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path: root/drivers/scsi/lpfc/lpfc_init.c
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Diffstat (limited to 'drivers/scsi/lpfc/lpfc_init.c')
-rw-r--r--drivers/scsi/lpfc/lpfc_init.c956
1 files changed, 624 insertions, 332 deletions
diff --git a/drivers/scsi/lpfc/lpfc_init.c b/drivers/scsi/lpfc/lpfc_init.c
index dcb4ba0ecee..07bd0dcdf0d 100644
--- a/drivers/scsi/lpfc/lpfc_init.c
+++ b/drivers/scsi/lpfc/lpfc_init.c
@@ -27,6 +27,7 @@
#include <linux/kthread.h>
#include <linux/pci.h>
#include <linux/spinlock.h>
+#include <linux/ctype.h>
#include <scsi/scsi.h>
#include <scsi/scsi_device.h>
@@ -40,15 +41,20 @@
#include "lpfc.h"
#include "lpfc_logmsg.h"
#include "lpfc_crtn.h"
+#include "lpfc_vport.h"
#include "lpfc_version.h"
+#include "lpfc_vport.h"
static int lpfc_parse_vpd(struct lpfc_hba *, uint8_t *, int);
static void lpfc_get_hba_model_desc(struct lpfc_hba *, uint8_t *, uint8_t *);
static int lpfc_post_rcv_buf(struct lpfc_hba *);
static struct scsi_transport_template *lpfc_transport_template = NULL;
+static struct scsi_transport_template *lpfc_vport_transport_template = NULL;
static DEFINE_IDR(lpfc_hba_index);
+
+
/************************************************************************/
/* */
/* lpfc_config_port_prep */
@@ -61,7 +67,7 @@ static DEFINE_IDR(lpfc_hba_index);
/* */
/************************************************************************/
int
-lpfc_config_port_prep(struct lpfc_hba * phba)
+lpfc_config_port_prep(struct lpfc_hba *phba)
{
lpfc_vpd_t *vp = &phba->vpd;
int i = 0, rc;
@@ -75,12 +81,12 @@ lpfc_config_port_prep(struct lpfc_hba * phba)
pmb = mempool_alloc(phba->mbox_mem_pool, GFP_KERNEL);
if (!pmb) {
- phba->hba_state = LPFC_HBA_ERROR;
+ phba->link_state = LPFC_HBA_ERROR;
return -ENOMEM;
}
mb = &pmb->mb;
- phba->hba_state = LPFC_INIT_MBX_CMDS;
+ phba->link_state = LPFC_INIT_MBX_CMDS;
if (lpfc_is_LC_HBA(phba->pcidev->device)) {
if (init_key) {
@@ -100,9 +106,7 @@ lpfc_config_port_prep(struct lpfc_hba * phba)
rc = lpfc_sli_issue_mbox(phba, pmb, MBX_POLL);
if (rc != MBX_SUCCESS) {
- lpfc_printf_log(phba,
- KERN_ERR,
- LOG_MBOX,
+ lpfc_printf_log(phba, KERN_ERR, LOG_MBOX,
"%d:0324 Config Port initialization "
"error, mbxCmd x%x READ_NVPARM, "
"mbxStatus x%x\n",
@@ -112,16 +116,18 @@ lpfc_config_port_prep(struct lpfc_hba * phba)
return -ERESTART;
}
memcpy(phba->wwnn, (char *)mb->un.varRDnvp.nodename,
- sizeof (mb->un.varRDnvp.nodename));
+ sizeof(phba->wwnn));
+ memcpy(phba->wwpn, (char *)mb->un.varRDnvp.portname,
+ sizeof(phba->wwpn));
}
+ phba->sli3_options = 0x0;
+
/* Setup and issue mailbox READ REV command */
lpfc_read_rev(phba, pmb);
rc = lpfc_sli_issue_mbox(phba, pmb, MBX_POLL);
if (rc != MBX_SUCCESS) {
- lpfc_printf_log(phba,
- KERN_ERR,
- LOG_INIT,
+ lpfc_printf_log(phba, KERN_ERR, LOG_INIT,
"%d:0439 Adapter failed to init, mbxCmd x%x "
"READ_REV, mbxStatus x%x\n",
phba->brd_no,
@@ -130,6 +136,7 @@ lpfc_config_port_prep(struct lpfc_hba * phba)
return -ERESTART;
}
+
/*
* The value of rr must be 1 since the driver set the cv field to 1.
* This setting requires the FW to set all revision fields.
@@ -144,8 +151,12 @@ lpfc_config_port_prep(struct lpfc_hba * phba)
return -ERESTART;
}
+ if (phba->sli_rev == 3 && !mb->un.varRdRev.v3rsp)
+ return -EINVAL;
+
/* Save information as VPD data */
vp->rev.rBit = 1;
+ memcpy(&vp->sli3Feat, &mb->un.varRdRev.sli3Feat, sizeof(uint32_t));
vp->rev.sli1FwRev = mb->un.varRdRev.sli1FwRev;
memcpy(vp->rev.sli1FwName, (char*) mb->un.varRdRev.sli1FwName, 16);
vp->rev.sli2FwRev = mb->un.varRdRev.sli2FwRev;
@@ -161,6 +172,13 @@ lpfc_config_port_prep(struct lpfc_hba * phba)
vp->rev.postKernRev = mb->un.varRdRev.postKernRev;
vp->rev.opFwRev = mb->un.varRdRev.opFwRev;
+ /* If the sli feature level is less then 9, we must
+ * tear down all RPIs and VPIs on link down if NPIV
+ * is enabled.
+ */
+ if (vp->rev.feaLevelHigh < 9)
+ phba->sli3_options |= LPFC_SLI3_VPORT_TEARDOWN;
+
if (lpfc_is_LC_HBA(phba->pcidev->device))
memcpy(phba->RandomData, (char *)&mb->un.varWords[24],
sizeof (phba->RandomData));
@@ -188,7 +206,7 @@ lpfc_config_port_prep(struct lpfc_hba * phba)
if (mb->un.varDmp.word_cnt > DMP_VPD_SIZE - offset)
mb->un.varDmp.word_cnt = DMP_VPD_SIZE - offset;
lpfc_sli_pcimem_bcopy(pmb->context2, lpfc_vpd_data + offset,
- mb->un.varDmp.word_cnt);
+ mb->un.varDmp.word_cnt);
offset += mb->un.varDmp.word_cnt;
} while (mb->un.varDmp.word_cnt && offset < DMP_VPD_SIZE);
lpfc_parse_vpd(phba, lpfc_vpd_data, offset);
@@ -212,48 +230,34 @@ out_free_mbox:
/* */
/************************************************************************/
int
-lpfc_config_port_post(struct lpfc_hba * phba)
+lpfc_config_port_post(struct lpfc_hba *phba)
{
+ struct lpfc_vport *vport = phba->pport;
LPFC_MBOXQ_t *pmb;
MAILBOX_t *mb;
struct lpfc_dmabuf *mp;
struct lpfc_sli *psli = &phba->sli;
uint32_t status, timeout;
- int i, j, rc;
+ int i, j;
+ int rc;
pmb = mempool_alloc(phba->mbox_mem_pool, GFP_KERNEL);
if (!pmb) {
- phba->hba_state = LPFC_HBA_ERROR;
+ phba->link_state = LPFC_HBA_ERROR;
return -ENOMEM;
}
mb = &pmb->mb;
- lpfc_config_link(phba, pmb);
- rc = lpfc_sli_issue_mbox(phba, pmb, MBX_POLL);
- if (rc != MBX_SUCCESS) {
- lpfc_printf_log(phba,
- KERN_ERR,
- LOG_INIT,
- "%d:0447 Adapter failed init, mbxCmd x%x "
- "CONFIG_LINK mbxStatus x%x\n",
- phba->brd_no,
- mb->mbxCommand, mb->mbxStatus);
- phba->hba_state = LPFC_HBA_ERROR;
- mempool_free( pmb, phba->mbox_mem_pool);
- return -EIO;
- }
-
/* Get login parameters for NID. */
- lpfc_read_sparam(phba, pmb);
+ lpfc_read_sparam(phba, pmb, 0);
+ pmb->vport = vport;
if (lpfc_sli_issue_mbox(phba, pmb, MBX_POLL) != MBX_SUCCESS) {
- lpfc_printf_log(phba,
- KERN_ERR,
- LOG_INIT,
+ lpfc_printf_log(phba, KERN_ERR, LOG_INIT,
"%d:0448 Adapter failed init, mbxCmd x%x "
"READ_SPARM mbxStatus x%x\n",
phba->brd_no,
mb->mbxCommand, mb->mbxStatus);
- phba->hba_state = LPFC_HBA_ERROR;
+ phba->link_state = LPFC_HBA_ERROR;
mp = (struct lpfc_dmabuf *) pmb->context1;
mempool_free( pmb, phba->mbox_mem_pool);
lpfc_mbuf_free(phba, mp->virt, mp->phys);
@@ -263,25 +267,27 @@ lpfc_config_port_post(struct lpfc_hba * phba)
mp = (struct lpfc_dmabuf *) pmb->context1;
