From: Jiawen Wu <jiawenwu@trustnetic.com> To: dev@dpdk.org Cc: Jiawen Wu <jiawenwu@trustnetic.com> Subject: [dpdk-dev] [PATCH v2 12/37] net/txgbe: add L2 tunnel filter parse rule Date: Wed, 11 Nov 2020 14:49:11 +0800 Message-ID: <20201111064936.768604-13-jiawenwu@trustnetic.com> (raw) In-Reply-To: <20201111064936.768604-1-jiawenwu@trustnetic.com> Add support to parse flow for L2 tunnel filter. Signed-off-by: Jiawen Wu <jiawenwu@trustnetic.com> --- drivers/net/txgbe/txgbe_flow.c | 202 +++++++++++++++++++++++++++++++++ 1 file changed, 202 insertions(+) diff --git a/drivers/net/txgbe/txgbe_flow.c b/drivers/net/txgbe/txgbe_flow.c index 7110e594b..8589e3328 100644 --- a/drivers/net/txgbe/txgbe_flow.c +++ b/drivers/net/txgbe/txgbe_flow.c @@ -15,6 +15,8 @@ #include <rte_common.h> #include <rte_cycles.h> +#include <rte_bus_pci.h> +#include <rte_hash_crc.h> #include <rte_flow.h> #include <rte_flow_driver.h> @@ -1040,3 +1042,203 @@ txgbe_parse_syn_filter(struct rte_eth_dev *dev, return 0; } +/** + * Parse the rule to see if it is a L2 tunnel rule. + * And get the L2 tunnel filter info BTW. + * Only support E-tag now. + * pattern: + * The first not void item can be E_TAG. + * The next not void item must be END. + * action: + * The first not void action should be VF or PF. + * The next not void action should be END. + * pattern example: + * ITEM Spec Mask + * E_TAG grp 0x1 0x3 + e_cid_base 0x309 0xFFF + * END + * other members in mask and spec should set to 0x00. + * item->last should be NULL. + */ +static int +cons_parse_l2_tn_filter(struct rte_eth_dev *dev, + const struct rte_flow_attr *attr, + const struct rte_flow_item pattern[], + const struct rte_flow_action actions[], + struct txgbe_l2_tunnel_conf *filter, + struct rte_flow_error *error) +{ + const struct rte_flow_item *item; + const struct rte_flow_item_e_tag *e_tag_spec; + const struct rte_flow_item_e_tag *e_tag_mask; + const struct rte_flow_action *act; + const struct rte_flow_action_vf *act_vf; + struct rte_pci_device *pci_dev = RTE_ETH_DEV_TO_PCI(dev); + + if (!pattern) { + rte_flow_error_set(error, EINVAL, + RTE_FLOW_ERROR_TYPE_ITEM_NUM, + NULL, "NULL pattern."); + return -rte_errno; + } + + if (!actions) { + rte_flow_error_set(error, EINVAL, + RTE_FLOW_ERROR_TYPE_ACTION_NUM, + NULL, "NULL action."); + return -rte_errno; + } + + if (!attr) { + rte_flow_error_set(error, EINVAL, + RTE_FLOW_ERROR_TYPE_ATTR, + NULL, "NULL attribute."); + return -rte_errno; + } + + /* The first not void item should be e-tag. */ + item = next_no_void_pattern(pattern, NULL); + if (item->type != RTE_FLOW_ITEM_TYPE_E_TAG) { + memset(filter, 0, sizeof(struct txgbe_l2_tunnel_conf)); + rte_flow_error_set(error, EINVAL, + RTE_FLOW_ERROR_TYPE_ITEM, + item, "Not supported by L2 tunnel