| // 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 "rtsx_transport.h" |
| #include "rtsx_scsi.h" |
| #include "rtsx_card.h" |
| #include "xd.h" |
| |
| static int xd_build_l2p_tbl(struct rtsx_chip *chip, int zone_no); |
| static int xd_init_page(struct rtsx_chip *chip, u32 phy_blk, u16 logoff, |
| u8 start_page, u8 end_page); |
| |
| static inline void xd_set_err_code(struct rtsx_chip *chip, u8 err_code) |
| { |
| struct xd_info *xd_card = &chip->xd_card; |
| |
| xd_card->err_code = err_code; |
| } |
| |
| static inline int xd_check_err_code(struct rtsx_chip *chip, u8 err_code) |
| { |
| struct xd_info *xd_card = &chip->xd_card; |
| |
| return (xd_card->err_code == err_code); |
| } |
| |
| static int xd_set_init_para(struct rtsx_chip *chip) |
| { |
| struct xd_info *xd_card = &chip->xd_card; |
| int retval; |
| |
| if (chip->asic_code) |
| xd_card->xd_clock = 47; |
| else |
| xd_card->xd_clock = CLK_50; |
| |
| retval = switch_clock(chip, xd_card->xd_clock); |
| if (retval != STATUS_SUCCESS) |
| return STATUS_FAIL; |
| |
| return STATUS_SUCCESS; |
| } |
| |
| static int xd_switch_clock(struct rtsx_chip *chip) |
| { |
| struct xd_info *xd_card = &chip->xd_card; |
| int retval; |
| |
| retval = select_card(chip, XD_CARD); |
| if (retval != STATUS_SUCCESS) |
| return STATUS_FAIL; |
| |
| retval = switch_clock(chip, xd_card->xd_clock); |
| if (retval != STATUS_SUCCESS) |
| return STATUS_FAIL; |
| |
| return STATUS_SUCCESS; |
| } |
| |
| static int xd_read_id(struct rtsx_chip *chip, u8 id_cmd, u8 *id_buf, u8 buf_len) |
| { |
| int retval, i; |
| u8 *ptr; |
| |
| rtsx_init_cmd(chip); |
| |
| rtsx_add_cmd(chip, WRITE_REG_CMD, XD_DAT, 0xFF, id_cmd); |
| rtsx_add_cmd(chip, WRITE_REG_CMD, XD_TRANSFER, 0xFF, |
| XD_TRANSFER_START | XD_READ_ID); |
| rtsx_add_cmd(chip, CHECK_REG_CMD, XD_TRANSFER, XD_TRANSFER_END, |
| XD_TRANSFER_END); |
| |
| for (i = 0; i < 4; i++) |
| rtsx_add_cmd(chip, READ_REG_CMD, (u16)(XD_ADDRESS1 + i), 0, 0); |
| |
| retval = rtsx_send_cmd(chip, XD_CARD, 20); |
| if (retval < 0) |
| return STATUS_FAIL; |
| |
| ptr = rtsx_get_cmd_data(chip) + 1; |
| if (id_buf && buf_len) { |
| if (buf_len > 4) |
| buf_len = 4; |
| memcpy(id_buf, ptr, buf_len); |
| } |
| |
| return STATUS_SUCCESS; |
| } |
| |
| static void xd_assign_phy_addr(struct rtsx_chip *chip, u32 addr, u8 mode) |
| { |
| struct xd_info *xd_card = &chip->xd_card; |
| |
| switch (mode) { |
| case XD_RW_ADDR: |
| rtsx_add_cmd(chip, WRITE_REG_CMD, XD_ADDRESS0, 0xFF, 0); |
| rtsx_add_cmd(chip, WRITE_REG_CMD, XD_ADDRESS1, 0xFF, (u8)addr); |
| rtsx_add_cmd(chip, WRITE_REG_CMD, XD_ADDRESS2, |
| 0xFF, (u8)(addr >> 8)); |
| rtsx_add_cmd(chip, WRITE_REG_CMD, XD_ADDRESS3, |
| 0xFF, (u8)(addr >> 16)); |
| rtsx_add_cmd(chip, WRITE_REG_CMD, XD_CFG, 0xFF, |
| xd_card->addr_cycle | |
| XD_CALC_ECC | |
| XD_BA_NO_TRANSFORM); |
| break; |
| |
| case XD_ERASE_ADDR: |
| rtsx_add_cmd(chip, WRITE_REG_CMD, XD_ADDRESS0, 0xFF, (u8)addr); |
| rtsx_add_cmd(chip, WRITE_REG_CMD, XD_ADDRESS1, |
| 0xFF, (u8)(addr >> 8)); |
| rtsx_add_cmd(chip, WRITE_REG_CMD, XD_ADDRESS2, |
| 0xFF, (u8)(addr >> 16)); |
| rtsx_add_cmd(chip, WRITE_REG_CMD, XD_CFG, 0xFF, |
| (xd_card->addr_cycle - 1) | XD_CALC_ECC | |
| XD_BA_NO_TRANSFORM); |
| break; |
| |
| default: |
| break; |
| } |
| } |
| |
| static int xd_read_redundant(struct rtsx_chip *chip, u32 page_addr, |
| u8 *buf, int buf_len) |
| { |
| int retval, i; |
| |
| rtsx_init_cmd(chip); |
| |
| xd_assign_phy_addr(chip, page_addr, XD_RW_ADDR); |
| |
| rtsx_add_cmd(chip, WRITE_REG_CMD, XD_TRANSFER, |
| 0xFF, XD_TRANSFER_START | XD_READ_REDUNDANT); |
| rtsx_add_cmd(chip, CHECK_REG_CMD, XD_TRANSFER, |
| XD_TRANSFER_END, XD_TRANSFER_END); |
| |
| for (i = 0; i < 6; i++) |
| rtsx_add_cmd(chip, READ_REG_CMD, (u16)(XD_PAGE_STATUS + i), |
| 0, 0); |
| for (i = 0; i < 4; i++) |
| rtsx_add_cmd(chip, READ_REG_CMD, (u16)(XD_RESERVED0 + i), |
| 0, 0); |
| rtsx_add_cmd(chip, READ_REG_CMD, XD_PARITY, 0, 0); |
| |
| retval = rtsx_send_cmd(chip, XD_CARD, 500); |
| if (retval < 0) |
| return STATUS_FAIL; |
| |
| if (buf && buf_len) { |
| u8 *ptr = rtsx_get_cmd_data(chip) + 1; |
| |
| if (buf_len > 11) |
| buf_len = 11; |
| memcpy(buf, ptr, buf_len); |
| } |
| |
| return STATUS_SUCCESS; |
| } |
| |
| static int xd_read_data_from_ppb(struct rtsx_chip *chip, int offset, |
| u8 *buf, int buf_len) |
| { |
| int retval, i; |
| |
| if (!buf || (buf_len < 0)) |
| return STATUS_FAIL; |
| |
| rtsx_init_cmd(chip); |
| |
| for (i = 0; i < buf_len; i++) |
| rtsx_add_cmd(chip, READ_REG_CMD, PPBUF_BASE2 + offset + i, |
| 0, 0); |
| |
| retval = rtsx_send_cmd(chip, 0, 250); |
| if (retval < 0) { |
| rtsx_clear_xd_error(chip); |
| return STATUS_FAIL; |
| } |
| |
| memcpy(buf, rtsx_get_cmd_data(chip), buf_len); |
| |
| return STATUS_SUCCESS; |
| } |
| |
| static int xd_read_cis(struct rtsx_chip *chip, u32 page_addr, u8 *buf, |
| int buf_len) |
| { |
| int retval; |
| u8 reg; |
| |
| if (!buf || (buf_len < 10)) |
| return STATUS_FAIL; |
| |
| rtsx_init_cmd(chip); |
| |
| xd_assign_phy_addr(chip, page_addr, XD_RW_ADDR); |
| |
| rtsx_add_cmd(chip, WRITE_REG_CMD, CARD_DATA_SOURCE, |
| 0x01, PINGPONG_BUFFER); |
| rtsx_add_cmd(chip, WRITE_REG_CMD, XD_PAGE_CNT, 0xFF, 1); |
| rtsx_add_cmd(chip, WRITE_REG_CMD, XD_CHK_DATA_STATUS, |
| XD_AUTO_CHK_DATA_STATUS, XD_AUTO_CHK_DATA_STATUS); |
| |
| rtsx_add_cmd(chip, WRITE_REG_CMD, XD_TRANSFER, 0xFF, |
| XD_TRANSFER_START | XD_READ_PAGES); |
| rtsx_add_cmd(chip, CHECK_REG_CMD, XD_TRANSFER, XD_TRANSFER_END, |
| XD_TRANSFER_END); |
| |
| retval = rtsx_send_cmd(chip, XD_CARD, 250); |
| if (retval == -ETIMEDOUT) { |
| rtsx_clear_xd_error(chip); |
| return STATUS_FAIL; |
| } |
| |
| retval = rtsx_read_register(chip, XD_PAGE_STATUS, ®); |
| if (retval) |
| return retval; |
| if (reg != XD_GPG) { |
| rtsx_clear_xd_error(chip); |
| return STATUS_FAIL; |
| } |
| |
| retval = rtsx_read_register(chip, XD_CTL, ®); |
| if (retval) |
| return retval; |
| if (!(reg & XD_ECC1_ERROR) || !(reg & XD_ECC1_UNCORRECTABLE)) { |
| retval = xd_read_data_from_ppb(chip, 0, buf, buf_len); |
| if (retval != STATUS_SUCCESS) |
| return STATUS_FAIL; |
| if (reg & XD_ECC1_ERROR) { |
| u8 ecc_bit, ecc_byte; |
| |
| retval = rtsx_read_register(chip, XD_ECC_BIT1, |
| &ecc_bit); |
| if (retval) |
| return retval; |
| retval = rtsx_read_register(chip, XD_ECC_BYTE1, |
| &ecc_byte); |
| if (retval) |
| return retval; |
| |
| dev_dbg(rtsx_dev(chip), "ECC_BIT1 = 0x%x, ECC_BYTE1 = 0x%x\n", |
| ecc_bit, ecc_byte); |
| if (ecc_byte < buf_len) { |
| dev_dbg(rtsx_dev(chip), "Before correct: 0x%x\n", |
| buf[ecc_byte]); |
| buf[ecc_byte] ^= (1 << ecc_bit); |
| dev_dbg(rtsx_dev(chip), "After correct: 0x%x\n", |
| buf[ecc_byte]); |
| } |
| } |
| } else if (!(reg & XD_ECC2_ERROR) || !(reg & XD_ECC2_UNCORRECTABLE)) { |
| rtsx_clear_xd_error(chip); |
| |
| retval = xd_read_data_from_ppb(chip, 256, buf, buf_len); |
| if (retval != STATUS_SUCCESS) |
