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

Thomas Monjalon thomas.monjalon at 6wind.com
Thu Dec 11 00:23:24 CET 2014


2014-12-09 08:37, Stephen Hemminger:
> 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)

What about X550? Should it be listed there?

>  		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 =

It appears to be a fix which is candidate for 1.8.0.

Thanks
-- 
Thomas


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