[SCSI] lpfc 8.2.8 : Add MSI-X support

Add support for MSI-X Multi-Message interrupts. We use different vectors
for fast-path interrupts (i/o) and slow-patch interrupts (discovery, etc).

Signed-off-by: James Smart <james.smart@emulex.com>
Signed-off-by: James Bottomley <James.Bottomley@HansenPartnership.com>

1 files changed, 22 insertions, 21 deletions

diff --git a/drivers/scsi/lpfc/lpfc_crtn.h b/drivers/scsi/lpfc/lpfc_crtn.h
index 495afd06936b..7d173f4a37f5 100644
--- a/drivers/scsi/lpfc/lpfc_crtn.h
+++ b/drivers/scsi/lpfc/lpfc_crtn.h
@@ -18,7 +18,7 @@
  * included with this package.                                     *
  *******************************************************************/
 
-typedef int (*node_filter)(struct lpfc_nodelist *ndlp, void *param);
+typedef int (*node_filter)(struct lpfc_nodelist *, void *);
 
 struct fc_rport;
 void lpfc_dump_mem(struct lpfc_hba *, LPFC_MBOXQ_t *, uint16_t);
@@ -26,11 +26,11 @@ void lpfc_read_nv(struct lpfc_hba *, LPFC_MBOXQ_t *);
 void lpfc_config_async(struct lpfc_hba *, LPFC_MBOXQ_t *, uint32_t);
 
 void lpfc_heart_beat(struct lpfc_hba *, LPFC_MBOXQ_t *);
-int lpfc_read_la(struct lpfc_hba * phba, LPFC_MBOXQ_t * pmb,
-                 struct lpfc_dmabuf *mp);
+int lpfc_read_la(struct lpfc_hba *, LPFC_MBOXQ_t *, struct lpfc_dmabuf *);
 void lpfc_clear_la(struct lpfc_hba *, LPFC_MBOXQ_t *);
-void lpfc_issue_clear_la(struct lpfc_hba *phba, struct lpfc_vport *vport);
+void lpfc_issue_clear_la(struct lpfc_hba *, struct lpfc_vport *);
 void lpfc_config_link(struct lpfc_hba *, LPFC_MBOXQ_t *);
+int lpfc_config_msi(struct lpfc_hba *, LPFC_MBOXQ_t *);
 int lpfc_read_sparam(struct lpfc_hba *, LPFC_MBOXQ_t *, int);
 void lpfc_read_config(struct lpfc_hba *, LPFC_MBOXQ_t *);
 void lpfc_read_lnk_stat(struct lpfc_hba *, LPFC_MBOXQ_t *);
@@ -43,7 +43,7 @@ void lpfc_unreg_vpi(struct lpfc_hba *, uint16_t, LPFC_MBOXQ_t *);
 void lpfc_init_link(struct lpfc_hba *, LPFC_MBOXQ_t *, uint32_t, uint32_t);
 
 struct lpfc_vport *lpfc_find_vport_by_did(struct lpfc_hba *, uint32_t);
-void lpfc_cleanup_rpis(struct lpfc_vport *vport, int remove);
+void lpfc_cleanup_rpis(struct lpfc_vport *, int);
 int lpfc_linkdown(struct lpfc_hba *);
 void lpfc_port_link_failure(struct lpfc_vport *);
 void lpfc_mbx_cmpl_read_la(struct lpfc_hba *, LPFC_MBOXQ_t *);
@@ -135,7 +135,7 @@ void lpfc_ct_unsol_event(struct lpfc_hba *, struct lpfc_sli_ring *,
 int lpfc_ns_cmd(struct lpfc_vport *, int, uint8_t, uint32_t);
 int lpfc_fdmi_cmd(struct lpfc_vport *, struct lpfc_nodelist *, int);
 void lpfc_fdmi_tmo(unsigned long);
-void lpfc_fdmi_timeout_handler(struct lpfc_vport *vport);
+void lpfc_fdmi_timeout_handler(struct lpfc_vport *);
 
 int lpfc_config_port_prep(struct lpfc_hba *);
 int lpfc_config_port_post(struct lpfc_hba *);
@@ -155,6 +155,8 @@ int lpfc_sli_queue_setup(struct lpfc_hba *);
 void lpfc_handle_eratt(struct lpfc_hba *);
 void lpfc_handle_latt(struct lpfc_hba *);
 irqreturn_t lpfc_intr_handler(int, void *);
+irqreturn_t lpfc_sp_intr_handler(int, void *);
+irqreturn_t lpfc_fp_intr_handler(int, void *);
 
