diff options
Diffstat (limited to 'include/target/target_core_base.h')
| -rw-r--r-- | include/target/target_core_base.h | 97 |
1 files changed, 85 insertions, 12 deletions
diff --git a/include/target/target_core_base.h b/include/target/target_core_base.h index 45412a6afa6..9ec9864ecf3 100644 --- a/include/target/target_core_base.h +++ b/include/target/target_core_base.h @@ -37,6 +37,9 @@ /* Used by transport_send_check_condition_and_sense() */ #define SPC_SENSE_KEY_OFFSET 2 #define SPC_ADD_SENSE_LEN_OFFSET 7 +#define SPC_DESC_TYPE_OFFSET 8 +#define SPC_ADDITIONAL_DESC_LEN_OFFSET 9 +#define SPC_VALIDITY_OFFSET 10 #define SPC_ASC_KEY_OFFSET 12 #define SPC_ASCQ_KEY_OFFSET 13 #define TRANSPORT_IQN_LEN 224 @@ -112,7 +115,7 @@ /* Queue Algorithm Modifier default for restricted reordering in control mode page */ #define DA_EMULATE_REST_REORD 0 -#define SE_INQUIRY_BUF 512 +#define SE_INQUIRY_BUF 1024 #define SE_MODE_PAGE_BUF 512 #define SE_SENSE_BUF 96 @@ -159,7 +162,7 @@ enum se_cmd_flags_table { SCF_SENT_CHECK_CONDITION = 0x00000800, SCF_OVERFLOW_BIT = 0x00001000, SCF_UNDERFLOW_BIT = 0x00002000, - SCF_SENT_DELAYED_TAS = 0x00004000, + SCF_SEND_DELAYED_TAS = 0x00004000, SCF_ALUA_NON_OPTIMIZED = 0x00008000, SCF_PASSTHROUGH_SG_TO_MEM_NOALLOC = 0x00020000, SCF_ACK_KREF = 0x00040000, @@ -205,6 +208,9 @@ enum tcm_sense_reason_table { TCM_OUT_OF_RESOURCES = R(0x12), TCM_PARAMETER_LIST_LENGTH_ERROR = R(0x13), TCM_MISCOMPARE_VERIFY = R(0x14), + TCM_LOGICAL_BLOCK_GUARD_CHECK_FAILED = R(0x15), + TCM_LOGICAL_BLOCK_APP_TAG_CHECK_FAILED = R(0x16), + TCM_LOGICAL_BLOCK_REF_TAG_CHECK_FAILED = R(0x17), #undef R }; @@ -247,10 +253,28 @@ typedef enum { struct se_cmd; +struct t10_alua_lba_map_member { + struct list_head lba_map_mem_list; + int lba_map_mem_alua_state; + int lba_map_mem_alua_pg_id; +}; + +struct t10_alua_lba_map { + u64 lba_map_first_lba; + u64 lba_map_last_lba; + struct list_head lba_map_list; + struct list_head lba_map_mem_list; +}; + struct t10_alua { /* ALUA Target Port Group ID */ u16 alua_tg_pt_gps_counter; u32 alua_tg_pt_gps_count; + /* Referrals support */ + spinlock_t lba_map_lock; + u32 lba_map_segment_size; + u32 lba_map_segment_multiplier; + struct list_head lba_map_list; spinlock_t tg_pt_gps_lock; struct se_device *t10_dev; /* Used for default ALUA Target Port Group */ @@ -284,6 +308,8 @@ struct t10_alua_tg_pt_gp { u16 tg_pt_gp_id; int tg_pt_gp_valid_id; int tg_pt_gp_alua_supported_states; + int tg_pt_gp_alua_pending_state; + int tg_pt_gp_alua_previous_state; int tg_pt_gp_alua_access_status; int tg_pt_gp_alua_access_type; int tg_pt_gp_nonop_delay_msecs; @@ -291,9 +317,6 @@ struct t10_alua_tg_pt_gp { int tg_pt_gp_implicit_trans_secs; int tg_pt_gp_pref; int tg_pt_gp_write_metadata; - /* Used by struct t10_alua_tg_pt_gp->tg_pt_gp_md_buf_len */ -#define ALUA_MD_BUF_LEN 1024 - u32 tg_pt_gp_md_buf_len; u32 tg_pt_gp_members; atomic_t tg_pt_gp_alua_access_state; atomic_t tg_pt_gp_ref_cnt; @@ -303,6 +326,10 @@ struct t10_alua_tg_pt_gp { struct config_group tg_pt_gp_group; struct list_head tg_pt_gp_list; struct list_head tg_pt_gp_mem_list; + struct se_port *tg_pt_gp_alua_port; + struct se_node_acl *tg_pt_gp_alua_nacl; + struct delayed_work tg_pt_gp_transition_work; + struct completion *tg_pt_gp_transition_complete; }; struct t10_alua_tg_pt_gp_member { @@ -414,6 +441,39 @@ struct se_tmr_req { struct list_head tmr_list; }; +enum target_prot_op { + TARGET_PROT_NORMAL = 0, + TARGET_PROT_DIN_INSERT = (1 << 0), + TARGET_PROT_DOUT_INSERT = (1 << 1), + TARGET_PROT_DIN_STRIP = (1 << 2), + TARGET_PROT_DOUT_STRIP = (1 << 3), + TARGET_PROT_DIN_PASS = (1 << 4), + TARGET_PROT_DOUT_PASS = (1 << 5), +}; + +#define TARGET_PROT_ALL TARGET_PROT_DIN_INSERT | TARGET_PROT_DOUT_INSERT | \ + TARGET_PROT_DIN_STRIP | TARGET_PROT_DOUT_STRIP | \ + TARGET_PROT_DIN_PASS | TARGET_PROT_DOUT_PASS + +enum target_prot_type { + TARGET_DIF_TYPE0_PROT, + TARGET_DIF_TYPE1_PROT, + TARGET_DIF_TYPE2_PROT, + TARGET_DIF_TYPE3_PROT, +}; + +enum target_core_dif_check { + TARGET_DIF_CHECK_GUARD = 0x1 << 0, + TARGET_DIF_CHECK_APPTAG = 0x1 << 1, + TARGET_DIF_CHECK_REFTAG = 0x1 << 2, +}; + +struct se_dif_v1_tuple { + __be16 guard_tag; + __be16 app_tag; + __be32 ref_tag; +}; + struct se_cmd { /* SAM response code being sent to initiator */ u8 scsi_status; @@ -470,7 +530,6 @@ struct se_cmd { #define CMD_T_COMPLETE (1 << 2) #define CMD_T_SENT (1 << 4) #define CMD_T_STOP (1 << 5) -#define CMD_T_FAILED (1 << 6) #define CMD_T_DEV_ACTIVE (1 << 7) #define CMD_T_REQUEST_STOP (1 << 8) #define CMD_T_BUSY (1 << 9) @@ -497,14 +556,25 @@ struct se_cmd { void *priv; /* Used for lun->lun_ref counting */ - bool lun_ref_active; + int lun_ref_active; + + /* DIF related members */ + enum target_prot_op prot_op; + enum target_prot_type prot_type; + u8 prot_checks; + u32 prot_length; + u32 reftag_seed; + struct scatterlist *t_prot_sg; + unsigned int t_prot_nents; + sense_reason_t pi_err; + sector_t bad_sector; + bool prot_pto; }; struct se_ua { u8 ua_asc; u8 ua_ascq; struct se_node_acl *ua_nacl; - struct list_head ua_dev_list; struct list_head ua_nacl_list; }; @@ -517,10 +587,6 @@ struct se_node_acl { u32 acl_index; #define MAX_ACL_TAG_SIZE 64 char acl_tag[MAX_ACL_TAG_SIZE]; - u64 num_cmds; - u64 read_bytes; - u64 write_bytes; - spinlock_t stats_lock; /* Used for PR SPEC_I_PT=1 and REGISTER_AND_MOVE */ atomic_t acl_pr_ref_count; struct se_dev_entry **device_list; @@ -543,6 +609,7 @@ struct se_node_acl { struct se_session { unsigned sess_tearing_down:1; u64 sess_bin_isid; + enum target_prot_op sup_prot_ops; struct se_node_acl *se_node_acl; struct se_portal_group *se_tpg; void *fabric_sess_ptr; @@ -609,6 +676,9 @@ struct se_dev_attrib { int emulate_tpws; int emulate_caw; int emulate_3pc; + int pi_prot_format; + enum target_prot_type pi_prot_type; + enum target_prot_type hw_pi_prot_type; int enforce_pr_isids; int is_nonrot; int emulate_rest_reord; @@ -624,6 +694,7 @@ struct se_dev_attrib { u32 unmap_granularity; u32 unmap_granularity_alignment; u32 max_write_same_len; + u32 max_bytes_per_io; struct se_device *da_dev; struct config_group da_group; }; @@ -739,6 +810,8 @@ struct se_device { /* Linked list for struct se_hba struct se_device list */ struct list_head dev_list; struct se_lun xcopy_lun; + /* Protection Information */ + int prot_length; }; struct se_hba { |