[dpdk-dev] [PATCH v2] ixgbe: Fix vf tx issue

Liang, Cunming cunming.liang at intel.com
Fri Mar 6 04:46:45 CET 2015


Hi,

On 3/2/2015 8:25 PM, Ouyang Changchun wrote:
> X550 should use the correct macro to set the VFTDT and VFRDT register address.
> This patch fixes the VF TX issue for Sageville.
>
> Signed-off-by: Changchun Ouyang <changchun.ouyang at intel.com>
> ---
>
> Change in v2
>    -- Fix one more mac type: ixgbe_mac_X550EM_x_vf.
>
>   lib/librte_pmd_ixgbe/ixgbe_rxtx.c | 8 ++++++--
>   1 file changed, 6 insertions(+), 2 deletions(-)
>
> diff --git a/lib/librte_pmd_ixgbe/ixgbe_rxtx.c b/lib/librte_pmd_ixgbe/ixgbe_rxtx.c
> index 3059375..9217cbe 100644
> --- a/lib/librte_pmd_ixgbe/ixgbe_rxtx.c
> +++ b/lib/librte_pmd_ixgbe/ixgbe_rxtx.c
> @@ -1935,7 +1935,9 @@ ixgbe_dev_tx_queue_setup(struct rte_eth_dev *dev,
>   	 * Modification to set VFTDT for virtual function if vf is detected
>   	 */
>   	if (hw->mac.type == ixgbe_mac_82599_vf ||
> -	    hw->mac.type == ixgbe_mac_X540_vf)
> +	    hw->mac.type == ixgbe_mac_X540_vf ||
> +	    hw->mac.type == ixgbe_mac_X550_vf ||
> +	    hw->mac.type == ixgbe_mac_X550EM_x_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));
> @@ -2200,7 +2202,9 @@ ixgbe_dev_rx_queue_setup(struct rte_eth_dev *dev,
>   	 * Modified to setup VFRDT for Virtual Function
>   	 */
>   	if (hw->mac.type == ixgbe_mac_82599_vf ||
> -	    hw->mac.type == ixgbe_mac_X540_vf) {
> +	    hw->mac.type == ixgbe_mac_X540_vf ||
> +	    hw->mac.type == ixgbe_mac_X550_vf ||
> +	    hw->mac.type == ixgbe_mac_X550EM_x_vf) {
>   		rxq->rdt_reg_addr =
>   			IXGBE_PCI_REG_ADDR(hw, IXGBE_VFRDT(queue_idx));
>   		rxq->rdh_reg_addr =

Acked-by:Cunming Liang <cunming.liang at intel.com 
<mailto:cunming.liang at intel.com>>



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