Re: [dpdk-stable] [PATCH v4] net/ixgbe: fix Rx/Tx queue interrupt for X552/557 device

["Yang, Qiming" <qiming.yang@intel.com>]

> -----Original Message-----
> From: Jiang, JunyuX
> Sent: Wednesday, September 4, 2019 11:32 AM
> To: dev@dpdk.org
> Cc: Lu, Wenzhuo <wenzhuo.lu@intel.com>; Yang, Qiming
> <qiming.yang@intel.com>; Jiang, JunyuX <junyux.jiang@intel.com>;
> stable@dpdk.org
> Subject: [PATCH v4] net/ixgbe: fix Rx/Tx queue interrupt for X552/557 device
> 
> Interrupt mode is not working on X552/557 device because this device
> doesn't enable the queue interrupt mapping, this patch fixed the issue.
> 
> Fixes: d2e72774e58c ("ixgbe/base: support X550")
> Cc: stable@dpdk.org
> 
> Signed-off-by: Jiang JunyuX <junyux.jiang@intel.com>
> ---
>  drivers/net/ixgbe/ixgbe_ethdev.c | 4 +++-
>  1 file changed, 3 insertions(+), 1 deletion(-)
> 
> diff --git a/drivers/net/ixgbe/ixgbe_ethdev.c
> b/drivers/net/ixgbe/ixgbe_ethdev.c
> index 03fc1f717..e36e1c58e 100644
> --- a/drivers/net/ixgbe/ixgbe_ethdev.c
> +++ b/drivers/net/ixgbe/ixgbe_ethdev.c
> @@ -5896,7 +5896,8 @@ ixgbe_set_ivar_map(struct ixgbe_hw *hw, int8_t
> direction,
>  		IXGBE_WRITE_REG(hw, IXGBE_IVAR(idx), tmp);
>  	} else if ((hw->mac.type == ixgbe_mac_82599EB) ||
>  			(hw->mac.type == ixgbe_mac_X540) ||
> -			(hw->mac.type == ixgbe_mac_X550)) {
> +			(hw->mac.type == ixgbe_mac_X550) ||
> +			(hw->mac.type == ixgbe_mac_X550EM_x)) {
>  		if (direction == -1) {
>  			/* other causes */
>  			idx = ((queue & 1) * 8);
> @@ -6026,6 +6027,7 @@ ixgbe_configure_msix(struct rte_eth_dev *dev)
>  		case ixgbe_mac_82599EB:
>  		case ixgbe_mac_X540:
>  		case ixgbe_mac_X550:
> +		case ixgbe_mac_X550EM_x:
>  			ixgbe_set_ivar_map(hw, -1, 1, IXGBE_MISC_VEC_ID);
>  			break;
>  		default:
> --
> 2.17.1

Acked-by: Qiming Yang <qiming.yang@intel.com>