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path: root/drivers/scsi/bfa/bfad.c
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Diffstat (limited to 'drivers/scsi/bfa/bfad.c')
-rw-r--r--drivers/scsi/bfa/bfad.c295
1 files changed, 154 insertions, 141 deletions
diff --git a/drivers/scsi/bfa/bfad.c b/drivers/scsi/bfa/bfad.c
index 59b5e9b61d71..beb30a748ea5 100644
--- a/drivers/scsi/bfa/bfad.c
+++ b/drivers/scsi/bfa/bfad.c
@@ -56,14 +56,15 @@ int fdmi_enable = BFA_TRUE;
int pcie_max_read_reqsz;
int bfa_debugfs_enable = 1;
int msix_disable_cb = 0, msix_disable_ct = 0;
+int max_xfer_size = BFAD_MAX_SECTORS >> 1;
/* Firmware releated */
-u32 bfi_image_ct_fc_size, bfi_image_ct_cna_size, bfi_image_cb_fc_size;
-u32 *bfi_image_ct_fc, *bfi_image_ct_cna, *bfi_image_cb_fc;
+u32 bfi_image_cb_size, bfi_image_ct_size, bfi_image_ct2_size;
+u32 *bfi_image_cb, *bfi_image_ct, *bfi_image_ct2;
-#define BFAD_FW_FILE_CT_FC "ctfw_fc.bin"
-#define BFAD_FW_FILE_CT_CNA "ctfw_cna.bin"
-#define BFAD_FW_FILE_CB_FC "cbfw_fc.bin"
+#define BFAD_FW_FILE_CB "cbfw.bin"
+#define BFAD_FW_FILE_CT "ctfw.bin"
+#define BFAD_FW_FILE_CT2 "ct2fw.bin"
static u32 *bfad_load_fwimg(struct pci_dev *pdev);
static void bfad_free_fwimg(void);
@@ -71,18 +72,18 @@ static void bfad_read_firmware(struct pci_dev *pdev, u32 **bfi_image,
u32 *bfi_image_size, char *fw_name);
static const char *msix_name_ct[] = {
+ "ctrl",
"cpe0", "cpe1", "cpe2", "cpe3",
- "rme0", "rme1", "rme2", "rme3",
- "ctrl" };
+ "rme0", "rme1", "rme2", "rme3" };
static const char *msix_name_cb[] = {
"cpe0", "cpe1", "cpe2", "cpe3",
"rme0", "rme1", "rme2", "rme3",
"eemc", "elpu0", "elpu1", "epss", "mlpu" };
-MODULE_FIRMWARE(BFAD_FW_FILE_CT_FC);
-MODULE_FIRMWARE(BFAD_FW_FILE_CT_CNA);
-MODULE_FIRMWARE(BFAD_FW_FILE_CB_FC);
+MODULE_FIRMWARE(BFAD_FW_FILE_CB);
+MODULE_FIRMWARE(BFAD_FW_FILE_CT);
+MODULE_FIRMWARE(BFAD_FW_FILE_CT2);
module_param(os_name, charp, S_IRUGO | S_IWUSR);
MODULE_PARM_DESC(os_name, "OS name of the hba host machine");
@@ -144,6 +145,9 @@ MODULE_PARM_DESC(pcie_max_read_reqsz, "PCIe max read request size, default=0 "
module_param(bfa_debugfs_enable, int, S_IRUGO | S_IWUSR);
MODULE_PARM_DESC(bfa_debugfs_enable, "Enables debugfs feature, default=1,"
" Range[false:0|true:1]");
+module_param(max_xfer_size, int, S_IRUGO | S_IWUSR);
+MODULE_PARM_DESC(max_xfer_size, "default=32MB,"
+ " Range[64k|128k|256k|512k|1024k|2048k]");
static void
bfad_sm_uninit(struct bfad_s *bfad, enum bfad_sm_event event);
@@ -527,28 +531,26 @@ bfa_fcb_pbc_vport_create(struct bfad_s *bfad, struct bfi_pbc_vport_s pbc_vport)
void
bfad_hal_mem_release(struct bfad_s *bfad)
{
- int i;
struct bfa_meminfo_s *hal_meminfo = &bfad->meminfo;
- struct bfa_mem_elem_s *meminfo_elem;
-
- for (i = 0; i < BFA_MEM_TYPE_MAX; i++) {
- meminfo_elem = &hal_meminfo->meminfo[i];
- if (meminfo_elem->kva != NULL) {
- switch (meminfo_elem->mem_type) {