| return STATUS_FAIL; |
| if (reg & XD_ECC2_ERROR) { |
| u8 ecc_bit, ecc_byte; |
| |
| retval = rtsx_read_register(chip, XD_ECC_BIT2, |
| &ecc_bit); |
| if (retval) |
| return retval; |
| retval = rtsx_read_register(chip, XD_ECC_BYTE2, |
| &ecc_byte); |
| if (retval) |
| return retval; |
| |
| dev_dbg(rtsx_dev(chip), "ECC_BIT2 = 0x%x, ECC_BYTE2 = 0x%x\n", |
| ecc_bit, ecc_byte); |
| if (ecc_byte < buf_len) { |
| dev_dbg(rtsx_dev(chip), "Before correct: 0x%x\n", |
| buf[ecc_byte]); |
| buf[ecc_byte] ^= (1 << ecc_bit); |
| dev_dbg(rtsx_dev(chip), "After correct: 0x%x\n", |
| buf[ecc_byte]); |
| } |
| } |
| } else { |
| rtsx_clear_xd_error(chip); |
| return STATUS_FAIL; |
| } |
| |
| return STATUS_SUCCESS; |
| } |
| |
| static void xd_fill_pull_ctl_disable(struct rtsx_chip *chip) |
| { |
| if (CHECK_PID(chip, 0x5208)) { |
| rtsx_add_cmd(chip, WRITE_REG_CMD, CARD_PULL_CTL1, 0xFF, |
| XD_D3_PD | XD_D2_PD | XD_D1_PD | XD_D0_PD); |
| rtsx_add_cmd(chip, WRITE_REG_CMD, CARD_PULL_CTL2, 0xFF, |
| XD_D7_PD | XD_D6_PD | XD_D5_PD | XD_D4_PD); |
| rtsx_add_cmd(chip, WRITE_REG_CMD, CARD_PULL_CTL3, 0xFF, |
| XD_WP_PD | XD_CE_PD | XD_CLE_PD | XD_CD_PU); |
| rtsx_add_cmd(chip, WRITE_REG_CMD, CARD_PULL_CTL4, 0xFF, |
| XD_RDY_PD | XD_WE_PD | XD_RE_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, 0x55); |
| rtsx_add_cmd(chip, WRITE_REG_CMD, CARD_PULL_CTL3, |
| 0xFF, 0x4B); |
| rtsx_add_cmd(chip, WRITE_REG_CMD, CARD_PULL_CTL4, |
| 0xFF, 0x69); |
| } |
| } |
| } |
| |
| static void xd_fill_pull_ctl_stage1_barossa(struct rtsx_chip *chip) |
| { |
| 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, 0x55); |
| rtsx_add_cmd(chip, WRITE_REG_CMD, CARD_PULL_CTL3, 0xFF, 0x4B); |
| rtsx_add_cmd(chip, WRITE_REG_CMD, CARD_PULL_CTL4, 0xFF, 0x55); |
| } |
| } |
| |
| static void xd_fill_pull_ctl_enable(struct rtsx_chip *chip) |
| { |
| if (CHECK_PID(chip, 0x5208)) { |
| rtsx_add_cmd(chip, WRITE_REG_CMD, CARD_PULL_CTL1, 0xFF, |
| XD_D3_PD | XD_D2_PD | XD_D1_PD | XD_D0_PD); |
| rtsx_add_cmd(chip, WRITE_REG_CMD, CARD_PULL_CTL2, 0xFF, |
| XD_D7_PD | XD_D6_PD | XD_D5_PD | XD_D4_PD); |
| rtsx_add_cmd(chip, WRITE_REG_CMD, CARD_PULL_CTL3, 0xFF, |
| XD_WP_PD | XD_CE_PU | XD_CLE_PD | XD_CD_PU); |
| rtsx_add_cmd(chip, WRITE_REG_CMD, CARD_PULL_CTL4, 0xFF, |
| XD_RDY_PU | XD_WE_PU | XD_RE_PU | 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, 0x55); |
| rtsx_add_cmd(chip, WRITE_REG_CMD, CARD_PULL_CTL3, |
| 0xFF, 0x53); |
| rtsx_add_cmd(chip, WRITE_REG_CMD, CARD_PULL_CTL4, |
| 0xFF, 0xA9); |
| } |
| } |
| } |
| |
| static int xd_pull_ctl_disable(struct rtsx_chip *chip) |
| { |
| int retval; |
| |
| if (CHECK_PID(chip, 0x5208)) { |
| retval = rtsx_write_register(chip, CARD_PULL_CTL1, 0xFF, |
| XD_D3_PD | |
| XD_D2_PD | |
| XD_D1_PD | |
| XD_D0_PD); |
| if (retval) |
| return retval; |
| retval = rtsx_write_register(chip, CARD_PULL_CTL2, 0xFF, |
| XD_D7_PD | |
| XD_D6_PD | |
| XD_D5_PD | |
| XD_D4_PD); |
| if (retval) |
| return retval; |
| retval = rtsx_write_register(chip, CARD_PULL_CTL3, 0xFF, |
| XD_WP_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 | |
| XD_WE_PD | |
| XD_RE_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 reset_xd(struct rtsx_chip *chip) |
| { |
| struct xd_info *xd_card = &chip->xd_card; |
| int retval, i, j; |
| u8 *ptr, id_buf[4], redunt[11]; |
| |
| retval = select_card(chip, XD_CARD); |
| if (retval != STATUS_SUCCESS) |
| return STATUS_FAIL; |
| |
| rtsx_init_cmd(chip); |
| |
| rtsx_add_cmd(chip, WRITE_REG_CMD, XD_CHK_DATA_STATUS, 0xFF, |
| XD_PGSTS_NOT_FF); |
| if (chip->asic_code) { |
| if (!CHECK_PID(chip, 0x5288)) |
| xd_fill_pull_ctl_disable(chip); |
| else |
| xd_fill_pull_ctl_stage1_barossa(chip); |
| } else { |
| rtsx_add_cmd(chip, WRITE_REG_CMD, FPGA_PULL_CTL, 0xFF, |
| (FPGA_XD_PULL_CTL_EN1 & FPGA_XD_PULL_CTL_EN3) | |
| 0x20); |
| } |
| |
| if (!chip->ft2_fast_mode) |
| rtsx_add_cmd(chip, WRITE_REG_CMD, XD_INIT, |
| XD_NO_AUTO_PWR_OFF, 0); |
| |
| rtsx_add_cmd(chip, WRITE_REG_CMD, CARD_OE, XD_OUTPUT_EN, 0); |
| |
| retval = rtsx_send_cmd(chip, XD_CARD, 100); |
| if (retval < 0) |
| return STATUS_FAIL; |
| |
| if (!chip->ft2_fast_mode) { |
| retval = card_power_off(chip, XD_CARD); |
| if (retval != STATUS_SUCCESS) |
| return STATUS_FAIL; |
| |
| wait_timeout(250); |
| |
| rtsx_init_cmd(chip); |
| |
| if (chip->asic_code) { |
| xd_fill_pull_ctl_enable(chip); |
| } else { |
| rtsx_add_cmd(chip, WRITE_REG_CMD, FPGA_PULL_CTL, 0xFF, |
| (FPGA_XD_PULL_CTL_EN1 & |
| FPGA_XD_PULL_CTL_EN2) | |
| 0x20); |
| } |
| |
| retval = rtsx_send_cmd(chip, XD_CARD, 100); |
| if (retval < 0) |
| return STATUS_FAIL; |
| |
| retval = card_power_on(chip, XD_CARD); |
| if (retval != STATUS_SUCCESS) |
| return STATUS_FAIL; |
| |
| #ifdef SUPPORT_OCP |
| wait_timeout(50); |
| if (chip->ocp_stat & (SD_OC_NOW | SD_OC_EVER)) { |
| dev_dbg(rtsx_dev(chip), "Over current, OCPSTAT is 0x%x\n", |
| chip->ocp_stat); |
| return STATUS_FAIL; |
| } |
| #endif |
| } |
| |
| rtsx_init_cmd(chip); |
| |
| if (chip->ft2_fast_mode) { |
| if (chip->asic_code) { |
| xd_fill_pull_ctl_enable(chip); |
| } else { |
| rtsx_add_cmd(chip, WRITE_REG_CMD, FPGA_PULL_CTL, 0xFF, |
| (FPGA_XD_PULL_CTL_EN1 & |
| FPGA_XD_PULL_CTL_EN2) | |
| 0x20); |
| } |
| } |
| |
| rtsx_add_cmd(chip, WRITE_REG_CMD, CARD_OE, XD_OUTPUT_EN, XD_OUTPUT_EN); |
| rtsx_add_cmd(chip, WRITE_REG_CMD, XD_CTL, XD_CE_DISEN, XD_CE_DISEN); |
| |
| retval = rtsx_send_cmd(chip, XD_CARD, 100); |
| if (retval < 0) |
| return STATUS_FAIL; |
| |
| if (!chip->ft2_fast_mode) |
| wait_timeout(200); |
| |
| retval = xd_set_init_para(chip); |
| if (retval != STATUS_SUCCESS) |
| return STATUS_FAIL; |
| |
| /* Read ID to check if the timing setting is right */ |
| for (i = 0; i < 4; i++) { |
| rtsx_init_cmd(chip); |
| |
| rtsx_add_cmd(chip, WRITE_REG_CMD, XD_DTCTL, 0xFF, |
| XD_TIME_SETUP_STEP * 3 + |
| XD_TIME_RW_STEP * (2 + i) + XD_TIME_RWN_STEP * i); |
| rtsx_add_cmd(chip, WRITE_REG_CMD, XD_CATCTL, 0xFF, |
| XD_TIME_SETUP_STEP * 3 + |
| XD_TIME_RW_STEP * (4 + i) + |
| XD_TIME_RWN_STEP * (3 + i)); |
| |
| rtsx_add_cmd(chip, WRITE_REG_CMD, XD_TRANSFER, 0xFF, |
| XD_TRANSFER_START | XD_RESET); |
| rtsx_add_cmd(chip, CHECK_REG_CMD, XD_TRANSFER, |
| XD_TRANSFER_END, XD_TRANSFER_END); |
| |
| rtsx_add_cmd(chip, READ_REG_CMD, XD_DAT, 0, 0); |
| rtsx_add_cmd(chip, READ_REG_CMD, XD_CTL, 0, 0); |
| |
| retval = rtsx_send_cmd(chip, XD_CARD, 100); |
| if (retval < 0) |
| return STATUS_FAIL; |
| |
| ptr = rtsx_get_cmd_data(chip) + 1; |
| |
| dev_dbg(rtsx_dev(chip), "XD_DAT: 0x%x, XD_CTL: 0x%x\n", |
| ptr[0], ptr[1]); |
| |
| if (((ptr[0] & READY_FLAG) != READY_STATE) || |
| !(ptr[1] & XD_RDY)) |
| continue; |
| |
| retval = xd_read_id(chip, READ_ID, id_buf, 4); |
| if (retval != STATUS_SUCCESS) |
| return STATUS_FAIL; |
| |
| dev_dbg(rtsx_dev(chip), "READ_ID: 0x%x 0x%x 0x%x 0x%x\n", |
| id_buf[0], id_buf[1], id_buf[2], id_buf[3]); |
| |
