/* Driver for Realtek PCI-Express card reader
 *
 * Copyright(c) 2009-2013 Realtek Semiconductor Corp. All rights reserved.
 *
 * This program is free software; you can redistribute it and/or modify it
 * under the terms of the GNU General Public License as published by the
 * Free Software Foundation; either version 2, or (at your option) any
 * later version.
 *
 * This program is distributed in the hope that it will be useful, but
 * WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 * General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License along
 * with this program; if not, see <http://www.gnu.org/licenses/>.
 *
 * Author:
 *   Wei WANG <wei_wang@realsil.com.cn>
 */

#ifndef __RTSX_PCI_H
#define __RTSX_PCI_H

#include <linux/sched.h>
#include <linux/pci.h>
#include <linux/mfd/rtsx_common.h>

#define MAX_RW_REG_CNT                  1024

#define RTSX_HCBAR                      0x00
#define RTSX_HCBCTLR                    0x04
#define   STOP_CMD                      (0x01 << 28)
#define   READ_REG_CMD                  0
#define   WRITE_REG_CMD                 1
#define   CHECK_REG_CMD                 2

#define RTSX_HDBAR                      0x08
#define   SG_INT                        0x04
#define   SG_END                        0x02
#define   SG_VALID                      0x01
#define   SG_NO_OP                      0x00
#define   SG_TRANS_DATA                 (0x02 << 4)
#define   SG_LINK_DESC                  (0x03 << 4)
#define RTSX_HDBCTLR                    0x0C
#define   SDMA_MODE                     0x00
#define   ADMA_MODE                     (0x02 << 26)
#define   STOP_DMA                      (0x01 << 28)
#define   TRIG_DMA                      (0x01 << 31)

#define RTSX_HAIMR                      0x10
#define   HAIMR_TRANS_START             (0x01 << 31)
#define   HAIMR_READ                    0x00
#define   HAIMR_WRITE                   (0x01 << 30)
#define   HAIMR_READ_START              (HAIMR_TRANS_START | HAIMR_READ)
#define   HAIMR_WRITE_START             (HAIMR_TRANS_START | HAIMR_WRITE)
#define   HAIMR_TRANS_END                       (HAIMR_TRANS_START)

#define RTSX_BIPR                       0x14
#define   CMD_DONE_INT                  (1 << 31)
#define   DATA_DONE_INT                 (1 << 30)
#define   TRANS_OK_INT                  (1 << 29)
#define   TRANS_FAIL_INT                (1 << 28)
#define   XD_INT                        (1 << 27)
#define   MS_INT                        (1 << 26)
#define   SD_INT                        (1 << 25)
#define   GPIO0_INT                     (1 << 24)
#define   OC_INT                        (1 << 23)
#define   SD_WRITE_PROTECT              (1 << 19)
#define   XD_EXIST                      (1 << 18)
#define   MS_EXIST                      (1 << 17)
#define   SD_EXIST                      (1 << 16)
#define   DELINK_INT                    GPIO0_INT
#define   MS_OC_INT                     (1 << 23)
#define   SD_OC_INT                     (1 << 22)

#define CARD_INT                (XD_INT | MS_INT | SD_INT)
#define NEED_COMPLETE_INT       (DATA_DONE_INT | TRANS_OK_INT | TRANS_FAIL_INT)
#define RTSX_INT                (CMD_DONE_INT | NEED_COMPLETE_INT | \
                                        CARD_INT | GPIO0_INT | OC_INT)
#define CARD_EXIST              (XD_EXIST | MS_EXIST | SD_EXIST)

#define RTSX_BIER                       0x18
#define   CMD_DONE_INT_EN               (1 << 31)
#define   DATA_DONE_INT_EN              (1 << 30)
#define   TRANS_OK_INT_EN               (1 << 29)
#define   TRANS_FAIL_INT_EN             (1 << 28)
#define   XD_INT_EN                     (1 << 27)
#define   MS_INT_EN                     (1 << 26)
#define   SD_INT_EN                     (1 << 25)
#define   GPIO0_INT_EN                  (1 << 24)
#define   OC_INT_EN                     (1 << 23)
#define   DELINK_INT_EN                 GPIO0_INT_EN
#define   MS_OC_INT_EN                  (1 << 23)
#define   SD_OC_INT_EN                  (1 << 22)


/*
 * macros for easy use
 */
#define rtsx_pci_writel(pcr, reg, value) \
        iowrite32(value, (pcr)->remap_addr + reg)
#define rtsx_pci_readl(pcr, reg) \
        ioread32((pcr)->remap_addr + reg)
#define rtsx_pci_writew(pcr, reg, value) \
        iowrite16(value, (pcr)->remap_addr + reg)
#define rtsx_pci_readw(pcr, reg) \
        ioread16((pcr)->remap_addr + reg)
#define rtsx_pci_writeb(pcr, reg, value) \
        iowrite8(value, (pcr)->remap_addr + reg)
#define rtsx_pci_readb(pcr, reg) \
        ioread8((pcr)->remap_addr + reg)

#define rtsx_pci_read_config_byte(pcr, where, val) \
        pci_read_config_byte((pcr)->pci, where, val)

#define rtsx_pci_write_config_byte(pcr, where, val) \
        pci_write_config_byte((pcr)->pci, where, val)

#define rtsx_pci_read_config_dword(pcr, where, val) \
        pci_read_config_dword((pcr)->pci, where, val)

#define rtsx_pci_write_config_dword(pcr, where, val) \
        pci_write_config_dword((pcr)->pci, where, val)

#define STATE_TRANS_NONE                0
#define STATE_TRANS_CMD                 1
#define STATE_TRANS_BUF                 2
#define STATE_TRANS_SG                  3

#define TRANS_NOT_READY                 0
#define TRANS_RESULT_OK                 1
#define TRANS_RESULT_FAIL               2
#define TRANS_NO_DEVICE                 3

#define RTSX_RESV_BUF_LEN               4096
#define HOST_CMDS_BUF_LEN               1024
#define HOST_SG_TBL_BUF_LEN             (RTSX_RESV_BUF_LEN - HOST_CMDS_BUF_LEN)
#define HOST_SG_TBL_ITEMS               (HOST_SG_TBL_BUF_LEN / 8)
#define MAX_SG_ITEM_LEN                 0x80000
#define HOST_TO_DEVICE                  0
#define DEVICE_TO_HOST                  1

#define OUTPUT_3V3                      0
#define OUTPUT_1V8                      1

#define RTSX_PHASE_MAX                  32
#define RX_TUNING_CNT                   3

