chip->ms_card);
+	int retval;
+
+	if (CHK_MSPRO(ms_card))
+		retval =
+		    mspro_rw_multi_sector(srb, chip, start_sector, sector_cnt);
+	else
+		retval =
+		    ms_rw_multi_sector(srb, chip, start_sector, sector_cnt);
+
+	return retval;
+}
+
+void ms_free_l2p_tbl(struct rts51x_chip *chip)
+{
+	struct ms_info *ms_card = &(chip->ms_card);
+	int i = 0;
+
+	if (ms_card->segment != NULL) {
+		for (i = 0; i < ms_card->segment_cnt; i++) {
+			if (ms_card->segment[i].l2p_table != NULL) {
+				vfree(ms_card->segment[i].l2p_table);
+				ms_card->segment[i].l2p_table = NULL;
+			}
+			if (ms_card->segment[i].free_table != NULL) {
+				vfree(ms_card->segment[i].free_table);
+				ms_card->segment[i].free_table = NULL;
+			}
+		}
+		vfree(ms_card->segment);
+		ms_card->segment = NULL;
+	}
+}
+
+void ms_cleanup_work(struct rts51x_chip *chip)
+{
+	struct ms_info *ms_card = &(chip->ms_card);
+
+	if (CHK_MSPRO(ms_card)) {
+		if (ms_card->seq_mode) {
+			RTS51X_DEBUGP("MS Pro: stop transmission\n");
+			mspro_stop_seq_mode(chip);
+			ms_card->counter = 0;
+		}
+		if (CHK_MSHG(ms_card)) {
+			u8 value;
+			rts51x_read_register(chip, MS_CFG, &value);
+			if (value & MS_2K_SECTOR_MODE)
+				rts51x_write_register(chip, MS_CFG,
+						      MS_2K_SECTOR_MODE, 0x00);
+		}
+	} else if ((!CHK_MSPRO(ms_card))
+		   && ms_card->delay_write.delay_write_flag) {
+		RTS51X_DEBUGP("MS: delay write\n");
+		ms_delay_write(chip);
+		ms_card->counter = 0;
+	}
+}
+
+int ms_power_off_card3v3(struct rts51x_chip *chip)
+{
+	int retval;
+
+	rts51x_init_cmd(chip);
+
+	rts51x_add_cmd(chip, WRITE_REG_CMD, CARD_CLK_EN, MS_CLK_EN, 0);
+	if (chip->asic_code)
+		ms_pull_ctl_disable(chip);
+	else
+		rts51x_add_cmd(chip, WRITE_REG_CMD, FPGA_PULL_CTL,
+			       FPGA_MS_PULL_CTL_BIT | 0x20,
+			       FPGA_MS_PULL_CTL_BIT);
+	rts51x_add_cmd(chip, WRITE_REG_CMD, CARD_OE, MS_OUTPUT_EN, 0);
+	if (!chip->option.FT2_fast_mode) {
+		rts51x_add_cmd(chip, WRITE_REG_CMD, CARD_PWR_CTL, POWER_MASK,
+			       POWER_OFF);
+	}
+
+	retval = rts51x_send_cmd(chip, MODE_C, 100);
+	if (retval != STATUS_SUCCESS)
+		TRACE_RET(chip, retval);
+
+	return STATUS_SUCCESS;
+}
+
+int release_ms_card(struct rts51x_chip *chip)
+{
+	struct ms_info *ms_card = &(chip->ms_card);
+	int retval;
+
+	RTS51X_DEBUGP("release_ms_card\n");
+
+	ms_card->delay_write.delay_write_flag = 0;
+	ms_card->pro_under_formatting = 0;
+
+	chip->card_ready &= ~MS_CARD;
+	chip->card_fail &= ~MS_CARD;
+	chip->card_wp &= ~MS_CARD;
+
+	ms_free_l2p_tbl(chip);
+
+	rts51x_write_register(chip, SFSM_ED, HW_CMD_STOP, HW_CMD_STOP);
+
+	memset(ms_card->raw_sys_info, 0, 96);
+#ifdef SUPPORT_PCGL_1P18
+	memset(ms_card->raw_model_name, 0, 48);
+#endif
+
+	retval = ms_power_off_card3v3(chip);
+	if (retval != STATUS_SUCCESS)
+		TRACE_RET(chip, retval);
+
+	return STATUS_SUCCESS;
+}