- case BFA_MEM_TYPE_KVA:
- vfree(meminfo_elem->kva);
- break;
- case BFA_MEM_TYPE_DMA:
- dma_free_coherent(&bfad->pcidev->dev,
- meminfo_elem->mem_len,
- meminfo_elem->kva,
- (dma_addr_t) meminfo_elem->dma);
- break;
- default:
- WARN_ON(1);
- break;
- }
- }
+ struct bfa_mem_dma_s *dma_info, *dma_elem;
+ struct bfa_mem_kva_s *kva_info, *kva_elem;
+ struct list_head *dm_qe, *km_qe;
+
+ dma_info = &hal_meminfo->dma_info;
+ kva_info = &hal_meminfo->kva_info;
+
+ /* Iterate through the KVA meminfo queue */
+ list_for_each(km_qe, &kva_info->qe) {
+ kva_elem = (struct bfa_mem_kva_s *) km_qe;
+ vfree(kva_elem->kva);
+ }
+
+ /* Iterate through the DMA meminfo queue */
+ list_for_each(dm_qe, &dma_info->qe) {
+ dma_elem = (struct bfa_mem_dma_s *) dm_qe;
+ dma_free_coherent(&bfad->pcidev->dev,
+ dma_elem->mem_len, dma_elem->kva,
+ (dma_addr_t) dma_elem->dma);
}
memset(hal_meminfo, 0, sizeof(struct bfa_meminfo_s));
@@ -563,15 +565,15 @@ bfad_update_hal_cfg(struct bfa_iocfc_cfg_s *bfa_cfg)
bfa_cfg->fwcfg.num_ioim_reqs = num_ios;
if (num_tms > 0)
bfa_cfg->fwcfg.num_tskim_reqs = num_tms;
- if (num_fcxps > 0)
+ if (num_fcxps > 0 && num_fcxps <= BFA_FCXP_MAX)
bfa_cfg->fwcfg.num_fcxp_reqs = num_fcxps;
- if (num_ufbufs > 0)
+ if (num_ufbufs > 0 && num_ufbufs <= BFA_UF_MAX)
bfa_cfg->fwcfg.num_uf_bufs = num_ufbufs;
if (reqq_size > 0)
bfa_cfg->drvcfg.num_reqq_elems = reqq_size;
if (rspq_size > 0)
bfa_cfg->drvcfg.num_rspq_elems = rspq_size;
- if (num_sgpgs > 0)
+ if (num_sgpgs > 0 && num_sgpgs <= BFA_SGPG_MAX)
bfa_cfg->drvcfg.num_sgpgs = num_sgpgs;
/*
@@ -591,85 +593,46 @@ bfad_update_hal_cfg(struct bfa_iocfc_cfg_s *bfa_cfg)
bfa_status_t
bfad_hal_mem_alloc(struct bfad_s *bfad)
{
- int i;
struct bfa_meminfo_s *hal_meminfo = &bfad->meminfo;
- struct bfa_mem_elem_s *meminfo_elem;
- dma_addr_t phys_addr;
- void *kva;
+ struct bfa_mem_dma_s *dma_info, *dma_elem;
+ struct bfa_mem_kva_s *kva_info, *kva_elem;
+ struct list_head *dm_qe, *km_qe;
bfa_status_t rc = BFA_STATUS_OK;
- int retry_count = 0;
- int reset_value = 1;
- int min_num_sgpgs = 512;
+ dma_addr_t phys_addr;
bfa_cfg_get_default(&bfad->ioc_cfg);
-
-retry:
bfad_update_hal_cfg(&bfad->ioc_cfg);
bfad->cfg_data.ioc_queue_depth = bfad->ioc_cfg.fwcfg.num_ioim_reqs;
- bfa_cfg_get_meminfo(&bfad->ioc_cfg, hal_meminfo);
-
- for (i = 0; i < BFA_MEM_TYPE_MAX; i++) {
- meminfo_elem = &hal_meminfo->meminfo[i];
- switch (meminfo_elem->mem_type) {
- case BFA_MEM_TYPE_KVA:
- kva = vmalloc(meminfo_elem->mem_len);
- if (kva == NULL) {
- bfad_hal_mem_release(bfad);
- rc = BFA_STATUS_ENOMEM;
- goto ext;
- }
- memset(kva, 0, meminfo_elem->mem_len);
- meminfo_elem->kva = kva;
- break;
- case BFA_MEM_TYPE_DMA:
- kva = dma_alloc_coherent(&bfad->pcidev->dev,
- meminfo_elem->mem_len, &phys_addr, GFP_KERNEL);
- if (kva == NULL) {
- bfad_hal_mem_release(bfad);
- /*
- * If we cannot allocate with default
- * num_sgpages try with half the value.
