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Mon, 07 Jun 2021 11:31:24 -0700 (PDT) MIME-Version: 1.0 References: <20210603031214.19892-1-alvinx.zhang@intel.com> <20210603080352.10924-1-alvinx.zhang@intel.com> In-Reply-To: <20210603080352.10924-1-alvinx.zhang@intel.com> From: Ajit Khaparde Date: Mon, 7 Jun 2021 11:31:08 -0700 Message-ID: To: Alvin Zhang Cc: Qi Zhang , Andrew Rybchenko , dpdk-dev Content-Type: multipart/signed; protocol="application/pkcs7-signature"; micalg=sha-256; boundary="000000000000bbb53105c4313fd9" X-Content-Filtered-By: Mailman/MimeDel 2.1.29 Subject: Re: [dpdk-dev] [PATCH v2] ethdev: add IPv4 checksum RSS offload type X-BeenThere: dev@dpdk.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: DPDK patches and discussions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dev-bounces@dpdk.org Sender: "dev" --000000000000bbb53105c4313fd9 Content-Type: text/plain; charset="UTF-8" On Thu, Jun 3, 2021 at 1:04 AM Alvin Zhang wrote: > > This patch defines new RSS offload type for IPv4 checksum, > which is required when users want to distribute packets based > on the IPv4 checksum field. > > For example "flow create 0 ingress pattern eth / ipv4 / end > actions rss types ipv4-chksum end queues end / end", this flow > causes all matching packets to be distributed to queues on > basis of IPv4 checksum. > > Signed-off-by: Alvin Zhang Acked-by: Ajit Khaparde > --- > app/test-pmd/cmdline.c | 2 ++ > app/test-pmd/config.c | 1 + > lib/ethdev/rte_ethdev.h | 1 + > 3 files changed, 4 insertions(+) > > diff --git a/app/test-pmd/cmdline.c b/app/test-pmd/cmdline.c > index 0268b18..32da066 100644 > --- a/app/test-pmd/cmdline.c > +++ b/app/test-pmd/cmdline.c > @@ -2254,6 +2254,8 @@ struct cmd_config_rss { > rss_conf.rss_hf = ETH_RSS_ECPRI; > else if (!strcmp(res->value, "mpls")) > rss_conf.rss_hf = ETH_RSS_MPLS; > + else if (!strcmp(res->value, "ipv4-chksum")) > + rss_conf.rss_hf = ETH_RSS_IPV4_CHKSUM; > else if (!strcmp(res->value, "none")) > rss_conf.rss_hf = 0; > else if (!strcmp(res->value, "level-default")) { > diff --git a/app/test-pmd/config.c b/app/test-pmd/config.c > index 43c79b5..2c0c415 100644 > --- a/app/test-pmd/config.c > +++ b/app/test-pmd/config.c > @@ -140,6 +140,7 @@ > { "gtpu", ETH_RSS_GTPU }, > { "ecpri", ETH_RSS_ECPRI }, > { "mpls", ETH_RSS_MPLS }, > + { "ipv4-chksum", ETH_RSS_IPV4_CHKSUM }, > { NULL, 0 }, > }; > > diff --git a/lib/ethdev/rte_ethdev.h b/lib/ethdev/rte_ethdev.h > index faf3bd9..f10d834 100644 > --- a/lib/ethdev/rte_ethdev.h > +++ b/lib/ethdev/rte_ethdev.h > @@ -537,6 +537,7 @@ struct rte_eth_rss_conf { > #define ETH_RSS_PPPOE (1ULL << 31) > #define ETH_RSS_ECPRI (1ULL << 32) > #define ETH_RSS_MPLS (1ULL << 33) > +#define ETH_RSS_IPV4_CHKSUM (1ULL << 34) > > /* > * We use the following macros to combine with above ETH_RSS_* for > -- > 1.8.3.1 > --000000000000bbb53105c4313fd9--