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android-kvm / linux / 39fd5bf6eb6645567f2b354ac5330853458ff26a / . / drivers / staging / rts5208 / ms.c
blob: 9001570a8c947e612db31ad52e0369a34837714f [file] [log] [blame]
// SPDX-License-Identifier: GPL-2.0+
/*
* Driver for Realtek PCI-Express card reader
*
* Copyright(c) 2009-2013 Realtek Semiconductor Corp. All rights reserved.
*
* Author:
* Wei WANG (wei_wang@realsil.com.cn)
* Micky Ching (micky_ching@realsil.com.cn)
*/
#include <linux/blkdev.h>
#include <linux/kthread.h>
#include <linux/sched.h>
#include <linux/vmalloc.h>
#include "rtsx.h"
#include "ms.h"
static inline void ms_set_err_code(struct rtsx_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 rtsx_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 rtsx_chip *chip)
{
return STATUS_FAIL;
}
static int ms_transfer_tpc(struct rtsx_chip *chip, u8 trans_mode,
u8 tpc, u8 cnt, u8 cfg)
{
struct ms_info *ms_card = &chip->ms_card;
int retval;
u8 *ptr;
dev_dbg(rtsx_dev(chip), "%s: tpc = 0x%x\n", __func__, tpc);
rtsx_init_cmd(chip);
rtsx_add_cmd(chip, WRITE_REG_CMD, MS_TPC, 0xFF, tpc);
rtsx_add_cmd(chip, WRITE_REG_CMD, MS_BYTE_CNT, 0xFF, cnt);
rtsx_add_cmd(chip, WRITE_REG_CMD, MS_TRANS_CFG, 0xFF, cfg);
rtsx_add_cmd(chip, WRITE_REG_CMD, CARD_DATA_SOURCE,
0x01, PINGPONG_BUFFER);
rtsx_add_cmd(chip, WRITE_REG_CMD, MS_TRANSFER,
0xFF, MS_TRANSFER_START | trans_mode);
rtsx_add_cmd(chip, CHECK_REG_CMD, MS_TRANSFER,
MS_TRANSFER_END, MS_TRANSFER_END);
rtsx_add_cmd(chip, READ_REG_CMD, MS_TRANS_CFG, 0, 0);
retval = rtsx_send_cmd(chip, MS_CARD, 5000);
if (retval < 0) {
rtsx_clear_ms_error(chip);
ms_set_err_code(chip, MS_TO_ERROR);
return ms_parse_err_code(chip);
}
ptr = rtsx_get_cmd_data(chip) + 1;
if (!(tpc & 0x08)) { /* Read Packet */
if (*ptr & MS_CRC16_ERR) {
ms_set_err_code(chip, MS_CRC16_ERROR);
return ms_parse_err_code(chip);
}
} else { /* Write Packet */
if (CHK_MSPRO(ms_card) && !(*ptr & 0x80)) {
if (*ptr & (MS_INT_ERR | MS_INT_CMDNK)) {
ms_set_err_code(chip, MS_CMD_NK);
return ms_parse_err_code(chip);
}
}
}
if (*ptr & MS_RDY_TIMEOUT) {
rtsx_clear_ms_error(chip);
ms_set_err_code(chip, MS_TO_ERROR);
return ms_parse_err_code(chip);
}
return STATUS_SUCCESS;
}
static int ms_transfer_data(struct rtsx_chip *chip, u8 trans_mode,
u8 tpc, u16 sec_cnt, u8 cfg, bool mode_2k,
int use_sg, void *buf, int buf_len)
{
int retval;
u8 val, err_code = 0;
enum dma_data_direction dir;
if (!buf || !buf_len)
return STATUS_FAIL;
if (trans_mode == MS_TM_AUTO_READ) {
dir = DMA_FROM_DEVICE;
err_code = MS_FLASH_READ_ERROR;
} else if (trans_mode == MS_TM_AUTO_WRITE) {
dir = DMA_TO_DEVICE;
err_code = MS_FLASH_WRITE_ERROR;
} else {
return STATUS_FAIL;
}
rtsx_init_cmd(chip);
rtsx_add_cmd(chip, WRITE_REG_CMD, MS_TPC, 0xFF, tpc);
rtsx_add_cmd(chip, WRITE_REG_CMD,
MS_SECTOR_CNT_H, 0xFF, (u8)(sec_cnt >> 8));
rtsx_add_cmd(chip, WRITE_REG_CMD, MS_SECTOR_CNT_L, 0xFF, (u8)sec_cnt);
rtsx_add_cmd(chip, WRITE_REG_CMD, MS_TRANS_CFG, 0xFF, cfg);
if (mode_2k) {
rtsx_add_cmd(chip, WRITE_REG_CMD,
MS_CFG, MS_2K_SECTOR_MODE, MS_2K_SECTOR_MODE);
} else {
rtsx_add_cmd(chip, WRITE_REG_CMD, MS_CFG, MS_2K_SECTOR_MODE, 0);
}
trans_dma_enable(dir, chip, sec_cnt * 512, DMA_512);
rtsx_add_cmd(chip, WRITE_REG_CMD,
MS_TRANSFER, 0xFF, MS_TRANSFER_START | trans_mode);
rtsx_add_cmd(chip, CHECK_REG_CMD,
MS_TRANSFER, MS_TRANSFER_END, MS_TRANSFER_END);
rtsx_send_cmd_no_wait(chip);
retval = rtsx_transfer_data(chip, MS_CARD, buf, buf_len,
use_sg, dir, chip->mspro_timeout);
if (retval < 0) {
ms_set_err_code(chip, err_code);
if (retval == -ETIMEDOUT)
retval = STATUS_TIMEDOUT;
else
retval = STATUS_FAIL;
return retval;
}
retval = rtsx_read_register(chip, MS_TRANS_CFG, &val);
if (retval)
return retval;
if (val & (MS_INT_CMDNK | MS_INT_ERR | MS_CRC16_ERR | MS_RDY_TIMEOUT))
return STATUS_FAIL;
return STATUS_SUCCESS;
}
static int ms_write_bytes(struct rtsx_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))
return STATUS_ERROR;
rtsx_init_cmd(chip);
for (i = 0; i < cnt; i++) {
rtsx_add_cmd(chip, WRITE_REG_CMD,
PPBUF_BASE2 + i, 0xFF, data[i]);
}
if (cnt % 2)
rtsx_add_cmd(chip, WRITE_REG_CMD, PPBUF_BASE2 + i, 0xFF, 0xFF);
rtsx_add_cmd(chip, WRITE_REG_CMD, MS_TPC, 0xFF, tpc);
rtsx_add_cmd(chip, WRITE_REG_CMD, MS_BYTE_CNT, 0xFF, cnt);
rtsx_add_cmd(chip, WRITE_REG_CMD, MS_TRANS_CFG, 0xFF, cfg);
rtsx_add_cmd(chip, WRITE_REG_CMD, CARD_DATA_SOURCE,
0x01, PINGPONG_BUFFER);
rtsx_add_cmd(chip, WRITE_REG_CMD,
MS_TRANSFER, 0xFF, MS_TRANSFER_START | MS_TM_WRITE_BYTES);
rtsx_add_cmd(chip, CHECK_REG_CMD,
MS_TRANSFER, MS_TRANSFER_END, MS_TRANSFER_END);
retval = rtsx_send_cmd(chip, MS_CARD, 5000);
if (retval < 0) {
u8 val = 0;
rtsx_read_register(chip, MS_TRANS_CFG, &val);
dev_dbg(rtsx_dev(chip), "MS_TRANS_CFG: 0x%02x\n", val);
rtsx_clear_ms_error(chip);
if (!(tpc & 0x08)) {
if (val & MS_CRC16_ERR) {
ms_set_err_code(chip, MS_CRC16_ERROR);
return ms_parse_err_code(chip);
}
} else {
if (CHK_MSPRO(ms_card) && !(val & 0x80)) {
if (val & (MS_INT_ERR | MS_INT_CMDNK)) {
ms_set_err_code(chip, MS_CMD_NK);
return ms_parse_err_code(chip);
}
}
}
if (val & MS_RDY_TIMEOUT) {
ms_set_err_code(chip, MS_TO_ERROR);
return ms_parse_err_code(chip);
}
ms_set_err_code(chip, MS_TO_ERROR);
return ms_parse_err_code(chip);
}
return STATUS_SUCCESS;
}
static int ms_read_bytes(struct rtsx_chip *chip,
u8 tpc, u8 cnt, u8 cfg, u8 *data, int data_len)
{
struct ms_info *ms_card = &chip->ms_card;
int retval, i;
u8 *ptr;
if (!data)
return STATUS_ERROR;
rtsx_init_cmd(chip);
rtsx_add_cmd(chip, WRITE_REG_CMD, MS_TPC, 0xFF, tpc);
rtsx_add_cmd(chip, WRITE_REG_CMD, MS_BYTE_CNT, 0xFF, cnt);
rtsx_add_cmd(chip, WRITE_REG_CMD, MS_TRANS_CFG, 0xFF, cfg);
rtsx_add_cmd(chip, WRITE_REG_CMD, CARD_DATA_SOURCE,
0x01, PINGPONG_BUFFER);
rtsx_add_cmd(chip, WRITE_REG_CMD, MS_TRANSFER, 0xFF,
MS_TRANSFER_START | MS_TM_READ_BYTES);
rtsx_add_cmd(chip, CHECK_REG_CMD, MS_TRANSFER,
MS_TRANSFER_END, MS_TRANSFER_END);
for (i = 0; i < data_len - 1; i++)
rtsx_add_cmd(chip, READ_REG_CMD, PPBUF_BASE2 + i, 0, 0);
if (data_len % 2)
rtsx_add_cmd(chip, READ_REG_CMD, PPBUF_BASE2 + data_len, 0, 0);
else
rtsx_add_cmd(chip, READ_REG_CMD, PPBUF_BASE2 + data_len - 1,
0, 0);
retval = rtsx_send_cmd(chip, MS_CARD, 5000);
if (retval < 0) {
u8 val = 0;
rtsx_read_register(chip, MS_TRANS_CFG, &val);
rtsx_clear_ms_error(chip);
if (!(tpc & 0x08)) {
if (val & MS_CRC16_ERR) {
ms_set_err_code(chip, MS_CRC16_ERROR);
return ms_parse_err_code(chip);
}
} else {
if (CHK_MSPRO(ms_card) && !(val & 0x80)) {
if (val & (MS_INT_ERR | MS_INT_CMDNK)) {
ms_set_err_code(chip, MS_CMD_NK);
return ms_parse_err_code(chip);
}
}
}
if (val & MS_RDY_TIMEOUT) {
ms_set_err_code(chip, MS_TO_ERROR);
return ms_parse_err_code(chip);
}
ms_set_err_code(chip, MS_TO_ERROR);
return ms_parse_err_code(chip);
}
ptr = rtsx_get_cmd_data(chip) + 1;
for (i = 0; i < data_len; i++)
data[i] = ptr[i];
if ((tpc == PRO_READ_SHORT_DATA) && (data_len == 8)) {
dev_dbg(rtsx_dev(chip), "Read format progress:\n");
print_hex_dump_bytes(KBUILD_MODNAME ": ", DUMP_PREFIX_NONE, ptr,
cnt);
}
return STATUS_SUCCESS;
}
static int ms_set_rw_reg_addr(struct rtsx_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;
rtsx_clear_ms_error(chip);
}
return STATUS_FAIL;
}
static int ms_send_cmd(struct rtsx_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_init_para(struct rtsx_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->asic_ms_hg_clk;
else
ms_card->ms_clock = chip->fpga_ms_hg_clk;
} else if (CHK_MSPRO(ms_card) || CHK_MS4BIT(ms_card)) {
if (chip->asic_code)
ms_card->ms_clock = chip->asic_ms_4bit_clk;
else
ms_card->ms_clock = chip->fpga_ms_4bit_clk;
} else {
if (chip->asic_code)
ms_card->ms_clock = chip->asic_ms_1bit_clk;
else
ms_card->ms_clock = chip->fpga_ms_1bit_clk;
}
retval = switch_clock(chip, ms_card->ms_clock);
if (retval != STATUS_SUCCESS)
return STATUS_FAIL;
retval = select_card(chip, MS_CARD);
if (retval != STATUS_SUCCESS)
return STATUS_FAIL;
return STATUS_SUCCESS;
}
static int ms_switch_clock(struct rtsx_chip *chip)
{
struct ms_info *ms_card = &chip->ms_card;
int retval;
retval = select_card(chip, MS_CARD);
if (retval != STATUS_SUCCESS)
return STATUS_FAIL;
retval = switch_clock(chip, ms_card->ms_clock);
if (retval != STATUS_SUCCESS)
return STATUS_FAIL;
return STATUS_SUCCESS;
}
static int ms_pull_ctl_disable(struct rtsx_chip *chip)
{
int retval;
if (CHECK_PID(chip, 0x5208)) {
retval = rtsx_write_register(chip, CARD_PULL_CTL1, 0xFF,
MS_D1_PD | MS_D2_PD | MS_CLK_PD |
MS_D6_PD);
if (retval)
return retval;
retval = rtsx_write_register(chip, CARD_PULL_CTL2, 0xFF,
MS_D3_PD | MS_D0_PD | MS_BS_PD |
XD_D4_PD);
if (retval)
return retval;
retval = rtsx_write_register(chip, CARD_PULL_CTL3, 0xFF,
MS_D7_PD | XD_CE_PD | XD_CLE_PD |
XD_CD_PU);
if (retval)
return retval;
retval = rtsx_write_register(chip, CARD_PULL_CTL4, 0xFF,
XD_RDY_PD | SD_D3_PD | SD_D2_PD |
XD_ALE_PD);
if (retval)
return retval;