- */
- if (num_sgpgs > min_num_sgpgs) {
- printk(KERN_INFO
- "bfad[%d]: memory allocation failed"
- " with num_sgpgs: %d\n",
- bfad->inst_no, num_sgpgs);
- nextLowerInt(&num_sgpgs);
- printk(KERN_INFO
- "bfad[%d]: trying to allocate memory"
- " with num_sgpgs: %d\n",
- bfad->inst_no, num_sgpgs);
- retry_count++;
- goto retry;
- } else {
- if (num_sgpgs_parm > 0)
- num_sgpgs = num_sgpgs_parm;
- else {
- reset_value =
- (1 << retry_count);
- num_sgpgs *= reset_value;
- }
- rc = BFA_STATUS_ENOMEM;
- goto ext;
- }
- }
-
- if (num_sgpgs_parm > 0)
- num_sgpgs = num_sgpgs_parm;
- else {
- reset_value = (1 << retry_count);
- num_sgpgs *= reset_value;
- }
-
- memset(kva, 0, meminfo_elem->mem_len);
- meminfo_elem->kva = kva;
- meminfo_elem->dma = phys_addr;
- break;
- default:
- break;
+ bfa_cfg_get_meminfo(&bfad->ioc_cfg, hal_meminfo, &bfad->bfa);
+
+ dma_info = &hal_meminfo->dma_info;
+ kva_info = &hal_meminfo->kva_info;
+
+ /* Iterate through the KVA meminfo queue */
+ list_for_each(km_qe, &kva_info->qe) {
+ kva_elem = (struct bfa_mem_kva_s *) km_qe;
+ kva_elem->kva = vmalloc(kva_elem->mem_len);
+ if (kva_elem->kva == NULL) {
+ bfad_hal_mem_release(bfad);
+ rc = BFA_STATUS_ENOMEM;
+ goto ext;
+ }
+ memset(kva_elem->kva, 0, kva_elem->mem_len);
+ }
+ /* Iterate through the DMA meminfo queue */
+ list_for_each(dm_qe, &dma_info->qe) {
+ dma_elem = (struct bfa_mem_dma_s *) dm_qe;
+ dma_elem->kva = dma_alloc_coherent(&bfad->pcidev->dev,
+ dma_elem->mem_len,
+ &phys_addr, GFP_KERNEL);
+ if (dma_elem->kva == NULL) {
+ bfad_hal_mem_release(bfad);
+ rc = BFA_STATUS_ENOMEM;
+ goto ext;
}
+ dma_elem->dma = phys_addr;
+ memset(dma_elem->kva, 0, dma_elem->mem_len);
}
ext:
return rc;
@@ -780,13 +743,17 @@ bfad_pci_init(struct pci_dev *pdev, struct bfad_s *bfad)
pci_set_master(pdev);
- if (pci_set_dma_mask(pdev, DMA_BIT_MASK(64)) != 0)
- if (pci_set_dma_mask(pdev, DMA_BIT_MASK(32)) != 0) {
+ if ((pci_set_dma_mask(pdev, DMA_BIT_MASK(64)) != 0) ||
+ (pci_set_consistent_dma_mask(pdev, DMA_BIT_MASK(64)) != 0)) {
+ if ((pci_set_dma_mask(pdev, DMA_BIT_MASK(32)) != 0) ||
+ (pci_set_consistent_dma_mask(pdev, DMA_BIT_MASK(32)) != 0)) {
printk(KERN_ERR "pci_set_dma_mask fail %p\n", pdev);
goto out_release_region;
}
+ }
bfad->pci_bar0_kva = pci_iomap(pdev, 0, pci_resource_len(pdev, 0));
+ bfad->pci_bar2_kva = pci_iomap(pdev, 2, pci_resource_len(pdev, 2));
if (bfad->pci_bar0_kva == NULL) {
printk(KERN_ERR "Fail to map bar0\n");
@@ -797,6 +764,7 @@ bfad_pci_init(struct pci_dev *pdev, struct bfad_s *bfad)
