cachepc-linux

Fork of AMDESE/linux with modifications for CachePC side-channel attack
git clone https://git.sinitax.com/sinitax/cachepc-linux
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rtsx_chip.h (27319B)


      1/* SPDX-License-Identifier: GPL-2.0+ */
      2/*
      3 * Driver for Realtek PCI-Express card reader
      4 *
      5 * Copyright(c) 2009-2013 Realtek Semiconductor Corp. All rights reserved.
      6 *
      7 * Author:
      8 *   Wei WANG (wei_wang@realsil.com.cn)
      9 *   Micky Ching (micky_ching@realsil.com.cn)
     10 */
     11
     12#ifndef __REALTEK_RTSX_CHIP_H
     13#define __REALTEK_RTSX_CHIP_H
     14
     15#include "rtsx.h"
     16
     17#define SUPPORT_CPRM
     18#define SUPPORT_OCP
     19#define SUPPORT_SDIO_ASPM
     20#define SUPPORT_MAGIC_GATE
     21#define SUPPORT_MSXC
     22#define SUPPORT_SD_LOCK
     23/* Hardware switch bus_ctl and cd_ctl automatically */
     24#define HW_AUTO_SWITCH_SD_BUS
     25/* Enable hardware interrupt write clear */
     26#define HW_INT_WRITE_CLR
     27/* #define LED_AUTO_BLINK */
     28/* #define DISABLE_CARD_INT */
     29
     30#ifdef SUPPORT_MAGIC_GATE
     31	/* Using NORMAL_WRITE instead of AUTO_WRITE to set ICV */
     32	#define MG_SET_ICV_SLOW
     33	/* HW may miss ERR/CMDNK signal when sampling INT status. */
     34	#define MS_SAMPLE_INT_ERR
     35	/*
     36	 * HW DO NOT support Wait_INT function
     37	 * during READ_BYTES transfer mode
     38	 */
     39	#define READ_BYTES_WAIT_INT
     40#endif
     41
     42#ifdef SUPPORT_MSXC
     43#define XC_POWERCLASS
     44#define SUPPORT_PCGL_1P18
     45#endif
     46
     47#ifndef LED_AUTO_BLINK
     48#define REGULAR_BLINK
     49#endif
     50
     51#define LED_BLINK_SPEED		5
     52#define LED_TOGGLE_INTERVAL	6
     53#define	GPIO_TOGGLE_THRESHOLD   1024
     54#define LED_GPIO		0
     55
     56#define POLLING_INTERVAL	30
     57
     58#define TRACE_ITEM_CNT		64
     59
     60#ifndef STATUS_SUCCESS
     61#define STATUS_SUCCESS		0
     62#endif
     63#ifndef STATUS_FAIL
     64#define STATUS_FAIL		1
     65#endif
     66#ifndef STATUS_TIMEDOUT
     67#define STATUS_TIMEDOUT		2
     68#endif
     69#ifndef STATUS_NOMEM
     70#define STATUS_NOMEM		3
     71#endif
     72#ifndef STATUS_READ_FAIL
     73#define STATUS_READ_FAIL	4
     74#endif
     75#ifndef STATUS_WRITE_FAIL
     76#define STATUS_WRITE_FAIL	5
     77#endif
     78#ifndef STATUS_ERROR
     79#define STATUS_ERROR		10
     80#endif
     81
     82#define PM_S1			1
     83#define PM_S3			3
     84
     85/*
     86 * Transport return codes
     87 */
     88
     89#define TRANSPORT_GOOD		0   /* Transport good, command good	   */
     90#define TRANSPORT_FAILED	1   /* Transport good, command failed   */
     91#define TRANSPORT_NO_SENSE	2  /* Command failed, no auto-sense    */
     92#define TRANSPORT_ERROR		3   /* Transport bad (i.e. device dead) */
     93
     94/*
     95 * Start-Stop-Unit
     96 */
     97#define STOP_MEDIUM			0x00    /* access disable         */
     98#define MAKE_MEDIUM_READY		0x01    /* access enable          */
     99#define UNLOAD_MEDIUM			0x02    /* unload                 */
    100#define LOAD_MEDIUM			0x03    /* load                   */
    101
    102/*
    103 * STANDARD_INQUIRY
    104 */
    105#define QULIFIRE                0x00
    106#define AENC_FNC                0x00
    107#define TRML_IOP                0x00
    108#define REL_ADR                 0x00
    109#define WBUS_32                 0x00
    110#define WBUS_16                 0x00
    111#define SYNC                    0x00
    112#define LINKED                  0x00
    113#define CMD_QUE                 0x00
    114#define SFT_RE                  0x00
    115
    116#define VEN_ID_LEN              8               /* Vendor ID Length         */
    117#define PRDCT_ID_LEN            16              /* Product ID Length        */
    118#define PRDCT_REV_LEN           4               /* Product LOT Length       */
    119
    120/* Dynamic flag definitions: used in set_bit() etc. */
    121/* 0x00040000 transfer is active */
    122#define RTSX_FLIDX_TRANS_ACTIVE		18
    123/* 0x00100000 abort is in progress */
    124#define RTSX_FLIDX_ABORTING		20
    125/* 0x00200000 disconnect in progress */
