aboutsummaryrefslogtreecommitdiffstats
path: root/drivers/scsi/lpfc/lpfc_init.c
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/scsi/lpfc/lpfc_init.c')
-rw-r--r--drivers/scsi/lpfc/lpfc_init.c265
1 files changed, 170 insertions, 95 deletions
diff --git a/drivers/scsi/lpfc/lpfc_init.c b/drivers/scsi/lpfc/lpfc_init.c
index b7a603a45328..66d5d003555d 100644
--- a/drivers/scsi/lpfc/lpfc_init.c
+++ b/drivers/scsi/lpfc/lpfc_init.c
@@ -1,7 +1,7 @@
/*******************************************************************
* This file is part of the Emulex Linux Device Driver for *
* Fibre Channel Host Bus Adapters. *
- * Copyright (C) 2004-2005 Emulex. All rights reserved. *
+ * Copyright (C) 2004-2006 Emulex. All rights reserved. *
* EMULEX and SLI are trademarks of Emulex. *
* www.emulex.com *
* Portions Copyright (C) 2004-2005 Christoph Hellwig *
@@ -42,7 +42,7 @@
#include "lpfc_crtn.h"
#include "lpfc_version.h"
-static int lpfc_parse_vpd(struct lpfc_hba *, uint8_t *);
+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 *);
@@ -161,9 +161,6 @@ lpfc_config_port_prep(struct lpfc_hba * phba)
memcpy(phba->RandomData, (char *)&mb->un.varWords[24],
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 */
pmb->context2 = kmalloc(DMP_RSP_SIZE, GFP_KERNEL);
if (!pmb->context2)
@@ -182,16 +179,15 @@ lpfc_config_port_prep(struct lpfc_hba * phba)
"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;
+ mb->un.varDmp.word_cnt = 0;
}
-
+ 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);
offset += mb->un.varDmp.word_cnt;
- } while (mb->un.varDmp.word_cnt);
- lpfc_parse_vpd(phba, lpfc_vpd_data);
+ } while (mb->un.varDmp.word_cnt && offset < DMP_VPD_SIZE);
+ lpfc_parse_vpd(phba, lpfc_vpd_data, offset);
kfree(lpfc_vpd_data);
out_free_context2:
@@ -327,13 +323,22 @@ lpfc_config_port_post(struct lpfc_hba * phba)
mb->un.varRdConfig.max_xri + 1;
phba->lmt = mb->un.varRdConfig.lmt;
- /* HBA is not 4GB capable, or HBA is not 2GB capable,
- 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->cfg_link_speed > LINK_SPEED_1G))) {
- /* Reset link speed to auto. 1G/2GB HBA cfg'd for 4G */
+
+ /* Get the default values for Model Name and Description */
+ lpfc_get_hba_model_desc(phba, phba->ModelName, phba->ModelDesc);
+
+ if ((phba->cfg_link_speed > LINK_SPEED_10G)
+ || ((phba->cfg_link_speed == LINK_SPEED_1G)
+ && !(phba->lmt & LMT_1Gb))
+ || ((phba->cfg_link_speed == LINK_SPEED_2G)
+ && !(phba->lmt & LMT_2Gb))
+ || ((phba->cfg_link_speed == LINK_SPEED_4G)
+ && !(phba->lmt & LMT_4Gb))
+ || ((phba->cfg_link_speed == LINK_SPEED_8G)
+ && !(phba->lmt & LMT_8Gb))
+ || ((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,
@@ -464,6 +469,40 @@ lpfc_hba_down_prep(struct lpfc_hba * phba)
/************************************************************************/
/* */
+/* lpfc_hba_down_post */
+/* This routine will do uninitialization after the HBA is reset */
+/* when bringing down the SLI Layer. */
+/* This routine returns 0 on success. Any other return value */
+/* indicates an error. */
+/* */
+/************************************************************************/
+int
+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);
+ }
+
+ for (i = 0; i < psli->num_rings; i++) {
+ pring = &psli->ring[i];
+ lpfc_sli_abort_iocb_ring(phba, pring);
+ }
+
+ return 0;
+}
+
+/************************************************************************/
+/* */
/* lpfc_handle_eratt */
/* This routine will handle processing a Host Attention */
/* Error Status event. This will be initialized */
@@ -476,20 +515,6 @@ lpfc_handle_eratt(struct lpfc_hba * phba)
struct lpfc_sli *psli = &phba->sli;
struct lpfc_sli_ring *pring;
- /*
- * 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 */
-
- /* 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 */
lpfc_printf_log(phba, KERN_INFO, LOG_LINK_EVENT,
@@ -499,6 +524,7 @@ lpfc_handle_eratt(struct lpfc_hba * phba)
phba->work_status[0], phba->work_status[1]);
spin_lock_irq(phba->host->host_lock);
phba->fc_flag |= FC_ESTABLISH_LINK;
+ psli->sli_flag &= ~LPFC_SLI2_ACTIVE;
spin_unlock_irq(phba->host->host_lock);
/*
@@ -516,6 +542,7 @@ lpfc_handle_eratt(struct lpfc_hba * phba)
* attempt to restart it.
