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From: "Ananyev, Konstantin" <konstantin.ananyev@intel.com>
To: "Bie, Tiwei" <tiwei.bie@intel.com>, "dev@dpdk.org" <dev@dpdk.org>
Cc: "adrien.mazarguil@6wind.com" <adrien.mazarguil@6wind.com>,
	"Lu, Wenzhuo" <wenzhuo.lu@intel.com>,
	"Mcnamara, John" <john.mcnamara@intel.com>,
	"olivier.matz@6wind.com" <olivier.matz@6wind.com>,
	"thomas.monjalon@6wind.com" <thomas.monjalon@6wind.com>,
	"Zhang, Helin" <helin.zhang@intel.com>,
	"Dai, Wei" <wei.dai@intel.com>,
	"Wang, Xiao W" <xiao.w.wang@intel.com>
Subject: Re: [dpdk-dev] [PATCH v5 3/8] ethdev: reserve capability flags for PMD-specific API
Date: Wed, 4 Jan 2017 14:21:08 +0000	[thread overview]
Message-ID: <2601191342CEEE43887BDE71AB9772583F0FEE0C@irsmsx105.ger.corp.intel.com> (raw)
In-Reply-To: <1483514502-32841-4-git-send-email-tiwei.bie@intel.com>

Hi Twei,

> -----Original Message-----
> From: Bie, Tiwei
> Sent: Wednesday, January 4, 2017 7:22 AM
> To: dev@dpdk.org
> Cc: adrien.mazarguil@6wind.com; Lu, Wenzhuo <wenzhuo.lu@intel.com>; Mcnamara, John <john.mcnamara@intel.com>;
> olivier.matz@6wind.com; thomas.monjalon@6wind.com; Ananyev, Konstantin <konstantin.ananyev@intel.com>; Zhang, Helin
> <helin.zhang@intel.com>; Dai, Wei <wei.dai@intel.com>; Wang, Xiao W <xiao.w.wang@intel.com>
> Subject: [PATCH v5 3/8] ethdev: reserve capability flags for PMD-specific API
> 
> Reserve a Tx capability flag and a Rx capability flag, that can be
> used by PMD to define its own capability flags when implementing the
> PMD-specific API.
> 
> Suggested-by: Adrien Mazarguil <adrien.mazarguil@6wind.com>
> Signed-off-by: Tiwei Bie <tiwei.bie@intel.com>
> Acked-by: Wenzhuo Lu <wenzhuo.lu@intel.com>
> ---
>  lib/librte_ether/rte_ethdev.h | 2 ++
>  1 file changed, 2 insertions(+)
> 
> diff --git a/lib/librte_ether/rte_ethdev.h b/lib/librte_ether/rte_ethdev.h
> index d465825..8800b39 100644
> --- a/lib/librte_ether/rte_ethdev.h
> +++ b/lib/librte_ether/rte_ethdev.h
> @@ -857,6 +857,7 @@ struct rte_eth_conf {
>  #define DEV_RX_OFFLOAD_TCP_LRO     0x00000010
>  #define DEV_RX_OFFLOAD_QINQ_STRIP  0x00000020
>  #define DEV_RX_OFFLOAD_OUTER_IPV4_CKSUM 0x00000040
> +#define DEV_RX_OFFLOAD_RESERVED_0  0x00000080 /**< Used for PMD-specific API. */
> 
>  /**
>   * TX offload capabilities of a device.
> @@ -874,6 +875,7 @@ struct rte_eth_conf {
>  #define DEV_TX_OFFLOAD_GRE_TNL_TSO      0x00000400    /**< Used for tunneling packet. */
>  #define DEV_TX_OFFLOAD_IPIP_TNL_TSO     0x00000800    /**< Used for tunneling packet. */
>  #define DEV_TX_OFFLOAD_GENEVE_TNL_TSO   0x00001000    /**< Used for tunneling packet. */
> +#define DEV_TX_OFFLOAD_RESERVED_0  0x00002000 /**< Used for PMD-specific API. */
> 
>  /**
>   * Ethernet device information
> --
> 2.7.4

I am not sure how that supposed to work and how user should know that DEV_RX_OFFLOAD_RESERVED_0  
is actually a MACSEC for ixgbe?
Another question what to do if you would like to create a bonded device over two devices with different NIC types?
As I understand you can end up in situation when  DEV_RX_OFFLOAD_RESERVED_0  would mean different capabilities.
Why not to have this MACSEC capability and ol_flag value as generic ones, as you have them in previous versions of your patch?
Konstantin

  reply	other threads:[~2017-01-04 14:21 UTC|newest]

