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path: root/drivers/scsi/lpfc
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Diffstat (limited to 'drivers/scsi/lpfc')
-rw-r--r--drivers/scsi/lpfc/lpfc_bsg.c12
-rw-r--r--drivers/scsi/lpfc/lpfc_els.c17
-rw-r--r--drivers/scsi/lpfc/lpfc_mbox.c15
-rw-r--r--drivers/scsi/lpfc/lpfc_nportdisc.c6
-rw-r--r--drivers/scsi/lpfc/lpfc_sli.c15
-rw-r--r--drivers/scsi/lpfc/lpfc_sli.h20
-rw-r--r--drivers/scsi/lpfc/lpfc_sli4.h5
7 files changed, 51 insertions, 39 deletions
diff --git a/drivers/scsi/lpfc/lpfc_bsg.c b/drivers/scsi/lpfc/lpfc_bsg.c
index f784dc9b602a..bfa63091902b 100644
--- a/drivers/scsi/lpfc/lpfc_bsg.c
+++ b/drivers/scsi/lpfc/lpfc_bsg.c
@@ -3376,7 +3376,7 @@ lpfc_bsg_issue_mbox_cmpl(struct lpfc_hba *phba, LPFC_MBOXQ_t *pmboxq)
unsigned long flags;
uint8_t *pmb, *pmb_buf;
- dd_data = pmboxq->context3;
+ dd_data = pmboxq->ctx_u.dd_data;
/*
* The outgoing buffer is readily referred from the dma buffer,
@@ -3553,7 +3553,7 @@ lpfc_bsg_issue_mbox_ext_handle_job(struct lpfc_hba *phba, LPFC_MBOXQ_t *pmboxq)
struct lpfc_sli_config_mbox *sli_cfg_mbx;
uint8_t *pmbx;
- dd_data = pmboxq->context3;
+ dd_data = pmboxq->ctx_u.dd_data;
/* Determine if job has been aborted */
spin_lock_irqsave(&phba->ct_ev_lock, flags);
@@ -3940,7 +3940,7 @@ lpfc_bsg_sli_cfg_read_cmd_ext(struct lpfc_hba *phba, struct bsg_job *job,
pmboxq->mbox_cmpl = lpfc_bsg_issue_read_mbox_ext_cmpl;
/* context fields to callback function */
- pmboxq->context3 = dd_data;
+ pmboxq->ctx_u.dd_data = dd_data;
dd_data->type = TYPE_MBOX;
dd_data->set_job = job;
dd_data->context_un.mbox.pmboxq = pmboxq;
@@ -4112,7 +4112,7 @@ lpfc_bsg_sli_cfg_write_cmd_ext(struct lpfc_hba *phba, struct bsg_job *job,
pmboxq->mbox_cmpl = lpfc_bsg_issue_write_mbox_ext_cmpl;
/* context fields to callback function */
- pmboxq->context3 = dd_data;
+ pmboxq->ctx_u.dd_data = dd_data;
dd_data->type = TYPE_MBOX;
dd_data->set_job = job;
dd_data->context_un.mbox.pmboxq = pmboxq;
@@ -4460,7 +4460,7 @@ lpfc_bsg_write_ebuf_set(struct lpfc_hba *phba, struct bsg_job *job,
pmboxq->mbox_cmpl = lpfc_bsg_issue_write_mbox_ext_cmpl;
/* context fields to callback function */
- pmboxq->context3 = dd_data;
+ pmboxq->ctx_u.dd_data = dd_data;
dd_data->type = TYPE_MBOX;
dd_data->set_job = job;
dd_data->context_un.mbox.pmboxq = pmboxq;
@@ -4875,7 +4875,7 @@ lpfc_bsg_issue_mbox(struct lpfc_hba *phba, struct bsg_job *job,
pmboxq->mbox_cmpl = lpfc_bsg_issue_mbox_cmpl;