    126#define RTSX_FLIDX_DISCONNECTING	21
    127
    128#define ABORTING_OR_DISCONNECTING	((1UL << US_FLIDX_ABORTING) | \
    129					 (1UL << US_FLIDX_DISCONNECTING))
    130
    131/* 0x00400000 device reset in progress */
    132#define RTSX_FLIDX_RESETTING		22
    133/* 0x00800000 SCSI midlayer timed out  */
    134#define RTSX_FLIDX_TIMED_OUT		23
    135#define DRCT_ACCESS_DEV         0x00    /* Direct Access Device      */
    136#define RMB_DISC                0x80    /* The Device is Removable   */
    137#define ANSI_SCSI2              0x02    /* Based on ANSI-SCSI2       */
    138
    139#define SCSI                    0x00    /* Interface ID              */
    140
    141#define	WRITE_PROTECTED_MEDIA 0x07
    142
    143/*---- sense key ----*/
    144#define ILI                     0x20    /* ILI bit is on                    */
    145
    146#define NO_SENSE                0x00    /* not exist sense key              */
    147#define RECOVER_ERR             0x01    /* Target/Logical unit is recoverd  */
    148#define NOT_READY               0x02    /* Logical unit is not ready        */
    149#define MEDIA_ERR               0x03    /* medium/data error                */
    150#define HARDWARE_ERR            0x04    /* hardware error                   */
    151#define ILGAL_REQ               0x05    /* CDB/parameter/identify msg error */
    152#define UNIT_ATTENTION          0x06    /* unit attention condition occur   */
    153#define DAT_PRTCT               0x07    /* read/write is desable            */
    154#define BLNC_CHK                0x08    /* find blank/DOF in read           */
    155					/* write to unblank area            */
    156#define CPY_ABRT                0x0a    /* Copy/Compare/Copy&Verify illegal */
    157#define ABRT_CMD                0x0b    /* Target make the command in error */
    158#define EQUAL                   0x0c    /* Search Data end with Equal       */
    159#define VLM_OVRFLW              0x0d    /* Some data are left in buffer     */
    160#define MISCMP                  0x0e    /* find inequality                  */
    161
    162#define READ_ERR                -1
    163#define WRITE_ERR               -2
    164
    165#define	FIRST_RESET		0x01
    166#define	USED_EXIST		0x02
    167
    168/*
    169 * SENSE_DATA
    170 */
    171/*---- valid ----*/
    172#define SENSE_VALID             0x80    /* Sense data is valid as SCSI2     */
    173#define SENSE_INVALID           0x00    /* Sense data is invalid as SCSI2   */
    174
    175/*---- error code ----*/
    176#define CUR_ERR                 0x70    /* current error                    */
    177#define DEF_ERR                 0x71    /* specific command error           */
    178
    179/*---- sense key Information ----*/
    180#define SNSKEYINFO_LEN          3       /* length of sense key information   */
    181
    182#define SKSV                    0x80
    183#define CDB_ILLEGAL             0x40
    184#define DAT_ILLEGAL             0x00
    185#define BPV                     0x08
    186#define BIT_ILLEGAL0            0       /* bit0 is illegal                  */
    187#define BIT_ILLEGAL1            1       /* bit1 is illegal                  */
    188#define BIT_ILLEGAL2            2       /* bit2 is illegal                  */
    189#define BIT_ILLEGAL3            3       /* bit3 is illegal                  */
    190#define BIT_ILLEGAL4            4       /* bit4 is illegal                  */
    191#define BIT_ILLEGAL5            5       /* bit5 is illegal                  */
    192#define BIT_ILLEGAL6            6       /* bit6 is illegal                  */
    193#define BIT_ILLEGAL7            7       /* bit7 is illegal                  */
    194
    195/*---- ASC ----*/
    196#define ASC_NO_INFO             0x00
    197#define ASC_MISCMP              0x1d
    198#define ASC_INVLD_CDB           0x24
    199#define ASC_INVLD_PARA          0x26
    200#define ASC_LU_NOT_READY	0x04
    201#define ASC_WRITE_ERR           0x0c
    202#define ASC_READ_ERR            0x11
    203#define ASC_LOAD_EJCT_ERR       0x53
    204#define	ASC_MEDIA_NOT_PRESENT	0x3A
    205#define	ASC_MEDIA_CHANGED	0x28
    206#define	ASC_MEDIA_IN_PROCESS	0x04
    207#define	ASC_WRITE_PROTECT	0x27
    208#define ASC_LUN_NOT_SUPPORTED	0x25