#define MS_CFG                          0xFD40
#define   SAMPLE_TIME_RISING            0x00
#define   SAMPLE_TIME_FALLING           0x80
#define   PUSH_TIME_DEFAULT             0x00
#define   PUSH_TIME_ODD                 0x40
#define   NO_EXTEND_TOGGLE              0x00
#define   EXTEND_TOGGLE_CHK             0x20
#define   MS_BUS_WIDTH_1                0x00
#define   MS_BUS_WIDTH_4                0x10
#define   MS_BUS_WIDTH_8                0x18
#define   MS_2K_SECTOR_MODE             0x04
#define   MS_512_SECTOR_MODE            0x00
#define   MS_TOGGLE_TIMEOUT_EN          0x00
#define   MS_TOGGLE_TIMEOUT_DISEN       0x01
#define MS_NO_CHECK_INT                 0x02
#define MS_TPC                          0xFD41
#define MS_TRANS_CFG                    0xFD42
#define   WAIT_INT                      0x80
#define   NO_WAIT_INT                   0x00
#define   NO_AUTO_READ_INT_REG          0x00
#define   AUTO_READ_INT_REG             0x40
#define   MS_CRC16_ERR                  0x20
#define   MS_RDY_TIMEOUT                0x10
#define   MS_INT_CMDNK                  0x08
#define   MS_INT_BREQ                   0x04
#define   MS_INT_ERR                    0x02
#define   MS_INT_CED                    0x01
#define MS_TRANSFER                     0xFD43
#define   MS_TRANSFER_START             0x80
#define   MS_TRANSFER_END               0x40
#define   MS_TRANSFER_ERR               0x20
#define   MS_BS_STATE                   0x10
#define   MS_TM_READ_BYTES              0x00
#define   MS_TM_NORMAL_READ             0x01
#define   MS_TM_WRITE_BYTES             0x04
#define   MS_TM_NORMAL_WRITE            0x05
#define   MS_TM_AUTO_READ               0x08
#define   MS_TM_AUTO_WRITE              0x0C
#define MS_INT_REG                      0xFD44
#define MS_BYTE_CNT                     0xFD45
#define MS_SECTOR_CNT_L                 0xFD46
#define MS_SECTOR_CNT_H                 0xFD47
#define MS_DBUS_H                       0xFD48

#define SD_CFG1                         0xFDA0
#define   SD_CLK_DIVIDE_0               0x00
#define   SD_CLK_DIVIDE_256             0xC0
#define   SD_CLK_DIVIDE_128             0x80
#define   SD_BUS_WIDTH_1BIT             0x00
#define   SD_BUS_WIDTH_4BIT             0x01
#define   SD_BUS_WIDTH_8BIT             0x02
#define   SD_ASYNC_FIFO_NOT_RST         0x10
#define   SD_20_MODE                    0x00
#define   SD_DDR_MODE                   0x04
#define   SD_30_MODE                    0x08
#define   SD_CLK_DIVIDE_MASK            0xC0
#define SD_CFG2                         0xFDA1
#define   SD_CALCULATE_CRC7             0x00
#define   SD_NO_CALCULATE_CRC7          0x80
#define   SD_CHECK_CRC16                0x00
#define   SD_NO_CHECK_CRC16             0x40
#define   SD_NO_CHECK_WAIT_CRC_TO       0x20
#define   SD_WAIT_BUSY_END              0x08
#define   SD_NO_WAIT_BUSY_END           0x00
#define   SD_CHECK_CRC7                 0x00
#define   SD_NO_CHECK_CRC7              0x04
#define   SD_RSP_LEN_0                  0x00
#define   SD_RSP_LEN_6                  0x01
#define   SD_RSP_LEN_17                 0x02
#define   SD_RSP_TYPE_R0                0x04
#define   SD_RSP_TYPE_R1                0x01
#define   SD_RSP_TYPE_R1b               0x09
#define   SD_RSP_TYPE_R2                0x02
#define   SD_RSP_TYPE_R3                0x05
#define   SD_RSP_TYPE_R4                0x05
#define   SD_RSP_TYPE_R5                0x01
#define   SD_RSP_TYPE_R6                0x01
#define   SD_RSP_TYPE_R7                0x01
#define SD_CFG3                         0xFDA2
#define   SD_RSP_80CLK_TIMEOUT_EN       0x01

#define SD_STAT1                        0xFDA3
#define   SD_CRC7_ERR                   0x80
#define   SD_CRC16_ERR                  0x40
#define   SD_CRC_WRITE_ERR              0x20
#define   SD_CRC_WRITE_ERR_MASK         0x1C
#define   GET_CRC_TIME_OUT              0x02
#define   SD_TUNING_COMPARE_ERR         0x01
#define SD_STAT2                        0xFDA4
#define   SD_RSP_80CLK_TIMEOUT          0x01