retval = rtsx_write_register(chip, CARD_PULL_CTL5, 0xFF,
MS_INS_PU | SD_WP_PD | SD_CD_PU |
SD_CMD_PD);
if (retval)
return retval;
retval = rtsx_write_register(chip, CARD_PULL_CTL6, 0xFF,
MS_D5_PD | MS_D4_PD);
if (retval)
return retval;
} else if (CHECK_PID(chip, 0x5288)) {
if (CHECK_BARO_PKG(chip, QFN)) {
retval = rtsx_write_register(chip, CARD_PULL_CTL1,
0xFF, 0x55);
if (retval)
return retval;
retval = rtsx_write_register(chip, CARD_PULL_CTL2,
0xFF, 0x55);
if (retval)
return retval;
retval = rtsx_write_register(chip, CARD_PULL_CTL3,
0xFF, 0x4B);
if (retval)
return retval;
retval = rtsx_write_register(chip, CARD_PULL_CTL4,
0xFF, 0x69);
if (retval)
return retval;
}
}
return STATUS_SUCCESS;
}
static int ms_pull_ctl_enable(struct rtsx_chip *chip)
{
int retval;
rtsx_init_cmd(chip);
if (CHECK_PID(chip, 0x5208)) {
rtsx_add_cmd(chip, WRITE_REG_CMD, CARD_PULL_CTL1, 0xFF,
MS_D1_PD | MS_D2_PD | MS_CLK_NP | MS_D6_PD);
rtsx_add_cmd(chip, WRITE_REG_CMD, CARD_PULL_CTL2, 0xFF,
MS_D3_PD | MS_D0_PD | MS_BS_NP | XD_D4_PD);
rtsx_add_cmd(chip, WRITE_REG_CMD, CARD_PULL_CTL3, 0xFF,
MS_D7_PD | XD_CE_PD | XD_CLE_PD | XD_CD_PU);
rtsx_add_cmd(chip, WRITE_REG_CMD, CARD_PULL_CTL4, 0xFF,
XD_RDY_PD | SD_D3_PD | SD_D2_PD | XD_ALE_PD);
rtsx_add_cmd(chip, WRITE_REG_CMD, CARD_PULL_CTL5, 0xFF,
MS_INS_PU | SD_WP_PD | SD_CD_PU | SD_CMD_PD);
rtsx_add_cmd(chip, WRITE_REG_CMD, CARD_PULL_CTL6, 0xFF,
MS_D5_PD | MS_D4_PD);
} else if (CHECK_PID(chip, 0x5288)) {
if (CHECK_BARO_PKG(chip, QFN)) {
rtsx_add_cmd(chip, WRITE_REG_CMD,
CARD_PULL_CTL1, 0xFF, 0x55);
rtsx_add_cmd(chip, WRITE_REG_CMD,
CARD_PULL_CTL2, 0xFF, 0x45);
rtsx_add_cmd(chip, WRITE_REG_CMD,
CARD_PULL_CTL3, 0xFF, 0x4B);
rtsx_add_cmd(chip, WRITE_REG_CMD,
CARD_PULL_CTL4, 0xFF, 0x29);
}
}
retval = rtsx_send_cmd(chip, MS_CARD, 100);
if (retval < 0)
return STATUS_FAIL;
return STATUS_SUCCESS;
}
static int ms_prepare_reset(struct rtsx_chip *chip)
{
struct ms_info *ms_card = &chip->ms_card;
int retval;
u8 oc_mask = 0;
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;
retval = ms_power_off_card3v3(chip);
if (retval != STATUS_SUCCESS)
return STATUS_FAIL;
if (!chip->ft2_fast_mode)
wait_timeout(250);
retval = enable_card_clock(chip, MS_CARD);
if (retval != STATUS_SUCCESS)
return STATUS_FAIL;
if (chip->asic_code) {
retval = ms_pull_ctl_enable(chip);
if (retval != STATUS_SUCCESS)
return STATUS_FAIL;
} else {
retval = rtsx_write_register(chip, FPGA_PULL_CTL,
FPGA_MS_PULL_CTL_BIT | 0x20, 0);
if (retval)
return retval;
}
if (!chip->ft2_fast_mode) {
retval = card_power_on(chip, MS_CARD);
if (retval != STATUS_SUCCESS)
return STATUS_FAIL;
wait_timeout(150);
#ifdef SUPPORT_OCP
if (CHECK_LUN_MODE(chip, SD_MS_2LUN))
oc_mask = MS_OC_NOW | MS_OC_EVER;
else
oc_mask = SD_OC_NOW | SD_OC_EVER;
if (chip->ocp_stat & oc_mask) {
dev_dbg(rtsx_dev(chip), "Over current, OCPSTAT is 0x%x\n",
chip->ocp_stat);
return STATUS_FAIL;
}
#endif
}
retval = rtsx_write_register(chip, CARD_OE, MS_OUTPUT_EN,
MS_OUTPUT_EN);
if (retval)
return retval;
if (chip->asic_code) {
retval = rtsx_write_register(chip, MS_CFG, 0xFF,
SAMPLE_TIME_RISING |
PUSH_TIME_DEFAULT |
NO_EXTEND_TOGGLE |
MS_BUS_WIDTH_1);
if (retval)
return retval;
} else {
retval = rtsx_write_register(chip, MS_CFG, 0xFF,
SAMPLE_TIME_FALLING |
PUSH_TIME_DEFAULT |
NO_EXTEND_TOGGLE |
MS_BUS_WIDTH_1);
if (retval)
return retval;
}
retval = rtsx_write_register(chip, MS_TRANS_CFG, 0xFF,
NO_WAIT_INT | NO_AUTO_READ_INT_REG);
if (retval)
return retval;
retval = rtsx_write_register(chip, CARD_STOP, MS_STOP | MS_CLR_ERR,
MS_STOP | MS_CLR_ERR);
if (retval)
return retval;
retval = ms_set_init_para(chip);
if (retval != STATUS_SUCCESS)
return STATUS_FAIL;
return STATUS_SUCCESS;
}
static int ms_identify_media_type(struct rtsx_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_STATUS_REG, 6, SYSTEM_PARAM, 1);
if (retval != STATUS_SUCCESS)
return STATUS_FAIL;
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)
return STATUS_FAIL;
retval = rtsx_read_register(chip, PPBUF_BASE2 + 2, &val);
if (retval)
return retval;
dev_dbg(rtsx_dev(chip), "Type register: 0x%x\n", val);
if (val != 0x01) {
if (val != 0x02)
ms_card->check_ms_flow = 1;
return STATUS_FAIL;
}
retval = rtsx_read_register(chip, PPBUF_BASE2 + 4, &val);
if (retval)
return retval;
dev_dbg(rtsx_dev(chip), "Category register: 0x%x\n", val);
if (val != 0) {
ms_card->check_ms_flow = 1;
return STATUS_FAIL;
}
retval = rtsx_read_register(chip, PPBUF_BASE2 + 5, &val);
if (retval)
return retval;
dev_dbg(rtsx_dev(chip), "Class register: 0x%x\n", val);
if (val == 0) {
retval = rtsx_read_register(chip, PPBUF_BASE2, &val);
if (retval)
return retval;
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;
return STATUS_FAIL;
}
ms_card->ms_type |= TYPE_MSPRO;
retval = rtsx_read_register(chip, PPBUF_BASE2 + 3, &val);
if (retval)
return retval;
dev_dbg(rtsx_dev(chip), "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 {
return STATUS_FAIL;
}
return STATUS_SUCCESS;
}
static int ms_confirm_cpu_startup(struct rtsx_chip *chip)
{
int retval, i, k;
u8 val;
/* Confirm CPU StartUp */
k = 0;
do {
if (detect_card_cd(chip, MS_CARD) != STATUS_SUCCESS) {
ms_set_err_code(chip, MS_NO_CARD);
return 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)
return STATUS_FAIL;
if (k > 100)
return 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)
return STATUS_FAIL;
if (val & INT_REG_ERR) {
if (val & INT_REG_CMDNK)
chip->card_wp |= (MS_CARD);
else
return STATUS_FAIL;
}
/* -- end confirm CPU startup */
return STATUS_SUCCESS;
}
static int ms_switch_parallel_bus(struct rtsx_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)
return STATUS_FAIL;
return STATUS_SUCCESS;
}
static int ms_switch_8bit_bus(struct rtsx_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)
return STATUS_FAIL;
retval = rtsx_write_register(chip, MS_CFG, 0x98,
MS_BUS_WIDTH_8 | SAMPLE_TIME_FALLING);
if (retval)
return retval;
ms_card->ms_type |= MS_8BIT;
retval = ms_set_init_para(chip);
if (retval != STATUS_SUCCESS)
return STATUS_FAIL;
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)
return STATUS_FAIL;
}
return STATUS_SUCCESS;
}
static int ms_pro_reset_flow(struct rtsx_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)
return STATUS_FAIL;
retval = ms_identify_media_type(chip, switch_8bit_bus);
if (retval != STATUS_SUCCESS)
return STATUS_FAIL;
retval = ms_confirm_cpu_startup(chip);
if (retval != STATUS_SUCCESS)
return STATUS_FAIL;
retval = ms_switch_parallel_bus(chip);
if (retval != STATUS_SUCCESS) {
if (detect_card_cd(chip, MS_CARD) != STATUS_SUCCESS) {
ms_set_err_code(chip, MS_NO_CARD);
return STATUS_FAIL;
}
continue;
} else {
break;
}
}
if (retval != STATUS_SUCCESS)
return STATUS_FAIL;
/* Switch MS-PRO into Parallel mode */
retval = rtsx_write_register(chip, MS_CFG, 0x18, MS_BUS_WIDTH_4);
if (retval)
return retval;
retval = rtsx_write_register(chip, MS_CFG, PUSH_TIME_ODD,
PUSH_TIME_ODD);
if (retval)
return retval;
retval = ms_set_init_para(chip);
if (retval != STATUS_SUCCESS)
return STATUS_FAIL;
/* If MSPro HG Card, We shall try to switch to 8-bit bus */
if (CHK_MSHG(ms_card) && chip->support_ms_8bit && switch_8bit_bus) {
retval = ms_switch_8bit_bus(chip);
if (retval != STATUS_SUCCESS) {
ms_card->switch_8bit_fail = 1;
return STATUS_FAIL;
}
}
return STATUS_SUCCESS;
}
#ifdef XC_POWERCLASS
static int msxc_change_power(struct rtsx_chip *chip, u8 mode)
{
int retval;
u8 buf[6];
ms_cleanup_work(chip);
retval = ms_set_rw_reg_addr(chip, 0, 0, PRO_DATA_COUNT1, 6);
if (retval != STATUS_SUCCESS)
return STATUS_FAIL;
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)
return STATUS_FAIL;
retval = ms_send_cmd(chip, XC_CHG_POWER, WAIT_INT);
if (retval != STATUS_SUCCESS)
return STATUS_FAIL;
retval = rtsx_read_register(chip, MS_TRANS_CFG, buf);
if (retval)
return retval;
if (buf[0] & (MS_INT_CMDNK | MS_INT_ERR))
return STATUS_FAIL;
return STATUS_SUCCESS;
}
#endif
static int ms_read_attribute_info(struct rtsx_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_INT_REG, 2, PRO_SYSTEM_PARAM, 7);
if (retval != STATUS_SUCCESS)
return STATUS_FAIL;
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;
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)
return STATUS_FAIL;
buf = kmalloc(64 * 512, GFP_KERNEL);
if (!buf)
return STATUS_ERROR;
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 = rtsx_read_register(chip, MS_TRANS_CFG, &val);
if (retval != STATUS_SUCCESS) {
kfree(buf);
return STATUS_FAIL;
}
if (!(val & MS_INT_BREQ)) {
kfree(buf);
return 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;
rtsx_clear_ms_error(chip);
}
if (retval != STATUS_SUCCESS) {
kfree(buf);
return STATUS_FAIL;
}
i = 0;
do {
retval = rtsx_read_register(chip, MS_TRANS_CFG, &val);
if (retval != STATUS_SUCCESS) {
kfree(buf);
return STATUS_FAIL;
}
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);
return STATUS_FAIL;
}
i++;
} while (i < 1024);
if ((buf[0] != 0xa5) && (buf[1] != 0xc3)) {