bfad->hal_pcidev.pci_func = PCI_FUNC(pdev->devfn);
bfad->hal_pcidev.pci_bar_kva = bfad->pci_bar0_kva;
bfad->hal_pcidev.device_id = pdev->device;
+ bfad->hal_pcidev.ssid = pdev->subsystem_device;
bfad->pci_name = pci_name(pdev);
bfad->pci_attr.vendor_id = pdev->vendor;
@@ -868,6 +836,7 @@ void
bfad_pci_uninit(struct pci_dev *pdev, struct bfad_s *bfad)
{
pci_iounmap(pdev, bfad->pci_bar0_kva);
+ pci_iounmap(pdev, bfad->pci_bar2_kva);
pci_release_regions(pdev);
pci_disable_device(pdev);
pci_set_drvdata(pdev, NULL);
@@ -908,12 +877,29 @@ bfad_drv_init(struct bfad_s *bfad)
bfad->bfa_fcs.trcmod = bfad->trcmod;
bfa_fcs_attach(&bfad->bfa_fcs, &bfad->bfa, bfad, BFA_FALSE);
bfad->bfa_fcs.fdmi_enabled = fdmi_enable;
+ bfa_fcs_init(&bfad->bfa_fcs);
spin_unlock_irqrestore(&bfad->bfad_lock, flags);
bfad->bfad_flags |= BFAD_DRV_INIT_DONE;
+ /* configure base port */
+ rc = bfad_cfg_pport(bfad, BFA_LPORT_ROLE_FCP_IM);
+ if (rc != BFA_STATUS_OK)
+ goto out_cfg_pport_fail;
+
return BFA_STATUS_OK;
+out_cfg_pport_fail:
+ /* fcs exit - on cfg pport failure */
+ spin_lock_irqsave(&bfad->bfad_lock, flags);
+ init_completion(&bfad->comp);
+ bfad->pport.flags |= BFAD_PORT_DELETE;
+ bfa_fcs_exit(&bfad->bfa_fcs);
+ spin_unlock_irqrestore(&bfad->bfad_lock, flags);
+ wait_for_completion(&bfad->comp);
+ /* bfa detach - free hal memory */
+ bfa_detach(&bfad->bfa);
+ bfad_hal_mem_release(bfad);
out_hal_mem_alloc_failure:
return BFA_STATUS_FAILED;
}
@@ -945,6 +931,7 @@ bfad_drv_start(struct bfad_s *bfad)
spin_lock_irqsave(&bfad->bfad_lock, flags);
bfa_iocfc_start(&bfad->bfa);
+ bfa_fcs_pbc_vport_init(&bfad->bfa_fcs);
bfa_fcs_fabric_modstart(&bfad->bfa_fcs);
bfad->bfad_flags |= BFAD_HAL_START_DONE;
spin_unlock_irqrestore(&bfad->bfad_lock, flags);
@@ -1032,6 +1019,12 @@ bfad_start_ops(struct bfad_s *bfad) {
struct bfad_vport_s *vport, *vport_new;
struct bfa_fcs_driver_info_s driver_info;
+ /* Limit min/max. xfer size to [64k-32MB] */
+ if (max_xfer_size < BFAD_MIN_SECTORS >> 1)
+ max_xfer_size = BFAD_MIN_SECTORS >> 1;
+ if (max_xfer_size > BFAD_MAX_SECTORS >> 1)
+ max_xfer_size = BFAD_MAX_SECTORS >> 1;
+
/* Fill the driver_info info to fcs*/
memset(&driver_info, 0, sizeof(driver_info));
strncpy(driver_info.version, BFAD_DRIVER_VERSION,
@@ -1049,19 +1042,19 @@ bfad_start_ops(struct bfad_s *bfad) {
strncpy(driver_info.os_device_name, bfad->pci_name,
sizeof(driver_info.os_device_name - 1));
- /* FCS INIT */
+ /* FCS driver info init */