/* setup context field to pass wait_queue pointer to wake function */
- pmboxq->context3 = dd_data;
+ pmboxq->ctx_u.dd_data = dd_data;
dd_data->type = TYPE_MBOX;
dd_data->set_job = job;
dd_data->context_un.mbox.pmboxq = pmboxq;
diff --git a/drivers/scsi/lpfc/lpfc_els.c b/drivers/scsi/lpfc/lpfc_els.c
index fdb0540fa492..f7c28dc73bf6 100644
--- a/drivers/scsi/lpfc/lpfc_els.c
+++ b/drivers/scsi/lpfc/lpfc_els.c
@@ -7238,7 +7238,7 @@ lpfc_get_rdp_info(struct lpfc_hba *phba, struct lpfc_rdp_context *rdp_context)
goto rdp_fail;
mbox->vport = rdp_context->ndlp->vport;
mbox->mbox_cmpl = lpfc_mbx_cmpl_rdp_page_a0;
- mbox->context3 = (struct lpfc_rdp_context *)rdp_context;
+ mbox->ctx_u.rdp = rdp_context;
rc = lpfc_sli_issue_mbox(phba, mbox, MBX_NOWAIT);
if (rc == MBX_NOT_FINISHED) {
lpfc_mbox_rsrc_cleanup(phba, mbox, MBOX_THD_UNLOCKED);
@@ -7498,9 +7498,9 @@ lpfc_els_lcb_rsp(struct lpfc_hba *phba, LPFC_MBOXQ_t *pmb)
int rc;
mb = &pmb->u.mb;
- lcb_context = (struct lpfc_lcb_context *)pmb->context3;
+ lcb_context = pmb->ctx_u.lcb;
ndlp = lcb_context->ndlp;
- pmb->context3 = NULL;
+ memset(&pmb->ctx_u, 0, sizeof(pmb->ctx_u));
pmb->ctx_buf = NULL;
shdr = (union lpfc_sli4_cfg_shdr *)
@@ -7640,7 +7640,7 @@ lpfc_sli4_set_beacon(struct lpfc_vport *vport,
lpfc_sli4_config(phba, mbox, LPFC_MBOX_SUBSYSTEM_COMMON,
LPFC_MBOX_OPCODE_SET_BEACON_CONFIG, len,
LPFC_SLI4_MBX_EMBED);
- mbox->context3 = (void *)lcb_context;
+ mbox->ctx_u.lcb = lcb_context;
mbox->vport = phba->pport;
mbox->mbox_cmpl = lpfc_els_lcb_rsp;
bf_set(lpfc_mbx_set_beacon_port_num, &mbox->u.mqe.un.beacon_config,
@@ -8637,9 +8637,9 @@ lpfc_els_rsp_rls_acc(struct lpfc_hba *phba, LPFC_MBOXQ_t *pmb)
mb = &pmb->u.mb;
ndlp = pmb->ctx_ndlp;
- rxid = (uint16_t)((unsigned long)(pmb->context3) & 0xffff);
- oxid = (uint16_t)(((unsigned long)(pmb->context3) >> 16) & 0xffff);
- pmb->context3 = NULL;
+ rxid = (uint16_t)(pmb->ctx_u.ox_rx_id & 0xffff);
+ oxid = (uint16_t)((pmb->ctx_u.ox_rx_id >> 16) & 0xffff);
+ memset(&pmb->ctx_u, 0, sizeof(pmb->ctx_u));
pmb->ctx_ndlp = NULL;
if (mb->mbxStatus) {
@@ -8743,8 +8743,7 @@ lpfc_els_rcv_rls(struct lpfc_vport *vport, struct lpfc_iocbq *cmdiocb,
mbox = mempool_alloc(phba->mbox_mem_pool, GFP_ATOMIC);
if (mbox) {
lpfc_read_lnk_stat(phba, mbox);
- mbox->context3 = (void *)((unsigned long)
- (ox_id << 16 | ctx));
+ mbox->ctx_u.ox_rx_id = ox_id << 16 | ctx;
mbox->ctx_ndlp = lpfc_nlp_get(ndlp);
if (!mbox->ctx_ndlp)
goto node_err;
diff --git a/drivers/scsi/lpfc/lpfc_mbox.c b/drivers/scsi/lpfc/lpfc_mbox.c