- memcpy(&phba->fc_sparam, mp->virt, sizeof (struct serv_parm));
+ memcpy(&vport->fc_sparam, mp->virt, sizeof (struct serv_parm));
lpfc_mbuf_free(phba, mp->virt, mp->phys);
kfree(mp);
pmb->context1 = NULL;
if (phba->cfg_soft_wwnn)
- u64_to_wwn(phba->cfg_soft_wwnn, phba->fc_sparam.nodeName.u.wwn);
+ u64_to_wwn(phba->cfg_soft_wwnn,
+ vport->fc_sparam.nodeName.u.wwn);
if (phba->cfg_soft_wwpn)
- u64_to_wwn(phba->cfg_soft_wwpn, phba->fc_sparam.portName.u.wwn);
- memcpy(&phba->fc_nodename, &phba->fc_sparam.nodeName,
+ u64_to_wwn(phba->cfg_soft_wwpn,
+ vport->fc_sparam.portName.u.wwn);
+ memcpy(&vport->fc_nodename, &vport->fc_sparam.nodeName,
sizeof (struct lpfc_name));
- memcpy(&phba->fc_portname, &phba->fc_sparam.portName,
+ memcpy(&vport->fc_portname, &vport->fc_sparam.portName,
sizeof (struct lpfc_name));
/* If no serial number in VPD data, use low 6 bytes of WWNN */
/* This should be consolidated into parse_vpd ? - mr */
if (phba->SerialNumber[0] == 0) {
uint8_t *outptr;
- outptr = &phba->fc_nodename.u.s.IEEE[0];
+ outptr = &vport->fc_nodename.u.s.IEEE[0];
for (i = 0; i < 12; i++) {
status = *outptr++;
j = ((status & 0xf0) >> 4);
@@ -303,15 +309,14 @@ lpfc_config_port_post(struct lpfc_hba * phba)
}
lpfc_read_config(phba, pmb);
+ pmb->vport = vport;
if (lpfc_sli_issue_mbox(phba, pmb, MBX_POLL) != MBX_SUCCESS) {
- lpfc_printf_log(phba,
- KERN_ERR,
- LOG_INIT,
+ lpfc_printf_log(phba, KERN_ERR, LOG_INIT,
"%d:0453 Adapter failed to init, mbxCmd x%x "
"READ_CONFIG, mbxStatus x%x\n",
phba->brd_no,
mb->mbxCommand, mb->mbxStatus);
- phba->hba_state = LPFC_HBA_ERROR;
+ phba->link_state = LPFC_HBA_ERROR;
mempool_free( pmb, phba->mbox_mem_pool);
return -EIO;
}
@@ -338,9 +343,7 @@ lpfc_config_port_post(struct lpfc_hba * phba)
|| ((phba->cfg_link_speed == LINK_SPEED_10G)
&& !(phba->lmt & LMT_10Gb))) {
/* Reset link speed to auto */
- lpfc_printf_log(phba,
- KERN_WARNING,
- LOG_LINK_EVENT,
+ lpfc_printf_log(phba, KERN_WARNING, LOG_LINK_EVENT,
"%d:1302 Invalid speed for this board: "
"Reset link speed to auto: x%x\n",
phba->brd_no,
@@ -348,7 +351,7 @@ lpfc_config_port_post(struct lpfc_hba * phba)
phba->cfg_link_speed = LINK_SPEED_AUTO;
}
- phba->hba_state = LPFC_LINK_DOWN;
+ phba->link_state = LPFC_LINK_DOWN;
/* Only process IOCBs on ring 0 till hba_state is READY */
if (psli->ring[psli->extra_ring].cmdringaddr)
@@ -359,10 +362,11 @@ lpfc_config_port_post(struct lpfc_hba * phba)
psli->ring[psli->next_ring].flag |= LPFC_STOP_IOCB_EVENT;
/* Post receive buffers for desired rings */
- lpfc_post_rcv_buf(phba);
+ if (phba->sli_rev != 3)
+ lpfc_post_rcv_buf(phba);
/* Enable appropriate host interrupts */
- spin_lock_irq(phba->host->host_lock);
+ spin_lock_irq(&phba->hbalock);
status = readl(phba->HCregaddr);
status |= HC_MBINT_ENA | HC_ERINT_ENA | HC_LAINT_ENA;
if (psli->num_rings > 0)
@@ -380,22 +384,24 @@ lpfc_config_port_post(struct lpfc_hba * phba)
writel(status, phba->HCregaddr);
readl(phba->HCregaddr); /* flush */
- spin_unlock_irq(phba->host->host_lock);
+ spin_unlock_irq(&phba->hbalock);
/*
* Setup the ring 0 (els) timeout handler
*/
timeout = phba->fc_ratov << 1;
- mod_timer(&phba->els_tmofunc, jiffies + HZ * timeout);
+ mod_timer(&vport->els_tmofunc, jiffies + HZ * timeout);
+ mod_timer(&phba->hb_tmofunc, jiffies + HZ * LPFC_HB_MBOX_INTERVAL);
+ phba->hb_outstanding = 0;
+ phba->last_completion_time = jiffies;
lpfc_init_link(phba, pmb, phba->cfg_topology, phba->cfg_link_speed);
pmb->mbox_cmpl = lpfc_sli_def_mbox_cmpl;
+ pmb->vport = vport;
rc = lpfc_sli_issue_mbox(phba, pmb, MBX_NOWAIT);
lpfc_set_loopback_flag(phba);
if (rc != MBX_SUCCESS) {
- lpfc_printf_log(phba,
- KERN_ERR,
- LOG_INIT,
+ lpfc_printf_log(phba, KERN_ERR, LOG_INIT,
"%d:0454 Adapter failed to init, mbxCmd x%x "
"INIT_LINK, mbxStatus x%x\n",
phba->brd_no,
@@ -408,7 +414,7 @@ lpfc_config_port_post(struct lpfc_hba * phba)
writel(0xffffffff, phba->HAregaddr);
readl(phba->HAregaddr); /* flush */
- phba->hba_state = LPFC_HBA_ERROR;
+ phba->link_state = LPFC_HBA_ERROR;
if (rc != MBX_BUSY)
mempool_free(pmb, phba->mbox_mem_pool);
return -EIO;
@@ -429,18 +435,19 @@ lpfc_config_port_post(struct lpfc_hba * phba)
/* */
/************************************************************************/
int
-lpfc_hba_down_prep(struct lpfc_hba * phba)
+lpfc_hba_down_prep(struct lpfc_hba *phba)
{
+ struct lpfc_vport *vport = phba->pport;
+
/* Disable interrupts */
writel(0, phba->HCregaddr);
readl(phba->HCregaddr); /* flush */
- /* Cleanup potential discovery resources */
- lpfc_els_flush_rscn(phba);
- lpfc_els_flush_cmd(phba);
- lpfc_disc_flush_list(phba);
+ list_for_each_entry(vport, &phba->port_list, listentry) {
+ lpfc_cleanup_discovery_resources(vport);
+ }
- return (0);
+ return 0;
}
/************************************************************************/
@@ -453,20 +460,24 @@ lpfc_hba_down_prep(struct lpfc_hba * phba)
/* */
/************************************************************************/
int
-lpfc_hba_down_post(struct lpfc_hba * phba)
+lpfc_hba_down_post(struct lpfc_hba *phba)
{
struct lpfc_sli *psli = &phba->sli;
struct lpfc_sli_ring *pring;
struct lpfc_dmabuf *mp, *next_mp;
int i;
- /* Cleanup preposted buffers on the ELS ring */
- pring = &psli->ring[LPFC_ELS_RING];
- list_for_each_entry_safe(mp, next_mp, &pring->postbufq, list) {
- list_del(&mp->list);
- pring->postbufq_cnt--;
- lpfc_mbuf_free(phba, mp->virt, mp->phys);
- kfree(mp);
+ if (phba->sli3_options & LPFC_SLI3_HBQ_ENABLED)
+ lpfc_sli_hbqbuf_free_all(phba);
+ else {
+ /* Cleanup preposted buffers on the ELS ring */
+ pring = &psli->ring[LPFC_ELS_RING];
+ list_for_each_entry_safe(mp, next_mp, &pring->postbufq, list) {
+ list_del(&mp->list);
+ pring->postbufq_cnt--;
+ lpfc_mbuf_free(phba, mp->virt, mp->phys);
+ kfree(mp);
+ }
}
for (i = 0; i < psli->num_rings; i++) {
@@ -477,6 +488,119 @@ lpfc_hba_down_post(struct lpfc_hba * phba)
return 0;
}
+/* HBA heart beat timeout handler */
+void
+lpfc_hb_timeout(unsigned long ptr)
+{
+ struct lpfc_hba *phba;
+ unsigned long iflag;
+
+ phba = (struct lpfc_hba *)ptr;
+ spin_lock_irqsave(&phba->pport->work_port_lock, iflag);
+ if (!(phba->pport->work_port_events & WORKER_HB_TMO))
+ phba->pport->work_port_events |= WORKER_HB_TMO;
