From: Xiaoyun Wang Date: Sat, 9 May 2020 04:04:16 +0000 (+0800) Subject: net/hinic/base: support IPv6 flow rules X-Git-Url: http://git.droids-corp.org/?a=commitdiff_plain;h=9d441c4551d4f608743914428c94ad264dd1ed39;p=dpdk.git net/hinic/base: support IPv6 flow rules The patch supports ipv6 flow rules for BGP or ICMP packets. Signed-off-by: Xiaoyun Wang --- diff --git a/drivers/net/hinic/hinic_pmd_ethdev.h b/drivers/net/hinic/hinic_pmd_ethdev.h index 3322fb90b4..1cb389d021 100644 --- a/drivers/net/hinic/hinic_pmd_ethdev.h +++ b/drivers/net/hinic/hinic_pmd_ethdev.h @@ -99,6 +99,7 @@ struct hinic_hw_fdir_mask { uint16_t tunnel_flag; uint16_t tunnel_inner_src_port_mask; uint16_t tunnel_inner_dst_port_mask; + uint16_t dst_ipv6_mask; }; /* Flow Director attribute */ @@ -111,6 +112,7 @@ struct hinic_atr_input { uint16_t tunnel_flag; uint16_t tunnel_inner_src_port; uint16_t tunnel_inner_dst_port; + uint8_t dst_ipv6[16]; }; enum hinic_fdir_mode { @@ -191,9 +193,60 @@ struct tag_tcam_key_mem { #endif }; +struct tag_tcam_key_ipv6_mem { +#if (RTE_BYTE_ORDER == RTE_BIG_ENDIAN) + u32 rsvd0:16; + u32 ipv6_flag:1; + u32 protocol:7; + u32 function_id:8; + + u32 dst_port:16; + u32 ipv6_key0:16; + + u32 ipv6_key1:16; + u32 ipv6_key2:16; + + u32 ipv6_key3:16; + u32 ipv6_key4:16; + + u32 ipv6_key5:16; + u32 ipv6_key6:16; + + u32 ipv6_key7:16; + u32 rsvd2:16; +#else + u32 function_id:8; + u32 protocol:7; + u32 ipv6_flag:1; + u32 rsvd0:16; + + u32 ipv6_key0:16; + u32 dst_port:16; + + u32 ipv6_key2:16; + u32 ipv6_key1:16; + + u32 ipv6_key4:16; + u32 ipv6_key3:16; + + u32 ipv6_key6:16; + u32 ipv6_key5:16; + + u32 rsvd2:16; + u32 ipv6_key7:16; +#endif +}; + struct tag_tcam_key { - struct tag_tcam_key_mem key_info; - struct tag_tcam_key_mem key_mask; + union { + struct tag_tcam_key_mem key_info; + struct tag_tcam_key_ipv6_mem key_info_ipv6; + }; + + union { + struct tag_tcam_key_mem key_mask; + struct tag_tcam_key_ipv6_mem key_mask_ipv6; + }; }; struct hinic_fdir_rule { diff --git a/drivers/net/hinic/hinic_pmd_flow.c b/drivers/net/hinic/hinic_pmd_flow.c index e620df04d3..cc0744da2d 100644 --- a/drivers/net/hinic/hinic_pmd_flow.c +++ b/drivers/net/hinic/hinic_pmd_flow.c @@ -49,6 +49,7 @@ #define IP_HEADER_PROTOCOL_TYPE_TCP 6 #define IP_HEADER_PROTOCOL_TYPE_UDP 17 #define IP_HEADER_PROTOCOL_TYPE_ICMP 1 +#define IP_HEADER_PROTOCOL_TYPE_ICMPV6 58 #define FDIR_TCAM_NORMAL_PACKET 0 #define FDIR_TCAM_TUNNEL_PACKET 1 @@ -62,6 +63,9 @@ #define TCAM_PKT_BGP_DPORT 3 #define TCAM_PKT_LACP 4 +#define TCAM_DIP_IPV4_TYPE 0 +#define TCAM_DIP_IPV6_TYPE 1 + #define BGP_DPORT_ID 179 #define IPPROTO_VRRP 112 @@ -836,7 +840,8 @@ static int hinic_normal_item_check_ether(const struct rte_flow_item **ip_item, } /* Check if the next not void item is IPv4 */ item = next_no_void_pattern(pattern, item); - if (item->type != RTE_FLOW_ITEM_TYPE_IPV4) { + if (item->type != RTE_FLOW_ITEM_TYPE_IPV4 && + item->type != RTE_FLOW_ITEM_TYPE_IPV6) { rte_flow_error_set(error, EINVAL, RTE_FLOW_ERROR_TYPE_ITEM, item, "Not supported by fdir filter,support mac,ipv4"); @@ -855,7 +860,10 @@ static int