index eaa3f89458ec..e98f1c2b2220 100644
--- a/drivers/scsi/lpfc/lpfc_mbox.c
+++ b/drivers/scsi/lpfc/lpfc_mbox.c
@@ -1809,7 +1809,7 @@ lpfc_sli4_mbox_cmd_free(struct lpfc_hba *phba, struct lpfcMboxq *mbox)
}
/* Reinitialize the context pointers to avoid stale usage. */
mbox->ctx_buf = NULL;
- mbox->context3 = NULL;
+ memset(&mbox->ctx_u, 0, sizeof(mbox->ctx_u));
kfree(mbox->sge_array);
/* Finally, free the mailbox command itself */
mempool_free(mbox, phba->mbox_mem_pool);
@@ -2359,8 +2359,7 @@ lpfc_mbx_cmpl_rdp_link_stat(struct lpfc_hba *phba, LPFC_MBOXQ_t *mboxq)
{
MAILBOX_t *mb;
int rc = FAILURE;
- struct lpfc_rdp_context *rdp_context =
- (struct lpfc_rdp_context *)(mboxq->context3);
+ struct lpfc_rdp_context *rdp_context = mboxq->ctx_u.rdp;
mb = &mboxq->u.mb;
if (mb->mbxStatus)
@@ -2379,8 +2378,7 @@ static void
lpfc_mbx_cmpl_rdp_page_a2(struct lpfc_hba *phba, LPFC_MBOXQ_t *mbox)
{
struct lpfc_dmabuf *mp = mbox->ctx_buf;
- struct lpfc_rdp_context *rdp_context =
- (struct lpfc_rdp_context *)(mbox->context3);
+ struct lpfc_rdp_context *rdp_context = mbox->ctx_u.rdp;
if (bf_get(lpfc_mqe_status, &mbox->u.mqe))
goto error_mbox_free;
@@ -2394,7 +2392,7 @@ lpfc_mbx_cmpl_rdp_page_a2(struct lpfc_hba *phba, LPFC_MBOXQ_t *mbox)
/* Save the dma buffer for cleanup in the final completion. */
mbox->ctx_buf = mp;
mbox->mbox_cmpl = lpfc_mbx_cmpl_rdp_link_stat;
- mbox->context3 = (struct lpfc_rdp_context *)rdp_context;
+ mbox->ctx_u.rdp = rdp_context;
if (lpfc_sli_issue_mbox(phba, mbox, MBX_NOWAIT) == MBX_NOT_FINISHED)
goto error_mbox_free;
@@ -2410,8 +2408,7 @@ lpfc_mbx_cmpl_rdp_page_a0(struct lpfc_hba *phba, LPFC_MBOXQ_t *mbox)
{
int rc;
struct lpfc_dmabuf *mp = mbox->ctx_buf;
- struct lpfc_rdp_context *rdp_context =
- (struct lpfc_rdp_context *)(mbox->context3);
+ struct lpfc_rdp_context *rdp_context = mbox->ctx_u.rdp;
if (bf_get(lpfc_mqe_status, &mbox->u.mqe))
goto error;
@@ -2441,7 +2438,7 @@ lpfc_mbx_cmpl_rdp_page_a0(struct lpfc_hba *phba, LPFC_MBOXQ_t *mbox)
mbox->u.mqe.un.mem_dump_type3.addr_hi = putPaddrHigh(mp->phys);
mbox->mbox_cmpl = lpfc_mbx_cmpl_rdp_page_a2;
- mbox->context3 = (struct lpfc_rdp_context *)rdp_context;
+ mbox->ctx_u.rdp = rdp_context;
rc = lpfc_sli_issue_mbox(phba, mbox, MBX_NOWAIT);
if (rc == MBX_NOT_FINISHED)
goto error;
diff --git a/drivers/scsi/lpfc/lpfc_nportdisc.c b/drivers/scsi/lpfc/lpfc_nportdisc.c
index c6b76c3d0f70..c4172791c267 100644
--- a/drivers/scsi/lpfc/lpfc_nportdisc.c
+++ b/drivers/scsi/lpfc/lpfc_nportdisc.c