*/
lpfc_offline(phba);
+ lpfc_sli_brdrestart(phba);
if (lpfc_online(phba) == 0) { /* Initialize the HBA */
mod_timer(&phba->fc_estabtmo, jiffies + HZ * 60);
return;
@@ -531,8 +558,10 @@ lpfc_handle_eratt(struct lpfc_hba * phba)
phba->brd_no, phba->work_hs,
phba->work_status[0], phba->work_status[1]);
+ psli->sli_flag &= ~LPFC_SLI2_ACTIVE;
lpfc_offline(phba);
-
+ phba->hba_state = LPFC_HBA_ERROR;
+ lpfc_hba_down_post(phba);
}
}
@@ -623,7 +652,7 @@ lpfc_handle_latt_err_exit:
/* */
/************************************************************************/
static int
-lpfc_parse_vpd(struct lpfc_hba * phba, uint8_t * vpd)
+lpfc_parse_vpd(struct lpfc_hba * phba, uint8_t * vpd, int len)
{
uint8_t lenlo, lenhi;
uint32_t Length;
@@ -642,9 +671,10 @@ lpfc_parse_vpd(struct lpfc_hba * phba, uint8_t * vpd)
phba->brd_no,
(uint32_t) vpd[0], (uint32_t) vpd[1], (uint32_t) vpd[2],
(uint32_t) vpd[3]);
- do {
+ while (!finished && (index < (len - 4))) {
switch (vpd[index]) {
case 0x82:
+ case 0x91:
index += 1;
lenlo = vpd[index];
index += 1;
@@ -660,7 +690,8 @@ lpfc_parse_vpd(struct lpfc_hba * phba, uint8_t * vpd)
lenhi = vpd[index];
index += 1;
Length = ((((unsigned short)lenhi) << 8) + lenlo);
-
+ if (Length > len - index)
+ Length = len - index;
while (Length > 0) {
/* Look for Serial Number */
if ((vpd[index] == 'S') && (vpd[index+1] == 'N')) {
@@ -754,7 +785,7 @@ lpfc_parse_vpd(struct lpfc_hba * phba, uint8_t * vpd)
index ++;
break;
}
- } while (!finished && (index < 108));
+ }
return(1);
}
@@ -765,137 +796,173 @@ 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;
uint16_t dev_subid = phba->pcidev->subsystem_device;
- uint8_t hdrtype = phba->pcidev->hdr_type;
- char *model_str = "";
+ uint8_t hdrtype;
+ int max_speed;
+ char * ports;
+ struct {
+ char * name;
+ int max_speed;
+ char * ports;
+ char * bus;
+ } m;
+
+ pci_read_config_byte(phba->pcidev, PCI_HEADER_TYPE, &hdrtype);
+ ports = (hdrtype == 0x80) ? "2-port " : "";
+ if (mdp && mdp[0] != '\0'
+ && descp && descp[0] != '\0')
+ return;
+
+ if (phba->lmt & LMT_10Gb)
+ max_speed = 10;
+ else if (phba->lmt & LMT_8Gb)
+ max_speed = 8;
+ else if (phba->lmt & LMT_4Gb)
+ max_speed = 4;
+ else if (phba->lmt & LMT_2Gb)
+ max_speed = 2;
+ else
+ max_speed = 1;
vp = &phba->vpd;
switch (dev_id) {
case PCI_DEVICE_ID_FIREFLY:
- model_str = "LP6000 1Gb PCI";
+ m = (typeof(m)){"LP6000", max_speed, "", "PCI"};
break;
case PCI_DEVICE_ID_SUPERFLY:
if (vp->rev.biuRev >= 1 && vp->rev.biuRev <= 3)
- model_str = "LP7000 1Gb PCI";
