*******************************************************************/
/*
- * $Id: lpfc_init.c 1.168 2004/11/15 11:01:33EST sf_support Exp $
+ * $Id: lpfc_init.c 1.233 2005/04/13 11:59:09EDT sf_support Exp $
*/
-#include <linux/version.h>
#include <linux/blkdev.h>
-#include <linux/ctype.h>
+#include <linux/delay.h>
#include <linux/dma-mapping.h>
+#include <linux/idr.h>
+#include <linux/interrupt.h>
+#include <linux/kthread.h>
#include <linux/pci.h>
#include <linux/spinlock.h>
#include <scsi/scsi_device.h>
#include <scsi/scsi_host.h>
+#include <scsi/scsi_transport_fc.h>
+#include "lpfc_hw.h"
#include "lpfc_sli.h"
#include "lpfc_disc.h"
#include "lpfc_scsi.h"
#include "lpfc.h"
-#include "lpfc_crtn.h"
-#include "lpfc_hw.h"
#include "lpfc_logmsg.h"
-#include "lpfc_mem.h"
+#include "lpfc_crtn.h"
#include "lpfc_version.h"
-#include "lpfc_compat.h"
static int lpfc_parse_vpd(struct lpfc_hba *, uint8_t *);
+static void lpfc_get_hba_model_desc(struct lpfc_hba *, uint8_t *, uint8_t *);
static int lpfc_post_rcv_buf(struct lpfc_hba *);
-static int lpfc_rdrev_wd30 = 0;
+
+static struct scsi_transport_template *lpfc_transport_template = NULL;
+static DEFINE_IDR(lpfc_hba_index);
/************************************************************************/
/* */
lpfc_config_port_prep(struct lpfc_hba * phba)
{
lpfc_vpd_t *vp = &phba->vpd;
- int i = 0;
+ int i = 0, rc;
LPFC_MBOXQ_t *pmb;
MAILBOX_t *mb;
+ char *lpfc_vpd_data = NULL;
+ uint16_t offset = 0;
+ static char licensed[56] =
+ "key unlock for use with gnu public licensed code only\0";
-
- /* Get a Mailbox buffer to setup mailbox commands for HBA
- initialization */
- pmb = mempool_alloc(phba->mbox_mem_pool, GFP_ATOMIC);
+ pmb = mempool_alloc(phba->mbox_mem_pool, GFP_KERNEL);
if (!pmb) {
phba->hba_state = LPFC_HBA_ERROR;
return -ENOMEM;
mb = &pmb->mb;
phba->hba_state = LPFC_INIT_MBX_CMDS;
- /* special handling for LC HBAs */
if (lpfc_is_LC_HBA(phba->pcidev->device)) {
- char licensed[56] =
- "key unlock for use with gnu public licensed code only\0";
uint32_t *ptext = (uint32_t *) licensed;
for (i = 0; i < 56; i += sizeof (uint32_t), ptext++)
*ptext = cpu_to_be32(*ptext);
- /* Setup and issue mailbox READ NVPARAMS command */
lpfc_read_nv(phba, pmb);
memset((char*)mb->un.varRDnvp.rsvd3, 0,
sizeof (mb->un.varRDnvp.rsvd3));
memcpy((char*)mb->un.varRDnvp.rsvd3, licensed,
sizeof (licensed));
- if (lpfc_sli_issue_mbox(phba, pmb, MBX_POLL) != MBX_SUCCESS) {
- /* Adapter initialization error, mbxCmd <cmd>
- READ_NVPARM, mbxStatus <status> */
+ rc = lpfc_sli_issue_mbox(phba, pmb, MBX_POLL);
+
+ if (rc != MBX_SUCCESS) {
lpfc_printf_log(phba,
KERN_ERR,
LOG_MBOX,
"mbxStatus x%x\n",
phba->brd_no,
mb->mbxCommand, mb->mbxStatus);
+ mempool_free(pmb, phba->mbox_mem_pool);
return -ERESTART;
}
memcpy(phba->wwnn, (char *)mb->un.varRDnvp.nodename,
/* Setup and issue mailbox READ REV command */
lpfc_read_rev(phba, pmb);
- if (lpfc_sli_issue_mbox(phba, pmb, MBX_POLL) != MBX_SUCCESS) {
- /* Adapter failed to init, mbxCmd <mbxCmd> READ_REV, mbxStatus
- <status> */
+ rc = lpfc_sli_issue_mbox(phba, pmb, MBX_POLL);
+ if (rc != MBX_SUCCESS) {
lpfc_printf_log(phba,
KERN_ERR,
LOG_INIT,
if (mb->un.varRdRev.rr == 0 || mb->un.varRdRev.un.b.ProgType != 2) {
/* Old firmware */
vp->rev.rBit = 0;
- /* Adapter failed to init, mbxCmd <cmd> READ_REV detected
- outdated firmware */
lpfc_printf_log(phba,
KERN_ERR,
LOG_INIT,
(char*)mb->un.varRdRev.sli1FwName, 16);
vp->rev.sli2FwRev = mb->un.varRdRev.sli2FwRev;
memcpy(vp->rev.sli2FwName,
- (char *)mb->un.varRdRev.sli2FwName, 16);
+ (char *)mb->un.varRdRev.sli2FwName, 16);
}
/* Save information as VPD data */
vp->rev.feaLevelLow = mb->un.varRdRev.feaLevelLow;
vp->rev.postKernRev = mb->un.varRdRev.postKernRev;
vp->rev.opFwRev = mb->un.varRdRev.opFwRev;
- lpfc_rdrev_wd30 = mb->un.varWords[30];
if (lpfc_is_LC_HBA(phba->pcidev->device))
memcpy(phba->RandomData, (char *)&mb->un.varWords[24],
- sizeof (phba->RandomData));
+ sizeof (phba->RandomData));
+
+ /* Get the default values for Model Name and Description */
+ lpfc_get_hba_model_desc(phba, phba->ModelName, phba->ModelDesc);
/* Get adapter VPD information */
- lpfc_dump_mem(phba, pmb);
- if (lpfc_sli_issue_mbox(phba, pmb, MBX_POLL) != MBX_SUCCESS) {
- /* Let it go through even if failed. */
- /* Adapter failed to init, mbxCmd <cmd> DUMP VPD,
- mbxStatus <status> */
- lpfc_printf_log(phba,
- KERN_INFO,
- LOG_INIT,
- "%d:0441 VPD not present on adapter, mbxCmd "
- "x%x DUMP VPD, mbxStatus x%x\n",
- phba->brd_no,
- mb->mbxCommand, mb->mbxStatus);
- } else if (mb->un.varDmp.ra == 1) {
- lpfc_parse_vpd(phba, (uint8_t *)&mb->un.varDmp.resp_offset);
- }
+ pmb->context2 = kmalloc(DMP_RSP_SIZE, GFP_KERNEL);
+ if (!pmb->context2)
+ goto out_free_mbox;
+ lpfc_vpd_data = kmalloc(DMP_VPD_SIZE, GFP_KERNEL);
+ if (!lpfc_vpd_data)
+ goto out_free_context2;
+
+ do {
+ lpfc_dump_mem(phba, pmb, offset);
+ rc = lpfc_sli_issue_mbox(phba, pmb, MBX_POLL);
+
+ if (rc != MBX_SUCCESS) {
+ lpfc_printf_log(phba, KERN_INFO, LOG_INIT,
+ "%d:0441 VPD not present on adapter, "
+ "mbxCmd x%x DUMP VPD, mbxStatus x%x\n",