| xd_card->device_code = id_buf[1]; |
| |
| /* Check if the xD card is supported */ |
| switch (xd_card->device_code) { |
| case XD_4M_X8_512_1: |
| case XD_4M_X8_512_2: |
| xd_card->block_shift = 4; |
| xd_card->page_off = 0x0F; |
| xd_card->addr_cycle = 3; |
| xd_card->zone_cnt = 1; |
| xd_card->capacity = 8000; |
| XD_SET_4MB(xd_card); |
| break; |
| case XD_8M_X8_512: |
| xd_card->block_shift = 4; |
| xd_card->page_off = 0x0F; |
| xd_card->addr_cycle = 3; |
| xd_card->zone_cnt = 1; |
| xd_card->capacity = 16000; |
| break; |
| case XD_16M_X8_512: |
| XD_PAGE_512(xd_card); |
| xd_card->addr_cycle = 3; |
| xd_card->zone_cnt = 1; |
| xd_card->capacity = 32000; |
| break; |
| case XD_32M_X8_512: |
| XD_PAGE_512(xd_card); |
| xd_card->addr_cycle = 3; |
| xd_card->zone_cnt = 2; |
| xd_card->capacity = 64000; |
| break; |
| case XD_64M_X8_512: |
| XD_PAGE_512(xd_card); |
| xd_card->addr_cycle = 4; |
| xd_card->zone_cnt = 4; |
| xd_card->capacity = 128000; |
| break; |
| case XD_128M_X8_512: |
| XD_PAGE_512(xd_card); |
| xd_card->addr_cycle = 4; |
| xd_card->zone_cnt = 8; |
| xd_card->capacity = 256000; |
| break; |
| case XD_256M_X8_512: |
| XD_PAGE_512(xd_card); |
| xd_card->addr_cycle = 4; |
| xd_card->zone_cnt = 16; |
| xd_card->capacity = 512000; |
| break; |
| case XD_512M_X8: |
| XD_PAGE_512(xd_card); |
| xd_card->addr_cycle = 4; |
| xd_card->zone_cnt = 32; |
| xd_card->capacity = 1024000; |
| break; |
| case XD_1G_X8_512: |
| XD_PAGE_512(xd_card); |
| xd_card->addr_cycle = 4; |
| xd_card->zone_cnt = 64; |
| xd_card->capacity = 2048000; |
| break; |
| case XD_2G_X8_512: |
| XD_PAGE_512(xd_card); |
| xd_card->addr_cycle = 4; |
| xd_card->zone_cnt = 128; |
| xd_card->capacity = 4096000; |
| break; |
| default: |
| continue; |
| } |
| |
| /* Confirm timing setting */ |
| for (j = 0; j < 10; j++) { |
| retval = xd_read_id(chip, READ_ID, id_buf, 4); |
| if (retval != STATUS_SUCCESS) |
| return STATUS_FAIL; |
| |
| if (id_buf[1] != xd_card->device_code) |
| break; |
| } |
| |
| if (j == 10) |
| break; |
| } |
| |
| if (i == 4) { |
| xd_card->block_shift = 0; |
| xd_card->page_off = 0; |
| xd_card->addr_cycle = 0; |
| xd_card->capacity = 0; |
| |
| return STATUS_FAIL; |
| } |
| |
| retval = xd_read_id(chip, READ_XD_ID, id_buf, 4); |
| if (retval != STATUS_SUCCESS) |
| return STATUS_FAIL; |
| dev_dbg(rtsx_dev(chip), "READ_XD_ID: 0x%x 0x%x 0x%x 0x%x\n", |
| id_buf[0], id_buf[1], id_buf[2], id_buf[3]); |
| if (id_buf[2] != XD_ID_CODE) |
| return STATUS_FAIL; |
| |
| /* Search CIS block */ |
| for (i = 0; i < 24; i++) { |
| u32 page_addr; |
| |
| if (detect_card_cd(chip, XD_CARD) != STATUS_SUCCESS) |
| return STATUS_FAIL; |
| |
| page_addr = (u32)i << xd_card->block_shift; |
| |
| for (j = 0; j < 3; j++) { |
| retval = xd_read_redundant(chip, page_addr, redunt, 11); |
| if (retval == STATUS_SUCCESS) |
| break; |
| } |
| if (j == 3) |
| continue; |
| |
| if (redunt[BLOCK_STATUS] != XD_GBLK) |
| continue; |
| |
| j = 0; |
| if (redunt[PAGE_STATUS] != XD_GPG) { |
| for (j = 1; j <= 8; j++) { |
| retval = xd_read_redundant(chip, page_addr + j, |
| redunt, 11); |
| if (retval == STATUS_SUCCESS) { |
| if (redunt[PAGE_STATUS] == XD_GPG) |
| break; |
| } |
| } |
| |
| if (j == 9) |
| break; |
| } |
| |
| /* Check CIS data */ |
| if ((redunt[BLOCK_STATUS] == XD_GBLK) && |
| (redunt[PARITY] & XD_BA1_ALL0)) { |
| u8 buf[10]; |
| |
| page_addr += j; |
| |
| retval = xd_read_cis(chip, page_addr, buf, 10); |
| if (retval != STATUS_SUCCESS) |
| return STATUS_FAIL; |
| |
| if ((buf[0] == 0x01) && (buf[1] == 0x03) && |
| (buf[2] == 0xD9) && |
| (buf[3] == 0x01) && (buf[4] == 0xFF) && |
| (buf[5] == 0x18) && (buf[6] == 0x02) && |
| (buf[7] == 0xDF) && (buf[8] == 0x01) && |
| (buf[9] == 0x20)) { |
| xd_card->cis_block = (u16)i; |
| } |
| } |
| |
| break; |
| } |
| |
| dev_dbg(rtsx_dev(chip), "CIS block: 0x%x\n", xd_card->cis_block); |
| if (xd_card->cis_block == 0xFFFF) |
| return STATUS_FAIL; |
| |
| chip->capacity[chip->card2lun[XD_CARD]] = xd_card->capacity; |
| |
| return STATUS_SUCCESS; |
| } |
| |
| static int xd_check_data_blank(u8 *redunt) |
| { |
| int i; |
| |
| for (i = 0; i < 6; i++) { |
| if (redunt[PAGE_STATUS + i] != 0xFF) |
| return 0; |
| } |
| |
| if ((redunt[PARITY] & (XD_ECC1_ALL1 | XD_ECC2_ALL1)) |
| != (XD_ECC1_ALL1 | XD_ECC2_ALL1)) |
| return 0; |
| |
| for (i = 0; i < 4; i++) { |
| if (redunt[RESERVED0 + i] != 0xFF) |
| return 0; |
| } |
| |
| return 1; |
| } |
| |
| static u16 xd_load_log_block_addr(u8 *redunt) |
| { |
| u16 addr = 0xFFFF; |
| |
| if (redunt[PARITY] & XD_BA1_BA2_EQL) |
| addr = ((u16)redunt[BLOCK_ADDR1_H] << 8) | |
| redunt[BLOCK_ADDR1_L]; |
| else if (redunt[PARITY] & XD_BA1_VALID) |
| addr = ((u16)redunt[BLOCK_ADDR1_H] << 8) | |
| redunt[BLOCK_ADDR1_L]; |
| else if (redunt[PARITY] & XD_BA2_VALID) |
| addr = ((u16)redunt[BLOCK_ADDR2_H] << 8) | |
| redunt[BLOCK_ADDR2_L]; |
| |
| return addr; |
| } |
| |
| static int xd_init_l2p_tbl(struct rtsx_chip *chip) |
| { |
| struct xd_info *xd_card = &chip->xd_card; |
| int size, i; |
| |
| dev_dbg(rtsx_dev(chip), "%s: zone_cnt = %d\n", __func__, |
| xd_card->zone_cnt); |
| |
| if (xd_card->zone_cnt < 1) |
| return STATUS_FAIL; |
| |
| size = xd_card->zone_cnt * sizeof(struct zone_entry); |
| dev_dbg(rtsx_dev(chip), "Buffer size for l2p table is %d\n", size); |
| |
| xd_card->zone = vmalloc(size); |
| if (!xd_card->zone) |
| return STATUS_ERROR; |
| |
| for (i = 0; i < xd_card->zone_cnt; i++) { |
| xd_card->zone[i].build_flag = 0; |
| xd_card->zone[i].l2p_table = NULL; |
| xd_card->zone[i].free_table = NULL; |
| xd_card->zone[i].get_index = 0; |
| xd_card->zone[i].set_index = 0; |
| xd_card->zone[i].unused_blk_cnt = 0; |
| } |
| |
| return STATUS_SUCCESS; |
| } |
| |
| static inline void free_zone(struct zone_entry *zone) |
| { |
| if (!zone) |
| return; |
| |
| zone->build_flag = 0; |
| zone->set_index = 0; |
| zone->get_index = 0; |
| zone->unused_blk_cnt = 0; |
| vfree(zone->l2p_table); |
| zone->l2p_table = NULL; |
| vfree(zone->free_table); |
| zone->free_table = NULL; |
| } |
| |
| static void xd_set_unused_block(struct rtsx_chip *chip, u32 phy_blk) |
| { |
| struct xd_info *xd_card = &chip->xd_card; |
| struct zone_entry *zone; |
| int zone_no; |
| |
| zone_no = (int)phy_blk >> 10; |
| if (zone_no >= xd_card->zone_cnt) { |
| dev_dbg(rtsx_dev(chip), "Set unused block to invalid zone (zone_no = %d, zone_cnt = %d)\n", |
| zone_no, xd_card->zone_cnt); |
| return; |
| } |
| zone = &xd_card->zone[zone_no]; |
| |
| if (!zone->free_table) { |
| if (xd_build_l2p_tbl(chip, zone_no) != STATUS_SUCCESS) |
| return; |
| } |
| |
| if ((zone->set_index >= XD_FREE_TABLE_CNT) || |
| (zone->set_index < 0)) { |
| free_zone(zone); |
| dev_dbg(rtsx_dev(chip), "Set unused block fail, invalid set_index\n"); |
| return; |
| } |
| |
| dev_dbg(rtsx_dev(chip), "Set unused block to index %d\n", |
| zone->set_index); |
| |