+ m = (typeof(m)){"LP7000", max_speed, "", "PCI"};
else
- model_str = "LP7000E 1Gb PCI";
+ m = (typeof(m)){"LP7000E", max_speed, "", "PCI"};
break;
case PCI_DEVICE_ID_DRAGONFLY:
- model_str = "LP8000 1Gb PCI";
+ m = (typeof(m)){"LP8000", max_speed, "", "PCI"};
break;
case PCI_DEVICE_ID_CENTAUR:
if (FC_JEDEC_ID(vp->rev.biuRev) == CENTAUR_2G_JEDEC_ID)
- model_str = "LP9002 2Gb PCI";
+ m = (typeof(m)){"LP9002", max_speed, "", "PCI"};
else
- model_str = "LP9000 1Gb PCI";
+ m = (typeof(m)){"LP9000", max_speed, "", "PCI"};
break;
case PCI_DEVICE_ID_RFLY:
- model_str = "LP952 2Gb PCI";
+ m = (typeof(m)){"LP952", max_speed, "", "PCI"};
break;
case PCI_DEVICE_ID_PEGASUS:
- model_str = "LP9802 2Gb PCI-X";
+ m = (typeof(m)){"LP9802", max_speed, "", "PCI-X"};
break;
case PCI_DEVICE_ID_THOR:
if (hdrtype == 0x80)
- model_str = "LP10000DC 2Gb 2-port PCI-X";
+ m = (typeof(m)){"LP10000DC",
+ max_speed, ports, "PCI-X"};
else
- model_str = "LP10000 2Gb PCI-X";
+ m = (typeof(m)){"LP10000",
+ max_speed, ports, "PCI-X"};
break;
case PCI_DEVICE_ID_VIPER:
- model_str = "LPX1000 10Gb PCI-X";
+ m = (typeof(m)){"LPX1000", max_speed, "", "PCI-X"};
break;
case PCI_DEVICE_ID_PFLY:
- model_str = "LP982 2Gb PCI-X";
+ m = (typeof(m)){"LP982", max_speed, "", "PCI-X"};
break;
case PCI_DEVICE_ID_TFLY:
if (hdrtype == 0x80)
- model_str = "LP1050DC 2Gb 2-port PCI-X";
+ m = (typeof(m)){"LP1050DC", max_speed, ports, "PCI-X"};
else
- model_str = "LP1050 2Gb PCI-X";
+ m = (typeof(m)){"LP1050", max_speed, ports, "PCI-X"};
break;
case PCI_DEVICE_ID_HELIOS:
if (hdrtype == 0x80)
- model_str = "LP11002 4Gb 2-port PCI-X2";
+ m = (typeof(m)){"LP11002", max_speed, ports, "PCI-X2"};
else
- model_str = "LP11000 4Gb PCI-X2";
+ m = (typeof(m)){"LP11000", max_speed, ports, "PCI-X2"};
break;
case PCI_DEVICE_ID_HELIOS_SCSP:
- model_str = "LP11000-SP 4Gb PCI-X2";
+ m = (typeof(m)){"LP11000-SP", max_speed, ports, "PCI-X2"};
break;
case PCI_DEVICE_ID_HELIOS_DCSP:
- model_str = "LP11002-SP 4Gb 2-port PCI-X2";
+ m = (typeof(m)){"LP11002-SP", max_speed, ports, "PCI-X2"};
break;
case PCI_DEVICE_ID_NEPTUNE:
if (hdrtype == 0x80)
- model_str = "LPe1002 4Gb 2-port";
+ m = (typeof(m)){"LPe1002", max_speed, ports, "PCIe"};
else
- model_str = "LPe1000 4Gb PCIe";
+ m = (typeof(m)){"LPe1000", max_speed, ports, "PCIe"};
break;
case PCI_DEVICE_ID_NEPTUNE_SCSP:
- model_str = "LPe1000-SP 4Gb PCIe";
+ m = (typeof(m)){"LPe1000-SP", max_speed, ports, "PCIe"};
break;
case PCI_DEVICE_ID_NEPTUNE_DCSP:
- model_str = "LPe1002-SP 4Gb 2-port PCIe";
+ m = (typeof(m)){"LPe1002-SP", max_speed, ports, "PCIe"};
