Commit f98c96b0 authored by Jayamohan Kallickal's avatar Jayamohan Kallickal Committed by James Bottomley
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[SCSI] be2iscsi: Adding support for BE3



This patch contains changes to support the BE3 chip
Signed-off-by: default avatarJayamohan Kallickal <jayamohank@serverengines.com>
Signed-off-by: default avatarJames Bottomley <James.Bottomley@suse.de>
parent b3925514
......@@ -25,6 +25,9 @@
#define MCC_Q_LEN 128
#define MCC_CQ_LEN 256
#define MAX_MCC_CMD 16
/* BladeEngine Generation numbers */
#define BE_GEN2 2
#define BE_GEN3 3
struct be_dma_mem {
void *va;
......
......@@ -61,10 +61,10 @@ static int beiscsi_slave_configure(struct scsi_device *sdev)
/*------------------- PCI Driver operations and data ----------------- */
static DEFINE_PCI_DEVICE_TABLE(beiscsi_pci_id_table) = {
{ PCI_DEVICE(BE_VENDOR_ID, BE_DEVICE_ID1) },
{ PCI_DEVICE(BE_VENDOR_ID, BE_DEVICE_ID2) },
{ PCI_DEVICE(BE_VENDOR_ID, OC_DEVICE_ID1) },
{ PCI_DEVICE(BE_VENDOR_ID, OC_DEVICE_ID2) },
{ PCI_DEVICE(BE_VENDOR_ID, OC_DEVICE_ID3) },
{ PCI_DEVICE(BE_VENDOR_ID, OC_DEVICE_ID4) },
{ 0 }
};
MODULE_DEVICE_TABLE(pci, beiscsi_pci_id_table);
......@@ -143,6 +143,7 @@ static int beiscsi_map_pci_bars(struct beiscsi_hba *phba,
struct pci_dev *pcidev)
{
u8 __iomem *addr;
int pcicfg_reg;
addr = ioremap_nocache(pci_resource_start(pcidev, 2),
pci_resource_len(pcidev, 2));
......@@ -159,13 +160,19 @@ static int beiscsi_map_pci_bars(struct beiscsi_hba *phba,
phba->db_va = addr;
phba->db_pa.u.a64.address = pci_resource_start(pcidev, 4);
addr = ioremap_nocache(pci_resource_start(pcidev, 1),
pci_resource_len(pcidev, 1));
if (phba->generation == BE_GEN2)
pcicfg_reg = 1;
else
pcicfg_reg = 0;
addr = ioremap_nocache(pci_resource_start(pcidev, pcicfg_reg),
pci_resource_len(pcidev, pcicfg_reg));
if (addr == NULL)
goto pci_map_err;
phba->ctrl.pcicfg = addr;
phba->pci_va = addr;
phba->pci_pa.u.a64.address = pci_resource_start(pcidev, 1);
phba->pci_pa.u.a64.address = pci_resource_start(pcidev, pcicfg_reg);
return 0;
pci_map_err:
......@@ -3492,7 +3499,6 @@ static int beiscsi_mtask(struct iscsi_task *task)
io_task->pwrb_handle->wrb_index);
AMAP_SET_BITS(struct amap_iscsi_wrb, sgl_icd_idx, pwrb,
io_task->psgl_handle->sgl_index);
switch (task->hdr->opcode & ISCSI_OPCODE_MASK) {
case ISCSI_OP_LOGIN:
AMAP_SET_BITS(struct amap_iscsi_wrb, type, pwrb,
......@@ -3695,6 +3701,20 @@ static int __devinit beiscsi_dev_probe(struct pci_dev *pcidev,
}
SE_DEBUG(DBG_LVL_8, " phba = %p \n", phba);
switch (pcidev->device) {
case BE_DEVICE_ID1:
case OC_DEVICE_ID1:
case OC_DEVICE_ID2:
phba->generation = BE_GEN2;
break;
case BE_DEVICE_ID2:
case OC_DEVICE_ID3:
phba->generation = BE_GEN3;
break;
default:
phba->generation = 0;
}
if (enable_msix)
num_cpus = find_num_cpus();
else
......
......@@ -40,11 +40,14 @@
#define DRV_DESC BE_NAME " " "Driver"
#define BE_VENDOR_ID 0x19A2
/* DEVICE ID's for BE2 */
#define BE_DEVICE_ID1 0x212
#define OC_DEVICE_ID1 0x702
#define OC_DEVICE_ID2 0x703
/* DEVICE ID's for BE3 */
#define BE_DEVICE_ID2 0x222
#define OC_DEVICE_ID3 0x712
#define OC_DEVICE_ID4 0x222
#define BE2_IO_DEPTH 1024
#define BE2_MAX_SESSIONS 256
......@@ -325,6 +328,7 @@ struct beiscsi_hba {
struct workqueue_struct *wq; /* The actuak work queue */
struct work_struct work_cqs; /* The work being queued */
struct be_ctrl_info ctrl;
unsigned int generation;
};
struct beiscsi_session {
......
......@@ -85,6 +85,7 @@ unsigned char mgmt_check_supported_fw(struct be_ctrl_info *ctrl,
}
nonemb_cmd.size = sizeof(struct be_mgmt_controller_attributes);
req = nonemb_cmd.va;
memset(req, 0, sizeof(*req));
spin_lock(&ctrl->mbox_lock);
memset(wrb, 0, sizeof(*wrb));
be_wrb_hdr_prepare(wrb, sizeof(*req), false, 1);
......@@ -171,6 +172,7 @@ unsigned char mgmt_invalidate_icds(struct beiscsi_hba *phba,
}
nonemb_cmd.size = sizeof(struct invalidate_commands_params_in);
req = nonemb_cmd.va;
memset(req, 0, sizeof(*req));
wrb = wrb_from_mccq(phba);
sge = nonembedded_sgl(wrb);
wrb->tag0 |= tag;
......
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