+ spin_unlock_irqrestore(&phba->pport->work_port_lock, iflag);
+
+ if (phba->work_wait)
+ wake_up(phba->work_wait);
+ return;
+}
+
+static void
+lpfc_hb_mbox_cmpl(struct lpfc_hba * phba, LPFC_MBOXQ_t * pmboxq)
+{
+ unsigned long drvr_flag;
+
+ spin_lock_irqsave(&phba->hbalock, drvr_flag);
+ phba->hb_outstanding = 0;
+ spin_unlock_irqrestore(&phba->hbalock, drvr_flag);
+
+ mempool_free(pmboxq, phba->mbox_mem_pool);
+ if (!(phba->pport->fc_flag & FC_OFFLINE_MODE) &&
+ !(phba->link_state == LPFC_HBA_ERROR) &&
+ !(phba->pport->fc_flag & FC_UNLOADING))
+ mod_timer(&phba->hb_tmofunc,
+ jiffies + HZ * LPFC_HB_MBOX_INTERVAL);
+ return;
+}
+
+void
+lpfc_hb_timeout_handler(struct lpfc_hba *phba)
+{
+ LPFC_MBOXQ_t *pmboxq;
+ int retval;
+ struct lpfc_sli *psli = &phba->sli;
+
+ if ((phba->link_state == LPFC_HBA_ERROR) ||
+ (phba->pport->fc_flag & FC_UNLOADING) ||
+ (phba->pport->fc_flag & FC_OFFLINE_MODE))
+ return;
+
+ spin_lock_irq(&phba->pport->work_port_lock);
+ /* If the timer is already canceled do nothing */
+ if (!(phba->pport->work_port_events & WORKER_HB_TMO)) {
+ spin_unlock_irq(&phba->pport->work_port_lock);
+ return;
+ }
+
+ if (time_after(phba->last_completion_time + LPFC_HB_MBOX_INTERVAL * HZ,
+ jiffies)) {
+ spin_unlock_irq(&phba->pport->work_port_lock);
+ if (!phba->hb_outstanding)
+ mod_timer(&phba->hb_tmofunc,
+ jiffies + HZ * LPFC_HB_MBOX_INTERVAL);
+ else
+ mod_timer(&phba->hb_tmofunc,
+ jiffies + HZ * LPFC_HB_MBOX_TIMEOUT);
+ return;
+ }
+ spin_unlock_irq(&phba->pport->work_port_lock);
+
+ /* If there is no heart beat outstanding, issue a heartbeat command */
+ if (!phba->hb_outstanding) {
+ pmboxq = mempool_alloc(phba->mbox_mem_pool,GFP_KERNEL);
+ if (!pmboxq) {
+ mod_timer(&phba->hb_tmofunc,
+ jiffies + HZ * LPFC_HB_MBOX_INTERVAL);
+ return;
+ }
+
+ lpfc_heart_beat(phba, pmboxq);
+ pmboxq->mbox_cmpl = lpfc_hb_mbox_cmpl;
+ pmboxq->vport = phba->pport;
+ retval = lpfc_sli_issue_mbox(phba, pmboxq, MBX_NOWAIT);
+
+ if (retval != MBX_BUSY && retval != MBX_SUCCESS) {
+ mempool_free(pmboxq, phba->mbox_mem_pool);
+ mod_timer(&phba->hb_tmofunc,
+ jiffies + HZ * LPFC_HB_MBOX_INTERVAL);
+ return;
+ }
+ mod_timer(&phba->hb_tmofunc,
+ jiffies + HZ * LPFC_HB_MBOX_TIMEOUT);
+ phba->hb_outstanding = 1;
+ return;
+ } else {
+ /*
+ * If heart beat timeout called with hb_outstanding set we
+ * need to take the HBA offline.
+ */
+ lpfc_printf_log(phba, KERN_ERR, LOG_INIT,
+ "%d:0459 Adapter heartbeat failure, taking "
+ "this port offline.\n", phba->brd_no);
+
+ spin_lock_irq(&phba->hbalock);
+ psli->sli_flag &= ~LPFC_SLI2_ACTIVE;
+ spin_unlock_irq(&phba->hbalock);
+
+ lpfc_offline_prep(phba);
+ lpfc_offline(phba);
+ lpfc_unblock_mgmt_io(phba);
+ phba->link_state = LPFC_HBA_ERROR;
+ lpfc_hba_down_post(phba);
+ }
+}
+
/************************************************************************/
/* */
/* lpfc_handle_eratt */
@@ -486,11 +610,15 @@ lpfc_hba_down_post(struct lpfc_hba * phba)
/* */
/************************************************************************/
void
-lpfc_handle_eratt(struct lpfc_hba * phba)
+lpfc_handle_eratt(struct lpfc_hba *phba)
{
- struct lpfc_sli *psli = &phba->sli;
+ struct lpfc_vport *vport = phba->pport;
+ struct lpfc_sli *psli = &phba->sli;
struct lpfc_sli_ring *pring;
+ struct lpfc_vport *port_iterator;
uint32_t event_data;
+ struct Scsi_Host *shost;
+
/* If the pci channel is offline, ignore possible errors,
* since we cannot communicate with the pci card anyway. */
if (pci_channel_offline(phba->pcidev))
@@ -504,10 +632,17 @@ lpfc_handle_eratt(struct lpfc_hba * phba)
"Data: x%x x%x x%x\n",
phba->brd_no, phba->work_hs,
phba->work_status[0], phba->work_status[1]);
- spin_lock_irq(phba->host->host_lock);
- phba->fc_flag |= FC_ESTABLISH_LINK;
+ list_for_each_entry(port_iterator, &phba->port_list,
+ listentry) {
+ shost = lpfc_shost_from_vport(port_iterator);
+
+ spin_lock_irq(shost->host_lock);
+ port_iterator->fc_flag |= FC_ESTABLISH_LINK;
+ spin_unlock_irq(shost->host_lock);
+ }
+ spin_lock_irq(&phba->hbalock);
psli->sli_flag &= ~LPFC_SLI2_ACTIVE;
- spin_unlock_irq(phba->host->host_lock);
+ spin_unlock_irq(&phba->hbalock);
/*
* Firmware stops when it triggled erratt with HS_FFER6.
@@ -544,15 +679,18 @@ lpfc_handle_eratt(struct lpfc_hba * phba)
phba->work_status[0], phba->work_status[1]);
event_data = FC_REG_DUMP_EVENT;
- fc_host_post_vendor_event(phba->host, fc_get_event_number(),
+ shost = lpfc_shost_from_vport(vport);
+ fc_host_post_vendor_event(shost, fc_get_event_number(),
sizeof(event_data), (char *) &event_data,
SCSI_NL_VID_TYPE_PCI | PCI_VENDOR_ID_EMULEX);
+ spin_lock_irq(&phba->hbalock);
psli->sli_flag &= ~LPFC_SLI2_ACTIVE;
+ spin_unlock_irq(&phba->hbalock);
lpfc_offline_prep(phba);
lpfc_offline(phba);
lpfc_unblock_mgmt_io(phba);
- phba->hba_state = LPFC_HBA_ERROR;
+ phba->link_state = LPFC_HBA_ERROR;
lpfc_hba_down_post(phba);
}
}
@@ -566,9 +704,11 @@ lpfc_handle_eratt(struct lpfc_hba * phba)
/* */
/************************************************************************/
void
-lpfc_handle_latt(struct lpfc_hba * phba)
+lpfc_handle_latt(struct lpfc_hba *phba)
{
- struct lpfc_sli *psli = &phba->sli;
+ struct lpfc_vport *vport = phba->pport;
+ struct lpfc_sli *psli = &phba->sli;
+ struct lpfc_vport *port_iterator;
LPFC_MBOXQ_t *pmb;
volatile uint32_t control;
struct lpfc_dmabuf *mp;
@@ -589,20 +729,22 @@ lpfc_handle_latt(struct lpfc_hba * phba)
rc = -EIO;
/* Cleanup any outstanding ELS commands */
- lpfc_els_flush_cmd(phba);
+ list_for_each_entry(port_iterator, &phba->port_list, listentry)
+ lpfc_els_flush_cmd(port_iterator);
psli->slistat.link_event++;
lpfc_read_la(phba, pmb, mp);
pmb->mbox_cmpl = lpfc_mbx_cmpl_read_la;
+ pmb->vport = vport;
rc = lpfc_sli_issue_mbox (phba, pmb, (MBX_NOWAIT | MBX_STOP_IOCB));
if (rc == MBX_NOT_FINISHED)
goto lpfc_handle_latt_free_mbuf;
/* Clear Link Attention in HA REG */
- spin_lock_irq(phba->host->host_lock);
+ spin_lock_irq(&phba->hbalock);
writel(HA_LATT, phba->HAregaddr);
readl(phba->HAregaddr); /* flush */
- spin_unlock_irq(phba->host->host_lock);
+ spin_unlock_irq(&phba->hbalock);
return;
@@ -614,7 +756,7 @@ lpfc_handle_latt_free_pmb:
mempool_free(pmb, phba->mbox_mem_pool);
lpfc_handle_latt_err_exit:
/* Enable Link attention interrupts */
