lpfc 8.3.24: debugfs additions for new hardware.

diff -upNr a/drivers/scsi/lpfc/lpfc_bsg.c b/drivers/scsi/lpfc/lpfc_bsg.c
@@ -42,6 +42,7 @@
 #include "lpfc.h"
 #include "lpfc_logmsg.h"
 #include "lpfc_crtn.h"
+#include "lpfc_debugfs.h"
 #include "lpfc_vport.h"
 #include "lpfc_version.h"
 

@@ -3430,6 +3431,10 @@ lpfc_bsg_sli_cfg_read_cmd_ext(struct lpf
 				"ext_buf_cnt:%d\n", ext_buf_cnt);
 	}
 
+	/* before dma descriptor setup */
+	lpfc_idiag_mbxacc_dump_bsg_mbox(phba, nemb_tp, mbox_rd, dma_mbox,
+					sta_pre_addr, dmabuf, ext_buf_cnt);
+
 	/* reject non-embedded mailbox command with none external buffer */
 	if (ext_buf_cnt == 0) {
 		rc = -EPERM;

@@ -3477,6 +3482,10 @@ lpfc_bsg_sli_cfg_read_cmd_ext(struct lpf
 		}
 	}
 
+	/* after dma descriptor setup */
+	lpfc_idiag_mbxacc_dump_bsg_mbox(phba, nemb_tp, mbox_rd, dma_mbox,
+					sta_pos_addr, dmabuf, ext_buf_cnt);
+
 	/* construct base driver mbox command */
 	pmb = &pmboxq->u.mb;
 	pmbx = (uint8_t *)dmabuf->virt;

@@ -3591,12 +3600,20 @@ lpfc_bsg_sli_cfg_write_cmd_ext(struct lp
 				"ext_buf_cnt:%d\n", ext_buf_cnt);
 	}
 
+	/* before dma buffer descriptor setup */
+	lpfc_idiag_mbxacc_dump_bsg_mbox(phba, nemb_tp, mbox_wr, dma_mbox,
+					sta_pre_addr, dmabuf, ext_buf_cnt);
+
 	if (ext_buf_cnt == 0)
 		return -EPERM;
 
 	/* for the first external buffer */
 	lpfc_bsg_sli_cfg_dma_desc_setup(phba, nemb_tp, 0, dmabuf, dmabuf);
 
+	/* after dma descriptor setup */
+	lpfc_idiag_mbxacc_dump_bsg_mbox(phba, nemb_tp, mbox_wr, dma_mbox,
+					sta_pos_addr, dmabuf, ext_buf_cnt);
+
 	/* log for looking forward */
 	for (i = 1; i < ext_buf_cnt; i++) {
 		if (nemb_tp == nemb_mse)

@@ -3840,6 +3857,12 @@ lpfc_bsg_read_ebuf_get(struct lpfc_hba *
 	dmabuf = list_first_entry(&phba->mbox_ext_buf_ctx.ext_dmabuf_list,
 				  struct lpfc_dmabuf, list);
 	list_del_init(&dmabuf->list);
+
+	/* after dma buffer descriptor setup */
+	lpfc_idiag_mbxacc_dump_bsg_mbox(phba, phba->mbox_ext_buf_ctx.nembType,
+					mbox_rd, dma_ebuf, sta_pos_addr,
+					dmabuf, index);
+
 	pbuf = (uint8_t *)dmabuf->virt;
 	job->reply->reply_payload_rcv_len =
 		sg_copy_from_buffer(job->reply_payload.sg_list,

@@ -3916,6 +3939,11 @@ lpfc_bsg_write_ebuf_set(struct lpfc_hba 
 
 	}
 
+	/* pre write dma buffer */
+	lpfc_idiag_mbxacc_dump_bsg_mbox(phba, phba->mbox_ext_buf_ctx.nembType,
+					mbox_wr, dma_ebuf, sta_pos_addr,
+					dmabuf, index);
+
 	/* set up external buffer descriptor and add to external buffer list */
 	lpfc_bsg_sli_cfg_dma_desc_setup(phba, nemb_tp, index,
 					phba->mbox_ext_buf_ctx.mbx_dmabuf,

diff -upNr a/drivers/scsi/lpfc/lpfc_crtn.h b/drivers/scsi/lpfc/lpfc_crtn.h
@@ -371,6 +371,10 @@ extern struct lpfc_hbq_init *lpfc_hbq_de
 /* SLI4 if_type 2 externs. */
 int lpfc_sli4_alloc_resource_identifiers(struct lpfc_hba *);
 int lpfc_sli4_dealloc_resource_identifiers(struct lpfc_hba *);
+int lpfc_sli4_get_allocated_extnts(struct lpfc_hba *, uint16_t,
+				   uint16_t *, uint16_t *);
+int lpfc_sli4_get_avail_extnt_rsrc(struct lpfc_hba *, uint16_t,
+					  uint16_t *, uint16_t *);
 
 /* externs BlockGuard */
 extern char *_dump_buf_data;

@@ -436,6 +440,10 @@ void lpfc_cleanup_wt_rrqs(struct lpfc_hb
 void lpfc_cleanup_vports_rrqs(struct lpfc_vport *, struct lpfc_nodelist *);
 struct lpfc_node_rrq *lpfc_get_active_rrq(struct lpfc_vport *, uint16_t,
 	uint32_t);
+void lpfc_idiag_mbxacc_dump_bsg_mbox(struct lpfc_hba *, enum nemb_type,
+	enum mbox_type, enum dma_type, enum sta_type,
+	struct lpfc_dmabuf *, uint32_t);
+void lpfc_idiag_mbxacc_dump_issue_mbox(struct lpfc_hba *, MAILBOX_t *);
 int lpfc_wr_object(struct lpfc_hba *, struct list_head *, uint32_t, uint32_t *);
 /* functions to support SR-IOV */
 int lpfc_sli_probe_sriov_nr_virtfn(struct lpfc_hba *, int);

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diff -upNr a/drivers/scsi/lpfc/lpfc.h b/drivers/scsi/lpfc/lpfc.h
@@ -54,6 +54,8 @@ struct lpfc_sli2_slim;
 
 #define  LPFC_MAX_BUCKET_COUNT 20	/* Maximum no. of buckets for stat data
 					   collection. */
+
+#define CONFIG_SCSI_LPFC_DEBUG_FS 1;
 /*
  * Following time intervals are used of adjusting SCSI device
  * queue depths when there are driver resource error or Firmware

@@ -848,6 +850,9 @@ struct lpfc_hba {
 	struct dentry *idiag_que_info;
 	struct dentry *idiag_que_acc;
 	struct dentry *idiag_drb_acc;
+	struct dentry *idiag_ctl_acc;
+	struct dentry *idiag_mbx_acc;
+	struct dentry *idiag_ext_acc;
 #endif
 
 	/* Used for deferred freeing of ELS data buffers */

diff -upNr a/drivers/scsi/lpfc/lpfc_init.c b/drivers/scsi/lpfc/lpfc_init.c
@@ -9112,7 +9112,6 @@ lpfc_pci_probe_one_s4(struct pci_dev *pd
 
 	/* Check if there are static vports to be created. */
 	lpfc_create_static_vport(phba);
-
 	return 0;
 
 out_disable_intr:

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