#define SD_BUS_STAT                     0xFDA5
#define   SD_CLK_TOGGLE_EN              0x80
#define   SD_CLK_FORCE_STOP             0x40
#define   SD_DAT3_STATUS                0x10
#define   SD_DAT2_STATUS                0x08
#define   SD_DAT1_STATUS                0x04
#define   SD_DAT0_STATUS                0x02
#define   SD_CMD_STATUS                 0x01
#define SD_PAD_CTL                      0xFDA6
#define   SD_IO_USING_1V8               0x80
#define   SD_IO_USING_3V3               0x7F
#define   TYPE_A_DRIVING                0x00
#define   TYPE_B_DRIVING                0x01
#define   TYPE_C_DRIVING                0x02
#define   TYPE_D_DRIVING                0x03
#define SD_SAMPLE_POINT_CTL             0xFDA7
#define   DDR_FIX_RX_DAT                0x00
#define   DDR_VAR_RX_DAT                0x80
#define   DDR_FIX_RX_DAT_EDGE           0x00
#define   DDR_FIX_RX_DAT_14_DELAY       0x40
#define   DDR_FIX_RX_CMD                0x00
#define   DDR_VAR_RX_CMD                0x20
#define   DDR_FIX_RX_CMD_POS_EDGE       0x00
#define   DDR_FIX_RX_CMD_14_DELAY       0x10
#define   SD20_RX_POS_EDGE              0x00
#define   SD20_RX_14_DELAY              0x08
#define SD20_RX_SEL_MASK                0x08
#define SD_PUSH_POINT_CTL               0xFDA8
#define   DDR_FIX_TX_CMD_DAT            0x00
#define   DDR_VAR_TX_CMD_DAT            0x80
#define   DDR_FIX_TX_DAT_14_TSU         0x00
#define   DDR_FIX_TX_DAT_12_TSU         0x40
#define   DDR_FIX_TX_CMD_NEG_EDGE       0x00
#define   DDR_FIX_TX_CMD_14_AHEAD       0x20
#define   SD20_TX_NEG_EDGE              0x00
#define   SD20_TX_14_AHEAD              0x10
#define   SD20_TX_SEL_MASK              0x10
#define   DDR_VAR_SDCLK_POL_SWAP        0x01
#define SD_CMD0                         0xFDA9
#define   SD_CMD_START                  0x40
#define SD_CMD1                         0xFDAA
#define SD_CMD2                         0xFDAB
#define SD_CMD3                         0xFDAC
#define SD_CMD4                         0xFDAD
#define SD_CMD5                         0xFDAE
#define SD_BYTE_CNT_L                   0xFDAF
#define SD_BYTE_CNT_H                   0xFDB0
#define SD_BLOCK_CNT_L                  0xFDB1
#define SD_BLOCK_CNT_H                  0xFDB2
#define SD_TRANSFER                     0xFDB3
#define   SD_TRANSFER_START             0x80
#define   SD_TRANSFER_END               0x40
#define   SD_STAT_IDLE                  0x20
#define   SD_TRANSFER_ERR               0x10
#define   SD_TM_NORMAL_WRITE            0x00
#define   SD_TM_AUTO_WRITE_3            0x01
#define   SD_TM_AUTO_WRITE_4            0x02
#define   SD_TM_AUTO_READ_3             0x05
#define   SD_TM_AUTO_READ_4             0x06
#define   SD_TM_CMD_RSP                 0x08
#define   SD_TM_AUTO_WRITE_1            0x09
#define   SD_TM_AUTO_WRITE_2            0x0A
#define   SD_TM_NORMAL_READ             0x0C
#define   SD_TM_AUTO_READ_1             0x0D
#define   SD_TM_AUTO_READ_2             0x0E
#define   SD_TM_AUTO_TUNING             0x0F
#define SD_CMD_STATE                    0xFDB5
#define   SD_CMD_IDLE                   0x80

#define SD_DATA_STATE                   0xFDB6
#define   SD_DATA_IDLE                  0x80

#define SRCTL                           0xFC13

#define DCM_DRP_CTL                     0xFC23
#define   DCM_RESET                     0x08
#define   DCM_LOCKED                    0x04
#define   DCM_208M                      0x00
#define   DCM_TX                        0x01
#define   DCM_RX                        0x02
#define DCM_DRP_TRIG                    0xFC24
#define   DRP_START                     0x80
#define   DRP_DONE                      0x40
#define DCM_DRP_CFG                     0xFC25
#define   DRP_WRITE                     0x80
#define   DRP_READ                      0x00
#define   DCM_WRITE_ADDRESS_50          0x50
#define   DCM_WRITE_ADDRESS_51          0x51
#define   DCM_READ_ADDRESS_00           0x00
#define   DCM_READ_ADDRESS_51           0x51
#define DCM_DRP_WR_DATA_L               0xFC26
#define DCM_DRP_WR_DATA_H               0xFC27
#define DCM_DRP_RD_DATA_L               0xFC28
#define DCM_DRP_RD_DATA_H               0xFC29
#define SD_VPCLK0_CTL                   0xFC2A
#define SD_VPCLK1_CTL                   0xFC2B
#define SD_DCMPS0_CTL                   0xFC2C
#define SD_DCMPS1_CTL                   0xFC2D
#define SD_VPTX_CTL                     SD_VPCLK0_CTL
#define SD_VPRX_CTL                     SD_VPCLK1_CTL
#define   PHASE_CHANGE                  0x80
#define   PHASE_NOT_RESET               0x40
#define SD_DCMPS_TX_CTL                 SD_DCMPS0_CTL
#define SD_DCMPS_RX_CTL                 SD_DCMPS1_CTL
#define   DCMPS_CHANGE                  0x80
#define   DCMPS_CHANGE_DONE             0x40
#define   DCMPS_ERROR                   0x20
#define   DCMPS_CURRENT_PHASE           0x1F
#define CARD_CLK_SOURCE                 0xFC2E
#define   CRC_FIX_CLK                   (0x00 << 0)
#define   CRC_VAR_CLK0                  (0x01 << 0)
#define   CRC_VAR_CLK1                  (0x02 << 0)
#define   SD30_FIX_CLK                  (0x00 << 2)
#define   SD30_VAR_CLK0                 (0x01 << 2)
#define   SD30_VAR_CLK1                 (0x02 << 2)
#define   SAMPLE_FIX_CLK                (0x00 << 4)
#define   SAMPLE_VAR_CLK0               (0x01 << 4)
#define   SAMPLE_VAR_CLK1               (0x02 << 4)
#define CARD_PWR_CTL                    0xFD50
#define   PMOS_STRG_MASK                0x10
#define   PMOS_STRG_800mA               0x10
#define   PMOS_STRG_400mA               0x00
#define   SD_POWER_OFF                  0x03
#define   SD_PARTIAL_POWER_ON           0x01
#define   SD_POWER_ON                   0x00
#define   SD_POWER_MASK                 0x03
#define   MS_POWER_OFF                  0x0C
#define   MS_PARTIAL_POWER_ON           0x04
#define   MS_POWER_ON                   0x00
#define   MS_POWER_MASK                 0x0C
#define   BPP_POWER_OFF                 0x0F
#define   BPP_POWER_5_PERCENT_ON        0x0E
#define   BPP_POWER_10_PERCENT_ON       0x0C
#define   BPP_POWER_15_PERCENT_ON       0x08
#define   BPP_POWER_ON                  0x00
#define   BPP_POWER_MASK                0x0F
#define   SD_VCC_PARTIAL_POWER_ON       0x02
#define   SD_VCC_POWER_ON               0x00
#define CARD_CLK_SWITCH                 0xFD51
#define RTL8411B_PACKAGE_MODE           0xFD51
#define CARD_SHARE_MODE                 0xFD52
#define   CARD_SHARE_MASK               0x0F
#define   CARD_SHARE_MULTI_LUN          0x00
#define   CARD_SHARE_NORMAL             0x00
#define   CARD_SHARE_48_SD              0x04
#define   CARD_SHARE_48_MS              0x08
#define   CARD_SHARE_BAROSSA_SD         0x01
#define   CARD_SHARE_BAROSSA_MS         0x02
#define CARD_DRIVE_SEL                  0xFD53
#define   MS_DRIVE_8mA                  (0x01 << 6)
#define   MMC_DRIVE_8mA                 (0x01 << 4)
#define   XD_DRIVE_8mA                  (0x01 << 2)
#define   GPIO_DRIVE_8mA                0x01
#define RTS5209_CARD_DRIVE_DEFAULT      (MS_DRIVE_8mA | MMC_DRIVE_8mA |\
                                        XD_DRIVE_8mA | GPIO_DRIVE_8mA)
#define RTL8411_CARD_DRIVE_DEFAULT      (MS_DRIVE_8mA | MMC_DRIVE_8mA |\
                                        XD_DRIVE_8mA)
#define RTSX_CARD_DRIVE_DEFAULT         (MS_DRIVE_8mA | GPIO_DRIVE_8mA)

