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path: root/drivers/scsi/lpfc/lpfc_mbox.c
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Diffstat (limited to 'drivers/scsi/lpfc/lpfc_mbox.c')
-rw-r--r--drivers/scsi/lpfc/lpfc_mbox.c111
1 files changed, 105 insertions, 6 deletions
diff --git a/drivers/scsi/lpfc/lpfc_mbox.c b/drivers/scsi/lpfc/lpfc_mbox.c
index a9afd8b94b6a..6c4dce1a30ca 100644
--- a/drivers/scsi/lpfc/lpfc_mbox.c
+++ b/drivers/scsi/lpfc/lpfc_mbox.c
@@ -1707,7 +1707,8 @@ lpfc_sli4_config(struct lpfc_hba *phba, struct lpfcMboxq *mbox,
alloc_len - sizeof(union lpfc_sli4_cfg_shdr);
}
/* The sub-header is in DMA memory, which needs endian converstion */
- lpfc_sli_pcimem_bcopy(cfg_shdr, cfg_shdr,
+ if (cfg_shdr)
+ lpfc_sli_pcimem_bcopy(cfg_shdr, cfg_shdr,
sizeof(union lpfc_sli4_cfg_shdr));
return alloc_len;
@@ -1747,6 +1748,65 @@ lpfc_sli4_mbox_opcode_get(struct lpfc_hba *phba, struct lpfcMboxq *mbox)
}
/**
+ * lpfc_sli4_mbx_read_fcf_record - Allocate and construct read fcf mbox cmd
+ * @phba: pointer to lpfc hba data structure.
+ * @fcf_index: index to fcf table.
+ *
+ * This routine routine allocates and constructs non-embedded mailbox command
+ * for reading a FCF table entry refered by @fcf_index.
+ *
+ * Return: pointer to the mailbox command constructed if successful, otherwise
+ * NULL.
+ **/
+int
+lpfc_sli4_mbx_read_fcf_record(struct lpfc_hba *phba,
+ struct lpfcMboxq *mboxq,
+ uint16_t fcf_index)
+{
+ void *virt_addr;
+ dma_addr_t phys_addr;
+ uint8_t *bytep;
+ struct lpfc_mbx_sge sge;
+ uint32_t alloc_len, req_len;
+ struct lpfc_mbx_read_fcf_tbl *read_fcf;
+
+ if (!mboxq)
+ return -ENOMEM;
+
+ req_len = sizeof(struct fcf_record) +
+ sizeof(union lpfc_sli4_cfg_shdr) + 2 * sizeof(uint32_t);
+
+ /* Set up READ_FCF SLI4_CONFIG mailbox-ioctl command */
+ alloc_len = lpfc_sli4_config(phba, mboxq, LPFC_MBOX_SUBSYSTEM_FCOE,
+ LPFC_MBOX_OPCODE_FCOE_READ_FCF_TABLE, req_len,
+ LPFC_SLI4_MBX_NEMBED);
+
+ if (alloc_len < req_len) {
+ lpfc_printf_log(phba, KERN_ERR, LOG_MBOX,
+ "0291 Allocated DMA memory size (x%x) is "
+ "less than the requested DMA memory "
+ "size (x%x)\n", alloc_len, req_len);
+ return -ENOMEM;
+ }
+
+ /* Get the first SGE entry from the non-embedded DMA memory. This
+ * routine only uses a single SGE.
+ */
+ lpfc_sli4_mbx_sge_get(mboxq, 0, &sge);
+ phys_addr = getPaddr(sge.pa_hi, sge.pa_lo);
+ virt_addr = mboxq->sge_array->addr[0];
+ read_fcf = (struct lpfc_mbx_read_fcf_tbl *)virt_addr;
+
+ /* Set up command fields */
+ bf_set(lpfc_mbx_read_fcf_tbl_indx, &read_fcf->u.request, fcf_index);
+ /* Perform necessary endian conversion */
+ bytep = virt_addr + sizeof(union lpfc_sli4_cfg_shdr);
+ lpfc_sli_pcimem_bcopy(bytep, bytep, sizeof(uint32_t));
+
+ return 0;
+}
+
+/**
* lpfc_request_features: Configure SLI4 REQUEST_FEATURES mailbox
* @mboxq: pointer to lpfc mbox command.