| zone->free_table[zone->set_index++] = (u16)(phy_blk & 0x3ff); |
| if (zone->set_index >= XD_FREE_TABLE_CNT) |
| zone->set_index = 0; |
| zone->unused_blk_cnt++; |
| } |
| |
| static u32 xd_get_unused_block(struct rtsx_chip *chip, int zone_no) |
| { |
| struct xd_info *xd_card = &chip->xd_card; |
| struct zone_entry *zone; |
| u32 phy_blk; |
| |
| if (zone_no >= xd_card->zone_cnt) { |
| dev_dbg(rtsx_dev(chip), "Get unused block from invalid zone (zone_no = %d, zone_cnt = %d)\n", |
| zone_no, xd_card->zone_cnt); |
| return BLK_NOT_FOUND; |
| } |
| zone = &xd_card->zone[zone_no]; |
| |
| if ((zone->unused_blk_cnt == 0) || |
| (zone->set_index == zone->get_index)) { |
| free_zone(zone); |
| dev_dbg(rtsx_dev(chip), "Get unused block fail, no unused block available\n"); |
| return BLK_NOT_FOUND; |
| } |
| if ((zone->get_index >= XD_FREE_TABLE_CNT) || (zone->get_index < 0)) { |
| free_zone(zone); |
| dev_dbg(rtsx_dev(chip), "Get unused block fail, invalid get_index\n"); |
| return BLK_NOT_FOUND; |
| } |
| |
| dev_dbg(rtsx_dev(chip), "Get unused block from index %d\n", |
| zone->get_index); |
| |
| phy_blk = zone->free_table[zone->get_index]; |
| zone->free_table[zone->get_index++] = 0xFFFF; |
| if (zone->get_index >= XD_FREE_TABLE_CNT) |
| zone->get_index = 0; |
| zone->unused_blk_cnt--; |
| |
| phy_blk += ((u32)(zone_no) << 10); |
| return phy_blk; |
| } |
| |
| static void xd_set_l2p_tbl(struct rtsx_chip *chip, |
| int zone_no, u16 log_off, u16 phy_off) |
| { |
| struct xd_info *xd_card = &chip->xd_card; |
| struct zone_entry *zone; |
| |
| zone = &xd_card->zone[zone_no]; |
| zone->l2p_table[log_off] = phy_off; |
| } |
| |
| static u32 xd_get_l2p_tbl(struct rtsx_chip *chip, int zone_no, u16 log_off) |
| { |
| struct xd_info *xd_card = &chip->xd_card; |
| struct zone_entry *zone; |
| int retval; |
| |
| zone = &xd_card->zone[zone_no]; |
| if (zone->l2p_table[log_off] == 0xFFFF) { |
| u32 phy_blk = 0; |
| int i; |
| |
| #ifdef XD_DELAY_WRITE |
| retval = xd_delay_write(chip); |
| if (retval != STATUS_SUCCESS) { |
| dev_dbg(rtsx_dev(chip), "In %s, delay write fail!\n", |
| __func__); |
| return BLK_NOT_FOUND; |
| } |
| #endif |
| |
| if (zone->unused_blk_cnt <= 0) { |
| dev_dbg(rtsx_dev(chip), "No unused block!\n"); |
| return BLK_NOT_FOUND; |
| } |
| |
| for (i = 0; i < zone->unused_blk_cnt; i++) { |
| phy_blk = xd_get_unused_block(chip, zone_no); |
| if (phy_blk == BLK_NOT_FOUND) { |
| dev_dbg(rtsx_dev(chip), "No unused block available!\n"); |
| return BLK_NOT_FOUND; |
| } |
| |
| retval = xd_init_page(chip, phy_blk, log_off, |
| 0, xd_card->page_off + 1); |
| if (retval == STATUS_SUCCESS) |
| break; |
| } |
| if (i >= zone->unused_blk_cnt) { |
| dev_dbg(rtsx_dev(chip), "No good unused block available!\n"); |
| return BLK_NOT_FOUND; |
| } |
| |
| xd_set_l2p_tbl(chip, zone_no, log_off, (u16)(phy_blk & 0x3FF)); |
| return phy_blk; |
| } |
| |
| return (u32)zone->l2p_table[log_off] + ((u32)(zone_no) << 10); |
| } |
| |
| int reset_xd_card(struct rtsx_chip *chip) |
| { |
| struct xd_info *xd_card = &chip->xd_card; |
| int retval; |
| |
| memset(xd_card, 0, sizeof(struct xd_info)); |
| |
| xd_card->block_shift = 0; |
| xd_card->page_off = 0; |
| xd_card->addr_cycle = 0; |
| xd_card->capacity = 0; |
| xd_card->zone_cnt = 0; |
| xd_card->cis_block = 0xFFFF; |
| xd_card->delay_write.delay_write_flag = 0; |
| |
| retval = enable_card_clock(chip, XD_CARD); |
| if (retval != STATUS_SUCCESS) |
| return STATUS_FAIL; |
| |
| retval = reset_xd(chip); |
| if (retval != STATUS_SUCCESS) |
| return STATUS_FAIL; |
| |
| retval = xd_init_l2p_tbl(chip); |
| if (retval != STATUS_SUCCESS) |
| return STATUS_FAIL; |
| |
| return STATUS_SUCCESS; |
| } |
| |
| static int xd_mark_bad_block(struct rtsx_chip *chip, u32 phy_blk) |
| { |
| struct xd_info *xd_card = &chip->xd_card; |
| int retval; |
| u32 page_addr; |
| u8 reg = 0; |
| |
| dev_dbg(rtsx_dev(chip), "mark block 0x%x as bad block\n", phy_blk); |
| |
| if (phy_blk == BLK_NOT_FOUND) |
| return STATUS_FAIL; |
| |
| rtsx_init_cmd(chip); |
| |
| rtsx_add_cmd(chip, WRITE_REG_CMD, XD_PAGE_STATUS, 0xFF, XD_GPG); |
| rtsx_add_cmd(chip, WRITE_REG_CMD, XD_BLOCK_STATUS, 0xFF, XD_LATER_BBLK); |
| rtsx_add_cmd(chip, WRITE_REG_CMD, XD_BLOCK_ADDR1_H, 0xFF, 0xFF); |
| rtsx_add_cmd(chip, WRITE_REG_CMD, XD_BLOCK_ADDR1_L, 0xFF, 0xFF); |
| rtsx_add_cmd(chip, WRITE_REG_CMD, XD_BLOCK_ADDR2_H, 0xFF, 0xFF); |
| rtsx_add_cmd(chip, WRITE_REG_CMD, XD_BLOCK_ADDR2_L, 0xFF, 0xFF); |
| rtsx_add_cmd(chip, WRITE_REG_CMD, XD_RESERVED0, 0xFF, 0xFF); |
| rtsx_add_cmd(chip, WRITE_REG_CMD, XD_RESERVED1, 0xFF, 0xFF); |
| rtsx_add_cmd(chip, WRITE_REG_CMD, XD_RESERVED2, 0xFF, 0xFF); |
| rtsx_add_cmd(chip, WRITE_REG_CMD, XD_RESERVED3, 0xFF, 0xFF); |
| |
| page_addr = phy_blk << xd_card->block_shift; |
| |
| xd_assign_phy_addr(chip, page_addr, XD_RW_ADDR); |
| |
| rtsx_add_cmd(chip, WRITE_REG_CMD, XD_PAGE_CNT, 0xFF, |
| xd_card->page_off + 1); |
| |
| rtsx_add_cmd(chip, WRITE_REG_CMD, XD_TRANSFER, 0xFF, |
| XD_TRANSFER_START | XD_WRITE_REDUNDANT); |
| rtsx_add_cmd(chip, CHECK_REG_CMD, XD_TRANSFER, |
| XD_TRANSFER_END, XD_TRANSFER_END); |
| |
| retval = rtsx_send_cmd(chip, XD_CARD, 500); |
| if (retval < 0) { |
| rtsx_clear_xd_error(chip); |
| rtsx_read_register(chip, XD_DAT, ®); |
| if (reg & PROGRAM_ERROR) |
| xd_set_err_code(chip, XD_PRG_ERROR); |
| else |
| xd_set_err_code(chip, XD_TO_ERROR); |
| return STATUS_FAIL; |
| } |
| |
| return STATUS_SUCCESS; |
| } |
| |
| static int xd_init_page(struct rtsx_chip *chip, u32 phy_blk, |
| u16 logoff, u8 start_page, u8 end_page) |
| { |
| struct xd_info *xd_card = &chip->xd_card; |
| int retval; |
| u32 page_addr; |
| u8 reg = 0; |
| |
| dev_dbg(rtsx_dev(chip), "Init block 0x%x\n", phy_blk); |
| |
| if (start_page > end_page) |
| return STATUS_FAIL; |
| if (phy_blk == BLK_NOT_FOUND) |
| return STATUS_FAIL; |
| |
| rtsx_init_cmd(chip); |
| |
| rtsx_add_cmd(chip, WRITE_REG_CMD, XD_PAGE_STATUS, 0xFF, 0xFF); |
| rtsx_add_cmd(chip, WRITE_REG_CMD, XD_BLOCK_STATUS, 0xFF, 0xFF); |
| rtsx_add_cmd(chip, WRITE_REG_CMD, XD_BLOCK_ADDR1_H, |
| 0xFF, (u8)(logoff >> 8)); |
| rtsx_add_cmd(chip, WRITE_REG_CMD, XD_BLOCK_ADDR1_L, 0xFF, (u8)logoff); |
| |
| page_addr = (phy_blk << xd_card->block_shift) + start_page; |
| |
| xd_assign_phy_addr(chip, page_addr, XD_RW_ADDR); |
| |
| rtsx_add_cmd(chip, WRITE_REG_CMD, XD_CFG, |
| XD_BA_TRANSFORM, XD_BA_TRANSFORM); |
| |
| rtsx_add_cmd(chip, WRITE_REG_CMD, XD_PAGE_CNT, |
| 0xFF, (end_page - start_page)); |
| |
| rtsx_add_cmd(chip, WRITE_REG_CMD, XD_TRANSFER, |
| 0xFF, XD_TRANSFER_START | XD_WRITE_REDUNDANT); |
| rtsx_add_cmd(chip, CHECK_REG_CMD, XD_TRANSFER, |
| XD_TRANSFER_END, XD_TRANSFER_END); |
| |
| retval = rtsx_send_cmd(chip, XD_CARD, 500); |
| if (retval < 0) { |
| rtsx_clear_xd_error(chip); |
| rtsx_read_register(chip, XD_DAT, ®); |
| if (reg & PROGRAM_ERROR) { |
| xd_mark_bad_block(chip, phy_blk); |