Thread overview: 79+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2016-12-03 14:59 [dpdk-dev] [PATCH 0/3] Add MACsec offload support for ixgbe Tiwei Bie
2016-12-03 14:59 ` [dpdk-dev] [PATCH 1/3] lib: add MACsec offload flags Tiwei Bie
2016-12-03 14:59 ` [dpdk-dev] [PATCH 2/3] net/ixgbe: add MACsec offload support Tiwei Bie
2016-12-03 14:59 ` [dpdk-dev] [PATCH 3/3] app/testpmd: add ixgbe " Tiwei Bie
2016-12-16  1:43 ` [dpdk-dev] [PATCH v2 0/4] Add MACsec offload support for ixgbe Tiwei Bie
2016-12-16  1:43   ` [dpdk-dev] [PATCH v2 1/4] lib: add MACsec offload flags Tiwei Bie
2016-12-16  1:43   ` [dpdk-dev] [PATCH v2 2/4] net/ixgbe: add MACsec offload support Tiwei Bie
2016-12-16  1:43   ` [dpdk-dev] [PATCH v2 3/4] app/testpmd: add ixgbe " Tiwei Bie
2016-12-16  1:43   ` [dpdk-dev] [PATCH v2 4/4] doc: add ixgbe specific APIs Tiwei Bie
2016-12-16 10:29     ` Mcnamara, John
2016-12-25 14:57   ` [dpdk-dev] [PATCH v3 0/6] Add MACsec offload support for ixgbe Tiwei Bie
2016-12-25 14:57     ` [dpdk-dev] [PATCH v3 1/6] mbuf: add flag for MACsec Tiwei Bie
2016-12-25 14:57     ` [dpdk-dev] [PATCH v3 2/6] ethdev: add event type " Tiwei Bie
2016-12-25 14:57     ` [dpdk-dev] [PATCH v3 3/6] ethdev: add MACsec offload capability flags Tiwei Bie
2016-12-25 14:57     ` [dpdk-dev] [PATCH v3 4/6] net/ixgbe: add MACsec offload support Tiwei Bie
2016-12-25 14:57     ` [dpdk-dev] [PATCH v3 5/6] app/testpmd: add MACsec offload commands Tiwei Bie
2016-12-25 14:58     ` [dpdk-dev] [PATCH v3 6/6] doc: add ixgbe specific APIs Tiwei Bie
2016-12-26 15:15     ` [dpdk-dev] [PATCH v3 0/6] Add MACsec offload support for ixgbe Adrien Mazarguil
2016-12-27  1:33       ` Tiwei Bie
2016-12-27 14:37         ` Adrien Mazarguil
2016-12-27 17:42           ` Tiwei Bie
2016-12-28 15:41     ` [dpdk-dev] [PATCH v4 0/7] " Tiwei Bie
2016-12-28 15:41       ` [dpdk-dev] [PATCH v4 1/7] mbuf: reserve a Tx offload flag for PMD-specific API Tiwei Bie
2016-12-28 15:41       ` [dpdk-dev] [PATCH v4 2/7] ethdev: reserve an event type " Tiwei Bie
2016-12-28 15:41       ` [dpdk-dev] [PATCH v4 3/7] ethdev: reserve capability flags " Tiwei Bie
2016-12-28 15:41       ` [dpdk-dev] [PATCH v4 4/7] net/ixgbe: add MACsec offload support Tiwei Bie
2016-12-28 15:41       ` [dpdk-dev] [PATCH v4 5/7] app/testpmd: add MACsec offload commands Tiwei Bie
2016-12-28 15:41       ` [dpdk-dev] [PATCH v4 6/7] doc: add ixgbe specific APIs Tiwei Bie
2016-12-28 15:41       ` [dpdk-dev] [PATCH v4 7/7] doc: update the release notes for the reserved flags Tiwei Bie
2017-01-03  6:15       ` [dpdk-dev] [PATCH v4 0/7] Add MACsec offload support for ixgbe Lu, Wenzhuo
2017-01-04  7:21       ` [dpdk-dev] [PATCH v5 0/8] " Tiwei Bie
2017-01-04  7:21         ` [dpdk-dev] [PATCH v5 1/8] mbuf: reserve a Tx offload flag for PMD-specific API Tiwei Bie
2017-01-04  7:21         ` [dpdk-dev] [PATCH v5 2/8] ethdev: reserve an event type " Tiwei Bie
2017-01-04  7:21         ` [dpdk-dev] [PATCH v5 3/8] ethdev: reserve capability flags " Tiwei Bie
2017-01-04 14:21           ` Ananyev, Konstantin [this message]
2017-01-04 14:39             ` Tiwei Bie
2017-01-04 15:14               ` Ananyev, Konstantin
2017-01-04 17:00                 ` Tiwei Bie
2017-01-04 17:44                   ` Ananyev, Konstantin