#define CARD_STOP                       0xFD54
#define   SPI_STOP                      0x01
#define   XD_STOP                       0x02
#define   SD_STOP                       0x04
#define   MS_STOP                       0x08
#define   SPI_CLR_ERR                   0x10
#define   XD_CLR_ERR                    0x20
#define   SD_CLR_ERR                    0x40
#define   MS_CLR_ERR                    0x80
#define CARD_OE                         0xFD55
#define   SD_OUTPUT_EN                  0x04
#define   MS_OUTPUT_EN                  0x08
#define CARD_AUTO_BLINK                 0xFD56
#define CARD_GPIO_DIR                   0xFD57
#define CARD_GPIO                       0xFD58
#define CARD_DATA_SOURCE                0xFD5B
#define   PINGPONG_BUFFER               0x01
#define   RING_BUFFER                   0x00
#define SD30_CLK_DRIVE_SEL              0xFD5A
#define   DRIVER_TYPE_A                 0x05
#define   DRIVER_TYPE_B                 0x03
#define   DRIVER_TYPE_C                 0x02
#define   DRIVER_TYPE_D                 0x01
#define CARD_SELECT                     0xFD5C
#define   SD_MOD_SEL                    2
#define   MS_MOD_SEL                    3
#define SD30_DRIVE_SEL                  0xFD5E
#define   CFG_DRIVER_TYPE_A             0x02
#define   CFG_DRIVER_TYPE_B             0x03
#define   CFG_DRIVER_TYPE_C             0x01
#define   CFG_DRIVER_TYPE_D             0x00
#define SD30_CMD_DRIVE_SEL              0xFD5E
#define SD30_DAT_DRIVE_SEL              0xFD5F
#define CARD_CLK_EN                     0xFD69
#define   SD_CLK_EN                     0x04
#define   MS_CLK_EN                     0x08
#define SDIO_CTRL                       0xFD6B
#define CD_PAD_CTL                      0xFD73
#define   CD_DISABLE_MASK               0x07
#define   MS_CD_DISABLE                 0x04
#define   SD_CD_DISABLE                 0x02
#define   XD_CD_DISABLE                 0x01
#define   CD_DISABLE                    0x07
#define   CD_ENABLE                     0x00
#define   MS_CD_EN_ONLY                 0x03
#define   SD_CD_EN_ONLY                 0x05
#define   XD_CD_EN_ONLY                 0x06
#define   FORCE_CD_LOW_MASK             0x38
#define   FORCE_CD_XD_LOW               0x08
#define   FORCE_CD_SD_LOW               0x10
#define   FORCE_CD_MS_LOW               0x20
#define   CD_AUTO_DISABLE               0x40
#define FPDCTL                          0xFC00
#define   SSC_POWER_DOWN                0x01
#define   SD_OC_POWER_DOWN              0x02
#define   ALL_POWER_DOWN                0x07
#define   OC_POWER_DOWN                 0x06
#define PDINFO                          0xFC01

#define CLK_CTL                         0xFC02
#define   CHANGE_CLK                    0x01
#define   CLK_LOW_FREQ                  0x01

#define CLK_DIV                         0xFC03
#define   CLK_DIV_1                     0x01
#define   CLK_DIV_2                     0x02
#define   CLK_DIV_4                     0x03
#define   CLK_DIV_8                     0x04
#define CLK_SEL                         0xFC04

#define SSC_DIV_N_0                     0xFC0F
#define SSC_DIV_N_1                     0xFC10
#define SSC_CTL1                        0xFC11
#define    SSC_RSTB                     0x80
#define    SSC_8X_EN                    0x40
#define    SSC_FIX_FRAC                 0x20
#define    SSC_SEL_1M                   0x00
#define    SSC_SEL_2M                   0x08
#define    SSC_SEL_4M                   0x10
#define    SSC_SEL_8M                   0x18
#define SSC_CTL2                        0xFC12
#define    SSC_DEPTH_MASK               0x07
#define    SSC_DEPTH_DISALBE            0x00
#define    SSC_DEPTH_4M                 0x01
#define    SSC_DEPTH_2M                 0x02
#define    SSC_DEPTH_1M                 0x03
#define    SSC_DEPTH_500K               0x04
#define    SSC_DEPTH_250K               0x05
#define RCCTL                           0xFC14

#define FPGA_PULL_CTL                   0xFC1D
#define OLT_LED_CTL                     0xFC1E
#define GPIO_CTL                        0xFC1F

#define LDO_CTL                         0xFC1E
#define   BPP_ASIC_1V7                  0x00
#define   BPP_ASIC_1V8                  0x01
#define   BPP_ASIC_1V9                  0x02
#define   BPP_ASIC_2V0                  0x03
#define   BPP_ASIC_2V7                  0x04
#define   BPP_ASIC_2V8                  0x05
#define   BPP_ASIC_3V2                  0x06
#define   BPP_ASIC_3V3                  0x07
#define   BPP_REG_TUNED18               0x07
#define   BPP_TUNED18_SHIFT_8402        5
#define   BPP_TUNED18_SHIFT_8411        4
#define   BPP_PAD_MASK                  0x04
#define   BPP_PAD_3V3                   0x04
#define   BPP_PAD_1V8                   0x00
#define   BPP_LDO_POWB                  0x03
#define   BPP_LDO_ON                    0x00
#define   BPP_LDO_SUSPEND               0x02
#define   BPP_LDO_OFF                   0x03
#define SYS_VER                         0xFC32

#define CARD_PULL_CTL1                  0xFD60
#define CARD_PULL_CTL2                  0xFD61
#define CARD_PULL_CTL3                  0xFD62
#define CARD_PULL_CTL4                  0xFD63
#define CARD_PULL_CTL5                  0xFD64
#define CARD_PULL_CTL6                  0xFD65

