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be2net: Bug fix to config NIC appropriately before loopback test

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NIC controller has to be set to an appropriate mode before doing a loopback
test. Test will fail otherwise.

Signed-off-by: Sarveshwar Bandi <sarveshwarb@serverengines.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Sarveshwar Bandi
2009-12-23 04:41:44 +00:00
committed by David S. Miller
parent d7b9014182
commit fced9999ed
3 changed files with 74 additions and 14 deletions
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35
drivers/net/benet/be_cmds.c
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@@ -1479,6 +1479,41 @@ err:
return status;
}
int be_cmd_set_loopback(struct be_adapter *adapter, u8 port_num,
u8 loopback_type, u8 enable)
{
struct be_mcc_wrb *wrb;
struct be_cmd_req_set_lmode *req;
int status;
spin_lock_bh(&adapter->mcc_lock);
wrb = wrb_from_mccq(adapter);
if (!wrb) {
status = -EBUSY;
goto err;
}
req = embedded_payload(wrb);
be_wrb_hdr_prepare(wrb, sizeof(*req), true, 0,
OPCODE_LOWLEVEL_SET_LOOPBACK_MODE);
be_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_LOWLEVEL,
OPCODE_LOWLEVEL_SET_LOOPBACK_MODE,
sizeof(*req));
req->src_port = port_num;
req->dest_port = port_num;
req->loopback_type = loopback_type;
req->loopback_state = enable;
status = be_mcc_notify_wait(adapter);
err:
spin_unlock_bh(&adapter->mcc_lock);
return status;
}
int be_cmd_loopback_test(struct be_adapter *adapter, u32 port_num,
u32 loopback_type, u32 pkt_size, u32 num_pkts, u64 pattern)
{