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[SCSI] lpfc 8.3.19: Added support for ELS RRQ command

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Added support for ELS RRQ command

- Add new routine lpfc_set_rrq_active() to track XRI qualifier state.
- Add new module parameter lpfc_enable_rrq to control RRQ operation.
- Add logic to ELS RRQ completion handler and xri qualifier timeout
  to clear XRI qualifier state.
- Use OX_ID from XRI_ABORTED_CQE for RRQ payload.
- Tie abort and XRI_ABORTED_CQE andler to RRQ generation.

Signed-off-by: Alex Iannicelli <alex.iannicelli@emulex.com>
Signed-off-by: James Smart <james.smart@emulex.com>
Signed-off-by: James Bottomley <James.Bottomley@suse.de>
This commit is contained in:
James Smart
2010-11-20 23:11:55 -05:00
committed by James Bottomley
parent 76a95d75ed
commit 19ca760979
13 changed files with 803 additions and 20 deletions
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7
drivers/scsi/lpfc/lpfc.h
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@@ -486,7 +486,7 @@ struct lpfc_hba {
int (*lpfc_new_scsi_buf)
(struct lpfc_vport *, int);
struct lpfc_scsi_buf * (*lpfc_get_scsi_buf)
(struct lpfc_hba *);
(struct lpfc_hba *, struct lpfc_nodelist *);
int (*lpfc_scsi_prep_dma_buf)
(struct lpfc_hba *, struct lpfc_scsi_buf *);
void (*lpfc_scsi_unprep_dma_buf)
@@ -574,6 +574,7 @@ struct lpfc_hba {
#define HBA_FIP_SUPPORT 0x800 /* FIP support in HBA */
#define HBA_AER_ENABLED 0x1000 /* AER enabled with HBA */
#define HBA_DEVLOSS_TMO 0x2000 /* HBA in devloss timeout */
#define HBA_RRQ_ACTIVE 0x4000 /* process the rrq active list */
uint32_t fcp_ring_in_use; /* When polling test if intr-hndlr active*/
struct lpfc_dmabuf slim2p;
@@ -623,6 +624,7 @@ struct lpfc_hba {
/* HBA Config Parameters */
uint32_t cfg_ack0;
uint32_t cfg_enable_npiv;
uint32_t cfg_enable_rrq;
uint32_t cfg_topology;
uint32_t cfg_link_speed;
uint32_t cfg_cr_delay;
@@ -733,6 +735,7 @@ struct lpfc_hba {
uint32_t total_scsi_bufs;
struct list_head lpfc_iocb_list;
uint32_t total_iocbq_bufs;
struct list_head active_rrq_list;
spinlock_t hbalock;
/* pci_mem_pools */
@@ -745,6 +748,7 @@ struct lpfc_hba {
mempool_t *mbox_mem_pool;
mempool_t *nlp_mem_pool;
mempool_t *rrq_pool;
struct fc_host_statistics link_stats;
enum intr_type_t intr_type;
@@ -801,6 +805,7 @@ struct lpfc_hba {
unsigned long skipped_hb;
struct timer_list hb_tmofunc;
uint8_t hb_outstanding;
struct timer_list rrq_tmr;
enum hba_temp_state over_temp_state;
/* ndlp reference management */
spinlock_t ndlp_lock;