/* PCI Express Related Registers */
#define IRQEN0                          0xFE20
#define IRQSTAT0                        0xFE21
#define    DMA_DONE_INT                 0x80
#define    SUSPEND_INT                  0x40
#define    LINK_RDY_INT                 0x20
#define    LINK_DOWN_INT                0x10
#define IRQEN1                          0xFE22
#define IRQSTAT1                        0xFE23
#define TLPRIEN                         0xFE24
#define TLPRISTAT                       0xFE25
#define TLPTIEN                         0xFE26
#define TLPTISTAT                       0xFE27
#define DMATC0                          0xFE28
#define DMATC1                          0xFE29
#define DMATC2                          0xFE2A
#define DMATC3                          0xFE2B
#define DMACTL                          0xFE2C
#define   DMA_RST                       0x80
#define   DMA_BUSY                      0x04
#define   DMA_DIR_TO_CARD               0x00
#define   DMA_DIR_FROM_CARD             0x02
#define   DMA_EN                        0x01
#define   DMA_128                       (0 << 4)
#define   DMA_256                       (1 << 4)
#define   DMA_512                       (2 << 4)
#define   DMA_1024                      (3 << 4)
#define   DMA_PACK_SIZE_MASK            0x30
#define BCTL                            0xFE2D
#define RBBC0                           0xFE2E
#define RBBC1                           0xFE2F
#define RBDAT                           0xFE30
#define RBCTL                           0xFE34
#define CFGADDR0                        0xFE35
#define CFGADDR1                        0xFE36
#define CFGDATA0                        0xFE37
#define CFGDATA1                        0xFE38
#define CFGDATA2                        0xFE39
#define CFGDATA3                        0xFE3A
#define CFGRWCTL                        0xFE3B
#define PHYRWCTL                        0xFE3C
#define PHYDATA0                        0xFE3D
#define PHYDATA1                        0xFE3E
#define PHYADDR                         0xFE3F
#define MSGRXDATA0                      0xFE40
#define MSGRXDATA1                      0xFE41
#define MSGRXDATA2                      0xFE42
#define MSGRXDATA3                      0xFE43
#define MSGTXDATA0                      0xFE44
#define MSGTXDATA1                      0xFE45
#define MSGTXDATA2                      0xFE46
#define MSGTXDATA3                      0xFE47
#define MSGTXCTL                        0xFE48
#define LTR_CTL                         0xFE4A
#define OBFF_CFG                        0xFE4C

#define CDRESUMECTL                     0xFE52
#define WAKE_SEL_CTL                    0xFE54
#define PCLK_CTL                        0xFE55
#define   PCLK_MODE_SEL                 0x20
#define PME_FORCE_CTL                   0xFE56

#define ASPM_FORCE_CTL                  0xFE57
#define   FORCE_ASPM_CTL0               0x10
#define   FORCE_ASPM_VAL_MASK           0x03
#define   FORCE_ASPM_L1_EN              0x02
#define   FORCE_ASPM_L0_EN              0x01
#define   FORCE_ASPM_NO_ASPM            0x00
#define PM_CLK_FORCE_CTL                0xFE58
#define FUNC_FORCE_CTL                  0xFE59
#define   FUNC_FORCE_UPME_XMT_DBG       0x02
#define PERST_GLITCH_WIDTH              0xFE5C
#define CHANGE_LINK_STATE               0xFE5B
#define RESET_LOAD_REG                  0xFE5E
#define EFUSE_CONTENT                   0xFE5F
#define HOST_SLEEP_STATE                0xFE60
#define   HOST_ENTER_S1                 1
#define   HOST_ENTER_S3                 2

#define SDIO_CFG                        0xFE70
#define PM_EVENT_DEBUG                  0xFE71
#define   PME_DEBUG_0                   0x08
#define NFTS_TX_CTRL                    0xFE72

#define PWR_GATE_CTRL                   0xFE75
#define   PWR_GATE_EN                   0x01
#define   LDO3318_PWR_MASK              0x06
#define   LDO_ON                        0x00
#define   LDO_SUSPEND                   0x04
#define   LDO_OFF                       0x06
#define PWD_SUSPEND_EN                  0xFE76
#define LDO_PWR_SEL                     0xFE78

#define L1SUB_CONFIG1                   0xFE8D
#define L1SUB_CONFIG2                   0xFE8E
#define   L1SUB_AUTO_CFG                0x02
#define L1SUB_CONFIG3                   0xFE8F

#define DUMMY_REG_RESET_0               0xFE90

#define AUTOLOAD_CFG_BASE               0xFF00
#define PETXCFG                         0xFF03

#define PM_CTRL1                        0xFF44
#define   CD_RESUME_EN_MASK             0xF0

#define PM_CTRL2                        0xFF45
#define PM_CTRL3                        0xFF46
#define   SDIO_SEND_PME_EN              0x80
#define   FORCE_RC_MODE_ON              0x40
#define   FORCE_RX50_LINK_ON            0x20
#define   D3_DELINK_MODE_EN             0x10
#define   USE_PESRTB_CTL_DELINK         0x08
#define   DELAY_PIN_WAKE                0x04
#define   RESET_PIN_WAKE                0x02
#define   PM_WAKE_EN                    0x01
#define PM_CTRL4                        0xFF47

/* Memory mapping */
#define SRAM_BASE                       0xE600
#define RBUF_BASE                       0xF400
#define PPBUF_BASE1                     0xF800
#define PPBUF_BASE2                     0xFA00
#define IMAGE_FLAG_ADDR0                0xCE80
#define IMAGE_FLAG_ADDR1                0xCE81

#define RREF_CFG                        0xFF6C
#define   RREF_VBGSEL_MASK              0x38
#define   RREF_VBGSEL_1V25              0x28

#define OOBS_CONFIG                     0xFF6E
#define   OOBS_AUTOK_DIS                0x80
#define   OOBS_VAL_MASK                 0x1F

#define LDO_DV18_CFG                    0xFF70
#define   LDO_DV18_SR_MASK              0xC0
#define   LDO_DV18_SR_DF                0x40

#define LDO_CONFIG2                     0xFF71
#define   LDO_D3318_MASK                0x07
#define   LDO_D3318_33V                 0x07
#define   LDO_D3318_18V                 0x02

#define LDO_VCC_CFG0                    0xFF72
#define   LDO_VCC_LMTVTH_MASK           0x30
#define   LDO_VCC_LMTVTH_2A             0x10