filter"); + return -rte_errno; + } + + if (!item->spec || !item->mask) { + memset(filter, 0, sizeof(struct txgbe_l2_tunnel_conf)); + rte_flow_error_set(error, EINVAL, RTE_FLOW_ERROR_TYPE_ITEM, + item, "Not supported by L2 tunnel filter"); + return -rte_errno; + } + + /*Not supported last point for range*/ + if (item->last) { + rte_flow_error_set(error, EINVAL, + RTE_FLOW_ERROR_TYPE_UNSPECIFIED, + item, "Not supported last point for range"); + return -rte_errno; + } + + e_tag_spec = item->spec; + e_tag_mask = item->mask; + + /* Only care about GRP and E cid base. */ + if (e_tag_mask->epcp_edei_in_ecid_b || + e_tag_mask->in_ecid_e || + e_tag_mask->ecid_e || + e_tag_mask->rsvd_grp_ecid_b != rte_cpu_to_be_16(0x3FFF)) { + memset(filter, 0, sizeof(struct txgbe_l2_tunnel_conf)); + rte_flow_error_set(error, EINVAL, + RTE_FLOW_ERROR_TYPE_ITEM, + item, "Not supported by L2 tunnel filter"); + return -rte_errno; + } + + filter->l2_tunnel_type = RTE_L2_TUNNEL_TYPE_E_TAG; + /** + * grp and e_cid_base are bit fields and only use 14 bits. + * e-tag id is taken as little endian by HW. + */ + filter->tunnel_id = rte_be_to_cpu_16(e_tag_spec->rsvd_grp_ecid_b); + + /* check if the next not void item is END */ + item = next_no_void_pattern(pattern, item); + if (item->type != RTE_FLOW_ITEM_TYPE_END) { + memset(filter, 0, sizeof(struct txgbe_l2_tunnel_conf)); + rte_flow_error_set(error, EINVAL, + RTE_FLOW_ERROR_TYPE_ITEM, + item, "Not supported by L2 tunnel filter"); + return -rte_errno; + } + + /* parse attr */ + /* must be input direction */ + if (!attr->ingress) { + memset(filter, 0, sizeof(struct txgbe_l2_tunnel_conf)); + rte_flow_error_set(error, EINVAL, + RTE_FLOW_ERROR_TYPE_ATTR_INGRESS, + attr, "Only support ingress."); + return -rte_errno; + } + + /* not supported */ + if (attr->egress) { + memset(filter, 0, sizeof(struct txgbe_l2_tunnel_conf)); + rte_flow_error_set(error, EINVAL, + RTE_FLOW_ERROR_TYPE_ATTR_EGRESS, + attr, "Not support egress."); + return -rte_errno; + } + + /* not supported */ + if (attr->transfer) { + memset(filter, 0, sizeof(struct txgbe_l2_tunnel_conf)); + rte_flow_error_set(error, EINVAL, + RTE_FLOW_ERROR_TYPE_ATTR_TRANSFER, + attr, "No support for transfer."); + return -rte_errno; + } + + /* not supported */ + if (attr->priority) { + memset(filter, 0, sizeof(struct txgbe_l2_tunnel_conf)); + rte_flow_error_set(error, EINVAL, + RTE_FLOW_ERROR_TYPE_ATTR_PRIORITY, + attr, "Not support priority."); + return -rte_errno; + } + + /* check if the first not void action is VF or PF. */ + act = next_no_void_action(actions, NULL); + if (act->type != RTE_FLOW_ACTION_TYPE_VF && + act->type != RTE_FLOW_ACTION_TYPE_PF) { + memset(filter, 0, sizeof(struct txgbe_l2_tunnel_conf)); + rte_flow_error_set(error, EINVAL, + RTE_FLOW_ERROR_TYPE_ACTION, + act, "Not