[dpdk-dev] [PATCH v4 3/3] net/ice: enable RSS when device init

[Qiming Yang]

This patch enabled RSS for UPD/TCP/SCTP+IPV4/IPV6 packets.

Signed-off-by: Qiming Yang <qiming.yang at intel.com>
---
 doc/guides/rel_notes/release_19_05.rst |  1 +
 drivers/net/ice/ice_ethdev.c           | 39 ++++++++++++++++++++++++++++++++++
 2 files changed, 40 insertions(+)

diff --git a/doc/guides/rel_notes/release_19_05.rst b/doc/guides/rel_notes/release_19_05.rst
index 9ca147f..7d34d63 100644
--- a/doc/guides/rel_notes/release_19_05.rst
+++ b/doc/guides/rel_notes/release_19_05.rst
@@ -106,6 +106,7 @@ New Features
 
   * Added package download support.
   * Added Safe Mode support.
+  * Supported RSS for UPD/TCP/SCTP+IPV4/IPV6 packets.
 
 Removed Items
 -------------
diff --git a/drivers/net/ice/ice_ethdev.c b/drivers/net/ice/ice_ethdev.c
index 99039d6..1c922b4 100644
--- a/drivers/net/ice/ice_ethdev.c
+++ b/drivers/net/ice/ice_ethdev.c
@@ -8,6 +8,7 @@
 #include <unistd.h>
 
 #include "base/ice_sched.h"
+#include "base/ice_flow.h"
 #include "ice_ethdev.h"
 #include "ice_rxtx.h"
 
@@ -1633,6 +1634,44 @@ static int ice_init_rss(struct ice_pf *pf)
 	if (ret)
 		return -EINVAL;
 
+	/* configure RSS for tcp6 with input set IPv6 src/dst, TCP src/dst */
+	ret = ice_add_rss_cfg(hw, vsi->idx, ICE_HASH_TCP_IPV6,
+			      ICE_FLOW_SEG_HDR_TCP | ICE_FLOW_SEG_HDR_IPV6);
+	if (ret)
+		PMD_DRV_LOG(ERR, "%s TCP_IPV6 rss flow fail %d", __func__, ret);
+
+	/* configure RSS for udp6 with input set IPv6 src/dst, UDP src/dst */
+	ret = ice_add_rss_cfg(hw, vsi->idx, ICE_HASH_UDP_IPV6,
+			      ICE_FLOW_SEG_HDR_UDP | ICE_FLOW_SEG_HDR_IPV6);
+	if (ret)
+		PMD_DRV_LOG(ERR, "%s UDP_IPV6 rss flow fail %d", __func__, ret);
+
+	/* configure RSS for sctp6 with input set IPv6 src/dst */
+	ret = ice_add_rss_cfg(hw, vsi->idx, ICE_FLOW_HASH_IPV6,
+			      ICE_FLOW_SEG_HDR_SCTP | ICE_FLOW_SEG_HDR_IPV6);
+	if (ret)
+		PMD_DRV_LOG(ERR, "%s SCTP_IPV6 rss flow fail %d",
+				__func__, ret);
+
+	/* configure RSS for tcp4 with input set IP src/dst, TCP src/dst */
+	ret = ice_add_rss_cfg(hw, vsi->idx, ICE_HASH_TCP_IPV4,
+			      ICE_FLOW_SEG_HDR_TCP | ICE_FLOW_SEG_HDR_IPV4);
+	if (ret)
+		PMD_DRV_LOG(ERR, "%s TCP_IPV4 rss flow fail %d", __func__, ret);
+
+	/* configure RSS for udp4 with input set IP src/dst, UDP src/dst */
+	ret = ice_add_rss_cfg(hw, vsi->idx, ICE_HASH_UDP_IPV4,
+			      ICE_FLOW_SEG_HDR_UDP | ICE_FLOW_SEG_HDR_IPV4);
+	if (ret)
+		PMD_DRV_LOG(ERR, "%s UDP_IPV4 rss flow fail %d", __func__, ret);
+
+	/* configure RSS for sctp4 with input set IP src/dst */
+	ret = ice_add_rss_cfg(hw, vsi->idx, ICE_FLOW_HASH_IPV4,
+			      ICE_FLOW_SEG_HDR_SCTP | ICE_FLOW_SEG_HDR_IPV4);
+	if (ret)
+		PMD_DRV_LOG(ERR, "%s SCTP_IPV4 rss flow fail %d",
+				__func__, ret);
+
 	return 0;
 }
 
-- 
2.9.5