2017-01-04 23:56                     ` Tiwei Bie
2017-01-05  8:33                       ` Adrien Mazarguil
2017-01-05 10:05                         ` Tiwei Bie
2017-01-05 11:32                         ` Ananyev, Konstantin
2017-01-05 18:21                           ` Adrien Mazarguil
2017-01-08 12:39                             ` Ananyev, Konstantin
2017-01-09  3:57                               ` Tiwei Bie
2017-01-09 11:26                                 ` Thomas Monjalon
2017-01-10  2:08                                   ` Tiwei Bie
2017-01-11 17:32                                   ` Olivier MATZ
2017-01-12  2:08                                     ` Tiwei Bie
2017-01-12  2:42                                     ` Yuanhan Liu
2017-01-09 14:41                               ` Adrien Mazarguil
2017-01-04  7:21         ` [dpdk-dev] [PATCH v5 4/8] net/ixgbe: add MACsec offload support Tiwei Bie
2017-01-04  7:21         ` [dpdk-dev] [PATCH v5 5/8] app/testpmd: add MACsec offload commands Tiwei Bie
2017-01-04  7:21         ` [dpdk-dev] [PATCH v5 6/8] doc: add ixgbe specific APIs Tiwei Bie
2017-01-04  7:21         ` [dpdk-dev] [PATCH v5 7/8] doc: update the release notes for the reserved flags Tiwei Bie
2017-01-04  7:21         ` [dpdk-dev] [PATCH v5 8/8] doc: add MACsec offload into NIC feature list Tiwei Bie
2017-01-04  8:29         ` [dpdk-dev] [PATCH v5 0/8] Add MACsec offload support for ixgbe Peng, Yuan
2017-01-11  4:31         ` [dpdk-dev] [PATCH v6 0/6] " Tiwei Bie
2017-01-11  4:31           ` [dpdk-dev] [PATCH v6 1/6] mbuf: add flag for MACsec Tiwei Bie
2017-01-11 17:41             ` Olivier MATZ
2017-01-11  4:31           ` [dpdk-dev] [PATCH v6 2/6] ethdev: add event type " Tiwei Bie
2017-01-11  4:31           ` [dpdk-dev] [PATCH v6 3/6] ethdev: add MACsec offload capability flags Tiwei Bie
2017-01-11  4:31           ` [dpdk-dev] [PATCH v6 4/6] net/ixgbe: add MACsec offload support Tiwei Bie
2017-01-11  4:31           ` [dpdk-dev] [PATCH v6 5/6] app/testpmd: add MACsec offload commands Tiwei Bie
2017-01-13  9:07             ` Thomas Monjalon
2017-01-13  9:16               ` Tiwei Bie
2017-01-11  4:31           ` [dpdk-dev] [PATCH v6 6/6] doc: add ixgbe specific APIs Tiwei Bie
2017-01-13 11:21           ` [dpdk-dev] [PATCH v7 0/6] Add MACsec offload support for ixgbe Tiwei Bie
2017-01-13 11:21             ` [dpdk-dev] [PATCH v7 1/6] mbuf: add flag for MACsec Tiwei Bie
2017-01-13 11:21             ` [dpdk-dev] [PATCH v7 2/6] ethdev: add event type " Tiwei Bie
2017-01-16  2:31               ` Ananyev, Konstantin
2017-01-13 11:21             ` [dpdk-dev] [PATCH v7 3/6] ethdev: add MACsec offload capability flags Tiwei Bie
2017-01-16  2:33               ` Ananyev, Konstantin
2017-01-13 11:21             ` [dpdk-dev] [PATCH v7 4/6] net/ixgbe: add MACsec offload support Tiwei Bie
2017-01-13 11:21             ` [dpdk-dev] [PATCH v7 5/6] app/testpmd: add MACsec offload commands Tiwei Bie
2017-01-13 11:21             ` [dpdk-dev] [PATCH v7 6/6] doc: add ixgbe specific APIs Tiwei Bie
2017-01-15 18:19             ` [dpdk-dev] [PATCH v7 0/6] Add MACsec offload support for ixgbe Thomas Monjalon
2017-01-23  2:30             ` Peng, Yuan

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