- spin_lock_irq(phba->host->host_lock);
+ spin_lock_irq(&phba->hbalock);
psli->sli_flag |= LPFC_PROCESS_LA;
control = readl(phba->HCregaddr);
control |= HC_LAINT_ENA;
@@ -624,15 +766,13 @@ lpfc_handle_latt_err_exit:
/* Clear Link Attention in HA REG */
writel(HA_LATT, phba->HAregaddr);
readl(phba->HAregaddr); /* flush */
- spin_unlock_irq(phba->host->host_lock);
+ spin_unlock_irq(&phba->hbalock);
lpfc_linkdown(phba);
- phba->hba_state = LPFC_HBA_ERROR;
+ phba->link_state = LPFC_HBA_ERROR;
/* The other case is an error from issue_mbox */
if (rc == -ENOMEM)
- lpfc_printf_log(phba,
- KERN_WARNING,
- LOG_MBOX,
+ lpfc_printf_log(phba, KERN_WARNING, LOG_MBOX,
"%d:0300 READ_LA: no buffers\n",
phba->brd_no);
@@ -646,7 +786,7 @@ lpfc_handle_latt_err_exit:
/* */
/************************************************************************/
static int
-lpfc_parse_vpd(struct lpfc_hba * phba, uint8_t * vpd, int len)
+lpfc_parse_vpd(struct lpfc_hba *phba, uint8_t *vpd, int len)
{
uint8_t lenlo, lenhi;
int Length;
@@ -658,9 +798,7 @@ lpfc_parse_vpd(struct lpfc_hba * phba, uint8_t * vpd, int len)
return 0;
/* Vital Product */
- lpfc_printf_log(phba,
- KERN_INFO,
- LOG_INIT,
+ lpfc_printf_log(phba, KERN_INFO, LOG_INIT,
"%d:0455 Vital Product Data: x%x x%x x%x x%x\n",
phba->brd_no,
(uint32_t) vpd[0], (uint32_t) vpd[1], (uint32_t) vpd[2],
@@ -785,7 +923,7 @@ lpfc_parse_vpd(struct lpfc_hba * phba, uint8_t * vpd, int len)
}
static void
-lpfc_get_hba_model_desc(struct lpfc_hba * phba, uint8_t * mdp, uint8_t * descp)
+lpfc_get_hba_model_desc(struct lpfc_hba *phba, uint8_t *mdp, uint8_t *descp)
{
lpfc_vpd_t *vp;
uint16_t dev_id = phba->pcidev->device;
@@ -943,7 +1081,7 @@ lpfc_get_hba_model_desc(struct lpfc_hba * phba, uint8_t * mdp, uint8_t * descp)
/* Returns the number of buffers NOT posted. */
/**************************************************/
int
-lpfc_post_buffer(struct lpfc_hba * phba, struct lpfc_sli_ring * pring, int cnt,
+lpfc_post_buffer(struct lpfc_hba *phba, struct lpfc_sli_ring *pring, int cnt,
int type)
{
IOCB_t *icmd;
@@ -955,9 +1093,7 @@ lpfc_post_buffer(struct lpfc_hba * phba, struct lpfc_sli_ring * pring, int cnt,
/* While there are buffers to post */
while (cnt > 0) {
/* Allocate buffer for command iocb */
- spin_lock_irq(phba->host->host_lock);
iocb = lpfc_sli_get_iocbq(phba);
- spin_unlock_irq(phba->host->host_lock);
if (iocb == NULL) {
pring->missbufcnt = cnt;
return cnt;
@@ -972,9 +1108,7 @@ lpfc_post_buffer(struct lpfc_hba * phba, struct lpfc_sli_ring * pring, int cnt,
&mp1->phys);
if (mp1 == 0 || mp1->virt == 0) {
kfree(mp1);
- spin_lock_irq(phba->host->host_lock);
lpfc_sli_release_iocbq(phba, iocb);
- spin_unlock_irq(phba->host->host_lock);
pring->missbufcnt = cnt;
return cnt;
}
@@ -990,9 +1124,7 @@ lpfc_post_buffer(struct lpfc_hba * phba, struct lpfc_sli_ring * pring, int cnt,
kfree(mp2);
lpfc_mbuf_free(phba, mp1->virt, mp1->phys);
kfree(mp1);
- spin_lock_irq(phba->host->host_lock);
lpfc_sli_release_iocbq(phba, iocb);
- spin_unlock_irq(phba->host->host_lock);
pring->missbufcnt = cnt;
return cnt;
}
@@ -1018,7 +1150,6 @@ lpfc_post_buffer(struct lpfc_hba * phba, struct lpfc_sli_ring * pring, int cnt,
icmd->ulpCommand = CMD_QUE_RING_BUF64_CN;
icmd->ulpLe = 1;
- spin_lock_irq(phba->host->host_lock);
if (lpfc_sli_issue_iocb(phba, pring, iocb, 0) == IOCB_ERROR) {
lpfc_mbuf_free(phba, mp1->virt, mp1->phys);
kfree(mp1);
@@ -1030,14 +1161,11 @@ lpfc_post_buffer(struct lpfc_hba * phba, struct lpfc_sli_ring * pring, int cnt,
}
lpfc_sli_release_iocbq(phba, iocb);
pring->missbufcnt = cnt;
- spin_unlock_irq(phba->host->host_lock);
return cnt;
}
- spin_unlock_irq(phba->host->host_lock);
lpfc_sli_ringpostbuf_put(phba, pring, mp1);
- if (mp2) {
+ if (mp2)
lpfc_sli_ringpostbuf_put(phba, pring, mp2);
- }
}
pring->missbufcnt = 0;
return 0;
@@ -1050,7 +1178,7 @@ lpfc_post_buffer(struct lpfc_hba * phba, struct lpfc_sli_ring * pring, int cnt,
/* */
/************************************************************************/
static int
-lpfc_post_rcv_buf(struct lpfc_hba * phba)
+lpfc_post_rcv_buf(struct lpfc_hba *phba)
{
struct lpfc_sli *psli = &phba->sli;
@@ -1151,7 +1279,7 @@ lpfc_hba_init(struct lpfc_hba *phba, uint32_t *hbainit)
{
int t;
uint32_t *HashWorking;
- uint32_t *pwwnn = phba->wwnn;
+ uint32_t *pwwnn = (uint32_t *) phba->wwnn;
HashWorking = kmalloc(80 * sizeof(uint32_t), GFP_KERNEL);
if (!HashWorking)
@@ -1170,64 +1298,76 @@ lpfc_hba_init(struct lpfc_hba *phba, uint32_t *hbainit)
}
static void
-lpfc_cleanup(struct lpfc_hba * phba)
+lpfc_cleanup(struct lpfc_vport *vport)
{
struct lpfc_nodelist *ndlp, *next_ndlp;
/* clean up phba - lpfc specific */
- lpfc_can_disctmo(phba);
- list_for_each_entry_safe(ndlp, next_ndlp, &phba->fc_nodes, nlp_listp)
+ lpfc_can_disctmo(vport);
+ list_for_each_entry_safe(ndlp, next_ndlp, &vport->fc_nodes, nlp_listp)
lpfc_nlp_put(ndlp);
-
- INIT_LIST_HEAD(&phba->fc_nodes);
-
return;
}
static void
lpfc_establish_link_tmo(unsigned long ptr)
{
- struct lpfc_hba *phba = (struct lpfc_hba *)ptr;
+ struct lpfc_hba *phba = (struct lpfc_hba *) ptr;
+ struct lpfc_vport *vport = phba->pport;
unsigned long iflag;
-
/* Re-establishing Link, timer expired */
lpfc_printf_log(phba, KERN_ERR, LOG_LINK_EVENT,
"%d:1300 Re-establishing Link, timer expired "
"Data: x%x x%x\n",
- phba->brd_no, phba->fc_flag, phba->hba_state);
- spin_lock_irqsave(phba->host->host_lock, iflag);
- phba->fc_flag &= ~FC_ESTABLISH_LINK;
- spin_unlock_irqrestore(phba->host->host_lock, iflag);
+ phba->brd_no, vport->fc_flag,
+ vport->port_state);
+ list_for_each_entry(vport, &phba->port_list, listentry) {
+ struct Scsi_Host *shost = lpfc_shost_from_vport(vport);
+
+ spin_lock_irqsave(shost->host_lock, iflag);
+ vport->fc_flag &= ~FC_ESTABLISH_LINK;
+ spin_unlock_irqrestore(shost->host_lock, iflag);
+ }
}
-static int
-lpfc_stop_timer(struct lpfc_hba * phba)
+void
+lpfc_stop_vport_timers(struct lpfc_vport *vport)
{
- struct lpfc_sli *psli = &phba->sli;
+ del_timer_sync(&vport->els_tmofunc);
+ del_timer_sync(&vport->fc_fdmitmo);
+ lpfc_can_disctmo(vport);
+ return;
+}
+
+static void
+lpfc_stop_phba_timers(struct lpfc_hba *phba)
+{
+ struct lpfc_vport *vport;
del_timer_sync(&phba->fcp_poll_timer);
