From 2d72306de1dcd2ae0013fcb74673496b2cc52420 Mon Sep 17 00:00:00 2001 From: Jingjing Wu Date: Sat, 21 Feb 2015 01:53:07 +0000 Subject: [PATCH] ethdev: new flex filter API This patch defines flex filter type RTE_ETH_FILTER_FLEXIBLE and its structure rte_eth_flex_filter. Signed-off-by: Jingjing Wu --- lib/librte_ether/rte_eth_ctrl.h | 20 ++++++++++++++++++++ 1 file changed, 20 insertions(+) diff --git a/lib/librte_ether/rte_eth_ctrl.h b/lib/librte_ether/rte_eth_ctrl.h index be93a5a71a..bda880e025 100644 --- a/lib/librte_ether/rte_eth_ctrl.h +++ b/lib/librte_ether/rte_eth_ctrl.h @@ -53,6 +53,7 @@ enum rte_filter_type { RTE_ETH_FILTER_NONE = 0, RTE_ETH_FILTER_MACVLAN, RTE_ETH_FILTER_ETHERTYPE, + RTE_ETH_FILTER_FLEXIBLE, RTE_ETH_FILTER_TUNNEL, RTE_ETH_FILTER_FDIR, RTE_ETH_FILTER_HASH, @@ -116,6 +117,25 @@ struct rte_eth_ethertype_filter { uint16_t queue; /**< Queue assigned to when match*/ }; +#define RTE_FLEX_FILTER_MAXLEN 128 /**< bytes to use in flex filter. */ +#define RTE_FLEX_FILTER_MASK_SIZE \ + (RTE_ALIGN(RTE_FLEX_FILTER_MAXLEN, CHAR_BIT) / CHAR_BIT) + /**< mask bytes in flex filter. */ + +/** + * A structure used to define the flex filter entry + * to support RTE_ETH_FILTER_FLEXIBLE with RTE_ETH_FILTER_ADD, + * RTE_ETH_FILTER_DELETE and RTE_ETH_FILTER_GET operations. + */ +struct rte_eth_flex_filter { + uint16_t len; + uint8_t bytes[RTE_FLEX_FILTER_MAXLEN]; /**< flex bytes in big endian.*/ + uint8_t mask[RTE_FLEX_FILTER_MASK_SIZE]; /**< if mask bit is 1b, do + not compare corresponding byte. */ + uint8_t priority; + uint16_t queue; /**< Queue assigned to when match. */ +}; + /** * Tunneled type. */ -- 2.20.1