/* Signature code is wrong */
kfree(buf);
return STATUS_FAIL;
}
if ((buf[4] < 1) || (buf[4] > 12)) {
kfree(buf);
return 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];
dev_dbg(rtsx_dev(chip), "sys_info_addr = 0x%x, sys_info_size = 0x%x\n",
sys_info_addr, sys_info_size);
if (sys_info_size != 96) {
kfree(buf);
return STATUS_FAIL;
}
if (sys_info_addr < 0x1A0) {
kfree(buf);
return STATUS_FAIL;
}
if ((sys_info_size + sys_info_addr) > 0x8000) {
kfree(buf);
return 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];
dev_dbg(rtsx_dev(chip), "model_name_addr = 0x%x, model_name_size = 0x%x\n",
model_name_addr, model_name_size);
if (model_name_size != 48) {
kfree(buf);
return STATUS_FAIL;
}
if (model_name_addr < 0x1A0) {
kfree(buf);
return STATUS_FAIL;
}
if ((model_name_size + model_name_addr) > 0x8000) {
kfree(buf);
return STATUS_FAIL;
}
found_model_name = 1;
}
if (found_sys_info && found_model_name)
break;
#endif
}
if (i == buf[4]) {
kfree(buf);
return 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];
dev_dbg(rtsx_dev(chip), "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];
dev_dbg(rtsx_dev(chip), "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];
dev_dbg(rtsx_dev(chip), "total_blk = 0x%x, blk_size = 0x%x\n",
total_blk, blk_size);
#endif
dev_dbg(rtsx_dev(chip), "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);
#ifdef SUPPORT_MSXC
if (CHK_MSXC(ms_card)) {
if (class_code != 0x03)
return STATUS_FAIL;
} else {
if (class_code != 0x02)
return STATUS_FAIL;
}
#else
if (class_code != 0x02)
return STATUS_FAIL;
#endif
if (device_type != 0x00) {
if ((device_type == 0x01) || (device_type == 0x02) ||
(device_type == 0x03)) {
chip->card_wp |= MS_CARD;
} else {
return STATUS_FAIL;
}
}
if (sub_class & 0xC0)
return STATUS_FAIL;
dev_dbg(rtsx_dev(chip), "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
ms_card->capacity = total_blk * blk_size;
chip->capacity[chip->card2lun[MS_CARD]] = ms_card->capacity;
#endif
return STATUS_SUCCESS;
}
#ifdef SUPPORT_MAGIC_GATE
static int mg_set_tpc_para_sub(struct rtsx_chip *chip,
int type, u8 mg_entry_num);
#endif
static int reset_ms_pro(struct rtsx_chip *chip)
{
struct ms_info *ms_card = &chip->ms_card;
int retval;
#ifdef XC_POWERCLASS
u8 change_power_class;
if (chip->ms_power_class_en & 0x02)
change_power_class = 2;
else if (chip->ms_power_class_en & 0x01)
change_power_class = 1;
else
change_power_class = 0;
#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)
return STATUS_FAIL;
} else {
return STATUS_FAIL;
}
}
retval = ms_read_attribute_info(chip);
if (retval != STATUS_SUCCESS)
return STATUS_FAIL;
#ifdef XC_POWERCLASS
if (CHK_HG8BIT(ms_card))
change_power_class = 0;
if (change_power_class && CHK_MSXC(ms_card)) {
u8 power_class_en = chip->ms_power_class_en;
dev_dbg(rtsx_dev(chip), "power_class_en = 0x%x\n",
power_class_en);
dev_dbg(rtsx_dev(chip), "change_power_class = %d\n",
change_power_class);
if (change_power_class)
power_class_en &= (1 << (change_power_class - 1));
else
power_class_en = 0;
if (power_class_en) {
u8 power_class_mode =
(ms_card->raw_sys_info[46] & 0x18) >> 3;
dev_dbg(rtsx_dev(chip), "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)
return STATUS_FAIL;
#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 rtsx_chip *chip)
{
int retval;
u8 val[2];
retval = ms_set_rw_reg_addr(chip, STATUS_REG0, 2, 0, 0);
if (retval != STATUS_SUCCESS)
return STATUS_FAIL;
retval = ms_read_bytes(chip, READ_REG, 2, NO_WAIT_INT, val, 2);
if (retval != STATUS_SUCCESS)
return STATUS_FAIL;
if (val[1] & (STS_UCDT | STS_UCEX | STS_UCFG)) {
ms_set_err_code(chip, MS_FLASH_READ_ERROR);
return STATUS_FAIL;
}
return STATUS_SUCCESS;
}
static int ms_read_extra_data(struct rtsx_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, data[10];
retval = ms_set_rw_reg_addr(chip, OVERWRITE_FLAG, MS_EXTRA_SIZE,
SYSTEM_PARAM, 6);
if (retval != STATUS_SUCCESS)
return STATUS_FAIL;
if (CHK_MS4BIT(ms_card)) {
/* Parallel interface */
data[0] = 0x88;
} else {
/* Serial interface */
data[0] = 0x80;
}
data[1] = 0;
data[2] = (u8)(block_addr >> 8);
data[3] = (u8)block_addr;
data[4] = 0x40;
data[5] = page_num;
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)
return STATUS_FAIL;
ms_set_err_code(chip, MS_NO_ERROR);
for (i = 0; i < MS_MAX_RETRY_COUNT; i++) {
retval = ms_send_cmd(chip, BLOCK_READ, WAIT_INT);
if (retval == STATUS_SUCCESS)
break;
}
if (i == MS_MAX_RETRY_COUNT)
return STATUS_FAIL;
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)
return STATUS_FAIL;
if (val & INT_REG_CMDNK) {
ms_set_err_code(chip, MS_CMD_NK);
return STATUS_FAIL;
}
if (val & INT_REG_CED) {
if (val & INT_REG_ERR) {
retval = ms_read_status_reg(chip);
if (retval != STATUS_SUCCESS)
return STATUS_FAIL;
retval = ms_set_rw_reg_addr(chip, OVERWRITE_FLAG,
MS_EXTRA_SIZE, SYSTEM_PARAM,
6);
if (retval != STATUS_SUCCESS)
return STATUS_FAIL;
}
}
retval = ms_read_bytes(chip, READ_REG, MS_EXTRA_SIZE, NO_WAIT_INT,
data, MS_EXTRA_SIZE);
if (retval != STATUS_SUCCESS)
return STATUS_FAIL;
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 rtsx_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, data[16];
if (!buf || (buf_len < MS_EXTRA_SIZE))
return STATUS_FAIL;
retval = ms_set_rw_reg_addr(chip, OVERWRITE_FLAG, MS_EXTRA_SIZE,
SYSTEM_PARAM, 6 + MS_EXTRA_SIZE);
if (retval != STATUS_SUCCESS)
return STATUS_FAIL;
if (CHK_MS4BIT(ms_card))
data[0] = 0x88;
else
data[0] = 0x80;
data[1] = 0;
data[2] = (u8)(block_addr >> 8);
data[3] = (u8)block_addr;
data[4] = 0x40;
data[5] = page_num;
for (i = 6; i < MS_EXTRA_SIZE + 6; i++)
data[i] = buf[i - 6];
retval = ms_write_bytes(chip, WRITE_REG, (6 + MS_EXTRA_SIZE),
NO_WAIT_INT, data, 16);
if (retval != STATUS_SUCCESS)
return STATUS_FAIL;
retval = ms_send_cmd(chip, BLOCK_WRITE, WAIT_INT);
if (retval != STATUS_SUCCESS)
return STATUS_FAIL;
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)
return STATUS_FAIL;
if (val & INT_REG_CMDNK) {
ms_set_err_code(chip, MS_CMD_NK);
return STATUS_FAIL;
}
if (val & INT_REG_CED) {
if (val & INT_REG_ERR) {
ms_set_err_code(chip, MS_FLASH_WRITE_ERROR);
return STATUS_FAIL;
}
}
return STATUS_SUCCESS;
}
static int ms_read_page(struct rtsx_chip *chip, u16 block_addr, u8 page_num)
{
struct ms_info *ms_card = &chip->ms_card;
int retval;
u8 val, data[6];
retval = ms_set_rw_reg_addr(chip, OVERWRITE_FLAG, MS_EXTRA_SIZE,
SYSTEM_PARAM, 6);
if (retval != STATUS_SUCCESS)
return STATUS_FAIL;
if (CHK_MS4BIT(ms_card))
data[0] = 0x88;
else
data[0] = 0x80;
data[1] = 0;
data[2] = (u8)(block_addr >> 8);
data[3] = (u8)block_addr;
data[4] = 0x20;
data[5] = page_num;
retval = ms_write_bytes(chip, WRITE_REG, 6, NO_WAIT_INT, data, 6);
if (retval != STATUS_SUCCESS)
return STATUS_FAIL;
retval = ms_send_cmd(chip, BLOCK_READ, WAIT_INT);
if (retval != STATUS_SUCCESS)
return STATUS_FAIL;
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)
return STATUS_FAIL;
if (val & INT_REG_CMDNK) {
ms_set_err_code(chip, MS_CMD_NK);
return 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);
return 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);
return STATUS_FAIL;
}
}
}
retval = ms_transfer_tpc(chip, MS_TM_NORMAL_READ, READ_PAGE_DATA,
0, NO_WAIT_INT);
if (retval != STATUS_SUCCESS)
return STATUS_FAIL;
if (ms_check_err_code(chip, MS_FLASH_WRITE_ERROR))
return STATUS_FAIL;
return STATUS_SUCCESS;
}
static int ms_set_bad_block(struct rtsx_chip *chip, u16 phy_blk)
{
struct ms_info *ms_card = &chip->ms_card;
int retval;
u8 val, data[8], extra[MS_EXTRA_SIZE];
retval = ms_read_extra_data(chip, phy_blk, 0, extra, MS_EXTRA_SIZE);
if (retval != STATUS_SUCCESS)
return STATUS_FAIL;
retval = ms_set_rw_reg_addr(chip, OVERWRITE_FLAG, MS_EXTRA_SIZE,
SYSTEM_PARAM, 7);
if (retval != STATUS_SUCCESS)
return STATUS_FAIL;
ms_set_err_code(chip, MS_NO_ERROR);
if (CHK_MS4BIT(ms_card))
data[0] = 0x88;
else
data[0] = 0x80;
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;
retval = ms_write_bytes(chip, WRITE_REG, 7, NO_WAIT_INT, data, 7);
if (retval != STATUS_SUCCESS)
return STATUS_FAIL;
retval = ms_send_cmd(chip, BLOCK_WRITE, WAIT_INT);
if (retval != STATUS_SUCCESS)
return STATUS_FAIL;
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)
return STATUS_FAIL;
if (val & INT_REG_CMDNK) {
ms_set_err_code(chip, MS_CMD_NK);
return STATUS_FAIL;
}
if (val & INT_REG_CED) {
if (val & INT_REG_ERR) {
ms_set_err_code(chip, MS_FLASH_WRITE_ERROR);
return STATUS_FAIL;
}
}
return STATUS_SUCCESS;
}
static int ms_erase_block(struct rtsx_chip *chip, u16 phy_blk)
{
struct ms_info *ms_card = &chip->ms_card;
int retval, i = 0;
u8 val, data[6];
retval = ms_set_rw_reg_addr(chip, OVERWRITE_FLAG, MS_EXTRA_SIZE,
SYSTEM_PARAM, 6);
if (retval != STATUS_SUCCESS)
return STATUS_FAIL;
ms_set_err_code(chip, MS_NO_ERROR);
if (CHK_MS4BIT(ms_card))
data[0] = 0x88;
else
data[0] = 0x80;
data[1] = 0;
data[2] = (u8)(phy_blk >> 8);
data[3] = (u8)phy_blk;
data[4] = 0;
data[5] = 0;
retval = ms_write_bytes(chip, WRITE_REG, 6, NO_WAIT_INT, data, 6);