| xd_set_err_code(chip, XD_PRG_ERROR); |
| } else { |
| xd_set_err_code(chip, XD_TO_ERROR); |
| } |
| return STATUS_FAIL; |
| } |
| |
| return STATUS_SUCCESS; |
| } |
| |
| static int xd_copy_page(struct rtsx_chip *chip, u32 old_blk, u32 new_blk, |
| u8 start_page, u8 end_page) |
| { |
| struct xd_info *xd_card = &chip->xd_card; |
| u32 old_page, new_page; |
| u8 i, reg = 0; |
| int retval; |
| |
| dev_dbg(rtsx_dev(chip), "Copy page from block 0x%x to block 0x%x\n", |
| old_blk, new_blk); |
| |
| if (start_page > end_page) |
| return STATUS_FAIL; |
| |
| if ((old_blk == BLK_NOT_FOUND) || (new_blk == BLK_NOT_FOUND)) |
| return STATUS_FAIL; |
| |
| old_page = (old_blk << xd_card->block_shift) + start_page; |
| new_page = (new_blk << xd_card->block_shift) + start_page; |
| |
| XD_CLR_BAD_NEWBLK(xd_card); |
| |
| retval = rtsx_write_register(chip, CARD_DATA_SOURCE, 0x01, |
| PINGPONG_BUFFER); |
| if (retval) |
| return retval; |
| |
| for (i = start_page; i < end_page; i++) { |
| if (detect_card_cd(chip, XD_CARD) != STATUS_SUCCESS) { |
| rtsx_clear_xd_error(chip); |
| xd_set_err_code(chip, XD_NO_CARD); |
| return STATUS_FAIL; |
| } |
| |
| rtsx_init_cmd(chip); |
| |
| xd_assign_phy_addr(chip, old_page, XD_RW_ADDR); |
| |
| rtsx_add_cmd(chip, WRITE_REG_CMD, XD_PAGE_CNT, 0xFF, 1); |
| rtsx_add_cmd(chip, WRITE_REG_CMD, XD_CHK_DATA_STATUS, |
| XD_AUTO_CHK_DATA_STATUS, 0); |
| rtsx_add_cmd(chip, WRITE_REG_CMD, XD_TRANSFER, 0xFF, |
| XD_TRANSFER_START | XD_READ_PAGES); |
| rtsx_add_cmd(chip, CHECK_REG_CMD, XD_TRANSFER, |
| XD_TRANSFER_END, XD_TRANSFER_END); |
| |
| retval = rtsx_send_cmd(chip, XD_CARD, 500); |
| if (retval < 0) { |
| rtsx_clear_xd_error(chip); |
| reg = 0; |
| rtsx_read_register(chip, XD_CTL, ®); |
| if (reg & (XD_ECC1_ERROR | XD_ECC2_ERROR)) { |
| mdelay(100); |
| |
| if (detect_card_cd(chip, |
| XD_CARD) != STATUS_SUCCESS) { |
| xd_set_err_code(chip, XD_NO_CARD); |
| return STATUS_FAIL; |
| } |
| |
| if (((reg & XD_ECC1_ERROR) && |
| (reg & XD_ECC1_UNCORRECTABLE)) || |
| ((reg & XD_ECC2_ERROR) && |
| (reg & XD_ECC2_UNCORRECTABLE))) { |
| rtsx_write_register(chip, |
| XD_PAGE_STATUS, |
| 0xFF, |
| XD_BPG); |
| rtsx_write_register(chip, |
| XD_BLOCK_STATUS, |
| 0xFF, |
| XD_GBLK); |
| XD_SET_BAD_OLDBLK(xd_card); |
| dev_dbg(rtsx_dev(chip), "old block 0x%x ecc error\n", |
| old_blk); |
| } |
| } else { |
| xd_set_err_code(chip, XD_TO_ERROR); |
| return STATUS_FAIL; |
| } |
| } |
| |
| if (XD_CHK_BAD_OLDBLK(xd_card)) |
| rtsx_clear_xd_error(chip); |
| |
| rtsx_init_cmd(chip); |
| |
| xd_assign_phy_addr(chip, new_page, XD_RW_ADDR); |
| rtsx_add_cmd(chip, WRITE_REG_CMD, XD_PAGE_CNT, 0xFF, 1); |
| rtsx_add_cmd(chip, WRITE_REG_CMD, XD_TRANSFER, 0xFF, |
| XD_TRANSFER_START | XD_WRITE_PAGES); |
| rtsx_add_cmd(chip, CHECK_REG_CMD, XD_TRANSFER, |
| XD_TRANSFER_END, XD_TRANSFER_END); |
| |
| retval = rtsx_send_cmd(chip, XD_CARD, 300); |
| if (retval < 0) { |
| rtsx_clear_xd_error(chip); |
| reg = 0; |
| rtsx_read_register(chip, XD_DAT, ®); |
| if (reg & PROGRAM_ERROR) { |
| xd_mark_bad_block(chip, new_blk); |
| xd_set_err_code(chip, XD_PRG_ERROR); |
| XD_SET_BAD_NEWBLK(xd_card); |
| } else { |
| xd_set_err_code(chip, XD_TO_ERROR); |
| } |
| return STATUS_FAIL; |
| } |
| |
| old_page++; |
| new_page++; |
| } |
| |
| return STATUS_SUCCESS; |
| } |
| |
| static int xd_reset_cmd(struct rtsx_chip *chip) |
| { |
| int retval; |
| u8 *ptr; |
| |
| rtsx_init_cmd(chip); |
| |
| rtsx_add_cmd(chip, WRITE_REG_CMD, XD_TRANSFER, |
| 0xFF, XD_TRANSFER_START | XD_RESET); |
| rtsx_add_cmd(chip, CHECK_REG_CMD, XD_TRANSFER, |
| XD_TRANSFER_END, XD_TRANSFER_END); |
| rtsx_add_cmd(chip, READ_REG_CMD, XD_DAT, 0, 0); |
| rtsx_add_cmd(chip, READ_REG_CMD, XD_CTL, 0, 0); |
| |
| retval = rtsx_send_cmd(chip, XD_CARD, 100); |
| if (retval < 0) |
| return STATUS_FAIL; |
| |
| ptr = rtsx_get_cmd_data(chip) + 1; |
| if (((ptr[0] & READY_FLAG) == READY_STATE) && (ptr[1] & XD_RDY)) |
| return STATUS_SUCCESS; |
| |
| return STATUS_FAIL; |
| } |
| |
| static int xd_erase_block(struct rtsx_chip *chip, u32 phy_blk) |
| { |
| struct xd_info *xd_card = &chip->xd_card; |
| u32 page_addr; |
| u8 reg = 0, *ptr; |
| int i, retval; |
| |
| if (phy_blk == BLK_NOT_FOUND) |
| return STATUS_FAIL; |
| |
| page_addr = phy_blk << xd_card->block_shift; |
| |
| for (i = 0; i < 3; i++) { |
| rtsx_init_cmd(chip); |
| |
| xd_assign_phy_addr(chip, page_addr, XD_ERASE_ADDR); |
| |
| rtsx_add_cmd(chip, WRITE_REG_CMD, XD_TRANSFER, 0xFF, |
| XD_TRANSFER_START | XD_ERASE); |
| rtsx_add_cmd(chip, CHECK_REG_CMD, XD_TRANSFER, |
| XD_TRANSFER_END, XD_TRANSFER_END); |
| rtsx_add_cmd(chip, READ_REG_CMD, XD_DAT, 0, 0); |
| |
| retval = rtsx_send_cmd(chip, XD_CARD, 250); |
| if (retval < 0) { |
| rtsx_clear_xd_error(chip); |
| rtsx_read_register(chip, XD_DAT, ®); |
| if (reg & PROGRAM_ERROR) { |
| xd_mark_bad_block(chip, phy_blk); |
| xd_set_err_code(chip, XD_PRG_ERROR); |
| return STATUS_FAIL; |
| } |
| xd_set_err_code(chip, XD_ERASE_FAIL); |
| retval = xd_reset_cmd(chip); |
| if (retval != STATUS_SUCCESS) |
| return STATUS_FAIL; |
| continue; |
| } |
| |
| ptr = rtsx_get_cmd_data(chip) + 1; |
| if (*ptr & PROGRAM_ERROR) { |
| xd_mark_bad_block(chip, phy_blk); |
| xd_set_err_code(chip, XD_PRG_ERROR); |
| return STATUS_FAIL; |
| } |
| |
| return STATUS_SUCCESS; |
| } |
| |
| xd_mark_bad_block(chip, phy_blk); |
| xd_set_err_code(chip, XD_ERASE_FAIL); |
| return STATUS_FAIL; |
| } |
| |
| static int xd_build_l2p_tbl(struct rtsx_chip *chip, int zone_no) |
| { |
| struct xd_info *xd_card = &chip->xd_card; |
| struct zone_entry *zone; |
| int retval; |
| u32 start, end, i; |
| u16 max_logoff, cur_fst_page_logoff; |
| u16 cur_lst_page_logoff, ent_lst_page_logoff; |
| u8 redunt[11]; |
| |
| dev_dbg(rtsx_dev(chip), "%s: %d\n", __func__, zone_no); |
| |
| if (!xd_card->zone) { |
| retval = xd_init_l2p_tbl(chip); |
| if (retval != STATUS_SUCCESS) |
| return retval; |
| } |
| |
| if (xd_card->zone[zone_no].build_flag) { |
| dev_dbg(rtsx_dev(chip), "l2p table of zone %d has been built\n", |
| zone_no); |
| return STATUS_SUCCESS; |
| } |
| |
| zone = &xd_card->zone[zone_no]; |
| |
| if (!zone->l2p_table) { |
| zone->l2p_table = vmalloc(2000); |
| if (!zone->l2p_table) |
| goto build_fail; |
| } |
| memset((u8 *)(zone->l2p_table), 0xff, 2000); |
| |
| if (!zone->free_table) { |
| zone->free_table = vmalloc(XD_FREE_TABLE_CNT * 2); |
| if (!zone->free_table) |
| goto build_fail; |
| } |
| memset((u8 *)(zone->free_table), 0xff, XD_FREE_TABLE_CNT * 2); |
| |
| if (zone_no == 0) { |
| if (xd_card->cis_block == 0xFFFF) |
| start = 0; |
| else |
| start = xd_card->cis_block + 1; |
| if (XD_CHK_4MB(xd_card)) { |
| end = 0x200; |
| max_logoff = 499; |
| } else { |
| end = 0x400; |
| max_logoff = 999; |
| } |
| } else { |
| start = (u32)(zone_no) << 10; |
| end = (u32)(zone_no + 1) << 10; |
| max_logoff = 999; |
| } |
| |
| dev_dbg(rtsx_dev(chip), "start block 0x%x, end block 0x%x\n", |
