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[dpdk-dev,v6,09/22] mbuf: extend fdir field

Message ID 1416530816-2159-10-git-send-email-jingjing.wu@intel.com (mailing list archive)
State Accepted, archived
Headers show

Commit Message

Jingjing Wu Nov. 21, 2014, 12:46 a.m. UTC
fdir field in rte_mbuf is extened to support flex bytes reported when fdir match.
8 flex bytes can be reported in maximum.
The reported flex bytes are part of flexible payload.

Signed-off-by: jingjing.wu <jingjing.wu@intel.com>
---
 lib/librte_mbuf/rte_mbuf.h | 17 ++++++++++++++---
 1 file changed, 14 insertions(+), 3 deletions(-)
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Patch

diff --git a/lib/librte_mbuf/rte_mbuf.h b/lib/librte_mbuf/rte_mbuf.h
index f5f8658..5899e5c 100644
--- a/lib/librte_mbuf/rte_mbuf.h
+++ b/lib/librte_mbuf/rte_mbuf.h
@@ -77,7 +77,7 @@  extern "C" {
  */
 #define PKT_RX_VLAN_PKT      (1ULL << 0)  /**< RX packet is a 802.1q VLAN packet. */
 #define PKT_RX_RSS_HASH      (1ULL << 1)  /**< RX packet with RSS hash result. */
-#define PKT_RX_FDIR          (1ULL << 2)  /**< RX packet with FDIR infos. */
+#define PKT_RX_FDIR          (1ULL << 2)  /**< RX packet with FDIR match indicate. */
 #define PKT_RX_L4_CKSUM_BAD  (1ULL << 3)  /**< L4 cksum of RX pkt. is not OK. */
 #define PKT_RX_IP_CKSUM_BAD  (1ULL << 4)  /**< IP cksum of RX pkt. is not OK. */
 #define PKT_RX_EIP_CKSUM_BAD (0ULL << 0)  /**< External IP header checksum error. */
@@ -93,6 +93,8 @@  extern "C" {
 #define PKT_RX_IEEE1588_TMST (1ULL << 10) /**< RX IEEE1588 L2/L4 timestamped packet.*/
 #define PKT_RX_TUNNEL_IPV4_HDR (1ULL << 11) /**< RX tunnel packet with IPv4 header.*/
 #define PKT_RX_TUNNEL_IPV6_HDR (1ULL << 12) /**< RX tunnel packet with IPv6 header. */
+#define PKT_RX_FDIR_ID       (1ULL << 13) /**< FD id reported if FDIR match. */
+#define PKT_RX_FDIR_FLX      (1ULL << 14) /**< Flexible bytes reported if FDIR match. */
 
 #define PKT_TX_VLAN_PKT      (1ULL << 55) /**< TX packet is a 802.1q VLAN packet. */
 #define PKT_TX_IP_CKSUM      (1ULL << 54) /**< IP cksum of TX pkt. computed by NIC. */
@@ -181,8 +183,17 @@  struct rte_mbuf {
 	union {
 		uint32_t rss;     /**< RSS hash result if RSS enabled */
 		struct {
-			uint16_t hash;
-			uint16_t id;
+			union {
+				struct {
+					uint16_t hash;
+					uint16_t id;
+				};
+				uint32_t lo;
+				/**< Second 4 flexible bytes */
+			};
+			uint32_t hi;
+			/**< First 4 flexible bytes or FD ID, dependent on
+			     PKT_RX_FDIR_* flag in ol_flags. */
 		} fdir;           /**< Filter identifier if FDIR enabled */
 		uint32_t sched;   /**< Hierarchical scheduler */
 		uint32_t usr;	  /**< User defined tags. See @rte_distributor_process */