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be2net: Fallback to the older opcode if MCC_CREATE_EXT opcode is not supported on the card 

Instead of failing the init/probe code in the driver fallback to the older opcode to ensure
the driver is loaded thereby enabling users to upgrade the f/w to whatever version is required.

Signed-off-by: Somnath Kotur <somnath.kotur@emulex.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Somnath Kotur 2011-06-01 00:33:22 +00:00 committed by David S. Miller
parent 5bf74c91d7
commit 34b1ef04fc
3 changed files with 76 additions and 2 deletions
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65
drivers/net/benet/be_cmds.c
View File

@ -799,12 +799,12 @@ static u32 be_encoded_q_len(int q_len)
return len_encoded;
}
int be_cmd_mccq_create(struct be_adapter *adapter,
int be_cmd_mccq_ext_create(struct be_adapter *adapter,
struct be_queue_info *mccq,
struct be_queue_info *cq)
{
struct be_mcc_wrb *wrb;
struct be_cmd_req_mcc_create *req;
struct be_cmd_req_mcc_ext_create *req;
struct be_dma_mem *q_mem = &mccq->dma_mem;
void *ctxt;
int status;
@ -859,6 +859,67 @@ int be_cmd_mccq_create(struct be_adapter *adapter,
return status;
}
int be_cmd_mccq_org_create(struct be_adapter *adapter,
struct be_queue_info *mccq,
struct be_queue_info *cq)
{
struct be_mcc_wrb *wrb;
struct be_cmd_req_mcc_create *req;
struct be_dma_mem *q_mem = &mccq->dma_mem;
void *ctxt;
int status;
if (mutex_lock_interruptible(&adapter->mbox_lock))
return -1;
wrb = wrb_from_mbox(adapter);
req = embedded_payload(wrb);
ctxt = &req->context;
be_wrb_hdr_prepare(wrb, sizeof(*req), true, 0,
OPCODE_COMMON_MCC_CREATE);
be_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON,
OPCODE_COMMON_MCC_CREATE, sizeof(*req));
req->num_pages = cpu_to_le16(PAGES_4K_SPANNED(q_mem->va, q_mem->size));
AMAP_SET_BITS(struct amap_mcc_context_be, valid, ctxt, 1);
AMAP_SET_BITS(struct amap_mcc_context_be, ring_size, ctxt,
be_encoded_q_len(mccq->len));
AMAP_SET_BITS(struct amap_mcc_context_be, cq_id, ctxt, cq->id);
be_dws_cpu_to_le(ctxt, sizeof(req->context));
be_cmd_page_addrs_prepare(req->pages, ARRAY_SIZE(req->pages), q_mem);
status = be_mbox_notify_wait(adapter);
if (!status) {
struct be_cmd_resp_mcc_create *resp = embedded_payload(wrb);
mccq->id = le16_to_cpu(resp->id);
mccq->created = true;
}
mutex_unlock(&adapter->mbox_lock);
return status;
}
int be_cmd_mccq_create(struct be_adapter *adapter,
struct be_queue_info *mccq,
struct be_queue_info *cq)
{
int status;
status = be_cmd_mccq_ext_create(adapter, mccq, cq);
if (status && !lancer_chip(adapter)) {
dev_warn(&adapter->pdev->dev, "Upgrade to F/W ver 2.102.235.0 "
"or newer to avoid conflicting priorities between NIC "
"and FCoE traffic");
status = be_cmd_mccq_org_create(adapter, mccq, cq);
}
return status;
}
int be_cmd_txq_create(struct be_adapter *adapter,
struct be_queue_info *txq,
struct be_queue_info *cq)

8
drivers/net/benet/be_cmds.h
View File

@ -431,6 +431,14 @@ struct amap_mcc_context_lancer {
} __packed;
struct be_cmd_req_mcc_create {
struct be_cmd_req_hdr hdr;
u16 num_pages;
u16 cq_id;
u8 context[sizeof(struct amap_mcc_context_be) / 8];
struct phys_addr pages[8];
} __packed;
struct be_cmd_req_mcc_ext_create {
struct be_cmd_req_hdr hdr;
u16 num_pages;
u16 cq_id;

5
drivers/net/benet/be_main.c
View File

@ -3396,6 +3396,11 @@ static int __devinit be_probe(struct pci_dev *pdev,
}
dev_info(&pdev->dev, "%s port %d\n", nic_name(pdev), adapter->port_num);
/* By default all priorities are enabled.
* Needed in case of no GRP5 evt support
*/
adapter->vlan_prio_bmap = 0xff;
schedule_delayed_work(&adapter->work, msecs_to_jiffies(100));
return 0;