| start, end); |
| |
| zone->set_index = 0; |
| zone->get_index = 0; |
| zone->unused_blk_cnt = 0; |
| |
| for (i = start; i < end; i++) { |
| u32 page_addr = i << xd_card->block_shift; |
| u32 phy_block; |
| |
| retval = xd_read_redundant(chip, page_addr, redunt, 11); |
| if (retval != STATUS_SUCCESS) |
| continue; |
| |
| if (redunt[BLOCK_STATUS] != 0xFF) { |
| dev_dbg(rtsx_dev(chip), "bad block\n"); |
| continue; |
| } |
| |
| if (xd_check_data_blank(redunt)) { |
| dev_dbg(rtsx_dev(chip), "blank block\n"); |
| xd_set_unused_block(chip, i); |
| continue; |
| } |
| |
| cur_fst_page_logoff = xd_load_log_block_addr(redunt); |
| if ((cur_fst_page_logoff == 0xFFFF) || |
| (cur_fst_page_logoff > max_logoff)) { |
| retval = xd_erase_block(chip, i); |
| if (retval == STATUS_SUCCESS) |
| xd_set_unused_block(chip, i); |
| continue; |
| } |
| |
| if ((zone_no == 0) && (cur_fst_page_logoff == 0) && |
| (redunt[PAGE_STATUS] != XD_GPG)) |
| XD_SET_MBR_FAIL(xd_card); |
| |
| if (zone->l2p_table[cur_fst_page_logoff] == 0xFFFF) { |
| zone->l2p_table[cur_fst_page_logoff] = (u16)(i & 0x3FF); |
| continue; |
| } |
| |
| phy_block = zone->l2p_table[cur_fst_page_logoff] + |
| ((u32)((zone_no) << 10)); |
| |
| page_addr = ((i + 1) << xd_card->block_shift) - 1; |
| |
| retval = xd_read_redundant(chip, page_addr, redunt, 11); |
| if (retval != STATUS_SUCCESS) |
| continue; |
| |
| cur_lst_page_logoff = xd_load_log_block_addr(redunt); |
| if (cur_lst_page_logoff == cur_fst_page_logoff) { |
| int m; |
| |
| page_addr = ((phy_block + 1) << |
| xd_card->block_shift) - 1; |
| |
| for (m = 0; m < 3; m++) { |
| retval = xd_read_redundant(chip, page_addr, |
| redunt, 11); |
| if (retval == STATUS_SUCCESS) |
| break; |
| } |
| |
| if (m == 3) { |
| zone->l2p_table[cur_fst_page_logoff] = |
| (u16)(i & 0x3FF); |
| retval = xd_erase_block(chip, phy_block); |
| if (retval == STATUS_SUCCESS) |
| xd_set_unused_block(chip, phy_block); |
| continue; |
| } |
| |
| ent_lst_page_logoff = xd_load_log_block_addr(redunt); |
| if (ent_lst_page_logoff != cur_fst_page_logoff) { |
| zone->l2p_table[cur_fst_page_logoff] = |
| (u16)(i & 0x3FF); |
| retval = xd_erase_block(chip, phy_block); |
| if (retval == STATUS_SUCCESS) |
| xd_set_unused_block(chip, phy_block); |
| continue; |
| } else { |
| retval = xd_erase_block(chip, i); |
| if (retval == STATUS_SUCCESS) |
| xd_set_unused_block(chip, i); |
| } |
| } else { |
| retval = xd_erase_block(chip, i); |
| if (retval == STATUS_SUCCESS) |
| xd_set_unused_block(chip, i); |
| } |
| } |
| |
| if (XD_CHK_4MB(xd_card)) |
| end = 500; |
| else |
| end = 1000; |
| |
| i = 0; |
| for (start = 0; start < end; start++) { |
| if (zone->l2p_table[start] == 0xFFFF) |
| i++; |
| } |
| |
| dev_dbg(rtsx_dev(chip), "Block count %d, invalid L2P entry %d\n", |
| end, i); |
| dev_dbg(rtsx_dev(chip), "Total unused block: %d\n", |
| zone->unused_blk_cnt); |
| |
| if ((zone->unused_blk_cnt - i) < 1) |
| chip->card_wp |= XD_CARD; |
| |
| zone->build_flag = 1; |
| |
| return STATUS_SUCCESS; |
| |
| build_fail: |
| vfree(zone->l2p_table); |
| zone->l2p_table = NULL; |
| vfree(zone->free_table); |
| zone->free_table = NULL; |
| |
| return STATUS_FAIL; |
| } |
| |
| static int xd_send_cmd(struct rtsx_chip *chip, u8 cmd) |
| { |
| int retval; |
| |
| rtsx_init_cmd(chip); |
| |
| rtsx_add_cmd(chip, WRITE_REG_CMD, XD_DAT, 0xFF, cmd); |
| rtsx_add_cmd(chip, WRITE_REG_CMD, XD_TRANSFER, 0xFF, |
| XD_TRANSFER_START | XD_SET_CMD); |
| rtsx_add_cmd(chip, CHECK_REG_CMD, XD_TRANSFER, |
| XD_TRANSFER_END, XD_TRANSFER_END); |
| |
| retval = rtsx_send_cmd(chip, XD_CARD, 200); |
| if (retval < 0) |
| return STATUS_FAIL; |
| |
| return STATUS_SUCCESS; |
| } |
| |
| static int xd_read_multiple_pages(struct rtsx_chip *chip, u32 phy_blk, |
| u32 log_blk, u8 start_page, u8 end_page, |
| u8 *buf, unsigned int *index, |
| unsigned int *offset) |
| { |
| struct xd_info *xd_card = &chip->xd_card; |
| u32 page_addr, new_blk; |
| u16 log_off; |
| u8 reg_val, page_cnt; |
| int zone_no, retval, i; |
| |
| if (start_page > end_page) |
| goto status_fail; |
| |
| page_cnt = end_page - start_page; |
| zone_no = (int)(log_blk / 1000); |
| log_off = (u16)(log_blk % 1000); |
| |
| if ((phy_blk & 0x3FF) == 0x3FF) { |
| for (i = 0; i < 256; i++) { |
| page_addr = ((u32)i) << xd_card->block_shift; |
| |
| retval = xd_read_redundant(chip, page_addr, NULL, 0); |
| if (retval == STATUS_SUCCESS) |
| break; |
| |
| if (detect_card_cd(chip, XD_CARD) != STATUS_SUCCESS) { |
| xd_set_err_code(chip, XD_NO_CARD); |
| goto status_fail; |
| } |
| } |
| } |
| |
| page_addr = (phy_blk << xd_card->block_shift) + start_page; |
| |
| rtsx_init_cmd(chip); |
| |
| xd_assign_phy_addr(chip, page_addr, XD_RW_ADDR); |
| rtsx_add_cmd(chip, WRITE_REG_CMD, XD_CFG, XD_PPB_TO_SIE, XD_PPB_TO_SIE); |
| rtsx_add_cmd(chip, WRITE_REG_CMD, CARD_DATA_SOURCE, 0x01, RING_BUFFER); |
| rtsx_add_cmd(chip, WRITE_REG_CMD, XD_PAGE_CNT, 0xFF, page_cnt); |
| rtsx_add_cmd(chip, WRITE_REG_CMD, XD_CHK_DATA_STATUS, |
| XD_AUTO_CHK_DATA_STATUS, XD_AUTO_CHK_DATA_STATUS); |
| |
| trans_dma_enable(chip->srb->sc_data_direction, chip, |
| page_cnt * 512, DMA_512); |
| |
| rtsx_add_cmd(chip, WRITE_REG_CMD, XD_TRANSFER, 0xFF, |
| XD_TRANSFER_START | XD_READ_PAGES); |
| rtsx_add_cmd(chip, CHECK_REG_CMD, XD_TRANSFER, |
| XD_TRANSFER_END | XD_PPB_EMPTY, |
| XD_TRANSFER_END | XD_PPB_EMPTY); |
| |
| rtsx_send_cmd_no_wait(chip); |
| |
| retval = rtsx_transfer_data_partial(chip, XD_CARD, buf, page_cnt * 512, |
| scsi_sg_count(chip->srb), |
| index, offset, DMA_FROM_DEVICE, |
| chip->xd_timeout); |
| if (retval < 0) { |
| rtsx_clear_xd_error(chip); |
| |
| if (retval == -ETIMEDOUT) { |
| xd_set_err_code(chip, XD_TO_ERROR); |
| goto status_fail; |
| } else { |
| goto fail; |
| } |
| } |
| |
| return STATUS_SUCCESS; |
| |
| fail: |
| retval = rtsx_read_register(chip, XD_PAGE_STATUS, ®_val); |
| if (retval) |
| return retval; |
| |
| if (reg_val != XD_GPG) |
| xd_set_err_code(chip, XD_PRG_ERROR); |
| |
| retval = rtsx_read_register(chip, XD_CTL, ®_val); |
| if (retval) |
| return retval; |
| |
| if (((reg_val & (XD_ECC1_ERROR | XD_ECC1_UNCORRECTABLE)) == |
| (XD_ECC1_ERROR | XD_ECC1_UNCORRECTABLE)) || |
| ((reg_val & (XD_ECC2_ERROR | XD_ECC2_UNCORRECTABLE)) == |
| (XD_ECC2_ERROR | XD_ECC2_UNCORRECTABLE))) { |
| wait_timeout(100); |
| |
| if (detect_card_cd(chip, XD_CARD) != STATUS_SUCCESS) { |
| xd_set_err_code(chip, XD_NO_CARD); |
| goto status_fail; |
| } |
| |
| xd_set_err_code(chip, XD_ECC_ERROR); |
| |
| new_blk = xd_get_unused_block(chip, zone_no); |
| if (new_blk == NO_NEW_BLK) { |
| XD_CLR_BAD_OLDBLK(xd_card); |
| goto status_fail; |
| } |
| |
| retval = xd_copy_page(chip, phy_blk, new_blk, 0, |
| xd_card->page_off + 1); |
| if (retval != STATUS_SUCCESS) { |
| if (!XD_CHK_BAD_NEWBLK(xd_card)) { |
| retval = xd_erase_block(chip, new_blk); |