#define LDO_VCC_CFG1                    0xFF73
#define   LDO_VCC_REF_TUNE_MASK         0x30
#define   LDO_VCC_REF_1V2               0x20
#define   LDO_VCC_TUNE_MASK             0x07
#define   LDO_VCC_1V8                   0x04
#define   LDO_VCC_3V3                   0x07
#define   LDO_VCC_LMT_EN                0x08

#define LDO_VIO_CFG                     0xFF75
#define   LDO_VIO_SR_MASK               0xC0
#define   LDO_VIO_SR_DF                 0x40
#define   LDO_VIO_REF_TUNE_MASK         0x30
#define   LDO_VIO_REF_1V2               0x20
#define   LDO_VIO_TUNE_MASK             0x07
#define   LDO_VIO_1V7                   0x03
#define   LDO_VIO_1V8                   0x04
#define   LDO_VIO_3V3                   0x07

#define LDO_DV12S_CFG                   0xFF76
#define   LDO_REF12_TUNE_MASK           0x18
#define   LDO_REF12_TUNE_DF             0x10
#define   LDO_D12_TUNE_MASK             0x07
#define   LDO_D12_TUNE_DF               0x04

#define LDO_AV12S_CFG                   0xFF77
#define   LDO_AV12S_TUNE_MASK           0x07
#define   LDO_AV12S_TUNE_DF             0x04

#define SD40_LDO_CTL1                   0xFE7D
#define   SD40_VIO_TUNE_MASK            0x70
#define   SD40_VIO_TUNE_1V7             0x30
#define   SD_VIO_LDO_1V8                0x40
#define   SD_VIO_LDO_3V3                0x70

/* Phy register */
#define PHY_PCR                         0x00
#define   PHY_PCR_FORCE_CODE            0xB000
#define   PHY_PCR_OOBS_CALI_50          0x0800
#define   PHY_PCR_OOBS_VCM_08           0x0200
#define   PHY_PCR_OOBS_SEN_90           0x0040
#define   PHY_PCR_RSSI_EN               0x0002
#define   PHY_PCR_RX10K                 0x0001

#define PHY_RCR0                        0x01
#define PHY_RCR1                        0x02
#define   PHY_RCR1_ADP_TIME_4           0x0400
#define   PHY_RCR1_VCO_COARSE           0x001F
#define   PHY_RCR1_INIT_27S             0x0A1F
#define PHY_SSCCR2                      0x02
#define   PHY_SSCCR2_PLL_NCODE          0x0A00
#define   PHY_SSCCR2_TIME0              0x001C
#define   PHY_SSCCR2_TIME2_WIDTH        0x0003

#define PHY_RCR2                        0x03
#define   PHY_RCR2_EMPHASE_EN           0x8000
#define   PHY_RCR2_NADJR                0x4000
#define   PHY_RCR2_CDR_SR_2             0x0100
#define   PHY_RCR2_FREQSEL_12           0x0040
#define   PHY_RCR2_CDR_SC_12P           0x0010
#define   PHY_RCR2_CALIB_LATE           0x0002
#define   PHY_RCR2_INIT_27S             0xC152
#define PHY_SSCCR3                      0x03
#define   PHY_SSCCR3_STEP_IN            0x2740
#define   PHY_SSCCR3_CHECK_DELAY        0x0008
#define _PHY_ANA03                      0x03
#define   _PHY_ANA03_TIMER_MAX          0x2700
#define   _PHY_ANA03_OOBS_DEB_EN        0x0040
#define   _PHY_CMU_DEBUG_EN             0x0008

#define PHY_RTCR                        0x04
#define PHY_RDR                         0x05
#define   PHY_RDR_RXDSEL_1_9            0x4000
#define   PHY_SSC_AUTO_PWD              0x0600
#define PHY_TCR0                        0x06
#define PHY_TCR1                        0x07
#define PHY_TUNE                        0x08
#define   PHY_TUNE_TUNEREF_1_0          0x4000
#define   PHY_TUNE_VBGSEL_1252          0x0C00
#define   PHY_TUNE_SDBUS_33             0x0200
#define   PHY_TUNE_TUNED18              0x01C0
#define   PHY_TUNE_TUNED12              0X0020
#define   PHY_TUNE_TUNEA12              0x0004
#define   PHY_TUNE_VOLTAGE_MASK         0xFC3F
#define   PHY_TUNE_VOLTAGE_3V3          0x03C0
#define   PHY_TUNE_D18_1V8              0x0100
#define   PHY_TUNE_D18_1V7              0x0080
#define PHY_ANA08                       0x08
#define   PHY_ANA08_RX_EQ_DCGAIN        0x5000
#define   PHY_ANA08_SEL_RX_EN           0x0400
#define   PHY_ANA08_RX_EQ_VAL           0x03C0
#define   PHY_ANA08_SCP                 0x0020
#define   PHY_ANA08_SEL_IPI             0x0004

#define PHY_IMR                         0x09
#define PHY_BPCR                        0x0A
#define   PHY_BPCR_IBRXSEL              0x0400
#define   PHY_BPCR_IBTXSEL              0x0100
#define   PHY_BPCR_IB_FILTER            0x0080
#define   PHY_BPCR_CMIRROR_EN           0x0040

#define PHY_BIST                        0x0B
#define PHY_RAW_L                       0x0C
#define PHY_RAW_H                       0x0D
#define PHY_RAW_DATA                    0x0E
#define PHY_HOST_CLK_CTRL               0x0F
#define PHY_DMR                         0x10
#define PHY_BACR                        0x11
#define   PHY_BACR_BASIC_MASK           0xFFF3
#define PHY_IER                         0x12
#define PHY_BCSR                        0x13
#define PHY_BPR                         0x14
#define PHY_BPNR2                       0x15
#define PHY_BPNR                        0x16
#define PHY_BRNR2                       0x17
#define PHY_BENR                        0x18
#define PHY_REV                         0x19
#define   PHY_REV_RESV                  0xE000
#define   PHY_REV_RXIDLE_LATCHED        0x1000
#define   PHY_REV_P1_EN                 0x0800
#define   PHY_REV_RXIDLE_EN             0x0400
#define   PHY_REV_CLKREQ_TX_EN          0x0200
#define   PHY_REV_CLKREQ_RX_EN          0x0100
#define   PHY_REV_CLKREQ_DT_1_0         0x0040
#define   PHY_REV_STOP_CLKRD            0x0020
#define   PHY_REV_RX_PWST               0x0008
#define   PHY_REV_STOP_CLKWR            0x0004
#define _PHY_REV0                       0x19
#define   _PHY_REV0_FILTER_OUT          0x3800
#define   _PHY_REV0_CDR_BYPASS_PFD      0x0100
#define   _PHY_REV0_CDR_RX_IDLE_BYPASS  0x0002

