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Commit a28277dc authored by Suresh Reddy's avatar Suresh Reddy Committed by David S. Miller
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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: default avatarSuresh Reddy <Suresh.Reddy@emulex.com>
Signed-off-by: default avatarSathya Perla <sathya.perla@emulex.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent a4906ea0

drivers/net/ethernet/emulex/benet/be_main.c

+12 −2
Original line number Diff line number Diff line
@@ -3324,10 +3324,20 @@ static void BEx_get_resources(struct be_adapter *adapter, 
	 */

	if (BE2_chip(adapter) || use_sriov ||  (adapter->port_num > 1) ||

	    !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;

	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;

	}



	if ((adapter->function_caps & BE_FUNCTION_CAPS_RSS) &&

	    !use_sriov && be_physfn(adapter))