All of lore.kernel.org
 help / color / mirror / Atom feed
From: Alvin Zhang <alvinx.zhang@intel.com>
To: qi.z.zhang@intel.com
Cc: dev@dpdk.org, Alvin Zhang <alvinx.zhang@intel.com>
Subject: [dpdk-dev] [PATCH v2] net/ice: support IPv4/L4 checksum RSS offload
Date: Fri, 24 Sep 2021 17:05:28 +0800	[thread overview]
Message-ID: <20210924090528.16360-1-alvinx.zhang@intel.com> (raw)
In-Reply-To: <20210909064733.19960-1-alvinx.zhang@intel.com>

Add supports for RSS_IPV4_CHKSUM & RSS_L4_CHKSUM RSS offload types
in RSS flow.

Signed-off-by: Alvin Zhang <alvinx.zhang@intel.com>
---

v2: rebase to dpdk-next-net-intel
---
 drivers/net/ice/ice_hash.c | 33 ++++++++++++++++++++++++++-------
 1 file changed, 26 insertions(+), 7 deletions(-)

diff --git a/drivers/net/ice/ice_hash.c b/drivers/net/ice/ice_hash.c
index 175780c..df1bdfd 100644
--- a/drivers/net/ice/ice_hash.c
+++ b/drivers/net/ice/ice_hash.c
@@ -374,13 +374,17 @@ struct ice_rss_hash_cfg eth_tmplt = {
 
 /* IPv4 */
 #define ICE_RSS_TYPE_ETH_IPV4		(ETH_RSS_ETH | ETH_RSS_IPV4 | \
-					 ETH_RSS_FRAG_IPV4)
+					 ETH_RSS_FRAG_IPV4 | \
+					 ETH_RSS_IPV4_CHKSUM)
 #define ICE_RSS_TYPE_ETH_IPV4_UDP	(ICE_RSS_TYPE_ETH_IPV4 | \
-					 ETH_RSS_NONFRAG_IPV4_UDP)
+					 ETH_RSS_NONFRAG_IPV4_UDP | \
+					 ETH_RSS_L4_CHKSUM)
 #define ICE_RSS_TYPE_ETH_IPV4_TCP	(ICE_RSS_TYPE_ETH_IPV4 | \
-					 ETH_RSS_NONFRAG_IPV4_TCP)
+					 ETH_RSS_NONFRAG_IPV4_TCP | \
+					 ETH_RSS_L4_CHKSUM)
 #define ICE_RSS_TYPE_ETH_IPV4_SCTP	(ICE_RSS_TYPE_ETH_IPV4 | \
-					 ETH_RSS_NONFRAG_IPV4_SCTP)
+					 ETH_RSS_NONFRAG_IPV4_SCTP | \
+					 ETH_RSS_L4_CHKSUM)
 #define ICE_RSS_TYPE_IPV4		ETH_RSS_IPV4
 #define ICE_RSS_TYPE_IPV4_UDP		(ETH_RSS_IPV4 | \
 					 ETH_RSS_NONFRAG_IPV4_UDP)
@@ -394,11 +398,14 @@ struct ice_rss_hash_cfg eth_tmplt = {
 #define ICE_RSS_TYPE_ETH_IPV6_FRAG	(ETH_RSS_ETH | ETH_RSS_IPV6 | \
 					 ETH_RSS_FRAG_IPV6)
 #define ICE_RSS_TYPE_ETH_IPV6_UDP	(ICE_RSS_TYPE_ETH_IPV6 | \
-					 ETH_RSS_NONFRAG_IPV6_UDP)
+					 ETH_RSS_NONFRAG_IPV6_UDP | \
+					 ETH_RSS_L4_CHKSUM)
 #define ICE_RSS_TYPE_ETH_IPV6_TCP	(ICE_RSS_TYPE_ETH_IPV6 | \
-					 ETH_RSS_NONFRAG_IPV6_TCP)
+					 ETH_RSS_NONFRAG_IPV6_TCP | \
+					 ETH_RSS_L4_CHKSUM)
 #define ICE_RSS_TYPE_ETH_IPV6_SCTP	(ICE_RSS_TYPE_ETH_IPV6 | \
-					 ETH_RSS_NONFRAG_IPV6_SCTP)
+					 ETH_RSS_NONFRAG_IPV6_SCTP | \
+					 ETH_RSS_L4_CHKSUM)
 #define ICE_RSS_TYPE_IPV6		ETH_RSS_IPV6
 #define ICE_RSS_TYPE_IPV6_UDP		(ETH_RSS_IPV6 | \
 					 ETH_RSS_NONFRAG_IPV6_UDP)
@@ -689,6 +696,9 @@ struct ice_rss_hash_cfg eth_tmplt = {
 		} else {
 			*hash_flds &= ~ICE_FLOW_HASH_IPV4;
 		}
+
+		if (rss_type & ETH_RSS_IPV4_CHKSUM)
+			*hash_flds |= BIT_ULL(ICE_FLOW_FIELD_IDX_IPV4_CHKSUM);
 	}
 
 	if (*addl_hdrs & ICE_FLOW_SEG_HDR_IPV6) {
@@ -765,6 +775,9 @@ struct ice_rss_hash_cfg eth_tmplt = {
 		} else {
 			*hash_flds &= ~ICE_FLOW_HASH_UDP_PORT;
 		}
+
+		if (rss_type & ETH_RSS_L4_CHKSUM)
+			*hash_flds |= BIT_ULL(ICE_FLOW_FIELD_IDX_UDP_CHKSUM);
 	}
 
 	if (*addl_hdrs & ICE_FLOW_SEG_HDR_TCP) {
@@ -782,6 +795,9 @@ struct ice_rss_hash_cfg eth_tmplt = {
 		} else {
 			*hash_flds &= ~ICE_FLOW_HASH_TCP_PORT;
 		}
+
+		if (rss_type & ETH_RSS_L4_CHKSUM)
+			*hash_flds |= BIT_ULL(ICE_FLOW_FIELD_IDX_TCP_CHKSUM);
 	}
 
 	if (*addl_hdrs & ICE_FLOW_SEG_HDR_SCTP) {
@@ -799,6 +815,9 @@ struct ice_rss_hash_cfg eth_tmplt = {
 		} else {
 			*hash_flds &= ~ICE_FLOW_HASH_SCTP_PORT;
 		}
+
+		if (rss_type & ETH_RSS_L4_CHKSUM)
+			*hash_flds |= BIT_ULL(ICE_FLOW_FIELD_IDX_SCTP_CHKSUM);
 	}
 
 	if (*addl_hdrs & ICE_FLOW_SEG_HDR_L2TPV3) {
-- 
1.8.3.1


  reply	other threads:[~2021-09-24  9:05 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-09-09  6:47 [dpdk-dev] [PATCH] net/ice: support IPv4/L4 checksum RSS offload Alvin Zhang
2021-09-24  9:05 ` Alvin Zhang [this message]
2021-09-24  9:53   ` [dpdk-dev] [PATCH v3] " Alvin Zhang
2021-09-24 11:05     ` Zhang, Qi Z

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=20210924090528.16360-1-alvinx.zhang@intel.com \
    --to=alvinx.zhang@intel.com \
    --cc=dev@dpdk.org \
    --cc=qi.z.zhang@intel.com \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body. 
This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.