if (retval != STATUS_SUCCESS)
return STATUS_FAIL;
ERASE_RTY:
retval = ms_send_cmd(chip, BLOCK_ERASE, WAIT_INT);
if (retval != STATUS_SUCCESS)
return STATUS_FAIL;
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)
return STATUS_FAIL;
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);
return STATUS_FAIL;
}
if (val & INT_REG_CED) {
if (val & INT_REG_ERR) {
ms_set_err_code(chip, MS_FLASH_WRITE_ERROR);
return 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 == set_PS_NG) {
/* set page status as 1:NG,and block status keep 1:OK */
extra[0] = 0xB8;
} else {
/* set page status as 0:Data Error,and block status keep 1:OK */
extra[0] = 0x98;
}
extra[2] = (u8)(log_blk >> 8);
extra[3] = (u8)log_blk;
}
static int ms_init_page(struct rtsx_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 (detect_card_cd(chip, MS_CARD) != STATUS_SUCCESS) {
ms_set_err_code(chip, MS_NO_CARD);
return STATUS_FAIL;
}
retval = ms_write_extra_data(chip, phy_blk, i,
extra, MS_EXTRA_SIZE);
if (retval != STATUS_SUCCESS)
return STATUS_FAIL;
}
return STATUS_SUCCESS;
}
static int ms_copy_page(struct rtsx_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;
bool uncorrect_flag = false;
int retval, rty_cnt;
u8 extra[MS_EXTRA_SIZE], val, i, j, data[16];
dev_dbg(rtsx_dev(chip), "Copy page from 0x%x to 0x%x, logical block is 0x%x\n",
old_blk, new_blk, log_blk);
dev_dbg(rtsx_dev(chip), "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)
return STATUS_FAIL;
retval = ms_read_status_reg(chip);
if (retval != STATUS_SUCCESS)
return STATUS_FAIL;
retval = rtsx_read_register(chip, PPBUF_BASE2, &val);
if (retval)
return retval;
if (val & BUF_FULL) {
retval = ms_send_cmd(chip, CLEAR_BUF, WAIT_INT);
if (retval != STATUS_SUCCESS)
return STATUS_FAIL;
retval = ms_read_bytes(chip, GET_INT, 1, NO_WAIT_INT, &val, 1);
if (retval != STATUS_SUCCESS)
return STATUS_FAIL;
if (!(val & INT_REG_CED)) {
ms_set_err_code(chip, MS_FLASH_WRITE_ERROR);
return STATUS_FAIL;
}
}
for (i = start_page; i < end_page; i++) {
if (detect_card_cd(chip, MS_CARD) != STATUS_SUCCESS) {
ms_set_err_code(chip, MS_NO_CARD);
return STATUS_FAIL;
}
retval = ms_read_extra_data(chip, old_blk, i, extra,
MS_EXTRA_SIZE);
if (retval != STATUS_SUCCESS)
return STATUS_FAIL;
retval = ms_set_rw_reg_addr(chip, OVERWRITE_FLAG,
MS_EXTRA_SIZE, SYSTEM_PARAM, 6);
if (retval != STATUS_SUCCESS)
return STATUS_FAIL;
ms_set_err_code(chip, MS_NO_ERROR);
if (CHK_MS4BIT(ms_card))
data[0] = 0x88;
else
data[0] = 0x80;
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)
return STATUS_FAIL;
retval = ms_send_cmd(chip, BLOCK_READ, WAIT_INT);
if (retval != STATUS_SUCCESS)
return STATUS_FAIL;
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)
return STATUS_FAIL;
if (val & INT_REG_CMDNK) {
ms_set_err_code(chip, MS_CMD_NK);
return STATUS_FAIL;
}
if (val & INT_REG_CED) {
if (val & INT_REG_ERR) {
retval = ms_read_status_reg(chip);
if (retval != STATUS_SUCCESS) {
uncorrect_flag = true;
dev_dbg(rtsx_dev(chip), "Uncorrectable error\n");
} else {
uncorrect_flag = false;
}
retval = ms_transfer_tpc(chip,
MS_TM_NORMAL_READ,
READ_PAGE_DATA,
0, NO_WAIT_INT);
if (retval != STATUS_SUCCESS)
return STATUS_FAIL;
if (uncorrect_flag) {
ms_set_page_status(log_blk, set_PS_NG,
extra,
MS_EXTRA_SIZE);
if (i == 0)
extra[0] &= 0xEF;
ms_write_extra_data(chip, old_blk, i,
extra,
MS_EXTRA_SIZE);
dev_dbg(rtsx_dev(chip), "page %d : extra[0] = 0x%x\n",
i, extra[0]);
MS_SET_BAD_BLOCK_FLG(ms_card);
ms_set_page_status(log_blk,
set_PS_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)
return STATUS_FAIL;
}
if (!(val & INT_REG_BREQ)) {
ms_set_err_code(chip, MS_BREQ_ERROR);
return STATUS_FAIL;
}
}
retval = ms_set_rw_reg_addr(chip, OVERWRITE_FLAG, MS_EXTRA_SIZE,
SYSTEM_PARAM, (6 + MS_EXTRA_SIZE));
ms_set_err_code(chip, MS_NO_ERROR);
if (CHK_MS4BIT(ms_card))
data[0] = 0x88;
else
data[0] = 0x80;
data[1] = 0;
data[2] = (u8)(new_blk >> 8);
data[3] = (u8)new_blk;
data[4] = 0x20;
data[5] = i;
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)
return STATUS_FAIL;
retval = ms_send_cmd(chip, BLOCK_WRITE, WAIT_INT);
if (retval != STATUS_SUCCESS)
return STATUS_FAIL;
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)
return STATUS_FAIL;
if (val & INT_REG_CMDNK) {
ms_set_err_code(chip, MS_CMD_NK);
return STATUS_FAIL;
}
if (val & INT_REG_CED) {
if (val & INT_REG_ERR) {
ms_set_err_code(chip, MS_FLASH_WRITE_ERROR);
return STATUS_FAIL;
}
}
if (i == 0) {
retval = ms_set_rw_reg_addr(chip, OVERWRITE_FLAG,
MS_EXTRA_SIZE, SYSTEM_PARAM,
7);
if (retval != STATUS_SUCCESS)
return STATUS_FAIL;
ms_set_err_code(chip, MS_NO_ERROR);
if (CHK_MS4BIT(ms_card))
data[0] = 0x88;
else
data[0] = 0x80;
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)
return STATUS_FAIL;
retval = ms_send_cmd(chip, BLOCK_WRITE, WAIT_INT);
if (retval != STATUS_SUCCESS)
return STATUS_FAIL;
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)
return STATUS_FAIL;
if (val & INT_REG_CMDNK) {
ms_set_err_code(chip, MS_CMD_NK);
return STATUS_FAIL;
}
if (val & INT_REG_CED) {
if (val & INT_REG_ERR) {
ms_set_err_code(chip,
MS_FLASH_WRITE_ERROR);
return STATUS_FAIL;
}
}
}
}
return STATUS_SUCCESS;
}
static int reset_ms(struct rtsx_chip *chip)
{
struct ms_info *ms_card = &chip->ms_card;
int retval;
u16 i, reg_addr, block_size;
u8 val, extra[MS_EXTRA_SIZE], j, *ptr;
#ifndef SUPPORT_MAGIC_GATE
u16 eblock_cnt;
#endif
retval = ms_prepare_reset(chip);
if (retval != STATUS_SUCCESS)
return STATUS_FAIL;
ms_card->ms_type |= TYPE_MS;
retval = ms_send_cmd(chip, MS_RESET, NO_WAIT_INT);
if (retval != STATUS_SUCCESS)
return STATUS_FAIL;
retval = ms_read_status_reg(chip);
if (retval != STATUS_SUCCESS)
return STATUS_FAIL;
retval = rtsx_read_register(chip, PPBUF_BASE2, &val);
if (retval)
return retval;
if (val & WRT_PRTCT)
chip->card_wp |= MS_CARD;
else
chip->card_wp &= ~MS_CARD;
i = 0;
RE_SEARCH:
/* Search Boot Block */
while (i < (MAX_DEFECTIVE_BLOCK + 2)) {
if (detect_card_cd(chip, MS_CARD) != STATUS_SUCCESS) {
ms_set_err_code(chip, MS_NO_CARD);
return STATUS_FAIL;
}
retval = ms_read_extra_data(chip, i, 0, extra, MS_EXTRA_SIZE);
if (retval != STATUS_SUCCESS) {
i++;
continue;
}
if (extra[0] & BLOCK_OK) {
if (!(extra[1] & NOT_BOOT_BLOCK)) {
ms_card->boot_block = i;
break;
}
}
i++;
}
if (i == (MAX_DEFECTIVE_BLOCK + 2)) {
dev_dbg(rtsx_dev(chip), "No boot block found!");
return 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;
}
}
}
retval = ms_read_page(chip, ms_card->boot_block, 0);
if (retval != STATUS_SUCCESS)
return STATUS_FAIL;
/* Read MS system information as sys_info */
rtsx_init_cmd(chip);
for (i = 0; i < 96; i++)
rtsx_add_cmd(chip, READ_REG_CMD, PPBUF_BASE2 + 0x1A0 + i, 0, 0);
retval = rtsx_send_cmd(chip, MS_CARD, 100);
if (retval < 0)
return STATUS_FAIL;
ptr = rtsx_get_cmd_data(chip);
memcpy(ms_card->raw_sys_info, ptr, 96);
/* Read useful block contents */
rtsx_init_cmd(chip);
rtsx_add_cmd(chip, READ_REG_CMD, HEADER_ID0, 0, 0);
rtsx_add_cmd(chip, READ_REG_CMD, HEADER_ID1, 0, 0);
for (reg_addr = DISABLED_BLOCK0; reg_addr <= DISABLED_BLOCK3;
reg_addr++)
rtsx_add_cmd(chip, READ_REG_CMD, reg_addr, 0, 0);
for (reg_addr = BLOCK_SIZE_0; reg_addr <= PAGE_SIZE_1; reg_addr++)
rtsx_add_cmd(chip, READ_REG_CMD, reg_addr, 0, 0);
rtsx_add_cmd(chip, READ_REG_CMD, MS_device_type, 0, 0);
rtsx_add_cmd(chip, READ_REG_CMD, MS_4bit_support, 0, 0);
retval = rtsx_send_cmd(chip, MS_CARD, 100);
if (retval < 0)
return STATUS_FAIL;
ptr = rtsx_get_cmd_data(chip);
dev_dbg(rtsx_dev(chip), "Boot block data:\n");
dev_dbg(rtsx_dev(chip), "%*ph\n", 16, ptr);
/* Block ID error
* HEADER_ID0, HEADER_ID1
*/
if (ptr[0] != 0x00 || ptr[1] != 0x01) {
i = ms_card->boot_block + 1;
goto RE_SEARCH;
}
/* Page size error
* PAGE_SIZE_0, PAGE_SIZE_1
*/
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_0, BLOCK_SIZE_1 */
block_size = ((u16)ptr[6] << 8) | ptr[7];
if (block_size == 0x0010) {
/* Block size 16KB */
ms_card->block_shift = 5;
ms_card->page_off = 0x1F;
} else if (block_size == 0x0008) {
/* Block size 8KB */
ms_card->block_shift = 4;
ms_card->page_off = 0x0F;
}
/* BLOCK_COUNT_0, BLOCK_COUNT_1 */
ms_card->total_block = ((u16)ptr[8] << 8) | ptr[9];
#ifdef SUPPORT_MAGIC_GATE
j = ptr[10];
if (ms_card->block_shift == 4) { /* 4MB or 8MB */
if (j < 2) { /* Effective block for 4MB: 0x1F0 */
ms_card->capacity = 0x1EE0;
} else { /* Effective block for 8MB: 0x3E0 */
ms_card->capacity = 0x3DE0;
}
} else { /* 16MB, 32MB, 64MB or 128MB */
if (j < 5) { /* Effective block for 16MB: 0x3E0 */
ms_card->capacity = 0x7BC0;
} else if (j < 0xA) { /* Effective block for 32MB: 0x7C0 */
ms_card->capacity = 0xF7C0;
} else if (j < 0x11) { /* Effective block for 64MB: 0xF80 */
ms_card->capacity = 0x1EF80;
} else { /* Effective block for 128MB: 0x1F00 */
ms_card->capacity = 0x3DF00;
}
}
#else
/* EBLOCK_COUNT_0, EBLOCK_COUNT_1 */
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;
/* Switch I/F Mode */
