From mboxrd@z Thu Jan 1 00:00:00 1970 From: "Dai, Wei" Subject: Re: [PATCH] ethdev: add enum type for loop on Rx/Tx offloads Date: Wed, 21 Mar 2018 14:08:34 +0000 Message-ID: <49759EB36A64CF4892C1AFEC9231E8D66CF6172C@PGSMSX112.gar.corp.intel.com> References: <1521518424-3603-1-git-send-email-wei.dai@intel.com> <2601191342CEEE43887BDE71AB977258A0AB2111@irsmsx105.ger.corp.intel.com> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: quoted-printable Cc: "dev@dpdk.org" To: "Ananyev, Konstantin" , "thomas@monjalon.net" Return-path: Received: from mga12.intel.com (mga12.intel.com [192.55.52.136]) by dpdk.org (Postfix) with ESMTP id 1030C56A1 for ; Wed, 21 Mar 2018 15:08:39 +0100 (CET) In-Reply-To: <2601191342CEEE43887BDE71AB977258A0AB2111@irsmsx105.ger.corp.intel.com> Content-Language: en-US List-Id: DPDK patches and discussions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dev-bounces@dpdk.org Sender: "dev" Hi, Konstantin Thanks for your feedback. > -----Original Message----- > From: Ananyev, Konstantin > Sent: Tuesday, March 20, 2018 8:00 PM > To: Dai, Wei ; thomas@monjalon.net > Cc: dev@dpdk.org; Dai, Wei > Subject: RE: [dpdk-dev] [PATCH] ethdev: add enum type for loop on Rx/Tx > offloads >=20 >=20 > Hi Wei, >=20 > > > > This patch adds enum rte_eth_rx_offload_type and enum > > rte_eth_tx_offload_type. For a loop on all Rx offloads, it is > > convenient to begin with the first enum member > > ETH_RX_OFFLOAD_FIRST_FEATURE and to end at > ETH_RX_OFFLOAD_TOTAL_NUM. > > A loop on all Tx offloads can begin with > ETH_TX_OFFLOAD_FIRST_FEATURE > > and end at ETH_TX_OFFLOAD_TOTAL_NUM. > > > > Signed-off-by: Wei Dai > > --- > > lib/librte_ether/rte_ethdev.h | 44 > > +++++++++++++++++++++++++++++++++++++++++++ > > 1 file changed, 44 insertions(+) > > > > diff --git a/lib/librte_ether/rte_ethdev.h > > b/lib/librte_ether/rte_ethdev.h index 0361533..0089ea3 100644 > > --- a/lib/librte_ether/rte_ethdev.h > > +++ b/lib/librte_ether/rte_ethdev.h > > @@ -946,6 +946,27 @@ struct rte_eth_conf { > > DEV_RX_OFFLOAD_VLAN_FILTER | \ > > DEV_RX_OFFLOAD_VLAN_EXTEND) > > > > +enum rte_eth_rx_offload_type { > > + ETH_RX_OFFLOAD_FIRST_FEATURE =3D 0, > > + ETH_RX_OFFLOAD_VLAN_STRIP =3D ETH_RX_OFFLOAD_FIRST_FEATURE, > > + ETH_RX_OFFLOAD_IPV4_CKSUM, > > + ETH_RX_OFFLOAD_UDP_CKSUM, > > + ETH_RX_OFFLOAD_TCP_CKSUM, > > + ETH_RX_OFFLOAD_TCP_LRO, > > + ETH_RX_OFFLOAD_QINQ_STRIP, > > + ETH_RX_OFFLOAD_OUTER_IPV4_CKSUM, > > + ETH_RX_OFFLOAD_MACSEC_STRIP, > > + ETH_RX_OFFLOAD_HEADER_SPLIT, > > + ETH_RX_OFFLOAD_VLAN_FILTER, > > + ETH_RX_OFFLOAD_VLAN_EXTEND, > > + ETH_RX_OFFLOAD_JUMBO_FRAME, > > + ETH_RX_OFFLOAD_CRC_STRIP, > > + ETH_RX_OFFLOAD_SCATTER, > > + ETH_RX_OFFLOAD_TIMESTAMP, > > + ETH_RX_OFFLOAD_SECURITY, > > + ETH_RX_OFFLOAD_TOTAL_NUM > > +}; > > + > > /* > > * If new Rx offload capabilities are defined, they also must be > > * mentioned in rte_rx_offload_names in rte_ethdev.c file. > > @@ -981,6 +1002,29 @@ struct rte_eth_conf { > > */ > > #define DEV_TX_OFFLOAD_SECURITY 0x00020000 > > > > +enum rte_eth_tx_offload_type { > > + ETH_TX_OFFLOAD_FIRST_FEATURE =3D 0, > > + ETH_TX_OFFLOAD_VLAN_INSERT =3D ETH_TX_OFFLOAD_FIRST_FEATURE, > > + ETH_TX_OFFLOAD_IPV4_CKSUM, > > + ETH_TX_OFFLOAD_UDP_CKSUM, > > + ETH_TX_OFFLOAD_TCP_CKSUM, > > + ETH_TX_OFFLOAD_SCTP_CKSUM, > > + ETH_TX_OFFLOAD_TCP_TSO, > > + ETH_TX_OFFLOAD_UDP_TSO, > > + ETH_TX_OFFLOAD_OUTER_IPV4_CKSUM, > > + ETH_TX_OFFLOAD_QINQ_INSERT, > > + ETH_TX_OFFLOAD_VXLAN_TNL_TSO, > > + ETH_TX_OFFLOAD_GRE_TNL_TSO, > > + ETH_TX_OFFLOAD_IPIP_TNL_TSO, > > + ETH_TX_OFFLOAD_GENEVE_TNL_TSO, > > + ETH_TX_OFFLOAD_MACSEC_INSERT, > > + ETH_TX_OFFLOAD_MT_LOCKFREE, > > + ETH_TX_OFFLOAD_MULTI_SEGS, > > + ETH_TX_OFFLOAD_MBUF_FAST_FREE, > > + ETH_TX_OFFLOAD_SECURITY, > > + ETH_TX_OFFLOAD_TOTAL_NUM > > +}; >=20 > What is the purpose to introduce these enums? > It looks like they are not used anywhere? > Konstantin When I make the patch for new offloading test with testpmd, I find I need loop on all possible offloads, without this enum type, I have to loop from bit 0 to bit 63, I think it is better to stop at the la= st one and No need to bit 63. I guess it will be helpful for some future application which need loop on a= ll offloadings. >=20 > > + > > /* > > * If new Tx offload capabilities are defined, they also must be > > * mentioned in rte_tx_offload_names in rte_ethdev.c file. > > -- > > 2.7.5