[dpdk-dev] [PATCH] ixgbe: support X540 VF

Stephen Hemminger stephen at networkplumber.org
Tue Dec 9 17:37:24 CET 2014


Add missing setup for X540 MAC type when setting up VF.
Additional check exists in Linux driver but not in DPDK.

Signed-off-yb: Bill Hong <bhong at brocade.com> 
Signed-off-by: Stephen Hemminger <shemming at brocade.com>

--- a/lib/librte_pmd_ixgbe/ixgbe_rxtx.c	2014-12-08 09:26:18.150170081 -0800
+++ b/lib/librte_pmd_ixgbe/ixgbe_rxtx.c	2014-12-08 09:26:18.150170081 -0800
@@ -1911,7 +1911,8 @@ ixgbe_dev_tx_queue_setup(struct rte_eth_
 	/*
 	 * Modification to set VFTDT for virtual function if vf is detected
 	 */
-	if (hw->mac.type == ixgbe_mac_82599_vf)
+	if (hw->mac.type == ixgbe_mac_82599_vf ||
+	    hw->mac.type == ixgbe_mac_X540_vf)
 		txq->tdt_reg_addr = IXGBE_PCI_REG_ADDR(hw, IXGBE_VFTDT(queue_idx));
 	else
 		txq->tdt_reg_addr = IXGBE_PCI_REG_ADDR(hw, IXGBE_TDT(txq->reg_idx));
@@ -2198,7 +2199,8 @@ ixgbe_dev_rx_queue_setup(struct rte_eth_
 	/*
 	 * Modified to setup VFRDT for Virtual Function
 	 */
-	if (hw->mac.type == ixgbe_mac_82599_vf) {
+	if (hw->mac.type == ixgbe_mac_82599_vf ||
+	    hw->mac.type == ixgbe_mac_X540_vf) {
 		rxq->rdt_reg_addr =
 			IXGBE_PCI_REG_ADDR(hw, IXGBE_VFRDT(queue_idx));
 		rxq->rdh_reg_addr =


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