+ phba->brd_no,
+ mb->mbxCommand, mb->mbxStatus);
+ kfree(lpfc_vpd_data);
+ lpfc_vpd_data = NULL;
+ break;
+ }
+
+ lpfc_sli_pcimem_bcopy(pmb->context2, lpfc_vpd_data + offset,
+ mb->un.varDmp.word_cnt);
+ offset += mb->un.varDmp.word_cnt;
+ } while (mb->un.varDmp.word_cnt);
+ lpfc_parse_vpd(phba, lpfc_vpd_data);
+
+ kfree(lpfc_vpd_data);
+out_free_context2:
+ kfree(pmb->context2);
+out_free_mbox:
mempool_free(pmb, phba->mbox_mem_pool);
return 0;
}
struct lpfc_dmabuf *mp;
struct lpfc_sli *psli = &phba->sli;
uint32_t status, timeout;
- int i, j, flogi_sent;
- unsigned long isr_cnt, clk_cnt;
+ int i, j, rc;
-
- /* Get a Mailbox buffer to setup mailbox commands for HBA
- initialization */
- pmb = mempool_alloc(phba->mbox_mem_pool, GFP_ATOMIC);
+ pmb = mempool_alloc(phba->mbox_mem_pool, GFP_KERNEL);
if (!pmb) {
phba->hba_state = LPFC_HBA_ERROR;
return -ENOMEM;
}
mb = &pmb->mb;
- /* Setup link timers */
lpfc_config_link(phba, pmb);
- if (lpfc_sli_issue_mbox(phba, pmb, MBX_POLL) != MBX_SUCCESS) {
+ rc = lpfc_sli_issue_mbox(phba, pmb, MBX_POLL);
+ if (rc != MBX_SUCCESS) {
lpfc_printf_log(phba,
KERN_ERR,
LOG_INIT,
phba->brd_no,
mb->mbxCommand, mb->mbxStatus);
phba->hba_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);
+ kfree(mp);
return -EIO;
}
mp = (struct lpfc_dmabuf *) pmb->context1;
- /* The mailbox was populated by the HBA. Flush it to main store for the
- * driver. Note that all context buffers are from the driver's
- * dma pool and have length LPFC_BPL_SIZE.
- */
- pci_dma_sync_single_for_cpu(phba->pcidev, mp->phys, LPFC_BPL_SIZE,
- PCI_DMA_FROMDEVICE);
-
memcpy(&phba->fc_sparam, mp->virt, sizeof (struct serv_parm));
lpfc_mbuf_free(phba, mp->virt, mp->phys);
kfree(mp);
don't let link speed ask for it */
if ((((phba->lmt & LMT_4250_10bit) != LMT_4250_10bit) &&
(phba->cfg_link_speed > LINK_SPEED_2G)) ||
- (((phba->lmt & LMT_2125_10bit) != LMT_2125_10bit) &&
+ (((phba->lmt & LMT_2125_10bit) != LMT_2125_10bit) &&
(phba->cfg_link_speed > LINK_SPEED_1G))) {
/* Reset link speed to auto. 1G/2GB HBA cfg'd for 4G */
lpfc_printf_log(phba,
phba->cfg_link_speed = LINK_SPEED_AUTO;
}
- if (!phba->intr_inited) {
- /* Add our interrupt routine to kernel's interrupt chain &
- enable it */
-
- if (request_irq(phba->pcidev->irq,
- lpfc_intr_handler,
- SA_SHIRQ,
- LPFC_DRIVER_NAME,
- phba) != 0) {
- /* Enable interrupt handler failed */
- lpfc_printf_log(phba,
- KERN_ERR,
- LOG_INIT,
- "%d:0451 Enable interrupt handler "
- "failed\n",
- phba->brd_no);
- phba->hba_state = LPFC_HBA_ERROR;
- mempool_free(pmb, phba->mbox_mem_pool);
- return -EIO;
- }
- phba->intr_inited =
- (HC_MBINT_ENA | HC_ERINT_ENA | HC_LAINT_ENA);
- }
-
phba->hba_state = LPFC_LINK_DOWN;
/* Only process IOCBs on ring 0 till hba_state is READY */
lpfc_post_rcv_buf(phba);
/* Enable appropriate host interrupts */
+ spin_lock_irq(phba->host->host_lock);
status = readl(phba->HCregaddr);
- status |= phba->intr_inited;
- if (psli->sliinit.num_rings > 0)
+ status |= HC_MBINT_ENA | HC_ERINT_ENA | HC_LAINT_ENA;
+ if (psli->num_rings > 0)
status |= HC_R0INT_ENA;
- if (psli->sliinit.num_rings > 1)
+ if (psli->num_rings > 1)
status |= HC_R1INT_ENA;
- if (psli->sliinit.num_rings > 2)
+ if (psli->num_rings > 2)
status |= HC_R2INT_ENA;
- if (psli->sliinit.num_rings > 3)
+ if (psli->num_rings > 3)
status |= HC_R3INT_ENA;
writel(status, phba->HCregaddr);
readl(phba->HCregaddr); /* flush */
+ spin_unlock_irq(phba->host->host_lock);
- /* Setup and issue mailbox INITIALIZE LINK command */
- lpfc_init_link(phba, pmb, phba->cfg_topology,
- phba->cfg_link_speed);
-
- isr_cnt = psli->slistat.sliIntr;
- clk_cnt = jiffies;
+ /*
+ * Setup the ring 0 (els) timeout handler
+ */
+ timeout = phba->fc_ratov << 1;
+ phba->els_tmofunc.expires = jiffies + HZ * timeout;
+ add_timer(&phba->els_tmofunc);
+ lpfc_init_link(phba, pmb, phba->cfg_topology, phba->cfg_link_speed);
+ pmb->mbox_cmpl = lpfc_sli_def_mbox_cmpl;
if (lpfc_sli_issue_mbox(phba, pmb, MBX_NOWAIT) != MBX_SUCCESS) {
lpfc_printf_log(phba,
KERN_ERR,
writel(0xffffffff, phba->HAregaddr);
readl(phba->HAregaddr); /* flush */
- free_irq(phba->pcidev->irq, phba);
phba->hba_state = LPFC_HBA_ERROR;
mempool_free(pmb, phba->mbox_mem_pool);
return -EIO;
}
/* MBOX buffer will be freed in mbox compl */
- /*
- * Setup the ring 0 (els) timeout handler
- */
- timeout = phba->fc_ratov << 1;
-
- phba->els_tmofunc.expires = jiffies + HZ * timeout;
- add_timer(&phba->els_tmofunc);
-
- phba->fc_prevDID = Mask_DID;
- flogi_sent = 0;
i = 0;
while ((phba->hba_state != LPFC_HBA_READY) ||
(phba->num_disc_nodes) || (phba->fc_prli_sent) ||
((phba->fc_map_cnt == 0) && (i<2)) ||
- (psli->sliinit.sli_flag & LPFC_SLI_MBOX_ACTIVE)) {
+ (psli->sli_flag & LPFC_SLI_MBOX_ACTIVE)) {
/* Check every second for 30 retries. */
i++;
if (i > 30) {
}
/* Delay for 1 second to give discovery time to complete. */
- for (j = 0; j < 20; j++) {
- /* On some systems, the driver's attach/detect routines
- * are uninterruptible. Since the driver cannot predict
- * when this is true, just manually call the ISR every
- * 50 ms to service any interrupts.