if (ptr[15]) {
retval = ms_set_rw_reg_addr(chip, 0, 0, SYSTEM_PARAM, 1);
if (retval != STATUS_SUCCESS)
return STATUS_FAIL;
retval = rtsx_write_register(chip, PPBUF_BASE2, 0xFF, 0x88);
if (retval)
return retval;
retval = rtsx_write_register(chip, PPBUF_BASE2 + 1, 0xFF, 0);
if (retval)
return retval;
retval = ms_transfer_tpc(chip, MS_TM_WRITE_BYTES, WRITE_REG, 1,
NO_WAIT_INT);
if (retval != STATUS_SUCCESS)
return STATUS_FAIL;
retval = rtsx_write_register(chip, MS_CFG,
0x58 | MS_NO_CHECK_INT,
MS_BUS_WIDTH_4 |
PUSH_TIME_ODD |
MS_NO_CHECK_INT);
if (retval)
return retval;
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 rtsx_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;
dev_dbg(rtsx_dev(chip), "ms_card->segment_cnt = %d\n",
ms_card->segment_cnt);
size = ms_card->segment_cnt * sizeof(struct zone_entry);
ms_card->segment = vzalloc(size);
if (!ms_card->segment)
return STATUS_FAIL;
retval = ms_read_page(chip, ms_card->boot_block, 1);
if (retval != STATUS_SUCCESS)
goto INIT_FAIL;
reg_addr = PPBUF_BASE2;
for (i = 0; i < (((ms_card->total_block >> 9) * 10) + 1); i++) {
int block_no;
retval = rtsx_read_register(chip, reg_addr++, &val1);
if (retval != STATUS_SUCCESS)
goto INIT_FAIL;
retval = rtsx_read_register(chip, reg_addr++, &val2);
if (retval != STATUS_SUCCESS)
goto INIT_FAIL;
defect_block = ((u16)val1 << 8) | val2;
if (defect_block == 0xFFFF)
break;
seg_no = defect_block / 512;
block_no = ms_card->segment[seg_no].disable_count++;
ms_card->segment[seg_no].defect_list[block_no] = 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;
dev_dbg(rtsx_dev(chip), "defective block count of segment %d is %d\n",
i, ms_card->segment[i].disable_count);
}
return STATUS_SUCCESS;
INIT_FAIL:
vfree(ms_card->segment);
ms_card->segment = NULL;
return STATUS_FAIL;
}
static u16 ms_get_l2p_tbl(struct rtsx_chip *chip, int seg_no, u16 log_off)
{
struct ms_info *ms_card = &chip->ms_card;
struct zone_entry *segment;
if (!ms_card->segment)
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 rtsx_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)
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 rtsx_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 rtsx_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 rtsx_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 rtsx_chip *chip, int seg_no)
{
struct ms_info *ms_card = &chip->ms_card;
struct zone_entry *segment;
bool defect_flag;
int retval, table_size, disable_cnt, i;
u16 start, end, phy_blk, log_blk, tmp_blk, idx;
u8 extra[MS_EXTRA_SIZE], us1, us2;
dev_dbg(rtsx_dev(chip), "%s: %d\n", __func__, seg_no);
if (!ms_card->segment) {
retval = ms_init_l2p_tbl(chip);
if (retval != STATUS_SUCCESS)
return retval;
}
if (ms_card->segment[seg_no].build_flag) {
dev_dbg(rtsx_dev(chip), "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) {
segment->l2p_table = vmalloc(array_size(table_size, 2));
if (!segment->l2p_table)
goto BUILD_FAIL;
}
memset((u8 *)(segment->l2p_table), 0xff, array_size(table_size, 2));
if (!segment->free_table) {
segment->free_table = vmalloc(array_size(MS_FREE_TABLE_CNT, 2));
if (!segment->free_table)
goto BUILD_FAIL;
}
memset((u8 *)(segment->free_table), 0xff, array_size(MS_FREE_TABLE_CNT, 2));
start = (u16)seg_no << 9;
end = (u16)(seg_no + 1) << 9;
disable_cnt = segment->disable_count;
segment->get_index = 0;
segment->set_index = 0;
segment->unused_blk_cnt = 0;
for (phy_blk = start; phy_blk < end; phy_blk++) {
if (disable_cnt) {
defect_flag = false;
for (i = 0; i < segment->disable_count; i++) {
if (phy_blk == segment->defect_list[i]) {
defect_flag = true;
break;
}
}
if (defect_flag) {
disable_cnt--;
continue;
}
}
retval = ms_read_extra_data(chip, phy_blk, 0,
extra, MS_EXTRA_SIZE);
if (retval != STATUS_SUCCESS) {
dev_dbg(rtsx_dev(chip), "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;
}
idx = log_blk - ms_start_idx[seg_no];
if (segment->l2p_table[idx] == 0xFFFF) {
segment->l2p_table[idx] = phy_blk;
continue;
}
us1 = extra[0] & 0x10;
tmp_blk = segment->l2p_table[idx];
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;
dev_dbg(rtsx_dev(chip), "unused block count: %d\n",
segment->unused_blk_cnt);
/* Logical Address Confirmation Process */
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++) {
idx = log_blk - ms_start_idx[seg_no];
if (segment->l2p_table[idx] == 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)
goto BUILD_FAIL;
segment->l2p_table[idx] = 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;
}
}
}
}
/* Make boot block be the first normal block */
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) {
dev_dbg(rtsx_dev(chip), "Boot block is not the first normal block.\n");
if (chip->card_wp & MS_CARD)
break;
phy_blk = ms_get_unused_block(chip, 0);
retval = ms_copy_page(chip, tmp_blk, phy_blk,
log_blk, 0,
ms_card->page_off + 1);
if (retval != STATUS_SUCCESS)
return STATUS_FAIL;
segment->l2p_table[log_blk] = phy_blk;
retval = ms_set_bad_block(chip, tmp_blk);
if (retval != STATUS_SUCCESS)
return STATUS_FAIL;
}
}
}
return STATUS_SUCCESS;
BUILD_FAIL:
segment->build_flag = 0;
vfree(segment->l2p_table);
segment->l2p_table = NULL;
vfree(segment->free_table);
segment->free_table = NULL;
return STATUS_FAIL;
}
int reset_ms_card(struct rtsx_chip *chip)
{
struct ms_info *ms_card = &chip->ms_card;
int seg_no = ms_card->total_block / 512 - 1;
int retval;
memset(ms_card, 0, sizeof(struct ms_info));
retval = enable_card_clock(chip, MS_CARD);
if (retval != STATUS_SUCCESS)
return STATUS_FAIL;
retval = select_card(chip, MS_CARD);
if (retval != STATUS_SUCCESS)
return STATUS_FAIL;
ms_card->ms_type = 0;
retval = reset_ms_pro(chip);
if (retval != STATUS_SUCCESS) {
if (ms_card->check_ms_flow) {
retval = reset_ms(chip);
if (retval != STATUS_SUCCESS)
return STATUS_FAIL;
} else {
return STATUS_FAIL;
}
}
retval = ms_set_init_para(chip);
if (retval != STATUS_SUCCESS)
return STATUS_FAIL;
if (!CHK_MSPRO(ms_card)) {
/* Build table for the last segment,
* to check if L2P table block exists, erasing it
*/
retval = ms_build_l2p_tbl(chip, seg_no);
if (retval != STATUS_SUCCESS)
return STATUS_FAIL;
}
dev_dbg(rtsx_dev(chip), "ms_card->ms_type = 0x%x\n", ms_card->ms_type);
return STATUS_SUCCESS;
}
static int mspro_set_rw_cmd(struct rtsx_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)
return STATUS_FAIL;
return STATUS_SUCCESS;
}
void mspro_stop_seq_mode(struct rtsx_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_send_cmd(chip, PRO_STOP, WAIT_INT);
rtsx_write_register(chip, RBCTL, RB_FLUSH, RB_FLUSH);
}
}
static inline int ms_auto_tune_clock(struct rtsx_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)
return STATUS_FAIL;
return STATUS_SUCCESS;
}
static int mspro_rw_multi_sector(struct scsi_cmnd *srb,
struct rtsx_chip *chip, u32 start_sector,
u16 sector_cnt)
{
struct ms_info *ms_card = &chip->ms_card;
bool mode_2k = false;
int retval;
u16 count;
u8 val, trans_mode, rw_tpc, rw_cmd;
ms_set_err_code(chip, MS_NO_ERROR);
ms_card->cleanup_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 = true;
}
} 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)
return STATUS_FAIL;
if (srb->sc_data_direction == DMA_FROM_DEVICE)
trans_mode = MS_TM_AUTO_READ;
else
trans_mode = MS_TM_AUTO_WRITE;
retval = rtsx_read_register(chip, MS_TRANS_CFG, &val);
if (retval)
return retval;
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;
if (val & MS_INT_BREQ) {
retval = ms_send_cmd(chip, PRO_STOP, WAIT_INT);
if (retval != STATUS_SUCCESS)
return STATUS_FAIL;
rtsx_write_register(chip, RBCTL, RB_FLUSH,
RB_FLUSH);
}
}
}
if (!ms_card->seq_mode) {
ms_card->total_sec_cnt = 0;
if (sector_cnt >= SEQ_START_CRITERIA) {
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;
return STATUS_FAIL;
}
}
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;
rtsx_read_register(chip, MS_TRANS_CFG, &val);
rtsx_clear_ms_error(chip);
if (detect_card_cd(chip, MS_CARD) != STATUS_SUCCESS) {
chip->rw_need_retry = 0;
dev_dbg(rtsx_dev(chip), "No card exist, exit %s\n",
__func__);
return STATUS_FAIL;
}
if (val & MS_INT_BREQ)
ms_send_cmd(chip, PRO_STOP, WAIT_INT);
if (val & (MS_CRC16_ERR | MS_RDY_TIMEOUT)) {
dev_dbg(rtsx_dev(chip), "MSPro CRC error, tune clock!\n");
chip->rw_need_retry = 1;
ms_auto_tune_clock(chip);
}
return retval;
}
if (ms_card->seq_mode) {
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 rtsx_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];
dev_dbg(rtsx_dev(chip), "%s, short_data_len = %d\n", __func__,
short_data_len);
retval = ms_switch_clock(chip);
if (retval != STATUS_SUCCESS) {
ms_card->format_status = FORMAT_FAIL;
return STATUS_FAIL;
}
retval = rtsx_read_register(chip, MS_TRANS_CFG, &tmp);
if (retval != STATUS_SUCCESS) {
ms_card->format_status = FORMAT_FAIL;
return STATUS_FAIL;
}
if (!(tmp & MS_INT_BREQ)) {
if ((tmp & (MS_INT_CED | MS_INT_BREQ | MS_INT_CMDNK |
MS_INT_ERR)) == MS_INT_CED) {
ms_card->format_status = FORMAT_SUCCESS;