hinic_normal_item_check_ip(const struct rte_flow_item **in_out_item, { const struct rte_flow_item_ipv4 *ipv4_spec; const struct rte_flow_item_ipv4 *ipv4_mask; + const struct rte_flow_item_ipv6 *ipv6_spec; + const struct rte_flow_item_ipv6 *ipv6_mask; const struct rte_flow_item *item = *in_out_item; + int i; /* Get the IPv4 info */ if (item->type == RTE_FLOW_ITEM_TYPE_IPV4) { @@ -921,6 +929,76 @@ static int hinic_normal_item_check_ip(const struct rte_flow_item **in_out_item, "Not supported by fdir filter, support tcp, udp, end"); return -rte_errno; } + } else if (item->type == RTE_FLOW_ITEM_TYPE_IPV6) { + /* 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; + } + + if (!item->mask) { + memset(rule, 0, sizeof(struct hinic_fdir_rule)); + rte_flow_error_set(error, EINVAL, + RTE_FLOW_ERROR_TYPE_ITEM, + item, "Invalid fdir filter mask"); + return -rte_errno; + } + + ipv6_mask = (const struct rte_flow_item_ipv6 *)item->mask; + + /* Only support dst addresses, others should be masked */ + if (ipv6_mask->hdr.vtc_flow || + ipv6_mask->hdr.payload_len || + ipv6_mask->hdr.proto || + ipv6_mask->hdr.hop_limits) { + rte_flow_error_set(error, EINVAL, + RTE_FLOW_ERROR_TYPE_ITEM, item, + "Not supported by fdir filter, support dst ipv6"); + return -rte_errno; + } + + /* check ipv6 src addr mask, ipv6 src addr is 16 bytes */ + for (i = 0; i < 16; i++) { + if (ipv6_mask->hdr.src_addr[i] == UINT8_MAX) { + rte_flow_error_set(error, EINVAL, + RTE_FLOW_ERROR_TYPE_ITEM, item, + "Not supported by fdir filter, do not support src ipv6"); + return -rte_errno; + } + } + + if (!item->spec) { + rte_flow_error_set(error, EINVAL, + RTE_FLOW_ERROR_TYPE_ITEM, item, + "Not supported by fdir filter, ipv6 spec is NULL"); + return -rte_errno; + } + + for (i = 0; i < 16; i++) { + if (ipv6_mask->hdr.dst_addr[i] == UINT8_MAX) + rule->mask.dst_ipv6_mask |= 1 << i; + } + + ipv6_spec = (const struct rte_flow_item_ipv6 *)item->spec; + rte_memcpy(rule->hinic_fdir.dst_ipv6, + ipv6_spec->hdr.dst_addr, 16); + + /* + * Check if the next not void item is TCP or UDP or ICMP. + */ + item = next_no_void_pattern(pattern, item); + if (item->type != RTE_FLOW_ITEM_TYPE_TCP && + item->type != RTE_FLOW_ITEM_TYPE_UDP && + item->type != RTE_FLOW_ITEM_TYPE_ICMP && + item->type != RTE_FLOW_ITEM_TYPE_ICMP6){ + memset(rule, 0, sizeof(struct hinic_fdir_rule)); + rte_flow_error_set(error, EINVAL, + RTE_FLOW_ERROR_TYPE_ITEM, item, + "Not supported by fdir filter, support tcp, udp, icmp"); + return -rte_errno; + } } *in_out_item = item; @@ -937,7 +1015,7 @@ static int hinic_normal_item_check_l4(const struct rte_flow_item **in_out_item, if (item->type != RTE_FLOW_ITEM_TYPE_END) { rte_flow_error_set(error, EINVAL, RTE_FLOW_ERROR_TYPE_ITEM, - item, "Not supported by normal fdir filter,not support l4"); + item, "Not supported by normal fdir filter, not support l4"); return -rte_errno; } @@ -954,7 +1032,7 @@ static int hinic_normal_item_check_end(const struct rte_flow_item *item, memset(rule, 0, sizeof(struct hinic_fdir_rule)); rte_flow_error_set(error, EINVAL, RTE_FLOW_ERROR_TYPE_ITEM, - item, "Not supported by fdir