 void lpfc_read_rev(struct lpfc_hba *, LPFC_MBOXQ_t *);
 void lpfc_config_ring(struct lpfc_hba *, int, LPFC_MBOXQ_t *);
@@ -175,11 +177,12 @@ void lpfc_mem_free(struct lpfc_hba *);
 void lpfc_stop_vport_timers(struct lpfc_vport *);
 
 void lpfc_poll_timeout(unsigned long ptr);
-void lpfc_poll_start_timer(struct lpfc_hba * phba);
-void lpfc_sli_poll_fcp_ring(struct lpfc_hba * hba);
+void lpfc_poll_start_timer(struct lpfc_hba *);
+void lpfc_poll_eratt(unsigned long);
+void lpfc_sli_poll_fcp_ring(struct lpfc_hba *);
 struct lpfc_iocbq * lpfc_sli_get_iocbq(struct lpfc_hba *);
-void lpfc_sli_release_iocbq(struct lpfc_hba * phba, struct lpfc_iocbq * iocb);
-uint16_t lpfc_sli_next_iotag(struct lpfc_hba * phba, struct lpfc_iocbq * iocb);
+void lpfc_sli_release_iocbq(struct lpfc_hba *, struct lpfc_iocbq *);
+uint16_t lpfc_sli_next_iotag(struct lpfc_hba *, struct lpfc_iocbq *);
 
 void lpfc_reset_barrier(struct lpfc_hba * phba);
 int lpfc_sli_brdready(struct lpfc_hba *, uint32_t);
@@ -187,11 +190,13 @@ int lpfc_sli_brdkill(struct lpfc_hba *);
 int lpfc_sli_brdreset(struct lpfc_hba *);
 int lpfc_sli_brdrestart(struct lpfc_hba *);
 int lpfc_sli_hba_setup(struct lpfc_hba *);
+int lpfc_sli_config_port(struct lpfc_hba *, int);
 int lpfc_sli_host_down(struct lpfc_vport *);
 int lpfc_sli_hba_down(struct lpfc_hba *);
 int lpfc_sli_issue_mbox(struct lpfc_hba *, LPFC_MBOXQ_t *, uint32_t);
 int lpfc_sli_handle_mb_event(struct lpfc_hba *);
 int lpfc_sli_flush_mbox_queue(struct lpfc_hba *);
+int lpfc_sli_check_eratt(struct lpfc_hba *);
 int lpfc_sli_handle_slow_ring_event(struct lpfc_hba *,
                                     struct lpfc_sli_ring *, uint32_t);
 void lpfc_sli_def_mbox_cmpl(struct lpfc_hba *, LPFC_MBOXQ_t *);
@@ -227,17 +232,13 @@ struct lpfc_nodelist *lpfc_findnode_did(struct lpfc_vport *, uint32_t);
 struct lpfc_nodelist *lpfc_findnode_wwpn(struct lpfc_vport *,
                                          struct lpfc_name *);
 
-int lpfc_sli_issue_mbox_wait(struct lpfc_hba * phba, LPFC_MBOXQ_t * pmboxq,
-                             uint32_t timeout);
-
-int lpfc_sli_issue_iocb_wait(struct lpfc_hba * phba,
-                             struct lpfc_sli_ring * pring,
-                             struct lpfc_iocbq * piocb,
-                             struct lpfc_iocbq * prspiocbq,
-                             uint32_t timeout);
-void lpfc_sli_abort_fcp_cmpl(struct lpfc_hba * phba,
-                             struct lpfc_iocbq * cmdiocb,
-                             struct lpfc_iocbq * rspiocb);
+int lpfc_sli_issue_mbox_wait(struct lpfc_hba *, LPFC_MBOXQ_t *, uint32_t);
+
+int lpfc_sli_issue_iocb_wait(struct lpfc_hba *, struct lpfc_sli_ring *,
+                             struct lpfc_iocbq *, struct lpfc_iocbq *,
+                             uint32_t);
+void lpfc_sli_abort_fcp_cmpl(struct lpfc_hba *, struct lpfc_iocbq *,
+                             struct lpfc_iocbq *);
 
 void lpfc_sli_free_hbq(struct lpfc_hba *, struct hbq_dmabuf *);