#define PHY_FLD0                        0x1A
#define PHY_ANA1A                       0x1A
#define   PHY_ANA1A_TXR_LOOPBACK        0x2000
#define   PHY_ANA1A_RXT_BIST            0x0500
#define   PHY_ANA1A_TXR_BIST            0x0040
#define   PHY_ANA1A_REV                 0x0006
#define   PHY_FLD0_INIT_27S             0x2546
#define PHY_FLD1                        0x1B
#define PHY_FLD2                        0x1C
#define PHY_FLD3                        0x1D
#define   PHY_FLD3_TIMER_4              0x0800
#define   PHY_FLD3_TIMER_6              0x0020
#define   PHY_FLD3_RXDELINK             0x0004
#define   PHY_FLD3_INIT_27S             0x0004
#define PHY_ANA1D                       0x1D
#define   PHY_ANA1D_DEBUG_ADDR          0x0004
#define _PHY_FLD0                       0x1D
#define   _PHY_FLD0_CLK_REQ_20C         0x8000
#define   _PHY_FLD0_RX_IDLE_EN          0x1000
#define   _PHY_FLD0_BIT_ERR_RSTN        0x0800
#define   _PHY_FLD0_BER_COUNT           0x01E0
#define   _PHY_FLD0_BER_TIMER           0x001E
#define   _PHY_FLD0_CHECK_EN            0x0001

#define PHY_FLD4                        0x1E
#define   PHY_FLD4_FLDEN_SEL            0x4000
#define   PHY_FLD4_REQ_REF              0x2000
#define   PHY_FLD4_RXAMP_OFF            0x1000
#define   PHY_FLD4_REQ_ADDA             0x0800
#define   PHY_FLD4_BER_COUNT            0x00E0
#define   PHY_FLD4_BER_TIMER            0x000A
#define   PHY_FLD4_BER_CHK_EN           0x0001
#define   PHY_FLD4_INIT_27S             0x5C7F
#define PHY_DIG1E                       0x1E
#define   PHY_DIG1E_REV                 0x4000
#define   PHY_DIG1E_D0_X_D1             0x1000
#define   PHY_DIG1E_RX_ON_HOST          0x0800
#define   PHY_DIG1E_RCLK_REF_HOST       0x0400
#define   PHY_DIG1E_RCLK_TX_EN_KEEP     0x0040
#define   PHY_DIG1E_RCLK_TX_TERM_KEEP   0x0020
#define   PHY_DIG1E_RCLK_RX_EIDLE_ON    0x0010
#define   PHY_DIG1E_TX_TERM_KEEP        0x0008
#define   PHY_DIG1E_RX_TERM_KEEP        0x0004
#define   PHY_DIG1E_TX_EN_KEEP          0x0002
#define   PHY_DIG1E_RX_EN_KEEP          0x0001
#define PHY_DUM_REG                     0x1F

#define PCR_SETTING_REG1                0x724
#define PCR_SETTING_REG2                0x814
#define PCR_SETTING_REG3                0x747

#define rtsx_pci_init_cmd(pcr)          ((pcr)->ci = 0)

#define RTS5227_DEVICE_ID               0x5227
#define RTS_MAX_TIMES_FREQ_REDUCTION    8

struct rtsx_pcr;

struct pcr_handle {
        struct rtsx_pcr                 *pcr;
};

struct pcr_ops {
        int (*write_phy)(struct rtsx_pcr *pcr, u8 addr, u16 val);
        int (*read_phy)(struct rtsx_pcr *pcr, u8 addr, u16 *val);
        int             (*extra_init_hw)(struct rtsx_pcr *pcr);
        int             (*optimize_phy)(struct rtsx_pcr *pcr);
        int             (*turn_on_led)(struct rtsx_pcr *pcr);
        int             (*turn_off_led)(struct rtsx_pcr *pcr);
        int             (*enable_auto_blink)(struct rtsx_pcr *pcr);
        int             (*disable_auto_blink)(struct rtsx_pcr *pcr);
        int             (*card_power_on)(struct rtsx_pcr *pcr, int card);
        int             (*card_power_off)(struct rtsx_pcr *pcr, int card);
        int             (*switch_output_voltage)(struct rtsx_pcr *pcr,
                                                u8 voltage);
        unsigned int    (*cd_deglitch)(struct rtsx_pcr *pcr);
        int             (*conv_clk_and_div_n)(int clk, int dir);
        void            (*fetch_vendor_settings)(struct rtsx_pcr *pcr);
        void            (*force_power_down)(struct rtsx_pcr *pcr, u8 pm_state);
};

enum PDEV_STAT  {PDEV_STAT_IDLE, PDEV_STAT_RUN};

struct rtsx_pcr {
        struct pci_dev                  *pci;
        unsigned int                    id;
        int                             pcie_cap;

        /* pci resources */
        unsigned long                   addr;
        void __iomem                    *remap_addr;
        int                             irq;

        /* host reserved buffer */
        void                            *rtsx_resv_buf;
        dma_addr_t                      rtsx_resv_buf_addr;

        void                            *host_cmds_ptr;
        dma_addr_t                      host_cmds_addr;
        int                             ci;

        void                            *host_sg_tbl_ptr;
        dma_addr_t                      host_sg_tbl_addr;
        int                             sgi;

        u32                             bier;
        char                            trans_result;

        unsigned int                    card_inserted;
        unsigned int                    card_removed;
        unsigned int                    card_exist;

        struct delayed_work             carddet_work;
        struct delayed_work             idle_work;

        spinlock_t                      lock;
        struct mutex                    pcr_mutex;
        struct completion               *done;
        struct completion               *finish_me;

        unsigned int                    cur_clock;
        bool                            remove_pci;
        bool                            msi_en;

#define EXTRA_CAPS_SD_SDR50             (1 << 0)
#define EXTRA_CAPS_SD_SDR104            (1 << 1)
#define EXTRA_CAPS_SD_DDR50             (1 << 2)
#define EXTRA_CAPS_MMC_HSDDR            (1 << 3)
#define EXTRA_CAPS_MMC_HS200            (1 << 4)
#define EXTRA_CAPS_MMC_8BIT             (1 << 5)
        u32                             extra_caps;