del_timer_sync(&phba->fc_estabtmo);
- del_timer_sync(&phba->fc_disctmo);
- del_timer_sync(&phba->fc_fdmitmo);
- del_timer_sync(&phba->els_tmofunc);
- psli = &phba->sli;
- del_timer_sync(&psli->mbox_tmo);
- return(1);
+ list_for_each_entry(vport, &phba->port_list, listentry)
+ lpfc_stop_vport_timers(vport);
+ del_timer_sync(&phba->sli.mbox_tmo);
+ del_timer_sync(&phba->fabric_block_timer);
+ phba->hb_outstanding = 0;
+ del_timer_sync(&phba->hb_tmofunc);
+ return;
}
int
-lpfc_online(struct lpfc_hba * phba)
+lpfc_online(struct lpfc_hba *phba)
{
+ struct lpfc_vport *vport = phba->pport;
+
if (!phba)
return 0;
- if (!(phba->fc_flag & FC_OFFLINE_MODE))
+ if (!(vport->fc_flag & FC_OFFLINE_MODE))
return 0;
- lpfc_printf_log(phba,
- KERN_WARNING,
- LOG_INIT,
+ lpfc_printf_log(phba, KERN_WARNING, LOG_INIT,
"%d:0458 Bring Adapter online\n",
phba->brd_no);
@@ -1243,9 +1383,14 @@ lpfc_online(struct lpfc_hba * phba)
return 1;
}
- spin_lock_irq(phba->host->host_lock);
- phba->fc_flag &= ~FC_OFFLINE_MODE;
- spin_unlock_irq(phba->host->host_lock);
+ list_for_each_entry(vport, &phba->port_list, listentry) {
+ struct Scsi_Host *shost = lpfc_shost_from_vport(vport);
+ spin_lock_irq(shost->host_lock);
+ vport->fc_flag &= ~FC_OFFLINE_MODE;
+ if (phba->sli3_options & LPFC_SLI3_NPIV_ENABLED)
+ vport->fc_flag |= FC_VPORT_NEEDS_REG_VPI;
+ spin_unlock_irq(shost->host_lock);
+ }
lpfc_unblock_mgmt_io(phba);
return 0;
@@ -1256,9 +1401,9 @@ lpfc_block_mgmt_io(struct lpfc_hba * phba)
{
unsigned long iflag;
- spin_lock_irqsave(phba->host->host_lock, iflag);
- phba->fc_flag |= FC_BLOCK_MGMT_IO;
- spin_unlock_irqrestore(phba->host->host_lock, iflag);
+ spin_lock_irqsave(&phba->hbalock, iflag);
+ phba->sli.sli_flag |= LPFC_BLOCK_MGMT_IO;
+ spin_unlock_irqrestore(&phba->hbalock, iflag);
}
void
@@ -1266,17 +1411,18 @@ lpfc_unblock_mgmt_io(struct lpfc_hba * phba)
{
unsigned long iflag;
- spin_lock_irqsave(phba->host->host_lock, iflag);
- phba->fc_flag &= ~FC_BLOCK_MGMT_IO;
- spin_unlock_irqrestore(phba->host->host_lock, iflag);
+ spin_lock_irqsave(&phba->hbalock, iflag);
+ phba->sli.sli_flag &= ~LPFC_BLOCK_MGMT_IO;
+ spin_unlock_irqrestore(&phba->hbalock, iflag);
}
void
lpfc_offline_prep(struct lpfc_hba * phba)
{
+ struct lpfc_vport *vport = phba->pport;
struct lpfc_nodelist *ndlp, *next_ndlp;
- if (phba->fc_flag & FC_OFFLINE_MODE)
+ if (vport->fc_flag & FC_OFFLINE_MODE)
return;
lpfc_block_mgmt_io(phba);
@@ -1284,39 +1430,49 @@ lpfc_offline_prep(struct lpfc_hba * phba)
lpfc_linkdown(phba);
/* Issue an unreg_login to all nodes */
- list_for_each_entry_safe(ndlp, next_ndlp, &phba->fc_nodes, nlp_listp)
+ list_for_each_entry_safe(ndlp, next_ndlp, &vport->fc_nodes, nlp_listp)
if (ndlp->nlp_state != NLP_STE_UNUSED_NODE)
- lpfc_unreg_rpi(phba, ndlp);
+ lpfc_unreg_rpi(vport, ndlp);
lpfc_sli_flush_mbox_queue(phba);
}
void
-lpfc_offline(struct lpfc_hba * phba)
+lpfc_offline(struct lpfc_hba *phba)
{
- unsigned long iflag;
+ struct lpfc_vport *vport = phba->pport;
+ struct Scsi_Host *shost = lpfc_shost_from_vport(vport);
+ struct lpfc_vport *port_iterator;
- if (phba->fc_flag & FC_OFFLINE_MODE)
+ if (vport->fc_flag & FC_OFFLINE_MODE)
return;
/* stop all timers associated with this hba */
- lpfc_stop_timer(phba);
+ lpfc_stop_phba_timers(phba);
+ list_for_each_entry(port_iterator, &phba->port_list, listentry) {
+ port_iterator->work_port_events = 0;
+ }
- lpfc_printf_log(phba,
- KERN_WARNING,
- LOG_INIT,
+ lpfc_printf_log(phba, KERN_WARNING, LOG_INIT,
"%d:0460 Bring Adapter offline\n",
phba->brd_no);
/* Bring down the SLI Layer and cleanup. The HBA is offline
now. */
lpfc_sli_hba_down(phba);
- lpfc_cleanup(phba);
- spin_lock_irqsave(phba->host->host_lock, iflag);
- phba->work_hba_events = 0;
+ spin_lock_irq(&phba->hbalock);
phba->work_ha = 0;
- phba->fc_flag |= FC_OFFLINE_MODE;
- spin_unlock_irqrestore(phba->host->host_lock, iflag);
+ vport->fc_flag |= FC_OFFLINE_MODE;
+ spin_unlock_irq(&phba->hbalock);
+ list_for_each_entry(port_iterator, &phba->port_list, listentry) {
+ shost = lpfc_shost_from_vport(port_iterator);
+
+ lpfc_cleanup(port_iterator);
+ spin_lock_irq(shost->host_lock);
+ vport->work_port_events = 0;
+ vport->fc_flag |= FC_OFFLINE_MODE;
+ spin_unlock_irq(shost->host_lock);
+ }
}
/******************************************************************************
@@ -1326,17 +1482,17 @@ lpfc_offline(struct lpfc_hba * phba)
*
******************************************************************************/
static int
-lpfc_scsi_free(struct lpfc_hba * phba)
+lpfc_scsi_free(struct lpfc_hba *phba)
{
struct lpfc_scsi_buf *sb, *sb_next;
struct lpfc_iocbq *io, *io_next;
- spin_lock_irq(phba->host->host_lock);
+ spin_lock_irq(&phba->hbalock);
/* Release all the lpfc_scsi_bufs maintained by this host. */
list_for_each_entry_safe(sb, sb_next, &phba->lpfc_scsi_buf_list, list) {
list_del(&sb->list);
pci_pool_free(phba->lpfc_scsi_dma_buf_pool, sb->data,
- sb->dma_handle);
+ sb->dma_handle);
kfree(sb);
phba->total_scsi_bufs--;
}
@@ -1348,134 +1504,183 @@ lpfc_scsi_free(struct lpfc_hba * phba)
phba->total_iocbq_bufs--;
}
- spin_unlock_irq(phba->host->host_lock);
+ spin_unlock_irq(&phba->hbalock);
return 0;
}
-void lpfc_remove_device(struct lpfc_hba *phba)
-{
- unsigned long iflag;
- lpfc_free_sysfs_attr(phba);
-
- spin_lock_irqsave(phba->host->host_lock, iflag);
- phba->fc_flag |= FC_UNLOADING;
+struct lpfc_vport *
+lpfc_create_port(struct lpfc_hba *phba, int instance, struct fc_vport *fc_vport)
+{
+ struct lpfc_vport *vport;
+ struct Scsi_Host *shost;
+ int error = 0;
- spin_unlock_irqrestore(phba->host->host_lock, iflag);
+ shost = scsi_host_alloc(&lpfc_template, sizeof(struct lpfc_vport));
+ if (!shost)
+ goto out;
- fc_remove_host(phba->host);
- scsi_remove_host(phba->host);
+ vport = (struct lpfc_vport *) shost->hostdata;
+ vport->phba = phba;
- kthread_stop(phba->worker_thread);
+ vport->load_flag |= FC_LOADING;
+ vport->fc_flag |= FC_VPORT_NEEDS_REG_VPI;
+ shost->unique_id = instance;
+ shost->max_id = LPFC_MAX_TARGET;
+ shost->max_lun = phba->cfg_max_luns;
+ shost->this_id = -1;
+ shost->max_cmd_len = 16;
/*
- * Bring down the SLI Layer. This step disable all interrupts,
- * clears the rings, discards all mailbox commands, and resets
- * the HBA.