break;
case PCI_DEVICE_ID_BMID:
- model_str = "LP1150 4Gb PCI-X2";
+ m = (typeof(m)){"LP1150", max_speed, ports, "PCI-X2"};
break;
case PCI_DEVICE_ID_BSMB:
- model_str = "LP111 4Gb PCI-X2";
+ m = (typeof(m)){"LP111", max_speed, ports, "PCI-X2"};
break;
case PCI_DEVICE_ID_ZEPHYR:
if (hdrtype == 0x80)
- model_str = "LPe11002 4Gb 2-port PCIe";
+ m = (typeof(m)){"LPe11002", max_speed, ports, "PCIe"};
else
- model_str = "LPe11000 4Gb PCIe";
+ m = (typeof(m)){"LPe11000", max_speed, ports, "PCIe"};
break;
case PCI_DEVICE_ID_ZEPHYR_SCSP:
- model_str = "LPe11000-SP 4Gb PCIe";
+ m = (typeof(m)){"LPe11000", max_speed, ports, "PCIe"};
break;
case PCI_DEVICE_ID_ZEPHYR_DCSP:
- model_str = "LPe11002-SP 4Gb 2-port PCIe";
+ m = (typeof(m)){"LPe11002-SP", max_speed, ports, "PCIe"};
break;
case PCI_DEVICE_ID_ZMID:
- model_str = "LPe1150 4Gb PCIe";
+ m = (typeof(m)){"LPe1150", max_speed, ports, "PCIe"};
break;
case PCI_DEVICE_ID_ZSMB:
- model_str = "LPe111 4Gb PCIe";
+ m = (typeof(m)){"LPe111", max_speed, ports, "PCIe"};
break;
case PCI_DEVICE_ID_LP101:
- model_str = "LP101 2Gb PCI-X";
+ m = (typeof(m)){"LP101", max_speed, ports, "PCI-X"};
break;
case PCI_DEVICE_ID_LP10000S:
- model_str = "LP10000-S 2Gb PCI";
+ m = (typeof(m)){"LP10000-S", max_speed, ports, "PCI"};
break;
case PCI_DEVICE_ID_LP11000S:
case PCI_DEVICE_ID_LPE11000S:
switch (dev_subid) {
case PCI_SUBSYSTEM_ID_LP11000S:
- model_str = "LP11002-S 4Gb PCI-X2";
+ m = (typeof(m)){"LP11000-S", max_speed,
+ ports, "PCI-X2"};
break;
case PCI_SUBSYSTEM_ID_LP11002S:
- model_str = "LP11000-S 4Gb 2-port PCI-X2";
+ m = (typeof(m)){"LP11002-S", max_speed,
+ ports, "PCI-X2"};
break;
case PCI_SUBSYSTEM_ID_LPE11000S:
- model_str = "LPe11002-S 4Gb PCIe";
+ m = (typeof(m)){"LPe11000-S", max_speed,
+ ports, "PCIe"};
break;
case PCI_SUBSYSTEM_ID_LPE11002S:
- model_str = "LPe11002-S 4Gb 2-port PCIe";
+ m = (typeof(m)){"LPe11002-S", max_speed,
+ ports, "PCIe"};
break;
case PCI_SUBSYSTEM_ID_LPE11010S:
- model_str = "LPe11010-S 4Gb 10-port PCIe";
+ m = (typeof(m)){"LPe11010-S", max_speed,
+ "10-port ", "PCIe"};
break;
default:
+ m = (typeof(m)){ 0 };
break;
}
break;
default:
+ m = (typeof(m)){ 0 };
break;
}
- if (mdp)
- sscanf(model_str, "%s", mdp);
- if (descp)
- sprintf(descp, "Emulex %s Fibre Channel Adapter", model_str);
+
+ if (mdp && mdp[0] == '\0')
+ snprintf(mdp, 79,"%s", m.name);
+ if (descp && descp[0] == '\0')
+ snprintf(descp, 255,
+ "Emulex %s %dGb %s%s Fibre Channel Adapter",
+ m.name, m.max_speed, m.ports, m.bus);