return STATUS_SUCCESS;
}
ms_card->format_status = FORMAT_FAIL;
return STATUS_FAIL;
}
if (short_data_len >= 256)
cnt = 0;
else
cnt = (u8)short_data_len;
retval = rtsx_write_register(chip, MS_CFG, MS_NO_CHECK_INT,
MS_NO_CHECK_INT);
if (retval != STATUS_SUCCESS) {
ms_card->format_status = FORMAT_FAIL;
return STATUS_FAIL;
}
retval = ms_read_bytes(chip, PRO_READ_SHORT_DATA, cnt, WAIT_INT,
data, 8);
if (retval != STATUS_SUCCESS) {
ms_card->format_status = FORMAT_FAIL;
return STATUS_FAIL;
}
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];
dev_dbg(rtsx_dev(chip), "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;
}
dev_dbg(rtsx_dev(chip), "progress = %d\n", ms_card->progress);
for (i = 0; i < 5000; i++) {
retval = rtsx_read_register(chip, MS_TRANS_CFG, &tmp);
if (retval != STATUS_SUCCESS) {
ms_card->format_status = FORMAT_FAIL;
return STATUS_FAIL;
}
if (tmp & (MS_INT_CED | MS_INT_CMDNK |
MS_INT_BREQ | MS_INT_ERR))
break;
wait_timeout(1);
}
retval = rtsx_write_register(chip, MS_CFG, MS_NO_CHECK_INT, 0);
if (retval != STATUS_SUCCESS) {
ms_card->format_status = FORMAT_FAIL;
return STATUS_FAIL;
}
if (i == 5000) {
ms_card->format_status = FORMAT_FAIL;
return STATUS_FAIL;
}
if (tmp & (MS_INT_CMDNK | MS_INT_ERR)) {
ms_card->format_status = FORMAT_FAIL;
return 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;
return STATUS_FAIL;
}
return STATUS_SUCCESS;
}
void mspro_polling_format_status(struct rtsx_chip *chip)
{
struct ms_info *ms_card = &chip->ms_card;
int i;
if (ms_card->pro_under_formatting &&
(rtsx_get_stat(chip) != RTSX_STAT_SS)) {
rtsx_set_stat(chip, RTSX_STAT_RUN);
for (i = 0; i < 65535; i++) {
mspro_read_format_progress(chip, MS_SHORT_DATA_LEN);
if (ms_card->format_status != FORMAT_IN_PROGRESS)
break;
}
}
}
int mspro_format(struct scsi_cmnd *srb, struct rtsx_chip *chip,
int short_data_len, bool 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)
return STATUS_FAIL;
retval = ms_set_rw_reg_addr(chip, 0x00, 0x00, PRO_TPC_PARM, 0x01);
if (retval != STATUS_SUCCESS)
return STATUS_FAIL;
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)
return STATUS_FAIL;
if (quick_format)
para = 0x0000;
else
para = 0x0001;
retval = mspro_set_rw_cmd(chip, 0, para, PRO_FORMAT);
if (retval != STATUS_SUCCESS)
return STATUS_FAIL;
retval = rtsx_read_register(chip, MS_TRANS_CFG, &tmp);
if (retval)
return retval;
if (tmp & (MS_INT_CMDNK | MS_INT_ERR))
return 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;
}
return STATUS_FAIL;
}
static int ms_read_multiple_pages(struct rtsx_chip *chip, u16 phy_blk,
u16 log_blk, u8 start_page, u8 end_page,
u8 *buf, unsigned int *index,
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];
u8 *ptr;
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);
return STATUS_FAIL;
}
}
retval = ms_set_rw_reg_addr(chip, OVERWRITE_FLAG, MS_EXTRA_SIZE,
SYSTEM_PARAM, 6);
if (retval != STATUS_SUCCESS)
return STATUS_FAIL;
if (CHK_MS4BIT(ms_card))
data[0] = 0x88;
else
data[0] = 0x80;
data[1] = 0;
data[2] = (u8)(phy_blk >> 8);
data[3] = (u8)phy_blk;
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)
return STATUS_FAIL;
ms_set_err_code(chip, MS_NO_ERROR);
retval = ms_send_cmd(chip, BLOCK_READ, WAIT_INT);
if (retval != STATUS_SUCCESS)
return STATUS_FAIL;
ptr = buf;
for (page_addr = start_page; page_addr < end_page; page_addr++) {
ms_set_err_code(chip, MS_NO_ERROR);
if (detect_card_cd(chip, MS_CARD) != STATUS_SUCCESS) {
ms_set_err_code(chip, MS_NO_CARD);
return STATUS_FAIL;
}
retval = ms_read_bytes(chip, GET_INT, 1, NO_WAIT_INT, &val, 1);
if (retval != STATUS_SUCCESS)
return STATUS_FAIL;
if (val & INT_REG_CMDNK) {
ms_set_err_code(chip, MS_CMD_NK);
return 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, set_PS_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);
return STATUS_FAIL;
}
} else {
ms_set_err_code(chip, MS_FLASH_READ_ERROR);
return STATUS_FAIL;
}
} else {
if (!(val & INT_REG_BREQ)) {
ms_set_err_code(chip, MS_BREQ_ERROR);
return 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)
return STATUS_FAIL;
}
retval = ms_read_bytes(chip, GET_INT, 1, NO_WAIT_INT,
&val, 1);
if (retval != STATUS_SUCCESS)
return STATUS_FAIL;
if (!(val & INT_REG_CED)) {
ms_set_err_code(chip, MS_FLASH_READ_ERROR);
return STATUS_FAIL;
}
trans_cfg = NO_WAIT_INT;
} else {
trans_cfg = WAIT_INT;
}
rtsx_init_cmd(chip);
rtsx_add_cmd(chip, WRITE_REG_CMD, MS_TPC, 0xFF, READ_PAGE_DATA);
rtsx_add_cmd(chip, WRITE_REG_CMD, MS_TRANS_CFG,
0xFF, trans_cfg);
rtsx_add_cmd(chip, WRITE_REG_CMD, CARD_DATA_SOURCE,
0x01, RING_BUFFER);
trans_dma_enable(DMA_FROM_DEVICE, chip, 512, DMA_512);
rtsx_add_cmd(chip, WRITE_REG_CMD, MS_TRANSFER, 0xFF,
MS_TRANSFER_START | MS_TM_NORMAL_READ);
rtsx_add_cmd(chip, CHECK_REG_CMD, MS_TRANSFER,
MS_TRANSFER_END, MS_TRANSFER_END);
rtsx_send_cmd_no_wait(chip);
retval = rtsx_transfer_data_partial(chip, MS_CARD, ptr, 512,
scsi_sg_count(chip->srb),
index, offset,
DMA_FROM_DEVICE,
chip->ms_timeout);
if (retval < 0) {
if (retval == -ETIMEDOUT) {
ms_set_err_code(chip, MS_TO_ERROR);
rtsx_clear_ms_error(chip);
return STATUS_TIMEDOUT;
}
retval = rtsx_read_register(chip, MS_TRANS_CFG, &val);
if (retval != STATUS_SUCCESS) {
ms_set_err_code(chip, MS_TO_ERROR);
rtsx_clear_ms_error(chip);
return STATUS_TIMEDOUT;
}
if (val & (MS_CRC16_ERR | MS_RDY_TIMEOUT)) {
ms_set_err_code(chip, MS_CRC16_ERROR);
rtsx_clear_ms_error(chip);
return STATUS_FAIL;
}
}
if (scsi_sg_count(chip->srb) == 0)
ptr += 512;
}
return STATUS_SUCCESS;
}
static int ms_write_multiple_pages(struct rtsx_chip *chip, u16 old_blk,
u16 new_blk, u16 log_blk, u8 start_page,
u8 end_page, u8 *buf, unsigned int *index,
unsigned int *offset)
{
struct ms_info *ms_card = &chip->ms_card;
int retval, i;
u8 page_addr, val, data[16];
u8 *ptr;
if (!start_page) {
retval = ms_set_rw_reg_addr(chip, OVERWRITE_FLAG, MS_EXTRA_SIZE,
SYSTEM_PARAM, 7);
if (retval != STATUS_SUCCESS)
return STATUS_FAIL;
if (CHK_MS4BIT(ms_card))
data[0] = 0x88;
else
data[0] = 0x80;
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)
return STATUS_FAIL;
retval = ms_send_cmd(chip, BLOCK_WRITE, WAIT_INT);
if (retval != STATUS_SUCCESS)
return STATUS_FAIL;
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)
return STATUS_FAIL;
}
retval = ms_set_rw_reg_addr(chip, OVERWRITE_FLAG, MS_EXTRA_SIZE,
SYSTEM_PARAM, (6 + MS_EXTRA_SIZE));
if (retval != STATUS_SUCCESS)
return STATUS_FAIL;
ms_set_err_code(chip, MS_NO_ERROR);
if (CHK_MS4BIT(ms_card))
data[0] = 0x88;
else
data[0] = 0x80;
data[1] = 0;
data[2] = (u8)(new_blk >> 8);
data[3] = (u8)new_blk;
if ((end_page - start_page) == 1)
data[4] = 0x20;
else
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++)
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)
return 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)
return STATUS_FAIL;
retval = ms_read_bytes(chip, GET_INT, 1, NO_WAIT_INT, &val, 1);
if (retval != STATUS_SUCCESS)
return STATUS_FAIL;
ptr = buf;
for (page_addr = start_page; page_addr < end_page; page_addr++) {
ms_set_err_code(chip, MS_NO_ERROR);
if (detect_card_cd(chip, MS_CARD) != STATUS_SUCCESS) {
ms_set_err_code(chip, MS_NO_CARD);
return STATUS_FAIL;
}
if (val & INT_REG_CMDNK) {
ms_set_err_code(chip, MS_CMD_NK);
return STATUS_FAIL;
}
if (val & INT_REG_ERR) {
ms_set_err_code(chip, MS_FLASH_WRITE_ERROR);
return STATUS_FAIL;
}
if (!(val & INT_REG_BREQ)) {
ms_set_err_code(chip, MS_BREQ_ERROR);
return STATUS_FAIL;
}
udelay(30);
rtsx_init_cmd(chip);
rtsx_add_cmd(chip, WRITE_REG_CMD, MS_TPC,
0xFF, WRITE_PAGE_DATA);
rtsx_add_cmd(chip, WRITE_REG_CMD, MS_TRANS_CFG,
0xFF, WAIT_INT);
rtsx_add_cmd(chip, WRITE_REG_CMD, CARD_DATA_SOURCE,
0x01, RING_BUFFER);
trans_dma_enable(DMA_TO_DEVICE, chip, 512, DMA_512);
rtsx_add_cmd(chip, WRITE_REG_CMD, MS_TRANSFER, 0xFF,
MS_TRANSFER_START | MS_TM_NORMAL_WRITE);
rtsx_add_cmd(chip, CHECK_REG_CMD, MS_TRANSFER,
MS_TRANSFER_END, MS_TRANSFER_END);
rtsx_send_cmd_no_wait(chip);
retval = rtsx_transfer_data_partial(chip, MS_CARD, ptr, 512,
scsi_sg_count(chip->srb),
index, offset,
DMA_TO_DEVICE,
chip->ms_timeout);
if (retval < 0) {
ms_set_err_code(chip, MS_TO_ERROR);
rtsx_clear_ms_error(chip);
if (retval == -ETIMEDOUT)
return STATUS_TIMEDOUT;
return STATUS_FAIL;
}
retval = ms_read_bytes(chip, GET_INT, 1, NO_WAIT_INT, &val, 1);
if (retval != STATUS_SUCCESS)
return STATUS_FAIL;
if ((end_page - start_page) == 1) {
if (!(val & INT_REG_CED)) {
ms_set_err_code(chip, MS_FLASH_WRITE_ERROR);
return 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)
return STATUS_FAIL;
}
retval = ms_read_bytes(chip, GET_INT, 1,
NO_WAIT_INT, &val, 1);
if (retval != STATUS_SUCCESS)
return STATUS_FAIL;
}
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);
return STATUS_FAIL;
}
}
}
if (scsi_sg_count(chip->srb) == 0)
ptr += 512;
}
return STATUS_SUCCESS;
}
static int ms_finish_write(struct rtsx_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;
retval = ms_copy_page(chip, old_blk, new_blk, log_blk,
