Re: [dpdk-dev] [PATCH v8 1/4] ethdev: Added ETH_SPEED_CAP bitmap for ports

[Stephen Hemminger <stephen@networkplumber.org>]

On Sun, 14 Feb 2016 23:17:36 +0100
Marc Sune <marcdevel@gmail.com> wrote:

> Added constants and bitmap to struct rte_eth_dev_info to be used by PMDs.
> 
> Signed-off-by: Marc Sune <marcdevel@gmail.com>
> ---
>  lib/librte_ether/rte_ethdev.h | 24 ++++++++++++++++++++++++
>  1 file changed, 24 insertions(+)
> 
> diff --git a/lib/librte_ether/rte_ethdev.h b/lib/librte_ether/rte_ethdev.h
> index 16da821..83ddbb7 100644
> --- a/lib/librte_ether/rte_ethdev.h
> +++ b/lib/librte_ether/rte_ethdev.h
> @@ -824,6 +824,29 @@ struct rte_eth_conf {
>  #define DEV_TX_OFFLOAD_OUTER_IPV4_CKSUM 0x00000080 /**< Used for tunneling packet. */
>  #define DEV_TX_OFFLOAD_QINQ_INSERT 0x00000100
>  
> +/**
> + * Device supported speeds
> + */
> +#define ETH_SPEED_CAP_NOT_PHY	(0)  /*< No phy media > */
> +#define ETH_SPEED_CAP_10M_HD	(1 << 0)  /*< 10 Mbps half-duplex> */
> +#define ETH_SPEED_CAP_10M_FD	(1 << 1)  /*< 10 Mbps full-duplex> */
> +#define ETH_SPEED_CAP_100M_HD	(1 << 2)  /*< 100 Mbps half-duplex> */
> +#define ETH_SPEED_CAP_100M_FD	(1 << 3)  /*< 100 Mbps full-duplex> */
> +#define ETH_SPEED_CAP_1G	(1 << 4)  /*< 1 Gbps > */
> +#define ETH_SPEED_CAP_2_5G	(1 << 5)  /*< 2.5 Gbps > */
> +#define ETH_SPEED_CAP_5G	(1 << 6)  /*< 5 Gbps > */
> +#define ETH_SPEED_CAP_10G	(1 << 7)  /*< 10 Mbps > */
> +#define ETH_SPEED_CAP_20G	(1 << 8)  /*< 20 Gbps > */
> +#define ETH_SPEED_CAP_25G	(1 << 9)  /*< 25 Gbps > */
> +#define ETH_SPEED_CAP_40G	(1 << 10)  /*< 40 Gbps > */
> +#define ETH_SPEED_CAP_50G	(1 << 11)  /*< 50 Gbps > */
> +#define ETH_SPEED_CAP_56G	(1 << 12)  /*< 56 Gbps > */
> +#define ETH_SPEED_CAP_100G	(1 << 13)  /*< 100 Gbps > */

Have you been following recent discussion about updates to ethtool
in Linux https://lwn.net/Articles/667794/