    209
    210/*---- ASQC ----*/
    211#define ASCQ_NO_INFO            0x00
    212#define	ASCQ_MEDIA_IN_PROCESS	0x01
    213#define ASCQ_MISCMP             0x00
    214#define ASCQ_INVLD_CDB          0x00
    215#define ASCQ_INVLD_PARA         0x02
    216#define ASCQ_LU_NOT_READY	0x02
    217#define ASCQ_WRITE_ERR          0x02
    218#define ASCQ_READ_ERR           0x00
    219#define ASCQ_LOAD_EJCT_ERR      0x00
    220#define	ASCQ_WRITE_PROTECT	0x00
    221
    222struct sense_data_t {
    223	unsigned char   err_code;	/* error code */
    224	/* bit7 : valid */
    225	/*   (1 : SCSI2) */
    226	/*   (0 : Vendor * specific) */
    227	/* bit6-0 : error * code */
    228	/*  (0x70 : current * error) */
    229	/*  (0x71 : specific command error) */
    230	unsigned char   seg_no;		/* segment No.                      */
    231	unsigned char   sense_key;	/* byte5 : ILI                      */
    232	/* bit3-0 : sense key              */
    233	unsigned char   info[4];	/* information                       */
    234	unsigned char   ad_sense_len;	/* additional sense data length     */
    235	unsigned char   cmd_info[4];	/* command specific information      */
    236	unsigned char   asc;		/* ASC                              */
    237	unsigned char   ascq;		/* ASCQ                             */
    238	unsigned char   rfu;		/* FRU                              */
    239	unsigned char   sns_key_info[3];/* sense key specific information    */
    240};
    241
    242/* PCI Operation Register Address */
    243#define RTSX_HCBAR		0x00
    244#define RTSX_HCBCTLR		0x04
    245#define RTSX_HDBAR		0x08
    246#define RTSX_HDBCTLR		0x0C
    247#define RTSX_HAIMR		0x10
    248#define RTSX_BIPR		0x14
    249#define RTSX_BIER		0x18
    250
    251/* Host command buffer control register */
    252#define STOP_CMD		(0x01 << 28)
    253
    254/* Host data buffer control register */
    255#define SDMA_MODE		0x00
    256#define ADMA_MODE		(0x02 << 26)
    257#define STOP_DMA		(0x01 << 28)
    258#define TRIG_DMA		(0x01 << 31)
    259
    260/* Bus interrupt pending register */
    261#define CMD_DONE_INT		BIT(31)
    262#define DATA_DONE_INT		BIT(30)
    263#define TRANS_OK_INT		BIT(29)
    264#define TRANS_FAIL_INT		BIT(28)
    265#define XD_INT			BIT(27)
    266#define MS_INT			BIT(26)
    267#define SD_INT			BIT(25)
    268#define GPIO0_INT		BIT(24)
    269#define OC_INT			BIT(23)
    270#define SD_WRITE_PROTECT	BIT(19)
    271#define XD_EXIST		BIT(18)
    272#define MS_EXIST		BIT(17)
    273#define SD_EXIST		BIT(16)
    274#define DELINK_INT		GPIO0_INT
    275#define MS_OC_INT		BIT(23)
    276#define SD_OC_INT		BIT(22)
    277
    278#define CARD_INT		(XD_INT | MS_INT | SD_INT)
    279#define NEED_COMPLETE_INT	(DATA_DONE_INT | TRANS_OK_INT | TRANS_FAIL_INT)
    280#define RTSX_INT		(CMD_DONE_INT | NEED_COMPLETE_INT | CARD_INT | \
    281				 GPIO0_INT | OC_INT)
    282
    283#define CARD_EXIST		(XD_EXIST | MS_EXIST | SD_EXIST)
    284
    285/* Bus interrupt enable register */
    286#define CMD_DONE_INT_EN		BIT(31)
    287#define DATA_DONE_INT_EN	BIT(30)
    288#define TRANS_OK_INT_EN		BIT(29)
    289#define TRANS_FAIL_INT_EN	BIT(28)
    290#define XD_INT_EN		BIT(27)
    291#define MS_INT_EN		BIT(26)
    292#define SD_INT_EN		BIT(25)
    293#define GPIO0_INT_EN		BIT(24)
    294#define OC_INT_EN		BIT(23)
    295#define DELINK_INT_EN		GPIO0_INT_EN
    296#define MS_OC_INT_EN		BIT(23)
    297#define SD_OC_INT_EN		BIT(22)
    298
    299#define READ_REG_CMD		0
    300#define WRITE_REG_CMD		1
    301#define CHECK_REG_CMD		2
    302
    303#define HOST_TO_DEVICE		0
    304#define DEVICE_TO_HOST		1
    305
    306#define RTSX_RESV_BUF_LEN	4096
    307#define HOST_CMDS_BUF_LEN	1024
    308#define HOST_SG_TBL_BUF_LEN	(RTSX_RESV_BUF_LEN - HOST_CMDS_BUF_LEN)
    309
    310#define SD_NR		2
    311#define MS_NR		3
    312#define XD_NR		4
    313#define SPI_NR		7
    314#define SD_CARD		BIT(SD_NR)
    315#define MS_CARD		BIT(MS_NR)
    316#define XD_CARD		BIT(XD_NR)
    317#define SPI_CARD	BIT(SPI_NR)
    318
    319#define MAX_ALLOWED_LUN_CNT	8
    320
    321#define XD_FREE_TABLE_CNT	1200
    322#define MS_FREE_TABLE_CNT	512
    323
    324/* Bit Operation */
    325#define SET_BIT(data, idx)	((data) |= 1 << (idx))