spin_lock_irqsave(&bfad->bfad_lock, flags);
bfa_fcs_driver_info_init(&bfad->bfa_fcs, &driver_info);
- bfa_fcs_init(&bfad->bfa_fcs);
spin_unlock_irqrestore(&bfad->bfad_lock, flags);
- retval = bfad_cfg_pport(bfad, BFA_LPORT_ROLE_FCP_IM);
- if (retval != BFA_STATUS_OK) {
- if (bfa_sm_cmp_state(bfad, bfad_sm_initializing))
- bfa_sm_set_state(bfad, bfad_sm_failed);
- bfad_stop(bfad);
- return BFA_STATUS_FAILED;
- }
+ /*
+ * FCS update cfg - reset the pwwn/nwwn of fabric base logical port
+ * with values learned during bfa_init firmware GETATTR REQ.
+ */
+ bfa_fcs_update_cfg(&bfad->bfa_fcs);
+
+ /* Setup fc host fixed attribute if the lk supports */
+ bfad_fc_host_init(bfad->pport.im_port);
/* BFAD level FC4 IM specific resource allocation */
retval = bfad_im_probe(bfad);
@@ -1233,8 +1226,8 @@ bfad_install_msix_handler(struct bfad_s *bfad)
for (i = 0; i < bfad->nvec; i++) {
sprintf(bfad->msix_tab[i].name, "bfa-%s-%s",
bfad->pci_name,
- ((bfa_asic_id_ct(bfad->hal_pcidev.device_id)) ?
- msix_name_ct[i] : msix_name_cb[i]));
+ ((bfa_asic_id_cb(bfad->hal_pcidev.device_id)) ?
+ msix_name_cb[i] : msix_name_ct[i]));
error = request_irq(bfad->msix_tab[i].msix.vector,
(irq_handler_t) bfad_msix, 0,
@@ -1248,6 +1241,9 @@ bfad_install_msix_handler(struct bfad_s *bfad)
free_irq(bfad->msix_tab[j].msix.vector,
&bfad->msix_tab[j]);
+ bfad->bfad_flags &= ~BFAD_MSIX_ON;
+ pci_disable_msix(bfad->pcidev);
+
return 1;
}
}
@@ -1265,6 +1261,7 @@ bfad_setup_intr(struct bfad_s *bfad)
u32 mask = 0, i, num_bit = 0, max_bit = 0;
struct msix_entry msix_entries[MAX_MSIX_ENTRY];
struct pci_dev *pdev = bfad->pcidev;
+ u16 reg;
/* Call BFA to get the msix map for this PCI function. */
bfa_msix_getvecs(&bfad->bfa, &mask, &num_bit, &max_bit);
@@ -1272,8 +1269,8 @@ bfad_setup_intr(struct bfad_s *bfad)
/* Set up the msix entry table */
bfad_init_msix_entry(bfad, msix_entries, mask, max_bit);
- if ((bfa_asic_id_ct(pdev->device) && !msix_disable_ct) ||
- (!bfa_asic_id_ct(pdev->device) && !msix_disable_cb)) {
+ if ((bfa_asic_id_ctc(pdev->device) && !msix_disable_ct) ||
+ (bfa_asic_id_cb(pdev->device) && !msix_disable_cb)) {
error = pci_enable_msix(bfad->pcidev, msix_entries, bfad->nvec);
if (error) {
@@ -1294,6 +1291,13 @@ bfad_setup_intr(struct bfad_s *bfad)
goto line_based;
}
+ /* Disable INTX in MSI-X mode */
+ pci_read_config_word(pdev, PCI_COMMAND, &reg);
+
+ if (!(reg & PCI_COMMAND_INTX_DISABLE))
+ pci_write_config_word(pdev, PCI_COMMAND,
+ reg | PCI_COMMAND_INTX_DISABLE);
+