page_off, ms_card->page_off + 1);
if (retval != STATUS_SUCCESS)
return STATUS_FAIL;
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 rtsx_chip *chip, u16 old_blk, u16 new_blk,
u16 log_blk, u8 start_page)
{
int retval;
if (start_page) {
retval = ms_copy_page(chip, old_blk, new_blk, log_blk,
0, start_page);
if (retval != STATUS_SUCCESS)
return STATUS_FAIL;
}
return STATUS_SUCCESS;
}
#ifdef MS_DELAY_WRITE
int ms_delay_write(struct rtsx_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)
return STATUS_FAIL;
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)
return STATUS_FAIL;
}
return STATUS_SUCCESS;
}
#endif
static inline void ms_rw_fail(struct scsi_cmnd *srb, struct rtsx_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 rtsx_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 index = 0, 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 *ptr;
#ifdef MS_DELAY_WRITE
struct ms_delay_write_tag *delay_write = &ms_card->delay_write;
#endif
ms_set_err_code(chip, MS_NO_ERROR);
ms_card->cleanup_counter = 0;
ptr = (u8 *)scsi_sglist(srb);
retval = ms_switch_clock(chip);
if (retval != STATUS_SUCCESS) {
ms_rw_fail(srb, chip);
return STATUS_FAIL;
}
log_blk = (u16)(start_sector >> ms_card->block_shift);
start_page = (u8)(start_sector & ms_card->page_off);
for (seg_no = 0; seg_no < ARRAY_SIZE(ms_start_idx) - 1; 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);
return STATUS_FAIL;
}
}
if (srb->sc_data_direction == DMA_TO_DEVICE) {
#ifdef MS_DELAY_WRITE
if (delay_write->delay_write_flag &&
(delay_write->logblock == log_blk) &&
(start_page > delay_write->pageoff)) {
delay_write->delay_write_flag = 0;
retval = ms_copy_page(chip,
delay_write->old_phyblock,
delay_write->new_phyblock,
log_blk,
delay_write->pageoff, start_page);
if (retval != STATUS_SUCCESS) {
set_sense_type(chip, lun,
SENSE_TYPE_MEDIA_WRITE_ERR);
return STATUS_FAIL;
}
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);
return STATUS_FAIL;
}
#endif
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);
return STATUS_FAIL;
}
retval = ms_prepare_write(chip, old_blk, new_blk,
log_blk, start_page);
if (retval != STATUS_SUCCESS) {
if (detect_card_cd(chip, MS_CARD) !=
STATUS_SUCCESS) {
set_sense_type
(chip, lun,
SENSE_TYPE_MEDIA_NOT_PRESENT);
return STATUS_FAIL;
}
set_sense_type(chip, lun,
SENSE_TYPE_MEDIA_WRITE_ERR);
return STATUS_FAIL;
}
#ifdef MS_DELAY_WRITE
}
#endif
} else {
#ifdef MS_DELAY_WRITE
retval = ms_delay_write(chip);
if (retval != STATUS_SUCCESS) {
if (detect_card_cd(chip, MS_CARD) != STATUS_SUCCESS) {
set_sense_type(chip, lun,
SENSE_TYPE_MEDIA_NOT_PRESENT);
return STATUS_FAIL;
}
set_sense_type(chip, lun,
SENSE_TYPE_MEDIA_UNRECOVER_READ_ERR);
return STATUS_FAIL;
}
#endif
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);
return STATUS_FAIL;
}
}
dev_dbg(rtsx_dev(chip), "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;
dev_dbg(rtsx_dev(chip), "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,
ptr, &index, &offset);
} else {
retval = ms_write_multiple_pages(chip, old_blk, new_blk,
log_blk, start_page,
end_page, ptr, &index,
&offset);
}
if (retval != STATUS_SUCCESS) {
toggle_gpio(chip, 1);
if (detect_card_cd(chip, MS_CARD) != STATUS_SUCCESS) {
set_sense_type(chip, lun,
SENSE_TYPE_MEDIA_NOT_PRESENT);
return STATUS_FAIL;
}
ms_rw_fail(srb, chip);
return STATUS_FAIL;
}
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 (scsi_sg_count(srb) == 0)
ptr += page_cnt * 512;
if (total_sec_cnt == 0)
break;
log_blk++;
for (seg_no = 0; seg_no < ARRAY_SIZE(ms_start_idx) - 1;
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);
return STATUS_FAIL;
}
}
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);
return 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);
return STATUS_FAIL;
}
}
dev_dbg(rtsx_dev(chip), "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)) {
#ifdef MS_DELAY_WRITE
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;
#else
retval = ms_finish_write(chip, old_blk, new_blk,
log_blk, end_page);
if (retval != STATUS_SUCCESS) {
if (detect_card_cd(chip, MS_CARD) !=
STATUS_SUCCESS) {
set_sense_type
(chip, lun,
SENSE_TYPE_MEDIA_NOT_PRESENT);
return STATUS_FAIL;
}
ms_rw_fail(srb, chip);
return STATUS_FAIL;
}
#endif
}
}
scsi_set_resid(srb, 0);
return STATUS_SUCCESS;
}
int ms_rw(struct scsi_cmnd *srb, struct rtsx_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 rtsx_chip *chip)
{
struct ms_info *ms_card = &chip->ms_card;
int i = 0;
if (ms_card->segment) {
for (i = 0; i < ms_card->segment_cnt; i++) {
vfree(ms_card->segment[i].l2p_table);
ms_card->segment[i].l2p_table = NULL;
vfree(ms_card->segment[i].free_table);
ms_card->segment[i].free_table = NULL;
}
vfree(ms_card->segment);
ms_card->segment = NULL;
}
}
#ifdef SUPPORT_MAGIC_GATE
#ifdef READ_BYTES_WAIT_INT
static int ms_poll_int(struct rtsx_chip *chip)
{
int retval;
u8 val;
rtsx_init_cmd(chip);
rtsx_add_cmd(chip, CHECK_REG_CMD, MS_TRANS_CFG, MS_INT_CED, MS_INT_CED);
retval = rtsx_send_cmd(chip, MS_CARD, 5000);
if (retval != STATUS_SUCCESS)
return STATUS_FAIL;
val = *rtsx_get_cmd_data(chip);
if (val & MS_INT_ERR)
return STATUS_FAIL;
return STATUS_SUCCESS;
}
#endif
#ifdef MS_SAMPLE_INT_ERR
static int check_ms_err(struct rtsx_chip *chip)
{
int retval;
u8 val;
retval = rtsx_read_register(chip, MS_TRANSFER, &val);
if (retval != STATUS_SUCCESS)
return 1;
if (val & MS_TRANSFER_ERR)
return 1;
retval = rtsx_read_register(chip, MS_TRANS_CFG, &val);
if (retval != STATUS_SUCCESS)
return 1;
if (val & (MS_INT_ERR | MS_INT_CMDNK))
return 1;
return 0;
}
#else
static int check_ms_err(struct rtsx_chip *chip)
{
int retval;
u8 val;
retval = rtsx_read_register(chip, MS_TRANSFER, &val);
if (retval != STATUS_SUCCESS)
return 1;
if (val & MS_TRANSFER_ERR)
return 1;
return 0;
}
#endif
static int mg_send_ex_cmd(struct rtsx_chip *chip, u8 cmd, u8 entry_num)
{
int retval, i;
u8 data[8];
data[0] = cmd;
data[1] = 0;
data[2] = 0;
data[3] = 0;
data[4] = 0;
data[5] = 0;
data[6] = entry_num;
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)
return STATUS_FAIL;
if (check_ms_err(chip)) {
rtsx_clear_ms_error(chip);
return STATUS_FAIL;
}
return STATUS_SUCCESS;
}
static int mg_set_tpc_para_sub(struct rtsx_chip *chip, int type,
u8 mg_entry_num)
{
int retval;
u8 buf[6];
if (type == 0)
retval = ms_set_rw_reg_addr(chip, 0, 0, PRO_TPC_PARM, 1);
else
retval = ms_set_rw_reg_addr(chip, 0, 0, PRO_DATA_COUNT1, 6);
if (retval != STATUS_SUCCESS)
return STATUS_FAIL;
buf[0] = 0;
buf[1] = 0;
if (type == 1) {
buf[2] = 0;
buf[3] = 0;
buf[4] = 0;
buf[5] = mg_entry_num;
}
retval = ms_write_bytes(chip, PRO_WRITE_REG, (type == 0) ? 1 : 6,
NO_WAIT_INT, buf, 6);
if (retval != STATUS_SUCCESS)
return STATUS_FAIL;
return STATUS_SUCCESS;
}
int mg_set_leaf_id(struct scsi_cmnd *srb, struct rtsx_chip *chip)
{
int retval;
int i;
unsigned int lun = SCSI_LUN(srb);
u8 buf1[32], buf2[12];
if (scsi_bufflen(srb) < 12) {
set_sense_type(chip, lun, SENSE_TYPE_MEDIA_INVALID_CMD_FIELD);
return STATUS_FAIL;
}
ms_cleanup_work(chip);
retval = ms_switch_clock(chip);
if (retval != STATUS_SUCCESS)
return STATUS_FAIL;
retval = mg_send_ex_cmd(chip, MG_SET_LID, 0);
if (retval != STATUS_SUCCESS) {
set_sense_type(chip, lun, SENSE_TYPE_MG_KEY_FAIL_NOT_ESTAB);
return STATUS_FAIL;
}
memset(buf1, 0, 32);
rtsx_stor_get_xfer_buf(buf2, min_t(int, 12, scsi_bufflen(srb)), srb);
for (i = 0; i < 8; i++)
buf1[8 + i] = buf2[4 + i];
retval = ms_write_bytes(chip, PRO_WRITE_SHORT_DATA, 32, WAIT_INT,
buf1, 32);
if (retval != STATUS_SUCCESS) {
set_sense_type(chip, lun, SENSE_TYPE_MG_KEY_FAIL_NOT_ESTAB);
return STATUS_FAIL;
}
if (check_ms_err(chip)) {
set_sense_type(chip, lun, SENSE_TYPE_MG_KEY_FAIL_NOT_ESTAB);
rtsx_clear_ms_error(chip);
return STATUS_FAIL;
}
return STATUS_SUCCESS;
}
int mg_get_local_EKB(struct scsi_cmnd *srb, struct rtsx_chip *chip)
{
int retval;
int bufflen;
unsigned int lun = SCSI_LUN(srb);
u8 *buf = NULL;
ms_cleanup_work(chip);
retval = ms_switch_clock(chip);
if (retval != STATUS_SUCCESS)
return STATUS_FAIL;
buf = kmalloc(1540, GFP_KERNEL);
if (!buf)
return STATUS_ERROR;
buf[0] = 0x04;
buf[1] = 0x1A;
buf[2] = 0x00;
buf[3] = 0x00;
retval = mg_send_ex_cmd(chip, MG_GET_LEKB, 0);
if (retval != STATUS_SUCCESS) {
set_sense_type(chip, lun, SENSE_TYPE_MG_KEY_FAIL_NOT_AUTHEN);
goto free_buffer;
}
retval = ms_transfer_data(chip, MS_TM_AUTO_READ, PRO_READ_LONG_DATA,
3, WAIT_INT, 0, 0, buf + 4, 1536);
if (retval != STATUS_SUCCESS) {
set_sense_type(chip, lun, SENSE_TYPE_MG_KEY_FAIL_NOT_AUTHEN);
rtsx_clear_ms_error(chip);
goto free_buffer;
}
if (check_ms_err(chip)) {
set_sense_type(chip, lun, SENSE_TYPE_MG_KEY_FAIL_NOT_AUTHEN);
rtsx_clear_ms_error(chip);
retval = STATUS_FAIL;
goto free_buffer;
}
bufflen = min_t(int, 1052, scsi_bufflen(srb));
rtsx_stor_set_xfer_buf(buf, bufflen, srb);
free_buffer:
kfree(buf);
return retval;
}
int mg_chg(struct scsi_cmnd *srb, struct rtsx_chip *chip)
{
struct ms_info *ms_card = &chip->ms_card;