@@ -300,7 +300,7 @@ lpfc_defer_plogi_acc(struct lpfc_hba *phba, LPFC_MBOXQ_t *login_mbox)
int rc;
ndlp = login_mbox->ctx_ndlp;
- save_iocb = login_mbox->context3;
+ save_iocb = login_mbox->ctx_u.save_iocb;
if (mb->mbxStatus == MBX_SUCCESS) {
/* Now that REG_RPI completed successfully,
@@ -640,7 +640,7 @@ lpfc_rcv_plogi(struct lpfc_vport *vport, struct lpfc_nodelist *ndlp,
if (!login_mbox->ctx_ndlp)
goto out;
- login_mbox->context3 = save_iocb; /* For PLOGI ACC */
+ login_mbox->ctx_u.save_iocb = save_iocb; /* For PLOGI ACC */
spin_lock_irq(&ndlp->lock);
ndlp->nlp_flag |= (NLP_ACC_REGLOGIN | NLP_RCV_PLOGI);
@@ -682,7 +682,7 @@ lpfc_mbx_cmpl_resume_rpi(struct lpfc_hba *phba, LPFC_MBOXQ_t *mboxq)
struct lpfc_nodelist *ndlp;
uint32_t cmd;
- elsiocb = mboxq->context3;
+ elsiocb = mboxq->ctx_u.save_iocb;
ndlp = mboxq->ctx_ndlp;
vport = mboxq->vport;
cmd = elsiocb->drvrTimeout;
diff --git a/drivers/scsi/lpfc/lpfc_sli.c b/drivers/scsi/lpfc/lpfc_sli.c
index aa746cb08841..a028e008dd1e 100644
--- a/drivers/scsi/lpfc/lpfc_sli.c
+++ b/drivers/scsi/lpfc/lpfc_sli.c
@@ -2830,7 +2830,7 @@ lpfc_sli_wake_mbox_wait(struct lpfc_hba *phba, LPFC_MBOXQ_t *pmboxq)
*/
pmboxq->mbox_flag |= LPFC_MBX_WAKE;
spin_lock_irqsave(&phba->hbalock, drvr_flag);
- pmbox_done = (struct completion *)pmboxq->context3;
+ pmbox_done = pmboxq->ctx_u.mbox_wait;
if (pmbox_done)
complete(pmbox_done);
spin_unlock_irqrestore(&phba->hbalock, drvr_flag);
@@ -13262,9 +13262,9 @@ lpfc_sli_issue_mbox_wait(struct lpfc_hba *phba, LPFC_MBOXQ_t *pmboxq,
/* setup wake call as IOCB callback */
pmboxq->mbox_cmpl = lpfc_sli_wake_mbox_wait;
- /* setup context3 field to pass wait_queue pointer to wake function */
+ /* setup ctx_u field to pass wait_queue pointer to wake function */
init_completion(&mbox_done);
- pmboxq->context3 = &mbox_done;
+ pmboxq->ctx_u.mbox_wait = &mbox_done;
/* now issue the command */
retval = lpfc_sli_issue_mbox(phba, pmboxq, MBX_NOWAIT);
if (retval == MBX_BUSY || retval == MBX_SUCCESS) {
@@ -13272,7 +13272,7 @@ lpfc_sli_issue_mbox_wait(struct lpfc_hba *phba, LPFC_MBOXQ_t *pmboxq,
msecs_to_jiffies(timeout * 1000));
spin_lock_irqsave(&phba->hbalock, flag);
- pmboxq->context3 = NULL;
+ pmboxq->ctx_u.mbox_wait = NULL;
/*
* if LPFC_MBX_WAKE flag is set the mailbox is completed
* else do not free the resources.
@@ -19821,14 +19821,15 @@ lpfc_sli4_remove_rpis(struct lpfc_hba *phba)
* lpfc_sli4_resume_rpi - Remove the rpi bitmask region
* @ndlp: pointer to lpfc nodelist data structure.