    326#define CLR_BIT(data, idx)	((data) &= ~(1 << (idx)))
    327#define CHK_BIT(data, idx)	((data) & (1 << (idx)))
    328
    329/* SG descriptor */
    330#define RTSX_SG_INT		0x04
    331#define RTSX_SG_END		0x02
    332#define RTSX_SG_VALID		0x01
    333
    334#define RTSX_SG_NO_OP		0x00
    335#define RTSX_SG_TRANS_DATA	(0x02 << 4)
    336#define RTSX_SG_LINK_DESC	(0x03 << 4)
    337
    338struct rtsx_chip;
    339
    340typedef int (*card_rw_func)(struct scsi_cmnd *srb, struct rtsx_chip *chip,
    341			u32 sec_addr, u16 sec_cnt);
    342
    343/* Supported Clock */
    344enum card_clock	{CLK_20 = 1, CLK_30, CLK_40, CLK_50, CLK_60,
    345		 CLK_80, CLK_100, CLK_120, CLK_150, CLK_200};
    346
    347enum RTSX_STAT	{RTSX_STAT_INIT, RTSX_STAT_IDLE, RTSX_STAT_RUN, RTSX_STAT_SS,
    348		 RTSX_STAT_DELINK, RTSX_STAT_SUSPEND,
    349		 RTSX_STAT_ABORT, RTSX_STAT_DISCONNECT};
    350enum IC_VER	{IC_VER_AB, IC_VER_C = 2, IC_VER_D = 3};
    351
    352#define MAX_RESET_CNT		3
    353
    354/* For MS Card */
    355#define MAX_DEFECTIVE_BLOCK     10
    356
    357struct zone_entry {
    358	u16 *l2p_table;
    359	u16 *free_table;
    360	u16 defect_list[MAX_DEFECTIVE_BLOCK];  /* For MS card only */
    361	int set_index;
    362	int get_index;
    363	int unused_blk_cnt;
    364	int disable_count;
    365	/* To indicate whether the L2P table of this zone has been built. */
    366	int build_flag;
    367};
    368
    369#define TYPE_SD			0x0000
    370#define TYPE_MMC		0x0001
    371
    372/* TYPE_SD */
    373#define SD_HS			0x0100
    374#define SD_SDR50		0x0200
    375#define SD_DDR50		0x0400
    376#define SD_SDR104		0x0800
    377#define SD_HCXC			0x1000
    378
    379/* TYPE_MMC */
    380#define MMC_26M			0x0100
    381#define MMC_52M			0x0200
    382#define MMC_4BIT		0x0400
    383#define MMC_8BIT		0x0800
    384#define MMC_SECTOR_MODE		0x1000
    385#define MMC_DDR52		0x2000
    386
    387/* SD card */
    388#define CHK_SD(sd_card)			(((sd_card)->sd_type & 0xFF) == TYPE_SD)
    389#define CHK_SD_HS(sd_card)		(CHK_SD(sd_card) && \
    390					 ((sd_card)->sd_type & SD_HS))
    391#define CHK_SD_SDR50(sd_card)		(CHK_SD(sd_card) && \
    392					 ((sd_card)->sd_type & SD_SDR50))
    393#define CHK_SD_DDR50(sd_card)		(CHK_SD(sd_card) && \
    394					 ((sd_card)->sd_type & SD_DDR50))
    395#define CHK_SD_SDR104(sd_card)		(CHK_SD(sd_card) && \
    396					 ((sd_card)->sd_type & SD_SDR104))
    397#define CHK_SD_HCXC(sd_card)		(CHK_SD(sd_card) && \
    398					 ((sd_card)->sd_type & SD_HCXC))
    399#define CHK_SD_HC(sd_card)		(CHK_SD_HCXC(sd_card) && \
    400					 ((sd_card)->capacity <= 0x4000000))
    401#define CHK_SD_XC(sd_card)		(CHK_SD_HCXC(sd_card) && \
    402					 ((sd_card)->capacity > 0x4000000))
    403#define CHK_SD30_SPEED(sd_card)		(CHK_SD_SDR50(sd_card) || \
    404					 CHK_SD_DDR50(sd_card) || \
    405					 CHK_SD_SDR104(sd_card))
    406
    407#define SET_SD(sd_card)			((sd_card)->sd_type = TYPE_SD)
    408#define SET_SD_HS(sd_card)		((sd_card)->sd_type |= SD_HS)
    409#define SET_SD_SDR50(sd_card)		((sd_card)->sd_type |= SD_SDR50)
    410#define SET_SD_DDR50(sd_card)		((sd_card)->sd_type |= SD_DDR50)
    411#define SET_SD_SDR104(sd_card)		((sd_card)->sd_type |= SD_SDR104)
    412#define SET_SD_HCXC(sd_card)		((sd_card)->sd_type |= SD_HCXC)
    413
    414#define CLR_SD_HS(sd_card)		((sd_card)->sd_type &= ~SD_HS)
    415#define CLR_SD_SDR50(sd_card)		((sd_card)->sd_type &= ~SD_SDR50)
    416#define CLR_SD_DDR50(sd_card)		((sd_card)->sd_type &= ~SD_DDR50)
    417#define CLR_SD_SDR104(sd_card)		((sd_card)->sd_type &= ~SD_SDR104)
    418#define CLR_SD_HCXC(sd_card)		((sd_card)->sd_type &= ~SD_HCXC)
    419
    420/* MMC card */
    421#define CHK_MMC(sd_card)		(((sd_card)->sd_type & 0xFF) == \
    422					 TYPE_MMC)
    423#define CHK_MMC_26M(sd_card)		(CHK_MMC(sd_card) && \
    424					 ((sd_card)->sd_type & MMC_26M))
    425#define CHK_MMC_52M(sd_card)		(CHK_MMC(sd_card) && \
    426					 ((sd_card)->sd_type & MMC_52M))
    427#define CHK_MMC_4BIT(sd_card)		(CHK_MMC(sd_card) && \
    428					 ((sd_card)->sd_type & MMC_4BIT))
    429#define CHK_MMC_8BIT(sd_card)		(CHK_MMC(sd_card) && \
    430					 ((sd_card)->sd_type & MMC_8BIT))
    431#define CHK_MMC_SECTOR_MODE(sd_card)	(CHK_MMC(sd_card) && \