- */
- msleep(50);
- if (isr_cnt == psli->slistat.sliIntr) {
- lpfc_sli_intr(phba);
- isr_cnt = psli->slistat.sliIntr;
- }
- }
- isr_cnt = psli->slistat.sliIntr;
+ msleep(1000);
- if (clk_cnt == jiffies) {
- /* REMOVE: IF THIS HAPPENS, SYSTEM CLOCK IS NOT RUNNING.
- * WE HAVE TO MANUALLY CALL OUR TIMEOUT ROUTINES.
- */
- clk_cnt = jiffies;
- }
}
/* Since num_disc_nodes keys off of PLOGI, delay a bit to let
* any potential PRLIs to flush thru the SLI sub-system.
*/
msleep(50);
- if (isr_cnt == psli->slistat.sliIntr) {
- lpfc_sli_intr(phba);
- }
return (0);
}
/* */
/************************************************************************/
void
-lpfc_handle_eratt(struct lpfc_hba * phba, uint32_t status)
+lpfc_handle_eratt(struct lpfc_hba * phba)
{
- struct lpfc_sli *psli;
+ struct lpfc_sli *psli = &phba->sli;
struct lpfc_sli_ring *pring;
- struct lpfc_iocbq *iocb, *next_iocb;
- IOCB_t *icmd = NULL, *cmd = NULL;
- struct lpfc_scsi_buf *lpfc_cmd;
- volatile uint32_t status1, status2;
- void *from_slim;
- unsigned long iflag;
- psli = &phba->sli;
- from_slim = ((uint8_t *)phba->MBslimaddr + 0xa8);
- status1 = readl( from_slim);
- from_slim = ((uint8_t *)phba->MBslimaddr + 0xac);
- status2 = readl( from_slim);
+ /*
+ * If a reset is sent to the HBA restore PCI configuration registers.
+ */
+ if ( phba->hba_state == LPFC_INIT_START ) {
+ mdelay(1);
+ readl(phba->HCregaddr); /* flush */
+ writel(0, phba->HCregaddr);
+ readl(phba->HCregaddr); /* flush */
- if (status & HS_FFER6) {
+ /* Restore PCI cmd register */
+ pci_write_config_word(phba->pcidev,
+ PCI_COMMAND, phba->pci_cfg_value);
+ }
+
+ if (phba->work_hs & HS_FFER6) {
/* Re-establishing Link */
- spin_lock_irqsave(phba->host->host_lock, iflag);
lpfc_printf_log(phba, KERN_INFO, LOG_LINK_EVENT,
"%d:1301 Re-establishing Link "
"Data: x%x x%x x%x\n",
- phba->brd_no, status, status1, status2);
+ 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;
+ spin_unlock_irq(phba->host->host_lock);
/*
* Firmware stops when it triggled erratt with HS_FFER6.
* retry it after re-establishing link.
*/
pring = &psli->ring[psli->fcp_ring];
+ lpfc_sli_abort_iocb_ring(phba, pring);
- list_for_each_entry_safe(iocb, next_iocb, &pring->txcmplq,
- list) {
- cmd = &iocb->iocb;
-
- /* Must be a FCP command */
- if ((cmd->ulpCommand != CMD_FCP_ICMND64_CR) &&
- (cmd->ulpCommand != CMD_FCP_IWRITE64_CR) &&
- (cmd->ulpCommand != CMD_FCP_IREAD64_CR)) {
- continue;
- }
-
- /* context1 MUST be a struct lpfc_scsi_buf */
- lpfc_cmd = (struct lpfc_scsi_buf *)(iocb->context1);
- if (lpfc_cmd == 0) {
- continue;
- }
-
- list_del(&iocb->list);
- pring->txcmplq_cnt--;
-
- if (iocb->iocb_cmpl) {
- icmd = &iocb->iocb;
- icmd->ulpStatus = IOSTAT_LOCAL_REJECT;
- icmd->un.ulpWord[4] = IOERR_SLI_ABORTED;
- (iocb->iocb_cmpl)(phba, iocb, iocb);
- } else {
- mempool_free( iocb, phba->iocb_mem_pool);
- }
- }
/*
* There was a firmware error. Take the hba offline and then
* attempt to restart it.
*/
- spin_unlock_irqrestore(phba->host->host_lock, iflag);
lpfc_offline(phba);
if (lpfc_online(phba) == 0) { /* Initialize the HBA */
mod_timer(&phba->fc_estabtmo, jiffies + HZ * 60);
lpfc_printf_log(phba, KERN_ERR, LOG_INIT,
"%d:0457 Adapter Hardware Error "
"Data: x%x x%x x%x\n",
- phba->brd_no, status, status1, status2);
+ phba->brd_no, phba->work_hs,
+ phba->work_status[0], phba->work_status[1]);
lpfc_offline(phba);
*/
scsi_unblock_requests(phba->host);
}
- return;
}
/************************************************************************/
void
lpfc_handle_latt(struct lpfc_hba * phba)
{
- struct lpfc_sli *psli;
+ struct lpfc_sli *psli = &phba->sli;
LPFC_MBOXQ_t *pmb;
volatile uint32_t control;
- unsigned long iflag;
+ struct lpfc_dmabuf *mp;
+ int rc = -ENOMEM;
+ pmb = (LPFC_MBOXQ_t *)mempool_alloc(phba->mbox_mem_pool, GFP_KERNEL);
+ if (!pmb)
+ goto lpfc_handle_latt_err_exit;
- spin_lock_irqsave(phba->host->host_lock, iflag);
+ mp = kmalloc(sizeof(struct lpfc_dmabuf), GFP_KERNEL);
+ if (!mp)
+ goto lpfc_handle_latt_free_pmb;
- /* called from host_interrupt, to process LATT */
- psli = &phba->sli;
- psli->slistat.linkEvent++;
-
- /* Get a buffer which will be used for mailbox commands */
- if ((pmb = (LPFC_MBOXQ_t *) mempool_alloc(phba->mbox_mem_pool,
- GFP_ATOMIC))) {
- if (lpfc_read_la(phba, pmb) == 0) {
- pmb->mbox_cmpl = lpfc_mbx_cmpl_read_la;
- if (lpfc_sli_issue_mbox
- (phba, pmb, (MBX_NOWAIT | MBX_STOP_IOCB))
- != MBX_NOT_FINISHED) {
- /* Turn off Link Attention interrupts until
- CLEAR_LA done */
- psli->sliinit.sli_flag &= ~LPFC_PROCESS_LA;
- control = readl(phba->HCregaddr);
- control &= ~HC_LAINT_ENA;
- writel(control, phba->HCregaddr);
- readl(phba->HCregaddr); /* flush */
-
- /* Clear Link Attention in HA REG */
- writel(HA_LATT, phba->HAregaddr);