filter,support end"); + item, "Not supported by fdir filter, support end"); return -rte_errno; } @@ -967,9 +1045,9 @@ static int hinic_check_normal_item_ele(const struct rte_flow_item *item, struct rte_flow_error *error) { if (hinic_normal_item_check_ether(&item, pattern, error) || - hinic_normal_item_check_ip(&item, pattern, rule, error) || - hinic_normal_item_check_l4(&item, pattern, rule, error) || - hinic_normal_item_check_end(item, rule, error)) + hinic_normal_item_check_ip(&item, pattern, rule, error) || + hinic_normal_item_check_l4(&item, pattern, rule, error) || + hinic_normal_item_check_end(item, rule, error)) return -rte_errno; return 0; @@ -991,6 +1069,10 @@ hinic_tcam_normal_item_check_l4(const struct rte_flow_item **in_out_item, rule->mode = HINIC_FDIR_MODE_TCAM; rule->mask.proto_mask = UINT16_MAX; rule->hinic_fdir.proto = IP_HEADER_PROTOCOL_TYPE_ICMP; + } else if (item->type == RTE_FLOW_ITEM_TYPE_ICMP6) { + rule->mode = HINIC_FDIR_MODE_TCAM; + rule->mask.proto_mask = UINT16_MAX; + rule->hinic_fdir.proto = IP_HEADER_PROTOCOL_TYPE_ICMPV6; } else if (item->type == RTE_FLOW_ITEM_TYPE_ANY) { rule->mode = HINIC_FDIR_MODE_TCAM; } else if (item->type == RTE_FLOW_ITEM_TYPE_TCP) { @@ -2378,7 +2460,7 @@ static inline int hinic_add_del_fdir_filter(struct rte_eth_dev *dev, false, fdir_info.fdir_key, true, fdir_info.fdir_flag); if (ret) { - PMD_DRV_LOG(ERR, "Del fdir filter ailed, flag: 0x%x, qid: 0x%x, key: 0x%x", + PMD_DRV_LOG(ERR, "Del fdir filter failed, flag: 0x%x, qid: 0x%x, key: 0x%x", fdir_info.fdir_flag, fdir_info.qid, fdir_info.fdir_key); return -ENOENT; @@ -2420,10 +2502,9 @@ static void tcam_key_calculate(struct tag_tcam_key *tcam_key, TCAM_FLOW_KEY_SIZE); } -static int hinic_fdir_tcam_info_init(struct rte_eth_dev *dev, - struct hinic_fdir_rule *rule, - struct tag_tcam_key *tcam_key, - struct tag_tcam_cfg_rule *fdir_tcam_rule) +static int hinic_fdir_tcam_ipv4_init(struct rte_eth_dev *dev, + struct hinic_fdir_rule *rule, + struct tag_tcam_key *tcam_key) { struct hinic_nic_dev *nic_dev = HINIC_ETH_DEV_TO_PRIVATE_NIC_DEV(dev); @@ -2502,8 +2583,106 @@ static int hinic_fdir_tcam_info_init(struct rte_eth_dev *dev, } tcam_key->key_mask.function_id = UINT16_MAX; + tcam_key->key_info.function_id = + hinic_global_func_id(nic_dev->hwdev) & 0x7fff; + + return 0; +} + +static int hinic_fdir_tcam_ipv6_init(struct rte_eth_dev *dev, + struct hinic_fdir_rule *rule, + struct tag_tcam_key *tcam_key) +{ + struct hinic_nic_dev *nic_dev = HINIC_ETH_DEV_TO_PRIVATE_NIC_DEV(dev); - tcam_key->key_info.function_id = hinic_global_func_id(nic_dev->hwdev); + switch (rule->mask.dst_ipv6_mask) { + case UINT16_MAX: + tcam_key->key_info_ipv6.ipv6_key0 = + ((rule->hinic_fdir.dst_ipv6[0] << 8) & 0xff00) | + rule->hinic_fdir.dst_ipv6[1]; + tcam_key->key_info_ipv6.ipv6_key1 = + ((rule->hinic_fdir.dst_ipv6[2] << 8) & 0xff00) | + rule->hinic_fdir.dst_ipv6[3]; + tcam_key->key_info_ipv6.ipv6_key2 = + ((rule->hinic_fdir.dst_ipv6[4] << 8) & 0xff00) | + rule->hinic_fdir.dst_ipv6[5]; + tcam_key->key_info_ipv6.ipv6_key3 = + ((rule->hinic_fdir.dst_ipv6[6] << 8) & 