[v2,04/12] net/txgbe: support RSS offload for SCTP port

Message ID 76197192193F911C+20250609070454.223387-5-jiawenwu@trustnetic.com (mailing list archive)
State Awaiting Upstream
Delegated to: Stephen Hemminger
Headers
Series [v2,01/12] net/txgbe: support flow filter for VF |

Checks

Context Check Description
ci/checkpatch success coding style OK

Commit Message

Jiawen Wu June 9, 2025, 7:04 a.m. UTC
Add support for IPv4/IPv6 SCTP RSS offload.

Signed-off-by: Jiawen Wu <jiawenwu@trustnetic.com>
---
 drivers/net/txgbe/base/txgbe_regs.h |  4 ++++
 drivers/net/txgbe/txgbe_ethdev.h    |  2 ++
 drivers/net/txgbe/txgbe_rxtx.c      | 16 ++++++++++++++++
 3 files changed, 22 insertions(+)
  

Patch

diff --git a/drivers/net/txgbe/base/txgbe_regs.h b/drivers/net/txgbe/base/txgbe_regs.h
index 7a9ba6976f..346c23b5da 100644
--- a/drivers/net/txgbe/base/txgbe_regs.h
+++ b/drivers/net/txgbe/base/txgbe_regs.h
@@ -580,6 +580,8 @@ 
 #define   TXGBE_RACTL_RSSMASK           MS(16, 0xFFFF)
 #define   TXGBE_RACTL_RSSIPV4TCP        MS(16, 0x1)
 #define   TXGBE_RACTL_RSSIPV4           MS(17, 0x1)
+#define   TXGBE_RACTL_RSSIPV4SCTP       MS(18, 0x1)
+#define   TXGBE_RACTL_RSSIPV6SCTP       MS(19, 0x1)
 #define   TXGBE_RACTL_RSSIPV6           MS(20, 0x1)
 #define   TXGBE_RACTL_RSSIPV6TCP        MS(21, 0x1)
 #define   TXGBE_RACTL_RSSIPV4UDP        MS(22, 0x1)
@@ -1287,6 +1289,8 @@  enum txgbe_5tuple_protocol {
 #define   TXGBE_VFPLCFG_RSSMASK         MS(16, 0xFF)
 #define   TXGBE_VFPLCFG_RSSIPV4TCP      MS(16, 0x1)
 #define   TXGBE_VFPLCFG_RSSIPV4         MS(17, 0x1)
+#define   TXGBE_VFPLCFG_RSSIPV4SCTP     MS(18, 0x1)
+#define   TXGBE_VFPLCFG_RSSIPV6SCTP     MS(19, 0x1)
 #define   TXGBE_VFPLCFG_RSSIPV6         MS(20, 0x1)
 #define   TXGBE_VFPLCFG_RSSIPV6TCP      MS(21, 0x1)
 #define   TXGBE_VFPLCFG_RSSIPV4UDP      MS(22, 0x1)
diff --git a/drivers/net/txgbe/txgbe_ethdev.h b/drivers/net/txgbe/txgbe_ethdev.h
index c2d0950d2c..9295d8fbd0 100644
--- a/drivers/net/txgbe/txgbe_ethdev.h
+++ b/drivers/net/txgbe/txgbe_ethdev.h
@@ -65,9 +65,11 @@ 
 	RTE_ETH_RSS_IPV4 | \
 	RTE_ETH_RSS_NONFRAG_IPV4_TCP | \
 	RTE_ETH_RSS_NONFRAG_IPV4_UDP | \
+	RTE_ETH_RSS_NONFRAG_IPV4_SCTP | \
 	RTE_ETH_RSS_IPV6 | \
 	RTE_ETH_RSS_NONFRAG_IPV6_TCP | \
 	RTE_ETH_RSS_NONFRAG_IPV6_UDP | \
+	RTE_ETH_RSS_NONFRAG_IPV6_SCTP | \
 	RTE_ETH_RSS_IPV6_EX | \
 	RTE_ETH_RSS_IPV6_TCP_EX | \
 	RTE_ETH_RSS_IPV6_UDP_EX)
diff --git a/drivers/net/txgbe/txgbe_rxtx.c b/drivers/net/txgbe/txgbe_rxtx.c
index 4e4b78fb43..a85d417ff6 100644
--- a/drivers/net/txgbe/txgbe_rxtx.c
+++ b/drivers/net/txgbe/txgbe_rxtx.c
@@ -3090,6 +3090,10 @@  txgbe_dev_rss_hash_update(struct rte_eth_dev *dev,
 		if (rss_hf & RTE_ETH_RSS_NONFRAG_IPV6_UDP ||
 		    rss_hf & RTE_ETH_RSS_IPV6_UDP_EX)
 			mrqc |= TXGBE_VFPLCFG_RSSIPV6UDP;
+		if (rss_hf & RTE_ETH_RSS_NONFRAG_IPV4_SCTP)
+			mrqc |= TXGBE_VFPLCFG_RSSIPV4SCTP;
+		if (rss_hf & RTE_ETH_RSS_NONFRAG_IPV6_SCTP)
+			mrqc |= TXGBE_VFPLCFG_RSSIPV6SCTP;
 