- readl(phba->HAregaddr); /* flush */
- spin_unlock_irqrestore(phba->host->host_lock,
- iflag);
- return;
- } else {
- mempool_free(pmb, phba->mbox_mem_pool);
- }
- } else {
- mempool_free(pmb, phba->mbox_mem_pool);
- }
- }
+ mp->virt = lpfc_mbuf_alloc(phba, 0, &mp->phys);
+ if (!mp->virt)
+ goto lpfc_handle_latt_free_mp;
+
+ rc = -EIO;
+
+
+ psli->slistat.link_event++;
+ lpfc_read_la(phba, pmb, mp);
+ pmb->mbox_cmpl = lpfc_mbx_cmpl_read_la;
+ rc = lpfc_sli_issue_mbox (phba, pmb, (MBX_NOWAIT | MBX_STOP_IOCB));
+ if (rc == MBX_NOT_FINISHED)
+ goto lpfc_handle_latt_free_mp;
/* Clear Link Attention in HA REG */
+ spin_lock_irq(phba->host->host_lock);
writel(HA_LATT, phba->HAregaddr);
readl(phba->HAregaddr); /* flush */
+ spin_unlock_irq(phba->host->host_lock);
+
+ return;
+
+lpfc_handle_latt_free_mp:
+ kfree(mp);
+lpfc_handle_latt_free_pmb:
+ kfree(pmb);
+lpfc_handle_latt_err_exit:
+ /* Enable Link attention interrupts */
+ spin_lock_irq(phba->host->host_lock);
+ psli->sli_flag |= LPFC_PROCESS_LA;
+ control = readl(phba->HCregaddr);
+ control |= HC_LAINT_ENA;
+ writel(control, phba->HCregaddr);
+ readl(phba->HCregaddr); /* flush */
+
+ /* Clear Link Attention in HA REG */
+ writel(HA_LATT, phba->HAregaddr);
+ readl(phba->HAregaddr); /* flush */
+ spin_unlock_irq(phba->host->host_lock);
lpfc_linkdown(phba);
phba->hba_state = LPFC_HBA_ERROR;
- spin_unlock_irqrestore(phba->host->host_lock, iflag);
+
+ /* The other case is an error from issue_mbox */
+ if (rc == -ENOMEM)
+ lpfc_printf_log(phba,
+ KERN_WARNING,
+ LOG_MBOX,
+ "%d:0300 READ_LA: no buffers\n",
+ phba->brd_no);
+
return;
}
lpfc_parse_vpd(struct lpfc_hba * phba, uint8_t * vpd)
{
uint8_t lenlo, lenhi;
- uint8_t *Length;
+ uint32_t Length;
int i, j;
int finished = 0;
int index = 0;
+ if (!vpd)
+ return 0;
+
/* Vital Product */
lpfc_printf_log(phba,
KERN_INFO,
index += 1;
lenhi = vpd[index];
index += 1;
- i = ((((unsigned short)lenhi) << 8) + lenlo);
- do {
- /* Look for Serial Number */
- if ((vpd[index] == 'S')
- && (vpd[index + 1] == 'N')) {
- index += 2;
- Length = &vpd[index];
- index += 1;
- i = *Length;
- j = 0;
- while (i--) {
- phba->SerialNumber[j++] =
- vpd[index++];
- if (j == 31)
- break;
- }
- phba->SerialNumber[j] = 0;
- return (1);
- } else {
- index += 2;
- Length = &vpd[index];
- index += 1;
- j = (int)(*Length);
- index += j;
- i -= (3 + j);
+ Length = ((((unsigned short)lenhi) << 8) + lenlo);
+
+ while (Length > 0) {
+ /* Look for Serial Number */
+ if ((vpd[index] == 'S') && (vpd[index+1] == 'N')) {
+ index += 2;
+ i = vpd[index];
+ index += 1;
+ j = 0;
+ Length -= (3+i);
+ while(i--) {
+ phba->SerialNumber[j++] = vpd[index++];
+ if (j == 31)
+ break;
}
- } while (i > 0);
- finished = 0;
- break;
+ phba->SerialNumber[j] = 0;
+ continue;
+ }
+ else if ((vpd[index] == 'V') && (vpd[index+1] == '1')) {
+ phba->vpd_flag |= VPD_MODEL_DESC;
+ index += 2;
+ i = vpd[index];
+ index += 1;
+ j = 0;
+ Length -= (3+i);
+ while(i--) {
+ phba->ModelDesc[j++] = vpd[index++];
+ if (j == 255)
+ break;
+ }
+ phba->ModelDesc[j] = 0;
+ continue;
+ }
+ else if ((vpd[index] == 'V') && (vpd[index+1] == '2')) {
+ phba->vpd_flag |= VPD_MODEL_NAME;
+ index += 2;
+ i = vpd[index];
+ index += 1;
+ j = 0;
+ Length -= (3+i);
+ while(i--) {
+ phba->ModelName[j++] = vpd[index++];
+ if (j == 79)
+ break;
+ }
+ phba->ModelName[j] = 0;
+ continue;
+ }
+ else if ((vpd[index] == 'V') && (vpd[index+1] == '3')) {
+ phba->vpd_flag |= VPD_PROGRAM_TYPE;
+ index += 2;
+ i = vpd[index];
+ index += 1;
+ j = 0;
+ Length -= (3+i);
+ while(i--) {
+ phba->ProgramType[j++] = vpd[index++];
+ if (j == 255)
+ break;
+ }
+ phba->ProgramType[j] = 0;
+ continue;
+ }
+ else if ((vpd[index] == 'V') && (vpd[index+1] == '4')) {
+ phba->vpd_flag |= VPD_PORT;
+ index += 2;
+ i = vpd[index];
+ index += 1;
+ j = 0;
+ Length -= (3+i);
+ while(i--) {
+ phba->Port[j++] = vpd[index++];
+ if (j == 19)
+ break;
+ }
+ phba->Port[j] = 0;
+ continue;
+ }
+ else {
+ index += 2;
+ i = vpd[index];
+ index += 1;
+ index += i;
+ Length -= (3 + i);
+ }
+ }
+ finished = 0;
+ break;
case 0x78:
finished = 1;
break;
default:
- return (0);
+ index ++;
+ break;
}
- } while (!finished);
- return (1);
+ } while (!finished && (index < 108));
+
+ return(1);
+}
+
+static void
+lpfc_get_hba_model_desc(struct lpfc_hba * phba, uint8_t * mdp, uint8_t * descp)
+{
+ lpfc_vpd_t *vp;
+ uint32_t id;
+ char str[16];
+
+ vp = &phba->vpd;
+ pci_read_config_dword(phba->pcidev, PCI_VENDOR_ID, &id);
+
+ switch ((id >> 16) & 0xffff) {
+ case PCI_DEVICE_ID_SUPERFLY:
+ if (vp->rev.biuRev >= 1 && vp->rev.biuRev <= 3)
+ strcpy(str, "LP7000 1");
+ else
+ strcpy(str, "LP7000E 1");
+ break;
+ case PCI_DEVICE_ID_DRAGONFLY:
+ strcpy(str, "LP8000 1");
+ break;
+ case PCI_DEVICE_ID_CENTAUR:
+ if (FC_JEDEC_ID(vp->rev.biuRev) == CENTAUR_2G_JEDEC_ID)
+ strcpy(str, "LP9002 2");
+ else
+ strcpy(str, "LP9000 1");
+ break;
+ case PCI_DEVICE_ID_RFLY:
+ strcpy(str, "LP952 2");
+ break;
+ case PCI_DEVICE_ID_PEGASUS:
+ strcpy(str, "LP9802 2");
+ break;
+ case PCI_DEVICE_ID_THOR:
+ strcpy(str, "LP10000 2");
+ break;
+ case PCI_DEVICE_ID_VIPER:
+ strcpy(str, "LPX1000 10");
+ break;
+ case PCI_DEVICE_ID_PFLY:
+ strcpy(str, "LP982 2");
+ break;
+ case PCI_DEVICE_ID_TFLY:
+ strcpy(str, "LP1050 2");
+ break;
+ case PCI_DEVICE_ID_HELIOS:
+ strcpy(str, "LP11000 4");
+ break;
+ case PCI_DEVICE_ID_BMID:
+ strcpy(str, "LP1150 4");
+ break;
+ case PCI_DEVICE_ID_BSMB:
+ strcpy(str, "LP111 4");
+ break;
+ case PCI_DEVICE_ID_ZEPHYR:
+ strcpy(str, "LP11000e 4");
+ break;
+ case PCI_DEVICE_ID_ZMID:
+ strcpy(str, "LP1150e 4");
+ break;
+ case PCI_DEVICE_ID_ZSMB:
+ strcpy(str, "LP111e 4");
+ break;
+ case PCI_DEVICE_ID_LP101:
+ strcpy(str, "LP101 2");
+ break;
+ case PCI_DEVICE_ID_LP10000S:
+ strcpy(str, "LP10000-S 2");
+ break;
+ }
+ if (mdp)
+ sscanf(str, "%s", mdp);
+ if (descp)
+ sprintf(descp, "Emulex LightPulse %s Gigabit PCI Fibre "
+ "Channel Adapter", str);
}
/**************************************************/
int type)
{
IOCB_t *icmd;
- struct lpfc_iocbq *iocb;
+ struct list_head *lpfc_iocb_list = &phba->lpfc_iocb_list;
+ struct lpfc_iocbq *iocb = NULL;
struct lpfc_dmabuf *mp1, *mp2;
cnt += pring->missbufcnt;
/* While there are buffers to post */
while (cnt > 0) {
/* Allocate buffer for command iocb */
- if ((iocb = mempool_alloc(phba->iocb_mem_pool, GFP_ATOMIC))
- == 0) {
+ spin_lock_irq(phba->host->host_lock);
+ list_remove_head(lpfc_iocb_list, iocb, struct lpfc_iocbq, list);
+ spin_unlock_irq(phba->host->host_lock);
+ if (iocb == NULL) {
pring->missbufcnt = cnt;
- return (cnt);
+ return cnt;
}
memset(iocb, 0, sizeof (struct lpfc_iocbq));
icmd = &iocb->iocb;
/* 2 buffers can be posted per command */
/* Allocate buffer to post */
- mp1 = kmalloc(sizeof (struct lpfc_dmabuf), GFP_ATOMIC);
+ mp1 = kmalloc(sizeof (struct lpfc_dmabuf), GFP_KERNEL);
if (mp1)
mp1->virt = lpfc_mbuf_alloc(phba, MEM_PRI,
&mp1->phys);
if (mp1 == 0 || mp1->virt == 0) {
if (mp1)
kfree(mp1);
-
- mempool_free( iocb, phba->iocb_mem_pool);
+ spin_lock_irq(phba->host->host_lock);
+ list_add_tail(&iocb->list, lpfc_iocb_list);
+ spin_unlock_irq(phba->host->host_lock);
pring->missbufcnt = cnt;
- return (cnt);
+ return cnt;
}
INIT_LIST_HEAD(&mp1->list);
kfree(mp2);
lpfc_mbuf_free(phba, mp1->virt, mp1->phys);
kfree(mp1);
- mempool_free( iocb, phba->iocb_mem_pool);
+ spin_lock_irq(phba->host->host_lock);
+ list_add_tail(&iocb->list, lpfc_iocb_list);
+ spin_unlock_irq(phba->host->host_lock);
pring->missbufcnt = cnt;
- return (cnt);
+ return cnt;
}
INIT_LIST_HEAD(&mp2->list);
}
icmd->ulpCommand = CMD_QUE_RING_BUF64_CN;
- icmd->ulpIoTag = lpfc_sli_next_iotag(phba, pring);
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);
+ cnt++;
if (mp2) {
lpfc_mbuf_free(phba, mp2->virt, mp2->phys);
kfree(mp2);
+ cnt++;
}
- mempool_free( iocb, phba->iocb_mem_pool);
+ list_add_tail(&iocb->list, lpfc_iocb_list);
pring->missbufcnt = cnt;
- return (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) {
lpfc_sli_ringpostbuf_put(phba, pring, mp2);
}
}
pring->missbufcnt = 0;
- return (0);
+ return 0;
}
/************************************************************************/
uint32_t *HashWorking;
uint32_t *pwwnn = phba->wwnn;
- HashWorking = kmalloc(80 * sizeof(uint32_t), GFP_ATOMIC);
+ HashWorking = kmalloc(80 * sizeof(uint32_t), GFP_KERNEL);
if (!HashWorking)
return;
-
+
memset(HashWorking, 0, (80 * sizeof(uint32_t)));
HashWorking[0] = HashWorking[78] = *pwwnn++;
HashWorking[1] = HashWorking[79] = *pwwnn;
}
static void
-lpfc_consistent_bind_cleanup(struct lpfc_hba * phba)
-{
- struct lpfc_bindlist *bdlp, *next_bdlp;
-
- list_for_each_entry_safe(bdlp, next_bdlp,
- &phba->fc_nlpbind_list, nlp_listp) {
- list_del(&bdlp->nlp_listp);
- mempool_free( bdlp, phba->bind_mem_pool);
- }
- phba->fc_bind_cnt = 0;
-}
-
-void
lpfc_cleanup(struct lpfc_hba * phba, uint32_t save_bind)
{
struct lpfc_nodelist *ndlp, *next_ndlp;
lpfc_nlp_remove(phba, ndlp);
}
- if (save_bind == 0) {
- lpfc_consistent_bind_cleanup(phba);
- }
-
INIT_LIST_HEAD(&phba->fc_nlpmap_list);
INIT_LIST_HEAD(&phba->fc_nlpunmap_list);
INIT_LIST_HEAD(&phba->fc_unused_list);
return;
}
-void
+static void
lpfc_establish_link_tmo(unsigned long ptr)
{
struct lpfc_hba *phba = (struct lpfc_hba *)ptr;
unsigned long iflag;
- spin_lock_irqsave(phba->host->host_lock, 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);
}
+static int
+lpfc_stop_timer(struct lpfc_hba * phba)
+{
+ struct lpfc_sli *psli = &phba->sli;
+
+ /* Instead of a timer, this has been converted to a
+ * deferred procedding list.
