diff options
Diffstat (limited to 'drivers/scsi/lpfc/lpfc_bsg.h')
| -rw-r--r-- | drivers/scsi/lpfc/lpfc_bsg.h | 191 |
1 files changed, 182 insertions, 9 deletions
diff --git a/drivers/scsi/lpfc/lpfc_bsg.h b/drivers/scsi/lpfc/lpfc_bsg.h index a2c33e7c915..c8c2b47ea88 100644 --- a/drivers/scsi/lpfc/lpfc_bsg.h +++ b/drivers/scsi/lpfc/lpfc_bsg.h @@ -24,15 +24,17 @@ * These are the vendor unique structures passed in using the bsg * FC_BSG_HST_VENDOR message code type. */ -#define LPFC_BSG_VENDOR_SET_CT_EVENT 1 -#define LPFC_BSG_VENDOR_GET_CT_EVENT 2 -#define LPFC_BSG_VENDOR_SEND_MGMT_RESP 3 -#define LPFC_BSG_VENDOR_DIAG_MODE 4 -#define LPFC_BSG_VENDOR_DIAG_TEST 5 -#define LPFC_BSG_VENDOR_GET_MGMT_REV 6 -#define LPFC_BSG_VENDOR_MBOX 7 -#define LPFC_BSG_VENDOR_MENLO_CMD 8 -#define LPFC_BSG_VENDOR_MENLO_DATA 9 +#define LPFC_BSG_VENDOR_SET_CT_EVENT 1 +#define LPFC_BSG_VENDOR_GET_CT_EVENT 2 +#define LPFC_BSG_VENDOR_SEND_MGMT_RESP 3 +#define LPFC_BSG_VENDOR_DIAG_MODE 4 +#define LPFC_BSG_VENDOR_DIAG_RUN_LOOPBACK 5 +#define LPFC_BSG_VENDOR_GET_MGMT_REV 6 +#define LPFC_BSG_VENDOR_MBOX 7 +#define LPFC_BSG_VENDOR_MENLO_CMD 8 +#define LPFC_BSG_VENDOR_MENLO_DATA 9 +#define LPFC_BSG_VENDOR_DIAG_MODE_END 10 +#define LPFC_BSG_VENDOR_LINK_DIAG_TEST 11 struct set_ct_event { uint32_t command; @@ -67,10 +69,25 @@ struct diag_mode_set { uint32_t timeout; }; +struct sli4_link_diag { + uint32_t command; + uint32_t timeout; + uint32_t test_id; + uint32_t loops; + uint32_t test_version; + uint32_t error_action; +}; + struct diag_mode_test { uint32_t command; }; +struct diag_status { + uint32_t mbox_status; + uint32_t shdr_status; + uint32_t shdr_add_status; +}; + #define LPFC_WWNN_TYPE 0 #define LPFC_WWPN_TYPE 1 @@ -92,11 +109,15 @@ struct get_mgmt_rev_reply { }; #define BSG_MBOX_SIZE 4096 /* mailbox command plus extended data */ + +/* BSG mailbox request header */ struct dfc_mbox_req { uint32_t command; uint32_t mbOffset; uint32_t inExtWLen; uint32_t outExtWLen; + uint32_t extMboxTag; + uint32_t extSeqNum; }; /* Used for menlo command or menlo data. The xri is only used for menlo data */ @@ -109,3 +130,155 @@ struct menlo_response { uint32_t xri; /* return the xri of the iocb exchange */ }; +/* + * macros and data structures for handling sli-config mailbox command + * pass-through support, this header file is shared between user and + * kernel spaces, note the set of macros are duplicates from lpfc_hw4.h, + * with macro names prefixed with bsg_, as the macros defined in + * lpfc_hw4.h are not accessible from user space. + */ + +/* Macros to deal with bit fields. Each bit field must have 3 #defines + * associated with it (_SHIFT, _MASK, and _WORD). + * EG. For a bit field that is in the 7th bit of the "field4" field of a + * structure and is 2 bits in size the following #defines must exist: + * struct temp { + * uint32_t field1; + * uint32_t field2; + * uint32_t field3; + * uint32_t field4; + * #define example_bit_field_SHIFT 7 + * #define example_bit_field_MASK 0x03 + * #define example_bit_field_WORD field4 + * uint32_t field5; + * }; + * Then the macros below may be used to get or set the value of that field. + * EG. To get the value of the bit field from the above example: + * struct temp t1; + * value = bsg_bf_get(example_bit_field, &t1); + * And then to set that bit field: + * bsg_bf_set(example_bit_field, &t1, 2); + * Or clear that bit field: + * bsg_bf_set(example_bit_field, &t1, 0); + */ +#define bsg_bf_get_le32(name, ptr) \ + ((le32_to_cpu((ptr)->name##_WORD) >> name##_SHIFT) & name##_MASK) +#define bsg_bf_get(name, ptr) \ + (((ptr)->name##_WORD >> name##_SHIFT) & name##_MASK) +#define bsg_bf_set_le32(name, ptr, value) \ + ((ptr)->name##_WORD = cpu_to_le32(((((value) & \ + name##_MASK) << name##_SHIFT) | (le32_to_cpu((ptr)->name##_WORD) & \ + ~(name##_MASK << name##_SHIFT))))) +#define bsg_bf_set(name, ptr, value) \ + ((ptr)->name##_WORD = ((((value) & name##_MASK) << name##_SHIFT) | \ + ((ptr)->name##_WORD & ~(name##_MASK << name##_SHIFT)))) + +/* + * The sli_config structure specified here is based on the following + * restriction: + * + * -- SLI_CONFIG EMB=0, carrying MSEs, will carry subcommands without + * carrying HBD. + * -- SLI_CONFIG EMB=1, not carrying MSE, will carry subcommands with or + * without carrying HBDs. + */ + +struct lpfc_sli_config_mse { + uint32_t pa_lo; + uint32_t pa_hi; + uint32_t buf_len; +#define lpfc_mbox_sli_config_mse_len_SHIFT 0 +#define lpfc_mbox_sli_config_mse_len_MASK 0xffffff +#define lpfc_mbox_sli_config_mse_len_WORD buf_len +}; + +struct lpfc_sli_config_hbd { + uint32_t buf_len; +#define lpfc_mbox_sli_config_ecmn_hbd_len_SHIFT 0 +#define lpfc_mbox_sli_config_ecmn_hbd_len_MASK 0xffffff +#define lpfc_mbox_sli_config_ecmn_hbd_len_WORD buf_len + uint32_t pa_lo; + uint32_t pa_hi; +}; + +struct lpfc_sli_config_hdr { + uint32_t word1; +#define lpfc_mbox_hdr_emb_SHIFT 0 +#define lpfc_mbox_hdr_emb_MASK 0x00000001 +#define lpfc_mbox_hdr_emb_WORD word1 +#define lpfc_mbox_hdr_mse_cnt_SHIFT 3 +#define lpfc_mbox_hdr_mse_cnt_MASK 0x0000001f +#define lpfc_mbox_hdr_mse_cnt_WORD word1 + uint32_t payload_length; + uint32_t tag_lo; + uint32_t tag_hi; + uint32_t reserved5; +}; + +struct lpfc_sli_config_emb0_subsys { + struct lpfc_sli_config_hdr sli_config_hdr; +#define LPFC_MBX_SLI_CONFIG_MAX_MSE 19 + struct lpfc_sli_config_mse mse[LPFC_MBX_SLI_CONFIG_MAX_MSE]; + uint32_t padding; + uint32_t word64; +#define lpfc_emb0_subcmnd_opcode_SHIFT 0 +#define lpfc_emb0_subcmnd_opcode_MASK 0xff +#define lpfc_emb0_subcmnd_opcode_WORD word64 +#define lpfc_emb0_subcmnd_subsys_SHIFT 8 +#define lpfc_emb0_subcmnd_subsys_MASK 0xff +#define lpfc_emb0_subcmnd_subsys_WORD word64 +/* Subsystem FCOE (0x0C) OpCodes */ +#define SLI_CONFIG_SUBSYS_FCOE 0x0C +#define FCOE_OPCODE_READ_FCF 0x08 +#define FCOE_OPCODE_ADD_FCF 0x09 +}; + +struct lpfc_sli_config_emb1_subsys { + struct lpfc_sli_config_hdr sli_config_hdr; + uint32_t word6; +#define lpfc_emb1_subcmnd_opcode_SHIFT 0 +#define lpfc_emb1_subcmnd_opcode_MASK 0xff +#define lpfc_emb1_subcmnd_opcode_WORD word6 +#define lpfc_emb1_subcmnd_subsys_SHIFT 8 +#define lpfc_emb1_subcmnd_subsys_MASK 0xff +#define lpfc_emb1_subcmnd_subsys_WORD word6 +/* Subsystem COMN (0x01) OpCodes */ +#define SLI_CONFIG_SUBSYS_COMN 0x01 +#define COMN_OPCODE_READ_OBJECT 0xAB +#define COMN_OPCODE_WRITE_OBJECT 0xAC +#define COMN_OPCODE_READ_OBJECT_LIST 0xAD +#define COMN_OPCODE_DELETE_OBJECT 0xAE + uint32_t timeout; + uint32_t request_length; + uint32_t word9; +#define lpfc_subcmnd_version_SHIFT 0 +#define lpfc_subcmnd_version_MASK 0xff +#define lpfc_subcmnd_version_WORD word9 + uint32_t word10; +#define lpfc_subcmnd_ask_rd_len_SHIFT 0 +#define lpfc_subcmnd_ask_rd_len_MASK 0xffffff +#define lpfc_subcmnd_ask_rd_len_WORD word10 + uint32_t rd_offset; + uint32_t obj_name[26]; + uint32_t hbd_count; +#define LPFC_MBX_SLI_CONFIG_MAX_HBD 8 + struct lpfc_sli_config_hbd hbd[LPFC_MBX_SLI_CONFIG_MAX_HBD]; +}; + +struct lpfc_sli_config_mbox { + uint32_t word0; +#define lpfc_mqe_status_SHIFT 16 +#define lpfc_mqe_status_MASK 0x0000FFFF +#define lpfc_mqe_status_WORD word0 +#define lpfc_mqe_command_SHIFT 8 +#define lpfc_mqe_command_MASK 0x000000FF +#define lpfc_mqe_command_WORD word0 + union { + struct lpfc_sli_config_emb0_subsys sli_config_emb0_subsys; + struct lpfc_sli_config_emb1_subsys sli_config_emb1_subsys; + } un; +}; + +/* driver only */ +#define SLI_CONFIG_NOT_HANDLED 0 +#define SLI_CONFIG_HANDLED 1 |