    432					 ((sd_card)->sd_type & MMC_SECTOR_MODE))
    433#define CHK_MMC_DDR52(sd_card)		(CHK_MMC(sd_card) && \
    434					 ((sd_card)->sd_type & MMC_DDR52))
    435
    436#define SET_MMC(sd_card)		((sd_card)->sd_type = TYPE_MMC)
    437#define SET_MMC_26M(sd_card)		((sd_card)->sd_type |= MMC_26M)
    438#define SET_MMC_52M(sd_card)		((sd_card)->sd_type |= MMC_52M)
    439#define SET_MMC_4BIT(sd_card)		((sd_card)->sd_type |= MMC_4BIT)
    440#define SET_MMC_8BIT(sd_card)		((sd_card)->sd_type |= MMC_8BIT)
    441#define SET_MMC_SECTOR_MODE(sd_card)	((sd_card)->sd_type |= MMC_SECTOR_MODE)
    442#define SET_MMC_DDR52(sd_card)		((sd_card)->sd_type |= MMC_DDR52)
    443
    444#define CLR_MMC_26M(sd_card)		((sd_card)->sd_type &= ~MMC_26M)
    445#define CLR_MMC_52M(sd_card)		((sd_card)->sd_type &= ~MMC_52M)
    446#define CLR_MMC_4BIT(sd_card)		((sd_card)->sd_type &= ~MMC_4BIT)
    447#define CLR_MMC_8BIT(sd_card)		((sd_card)->sd_type &= ~MMC_8BIT)
    448#define CLR_MMC_SECTOR_MODE(sd_card)	((sd_card)->sd_type &= ~MMC_SECTOR_MODE)
    449#define CLR_MMC_DDR52(sd_card)		((sd_card)->sd_type &= ~MMC_DDR52)
    450
    451#define CHK_MMC_HS(sd_card)		(CHK_MMC_52M(sd_card) && \
    452					 CHK_MMC_26M(sd_card))
    453#define CLR_MMC_HS(sd_card)			\
    454do {						\
    455	CLR_MMC_DDR52(sd_card);			\
    456	CLR_MMC_52M(sd_card);			\
    457	CLR_MMC_26M(sd_card);			\
    458} while (0)
    459
    460#define SD_SUPPORT_CLASS_TEN		0x01
    461#define SD_SUPPORT_1V8			0x02
    462
    463#define SD_SET_CLASS_TEN(sd_card)	((sd_card)->sd_setting |= \
    464					 SD_SUPPORT_CLASS_TEN)
    465#define SD_CHK_CLASS_TEN(sd_card)	((sd_card)->sd_setting & \
    466					 SD_SUPPORT_CLASS_TEN)
    467#define SD_CLR_CLASS_TEN(sd_card)	((sd_card)->sd_setting &= \
    468					 ~SD_SUPPORT_CLASS_TEN)
    469#define SD_SET_1V8(sd_card)		((sd_card)->sd_setting |= \
    470					 SD_SUPPORT_1V8)
    471#define SD_CHK_1V8(sd_card)		((sd_card)->sd_setting & \
    472					 SD_SUPPORT_1V8)
    473#define SD_CLR_1V8(sd_card)		((sd_card)->sd_setting &= \
    474					 ~SD_SUPPORT_1V8)
    475
    476struct sd_info {
    477	u16 sd_type;
    478	u8 err_code;
    479	u8 sd_data_buf_ready;
    480	u32 sd_addr;
    481	u32 capacity;
    482
    483	u8 raw_csd[16];
    484	u8 raw_scr[8];
    485
    486	/* Sequential RW */
    487	int seq_mode;
    488	enum dma_data_direction pre_dir;
    489	u32 pre_sec_addr;
    490	u16 pre_sec_cnt;
    491
    492	int cleanup_counter;
    493
    494	int sd_clock;
    495
    496	int mmc_dont_switch_bus;
    497
    498#ifdef SUPPORT_CPRM
    499	int sd_pass_thru_en;
    500	int pre_cmd_err;
    501	u8 last_rsp_type;
    502	u8 rsp[17];
    503#endif
    504
    505	u8 func_group1_mask;
    506	u8 func_group2_mask;
    507	u8 func_group3_mask;
    508	u8 func_group4_mask;
    509
    510	u8 sd_switch_fail;
    511	u8 sd_read_phase;
    512
    513#ifdef SUPPORT_SD_LOCK
    514	u8 sd_lock_status;
    515	u8 sd_erase_status;
    516	u8 sd_lock_notify;
    517#endif
    518	int need_retune;
    519};
    520
    521struct xd_delay_write_tag {
    522	u32 old_phyblock;
    523	u32 new_phyblock;
    524	u32 logblock;
    525	u8 pageoff;
    526	u8 delay_write_flag;
    527};
    528
    529struct xd_info {
    530	u8 maker_code;
    531	u8 device_code;
    532	u8 block_shift;
    533	u8 page_off;
    534	u8 addr_cycle;
    535	u16 cis_block;
    536	u8 multi_flag;
    537	u8 err_code;
    538	u32 capacity;
    539
    540	struct zone_entry *zone;
    541	int zone_cnt;
    542
    543	struct xd_delay_write_tag delay_write;
    544	int cleanup_counter;
    545
    546	int xd_clock;
    547};
    548
    549#define MODE_512_SEQ		0x01
    550#define MODE_2K_SEQ		0x02
    551
    552#define TYPE_MS			0x0000
    553#define TYPE_MSPRO		0x0001
    554
    555#define MS_4BIT			0x0100
    556#define MS_8BIT			0x0200
    557#define MS_HG			0x0400
    558#define MS_XC			0x0800
    559
    560#define HG8BIT			(MS_HG | MS_8BIT)
    561
    562#define CHK_MSPRO(ms_card)	(((ms_card)->ms_type & 0xFF) == TYPE_MSPRO)
    563#define CHK_HG8BIT(ms_card)	(CHK_MSPRO(ms_card) && \
    564				 (((ms_card)->ms_type & HG8BIT) == HG8BIT))
    565#define CHK_MSXC(ms_card)	(CHK_MSPRO(ms_card) && \
    566				 ((ms_card)->ms_type & MS_XC))
