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be2net: query max_tx_qs for BE3 super-nic profile from FW 

In the BE3 super-nic profile, the max_tx_qs value can vary for each function.
So the driver needs to query this value from FW instead of using the
pre-defined constant BE3_MAX_TX_QS.

Signed-off-by: Suresh Reddy <Suresh.Reddy@emulex.com>
Signed-off-by: Sathya Perla <sathya.perla@emulex.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Suresh Reddy 2014-09-02 09:56:57 +05:30 committed by David S. Miller
parent a4906ea0a5
commit a28277dc65
1 changed files with 12 additions and 2 deletions
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14
drivers/net/ethernet/emulex/benet/be_main.c
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@ -3324,10 +3324,20 @@ static void BEx_get_resources(struct be_adapter *adapter,
*/ */
if (BE2_chip(adapter) || use_sriov || (adapter->port_num > 1) || if (BE2_chip(adapter) || use_sriov || (adapter->port_num > 1) ||
!be_physfn(adapter) || (be_is_mc(adapter) && !be_physfn(adapter) || (be_is_mc(adapter) &&
!(adapter->function_caps & BE_FUNCTION_CAPS_RSS))) !(adapter->function_caps & BE_FUNCTION_CAPS_RSS))) {
res->max_tx_qs = 1; res->max_tx_qs = 1;
else } else if (adapter->function_caps & BE_FUNCTION_CAPS_SUPER_NIC) {
struct be_resources super_nic_res = {0};
/* On a SuperNIC profile, the driver needs to use the
* GET_PROFILE_CONFIG cmd to query the per-function TXQ limits
*/
be_cmd_get_profile_config(adapter, &super_nic_res, 0);
/* Some old versions of BE3 FW don't report max_tx_qs value */
res->max_tx_qs = super_nic_res.max_tx_qs ? : BE3_MAX_TX_QS;
} else {
res->max_tx_qs = BE3_MAX_TX_QS; res->max_tx_qs = BE3_MAX_TX_QS;
}
if ((adapter->function_caps & BE_FUNCTION_CAPS_RSS) && if ((adapter->function_caps & BE_FUNCTION_CAPS_RSS) &&
!use_sriov && be_physfn(adapter)) !use_sriov && be_physfn(adapter))