+ */
+ while (!list_empty(&phba->freebufList)) {
+
+ struct lpfc_dmabuf *mp = NULL;
+
+ list_remove_head((&phba->freebufList), mp,
+ struct lpfc_dmabuf, list);
+ if (mp) {
+ lpfc_mbuf_free(phba, mp->virt, mp->phys);
+ kfree(mp);
+ }
+ }
+
+ 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);
+}
+
int
lpfc_online(struct lpfc_hba * phba)
{
if (lpfc_sli_hba_setup(phba)) /* Initialize the HBA */
return 1;
+ spin_lock_irq(phba->host->host_lock);
phba->fc_flag &= ~FC_OFFLINE_MODE;
+ spin_unlock_irq(phba->host->host_lock);
/*
* Restart all traffic to this host. Since the fc_transport block
}
/* stop all timers associated with this hba */
- spin_lock_irqsave(phba->host->host_lock, iflag);
lpfc_stop_timer(phba);
- spin_unlock_irqrestore(phba->host->host_lock, iflag);
+ phba->work_hba_events = 0;
lpfc_printf_log(phba,
KERN_WARNING,
now. */
lpfc_sli_hba_down(phba);
lpfc_cleanup(phba, 1);
+ spin_lock_irqsave(phba->host->host_lock, iflag);
phba->fc_flag |= FC_OFFLINE_MODE;
+ spin_unlock_irqrestore(phba->host->host_lock, iflag);
return 0;
}
/******************************************************************************
-* Function name : lpfc_scsi_free
+* Function name: lpfc_scsi_free
*
-* Description : Called from fc_detach to free scsi tgt / lun resources
+* Description: Called from lpfc_pci_remove_one free internal driver resources
*
******************************************************************************/
-int
+static int
lpfc_scsi_free(struct lpfc_hba * phba)
{
- struct lpfc_target *targetp;
- int i;
+ struct lpfc_scsi_buf *sb, *sb_next;
+ struct lpfc_iocbq *io, *io_next;
+
+ spin_lock_irq(phba->host->host_lock);
+ /* 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);
+ kfree(sb);
+ phba->total_scsi_bufs--;
+ }
- for (i = 0; i < MAX_FCP_TARGET; i++) {
- targetp = phba->device_queue_hash[i];
- if (targetp) {
- kfree(targetp);
- phba->device_queue_hash[i] = NULL;
- }
+ /* Release all the lpfc_iocbq entries maintained by this host. */
+ list_for_each_entry_safe(io, io_next, &phba->lpfc_iocb_list, list) {
+ list_del(&io->list);
+ kfree(io);
+ phba->total_iocbq_bufs--;
}
+
+ spin_unlock_irq(phba->host->host_lock);
+
return 0;
}
-static void
-lpfc_wakeup_event(struct lpfc_hba * phba, fcEVTHDR_t * ep)
-{
- ep->e_mode &= ~E_SLEEPING_MODE;
- switch (ep->e_mask) {
- case FC_REG_LINK_EVENT:
- wake_up_interruptible(&phba->linkevtwq);
- break;
- case FC_REG_RSCN_EVENT:
- wake_up_interruptible(&phba->rscnevtwq);
- break;
- case FC_REG_CT_EVENT:
- wake_up_interruptible(&phba->ctevtwq);
- break;
- }
- return;
-}
-int
-lpfc_put_event(struct lpfc_hba * phba, uint32_t evcode, uint32_t evdata0,
- void * evdata1, uint32_t evdata2, uint32_t evdata3)
+static int __devinit
+lpfc_pci_probe_one(struct pci_dev *pdev, const struct pci_device_id *pid)
{
- fcEVT_t *ep;
- fcEVTHDR_t *ehp = phba->fc_evt_head;
- int found = 0;
- void *fstype = NULL;
- struct lpfc_dmabuf *mp;
- struct lpfc_sli_ct_request *ctp;
- struct lpfc_hba_event *rec;
- uint32_t evtype;
+ struct Scsi_Host *host;
+ struct lpfc_hba *phba;
+ struct lpfc_sli *psli;
+ struct lpfc_iocbq *iocbq_entry = NULL, *iocbq_next = NULL;
+ unsigned long bar0map_len, bar2map_len;
+ int error = -ENODEV, retval;
+ int i;
+ u64 wwname;
+
+ if (pci_enable_device(pdev))
+ goto out;
+ if (pci_request_regions(pdev, LPFC_DRIVER_NAME))
+ goto out_disable_device;
+
+ host = scsi_host_alloc(&lpfc_template,
+ sizeof (struct lpfc_hba) + sizeof (unsigned long));
+ if (!host)
+ goto out_release_regions;
+
+ phba = (struct lpfc_hba*)host->hostdata;
+ memset(phba, 0, sizeof (struct lpfc_hba));
+ phba->link_stats = (void *)&phba[1];
+ phba->host = host;
+
+ 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;
+
+ 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->ctrspbuflist);
+ INIT_LIST_HEAD(&phba->rnidrspbuflist);
+ INIT_LIST_HEAD(&phba->freebufList);
+
+ /* 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;
+ psli = &phba->sli;
+ init_timer(&psli->mbox_tmo);
+ psli->mbox_tmo.function = lpfc_mbox_timeout;
+ psli->mbox_tmo.data = (unsigned long)phba;
- switch (evcode) {
- case HBA_EVENT_RSCN:
- evtype = FC_REG_RSCN_EVENT;
- break;
- case HBA_EVENT_LINK_DOWN:
- case HBA_EVENT_LINK_UP:
- evtype = FC_REG_LINK_EVENT;
- break;
- default:
- evtype = FC_REG_CT_EVENT;
- }
+ /*
+ * 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;
+
+ /* Initialize all internally managed lists. */
+ INIT_LIST_HEAD(&phba->fc_nlpmap_list);
+ INIT_LIST_HEAD(&phba->fc_nlpunmap_list);
+ INIT_LIST_HEAD(&phba->fc_unused_list);
+ INIT_LIST_HEAD(&phba->fc_plogi_list);
+ INIT_LIST_HEAD(&phba->fc_adisc_list);
+ INIT_LIST_HEAD(&phba->fc_reglogin_list);
+ INIT_LIST_HEAD(&phba->fc_prli_list);
+ INIT_LIST_HEAD(&phba->fc_npr_list);
+
+
+ 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);
- if (evtype == FC_REG_RSCN_EVENT || evtype == FC_REG_LINK_EVENT) {
- rec = &phba->hbaevt[phba->hba_event_put];
- rec->fc_eventcode = evcode;
- rec->fc_evdata1 = evdata0;
- rec->fc_evdata2 = (uint32_t)(unsigned long)evdata1;
- rec->fc_evdata3 = evdata2;
- rec->fc_evdata4 = evdata3;
-
- phba->hba_event_put++;
- if (phba->hba_event_put >= MAX_HBAEVT)
- phba->hba_event_put = 0;
-
- if (phba->hba_event_put == phba->hba_event_get) {
- phba->hba_event_missed++;
- phba->hba_event_get++;
- if (phba->hba_event_get >= MAX_HBAEVT)
- phba->hba_event_get = 0;
+ if (pci_set_dma_mask(phba->pcidev, DMA_64BIT_MASK) != 0)
+ if (pci_set_dma_mask(phba->pcidev, DMA_32BIT_MASK) != 0)
+ goto out_idr_remove;
+
+ /*
+ * Get the bus address of Bar0 and Bar2 and the number of bytes
+ * required by each mapping.