    567#define CHK_MSHG(ms_card)	(CHK_MSPRO(ms_card) && \
    568				 ((ms_card)->ms_type & MS_HG))
    569
    570#define CHK_MS8BIT(ms_card)	(((ms_card)->ms_type & MS_8BIT))
    571#define CHK_MS4BIT(ms_card)	(((ms_card)->ms_type & MS_4BIT))
    572
    573struct ms_delay_write_tag {
    574	u16 old_phyblock;
    575	u16 new_phyblock;
    576	u16 logblock;
    577	u8 pageoff;
    578	u8 delay_write_flag;
    579};
    580
    581struct ms_info {
    582	u16 ms_type;
    583	u8 block_shift;
    584	u8 page_off;
    585	u16 total_block;
    586	u16 boot_block;
    587	u32 capacity;
    588
    589	u8 check_ms_flow;
    590	u8 switch_8bit_fail;
    591	u8 err_code;
    592
    593	struct zone_entry *segment;
    594	int segment_cnt;
    595
    596	int pro_under_formatting;
    597	int format_status;
    598	u16 progress;
    599	u8 raw_sys_info[96];
    600#ifdef SUPPORT_PCGL_1P18
    601	u8 raw_model_name[48];
    602#endif
    603
    604	u8 multi_flag;
    605
    606	/* Sequential RW */
    607	u8 seq_mode;
    608	enum dma_data_direction pre_dir;
    609	u32 pre_sec_addr;
    610	u16 pre_sec_cnt;
    611	u32 total_sec_cnt;
    612
    613	struct ms_delay_write_tag delay_write;
    614
    615	int cleanup_counter;
    616
    617	int ms_clock;
    618
    619#ifdef SUPPORT_MAGIC_GATE
    620	u8 magic_gate_id[16];
    621	u8 mg_entry_num;
    622	int mg_auth;    /* flag to indicate authentication process */
    623#endif
    624};
    625
    626struct spi_info {
    627	u8 use_clk;
    628	u8 write_en;
    629	u16 clk_div;
    630	u8 err_code;
    631
    632	int spi_clock;
    633};
    634
    635/************/
    636/* LUN mode */
    637/************/
    638/* Single LUN, support xD/SD/MS */
    639#define DEFAULT_SINGLE		0
    640/* 2 LUN mode, support SD/MS */
    641#define SD_MS_2LUN		1
    642/* Single LUN, but only support SD/MS, for Barossa LQFP */
    643#define SD_MS_1LUN		2
    644
    645#define LAST_LUN_MODE		2
    646
    647/* Barossa package */
    648#define QFN		0
    649#define LQFP		1
    650
    651/******************/
    652/* sd_ctl bit map */
    653/******************/
    654/* SD push point control, bit 0, 1 */
    655#define SD_PUSH_POINT_CTL_MASK		0x03
    656#define SD_PUSH_POINT_DELAY		0x01
    657#define SD_PUSH_POINT_AUTO		0x02
    658/* SD sample point control, bit 2, 3 */
    659#define SD_SAMPLE_POINT_CTL_MASK	0x0C
    660#define SD_SAMPLE_POINT_DELAY		0x04
    661#define SD_SAMPLE_POINT_AUTO		0x08
    662/* SD DDR Tx phase set by user, bit 4 */
    663#define SD_DDR_TX_PHASE_SET_BY_USER	0x10
    664/* MMC DDR Tx phase set by user, bit 5 */
    665#define MMC_DDR_TX_PHASE_SET_BY_USER	0x20
    666/* Support MMC DDR mode, bit 6 */
    667#define SUPPORT_MMC_DDR_MODE		0x40
    668/* Reset MMC at first */
    669#define RESET_MMC_FIRST			0x80
    670
    671#define SEQ_START_CRITERIA		0x20
    672
    673/* MS Power Class En */
    674#define POWER_CLASS_2_EN		0x02
    675#define POWER_CLASS_1_EN		0x01
    676
    677#define MAX_SHOW_CNT			10
    678#define MAX_RESET_CNT			3
    679
    680#define SDIO_EXIST			0x01
    681#define SDIO_IGNORED			0x02
    682
    683#define CHK_SDIO_EXIST(chip)		((chip)->sdio_func_exist & SDIO_EXIST)
    684#define SET_SDIO_EXIST(chip)		((chip)->sdio_func_exist |= SDIO_EXIST)
    685#define CLR_SDIO_EXIST(chip)		((chip)->sdio_func_exist &= ~SDIO_EXIST)
    686
    687#define CHK_SDIO_IGNORED(chip)		((chip)->sdio_func_exist & SDIO_IGNORED)
    688#define SET_SDIO_IGNORED(chip)		((chip)->sdio_func_exist |= \
    689					 SDIO_IGNORED)
    690#define CLR_SDIO_IGNORED(chip)		((chip)->sdio_func_exist &= \
    691					 ~SDIO_IGNORED)
    692
    693struct rtsx_chip {
    694	struct rtsx_dev	*rtsx;
    695
    696	u32		int_reg; /* Bus interrupt pending register */
    697	char		max_lun;
    698	void		*context;
    699
    700	void		*host_cmds_ptr;	/* host commands buffer pointer */
    701	dma_addr_t	host_cmds_addr;
    702	int		ci;			/* Command Index */
    703
    704	void		*host_sg_tbl_ptr;	/* SG descriptor table */
    705	dma_addr_t	host_sg_tbl_addr;
    706	int		sgi;			/* SG entry index */
    707
    708	struct scsi_cmnd	*srb;			/* current srb */
    709	struct sense_data_t	sense_buffer[MAX_ALLOWED_LUN_CNT];
    710
    711	int			cur_clk;		/* current card clock */