supported action."); + return -rte_errno; + } + + if (act->type == RTE_FLOW_ACTION_TYPE_VF) { + act_vf = (const struct rte_flow_action_vf *)act->conf; + filter->pool = act_vf->id; + } else { + filter->pool = pci_dev->max_vfs; + } + + /* check if the next not void item is END */ + act = next_no_void_action(actions, act); + if (act->type != RTE_FLOW_ACTION_TYPE_END) { + memset(filter, 0, sizeof(struct txgbe_l2_tunnel_conf)); + rte_flow_error_set(error, EINVAL, + RTE_FLOW_ERROR_TYPE_ACTION, + act, "Not supported action."); + return -rte_errno; + } + + return 0; +} + +static int +txgbe_parse_l2_tn_filter(struct rte_eth_dev *dev, + const struct rte_flow_attr *attr, + const struct rte_flow_item pattern[], + const struct rte_flow_action actions[], + struct txgbe_l2_tunnel_conf *l2_tn_filter, + struct rte_flow_error *error) +{ + int ret = 0; + + ret = cons_parse_l2_tn_filter(dev, attr, pattern, + actions, l2_tn_filter, error); + + memset(l2_tn_filter, 0, sizeof(struct txgbe_l2_tunnel_conf)); + rte_flow_error_set(error, EINVAL, + RTE_FLOW_ERROR_TYPE_ITEM, + NULL, "Not supported by L2 tunnel filter"); + ret = -rte_errno; + return ret; +} + -- 2.18.4
next prev parent reply other threads:[~2020-11-11 6:51 UTC|newest] Thread overview: 48+ messages / expand[flat|nested] mbox.gz Atom feed top 2020-11-11 6:48 [dpdk-dev] [PATCH v2 00/37] net: add txgbe PMD part 2 Jiawen Wu 2020-11-11 6:49 ` [dpdk-dev] [PATCH v2 01/37] net/txgbe: add ntuple filter init and uninit Jiawen Wu 2020-11-11 6:49 ` [dpdk-dev] [PATCH v2 02/37] net/txgbe: support ntuple filter add and delete Jiawen Wu 2020-11-11 6:49 ` [dpdk-dev] [PATCH v2 03/37] net/txgbe: add ntuple parse rule Jiawen Wu 2020-11-11 16:06 ` Ferruh Yigit 2020-11-11 6:49 ` [dpdk-dev] [PATCH v2 04/37] net/txgbe: support ntuple filter remove operaion Jiawen Wu 2020-11-11 6:49 ` [dpdk-dev] [PATCH v2 05/37] net/txgbe: support ethertype filter add and delete Jiawen Wu 2020-11-11 6:49 ` [dpdk-dev] [PATCH v2 06/37] net/txgbe: add ethertype parse rule Jiawen Wu 2020-11-11 16:02 ` Ferruh Yigit 2020-11-11 16:04 ` Ferruh Yigit 2020-11-12 1:57 ` Wang, Haiyue 2020-11-11 6:49 ` [dpdk-dev] [PATCH v2 07/37] net/txgbe: support syn filter add and delete Jiawen Wu 2020-11-11 6:49 ` [dpdk-dev] [PATCH v2 08/37] net/txgbe: add syn filter parse rule Jiawen Wu 2020-11-11 6:49 ` [dpdk-dev] [PATCH v2 09/37] net/txgbe: add L2 tunnel filter init and uninit Jiawen Wu 2020-11-11 6:49 ` [dpdk-dev] [PATCH v2 10/37] net/txgbe: config L2 tunnel filter with e-tag Jiawen Wu 2020-11-11 6:49 ` [dpdk-dev] [PATCH v2 11/37] net/txgbe: support L2 tunnel filter add and delete Jiawen Wu 2020-11-11 6:49 ` Jiawen Wu [this message] 2020-11-11 16:10 ` [dpdk-dev] [PATCH v2 12/37] net/txgbe: add L2 tunnel filter parse rule Ferruh Yigit 2020-11-11 6:49 ` [dpdk-dev] [PATCH v2 13/37] net/txgbe: add FDIR filter init and uninit Jiawen Wu 2020-11-11 6:49 ` [dpdk-dev] [PATCH v2 14/37] net/txgbe: configure FDIR filter Jiawen Wu 2020-11-11 6:49 ` [dpdk-dev] [PATCH v2 15/37] net/txgbe: support FDIR add and delete operations Jiawen Wu 2020-11-11 6:49 ` [dpdk-dev] [PATCH v2 16/37] net/txgbe: add FDIR parse normal rule Jiawen Wu 2020-11-11 6:49 ` [dpdk-dev] [PATCH v2 17/37] net/txgbe: add FDIR parse tunnel rule Jiawen Wu 2020-11-11 6:49 ` [dpdk-dev] [PATCH v2 18/37] net/txgbe: add FDIR restore operation Jiawen Wu 2020-11-11 6:49 ` [dpdk-dev] [PATCH v2 19/37] net/txgbe: add RSS filter parse rule Jiawen Wu 2020-11-11 6:49 ` [dpdk-dev] [PATCH v2 20/37] net/txgbe: add RSS filter restore operation Jiawen Wu 2020-11-11 6:49 ` [dpdk-dev] [PATCH v2 21/37] net/txgbe: add filter list init and uninit Jiawen Wu 2020-11-11 16:10 ` Ferruh Yigit 2020-11-11 6:49 ` [dpdk-dev] [PATCH v2 22/37] net/txgbe: add generic flow API Jiawen Wu 2020-11-11 6:49 ` [dpdk-dev] [PATCH v2 23/37] net/txgbe: add flow API create function Jiawen Wu 2020-11-11 16:11 ` Ferruh Yigit 2020-11-11 6:49 ` [dpdk-dev] [PATCH v2 24/37] net/txgbe: add flow API destroy function Jiawen Wu 2020-11-11 6:49 ` [dpdk-dev] [PATCH v2 25/37] net/txgbe: add flow API flush function Jiawen Wu 2020-11-11 6:49 ` [dpdk-dev] [PATCH v2 26/37] net/txgbe: support UDP tunnel port add and delete Jiawen Wu 2020-11-11 6:49 ` [dpdk-dev] [PATCH v2 27/37] net/txgbe: add TM configuration init and uninit Jiawen Wu 2020-11-11 6:49 ` [dpdk-dev] [PATCH v2 28/37] net/txgbe: add TM capabilities get operation Jiawen Wu 2020-11-11 6:49 ` [dpdk-dev] [PATCH v2 29/37] net/txgbe: support TM shaper profile add and delete Jiawen Wu 2020-11-11 6:49 ` [dpdk-dev] [PATCH v2 30/37] net/txgbe: support TM node " Jiawen Wu 2020-11-11 6:49 ` [dpdk-dev] [PATCH v2 31/37] net/txgbe: add TM hierarchy commit Jiawen Wu 2020-11-11 6:49 ` [dpdk-dev] [PATCH v2 32/37] net/txgbe: add macsec setting Jiawen Wu 2020-11-11 16:13 ` Ferruh Yigit 2020-11-11 6:49 ` [dpdk-dev] [PATCH v2 33/37] net/txgbe: add IPsec context creation Jiawen Wu 2020-11-11 6:49 ` [dpdk-dev] [PATCH v2 34/37] net/txgbe: add security session create operation Jiawen Wu 2020-11-11 6:49 ` [dpdk-dev] [PATCH v2 35/37] net/txgbe: support security session destroy Jiawen Wu 2020-11-11 6:49 ` [dpdk-dev] [PATCH v2 36/37] net/txgbe: add security offload in Rx and Tx process Jiawen Wu 2020-11-11 6:49 ` [dpdk-dev] [PATCH v2 37/37] net/txgbe: add security type in flow action Jiawen Wu 2020-11-11 16:00 ` [dpdk-dev] [PATCH v2 00/37] net: add txgbe PMD part 2 Ferruh Yigit 2020-11-11 16:09 ` Ferruh Yigit
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