 		if (rss_hf)
 			mrqc |= TXGBE_VFPLCFG_RSSENA;
@@ -3120,6 +3124,10 @@  txgbe_dev_rss_hash_update(struct rte_eth_dev *dev,
 		if (rss_hf & RTE_ETH_RSS_NONFRAG_IPV6_UDP ||
 		    rss_hf & RTE_ETH_RSS_IPV6_UDP_EX)
 			mrqc |= TXGBE_RACTL_RSSIPV6UDP;
+		if (rss_hf & RTE_ETH_RSS_NONFRAG_IPV4_SCTP)
+			mrqc |= TXGBE_RACTL_RSSIPV4SCTP;
+		if (rss_hf & RTE_ETH_RSS_NONFRAG_IPV6_SCTP)
+			mrqc |= TXGBE_RACTL_RSSIPV6SCTP;
 
 		if (rss_hf)
 			mrqc |= TXGBE_RACTL_RSSENA;
@@ -3173,6 +3181,10 @@  txgbe_dev_rss_hash_conf_get(struct rte_eth_dev *dev,
 		if (mrqc & TXGBE_VFPLCFG_RSSIPV6UDP)
 			rss_hf |= RTE_ETH_RSS_NONFRAG_IPV6_UDP |
 				  RTE_ETH_RSS_IPV6_UDP_EX;
+		if (mrqc & TXGBE_VFPLCFG_RSSIPV4SCTP)
+			rss_hf |= RTE_ETH_RSS_NONFRAG_IPV4_SCTP;
+		if (mrqc & TXGBE_VFPLCFG_RSSIPV6SCTP)
+			rss_hf |= RTE_ETH_RSS_NONFRAG_IPV6_SCTP;
 		if (!(mrqc & TXGBE_VFPLCFG_RSSENA))
 			rss_hf = 0;
 	} else {
@@ -3192,6 +3204,10 @@  txgbe_dev_rss_hash_conf_get(struct rte_eth_dev *dev,
 		if (mrqc & TXGBE_RACTL_RSSIPV6UDP)
 			rss_hf |= RTE_ETH_RSS_NONFRAG_IPV6_UDP |
 				  RTE_ETH_RSS_IPV6_UDP_EX;
+		if (mrqc & TXGBE_RACTL_RSSIPV4SCTP)
+			rss_hf |= RTE_ETH_RSS_NONFRAG_IPV4_SCTP;
+		if (mrqc & TXGBE_RACTL_RSSIPV6SCTP)
+			rss_hf |= RTE_ETH_RSS_NONFRAG_IPV6_SCTP;
 		if (!(mrqc & TXGBE_RACTL_RSSENA))
 			rss_hf = 0;
 	}