    712
    713	/* Current accessed card */
    714	int			cur_card;
    715
    716	unsigned long	need_release;		/* need release bit map */
    717	unsigned long	need_reset;		/* need reset bit map */
    718	/*
    719	 * Flag to indicate that this card is just resumed from SS state,
    720	 * and need released before being resetted
    721	 */
    722	unsigned long		need_reinit;
    723
    724	int			rw_need_retry;
    725
    726#ifdef SUPPORT_OCP
    727	u32			ocp_int;
    728	u8			ocp_stat;
    729#endif
    730
    731	u8	card_exist;	/* card exist bit map (physical exist) */
    732	u8	card_ready;	/* card ready bit map (reset successfully) */
    733	u8	card_fail;	/* card reset fail bit map */
    734	u8	card_ejected;	/* card ejected bit map */
    735	u8	card_wp;	/* card write protected bit map */
    736
    737	u8	lun_mc;		/*
    738				 * flag to indicate whether to answer
    739				 * MediaChange
    740				 */
    741
    742#ifndef LED_AUTO_BLINK
    743	int			led_toggle_counter;
    744#endif
    745
    746	int			sd_reset_counter;
    747	int			xd_reset_counter;
    748	int			ms_reset_counter;
    749
    750	/* card bus width */
    751	u8			card_bus_width[MAX_ALLOWED_LUN_CNT];
    752	/* card capacity */
    753	u32			capacity[MAX_ALLOWED_LUN_CNT];
    754	/* read/write card function pointer */
    755	card_rw_func		rw_card[MAX_ALLOWED_LUN_CNT];
    756	/* read/write capacity, used for GPIO Toggle */
    757	u32			rw_cap[MAX_ALLOWED_LUN_CNT];
    758	/* card to lun mapping table */
    759	u8			card2lun[32];
    760	/* lun to card mapping table */
    761	u8			lun2card[MAX_ALLOWED_LUN_CNT];
    762
    763	int			rw_fail_cnt[MAX_ALLOWED_LUN_CNT];
    764
    765	int			sd_show_cnt;
    766	int			xd_show_cnt;
    767	int			ms_show_cnt;
    768
    769	/* card information */
    770	struct sd_info		sd_card;
    771	struct xd_info		xd_card;
    772	struct ms_info		ms_card;
    773
    774	struct spi_info		spi;
    775
    776	int			auto_delink_cnt;
    777	int			auto_delink_allowed;
    778
    779	int			aspm_enabled;
    780
    781	int			sdio_aspm;
    782	int			sdio_idle;
    783	int			sdio_counter;
    784	u8			sdio_raw_data[12];
    785
    786	u8			sd_io;
    787	u8			sd_int;
    788
    789	u8			rtsx_flag;
    790
    791	int			ss_counter;
    792	int			idle_counter;
    793	enum RTSX_STAT		rtsx_stat;
    794
    795	u16			vendor_id;
    796	u16			product_id;
    797	u8			ic_version;
    798
    799	int			driver_first_load;
    800
    801#ifdef HW_AUTO_SWITCH_SD_BUS
    802	int			sdio_in_charge;
    803#endif
    804
    805	u8			aspm_level[2];
    806
    807	int			chip_insert_with_sdio;
    808
    809	/* Options */
    810
    811	int adma_mode;
    812
    813	int auto_delink_en;
    814	int ss_en;
    815	u8 lun_mode;
    816	u8 aspm_l0s_l1_en;
    817
    818	int power_down_in_ss;
    819
    820	int sdr104_en;
    821	int ddr50_en;
    822	int sdr50_en;
    823
    824	int baro_pkg;
    825
    826	int asic_code;
    827	int phy_debug_mode;
    828	int hw_bypass_sd;
    829	int sdio_func_exist;
    830	int aux_pwr_exist;
    831	u8 ms_power_class_en;
    832
    833	int mspro_formatter_enable;
    834
    835	int remote_wakeup_en;
    836
    837	int ignore_sd;
    838	int use_hw_setting;
    839
    840	int ss_idle_period;
    841
    842	int dynamic_aspm;
    843
    844	int fpga_sd_sdr104_clk;
    845	int fpga_sd_ddr50_clk;
    846	int fpga_sd_sdr50_clk;
    847	int fpga_sd_hs_clk;
    848	int fpga_mmc_52m_clk;
    849	int fpga_ms_hg_clk;
    850	int fpga_ms_4bit_clk;
    851	int fpga_ms_1bit_clk;
    852
    853	int asic_sd_sdr104_clk;
    854	int asic_sd_ddr50_clk;
    855	int asic_sd_sdr50_clk;
    856	int asic_sd_hs_clk;
    857	int asic_mmc_52m_clk;
    858	int asic_ms_hg_clk;
    859	int asic_ms_4bit_clk;
    860	int asic_ms_1bit_clk;
    861
    862	u8 ssc_depth_sd_sdr104;
    863	u8 ssc_depth_sd_ddr50;
    864	u8 ssc_depth_sd_sdr50;
    865	u8 ssc_depth_sd_hs;
    866	u8 ssc_depth_mmc_52m;
    867	u8 ssc_depth_ms_hg;
    868	u8 ssc_depth_ms_4bit;
    869	u8 ssc_depth_low_speed;
    870
    871	u8 card_drive_sel;
    872	u8 sd30_drive_sel_1v8;
    873	u8 sd30_drive_sel_3v3;
    874
    875	u8 sd_400mA_ocp_thd;
    876	u8 sd_800mA_ocp_thd;
    877	u8 ms_ocp_thd;
    878
    879	int ssc_en;