0xff00) | + rule->hinic_fdir.dst_ipv6[7]; + tcam_key->key_info_ipv6.ipv6_key4 = + ((rule->hinic_fdir.dst_ipv6[8] << 8) & 0xff00) | + rule->hinic_fdir.dst_ipv6[9]; + tcam_key->key_info_ipv6.ipv6_key5 = + ((rule->hinic_fdir.dst_ipv6[10] << 8) & 0xff00) | + rule->hinic_fdir.dst_ipv6[11]; + tcam_key->key_info_ipv6.ipv6_key6 = + ((rule->hinic_fdir.dst_ipv6[12] << 8) & 0xff00) | + rule->hinic_fdir.dst_ipv6[13]; + tcam_key->key_info_ipv6.ipv6_key7 = + ((rule->hinic_fdir.dst_ipv6[14] << 8) & 0xff00) | + rule->hinic_fdir.dst_ipv6[15]; + tcam_key->key_mask_ipv6.ipv6_key0 = UINT16_MAX; + tcam_key->key_mask_ipv6.ipv6_key1 = UINT16_MAX; + tcam_key->key_mask_ipv6.ipv6_key2 = UINT16_MAX; + tcam_key->key_mask_ipv6.ipv6_key3 = UINT16_MAX; + tcam_key->key_mask_ipv6.ipv6_key4 = UINT16_MAX; + tcam_key->key_mask_ipv6.ipv6_key5 = UINT16_MAX; + tcam_key->key_mask_ipv6.ipv6_key6 = UINT16_MAX; + tcam_key->key_mask_ipv6.ipv6_key7 = UINT16_MAX; + break; + + case 0: + break; + + default: + PMD_DRV_LOG(ERR, "invalid dst_ipv6 mask"); + return -EINVAL; + } + + if (rule->mask.dst_port_mask > 0) { + tcam_key->key_info_ipv6.dst_port = rule->hinic_fdir.dst_port; + tcam_key->key_mask_ipv6.dst_port = rule->mask.dst_port_mask; + } + + switch (rule->mask.proto_mask) { + case UINT16_MAX: + tcam_key->key_info_ipv6.protocol = + (rule->hinic_fdir.proto) & 0x7F; + tcam_key->key_mask_ipv6.protocol = 0x7F; + break; + + case 0: + break; + + default: + PMD_DRV_LOG(ERR, "invalid tunnel flag mask"); + return -EINVAL; + } + + tcam_key->key_info_ipv6.ipv6_flag = 1; + tcam_key->key_mask_ipv6.ipv6_flag = 1; + + tcam_key->key_mask_ipv6.function_id = UINT8_MAX; + tcam_key->key_info_ipv6.function_id = + (u8)hinic_global_func_id(nic_dev->hwdev); + + return 0; +} + +static int hinic_fdir_tcam_info_init(struct rte_eth_dev *dev, + struct hinic_fdir_rule *rule, + struct tag_tcam_key *tcam_key, + struct tag_tcam_cfg_rule *fdir_tcam_rule) +{ + int ret = -1; + + if (rule->mask.dst_ipv4_mask == UINT32_MAX) + ret = hinic_fdir_tcam_ipv4_init(dev, rule, tcam_key); + else if (rule->mask.dst_ipv6_mask == UINT16_MAX) + ret = hinic_fdir_tcam_ipv6_init(dev, rule, tcam_key); + + if (ret < 0) + return ret; fdir_tcam_rule->data.qid = rule->queue; @@ -2695,7 +2874,7 @@ static int hinic_add_del_tcam_fdir_filter(struct rte_eth_dev *dev, ret = hinic_fdir_tcam_info_init(dev, rule, &tcam_key, &fdir_tcam_rule); if (ret) { - PMD_DRV_LOG(ERR, "Init hiovs fdir info failed!"); + PMD_DRV_LOG(ERR, "Init hinic fdir info failed!"); return ret; } @@ -2711,7 +2890,7 @@ static int hinic_add_del_tcam_fdir_filter(struct rte_eth_dev *dev, } if (add) { - tcam_filter = rte_zmalloc("hiovs_5tuple_filter", + tcam_filter = rte_zmalloc("hinic_5tuple_filter", sizeof(struct hinic_tcam_filter), 0); if (tcam_filter == NULL) return -ENOMEM; @@ -2728,7 +2907,7 @@ static int hinic_add_del_tcam_fdir_filter(struct rte_eth_dev *dev, rule->tcam_index = fdir_tcam_rule.index; } else { - PMD_DRV_LOG(ERR, "Begin to hiovs_del_tcam_filter"); + PMD_DRV_LOG(INFO, "begin to hinic_del_tcam_filter"); ret = hinic_del_tcam_filter(dev, tcam_filter); if (ret < 0) return ret;