| if (retval == STATUS_SUCCESS) |
| xd_set_unused_block(chip, new_blk); |
| } else { |
| XD_CLR_BAD_NEWBLK(xd_card); |
| } |
| XD_CLR_BAD_OLDBLK(xd_card); |
| goto status_fail; |
| } |
| xd_set_l2p_tbl(chip, zone_no, log_off, (u16)(new_blk & 0x3FF)); |
| xd_erase_block(chip, phy_blk); |
| xd_mark_bad_block(chip, phy_blk); |
| XD_CLR_BAD_OLDBLK(xd_card); |
| } |
| |
| status_fail: |
| return STATUS_FAIL; |
| } |
| |
| static int xd_finish_write(struct rtsx_chip *chip, |
| u32 old_blk, u32 new_blk, u32 log_blk, u8 page_off) |
| { |
| struct xd_info *xd_card = &chip->xd_card; |
| int retval, zone_no; |
| u16 log_off; |
| |
| dev_dbg(rtsx_dev(chip), "%s ", __func__); |
| dev_dbg(rtsx_dev(chip), "old_blk = 0x%x, ", old_blk); |
| dev_dbg(rtsx_dev(chip), "new_blk = 0x%x, ", new_blk); |
| dev_dbg(rtsx_dev(chip), "log_blk = 0x%x\n", log_blk); |
| |
| if (page_off > xd_card->page_off) |
| return STATUS_FAIL; |
| |
| zone_no = (int)(log_blk / 1000); |
| log_off = (u16)(log_blk % 1000); |
| |
| if (old_blk == BLK_NOT_FOUND) { |
| retval = xd_init_page(chip, new_blk, log_off, |
| page_off, xd_card->page_off + 1); |
| if (retval != STATUS_SUCCESS) { |
| retval = xd_erase_block(chip, new_blk); |
| if (retval == STATUS_SUCCESS) |
| xd_set_unused_block(chip, new_blk); |
| return STATUS_FAIL; |
| } |
| } else { |
| retval = xd_copy_page(chip, old_blk, new_blk, |
| page_off, xd_card->page_off + 1); |
| if (retval != STATUS_SUCCESS) { |
| if (!XD_CHK_BAD_NEWBLK(xd_card)) { |
| retval = xd_erase_block(chip, new_blk); |
| if (retval == STATUS_SUCCESS) |
| xd_set_unused_block(chip, new_blk); |
| } |
| XD_CLR_BAD_NEWBLK(xd_card); |
| return STATUS_FAIL; |
| } |
| |
| retval = xd_erase_block(chip, old_blk); |
| if (retval == STATUS_SUCCESS) { |
| if (XD_CHK_BAD_OLDBLK(xd_card)) { |
| xd_mark_bad_block(chip, old_blk); |
| XD_CLR_BAD_OLDBLK(xd_card); |
| } else { |
| xd_set_unused_block(chip, old_blk); |
| } |
| } else { |
| xd_set_err_code(chip, XD_NO_ERROR); |
| XD_CLR_BAD_OLDBLK(xd_card); |
| } |
| } |
| |
| xd_set_l2p_tbl(chip, zone_no, log_off, (u16)(new_blk & 0x3FF)); |
| |
| return STATUS_SUCCESS; |
| } |
| |
| static int xd_prepare_write(struct rtsx_chip *chip, |
| u32 old_blk, u32 new_blk, u32 log_blk, u8 page_off) |
| { |
| int retval; |
| |
| dev_dbg(rtsx_dev(chip), "%s, old_blk = 0x%x, new_blk = 0x%x, log_blk = 0x%x, page_off = %d\n", |
| __func__, old_blk, new_blk, log_blk, (int)page_off); |
| |
| if (page_off) { |
| retval = xd_copy_page(chip, old_blk, new_blk, 0, page_off); |
| if (retval != STATUS_SUCCESS) |
| return STATUS_FAIL; |
| } |
| |
| return STATUS_SUCCESS; |
| } |
| |
| static int xd_write_multiple_pages(struct rtsx_chip *chip, u32 old_blk, |
| u32 new_blk, u32 log_blk, u8 start_page, |
| u8 end_page, u8 *buf, unsigned int *index, |
| unsigned int *offset) |
| { |
| struct xd_info *xd_card = &chip->xd_card; |
| u32 page_addr; |
| int zone_no, retval; |
| u16 log_off; |
| u8 page_cnt, reg_val; |
| |
| dev_dbg(rtsx_dev(chip), "%s, old_blk = 0x%x, new_blk = 0x%x, log_blk = 0x%x\n", |
| __func__, old_blk, new_blk, log_blk); |
| |
| if (start_page > end_page) |
| goto status_fail; |
| |
| page_cnt = end_page - start_page; |
| zone_no = (int)(log_blk / 1000); |
| log_off = (u16)(log_blk % 1000); |
| |
| page_addr = (new_blk << xd_card->block_shift) + start_page; |
| |
| retval = xd_send_cmd(chip, READ1_1); |
| if (retval != STATUS_SUCCESS) |
| goto status_fail; |
| |
| rtsx_init_cmd(chip); |
| |
| rtsx_add_cmd(chip, WRITE_REG_CMD, XD_BLOCK_ADDR1_H, |
| 0xFF, (u8)(log_off >> 8)); |
| rtsx_add_cmd(chip, WRITE_REG_CMD, XD_BLOCK_ADDR1_L, 0xFF, (u8)log_off); |
| rtsx_add_cmd(chip, WRITE_REG_CMD, XD_BLOCK_STATUS, 0xFF, XD_GBLK); |
| rtsx_add_cmd(chip, WRITE_REG_CMD, XD_PAGE_STATUS, 0xFF, XD_GPG); |
| |
| xd_assign_phy_addr(chip, page_addr, XD_RW_ADDR); |
| |
| rtsx_add_cmd(chip, WRITE_REG_CMD, XD_CFG, XD_BA_TRANSFORM, |
| XD_BA_TRANSFORM); |
| rtsx_add_cmd(chip, WRITE_REG_CMD, XD_PAGE_CNT, 0xFF, page_cnt); |
| rtsx_add_cmd(chip, WRITE_REG_CMD, CARD_DATA_SOURCE, 0x01, RING_BUFFER); |
| |
| trans_dma_enable(chip->srb->sc_data_direction, chip, |
| page_cnt * 512, DMA_512); |
| |
| rtsx_add_cmd(chip, WRITE_REG_CMD, XD_TRANSFER, |
| 0xFF, XD_TRANSFER_START | XD_WRITE_PAGES); |
| rtsx_add_cmd(chip, CHECK_REG_CMD, XD_TRANSFER, |
| XD_TRANSFER_END, XD_TRANSFER_END); |
| |
| rtsx_send_cmd_no_wait(chip); |
| |
| retval = rtsx_transfer_data_partial(chip, XD_CARD, buf, page_cnt * 512, |
| scsi_sg_count(chip->srb), |
| index, offset, DMA_TO_DEVICE, chip->xd_timeout); |
| if (retval < 0) { |
| rtsx_clear_xd_error(chip); |
| |
| if (retval == -ETIMEDOUT) { |
| xd_set_err_code(chip, XD_TO_ERROR); |
| goto status_fail; |
| } else { |
| goto fail; |
| } |
| } |
| |
| if (end_page == (xd_card->page_off + 1)) { |
| xd_card->delay_write.delay_write_flag = 0; |
| |
| if (old_blk != BLK_NOT_FOUND) { |
| retval = xd_erase_block(chip, old_blk); |
| if (retval == STATUS_SUCCESS) { |
| if (XD_CHK_BAD_OLDBLK(xd_card)) { |
| xd_mark_bad_block(chip, old_blk); |
| XD_CLR_BAD_OLDBLK(xd_card); |
| } else { |
| xd_set_unused_block(chip, old_blk); |
| } |
| } else { |
| xd_set_err_code(chip, XD_NO_ERROR); |
| XD_CLR_BAD_OLDBLK(xd_card); |
| } |
| } |
| xd_set_l2p_tbl(chip, zone_no, log_off, (u16)(new_blk & 0x3FF)); |
| } |
| |
| return STATUS_SUCCESS; |
| |
| fail: |
| retval = rtsx_read_register(chip, XD_DAT, ®_val); |
| if (retval) |
| return retval; |
| if (reg_val & PROGRAM_ERROR) { |
| xd_set_err_code(chip, XD_PRG_ERROR); |
| xd_mark_bad_block(chip, new_blk); |
| } |
| |
| status_fail: |
| return STATUS_FAIL; |
| } |
| |
| #ifdef XD_DELAY_WRITE |
| int xd_delay_write(struct rtsx_chip *chip) |
| { |
| struct xd_info *xd_card = &chip->xd_card; |
| struct xd_delay_write_tag *delay_write = &xd_card->delay_write; |
| int retval; |
| |
| if (delay_write->delay_write_flag) { |
| dev_dbg(rtsx_dev(chip), "%s\n", __func__); |
| retval = xd_switch_clock(chip); |
| if (retval != STATUS_SUCCESS) |
| return STATUS_FAIL; |
| |
| delay_write->delay_write_flag = 0; |
| retval = xd_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 |
| |
| int xd_rw(struct scsi_cmnd *srb, struct rtsx_chip *chip, |
| u32 start_sector, u16 sector_cnt) |
| { |
| struct xd_info *xd_card = &chip->xd_card; |
| unsigned int lun = SCSI_LUN(srb); |
| #ifdef XD_DELAY_WRITE |
| struct xd_delay_write_tag *delay_write = &xd_card->delay_write; |
| #endif |
| int retval, zone_no; |
| unsigned int index = 0, offset = 0; |
| u32 log_blk, old_blk = 0, new_blk = 0; |
| u16 log_off, total_sec_cnt = sector_cnt; |
| u8 start_page, end_page = 0, page_cnt; |
| u8 *ptr; |
| |
| xd_set_err_code(chip, XD_NO_ERROR); |
| |
| xd_card->cleanup_counter = 0; |
| |
| dev_dbg(rtsx_dev(chip), "%s: scsi_sg_count = %d\n", __func__, |
| scsi_sg_count(srb)); |
| |
| ptr = (u8 *)scsi_sglist(srb); |
| |
| retval = xd_switch_clock(chip); |
| if (retval != STATUS_SUCCESS) |
| return STATUS_FAIL; |