int retval;
int bufflen;
int i;
unsigned int lun = SCSI_LUN(srb);
u8 buf[32];
ms_cleanup_work(chip);
retval = ms_switch_clock(chip);
if (retval != STATUS_SUCCESS)
return STATUS_FAIL;
retval = mg_send_ex_cmd(chip, MG_GET_ID, 0);
if (retval != STATUS_SUCCESS) {
set_sense_type(chip, lun, SENSE_TYPE_MG_INCOMPATIBLE_MEDIUM);
return STATUS_FAIL;
}
retval = ms_read_bytes(chip, PRO_READ_SHORT_DATA, 32, WAIT_INT,
buf, 32);
if (retval != STATUS_SUCCESS) {
set_sense_type(chip, lun, SENSE_TYPE_MG_INCOMPATIBLE_MEDIUM);
return STATUS_FAIL;
}
if (check_ms_err(chip)) {
set_sense_type(chip, lun, SENSE_TYPE_MG_INCOMPATIBLE_MEDIUM);
rtsx_clear_ms_error(chip);
return STATUS_FAIL;
}
memcpy(ms_card->magic_gate_id, buf, 16);
#ifdef READ_BYTES_WAIT_INT
retval = ms_poll_int(chip);
if (retval != STATUS_SUCCESS) {
set_sense_type(chip, lun, SENSE_TYPE_MG_INCOMPATIBLE_MEDIUM);
return STATUS_FAIL;
}
#endif
retval = mg_send_ex_cmd(chip, MG_SET_RD, 0);
if (retval != STATUS_SUCCESS) {
set_sense_type(chip, lun, SENSE_TYPE_MG_INCOMPATIBLE_MEDIUM);
return STATUS_FAIL;
}
bufflen = min_t(int, 12, scsi_bufflen(srb));
rtsx_stor_get_xfer_buf(buf, bufflen, srb);
for (i = 0; i < 8; i++)
buf[i] = buf[4 + i];
for (i = 0; i < 24; i++)
buf[8 + i] = 0;
retval = ms_write_bytes(chip, PRO_WRITE_SHORT_DATA,
32, WAIT_INT, buf, 32);
if (retval != STATUS_SUCCESS) {
set_sense_type(chip, lun, SENSE_TYPE_MG_INCOMPATIBLE_MEDIUM);
return STATUS_FAIL;
}
if (check_ms_err(chip)) {
set_sense_type(chip, lun, SENSE_TYPE_MG_INCOMPATIBLE_MEDIUM);
rtsx_clear_ms_error(chip);
return STATUS_FAIL;
}
ms_card->mg_auth = 0;
return STATUS_SUCCESS;
}
int mg_get_rsp_chg(struct scsi_cmnd *srb, struct rtsx_chip *chip)
{
struct ms_info *ms_card = &chip->ms_card;
int retval;
int bufflen;
unsigned int lun = SCSI_LUN(srb);
u8 buf1[32], buf2[36];
ms_cleanup_work(chip);
retval = ms_switch_clock(chip);
if (retval != STATUS_SUCCESS)
return STATUS_FAIL;
retval = mg_send_ex_cmd(chip, MG_MAKE_RMS, 0);
if (retval != STATUS_SUCCESS) {
set_sense_type(chip, lun, SENSE_TYPE_MG_KEY_FAIL_NOT_AUTHEN);
return STATUS_FAIL;
}
retval = ms_read_bytes(chip, PRO_READ_SHORT_DATA, 32, WAIT_INT,
buf1, 32);
if (retval != STATUS_SUCCESS) {
set_sense_type(chip, lun, SENSE_TYPE_MG_KEY_FAIL_NOT_AUTHEN);
return STATUS_FAIL;
}
if (check_ms_err(chip)) {
set_sense_type(chip, lun, SENSE_TYPE_MG_KEY_FAIL_NOT_AUTHEN);
rtsx_clear_ms_error(chip);
return STATUS_FAIL;
}
buf2[0] = 0x00;
buf2[1] = 0x22;
buf2[2] = 0x00;
buf2[3] = 0x00;
memcpy(buf2 + 4, ms_card->magic_gate_id, 16);
memcpy(buf2 + 20, buf1, 16);
bufflen = min_t(int, 36, scsi_bufflen(srb));
rtsx_stor_set_xfer_buf(buf2, bufflen, srb);
#ifdef READ_BYTES_WAIT_INT
retval = ms_poll_int(chip);
if (retval != STATUS_SUCCESS) {
set_sense_type(chip, lun, SENSE_TYPE_MG_KEY_FAIL_NOT_AUTHEN);
return STATUS_FAIL;
}
#endif
return STATUS_SUCCESS;
}
int mg_rsp(struct scsi_cmnd *srb, struct rtsx_chip *chip)
{
struct ms_info *ms_card = &chip->ms_card;
int retval;
int i;
int bufflen;
unsigned int lun = SCSI_LUN(srb);
u8 buf[32];
ms_cleanup_work(chip);
retval = ms_switch_clock(chip);
if (retval != STATUS_SUCCESS)
return STATUS_FAIL;
retval = mg_send_ex_cmd(chip, MG_MAKE_KSE, 0);
if (retval != STATUS_SUCCESS) {
set_sense_type(chip, lun, SENSE_TYPE_MG_KEY_FAIL_NOT_AUTHEN);
return STATUS_FAIL;
}
bufflen = min_t(int, 12, scsi_bufflen(srb));
rtsx_stor_get_xfer_buf(buf, bufflen, srb);
for (i = 0; i < 8; i++)
buf[i] = buf[4 + i];
for (i = 0; i < 24; i++)
buf[8 + i] = 0;
retval = ms_write_bytes(chip, PRO_WRITE_SHORT_DATA, 32, WAIT_INT,
buf, 32);
if (retval != STATUS_SUCCESS) {
set_sense_type(chip, lun, SENSE_TYPE_MG_KEY_FAIL_NOT_AUTHEN);
return STATUS_FAIL;
}
if (check_ms_err(chip)) {
set_sense_type(chip, lun, SENSE_TYPE_MG_KEY_FAIL_NOT_AUTHEN);
rtsx_clear_ms_error(chip);
return STATUS_FAIL;
}
ms_card->mg_auth = 1;
return STATUS_SUCCESS;
}
int mg_get_ICV(struct scsi_cmnd *srb, struct rtsx_chip *chip)
{
struct ms_info *ms_card = &chip->ms_card;
int retval;
int bufflen;
unsigned int lun = SCSI_LUN(srb);
u8 *buf = NULL;
ms_cleanup_work(chip);
retval = ms_switch_clock(chip);
if (retval != STATUS_SUCCESS)
return STATUS_FAIL;
buf = kmalloc(1028, GFP_KERNEL);
if (!buf)
return STATUS_ERROR;
buf[0] = 0x04;
buf[1] = 0x02;
buf[2] = 0x00;
buf[3] = 0x00;
retval = mg_send_ex_cmd(chip, MG_GET_IBD, ms_card->mg_entry_num);
if (retval != STATUS_SUCCESS) {
set_sense_type(chip, lun, SENSE_TYPE_MEDIA_UNRECOVER_READ_ERR);
goto free_buffer;
}
retval = ms_transfer_data(chip, MS_TM_AUTO_READ, PRO_READ_LONG_DATA,
2, WAIT_INT, 0, 0, buf + 4, 1024);
if (retval != STATUS_SUCCESS) {
set_sense_type(chip, lun, SENSE_TYPE_MEDIA_UNRECOVER_READ_ERR);
rtsx_clear_ms_error(chip);
goto free_buffer;
}
if (check_ms_err(chip)) {
set_sense_type(chip, lun, SENSE_TYPE_MEDIA_UNRECOVER_READ_ERR);
rtsx_clear_ms_error(chip);
retval = STATUS_FAIL;
goto free_buffer;
}
bufflen = min_t(int, 1028, scsi_bufflen(srb));
rtsx_stor_set_xfer_buf(buf, bufflen, srb);
free_buffer:
kfree(buf);
return retval;
}
int mg_set_ICV(struct scsi_cmnd *srb, struct rtsx_chip *chip)
{
struct ms_info *ms_card = &chip->ms_card;
int retval;
int bufflen;
#ifdef MG_SET_ICV_SLOW
int i;
#endif
unsigned int lun = SCSI_LUN(srb);
u8 *buf = NULL;
ms_cleanup_work(chip);
retval = ms_switch_clock(chip);
if (retval != STATUS_SUCCESS)
return STATUS_FAIL;
buf = kmalloc(1028, GFP_KERNEL);
if (!buf)
return STATUS_ERROR;
bufflen = min_t(int, 1028, scsi_bufflen(srb));
rtsx_stor_get_xfer_buf(buf, bufflen, srb);
retval = mg_send_ex_cmd(chip, MG_SET_IBD, ms_card->mg_entry_num);
if (retval != STATUS_SUCCESS) {
if (ms_card->mg_auth == 0) {
if ((buf[5] & 0xC0) != 0)
set_sense_type
(chip, lun,
SENSE_TYPE_MG_KEY_FAIL_NOT_ESTAB);
else
set_sense_type(chip, lun,
SENSE_TYPE_MG_WRITE_ERR);
} else {
set_sense_type(chip, lun, SENSE_TYPE_MG_WRITE_ERR);
}
goto set_ICV_finish;
}
#ifdef MG_SET_ICV_SLOW
for (i = 0; i < 2; i++) {
udelay(50);
rtsx_init_cmd(chip);
rtsx_add_cmd(chip, WRITE_REG_CMD, MS_TPC,
0xFF, PRO_WRITE_LONG_DATA);
rtsx_add_cmd(chip, WRITE_REG_CMD, MS_TRANS_CFG, 0xFF, WAIT_INT);
rtsx_add_cmd(chip, WRITE_REG_CMD, CARD_DATA_SOURCE,
0x01, RING_BUFFER);
trans_dma_enable(DMA_TO_DEVICE, chip, 512, DMA_512);
rtsx_add_cmd(chip, WRITE_REG_CMD, MS_TRANSFER, 0xFF,
MS_TRANSFER_START | MS_TM_NORMAL_WRITE);
rtsx_add_cmd(chip, CHECK_REG_CMD, MS_TRANSFER,
MS_TRANSFER_END, MS_TRANSFER_END);
rtsx_send_cmd_no_wait(chip);
retval = rtsx_transfer_data(chip, MS_CARD, buf + 4 + i * 512,
512, 0, DMA_TO_DEVICE, 3000);
if ((retval < 0) || check_ms_err(chip)) {
rtsx_clear_ms_error(chip);
if (ms_card->mg_auth == 0) {
if ((buf[5] & 0xC0) != 0)
set_sense_type
(chip, lun,
SENSE_TYPE_MG_KEY_FAIL_NOT_ESTAB);
else
set_sense_type(chip, lun,
SENSE_TYPE_MG_WRITE_ERR);
} else {
set_sense_type(chip, lun,
SENSE_TYPE_MG_WRITE_ERR);
}
retval = STATUS_FAIL;
goto set_ICV_finish;
}
}
#else
retval = ms_transfer_data(chip, MS_TM_AUTO_WRITE, PRO_WRITE_LONG_DATA,
2, WAIT_INT, 0, 0, buf + 4, 1024);
if ((retval != STATUS_SUCCESS) || check_ms_err(chip)) {
rtsx_clear_ms_error(chip);
if (ms_card->mg_auth == 0) {
if ((buf[5] & 0xC0) != 0)
set_sense_type
(chip, lun,
SENSE_TYPE_MG_KEY_FAIL_NOT_ESTAB);
else
set_sense_type(chip, lun,
SENSE_TYPE_MG_WRITE_ERR);
} else {
set_sense_type(chip, lun, SENSE_TYPE_MG_WRITE_ERR);
}
goto set_ICV_finish;
}
#endif
set_ICV_finish:
kfree(buf);
return retval;
}
#endif /* SUPPORT_MAGIC_GATE */
void ms_cleanup_work(struct rtsx_chip *chip)
{
struct ms_info *ms_card = &chip->ms_card;
if (CHK_MSPRO(ms_card)) {
if (ms_card->seq_mode) {
dev_dbg(rtsx_dev(chip), "MS Pro: stop transmission\n");
mspro_stop_seq_mode(chip);
ms_card->cleanup_counter = 0;
}
if (CHK_MSHG(ms_card)) {
rtsx_write_register(chip, MS_CFG,
MS_2K_SECTOR_MODE, 0x00);
}
}
#ifdef MS_DELAY_WRITE
else if ((!CHK_MSPRO(ms_card)) &&
ms_card->delay_write.delay_write_flag) {
dev_dbg(rtsx_dev(chip), "MS: delay write\n");
ms_delay_write(chip);
ms_card->cleanup_counter = 0;
}
#endif
}
int ms_power_off_card3v3(struct rtsx_chip *chip)
{
int retval;
retval = disable_card_clock(chip, MS_CARD);
if (retval != STATUS_SUCCESS)
return STATUS_FAIL;
if (chip->asic_code) {
retval = ms_pull_ctl_disable(chip);
if (retval != STATUS_SUCCESS)
return STATUS_FAIL;
} else {
retval = rtsx_write_register(chip, FPGA_PULL_CTL,
FPGA_MS_PULL_CTL_BIT | 0x20,
FPGA_MS_PULL_CTL_BIT);
if (retval)
return retval;
}
retval = rtsx_write_register(chip, CARD_OE, MS_OUTPUT_EN, 0);
if (retval)
return retval;
if (!chip->ft2_fast_mode) {
retval = card_power_off(chip, MS_CARD);
if (retval != STATUS_SUCCESS)
return STATUS_FAIL;
}
return STATUS_SUCCESS;
}
int release_ms_card(struct rtsx_chip *chip)
{
struct ms_info *ms_card = &chip->ms_card;
int retval;
#ifdef MS_DELAY_WRITE
ms_card->delay_write.delay_write_flag = 0;
#endif
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);
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)
return STATUS_FAIL;
return STATUS_SUCCESS;
}