diff options
Diffstat (limited to 'drivers/scsi/ufs/ufs.h')
| -rw-r--r-- | drivers/scsi/ufs/ufs.h | 98 |
1 files changed, 55 insertions, 43 deletions
diff --git a/drivers/scsi/ufs/ufs.h b/drivers/scsi/ufs/ufs.h index ce5234555cc9..7fe25d526dbe 100644 --- a/drivers/scsi/ufs/ufs.h +++ b/drivers/scsi/ufs/ufs.h @@ -38,11 +38,13 @@ #include <linux/mutex.h> #include <linux/types.h> +#include <scsi/ufs/ufs.h> #define MAX_CDB_SIZE 16 #define GENERAL_UPIU_REQUEST_SIZE 32 #define QUERY_DESC_MAX_SIZE 255 #define QUERY_DESC_MIN_SIZE 2 +#define QUERY_DESC_HDR_SIZE 2 #define QUERY_OSF_SIZE (GENERAL_UPIU_REQUEST_SIZE - \ (sizeof(struct utp_upiu_header))) #define RESPONSE_UPIU_SENSE_DATA_LENGTH 18 @@ -72,6 +74,16 @@ enum { UFS_UPIU_RPMB_WLUN = 0xC4, }; +/** + * ufs_is_valid_unit_desc_lun - checks if the given LUN has a unit descriptor + * @lun: LU number to check + * @return: true if the lun has a matching unit descriptor, false otherwise + */ +static inline bool ufs_is_valid_unit_desc_lun(u8 lun) +{ + return lun == UFS_UPIU_RPMB_WLUN || (lun < UFS_UPIU_MAX_GENERAL_LUN); +} + /* * UFS Protocol Information Unit related definitions */ @@ -127,42 +139,13 @@ enum { UPIU_QUERY_FUNC_STANDARD_WRITE_REQUEST = 0x81, }; -/* Flag idn for Query Requests*/ -enum flag_idn { - QUERY_FLAG_IDN_FDEVICEINIT = 0x01, - QUERY_FLAG_IDN_PWR_ON_WPE = 0x03, - QUERY_FLAG_IDN_BKOPS_EN = 0x04, -}; - -/* Attribute idn for Query requests */ -enum attr_idn { - QUERY_ATTR_IDN_ACTIVE_ICC_LVL = 0x03, - QUERY_ATTR_IDN_BKOPS_STATUS = 0x05, - QUERY_ATTR_IDN_EE_CONTROL = 0x0D, - QUERY_ATTR_IDN_EE_STATUS = 0x0E, -}; - -/* Descriptor idn for Query requests */ -enum desc_idn { - QUERY_DESC_IDN_DEVICE = 0x0, - QUERY_DESC_IDN_CONFIGURAION = 0x1, - QUERY_DESC_IDN_UNIT = 0x2, - QUERY_DESC_IDN_RFU_0 = 0x3, - QUERY_DESC_IDN_INTERCONNECT = 0x4, - QUERY_DESC_IDN_STRING = 0x5, - QUERY_DESC_IDN_RFU_1 = 0x6, - QUERY_DESC_IDN_GEOMETRY = 0x7, - QUERY_DESC_IDN_POWER = 0x8, - QUERY_DESC_IDN_MAX, -}; - enum desc_header_offset { QUERY_DESC_LENGTH_OFFSET = 0x00, QUERY_DESC_DESC_TYPE_OFFSET = 0x01, }; enum ufs_desc_max_size { - QUERY_DESC_DEVICE_MAX_SIZE = 0x1F, + QUERY_DESC_DEVICE_MAX_SIZE = 0x40, QUERY_DESC_CONFIGURAION_MAX_SIZE = 0x90, QUERY_DESC_UNIT_MAX_SIZE = 0x23, QUERY_DESC_INTERCONNECT_MAX_SIZE = 0x06, @@ -173,6 +156,7 @@ enum ufs_desc_max_size { QUERY_DESC_STRING_MAX_SIZE = 