i40e: Collect PFC XOFF RX stats even in single TC case
authorNeerav Parikh <neerav.parikh@intel.com>
Fri, 17 Apr 2015 00:05:58 +0000 (20:05 -0400)
committerJeff Kirsher <jeffrey.t.kirsher@intel.com>
Thu, 28 May 2015 10:35:27 +0000 (03:35 -0700)
When PFC is enabled for any UP in single TC configuration the driver didn't
collect the PFC XOFF RX stats. Though a single TC with PFC enabled is not a
common scenario do not prevent the driver from collecting stats if firmware
indicates that PFC is enabled.

Change-ID: Ie20bd58b07608b528f3c6d95894c9ae56b00077a
Signed-off-by: Neerav Parikh <neerav.parikh@intel.com>
Tested-by: Jim Young <james.m.young@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
drivers/net/ethernet/intel/i40e/i40e_main.c

index a54c144..f1a8c4c 100644 (file)
@@ -772,9 +772,8 @@ static void i40e_update_prio_xoff_rx(struct i40e_pf *pf)
 
        dcb_cfg = &hw->local_dcbx_config;
 
-       /* See if DCB enabled with PFC TC */
-       if (!(pf->flags & I40E_FLAG_DCB_ENABLED) ||
-           !(dcb_cfg->pfc.pfcenable)) {
+       /* Collect Link XOFF stats when PFC is disabled */
+       if (!dcb_cfg->pfc.pfcenable) {
                i40e_update_link_xoff_rx(pf);
                return;
        }