    880	int msi_en;
    881
    882	int xd_timeout;
    883	int sd_timeout;
    884	int ms_timeout;
    885	int mspro_timeout;
    886
    887	int auto_power_down;
    888
    889	int sd_ddr_tx_phase;
    890	int mmc_ddr_tx_phase;
    891	int sd_default_tx_phase;
    892	int sd_default_rx_phase;
    893
    894	int pmos_pwr_on_interval;
    895	int sd_voltage_switch_delay;
    896	int s3_pwr_off_delay;
    897
    898	int force_clkreq_0;
    899	int ft2_fast_mode;
    900
    901	int do_delink_before_power_down;
    902	int polling_config;
    903	int sdio_retry_cnt;
    904
    905	int delink_stage1_step;
    906	int delink_stage2_step;
    907	int delink_stage3_step;
    908
    909	int auto_delink_in_L1;
    910	int hp_watch_bios_hotplug;
    911	int support_ms_8bit;
    912
    913	u8 blink_led;
    914	u8 phy_voltage;
    915	u8 max_payload;
    916
    917	u32 sd_speed_prior;
    918	u32 sd_current_prior;
    919	u32 sd_ctl;
    920};
    921
    922static inline struct device *rtsx_dev(const struct rtsx_chip *chip)
    923{
    924	return &chip->rtsx->pci->dev;
    925}
    926
    927#define rtsx_set_stat(chip, stat)				\
    928do {								\
    929	if ((stat) != RTSX_STAT_IDLE) {				\
    930		(chip)->idle_counter = 0;			\
    931	}							\
    932	(chip)->rtsx_stat = (enum RTSX_STAT)(stat);		\
    933} while (0)
    934#define rtsx_get_stat(chip)		((chip)->rtsx_stat)
    935#define rtsx_chk_stat(chip, stat)	((chip)->rtsx_stat == (stat))
    936
    937#define RTSX_SET_DELINK(chip)	((chip)->rtsx_flag |= 0x01)
    938#define RTSX_CLR_DELINK(chip)	((chip)->rtsx_flag &= 0xFE)
    939#define RTSX_TST_DELINK(chip)	((chip)->rtsx_flag & 0x01)
    940
    941#define CHECK_PID(chip, pid)		((chip)->product_id == (pid))
    942#define CHECK_BARO_PKG(chip, pkg)	((chip)->baro_pkg == (pkg))
    943#define CHECK_LUN_MODE(chip, mode)	((chip)->lun_mode == (mode))
    944
    945/* Power down control */
    946#define SSC_PDCTL		0x01
    947#define OC_PDCTL		0x02
    948
    949int rtsx_force_power_on(struct rtsx_chip *chip, u8 ctl);
    950int rtsx_force_power_down(struct rtsx_chip *chip, u8 ctl);
    951
    952void rtsx_enable_card_int(struct rtsx_chip *chip);
    953void rtsx_enable_bus_int(struct rtsx_chip *chip);
    954void rtsx_disable_bus_int(struct rtsx_chip *chip);
    955int rtsx_reset_chip(struct rtsx_chip *chip);
    956int rtsx_init_chip(struct rtsx_chip *chip);
    957void rtsx_release_chip(struct rtsx_chip *chip);
    958void rtsx_polling_func(struct rtsx_chip *chip);
    959void rtsx_stop_cmd(struct rtsx_chip *chip, int card);
    960int rtsx_write_register(struct rtsx_chip *chip, u16 addr, u8 mask, u8 data);
    961int rtsx_read_register(struct rtsx_chip *chip, u16 addr, u8 *data);
    962int rtsx_write_cfg_dw(struct rtsx_chip *chip,
    963		      u8 func_no, u16 addr, u32 mask, u32 val);
    964int rtsx_read_cfg_dw(struct rtsx_chip *chip, u8 func_no, u16 addr, u32 *val);
    965int rtsx_write_cfg_seq(struct rtsx_chip *chip,
    966		       u8 func, u16 addr, u8 *buf, int len);
    967int rtsx_read_cfg_seq(struct rtsx_chip *chip,
    968		      u8 func, u16 addr, u8 *buf, int len);
    969int rtsx_write_phy_register(struct rtsx_chip *chip, u8 addr, u16 val);
    970int rtsx_read_phy_register(struct rtsx_chip *chip, u8 addr, u16 *val);
    971int rtsx_read_efuse(struct rtsx_chip *chip, u8 addr, u8 *val);
    972int rtsx_write_efuse(struct rtsx_chip *chip, u8 addr, u8 val);
    973int rtsx_clr_phy_reg_bit(struct rtsx_chip *chip, u8 reg, u8 bit);
    974int rtsx_set_phy_reg_bit(struct rtsx_chip *chip, u8 reg, u8 bit);
    975void rtsx_enter_ss(struct rtsx_chip *chip);
    976void rtsx_exit_ss(struct rtsx_chip *chip);
    977int rtsx_pre_handle_interrupt(struct rtsx_chip *chip);
    978void rtsx_enter_L1(struct rtsx_chip *chip);
    979void rtsx_exit_L1(struct rtsx_chip *chip);
    980void rtsx_do_before_power_down(struct rtsx_chip *chip, int pm_stat);
    981void rtsx_enable_aspm(struct rtsx_chip *chip);
    982void rtsx_disable_aspm(struct rtsx_chip *chip);
    983int rtsx_read_ppbuf(struct rtsx_chip *chip, u8 *buf, int buf_len);
    984int rtsx_write_ppbuf(struct rtsx_chip *chip, u8 *buf, int buf_len);
    985int rtsx_check_chip_exist(struct rtsx_chip *chip);
    986
    987#endif  /* __REALTEK_RTSX_CHIP_H */