}
/**************************************************/
@@ -1462,9 +1529,23 @@ lpfc_pci_probe_one(struct pci_dev *pdev, const struct pci_device_id *pid)
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. */
+ /* Map HBA SLIM to a kernel virtual address. */
phba->slim_memmap_p = ioremap(phba->pci_bar0_map, bar0map_len);
+ if (!phba->slim_memmap_p) {
+ error = -ENODEV;
+ dev_printk(KERN_ERR, &pdev->dev,
+ "ioremap failed for SLIM memory.\n");
+ goto out_idr_remove;
+ }
+
+ /* Map HBA Control Registers to a kernel virtual address. */
phba->ctrl_regs_memmap_p = ioremap(phba->pci_bar2_map, bar2map_len);
+ if (!phba->ctrl_regs_memmap_p) {
+ error = -ENODEV;
+ dev_printk(KERN_ERR, &pdev->dev,
+ "ioremap failed for HBA control registers.\n");
+ goto out_iounmap_slim;
+ }
/* Allocate memory for SLI-2 structures */
phba->slim2p = dma_alloc_coherent(&phba->pcidev->dev, SLI2_SLIM_SIZE,
@@ -1539,7 +1620,6 @@ lpfc_pci_probe_one(struct pci_dev *pdev, const struct pci_device_id *pid)
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)
@@ -1590,21 +1670,14 @@ lpfc_pci_probe_one(struct pci_dev *pdev, const struct pci_device_id *pid)
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:
+ if (phba->lmt & LMT_10Gb)
fc_host_supported_speeds(host) |= FC_PORTSPEED_10GBIT;
- break;
- case HELIOS_JEDEC_ID:
+ if (phba->lmt & LMT_4Gb)
fc_host_supported_speeds(host) |= FC_PORTSPEED_4GBIT;
- /* Fall through */
- case CENTAUR_2G_JEDEC_ID:
- case PEGASUS_JEDEC_ID:
- case THOR_JEDEC_ID:
+ if (phba->lmt & LMT_2Gb)
fc_host_supported_speeds(host) |= FC_PORTSPEED_2GBIT;
- /* Fall through */
- default:
- fc_host_supported_speeds(host) = FC_PORTSPEED_1GBIT;
- }
+ if (phba->lmt & LMT_1Gb)
+ fc_host_supported_speeds(host) |= FC_PORTSPEED_1GBIT;
fc_host_maxframe_size(host) =
((((uint32_t) phba->fc_sparam.cmn.bbRcvSizeMsb & 0x0F) << 8) |
@@ -1643,6 +1716,7 @@ out_free_slim:
phba->slim2p_mapping);
out_iounmap:
iounmap(phba->ctrl_regs_memmap_p);
+out_iounmap_slim:
iounmap(phba->slim_memmap_p);
out_idr_remove:
idr_remove(&lpfc_hba_index, phba->brd_no);
@@ -1660,7 +1734,7 @@ 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[0];
+ struct lpfc_hba *phba = (struct lpfc_hba *)host->hostdata;
unsigned long iflag;
lpfc_free_sysfs_attr(phba);
@@ -1681,6 +1755,7 @@ lpfc_pci_remove_one(struct pci_dev *pdev)
* the HBA.
*/
lpfc_sli_hba_down(phba);
+ lpfc_sli_brdrestart(phba);
/* Release the irq reservation */
free_irq(phba->pcidev->irq, phba);
Copyright © 1996 – 2023 Jason A. Donenfeld. All Rights Reverse Engineered.