/* Save the vectors */
for (i = 0; i < bfad->nvec; i++) {
bfa_trc(bfad, msix_entries[i].vector);
@@ -1315,6 +1319,7 @@ line_based:
/* Enable interrupt handler failed */
return 1;
}
+ bfad->bfad_flags |= BFAD_INTX_ON;
return error;
}
@@ -1331,7 +1336,7 @@ bfad_remove_intr(struct bfad_s *bfad)
pci_disable_msix(bfad->pcidev);
bfad->bfad_flags &= ~BFAD_MSIX_ON;
- } else {
+ } else if (bfad->bfad_flags & BFAD_INTX_ON) {
free_irq(bfad->pcidev->irq, bfad);
}
}
@@ -1501,6 +1506,14 @@ struct pci_device_id bfad_id_table[] = {
.class = (PCI_CLASS_SERIAL_FIBER << 8),
.class_mask = ~0,
},
+ {
+ .vendor = BFA_PCI_VENDOR_ID_BROCADE,
+ .device = BFA_PCI_DEVICE_ID_CT2,
+ .subvendor = PCI_ANY_ID,
+ .subdevice = PCI_ANY_ID,
+ .class = (PCI_CLASS_SERIAL_FIBER << 8),
+ .class_mask = ~0,
+ },
{0, 0},
};
@@ -1594,33 +1607,33 @@ out:
static u32 *
bfad_load_fwimg(struct pci_dev *pdev)
{
- if (pdev->device == BFA_PCI_DEVICE_ID_CT_FC) {
- if (bfi_image_ct_fc_size == 0)
- bfad_read_firmware(pdev, &bfi_image_ct_fc,
- &bfi_image_ct_fc_size, BFAD_FW_FILE_CT_FC);
- return bfi_image_ct_fc;
- } else if (pdev->device == BFA_PCI_DEVICE_ID_CT) {
- if (bfi_image_ct_cna_size == 0)
- bfad_read_firmware(pdev, &bfi_image_ct_cna,
- &bfi_image_ct_cna_size, BFAD_FW_FILE_CT_CNA);
- return bfi_image_ct_cna;
+ if (pdev->device == BFA_PCI_DEVICE_ID_CT2) {
+ if (bfi_image_ct2_size == 0)
+ bfad_read_firmware(pdev, &bfi_image_ct2,
+ &bfi_image_ct2_size, BFAD_FW_FILE_CT2);
+ return bfi_image_ct2;
+ } else if (bfa_asic_id_ct(pdev->device)) {
+ if (bfi_image_ct_size == 0)
+ bfad_read_firmware(pdev, &bfi_image_ct,
+ &bfi_image_ct_size, BFAD_FW_FILE_CT);
+ return bfi_image_ct;
} else {
- if (bfi_image_cb_fc_size == 0)
- bfad_read_firmware(pdev, &bfi_image_cb_fc,
- &bfi_image_cb_fc_size, BFAD_FW_FILE_CB_FC);
- return bfi_image_cb_fc;
+ if (bfi_image_cb_size == 0)
+ bfad_read_firmware(pdev, &bfi_image_cb,
+ &bfi_image_cb_size, BFAD_FW_FILE_CB);
+ return bfi_image_cb;
}
}
static void
bfad_free_fwimg(void)
{
- if (bfi_image_ct_fc_size && bfi_image_ct_fc)
- vfree(bfi_image_ct_fc);
- if (bfi_image_ct_cna_size && bfi_image_ct_cna)
- vfree(bfi_image_ct_cna);
- if (bfi_image_cb_fc_size && bfi_image_cb_fc)
- vfree(bfi_image_cb_fc);
+ if (bfi_image_ct2_size && bfi_image_ct2)
+ vfree(bfi_image_ct2);
+ if (bfi_image_ct_size && bfi_image_ct)
+ vfree(bfi_image_ct);
+ if (bfi_image_cb_size && bfi_image_cb)
+ vfree(bfi_image_cb);
}
module_init(bfad_init);
generated by cgit v1.2.3 (git 2.0.4) at 2024-06-14 21:49:34 +0000