#define IC_VER_A                        0
#define IC_VER_B                        1
#define IC_VER_C                        2
#define IC_VER_D                        3
        u8                              ic_version;

        u8                              sd30_drive_sel_1v8;
        u8                              sd30_drive_sel_3v3;
        u8                              card_drive_sel;
#define ASPM_L1_EN                      0x02
        u8                              aspm_en;

#define PCR_MS_PMOS                     (1 << 0)
#define PCR_REVERSE_SOCKET              (1 << 1)
        u32                             flags;

        u32                             tx_initial_phase;
        u32                             rx_initial_phase;

        const u32                       *sd_pull_ctl_enable_tbl;
        const u32                       *sd_pull_ctl_disable_tbl;
        const u32                       *ms_pull_ctl_enable_tbl;
        const u32                       *ms_pull_ctl_disable_tbl;

        const struct pcr_ops            *ops;
        enum PDEV_STAT                  state;

        u16                             reg_pm_ctrl3;

        int                             num_slots;
        struct rtsx_slot                *slots;

        u8                              dma_error_count;
};

#define CHK_PCI_PID(pcr, pid)           ((pcr)->pci->device == (pid))
#define PCI_VID(pcr)                    ((pcr)->pci->vendor)
#define PCI_PID(pcr)                    ((pcr)->pci->device)
#define is_version(pcr, pid, ver)                               \
        (CHK_PCI_PID(pcr, pid) && (pcr)->ic_version == (ver))
#define pcr_dbg(pcr, fmt, arg...)                               \
        dev_dbg(&(pcr)->pci->dev, fmt, ##arg)

#define SDR104_PHASE(val)               ((val) & 0xFF)
#define SDR50_PHASE(val)                (((val) >> 8) & 0xFF)
#define DDR50_PHASE(val)                (((val) >> 16) & 0xFF)
#define SDR104_TX_PHASE(pcr)            SDR104_PHASE((pcr)->tx_initial_phase)
#define SDR50_TX_PHASE(pcr)             SDR50_PHASE((pcr)->tx_initial_phase)
#define DDR50_TX_PHASE(pcr)             DDR50_PHASE((pcr)->tx_initial_phase)
#define SDR104_RX_PHASE(pcr)            SDR104_PHASE((pcr)->rx_initial_phase)
#define SDR50_RX_PHASE(pcr)             SDR50_PHASE((pcr)->rx_initial_phase)
#define DDR50_RX_PHASE(pcr)             DDR50_PHASE((pcr)->rx_initial_phase)
#define SET_CLOCK_PHASE(sdr104, sdr50, ddr50)   \
                                (((ddr50) << 16) | ((sdr50) << 8) | (sdr104))

void rtsx_pci_start_run(struct rtsx_pcr *pcr);
int rtsx_pci_write_register(struct rtsx_pcr *pcr, u16 addr, u8 mask, u8 data);
int rtsx_pci_read_register(struct rtsx_pcr *pcr, u16 addr, u8 *data);
int rtsx_pci_write_phy_register(struct rtsx_pcr *pcr, u8 addr, u16 val);
int rtsx_pci_read_phy_register(struct rtsx_pcr *pcr, u8 addr, u16 *val);
void rtsx_pci_stop_cmd(struct rtsx_pcr *pcr);
void rtsx_pci_add_cmd(struct rtsx_pcr *pcr,
                u8 cmd_type, u16 reg_addr, u8 mask, u8 data);
void rtsx_pci_send_cmd_no_wait(struct rtsx_pcr *pcr);
int rtsx_pci_send_cmd(struct rtsx_pcr *pcr, int timeout);
int rtsx_pci_transfer_data(struct rtsx_pcr *pcr, struct scatterlist *sglist,
                int num_sg, bool read, int timeout);
int rtsx_pci_dma_map_sg(struct rtsx_pcr *pcr, struct scatterlist *sglist,
                int num_sg, bool read);

void rtsx_pci_dma_unmap_sg(struct rtsx_pcr *pcr, struct scatterlist *sglist,
                int num_sg, bool read);
int rtsx_pci_dma_transfer(struct rtsx_pcr *pcr, struct scatterlist *sglist,
                int count, bool read, int timeout);
int rtsx_pci_read_ppbuf(struct rtsx_pcr *pcr, u8 *buf, int buf_len);
int rtsx_pci_write_ppbuf(struct rtsx_pcr *pcr, u8 *buf, int buf_len);
int rtsx_pci_card_pull_ctl_enable(struct rtsx_pcr *pcr, int card);
int rtsx_pci_card_pull_ctl_disable(struct rtsx_pcr *pcr, int card);
int rtsx_pci_switch_clock(struct rtsx_pcr *pcr, unsigned int card_clock,
                u8 ssc_depth, bool initial_mode, bool double_clk, bool vpclk);
int rtsx_pci_card_power_on(struct rtsx_pcr *pcr, int card);
int rtsx_pci_card_power_off(struct rtsx_pcr *pcr, int card);
int rtsx_pci_card_exclusive_check(struct rtsx_pcr *pcr, int card);
int rtsx_pci_switch_output_voltage(struct rtsx_pcr *pcr, u8 voltage);
unsigned int rtsx_pci_card_exist(struct rtsx_pcr *pcr);
void rtsx_pci_complete_unfinished_transfer(struct rtsx_pcr *pcr);

static inline u8 *rtsx_pci_get_cmd_data(struct rtsx_pcr *pcr)
{
        return (u8 *)(pcr->host_cmds_ptr);
}

static inline int rtsx_pci_update_cfg_byte(struct rtsx_pcr *pcr, int addr,
                u8 mask, u8 append)
{
        int err;
        u8 val;

        err = pci_read_config_byte(pcr->pci, addr, &val);
        if (err < 0)
                return err;
        return pci_write_config_byte(pcr->pci, addr, (val & mask) | append);
}

static inline void rtsx_pci_write_be32(struct rtsx_pcr *pcr, u16 reg, u32 val)
{
        rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, reg,     0xFF, val >> 24);
        rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, reg + 1, 0xFF, val >> 16);
        rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, reg + 2, 0xFF, val >> 8);
        rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, reg + 3, 0xFF, val);
}

static inline int rtsx_pci_update_phy(struct rtsx_pcr *pcr, u8 addr,
        u16 mask, u16 append)
{
        int err;
        u16 val;

        err = rtsx_pci_read_phy_register(pcr, addr, &val);
        if (err < 0)
                return err;

        return rtsx_pci_write_phy_register(pcr, addr, (val & mask) | append);
}

#endif