[dpdk-dev] [dpdk-dev, PATCHv6 5/6] i40e: enhance eth_(rxq|txq)_info_get to retrieve more queue information

Stephen Hemminger stephen at networkplumber.org
Tue Oct 20 00:43:04 CEST 2015


On Tue, 20 Oct 2015 00:06:23 +0200
Amine Kherbouche <amine.kherbouche at 6wind.com> wrote:

> According to new fields in struct rte_eth_rxq_info, those are filled to
> add additional information about queue descriptors.
> 
> Signed-off-by: Amine Kherbouche <amine.kherbouche at 6wind.com>
> ---
>  drivers/net/i40e/i40e_rxtx.c |    4 ++++
>  1 file changed, 4 insertions(+)
> 
> diff --git a/drivers/net/i40e/i40e_rxtx.c b/drivers/net/i40e/i40e_rxtx.c
> index fa1451e..e958d56 100644
> --- a/drivers/net/i40e/i40e_rxtx.c
> +++ b/drivers/net/i40e/i40e_rxtx.c
> @@ -3075,6 +3075,8 @@ i40e_rxq_info_get(struct rte_eth_dev *dev, uint16_t queue_id,
>  	qinfo->mp = rxq->mp;
>  	qinfo->scattered_rx = dev->data->scattered_rx;
>  	qinfo->nb_desc = rxq->nb_rx_desc;
> +	qinfo->used_desc = (uint16_t)i40e_dev_rx_queue_count(dev, queue_id);

Cast here is unnecessary. C does the necessary type conversion.


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