diff options
Diffstat (limited to 'drivers/net/i40e/i40e_fdir.c')
| -rw-r--r-- | drivers/net/i40e/i40e_fdir.c | 683 |
1 files changed, 634 insertions, 49 deletions
diff --git a/drivers/net/i40e/i40e_fdir.c b/drivers/net/i40e/i40e_fdir.c index 8013add4..3d7170d5 100644 --- a/drivers/net/i40e/i40e_fdir.c +++ b/drivers/net/i40e/i40e_fdir.c @@ -49,6 +49,7 @@ #include <rte_udp.h> #include <rte_tcp.h> #include <rte_sctp.h> +#include <rte_hash_crc.h> #include "i40e_logs.h" #include "base/i40e_type.h" @@ -71,6 +72,16 @@ #define I40E_FDIR_IPv6_DEFAULT_HOP_LIMITS 0xFF #define I40E_FDIR_IPv6_PAYLOAD_LEN 380 #define I40E_FDIR_UDP_DEFAULT_LEN 400 +#define I40E_FDIR_GTP_DEFAULT_LEN 384 +#define I40E_FDIR_INNER_IP_DEFAULT_LEN 384 +#define I40E_FDIR_INNER_IPV6_DEFAULT_LEN 344 + +#define I40E_FDIR_GTPC_DST_PORT 2123 +#define I40E_FDIR_GTPU_DST_PORT 2152 +#define I40E_FDIR_GTP_VER_FLAG_0X30 0x30 +#define I40E_FDIR_GTP_VER_FLAG_0X32 0x32 +#define I40E_FDIR_GTP_MSG_TYPE_0X01 0x01 +#define I40E_FDIR_GTP_MSG_TYPE_0XFF 0xFF /* Wait time for fdir filter programming */ #define I40E_FDIR_MAX_WAIT_US 10000 @@ -100,13 +111,18 @@ static int i40e_fdir_filter_programming(struct i40e_pf *pf, enum i40e_filter_pctype pctype, const struct rte_eth_fdir_filter *filter, bool add); -static int i40e_fdir_filter_convert(const struct rte_eth_fdir_filter *input, +static int i40e_fdir_filter_convert(const struct i40e_fdir_filter_conf *input, struct i40e_fdir_filter *filter); static struct i40e_fdir_filter * i40e_sw_fdir_filter_lookup(struct i40e_fdir_info *fdir_info, - const struct rte_eth_fdir_input *input); + const struct i40e_fdir_input *input); static int i40e_sw_fdir_filter_insert(struct i40e_pf *pf, struct i40e_fdir_filter *filter); +static int +i40e_flow_fdir_filter_programming(struct i40e_pf *pf, + enum i40e_filter_pctype pctype, + const struct i40e_fdir_filter_conf *filter, + bool add); static int i40e_fdir_rx_queue_init(struct i40e_rx_queue *rxq) @@ -249,7 +265,7 @@ i40e_fdir_setup(struct i40e_pf *pf) goto fail_mem; } pf->fdir.prg_pkt = mz->addr; - pf->fdir.dma_addr = rte_mem_phy2mch(mz->memseg_id, mz->phys_addr); + pf->fdir.dma_addr = mz->iova; pf->fdir.match_counter_index = I40E_COUNTER_INDEX_FDIR(hw->pf_id); PMD_DRV_LOG(INFO, "FDIR setup successfully, with programming queue %u.", @@ -323,6 +339,7 @@ i40e_init_flx_pld(struct i40e_pf *pf) struct i40e_hw *hw = I40E_PF_TO_HW(pf); uint8_t pctype; int i, index; + uint16_t flow_type; /* * Define the bytes stream extracted as flexible payload in @@ -344,15 +361,10 @@ i40e_init_flx_pld(struct i40e_pf *pf) /* initialize the masks */ for (pctype = I40E_FILTER_PCTYPE_NONF_IPV4_UDP; pctype <= I40E_FILTER_PCTYPE_L2_PAYLOAD; pctype++) { - if (hw->mac.type == I40E_MAC_X722) { - if (!I40E_VALID_PCTYPE_X722( - (enum i40e_filter_pctype)pctype)) - continue; - } else { - if (!I40E_VALID_PCTYPE( - (enum i40e_filter_pctype)pctype)) - continue; - } + flow_type = i40e_pctype_to_flowtype(pf->adapter, pctype); + + if (flow_type == RTE_ETH_FLOW_UNKNOWN) + continue; pf->fdir.flex_mask[pctype].word_mask = 0; i40e_write_rx_ctl(hw, I40E_PRTQF_FD_FLXINSET(pctype), 0); for (i = 0; i < I40E_FDIR_BITMASK_NUM_WORD; i++) { @@ -449,7 +461,8 @@ i40e_check_fdir_flex_payload(const struct rte_eth_flex_payload_cfg *flex_cfg) * arguments are valid */ static int -i40e_check_fdir_flex_conf(const struct rte_eth_fdir_flex_conf *conf) +i40e_check_fdir_flex_conf(const struct i40e_adapter *adapter, + const struct rte_eth_fdir_flex_conf *conf) { const struct rte_eth_flex_payload_cfg *flex_cfg; const struct rte_eth_fdir_flex_mask *flex_mask; @@ -457,6 +470,7 @@ i40e_check_fdir_flex_conf(const struct rte_eth_fdir_flex_conf *conf) uint8_t nb_bitmask; uint16_t i, j; int ret = 0; + enum i40e_filter_pctype pctype; if (conf == NULL) { PMD_DRV_LOG(INFO, "NULL pointer."); @@ -487,7 +501,8 @@ i40e_check_fdir_flex_conf(const struct rte_eth_fdir_flex_conf *conf) } for (i = 0; i < conf->nb_flexmasks; i++) { flex_mask = &conf->flex_mask[i]; - if (!I40E_VALID_FLOW(flex_mask->flow_type)) { + pctype = i40e_flowtype_to_pctype(adapter, flex_mask->flow_type); + if (pctype == I40E_FILTER_PCTYPE_INVALID) { PMD_DRV_LOG(WARNING, "invalid flow type."); return -EINVAL; } @@ -650,7 +665,7 @@ i40e_fdir_configure(struct rte_eth_dev *dev) i40e_init_flx_pld(pf); /* set flex config to default value */ conf = &dev->data->dev_conf.fdir_conf.flex_conf; - ret = i40e_check_fdir_flex_conf(conf); + ret = i40e_check_fdir_flex_conf(pf->adapter, conf); if (ret < 0) { PMD_DRV_LOG(ERR, " invalid configuration arguments."); return -EINVAL; @@ -664,11 +679,11 @@ i40e_fdir_configure(struct rte_eth_dev *dev) /* get translated pctype value in fd pctype register */ pctype = (enum i40e_filter_pctype)i40e_read_rx_ctl( hw, I40E_GLQF_FD_PCTYPES( - (int)i40e_flowtype_to_pctype( + (int)i40e_flowtype_to_pctype(pf->adapter, conf->flex_mask[i].flow_type))); } else - pctype = i40e_flowtype_to_pctype( - conf->flex_mask[i].flow_type); + pctype = i40e_flowtype_to_pctype(pf->adapter, + conf->flex_mask[i].flow_type); i40e_set_flex_mask_on_pctype(pf, pctype, &conf->flex_mask[i]); } @@ -926,6 +941,358 @@ i40e_fdir_construct_pkt(struct i40e_pf *pf, dst = pf->fdir.flex_set[pit_idx].dst_offset * sizeof(uint16_t); ptr = payload + pf->fdir.flex_set[pit_idx].src_offset * sizeof(uint16_t); + rte_memcpy(ptr, + &fdir_input->flow_ext.flexbytes[dst], + size * sizeof(uint16_t)); + } + + return 0; +} + +static struct i40e_customized_pctype * +i40e_flow_fdir_find_customized_pctype(struct i40e_pf *pf, uint8_t pctype) +{ + struct i40e_customized_pctype *cus_pctype; + enum i40e_new_pctype i = I40E_CUSTOMIZED_GTPC; + + for (; i < I40E_CUSTOMIZED_MAX; i++) { + cus_pctype = &pf->customized_pctype[i]; + if (pctype == cus_pctype->pctype) + return cus_pctype; + } + return NULL; +} + +static inline int +i40e_flow_fdir_fill_eth_ip_head(struct i40e_pf *pf, + const struct i40e_fdir_input *fdir_input, + unsigned char *raw_pkt, + bool vlan) +{ + struct i40e_customized_pctype *cus_pctype = NULL; + static uint8_t vlan_frame[] = {0x81, 0, 0, 0}; + uint16_t *ether_type; + uint8_t len = 2 * sizeof(struct ether_addr); + struct ipv4_hdr *ip; + struct ipv6_hdr *ip6; + uint8_t pctype = fdir_input->pctype; + bool is_customized_pctype = fdir_input->flow_ext.customized_pctype; + static const uint8_t next_proto[] = { + [I40E_FILTER_PCTYPE_FRAG_IPV4] = IPPROTO_IP, + [I40E_FILTER_PCTYPE_NONF_IPV4_TCP] = IPPROTO_TCP, + [I40E_FILTER_PCTYPE_NONF_IPV4_UDP] = IPPROTO_UDP, + [I40E_FILTER_PCTYPE_NONF_IPV4_SCTP] = IPPROTO_SCTP, + [I40E_FILTER_PCTYPE_NONF_IPV4_OTHER] = IPPROTO_IP, + [I40E_FILTER_PCTYPE_FRAG_IPV6] = IPPROTO_NONE, + [I40E_FILTER_PCTYPE_NONF_IPV6_TCP] = IPPROTO_TCP, + [I40E_FILTER_PCTYPE_NONF_IPV6_UDP] = IPPROTO_UDP, + [I40E_FILTER_PCTYPE_NONF_IPV6_SCTP] = IPPROTO_SCTP, + [I40E_FILTER_PCTYPE_NONF_IPV6_OTHER] = IPPROTO_NONE, + }; + + raw_pkt += 2 * sizeof(struct ether_addr); + if (vlan && fdir_input->flow_ext.vlan_tci) { + rte_memcpy(raw_pkt, vlan_frame, sizeof(vlan_frame)); + rte_memcpy(raw_pkt + sizeof(uint16_t), + &fdir_input->flow_ext.vlan_tci, + sizeof(uint16_t)); + raw_pkt += sizeof(vlan_frame); + len += sizeof(vlan_frame); + } + ether_type = (uint16_t *)raw_pkt; + raw_pkt += sizeof(uint16_t); + len += sizeof(uint16_t); + + if (is_customized_pctype) { + cus_pctype = i40e_flow_fdir_find_customized_pctype(pf, pctype); + if (!cus_pctype) { + PMD_DRV_LOG(ERR, "unknown pctype %u.", + fdir_input->pctype); + return -1; + } + } + + if (pctype == I40E_FILTER_PCTYPE_L2_PAYLOAD) + *ether_type = fdir_input->flow.l2_flow.ether_type; + else if (pctype == I40E_FILTER_PCTYPE_NONF_IPV4_TCP || + pctype == I40E_FILTER_PCTYPE_NONF_IPV4_UDP || + pctype == I40E_FILTER_PCTYPE_NONF_IPV4_SCTP || + pctype == I40E_FILTER_PCTYPE_NONF_IPV4_OTHER || + pctype == I40E_FILTER_PCTYPE_FRAG_IPV4 || + is_customized_pctype) { + ip = (struct ipv4_hdr *)raw_pkt; + + *ether_type = rte_cpu_to_be_16(ETHER_TYPE_IPv4); + ip->version_ihl = I40E_FDIR_IP_DEFAULT_VERSION_IHL; + /* set len to by default */ + ip->total_length = rte_cpu_to_be_16(I40E_FDIR_IP_DEFAULT_LEN); + ip->time_to_live = fdir_input->flow.ip4_flow.ttl ? + fdir_input->flow.ip4_flow.ttl : + I40E_FDIR_IP_DEFAULT_TTL; + ip->type_of_service = fdir_input->flow.ip4_flow.tos; + /** + * The source and destination fields in the transmitted packet + * need to be presented in a reversed order with respect + * to the expected received packets. + */ + ip->src_addr = fdir_input->flow.ip4_flow.dst_ip; + ip->dst_addr = fdir_input->flow.ip4_flow.src_ip; + + if (!is_customized_pctype) + ip->next_proto_id = fdir_input->flow.ip4_flow.proto ? + fdir_input->flow.ip4_flow.proto : + next_proto[fdir_input->pctype]; + else if (cus_pctype->index == I40E_CUSTOMIZED_GTPC || + cus_pctype->index == I40E_CUSTOMIZED_GTPU_IPV4 || + cus_pctype->index == I40E_CUSTOMIZED_GTPU_IPV6 || + cus_pctype->index == I40E_CUSTOMIZED_GTPU) + ip->next_proto_id = IPPROTO_UDP; + len += sizeof(struct ipv4_hdr); + } else if (pctype == I40E_FILTER_PCTYPE_NONF_IPV6_TCP || + pctype == I40E_FILTER_PCTYPE_NONF_IPV6_UDP || + pctype == I40E_FILTER_PCTYPE_NONF_IPV6_SCTP || + pctype == I40E_FILTER_PCTYPE_NONF_IPV6_OTHER || + pctype == I40E_FILTER_PCTYPE_FRAG_IPV6) { + ip6 = (struct ipv6_hdr *)raw_pkt; + + *ether_type = rte_cpu_to_be_16(ETHER_TYPE_IPv6); + ip6->vtc_flow = + rte_cpu_to_be_32(I40E_FDIR_IPv6_DEFAULT_VTC_FLOW | + (fdir_input->flow.ipv6_flow.tc << + I40E_FDIR_IPv6_TC_OFFSET)); + ip6->payload_len = + rte_cpu_to_be_16(I40E_FDIR_IPv6_PAYLOAD_LEN); + ip6->proto = fdir_input->flow.ipv6_flow.proto ? + fdir_input->flow.ipv6_flow.proto : + next_proto[fdir_input->pctype]; + ip6->hop_limits = fdir_input->flow.ipv6_flow.hop_limits ? + fdir_input->flow.ipv6_flow.hop_limits : + I40E_FDIR_IPv6_DEFAULT_HOP_LIMITS; + /** + * The source and destination fields in the transmitted packet + * need to be presented in a reversed order with respect + * to the expected received packets. + */ + rte_memcpy(&ip6->src_addr, + &fdir_input->flow.ipv6_flow.dst_ip, + IPV6_ADDR_LEN); + rte_memcpy(&ip6->dst_addr, + &fdir_input->flow.ipv6_flow.src_ip, + IPV6_ADDR_LEN); + len += sizeof(struct ipv6_hdr); + } else { + PMD_DRV_LOG(ERR, "unknown pctype %u.", + fdir_input->pctype); + return -1; + } + + return len; +} + +/** + * i40e_flow_fdir_construct_pkt - construct packet based on fields in input + * @pf: board private structure + * @fdir_input: input set of the flow director entry + * @raw_pkt: a packet to be constructed + */ +static int +i40e_flow_fdir_construct_pkt(struct i40e_pf *pf, + const struct i40e_fdir_input *fdir_input, + unsigned char *raw_pkt) +{ + unsigned char *payload = NULL; + unsigned char *ptr; + struct udp_hdr *udp; + struct tcp_hdr *tcp; + struct sctp_hdr *sctp; + struct rte_flow_item_gtp *gtp; + struct ipv4_hdr *gtp_ipv4; + struct ipv6_hdr *gtp_ipv6; + uint8_t size, dst = 0; + uint8_t i, pit_idx, set_idx = I40E_FLXPLD_L4_IDX; /* use l4 by default*/ + int len; + uint8_t pctype = fdir_input->pctype; + struct i40e_customized_pctype *cus_pctype; + + /* raw pcket template - just copy contents of the raw packet */ + if (fdir_input->flow_ext.pkt_template) { + memcpy(raw_pkt, fdir_input->flow.raw_flow.packet, + fdir_input->flow.raw_flow.length); + return 0; + } + + /* fill the ethernet and IP head */ + len = i40e_flow_fdir_fill_eth_ip_head(pf, fdir_input, raw_pkt, + !!fdir_input->flow_ext.vlan_tci); + if (len < 0) + return -EINVAL; + + /* fill the L4 head */ + if (pctype == I40E_FILTER_PCTYPE_NONF_IPV4_UDP) { + udp = (struct udp_hdr *)(raw_pkt + len); + payload = (unsigned char *)udp + sizeof(struct udp_hdr); + /** + * The source and destination fields in the transmitted packet + * need to be presented in a reversed order with respect + * to the expected received packets. + */ + udp->src_port = fdir_input->flow.udp4_flow.dst_port; + udp->dst_port = fdir_input->flow.udp4_flow.src_port; + udp->dgram_len = rte_cpu_to_be_16(I40E_FDIR_UDP_DEFAULT_LEN); + } else if (pctype == I40E_FILTER_PCTYPE_NONF_IPV4_TCP) { + tcp = (struct tcp_hdr *)(raw_pkt + len); + payload = (unsigned char *)tcp + sizeof(struct tcp_hdr); + /** + * The source and destination fields in the transmitted packet + * need to be presented in a reversed order with respect + * to the expected received packets. + */ + tcp->src_port = fdir_input->flow.tcp4_flow.dst_port; + tcp->dst_port = fdir_input->flow.tcp4_flow.src_port; + tcp->data_off = I40E_FDIR_TCP_DEFAULT_DATAOFF; + } else if (pctype == I40E_FILTER_PCTYPE_NONF_IPV4_SCTP) { + sctp = (struct sctp_hdr *)(raw_pkt + len); + payload = (unsigned char *)sctp + sizeof(struct sctp_hdr); + /** + * The source and destination fields in the transmitted packet + * need to be presented in a reversed order with respect + * to the expected received packets. + */ + sctp->src_port = fdir_input->flow.sctp4_flow.dst_port; + sctp->dst_port = fdir_input->flow.sctp4_flow.src_port; + sctp->tag = fdir_input->flow.sctp4_flow.verify_tag; + } else if (pctype == I40E_FILTER_PCTYPE_NONF_IPV4_OTHER || + pctype == I40E_FILTER_PCTYPE_FRAG_IPV4) { + payload = raw_pkt + len; + set_idx = I40E_FLXPLD_L3_IDX; + } else if (pctype == I40E_FILTER_PCTYPE_NONF_IPV6_UDP) { + udp = (struct udp_hdr *)(raw_pkt + len); + payload = (unsigned char *)udp + sizeof(struct udp_hdr); + /** + * The source and destination fields in the transmitted packet + * need to be presented in a reversed order with respect + * to the expected received packets. + */ + udp->src_port = fdir_input->flow.udp6_flow.dst_port; + udp->dst_port = fdir_input->flow.udp6_flow.src_port; + udp->dgram_len = rte_cpu_to_be_16(I40E_FDIR_IPv6_PAYLOAD_LEN); + } else if (pctype == I40E_FILTER_PCTYPE_NONF_IPV6_TCP) { + tcp = (struct tcp_hdr *)(raw_pkt + len); + payload = (unsigned char *)tcp + sizeof(struct tcp_hdr); + /** + * The source and destination fields in the transmitted packet + * need to be presented in a reversed order with respect + * to the expected received packets. + */ + tcp->data_off = I40E_FDIR_TCP_DEFAULT_DATAOFF; + tcp->src_port = fdir_input->flow.udp6_flow.dst_port; + tcp->dst_port = fdir_input->flow.udp6_flow.src_port; + } else if (pctype == I40E_FILTER_PCTYPE_NONF_IPV6_SCTP) { + sctp = (struct sctp_hdr *)(raw_pkt + len); + payload = (unsigned char *)sctp + sizeof(struct sctp_hdr); + /** + * The source and destination fields in the transmitted packet + * need to be presented in a reversed order with respect + * to the expected received packets. + */ + sctp->src_port = fdir_input->flow.sctp6_flow.dst_port; + sctp->dst_port = fdir_input->flow.sctp6_flow.src_port; + sctp->tag = fdir_input->flow.sctp6_flow.verify_tag; + } else if (pctype == I40E_FILTER_PCTYPE_NONF_IPV6_OTHER || + pctype == I40E_FILTER_PCTYPE_FRAG_IPV6) { + payload = raw_pkt + len; + set_idx = I40E_FLXPLD_L3_IDX; + } else if (pctype == I40E_FILTER_PCTYPE_L2_PAYLOAD) { + payload = raw_pkt + len; + /** + * ARP packet is a special case on which the payload + * starts after the whole ARP header + */ + if (fdir_input->flow.l2_flow.ether_type == + rte_cpu_to_be_16(ETHER_TYPE_ARP)) + payload += sizeof(struct arp_hdr); + set_idx = I40E_FLXPLD_L2_IDX; + } else if (fdir_input->flow_ext.customized_pctype) { + /* If customized pctype is used */ + cus_pctype = i40e_flow_fdir_find_customized_pctype(pf, pctype); + if (cus_pctype->index == I40E_CUSTOMIZED_GTPC || + cus_pctype->index == I40E_CUSTOMIZED_GTPU_IPV4 || + cus_pctype->index == I40E_CUSTOMIZED_GTPU_IPV6 || + cus_pctype->index == I40E_CUSTOMIZED_GTPU) { + udp = (struct udp_hdr *)(raw_pkt + len); + udp->dgram_len = + rte_cpu_to_be_16(I40E_FDIR_UDP_DEFAULT_LEN); + + gtp = (struct rte_flow_item_gtp *) + ((unsigned char *)udp + sizeof(struct udp_hdr)); + gtp->msg_len = + rte_cpu_to_be_16(I40E_FDIR_GTP_DEFAULT_LEN); + gtp->teid = fdir_input->flow.gtp_flow.teid; + gtp->msg_type = I40E_FDIR_GTP_MSG_TYPE_0X01; + + /* GTP-C message type is not supported. */ + if (cus_pctype->index == I40E_CUSTOMIZED_GTPC) { + udp->dst_port = + rte_cpu_to_be_16(I40E_FDIR_GTPC_DST_PORT); + gtp->v_pt_rsv_flags = + I40E_FDIR_GTP_VER_FLAG_0X32; + } else { + udp->dst_port = + rte_cpu_to_be_16(I40E_FDIR_GTPU_DST_PORT); + gtp->v_pt_rsv_flags = + I40E_FDIR_GTP_VER_FLAG_0X30; + } + + if (cus_pctype->index == I40E_CUSTOMIZED_GTPU_IPV4) { + gtp->msg_type = I40E_FDIR_GTP_MSG_TYPE_0XFF; + gtp_ipv4 = (struct ipv4_hdr *) + ((unsigned char *)gtp + + sizeof(struct rte_flow_item_gtp)); + gtp_ipv4->version_ihl = + I40E_FDIR_IP_DEFAULT_VERSION_IHL; + gtp_ipv4->next_proto_id = IPPROTO_IP; + gtp_ipv4->total_length = + rte_cpu_to_be_16( + I40E_FDIR_INNER_IP_DEFAULT_LEN); + payload = (unsigned char *)gtp_ipv4 + + sizeof(struct ipv4_hdr); + } else if (cus_pctype->index == + I40E_CUSTOMIZED_GTPU_IPV6) { + gtp->msg_type = I40E_FDIR_GTP_MSG_TYPE_0XFF; + gtp_ipv6 = (struct ipv6_hdr *) + ((unsigned char *)gtp + + sizeof(struct rte_flow_item_gtp)); + gtp_ipv6->vtc_flow = + rte_cpu_to_be_32( + I40E_FDIR_IPv6_DEFAULT_VTC_FLOW | + (0 << I40E_FDIR_IPv6_TC_OFFSET)); + gtp_ipv6->proto = IPPROTO_NONE; + gtp_ipv6->payload_len = + rte_cpu_to_be_16( + I40E_FDIR_INNER_IPV6_DEFAULT_LEN); + gtp_ipv6->hop_limits = + I40E_FDIR_IPv6_DEFAULT_HOP_LIMITS; + payload = (unsigned char *)gtp_ipv6 + + sizeof(struct ipv6_hdr); + } else + payload = (unsigned char *)gtp + + sizeof(struct rte_flow_item_gtp); + } + } else { + PMD_DRV_LOG(ERR, "unknown pctype %u.", + fdir_input->pctype); + return -1; + } + + /* fill the flexbytes to payload */ + for (i = 0; i < I40E_MAX_FLXPLD_FIED; i++) { + pit_idx = set_idx * I40E_MAX_FLXPLD_FIED + i; + size = pf->fdir.flex_set[pit_idx].size; + if (size == 0) + continue; + dst = pf->fdir.flex_set[pit_idx].dst_offset * sizeof(uint16_t); + ptr = payload + + pf->fdir.flex_set[pit_idx].src_offset * sizeof(uint16_t); (void)rte_memcpy(ptr, &fdir_input->flow_ext.flexbytes[dst], size * sizeof(uint16_t)); @@ -1007,21 +1374,34 @@ i40e_check_fdir_programming_status(struct i40e_rx_queue *rxq) } static int -i40e_fdir_filter_convert(const struct rte_eth_fdir_filter *input, +i40e_fdir_filter_convert(const struct i40e_fdir_filter_conf *input, struct i40e_fdir_filter *filter) { - rte_memcpy(&filter->fdir, input, sizeof(struct rte_eth_fdir_filter)); + rte_memcpy(&filter->fdir, input, sizeof(struct i40e_fdir_filter_conf)); + if (input->input.flow_ext.pkt_template) { + filter->fdir.input.flow.raw_flow.packet = NULL; + filter->fdir.input.flow.raw_flow.length = + rte_hash_crc(input->input.flow.raw_flow.packet, + input->input.flow.raw_flow.length, + input->input.flow.raw_flow.pctype); + } return 0; } /* Check if there exists the flow director filter */ static struct i40e_fdir_filter * i40e_sw_fdir_filter_lookup(struct i40e_fdir_info *fdir_info, - const struct rte_eth_fdir_input *input) + const struct i40e_fdir_input *input) { int ret; - ret = rte_hash_lookup(fdir_info->hash_table, (const void *)input); + if (input->flow_ext.pkt_template) + ret = rte_hash_lookup_with_hash(fdir_info->hash_table, + (const void *)input, + input->flow.raw_flow.length); + else + ret = rte_hash_lookup(fdir_info->hash_table, + (const void *)input); if (ret < 0) return NULL; @@ -1035,8 +1415,13 @@ i40e_sw_fdir_filter_insert(struct i40e_pf *pf, struct i40e_fdir_filter *filter) struct i40e_fdir_info *fdir_info = &pf->fdir; int ret; - ret = rte_hash_add_key(fdir_info->hash_table, - &filter->fdir.input); + if (filter->fdir.input.flow_ext.pkt_template) + ret = rte_hash_add_key_with_hash(fdir_info->hash_table, + &filter->fdir.input, + filter->fdir.input.flow.raw_flow.length); + else + ret = rte_hash_add_key(fdir_info->hash_table, + &filter->fdir.input); if (ret < 0) { PMD_DRV_LOG(ERR, "Failed to insert fdir filter to hash table %d!", @@ -1052,13 +1437,18 @@ i40e_sw_fdir_filter_insert(struct i40e_pf *pf, struct i40e_fdir_filter *filter) /* Delete a flow director filter from the SW list */ int -i40e_sw_fdir_filter_del(struct i40e_pf *pf, struct rte_eth_fdir_input *input) +i40e_sw_fdir_filter_del(struct i40e_pf *pf, struct i40e_fdir_input *input) { struct i40e_fdir_info *fdir_info = &pf->fdir; struct i40e_fdir_filter *filter; int ret; - ret = rte_hash_del_key(fdir_info->hash_table, input); + if (input->flow_ext.pkt_template) + ret = rte_hash_del_key_with_hash(fdir_info->hash_table, + input, + input->flow.raw_flow.length); + else + ret = rte_hash_del_key(fdir_info->hash_table, input); if (ret < 0) { PMD_DRV_LOG(ERR, "Failed to delete fdir filter to hash table %d!", @@ -1082,16 +1472,13 @@ i40e_sw_fdir_filter_del(struct i40e_pf *pf, struct rte_eth_fdir_input *input) */ int i40e_add_del_fdir_filter(struct rte_eth_dev *dev, - const struct rte_eth_fdir_filter *filter, - bool add) + const struct rte_eth_fdir_filter *filter, + bool add) { struct i40e_hw *hw = I40E_DEV_PRIVATE_TO_HW(dev->data->dev_private); struct i40e_pf *pf = I40E_DEV_PRIVATE_TO_PF(dev->data->dev_private); unsigned char *pkt = (unsigned char *)pf->fdir.prg_pkt; enum i40e_filter_pctype pctype; - struct i40e_fdir_info *fdir_info = &pf->fdir; - struct i40e_fdir_filter *fdir_filter, *node; - struct i40e_fdir_filter check_filter; /* Check if the filter exists */ int ret = 0; if (dev->data->dev_conf.fdir_conf.mode != RTE_FDIR_MODE_PERFECT) { @@ -1100,7 +1487,8 @@ i40e_add_del_fdir_filter(struct rte_eth_dev *dev, return -ENOTSUP; } - if (!I40E_VALID_FLOW(filter->input.flow_type)) { + pctype = i40e_flowtype_to_pctype(pf->adapter, filter->input.flow_type); + if (pctype == I40E_FILTER_PCTYPE_INVALID) { PMD_DRV_LOG(ERR, "invalid flow_type input."); return -EINVAL; } @@ -1114,6 +1502,76 @@ i40e_add_del_fdir_filter(struct rte_eth_dev *dev, return -EINVAL; } + memset(pkt, 0, I40E_FDIR_PKT_LEN); + + ret = i40e_fdir_construct_pkt(pf, &filter->input, pkt); + if (ret < 0) { + PMD_DRV_LOG(ERR, "construct packet for fdir fails."); + return ret; + } + + if (hw->mac.type == I40E_MAC_X722) { + /* get translated pctype value in fd pctype register */ + pctype = (enum i40e_filter_pctype)i40e_read_rx_ctl( + hw, I40E_GLQF_FD_PCTYPES((int)pctype)); + } + + ret = i40e_fdir_filter_programming(pf, pctype, filter, add); + if (ret < 0) { + PMD_DRV_LOG(ERR, "fdir programming fails for PCTYPE(%u).", + pctype); + return ret; + } + + return ret; +} + +/** + * i40e_flow_add_del_fdir_filter - add or remove a flow director filter. + * @pf: board private structure + * @filter: fdir filter entry + * @add: 0 - delete, 1 - add + */ +int +i40e_flow_add_del_fdir_filter(struct rte_eth_dev *dev, + const struct i40e_fdir_filter_conf *filter, + bool add) +{ + struct i40e_hw *hw = I40E_DEV_PRIVATE_TO_HW(dev->data->dev_private); + struct i40e_pf *pf = I40E_DEV_PRIVATE_TO_PF(dev->data->dev_private); + unsigned char *pkt = (unsigned char *)pf->fdir.prg_pkt; + enum i40e_filter_pctype pctype; + struct i40e_fdir_info *fdir_info = &pf->fdir; + struct i40e_fdir_filter *fdir_filter, *node; + struct i40e_fdir_filter check_filter; /* Check if the filter exists */ + int ret = 0; + + if (dev->data->dev_conf.fdir_conf.mode != RTE_FDIR_MODE_PERFECT) { + PMD_DRV_LOG(ERR, "FDIR is not enabled, please check the mode in fdir_conf."); + return -ENOTSUP; + } + + if (filter->action.rx_queue >= pf->dev_data->nb_rx_queues) { + PMD_DRV_LOG(ERR, "Invalid queue ID"); + return -EINVAL; + } + if (filter->input.flow_ext.is_vf && + filter->input.flow_ext.dst_id >= pf->vf_num) { + PMD_DRV_LOG(ERR, "Invalid VF ID"); + return -EINVAL; + } + if (filter->input.flow_ext.pkt_template) { + if (filter->input.flow.raw_flow.length > I40E_FDIR_PKT_LEN || + !filter->input.flow.raw_flow.packet) { + PMD_DRV_LOG(ERR, "Invalid raw packet template" + " flow filter parameters!"); + return -EINVAL; + } + pctype = filter->input.flow.raw_flow.pctype; + } else { + pctype = filter->input.pctype; + } + /* Check if there is the filter in SW list */ memset(&check_filter, 0, sizeof(check_filter)); i40e_fdir_filter_convert(filter, &check_filter); @@ -1132,7 +1590,7 @@ i40e_add_del_fdir_filter(struct rte_eth_dev *dev, memset(pkt, 0, I40E_FDIR_PKT_LEN); - ret = i40e_fdir_construct_pkt(pf, &filter->input, pkt); + ret = i40e_flow_fdir_construct_pkt(pf, &filter->input, pkt); if (ret < 0) { PMD_DRV_LOG(ERR, "construct packet for fdir fails."); return ret; @@ -1141,13 +1599,10 @@ i40e_add_del_fdir_filter(struct rte_eth_dev *dev, if (hw->mac.type == I40E_MAC_X722) { /* get translated pctype value in fd pctype register */ pctype = (enum i40e_filter_pctype)i40e_read_rx_ctl( - hw, I40E_GLQF_FD_PCTYPES( - (int)i40e_flowtype_to_pctype( - filter->input.flow_type))); - } else - pctype = i40e_flowtype_to_pctype(filter->input.flow_type); + hw, I40E_GLQF_FD_PCTYPES((int)pctype)); + } - ret = i40e_fdir_filter_programming(pf, pctype, filter, add); + ret = i40e_flow_fdir_filter_programming(pf, pctype, filter, add); if (ret < 0) { PMD_DRV_LOG(ERR, "fdir programming fails for PCTYPE(%u).", pctype); @@ -1302,6 +1757,140 @@ i40e_fdir_filter_programming(struct i40e_pf *pf, } /* + * i40e_flow_fdir_filter_programming - Program a flow director filter rule. + * Is done by Flow Director Programming Descriptor followed by packet + * structure that contains the filter fields need to match. + * @pf: board private structure + * @pctype: pctype + * @filter: fdir filter entry + * @add: 0 - delete, 1 - add + */ +static int +i40e_flow_fdir_filter_programming(struct i40e_pf *pf, + enum i40e_filter_pctype pctype, + const struct i40e_fdir_filter_conf *filter, + bool add) +{ + struct i40e_tx_queue *txq = pf->fdir.txq; + struct i40e_rx_queue *rxq = pf->fdir.rxq; + const struct i40e_fdir_action *fdir_action = &filter->action; + volatile struct i40e_tx_desc *txdp; + volatile struct i40e_filter_program_desc *fdirdp; + uint32_t td_cmd; + uint16_t vsi_id, i; + uint8_t dest; + + PMD_DRV_LOG(INFO, "filling filter programming descriptor."); + fdirdp = (volatile struct i40e_filter_program_desc *) + (&txq->tx_ring[txq->tx_tail]); + + fdirdp->qindex_flex_ptype_vsi = + rte_cpu_to_le_32((fdir_action->rx_queue << + I40E_TXD_FLTR_QW0_QINDEX_SHIFT) & + I40E_TXD_FLTR_QW0_QINDEX_MASK); + + fdirdp->qindex_flex_ptype_vsi |= + rte_cpu_to_le_32((fdir_action->flex_off << + I40E_TXD_FLTR_QW0_FLEXOFF_SHIFT) & + I40E_TXD_FLTR_QW0_FLEXOFF_MASK); + + fdirdp->qindex_flex_ptype_vsi |= + rte_cpu_to_le_32((pctype << + I40E_TXD_FLTR_QW0_PCTYPE_SHIFT) & + I40E_TXD_FLTR_QW0_PCTYPE_MASK); + + if (filter->input.flow_ext.is_vf) + vsi_id = pf->vfs[filter->input.flow_ext.dst_id].vsi->vsi_id; + else + /* Use LAN VSI Id by default */ + vsi_id = pf->main_vsi->vsi_id; + fdirdp->qindex_flex_ptype_vsi |= + rte_cpu_to_le_32(((uint32_t)vsi_id << + I40E_TXD_FLTR_QW0_DEST_VSI_SHIFT) & + I40E_TXD_FLTR_QW0_DEST_VSI_MASK); + + fdirdp->dtype_cmd_cntindex = + rte_cpu_to_le_32(I40E_TX_DESC_DTYPE_FILTER_PROG); + + if (add) + fdirdp->dtype_cmd_cntindex |= rte_cpu_to_le_32( + I40E_FILTER_PROGRAM_DESC_PCMD_ADD_UPDATE << + I40E_TXD_FLTR_QW1_PCMD_SHIFT); + else + fdirdp->dtype_cmd_cntindex |= rte_cpu_to_le_32( + I40E_FILTER_PROGRAM_DESC_PCMD_REMOVE << + I40E_TXD_FLTR_QW1_PCMD_SHIFT); + + if (fdir_action->behavior == I40E_FDIR_REJECT) + dest = I40E_FILTER_PROGRAM_DESC_DEST_DROP_PACKET; + else if (fdir_action->behavior == I40E_FDIR_ACCEPT) + dest = I40E_FILTER_PROGRAM_DESC_DEST_DIRECT_PACKET_QINDEX; + else if (fdir_action->behavior == I40E_FDIR_PASSTHRU) + dest = I40E_FILTER_PROGRAM_DESC_DEST_DIRECT_PACKET_OTHER; + else { + PMD_DRV_LOG(ERR, "Failed to program FDIR filter: unsupported fdir behavior."); + return -EINVAL; + } + + fdirdp->dtype_cmd_cntindex |= rte_cpu_to_le_32((dest << + I40E_TXD_FLTR_QW1_DEST_SHIFT) & + I40E_TXD_FLTR_QW1_DEST_MASK); + + fdirdp->dtype_cmd_cntindex |= + rte_cpu_to_le_32((fdir_action->report_status << + I40E_TXD_FLTR_QW1_FD_STATUS_SHIFT) & + I40E_TXD_FLTR_QW1_FD_STATUS_MASK); + + fdirdp->dtype_cmd_cntindex |= + rte_cpu_to_le_32(I40E_TXD_FLTR_QW1_CNT_ENA_MASK); + fdirdp->dtype_cmd_cntindex |= + rte_cpu_to_le_32( + ((uint32_t)pf->fdir.match_counter_index << + I40E_TXD_FLTR_QW1_CNTINDEX_SHIFT) & + I40E_TXD_FLTR_QW1_CNTINDEX_MASK); + + fdirdp->fd_id = rte_cpu_to_le_32(filter->soft_id); + + PMD_DRV_LOG(INFO, "filling transmit descriptor."); + txdp = &txq->tx_ring[txq->tx_tail + 1]; + txdp->buffer_addr = rte_cpu_to_le_64(pf->fdir.dma_addr); + td_cmd = I40E_TX_DESC_CMD_EOP | + I40E_TX_DESC_CMD_RS | + I40E_TX_DESC_CMD_DUMMY; + + txdp->cmd_type_offset_bsz = + i40e_build_ctob(td_cmd, 0, I40E_FDIR_PKT_LEN, 0); + + txq->tx_tail += 2; /* set 2 descriptors above, fdirdp and txdp */ + if (txq->tx_tail >= txq->nb_tx_desc) + txq->tx_tail = 0; + /* Update the tx tail register */ + rte_wmb(); + I40E_PCI_REG_WRITE(txq->qtx_tail, txq->tx_tail); + for (i = 0; i < I40E_FDIR_MAX_WAIT_US; i++) { + if ((txdp->cmd_type_offset_bsz & + rte_cpu_to_le_64(I40E_TXD_QW1_DTYPE_MASK)) == + rte_cpu_to_le_64(I40E_TX_DESC_DTYPE_DESC_DONE)) + break; + rte_delay_us(1); + } + if (i >= I40E_FDIR_MAX_WAIT_US) { + PMD_DRV_LOG(ERR, + "Failed to program FDIR filter: time out to get DD on tx queue."); + return -ETIMEDOUT; + } + /* totally delay 10 ms to check programming status*/ + rte_delay_us(I40E_FDIR_MAX_WAIT_US); + if (i40e_check_fdir_programming_status(rxq) < 0) { + PMD_DRV_LOG(ERR, + "Failed to program FDIR filter: programming status reported."); + return -ETIMEDOUT; + } + + return 0; +} + +/* * i40e_fdir_flush - clear all filters of Flow Director table * @pf: board private structure */ @@ -1384,7 +1973,6 @@ i40e_fdir_info_get_flex_mask(struct i40e_pf *pf, { struct i40e_fdir_flex_mask *mask; struct rte_eth_fdir_flex_mask *ptr = flex_mask; - struct i40e_hw *hw = I40E_PF_TO_HW(pf); uint16_t flow_type; uint8_t i, j; uint16_t off_bytes, mask_tmp; @@ -1393,14 +1981,11 @@ i40e_fdir_info_get_flex_mask(struct i40e_pf *pf, i <= I40E_FILTER_PCTYPE_L2_PAYLOAD; i++) { mask = &pf->fdir.flex_mask[i]; - if (hw->mac.type == I40E_MAC_X722) { - if (!I40E_VALID_PCTYPE_X722((enum i40e_filter_pctype)i)) - continue; - } else { - if (!I40E_VALID_PCTYPE((enum i40e_filter_pctype)i)) - continue; - } - flow_type = i40e_pctype_to_flowtype((enum i40e_filter_pctype)i); + flow_type = i40e_pctype_to_flowtype(pf->adapter, + (enum i40e_filter_pctype)i); + if (flow_type == RTE_ETH_FLOW_UNKNOWN) + continue; + for (j = 0; j < I40E_FDIR_MAX_FLEXWORD_NUM; j++) { if (mask->word_mask & I40E_FLEX_WORD_MASK(j)) { ptr->mask[j * sizeof(uint16_t)] = UINT8_MAX; @@ -1580,7 +2165,7 @@ i40e_fdir_filter_restore(struct i40e_pf *pf) uint32_t best_cnt; /**< Number of filters in best effort spaces. */ TAILQ_FOREACH(f, fdir_list, rules) - i40e_add_del_fdir_filter(dev, &f->fdir, TRUE); + i40e_flow_add_del_fdir_filter(dev, &f->fdir, TRUE); fdstat = I40E_READ_REG(hw, I40E_PFQF_FDSTAT); guarant_cnt = |