0xFE, QUERY_DESC_GEOMETRY_MAZ_SIZE = 0x44, QUERY_DESC_POWER_MAX_SIZE = 0x62, + QUERY_DESC_HEALTH_MAX_SIZE = 0x25, QUERY_DESC_RFU_MAX_SIZE = 0x00, }; @@ -196,6 +180,46 @@ enum unit_desc_param { UNIT_DESC_PARAM_LARGE_UNIT_SIZE_M1 = 0x22, }; +/* Device descriptor parameters offsets in bytes*/ +enum device_desc_param { + DEVICE_DESC_PARAM_LEN = 0x0, + DEVICE_DESC_PARAM_TYPE = 0x1, + DEVICE_DESC_PARAM_DEVICE_TYPE = 0x2, + DEVICE_DESC_PARAM_DEVICE_CLASS = 0x3, + DEVICE_DESC_PARAM_DEVICE_SUB_CLASS = 0x4, + DEVICE_DESC_PARAM_PRTCL = 0x5, + DEVICE_DESC_PARAM_NUM_LU = 0x6, + DEVICE_DESC_PARAM_NUM_WLU = 0x7, + DEVICE_DESC_PARAM_BOOT_ENBL = 0x8, + DEVICE_DESC_PARAM_DESC_ACCSS_ENBL = 0x9, + DEVICE_DESC_PARAM_INIT_PWR_MODE = 0xA, + DEVICE_DESC_PARAM_HIGH_PR_LUN = 0xB, + DEVICE_DESC_PARAM_SEC_RMV_TYPE = 0xC, + DEVICE_DESC_PARAM_SEC_LU = 0xD, + DEVICE_DESC_PARAM_BKOP_TERM_LT = 0xE, + DEVICE_DESC_PARAM_ACTVE_ICC_LVL = 0xF, + DEVICE_DESC_PARAM_SPEC_VER = 0x10, + DEVICE_DESC_PARAM_MANF_DATE = 0x12, + DEVICE_DESC_PARAM_MANF_NAME = 0x14, + DEVICE_DESC_PARAM_PRDCT_NAME = 0x15, + DEVICE_DESC_PARAM_SN = 0x16, + DEVICE_DESC_PARAM_OEM_ID = 0x17, + DEVICE_DESC_PARAM_MANF_ID = 0x18, + DEVICE_DESC_PARAM_UD_OFFSET = 0x1A, + DEVICE_DESC_PARAM_UD_LEN = 0x1B, + DEVICE_DESC_PARAM_RTT_CAP = 0x1C, + DEVICE_DESC_PARAM_FRQ_RTC = 0x1D, +}; + +/* Health descriptor parameters offsets in bytes*/ +enum health_desc_param { + HEALTH_DESC_PARAM_LEN = 0x0, + HEALTH_DESC_PARAM_TYPE = 0x1, + HEALTH_DESC_PARAM_EOL_INFO = 0x2, + HEALTH_DESC_PARAM_LIFE_TIME_EST_A = 0x3, + HEALTH_DESC_PARAM_LIFE_TIME_EST_B = 0x4, +}; + /* * Logical Unit Write Protect * 00h: LU not write protected @@ -248,19 +272,6 @@ enum bkops_status { BKOPS_STATUS_MAX = BKOPS_STATUS_CRITICAL, }; -/* UTP QUERY Transaction Specific Fields OpCode */ -enum query_opcode { - UPIU_QUERY_OPCODE_NOP = 0x0, - UPIU_QUERY_OPCODE_READ_DESC = 0x1, - UPIU_QUERY_OPCODE_WRITE_DESC = 0x2, - UPIU_QUERY_OPCODE_READ_ATTR = 0x3, - UPIU_QUERY_OPCODE_WRITE_ATTR = 0x4, - UPIU_QUERY_OPCODE_READ_FLAG = 0x5, - UPIU_QUERY_OPCODE_SET_FLAG = 0x6, - UPIU_QUERY_OPCODE_CLEAR_FLAG = 0x7, - UPIU_QUERY_OPCODE_TOGGLE_FLAG = 0x8, -}; - /* Query response result code */ enum { QUERY_RESULT_SUCCESS = 0x00, @@ -470,6 +481,7 @@ struct ufs_vreg { struct regulator *reg; const char *name; bool enabled; + bool unused; int min_uV; int max_uV; int min_uA; |