*
@@ -1946,13 +2006,14 @@ lpfc_reg_fcfi(struct lpfc_hba *phba, struct lpfcMboxq *mbox)
bf_set(lpfc_reg_fcfi_rq_id1, reg_fcfi, REG_FCF_INVALID_QID);
bf_set(lpfc_reg_fcfi_rq_id2, reg_fcfi, REG_FCF_INVALID_QID);
bf_set(lpfc_reg_fcfi_rq_id3, reg_fcfi, REG_FCF_INVALID_QID);
- bf_set(lpfc_reg_fcfi_info_index, reg_fcfi, phba->fcf.fcf_indx);
+ bf_set(lpfc_reg_fcfi_info_index, reg_fcfi,
+ phba->fcf.current_rec.fcf_indx);
/* reg_fcf addr mode is bit wise inverted value of fcf addr_mode */
- bf_set(lpfc_reg_fcfi_mam, reg_fcfi,
- (~phba->fcf.addr_mode) & 0x3);
- if (phba->fcf.fcf_flag & FCF_VALID_VLAN) {
+ bf_set(lpfc_reg_fcfi_mam, reg_fcfi, (~phba->fcf.addr_mode) & 0x3);
+ if (phba->fcf.current_rec.vlan_id != 0xFFFF) {
bf_set(lpfc_reg_fcfi_vv, reg_fcfi, 1);
- bf_set(lpfc_reg_fcfi_vlan_tag, reg_fcfi, phba->fcf.vlan_id);
+ bf_set(lpfc_reg_fcfi_vlan_tag, reg_fcfi,
+ phba->fcf.current_rec.vlan_id);
}
}
@@ -1992,3 +2053,41 @@ lpfc_resume_rpi(struct lpfcMboxq *mbox, struct lpfc_nodelist *ndlp)
bf_set(lpfc_resume_rpi_ii, resume_rpi, RESUME_INDEX_RPI);
resume_rpi->event_tag = ndlp->phba->fc_eventTag;
}
+
+/**
+ * lpfc_supported_pages - Initialize the PORT_CAPABILITIES supported pages
+ * mailbox command.
+ * @mbox: pointer to lpfc mbox command to initialize.
+ *
+ * The PORT_CAPABILITIES supported pages mailbox command is issued to
+ * retrieve the particular feature pages supported by the port.
+ **/
+void
+lpfc_supported_pages(struct lpfcMboxq *mbox)
+{
+ struct lpfc_mbx_supp_pages *supp_pages;
+
+ memset(mbox, 0, sizeof(*mbox));
+ supp_pages = &mbox->u.mqe.un.supp_pages;
+ bf_set(lpfc_mqe_command, &mbox->u.mqe, MBX_PORT_CAPABILITIES);
+ bf_set(cpn, supp_pages, LPFC_SUPP_PAGES);
+}
+
+/**
+ * lpfc_sli4_params - Initialize the PORT_CAPABILITIES SLI4 Params
+ * mailbox command.
+ * @mbox: pointer to lpfc mbox command to initialize.
+ *
+ * The PORT_CAPABILITIES SLI4 parameters mailbox command is issued to
+ * retrieve the particular SLI4 features supported by the port.
+ **/
+void
+lpfc_sli4_params(struct lpfcMboxq *mbox)
+{
+ struct lpfc_mbx_sli4_params *sli4_params;
+
+ memset(mbox, 0, sizeof(*mbox));
+ sli4_params = &mbox->u.mqe.un.sli4_params;
+ bf_set(lpfc_mqe_command, &mbox->u.mqe, MBX_PORT_CAPABILITIES);
+ bf_set(cpn, sli4_params, LPFC_SLI4_PARAMETERS);
+}