+ * Set initial can_queue value since 0 is no longer supported and
+ * scsi_add_host will fail. This will be adjusted later based on the
+ * max xri value determined in hba setup.
*/
- lpfc_sli_hba_down(phba);
- lpfc_sli_brdrestart(phba);
+ shost->can_queue = phba->cfg_hba_queue_depth - 10;
+ if (fc_vport != NULL) {
+ shost->transportt = lpfc_vport_transport_template;
+ vport->port_type = LPFC_NPIV_PORT;
+ } else {
+ shost->transportt = lpfc_transport_template;
+ vport->port_type = LPFC_PHYSICAL_PORT;
+ }
- /* Release the irq reservation */
- free_irq(phba->pcidev->irq, phba);
- pci_disable_msi(phba->pcidev);
+ /* Initialize all internally managed lists. */
+ INIT_LIST_HEAD(&vport->fc_nodes);
+ spin_lock_init(&vport->work_port_lock);
- lpfc_cleanup(phba);
- lpfc_stop_timer(phba);
- phba->work_hba_events = 0;
+ init_timer(&vport->fc_disctmo);
+ vport->fc_disctmo.function = lpfc_disc_timeout;
+ vport->fc_disctmo.data = (unsigned long)vport;
- /*
- * Call scsi_free before mem_free since scsi bufs are released to their
- * corresponding pools here.
- */
- lpfc_scsi_free(phba);
- lpfc_mem_free(phba);
+ init_timer(&vport->fc_fdmitmo);
+ vport->fc_fdmitmo.function = lpfc_fdmi_tmo;
+ vport->fc_fdmitmo.data = (unsigned long)vport;
- /* Free resources associated with SLI2 interface */
- dma_free_coherent(&phba->pcidev->dev, SLI2_SLIM_SIZE,
- phba->slim2p, phba->slim2p_mapping);
+ init_timer(&vport->els_tmofunc);
+ vport->els_tmofunc.function = lpfc_els_timeout;
+ vport->els_tmofunc.data = (unsigned long)vport;
- /* unmap adapter SLIM and Control Registers */
- iounmap(phba->ctrl_regs_memmap_p);
- iounmap(phba->slim_memmap_p);
+ if (fc_vport != NULL) {
+ error = scsi_add_host(shost, &fc_vport->dev);
+ } else {
+ error = scsi_add_host(shost, &phba->pcidev->dev);
+ }
+ if (error)
+ goto out_put_shost;
- pci_release_regions(phba->pcidev);
- pci_disable_device(phba->pcidev);
+ list_add_tail(&vport->listentry, &phba->port_list);
+ return vport;
- idr_remove(&lpfc_hba_index, phba->brd_no);
- scsi_host_put(phba->host);
+out_put_shost:
+ scsi_host_put(shost);
+out:
+ return NULL;
}
-void lpfc_scan_start(struct Scsi_Host *host)
+void
+destroy_port(struct lpfc_vport *vport)
{
- struct lpfc_hba *phba = (struct lpfc_hba*)host->hostdata;
+ struct Scsi_Host *shost = lpfc_shost_from_vport(vport);
+ struct lpfc_hba *phba = vport->phba;
- if (lpfc_alloc_sysfs_attr(phba))
- goto error;
+ kfree(vport->vname);
- phba->MBslimaddr = phba->slim_memmap_p;
- phba->HAregaddr = phba->ctrl_regs_memmap_p + HA_REG_OFFSET;
- phba->CAregaddr = phba->ctrl_regs_memmap_p + CA_REG_OFFSET;
- phba->HSregaddr = phba->ctrl_regs_memmap_p + HS_REG_OFFSET;
- phba->HCregaddr = phba->ctrl_regs_memmap_p + HC_REG_OFFSET;
+ lpfc_debugfs_terminate(vport);
+ fc_remove_host(shost);
+ scsi_remove_host(shost);
- if (lpfc_sli_hba_setup(phba))
- goto error;
+ spin_lock_irq(&phba->hbalock);
+ list_del_init(&vport->listentry);
+ spin_unlock_irq(&phba->hbalock);
- /*
- * hba setup may have changed the hba_queue_depth so we need to adjust
- * the value of can_queue.
- */
- host->can_queue = phba->cfg_hba_queue_depth - 10;
+ lpfc_cleanup(vport);
return;
+}
+
+int
+lpfc_get_instance(void)
+{
+ int instance = 0;
-error:
- lpfc_remove_device(phba);
+ /* Assign an unused number */
+ if (!idr_pre_get(&lpfc_hba_index, GFP_KERNEL))
+ return -1;
+ if (idr_get_new(&lpfc_hba_index, NULL, &instance))
+ return -1;
+ return instance;
}
+/*
+ * Note: there is no scan_start function as adapter initialization
+ * will have asynchronously kicked off the link initialization.
+ */
+
int lpfc_scan_finished(struct Scsi_Host *shost, unsigned long time)
{
- struct lpfc_hba *phba = (struct lpfc_hba *)shost->hostdata;
+ struct lpfc_vport *vport = (struct lpfc_vport *) shost->hostdata;
+ struct lpfc_hba *phba = vport->phba;
+ int stat = 0;
- if (!phba->host)
- return 1;
- if (time >= 30 * HZ)
+ spin_lock_irq(shost->host_lock);
+
+ if (vport->fc_flag & FC_UNLOADING) {
+ stat = 1;
+ goto finished;
+ }
+ if (time >= 30 * HZ) {
+ lpfc_printf_log(phba, KERN_INFO, LOG_INIT,
+ "%d:0461 Scanning longer than 30 "
+ "seconds. Continuing initialization\n",
+ phba->brd_no);
+ stat = 1;
+ goto finished;
+ }
+ if (time >= 15 * HZ && phba->link_state <= LPFC_LINK_DOWN) {
+ lpfc_printf_log(phba, KERN_INFO, LOG_INIT,
+ "%d:0465 Link down longer than 15 "
+ "seconds. Continuing initialization\n",
+ phba->brd_no);
+ stat = 1;
goto finished;
+ }
- if (phba->hba_state != LPFC_HBA_READY)
- return 0;
- if (phba->num_disc_nodes || phba->fc_prli_sent)
- return 0;
- if ((phba->fc_map_cnt == 0) && (time < 2 * HZ))
- return 0;
- if (phba->sli.sli_flag & LPFC_SLI_MBOX_ACTIVE)
- return 0;
- if ((phba->hba_state > LPFC_LINK_DOWN) || (time < 15 * HZ))
- return 0;
+ if (vport->port_state != LPFC_VPORT_READY)
+ goto finished;
+ if (vport->num_disc_nodes || vport->fc_prli_sent)
+ goto finished;
+ if (vport->fc_map_cnt == 0 && time < 2 * HZ)
+ goto finished;
+ if ((phba->sli.sli_flag & LPFC_SLI_MBOX_ACTIVE) != 0)
+ goto finished;
+
+ stat = 1;
finished:
- if (phba->cfg_poll & DISABLE_FCP_RING_INT) {
- spin_lock_irq(shost->host_lock);
- lpfc_poll_start_timer(phba);
- spin_unlock_irq(shost->host_lock);
- }
+ spin_unlock_irq(shost->host_lock);
+ return stat;
+}
+void lpfc_host_attrib_init(struct Scsi_Host *shost)
+{
+ struct lpfc_vport *vport = (struct lpfc_vport *) shost->hostdata;
+ struct lpfc_hba *phba = vport->phba;
/*
- * set fixed host attributes
- * Must done after lpfc_sli_hba_setup()
+ * Set fixed host attributes. Must done after lpfc_sli_hba_setup().