+ */
+ phba->pci_bar0_map = pci_resource_start(phba->pcidev, 0);
+ bar0map_len = pci_resource_len(phba->pcidev, 0);
+
+ phba->pci_bar2_map = pci_resource_start(phba->pcidev, 2);
+ bar2map_len = pci_resource_len(phba->pcidev, 2);
+
+ /* Map HBA SLIM and Control Registers to a kernel virtual address. */
+ phba->slim_memmap_p = ioremap(phba->pci_bar0_map, bar0map_len);
+ phba->ctrl_regs_memmap_p = ioremap(phba->pci_bar2_map, bar2map_len);
+
+ /* Allocate memory for SLI-2 structures */
+ phba->slim2p = dma_alloc_coherent(&phba->pcidev->dev, SLI2_SLIM_SIZE,
+ &phba->slim2p_mapping, GFP_KERNEL);
+ if (!phba->slim2p)
+ goto out_iounmap;
+
+
+ /* 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;
+
+ /* 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);
+ if (iocbq_entry == NULL) {
+ printk(KERN_ERR "%s: only allocated %d iocbs of "
+ "expected %d count. Unloading driver.\n",
+ __FUNCTION__, i, LPFC_IOCB_LIST_CNT);
+ error = -ENOMEM;
+ goto out_free_iocbq;
}
+
+ memset(iocbq_entry, 0, sizeof(struct lpfc_iocbq));
+ spin_lock_irq(phba->host->host_lock);
+ list_add(&iocbq_entry->list, &phba->lpfc_iocb_list);
+ phba->total_iocbq_bufs++;
+ spin_unlock_irq(phba->host->host_lock);
}
- if (evtype == FC_REG_CT_EVENT) {
- mp = (struct lpfc_dmabuf *) evdata1;
- ctp = (struct lpfc_sli_ct_request *) mp->virt;
- fstype = (void *)(ulong) (ctp->FsType);
+ /* Initialize HBA structure */
+ phba->fc_edtov = FF_DEF_EDTOV;
+ phba->fc_ratov = FF_DEF_RATOV;
+ phba->fc_altov = FF_DEF_ALTOV;
+ phba->fc_arbtov = FF_DEF_ARBTOV;
+
+ INIT_LIST_HEAD(&phba->work_list);
+ phba->work_ha_mask = (HA_ERATT|HA_MBATT|HA_LATT);
+ phba->work_ha_mask |= (HA_RXMASK << (LPFC_ELS_RING * 4));
+
+ /* Startup the kernel thread for this host adapter. */
+ phba->worker_thread = kthread_run(lpfc_do_work, phba,
+ "lpfc_worker_%d", phba->brd_no);
+ if (IS_ERR(phba->worker_thread)) {
+ error = PTR_ERR(phba->worker_thread);
+ goto out_free_iocbq;
}
- while (ehp && ((ehp->e_mask != evtype) || (ehp->e_type != fstype)))
- ehp = (fcEVTHDR_t *) ehp->e_next_header;
-
- if (!ehp)
- return (0);
-
- ep = ehp->e_head;
-
- while (ep && !(found)) {
- if (ep->evt_sleep) {
- switch (evtype) {
- case FC_REG_CT_EVENT:
- if ((ep->evt_type ==
- (void *)(ulong) FC_FSTYPE_ALL)
- || (ep->evt_type == fstype)) {
- found++;
- ep->evt_data0 = evdata0; /* tag */
- ep->evt_data1 = evdata1; /* buffer
- ptr */
- ep->evt_data2 = evdata2; /* count */
- ep->evt_sleep = 0;
- if (ehp->e_mode & E_SLEEPING_MODE) {
- ehp->e_flag |=
- E_GET_EVENT_ACTIVE;
- lpfc_wakeup_event(phba, ehp);
- }
- /* For FC_REG_CT_EVENT just give it to
- first one found */
- }
- break;
- default:
- found++;
- ep->evt_data0 = evdata0;
- ep->evt_data1 = evdata1;
- ep->evt_data2 = evdata2;
- ep->evt_sleep = 0;
- if ((ehp->e_mode & E_SLEEPING_MODE)
- && !(ehp->e_flag & E_GET_EVENT_ACTIVE)) {
- ehp->e_flag |= E_GET_EVENT_ACTIVE;
- lpfc_wakeup_event(phba, ehp);
- }
- /* For all other events, give it to every one
- waiting */
- break;
- }
- }
- ep = ep->evt_next;
+ /* We can rely on a queue depth attribute only after SLI 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. */
+ INIT_LIST_HEAD(&phba->lpfc_scsi_buf_list);
+
+ host->transportt = lpfc_transport_template;
+ host->hostdata[0] = (unsigned long)phba;
+ pci_set_drvdata(pdev, host);
+ error = scsi_add_host(host, &pdev->dev);
+ if (error)
+ goto out_kthread_stop;
+
+ error = lpfc_alloc_sysfs_attr(phba);
+ if (error)
+ goto out_kthread_stop;
+
+ error = request_irq(phba->pcidev->irq, lpfc_intr_handler, SA_SHIRQ,
+ 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_free_sysfs_attr;
}
- if (evtype == FC_REG_LINK_EVENT)
- phba->nport_event_cnt++;
+ 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;
+
+ error = lpfc_sli_hba_setup(phba);
+ if (error)
+ goto out_free_irq;
+
+ /*
+ * set fixed host attributes
+ * Must done after lpfc_sli_hba_setup()
+ */
+
+ memcpy(&wwname, &phba->fc_nodename, sizeof(u64));
+ fc_host_node_name(host) = be64_to_cpu(wwname);
+ memcpy(&wwname, &phba->fc_portname, sizeof(u64));
+ fc_host_port_name(host) = be64_to_cpu(wwname);
+ fc_host_supported_classes(host) = FC_COS_CLASS3;
+
+ memset(fc_host_supported_fc4s(host), 0,
+ sizeof(fc_host_supported_fc4s(host)));
+ fc_host_supported_fc4s(host)[2] = 1;
+ fc_host_supported_fc4s(host)[7] = 1;
- return (found);
+ lpfc_get_hba_sym_node_name(phba, fc_host_symbolic_name(host));
+
+ fc_host_supported_speeds(host) = 0;
+ switch (FC_JEDEC_ID(phba->vpd.rev.biuRev)) {
+ case VIPER_JEDEC_ID:
+ fc_host_supported_speeds(host) |= FC_PORTSPEED_10GBIT;
+ break;
+ case HELIOS_JEDEC_ID:
+ fc_host_supported_speeds(host) |= FC_PORTSPEED_4GBIT;
+ /* Fall through */
+ case CENTAUR_2G_JEDEC_ID:
+ case PEGASUS_JEDEC_ID:
+ case THOR_JEDEC_ID:
+ fc_host_supported_speeds(host) |= FC_PORTSPEED_2GBIT;
+ /* Fall through */
+ default:
+ fc_host_supported_speeds(host) = FC_PORTSPEED_1GBIT;
+ }
+
+ fc_host_maxframe_size(host) =
+ ((((uint32_t) phba->fc_sparam.cmn.bbRcvSizeMsb & 0x0F) << 8) |
+ (uint32_t) phba->fc_sparam.cmn.bbRcvSizeLsb);
+
+ /* This value is also unchanging */
+ memset(fc_host_active_fc4s(host), 0,
+ sizeof(fc_host_active_fc4s(host)));
+ fc_host_active_fc4s(host)[2] = 1;
+ fc_host_active_fc4s(host)[7] = 1;
+
+ spin_lock_irq(phba->host->host_lock);
+ phba->fc_flag &= ~FC_LOADING;
+ spin_unlock_irq(phba->host->host_lock);
+ return 0;
+
+out_free_irq:
+ lpfc_stop_timer(phba);
+ phba->work_hba_events = 0;
+ free_irq(phba->pcidev->irq, phba);
+out_free_sysfs_attr:
+ lpfc_free_sysfs_attr(phba);
+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_slim:
+ dma_free_coherent(&pdev->dev, SLI2_SLIM_SIZE, phba->slim2p,
+ phba->slim2p_mapping);
+out_iounmap:
+ iounmap(phba->ctrl_regs_memmap_p);
+ iounmap(phba->slim_memmap_p);
+out_idr_remove:
+ idr_remove(&lpfc_hba_index, phba->brd_no);
+out_put_host:
+ scsi_host_put(host);
+out_release_regions:
+ pci_release_regions(pdev);
+out_disable_device:
+ pci_disable_device(pdev);
+out:
+ return error;
}
-int
-lpfc_stop_timer(struct lpfc_hba * phba)
+static void __devexit
+lpfc_pci_remove_one(struct pci_dev *pdev)
{
- struct lpfc_sli *psli = &phba->sli;
+ struct Scsi_Host *host = pci_get_drvdata(pdev);
+ struct lpfc_hba *phba = (struct lpfc_hba *)host->hostdata[0];
+ unsigned long iflag;
- /* Instead of a timer, this has been converted to a
- * deferred procedding list.