| |
| if (detect_card_cd(chip, XD_CARD) != STATUS_SUCCESS) { |
| chip->card_fail |= XD_CARD; |
| set_sense_type(chip, lun, SENSE_TYPE_MEDIA_NOT_PRESENT); |
| return STATUS_FAIL; |
| } |
| |
| log_blk = start_sector >> xd_card->block_shift; |
| start_page = (u8)start_sector & xd_card->page_off; |
| zone_no = (int)(log_blk / 1000); |
| log_off = (u16)(log_blk % 1000); |
| |
| if (xd_card->zone[zone_no].build_flag == 0) { |
| retval = xd_build_l2p_tbl(chip, zone_no); |
| if (retval != STATUS_SUCCESS) { |
| chip->card_fail |= XD_CARD; |
| set_sense_type(chip, lun, SENSE_TYPE_MEDIA_NOT_PRESENT); |
| return STATUS_FAIL; |
| } |
| } |
| |
| if (srb->sc_data_direction == DMA_TO_DEVICE) { |
| #ifdef XD_DELAY_WRITE |
| if (delay_write->delay_write_flag && |
| (delay_write->logblock == log_blk) && |
| (start_page > delay_write->pageoff)) { |
| delay_write->delay_write_flag = 0; |
| if (delay_write->old_phyblock != BLK_NOT_FOUND) { |
| retval = xd_copy_page(chip, |
| delay_write->old_phyblock, |
| delay_write->new_phyblock, |
| 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 = xd_delay_write(chip); |
| if (retval != STATUS_SUCCESS) { |
| set_sense_type(chip, lun, |
| SENSE_TYPE_MEDIA_WRITE_ERR); |
| return STATUS_FAIL; |
| } |
| #endif |
| old_blk = xd_get_l2p_tbl(chip, zone_no, log_off); |
| new_blk = xd_get_unused_block(chip, zone_no); |
| if ((old_blk == BLK_NOT_FOUND) || |
| (new_blk == BLK_NOT_FOUND)) { |
| set_sense_type(chip, lun, |
| SENSE_TYPE_MEDIA_WRITE_ERR); |
| return STATUS_FAIL; |
| } |
| |
| retval = xd_prepare_write(chip, old_blk, new_blk, |
| log_blk, start_page); |
| if (retval != STATUS_SUCCESS) { |
| if (detect_card_cd(chip, XD_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 XD_DELAY_WRITE |
| } |
| #endif |
| } else { |
| #ifdef XD_DELAY_WRITE |
| retval = xd_delay_write(chip); |
| if (retval != STATUS_SUCCESS) { |
| if (detect_card_cd(chip, XD_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 = xd_get_l2p_tbl(chip, zone_no, log_off); |
| if (old_blk == BLK_NOT_FOUND) { |
| set_sense_type(chip, lun, |
| SENSE_TYPE_MEDIA_UNRECOVER_READ_ERR); |
| return STATUS_FAIL; |
| } |
| } |
| |
| dev_dbg(rtsx_dev(chip), "old_blk = 0x%x\n", old_blk); |
| |
| while (total_sec_cnt) { |
| if (detect_card_cd(chip, XD_CARD) != STATUS_SUCCESS) { |
| chip->card_fail |= XD_CARD; |
| set_sense_type(chip, lun, SENSE_TYPE_MEDIA_NOT_PRESENT); |
| return STATUS_FAIL; |
| } |
| |
| if ((start_page + total_sec_cnt) > (xd_card->page_off + 1)) |
| end_page = xd_card->page_off + 1; |
| else |
| end_page = start_page + (u8)total_sec_cnt; |
| |
| page_cnt = end_page - start_page; |
| if (srb->sc_data_direction == DMA_FROM_DEVICE) { |
| retval = xd_read_multiple_pages(chip, old_blk, log_blk, |
| start_page, end_page, |
| ptr, &index, &offset); |
| if (retval != STATUS_SUCCESS) { |
| set_sense_type(chip, lun, |
| SENSE_TYPE_MEDIA_UNRECOVER_READ_ERR); |
| return STATUS_FAIL; |
| } |
| } else { |
| retval = xd_write_multiple_pages(chip, old_blk, |
| new_blk, log_blk, |
| start_page, end_page, |
| ptr, &index, &offset); |
| if (retval != STATUS_SUCCESS) { |
| set_sense_type(chip, lun, |
| SENSE_TYPE_MEDIA_WRITE_ERR); |
| return STATUS_FAIL; |
| } |
| } |
| |
| total_sec_cnt -= page_cnt; |
| if (scsi_sg_count(srb) == 0) |
| ptr += page_cnt * 512; |
| |
| if (total_sec_cnt == 0) |
| break; |
| |
| log_blk++; |
| zone_no = (int)(log_blk / 1000); |
| log_off = (u16)(log_blk % 1000); |
| |
| if (xd_card->zone[zone_no].build_flag == 0) { |
| retval = xd_build_l2p_tbl(chip, zone_no); |
| if (retval != STATUS_SUCCESS) { |
| chip->card_fail |= XD_CARD; |
| set_sense_type(chip, lun, |
| SENSE_TYPE_MEDIA_NOT_PRESENT); |
| return STATUS_FAIL; |
| } |
| } |
| |
| old_blk = xd_get_l2p_tbl(chip, zone_no, log_off); |
| if (old_blk == BLK_NOT_FOUND) { |
| if (srb->sc_data_direction == DMA_FROM_DEVICE) |
| set_sense_type(chip, lun, |
| SENSE_TYPE_MEDIA_UNRECOVER_READ_ERR); |
| else |
| set_sense_type(chip, lun, |
| SENSE_TYPE_MEDIA_WRITE_ERR); |
| |
| return STATUS_FAIL; |
| } |
| |
| if (srb->sc_data_direction == DMA_TO_DEVICE) { |
| new_blk = xd_get_unused_block(chip, zone_no); |
| if (new_blk == BLK_NOT_FOUND) { |
| set_sense_type(chip, lun, |
| SENSE_TYPE_MEDIA_WRITE_ERR); |
| return STATUS_FAIL; |
| } |
| } |
| |
| start_page = 0; |
| } |
| |
| if ((srb->sc_data_direction == DMA_TO_DEVICE) && |
| (end_page != (xd_card->page_off + 1))) { |
| #ifdef XD_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 |
| if (detect_card_cd(chip, XD_CARD) != STATUS_SUCCESS) { |
| chip->card_fail |= XD_CARD; |
| set_sense_type(chip, lun, SENSE_TYPE_MEDIA_NOT_PRESENT); |
| return STATUS_FAIL; |
| } |
| |
| retval = xd_finish_write(chip, old_blk, new_blk, |
| log_blk, end_page); |
| if (retval != STATUS_SUCCESS) { |
| if (detect_card_cd(chip, XD_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; |
| } |
| #endif |
| } |
| |
| scsi_set_resid(srb, 0); |
| |
| return STATUS_SUCCESS; |
| } |
| |
| void xd_free_l2p_tbl(struct rtsx_chip *chip) |
| { |
| struct xd_info *xd_card = &chip->xd_card; |
| int i = 0; |
| |
| if (xd_card->zone) { |
| for (i = 0; i < xd_card->zone_cnt; i++) { |
| vfree(xd_card->zone[i].l2p_table); |
| xd_card->zone[i].l2p_table = NULL; |
| vfree(xd_card->zone[i].free_table); |
| xd_card->zone[i].free_table = NULL; |
| } |
| vfree(xd_card->zone); |
| xd_card->zone = NULL; |
| } |
| } |
| |
| void xd_cleanup_work(struct rtsx_chip *chip) |
| { |
| #ifdef XD_DELAY_WRITE |
| struct xd_info *xd_card = &chip->xd_card; |
| |
| if (xd_card->delay_write.delay_write_flag) { |
| dev_dbg(rtsx_dev(chip), "xD: delay write\n"); |
| xd_delay_write(chip); |
| xd_card->cleanup_counter = 0; |
| } |
| #endif |
| } |
| |
| int xd_power_off_card3v3(struct rtsx_chip *chip) |
| { |
| int retval; |
| |
| retval = disable_card_clock(chip, XD_CARD); |
| if (retval != STATUS_SUCCESS) |
| return STATUS_FAIL; |
| |
| retval = rtsx_write_register(chip, CARD_OE, XD_OUTPUT_EN, 0); |
| if (retval) |
| return retval; |
| |
| if (!chip->ft2_fast_mode) { |
| retval = card_power_off(chip, XD_CARD); |
| if (retval != STATUS_SUCCESS) |
| return STATUS_FAIL; |
| |
| wait_timeout(50); |
| } |
| |
| if (chip->asic_code) { |
| retval = xd_pull_ctl_disable(chip); |
| if (retval != STATUS_SUCCESS) |
| return STATUS_FAIL; |
| } else { |
| retval = rtsx_write_register(chip, FPGA_PULL_CTL, 0xFF, 0xDF); |
| if (retval) |
| return retval; |
| } |
| |
| return STATUS_SUCCESS; |
| } |
| |
| int release_xd_card(struct rtsx_chip *chip) |
| { |
| struct xd_info *xd_card = &chip->xd_card; |
| int retval; |
| |
| chip->card_ready &= ~XD_CARD; |
| chip->card_fail &= ~XD_CARD; |
| chip->card_wp &= ~XD_CARD; |
| |
| xd_card->delay_write.delay_write_flag = 0; |
| |
| xd_free_l2p_tbl(chip); |
| |
| retval = xd_power_off_card3v3(chip); |
| if (retval != STATUS_SUCCESS) |
| return STATUS_FAIL; |
| |
| return STATUS_SUCCESS; |
| } |