*/
- fc_host_node_name(shost) = wwn_to_u64(phba->fc_nodename.u.wwn);
- fc_host_port_name(shost) = wwn_to_u64(phba->fc_portname.u.wwn);
+ fc_host_node_name(shost) = wwn_to_u64(vport->fc_nodename.u.wwn);
+ fc_host_port_name(shost) = wwn_to_u64(vport->fc_portname.u.wwn);
fc_host_supported_classes(shost) = FC_COS_CLASS3;
memset(fc_host_supported_fc4s(shost), 0,
- sizeof(fc_host_supported_fc4s(shost)));
+ sizeof(fc_host_supported_fc4s(shost)));
fc_host_supported_fc4s(shost)[2] = 1;
fc_host_supported_fc4s(shost)[7] = 1;
- lpfc_get_hba_sym_node_name(phba, fc_host_symbolic_name(shost));
+ lpfc_vport_symbolic_node_name(vport, fc_host_symbolic_name(shost),
+ sizeof fc_host_symbolic_name(shost));
fc_host_supported_speeds(shost) = 0;
if (phba->lmt & LMT_10Gb)
@@ -1488,31 +1693,31 @@ finished:
fc_host_supported_speeds(shost) |= FC_PORTSPEED_1GBIT;
fc_host_maxframe_size(shost) =
- ((((uint32_t) phba->fc_sparam.cmn.bbRcvSizeMsb & 0x0F) << 8) |
- (uint32_t) phba->fc_sparam.cmn.bbRcvSizeLsb);
+ (((uint32_t) vport->fc_sparam.cmn.bbRcvSizeMsb & 0x0F) << 8) |
+ (uint32_t) vport->fc_sparam.cmn.bbRcvSizeLsb;
/* This value is also unchanging */
memset(fc_host_active_fc4s(shost), 0,
- sizeof(fc_host_active_fc4s(shost)));
+ sizeof(fc_host_active_fc4s(shost)));
fc_host_active_fc4s(shost)[2] = 1;
fc_host_active_fc4s(shost)[7] = 1;
+ fc_host_max_npiv_vports(shost) = phba->max_vpi;
spin_lock_irq(shost->host_lock);
- phba->fc_flag &= ~FC_LOADING;
+ vport->fc_flag &= ~FC_LOADING;
spin_unlock_irq(shost->host_lock);
-
- return 1;
}
static int __devinit
lpfc_pci_probe_one(struct pci_dev *pdev, const struct pci_device_id *pid)
{
- struct Scsi_Host *host;
- struct lpfc_hba *phba;
- struct lpfc_sli *psli;
+ struct lpfc_vport *vport = NULL;
+ struct lpfc_hba *phba;
+ struct lpfc_sli *psli;
struct lpfc_iocbq *iocbq_entry = NULL, *iocbq_next = NULL;
+ struct Scsi_Host *shost = NULL;
unsigned long bar0map_len, bar2map_len;
- int error = -ENODEV, retval;
+ int error = -ENODEV;
int i;
uint16_t iotag;
@@ -1521,67 +1726,49 @@ lpfc_pci_probe_one(struct pci_dev *pdev, const struct pci_device_id *pid)
if (pci_request_regions(pdev, LPFC_DRIVER_NAME))
goto out_disable_device;
- host = scsi_host_alloc(&lpfc_template, sizeof (struct lpfc_hba));
- if (!host)
+ phba = kzalloc(sizeof (struct lpfc_hba), GFP_KERNEL);
+ if (!phba)
goto out_release_regions;
- phba = (struct lpfc_hba*)host->hostdata;
- memset(phba, 0, sizeof (struct lpfc_hba));
- phba->host = host;
+ spin_lock_init(&phba->hbalock);
- phba->fc_flag |= FC_LOADING;
phba->pcidev = pdev;
/* Assign an unused board number */
- if (!idr_pre_get(&lpfc_hba_index, GFP_KERNEL))
- goto out_put_host;
+ if ((phba->brd_no = lpfc_get_instance()) < 0)
+ goto out_free_phba;
- error = idr_get_new(&lpfc_hba_index, NULL, &phba->brd_no);
- if (error)
- goto out_put_host;
-
- host->unique_id = phba->brd_no;
+ INIT_LIST_HEAD(&phba->port_list);
+ INIT_LIST_HEAD(&phba->hbq_buffer_list);
+ /*
+ * Get all the module params for configuring this host and then
+ * establish the host.
+ */
+ lpfc_get_cfgparam(phba);
+ phba->max_vpi = LPFC_MAX_VPI;
/* Initialize timers used by driver */
init_timer(&phba->fc_estabtmo);
phba->fc_estabtmo.function = lpfc_establish_link_tmo;
phba->fc_estabtmo.data = (unsigned long)phba;
- init_timer(&phba->fc_disctmo);
- phba->fc_disctmo.function = lpfc_disc_timeout;
- phba->fc_disctmo.data = (unsigned long)phba;
-
- init_timer(&phba->fc_fdmitmo);
- phba->fc_fdmitmo.function = lpfc_fdmi_tmo;
- phba->fc_fdmitmo.data = (unsigned long)phba;
- init_timer(&phba->els_tmofunc);
- phba->els_tmofunc.function = lpfc_els_timeout;
- phba->els_tmofunc.data = (unsigned long)phba;
+
+ init_timer(&phba->hb_tmofunc);
+ phba->hb_tmofunc.function = lpfc_hb_timeout;
+ phba->hb_tmofunc.data = (unsigned long)phba;
+
psli = &phba->sli;
init_timer(&psli->mbox_tmo);
psli->mbox_tmo.function = lpfc_mbox_timeout;
- psli->mbox_tmo.data = (unsigned long)phba;
-
+ psli->mbox_tmo.data = (unsigned long) phba;
init_timer(&phba->fcp_poll_timer);
phba->fcp_poll_timer.function = lpfc_poll_timeout;
- phba->fcp_poll_timer.data = (unsigned long)phba;
-
- /*
- * Get all the module params for configuring this host and then
- * establish the host parameters.
- */
- lpfc_get_cfgparam(phba);
-
- host->max_id = LPFC_MAX_TARGET;
- host->max_lun = phba->cfg_max_luns;
- host->this_id = -1;
-
- INIT_LIST_HEAD(&phba->fc_nodes);
+ phba->fcp_poll_timer.data = (unsigned long) phba;
+ init_timer(&phba->fabric_block_timer);
+ phba->fabric_block_timer.function = lpfc_fabric_block_timeout;
+ phba->fabric_block_timer.data = (unsigned long) phba;
pci_set_master(pdev);
- retval = pci_set_mwi(pdev);
- if (retval)
- dev_printk(KERN_WARNING, &pdev->dev,
- "Warning: pci_set_mwi returned %d\n", retval);
+ pci_try_set_mwi(pdev);
if (pci_set_dma_mask(phba->pcidev, DMA_64BIT_MASK) != 0)
if (pci_set_dma_mask(phba->pcidev, DMA_32BIT_MASK) != 0)
@@ -1623,18 +1810,27 @@ lpfc_pci_probe_one(struct pci_dev *pdev, const struct pci_device_id *pid)
memset(phba->slim2p, 0, SLI2_SLIM_SIZE);
+ phba->hbqslimp.virt = dma_alloc_coherent(&phba->pcidev->dev,
+ lpfc_sli_hbq_size(),
+ &phba->hbqslimp.phys,
+ GFP_KERNEL);
+ if (!phba->hbqslimp.virt)
+ goto out_free_slim;
+
+ memset(phba->hbqslimp.virt, 0, lpfc_sli_hbq_size());
+
/* Initialize the SLI Layer to run with lpfc HBAs. */
lpfc_sli_setup(phba);
lpfc_sli_queue_setup(phba);
error = lpfc_mem_alloc(phba);
if (error)
- goto out_free_slim;
+ goto out_free_hbqslimp;
/* Initialize and populate the iocb list per host. */
INIT_LIST_HEAD(&phba->lpfc_iocb_list);
for (i = 0; i < LPFC_IOCB_LIST_CNT; i++) {
- iocbq_entry = kmalloc(sizeof(struct lpfc_iocbq), GFP_KERNEL);
+ iocbq_entry = kzalloc(sizeof(struct lpfc_iocbq), GFP_KERNEL);
if (iocbq_entry == NULL) {
printk(KERN_ERR "%s: only allocated %d iocbs of "
"expected %d count. Unloading driver.\n",
@@ -1643,7 +1839,6 @@ lpfc_pci_probe_one(struct pci_dev *pdev, const struct pci_device_id *pid)
goto out_free_iocbq;
}
- memset(iocbq_entry, 0, sizeof(struct lpfc_iocbq));
iotag = lpfc_sli_next_iotag(phba, iocbq_entry);
if (iotag == 0) {
kfree (iocbq_entry);
@@ -1653,10 +1848,11 @@ lpfc_pci_probe_one(struct pci_dev *pdev, const struct pci_device_id *pid)
error = -ENOMEM;
goto out_free_iocbq;
}
- spin_lock_irq(phba->host->host_lock);
+
+ spin_lock_irq(&phba->hbalock);
list_add(&iocbq_entry->list, &phba->lpfc_iocb_list);
phba->total_iocbq_bufs++;
- spin_unlock_irq(phba->host->host_lock);
+ spin_unlock_irq(&phba->hbalock);
}
/* Initialize HBA structure */
@@ -1677,22 +1873,22 @@ lpfc_pci_probe_one(struct pci_dev *pdev, const struct pci_device_id *pid)
goto out_free_iocbq;
}
- /*
- * Set initial can_queue value since 0 is no longer supported and
- * scsi_add_host will fail. This will be adjusted later based on the
- * max xri value determined in hba setup.