+ lpfc_free_sysfs_attr(phba);
+
+ spin_lock_irqsave(phba->host->host_lock, iflag);
+ phba->fc_flag |= FC_UNLOADING;
+
+ spin_unlock_irqrestore(phba->host->host_lock, iflag);
+
+ fc_remove_host(phba->host);
+ scsi_remove_host(phba->host);
+
+ kthread_stop(phba->worker_thread);
+
+ /*
+ * Bring down the SLI Layer. This step disable all interrupts,
+ * clears the rings, discards all mailbox commands, and resets
+ * the HBA.
*/
- while (!list_empty(&phba->freebufList)) {
- struct lpfc_dmabuf *mp;
+ lpfc_sli_hba_down(phba);
- mp = (struct lpfc_dmabuf *)(phba->freebufList.next);
- if (mp) {
- lpfc_mbuf_free(phba, mp->virt, mp->phys);
- list_del(&mp->list);
- kfree(mp);
- }
- }
+ /* Release the irq reservation */
+ free_irq(phba->pcidev->irq, phba);
- del_timer_sync(&phba->fc_estabtmo);
- del_timer_sync(&phba->fc_disctmo);
- del_timer_sync(&phba->fc_scantmo);
- del_timer_sync(&phba->fc_fdmitmo);
- del_timer_sync(&phba->els_tmofunc);
- psli = &phba->sli;
- del_timer_sync(&psli->mbox_tmo);
- return(1);
+ lpfc_cleanup(phba, 0);
+ lpfc_stop_timer(phba);
+ phba->work_hba_events = 0;
+
+ /*
+ * Call scsi_free before mem_free since scsi bufs are released to their
+ * corresponding pools here.
+ */
+ lpfc_scsi_free(phba);
+ lpfc_mem_free(phba);
+
+ /* 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);
+
+ pci_release_regions(phba->pcidev);
+ pci_disable_device(phba->pcidev);
+
+ idr_remove(&lpfc_hba_index, phba->brd_no);
+ scsi_host_put(phba->host);
+
+ pci_set_drvdata(pdev, NULL);
}
+
+static struct pci_device_id lpfc_id_table[] = {
+ {PCI_VENDOR_ID_EMULEX, PCI_DEVICE_ID_VIPER,
+ PCI_ANY_ID, PCI_ANY_ID, },
+ {PCI_VENDOR_ID_EMULEX, PCI_DEVICE_ID_THOR,
+ PCI_ANY_ID, PCI_ANY_ID, },
+ {PCI_VENDOR_ID_EMULEX, PCI_DEVICE_ID_PEGASUS,
+ PCI_ANY_ID, PCI_ANY_ID, },
+ {PCI_VENDOR_ID_EMULEX, PCI_DEVICE_ID_CENTAUR,
+ PCI_ANY_ID, PCI_ANY_ID, },
+ {PCI_VENDOR_ID_EMULEX, PCI_DEVICE_ID_DRAGONFLY,
+ PCI_ANY_ID, PCI_ANY_ID, },
+ {PCI_VENDOR_ID_EMULEX, PCI_DEVICE_ID_SUPERFLY,
+ PCI_ANY_ID, PCI_ANY_ID, },
+ {PCI_VENDOR_ID_EMULEX, PCI_DEVICE_ID_RFLY,
+ PCI_ANY_ID, PCI_ANY_ID, },
+ {PCI_VENDOR_ID_EMULEX, PCI_DEVICE_ID_PFLY,
+ PCI_ANY_ID, PCI_ANY_ID, },
+ {PCI_VENDOR_ID_EMULEX, PCI_DEVICE_ID_HELIOS,
+ PCI_ANY_ID, PCI_ANY_ID, },
+ {PCI_VENDOR_ID_EMULEX, PCI_DEVICE_ID_BMID,
+ PCI_ANY_ID, PCI_ANY_ID, },
+ {PCI_VENDOR_ID_EMULEX, PCI_DEVICE_ID_BSMB,
+ PCI_ANY_ID, PCI_ANY_ID, },
+ {PCI_VENDOR_ID_EMULEX, PCI_DEVICE_ID_ZEPHYR,
+ PCI_ANY_ID, PCI_ANY_ID, },
+ {PCI_VENDOR_ID_EMULEX, PCI_DEVICE_ID_ZMID,
+ PCI_ANY_ID, PCI_ANY_ID, },
+ {PCI_VENDOR_ID_EMULEX, PCI_DEVICE_ID_ZSMB,
+ PCI_ANY_ID, PCI_ANY_ID, },
+ {PCI_VENDOR_ID_EMULEX, PCI_DEVICE_ID_TFLY,
+ PCI_ANY_ID, PCI_ANY_ID, },
+ {PCI_VENDOR_ID_EMULEX, PCI_DEVICE_ID_LP101,
+ PCI_ANY_ID, PCI_ANY_ID, },
+ {PCI_VENDOR_ID_EMULEX, PCI_DEVICE_ID_LP10000S,
+ PCI_ANY_ID, PCI_ANY_ID, },
+ { 0 }
+};
+
+MODULE_DEVICE_TABLE(pci, lpfc_id_table);
+
+static struct pci_driver lpfc_driver = {
+ .name = LPFC_DRIVER_NAME,
+ .id_table = lpfc_id_table,
+ .probe = lpfc_pci_probe_one,
+ .remove = __devexit_p(lpfc_pci_remove_one),
+};
+
+static int __init
+lpfc_init(void)
+{
+ int error = 0;
+
+ printk(LPFC_MODULE_DESC "\n");
+
+ lpfc_transport_template =
+ fc_attach_transport(&lpfc_transport_functions);
+ if (!lpfc_transport_template)
+ return -ENOMEM;
+ error = pci_register_driver(&lpfc_driver);
+ if (error)
+ fc_release_transport(lpfc_transport_template);
+
+ return error;
+}
+
+static void __exit
+lpfc_exit(void)
+{
+ pci_unregister_driver(&lpfc_driver);
+ fc_release_transport(lpfc_transport_template);
+}
+
+module_init(lpfc_init);
+module_exit(lpfc_exit);
+MODULE_LICENSE("GPL");
+MODULE_DESCRIPTION(LPFC_MODULE_DESC);
+MODULE_AUTHOR("Emulex Corporation - tech.support@emulex.com");
+MODULE_VERSION("0:" LPFC_DRIVER_VERSION);
git://git.onelab.eu / linux-2.6.git / blobdiff