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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.c38
1 files changed, 38 insertions, 0 deletions
diff --git a/drivers/scsi/lpfc/lpfc_mbox.c b/drivers/scsi/lpfc/lpfc_mbox.c
index 29fe5c17f4e..b9b451c0901 100644
--- a/drivers/scsi/lpfc/lpfc_mbox.c
+++ b/drivers/scsi/lpfc/lpfc_mbox.c
@@ -41,6 +41,44 @@
#include "lpfc_compat.h"
/**
+ * lpfc_dump_static_vport - Dump HBA's static vport information.
+ * @phba: pointer to lpfc hba data structure.
+ * @pmb: pointer to the driver internal queue element for mailbox command.
+ * @offset: offset for dumping vport info.
+ *
+ * The dump mailbox command provides a method for the device driver to obtain
+ * various types of information from the HBA device.
+ *
+ * This routine prepares the mailbox command for dumping list of static
+ * vports to be created.
+ **/
+void
+lpfc_dump_static_vport(struct lpfc_hba *phba, LPFC_MBOXQ_t *pmb,
+ uint16_t offset)
+{
+ MAILBOX_t *mb;
+ void *ctx;
+
+ mb = &pmb->u.mb;
+ ctx = pmb->context2;
+
+ /* Setup to dump vport info region */
+ memset(pmb, 0, sizeof(LPFC_MBOXQ_t));
+ mb->mbxCommand = MBX_DUMP_MEMORY;
+ mb->un.varDmp.cv = 1;
+ mb->un.varDmp.type = DMP_NV_PARAMS;
+ mb->un.varDmp.entry_index = offset;
+ mb->un.varDmp.region_id = DMP_REGION_VPORT;
+ mb->un.varDmp.word_cnt = DMP_RSP_SIZE/sizeof(uint32_t);
+ mb->un.varDmp.co = 0;
+ mb->un.varDmp.resp_offset = 0;
+ pmb->context2 = ctx;
+ mb->mbxOwner = OWN_HOST;
+
+ return;
+}
+
+/**
* lpfc_dump_mem - Prepare a mailbox command for retrieving HBA's VPD memory
* @phba: pointer to lpfc hba data structure.
* @pmb: pointer to the driver internal queue element for mailbox command.