- */
- host->can_queue = phba->cfg_hba_queue_depth - 10;
-
- /* Tell the midlayer we support 16 byte commands */
- host->max_cmd_len = 16;
-
/* Initialize the list of scsi buffers used by driver for scsi IO. */
spin_lock_init(&phba->scsi_buf_list_lock);
INIT_LIST_HEAD(&phba->lpfc_scsi_buf_list);
- host->transportt = lpfc_transport_template;
- pci_set_drvdata(pdev, host);
+ /* Initialize list of fabric iocbs */
+ INIT_LIST_HEAD(&phba->fabric_iocb_list);
+
+ vport = lpfc_create_port(phba, phba->brd_no, NULL);
+ if (!vport)
+ goto out_kthread_stop;
+
+ shost = lpfc_shost_from_vport(vport);
+ phba->pport = vport;
+ lpfc_debugfs_initialize(vport);
+
+ pci_set_drvdata(pdev, shost);
if (phba->cfg_use_msi) {
error = pci_enable_msi(phba->pcidev);
@@ -1703,38 +1899,68 @@ lpfc_pci_probe_one(struct pci_dev *pdev, const struct pci_device_id *pid)
}
error = request_irq(phba->pcidev->irq, lpfc_intr_handler, IRQF_SHARED,
- LPFC_DRIVER_NAME, phba);
+ LPFC_DRIVER_NAME, phba);
if (error) {
lpfc_printf_log(phba, KERN_ERR, LOG_INIT,
"%d:0451 Enable interrupt handler failed\n",
phba->brd_no);
- goto out_kthread_stop;
+ goto out_disable_msi;
}
- error = scsi_add_host(host, &pdev->dev);
- if (error)
+ phba->MBslimaddr = phba->slim_memmap_p;
+ phba->HAregaddr = phba->ctrl_regs_memmap_p + HA_REG_OFFSET;
+ phba->CAregaddr = phba->ctrl_regs_memmap_p + CA_REG_OFFSET;
+ phba->HSregaddr = phba->ctrl_regs_memmap_p + HS_REG_OFFSET;
+ phba->HCregaddr = phba->ctrl_regs_memmap_p + HC_REG_OFFSET;
+
+ if (lpfc_alloc_sysfs_attr(vport))
goto out_free_irq;
- scsi_scan_host(host);
+ if (lpfc_sli_hba_setup(phba))
+ goto out_remove_device;
+
+ /*
+ * hba setup may have changed the hba_queue_depth so we need to adjust
+ * the value of can_queue.
+ */
+ shost->can_queue = phba->cfg_hba_queue_depth - 10;
+
+ lpfc_host_attrib_init(shost);
+
+ if (phba->cfg_poll & DISABLE_FCP_RING_INT) {
+ spin_lock_irq(shost->host_lock);
+ lpfc_poll_start_timer(phba);
+ spin_unlock_irq(shost->host_lock);
+ }
+
+ scsi_scan_host(shost);
return 0;
+out_remove_device:
+ lpfc_free_sysfs_attr(vport);
+ spin_lock_irq(shost->host_lock);
+ vport->fc_flag |= FC_UNLOADING;
+ spin_unlock_irq(shost->host_lock);
out_free_irq:
- lpfc_stop_timer(phba);
- phba->work_hba_events = 0;
+ lpfc_stop_phba_timers(phba);
+ phba->pport->work_port_events = 0;
free_irq(phba->pcidev->irq, phba);
+out_disable_msi:
pci_disable_msi(phba->pcidev);
+ destroy_port(vport);
out_kthread_stop:
kthread_stop(phba->worker_thread);
out_free_iocbq:
list_for_each_entry_safe(iocbq_entry, iocbq_next,
&phba->lpfc_iocb_list, list) {
- spin_lock_irq(phba->host->host_lock);
kfree(iocbq_entry);
phba->total_iocbq_bufs--;
- spin_unlock_irq(phba->host->host_lock);
}
lpfc_mem_free(phba);
+out_free_hbqslimp:
+ dma_free_coherent(&pdev->dev, lpfc_sli_hbq_size(), phba->hbqslimp.virt,
+ phba->hbqslimp.phys);
out_free_slim:
dma_free_coherent(&pdev->dev, SLI2_SLIM_SIZE, phba->slim2p,
phba->slim2p_mapping);
@@ -1744,27 +1970,85 @@ out_iounmap_slim:
iounmap(phba->slim_memmap_p);
out_idr_remove:
idr_remove(&lpfc_hba_index, phba->brd_no);
-out_put_host:
- phba->host = NULL;
- scsi_host_put(host);
+out_free_phba:
+ kfree(phba);
out_release_regions:
pci_release_regions(pdev);
out_disable_device:
pci_disable_device(pdev);
out:
pci_set_drvdata(pdev, NULL);
+ if (shost)
+ scsi_host_put(shost);
return error;
}
static void __devexit
lpfc_pci_remove_one(struct pci_dev *pdev)
{
- struct Scsi_Host *host = pci_get_drvdata(pdev);
- struct lpfc_hba *phba = (struct lpfc_hba *)host->hostdata;
+ struct Scsi_Host *shost = pci_get_drvdata(pdev);
+ struct lpfc_vport *vport = (struct lpfc_vport *) shost->hostdata;
+ struct lpfc_hba *phba = vport->phba;
+ struct lpfc_vport *port_iterator;
+ list_for_each_entry(port_iterator, &phba->port_list, listentry)
+ port_iterator->load_flag |= FC_UNLOADING;
+
+ kfree(vport->vname);
+ lpfc_free_sysfs_attr(vport);
+
+ fc_remove_host(shost);
+ scsi_remove_host(shost);
+
+ /*
+ * Bring down the SLI Layer. This step disable all interrupts,
+ * clears the rings, discards all mailbox commands, and resets
+ * the HBA.
+ */
+ lpfc_sli_hba_down(phba);
+ lpfc_sli_brdrestart(phba);
+
+ lpfc_stop_phba_timers(phba);
+ spin_lock_irq(&phba->hbalock);
+ list_del_init(&vport->listentry);
+ spin_unlock_irq(&phba->hbalock);
+
- lpfc_remove_device(phba);
+ lpfc_debugfs_terminate(vport);
+ lpfc_cleanup(vport);
+
+ kthread_stop(phba->worker_thread);
+
+ /* Release the irq reservation */
+ free_irq(phba->pcidev->irq, phba);
+ pci_disable_msi(phba->pcidev);
pci_set_drvdata(pdev, NULL);
+ scsi_host_put(shost);
+
+ /*
+ * Call scsi_free before mem_free since scsi bufs are released to their
+ * corresponding pools here.
+ */
+ lpfc_scsi_free(phba);
+ lpfc_mem_free(phba);
+
+ dma_free_coherent(&pdev->dev, lpfc_sli_hbq_size(), phba->hbqslimp.virt,
+ phba->hbqslimp.phys);
+
+ /* Free resources associated with SLI2 interface */
+ dma_free_coherent(&pdev->dev, SLI2_SLIM_SIZE,
+ phba->slim2p, phba->slim2p_mapping);
+
+ /* unmap adapter SLIM and Control Registers */
+ iounmap(phba->ctrl_regs_memmap_p);
+ iounmap(phba->slim_memmap_p);
+
+ idr_remove(&lpfc_hba_index, phba->brd_no);
+
+ kfree(phba);
+
+ pci_release_regions(pdev);
+ pci_disable_device(pdev);
}
/**
@@ -1822,10 +2106,13 @@ static pci_ers_result_t lpfc_io_slot_reset(struct pci_dev *pdev)
pci_set_master(pdev);
/* Re-establishing Link */
- spin_lock_irq(phba->host->host_lock);
- phba->fc_flag |= FC_ESTABLISH_LINK;
+ spin_lock_irq(host->host_lock);
+ phba->pport->fc_flag |= FC_ESTABLISH_LINK;
+ spin_unlock_irq(host->host_lock);
+
+ spin_lock_irq(&phba->hbalock);
psli->sli_flag &= ~LPFC_SLI2_ACTIVE;
- spin_unlock_irq(phba->host->host_lock);
+ spin_unlock_irq(&phba->hbalock);
/* Take device offline; this will perform cleanup */
@@ -1935,7 +2222,7 @@ static struct pci_driver lpfc_driver = {
.id_table = lpfc_id_table,
.probe = lpfc_pci_probe_one,
.remove = __devexit_p(lpfc_pci_remove_one),
- .err_handler = &lpfc_err_handler,
+ .err_handler = &lpfc_err_handler,
};
static int __init
@@ -1948,11 +2235,15 @@ lpfc_init(void)
lpfc_transport_template =
fc_attach_transport(&lpfc_transport_functions);
- if (!lpfc_transport_template)
+ lpfc_vport_transport_template =
+ fc_attach_transport(&lpfc_vport_transport_functions);
+ if (!lpfc_transport_template || !lpfc_vport_transport_template)
return -ENOMEM;
error = pci_register_driver(&lpfc_driver);
- if (error)
+ if (error) {
fc_release_transport(lpfc_transport_template);
+ fc_release_transport(lpfc_vport_transport_template);
+ }
return error;
}
@@ -1962,6 +2253,7 @@ lpfc_exit(void)
{
pci_unregister_driver(&lpfc_driver);
fc_release_transport(lpfc_transport_template);
+ fc_release_transport(lpfc_vport_transport_template);
}
module_init(lpfc_init);
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-21 11:50:25 +0000