* @cmpl: completion call-back.
- * @arg: data to load as MBox 'caller buffer information'
+ * @iocbq: data to load as mbox ctx_u information
*
* This routine is invoked to remove the memory region that
* provided rpi via a bitmask.
**/
int
lpfc_sli4_resume_rpi(struct lpfc_nodelist *ndlp,
- void (*cmpl)(struct lpfc_hba *, LPFC_MBOXQ_t *), void *arg)
+ void (*cmpl)(struct lpfc_hba *, LPFC_MBOXQ_t *),
+ struct lpfc_iocbq *iocbq)
{
LPFC_MBOXQ_t *mboxq;
struct lpfc_hba *phba = ndlp->phba;
@@ -19857,7 +19858,7 @@ lpfc_sli4_resume_rpi(struct lpfc_nodelist *ndlp,
lpfc_resume_rpi(mboxq, ndlp);
if (cmpl) {
mboxq->mbox_cmpl = cmpl;
- mboxq->context3 = arg;
+ mboxq->ctx_u.save_iocb = iocbq;
} else
mboxq->mbox_cmpl = lpfc_sli_def_mbox_cmpl;
mboxq->ctx_ndlp = ndlp;
diff --git a/drivers/scsi/lpfc/lpfc_sli.h b/drivers/scsi/lpfc/lpfc_sli.h
index 29fdccd689af..39f78ef291f7 100644
--- a/drivers/scsi/lpfc/lpfc_sli.h
+++ b/drivers/scsi/lpfc/lpfc_sli.h
@@ -188,9 +188,23 @@ typedef struct lpfcMboxq {
* cmds. Not a generic pointer.
* Use for storing virtual address.
*/
- void *context3; /* a generic pointer. Code must
- * accommodate the actual datatype.
- */
+
+ /* Pointers that are seldom used during mbox execution, but require
+ * a saved context.
+ */
+ union {
+ unsigned long ox_rx_id; /* Used in els_rsp_rls_acc */
+ struct lpfc_rdp_context *rdp; /* Used in get_rdp_info */
+ struct lpfc_lcb_context *lcb; /* Used in set_beacon */
+ struct completion *mbox_wait; /* Used in issue_mbox_wait */
+ struct bsg_job_data *dd_data; /* Used in bsg_issue_mbox_cmpl
+ * and
+ * bsg_issue_mbox_ext_handle_job
+ */
+ struct lpfc_iocbq *save_iocb; /* Used in defer_plogi_acc and
+ * lpfc_mbx_cmpl_resume_rpi
+ */
+ } ctx_u;
void (*mbox_cmpl) (struct lpfc_hba *, struct lpfcMboxq *);
uint8_t mbox_flag;
diff --git a/drivers/scsi/lpfc/lpfc_sli4.h b/drivers/scsi/lpfc/lpfc_sli4.h
index 2541a8fba093..37d9ead7a7c0 100644
--- a/drivers/scsi/lpfc/lpfc_sli4.h
+++ b/drivers/scsi/lpfc/lpfc_sli4.h
@@ -1118,8 +1118,9 @@ void lpfc_sli4_free_rpi(struct lpfc_hba *, int);
void lpfc_sli4_remove_rpis(struct lpfc_hba *);
void lpfc_sli4_async_event_proc(struct lpfc_hba *);
void lpfc_sli4_fcf_redisc_event_proc(struct lpfc_hba *);
-int lpfc_sli4_resume_rpi(struct lpfc_nodelist *,
- void (*)(struct lpfc_hba *, LPFC_MBOXQ_t *), void *);
+int lpfc_sli4_resume_rpi(struct lpfc_nodelist *ndlp,
+ void (*cmpl)(struct lpfc_hba *, LPFC_MBOXQ_t *),
+ struct lpfc_iocbq *iocbq);
void lpfc_sli4_els_xri_abort_event_proc(struct lpfc_hba *phba);
void lpfc_sli4_nvme_pci_offline_aborted(struct lpfc_hba *phba,
struct lpfc_io_buf *lpfc_ncmd);