+ return 0;
+}
+
+static void
+ice_rss_hash_set(struct ice_pf *pf, uint64_t rss_hf)
+{
+ struct ice_hw *hw = ICE_PF_TO_HW(pf);
+ struct ice_vsi *vsi = pf->main_vsi;
+ struct ice_rss_hash_cfg cfg;
+ int ret;
+
+#define ICE_RSS_HF_ALL ( \
+ ETH_RSS_IPV4 | \
+ ETH_RSS_IPV6 | \
+ ETH_RSS_NONFRAG_IPV4_UDP | \
+ ETH_RSS_NONFRAG_IPV6_UDP | \
+ ETH_RSS_NONFRAG_IPV4_TCP | \
+ ETH_RSS_NONFRAG_IPV6_TCP | \
+ ETH_RSS_NONFRAG_IPV4_SCTP | \
+ ETH_RSS_NONFRAG_IPV6_SCTP)
+
+ ret = ice_rem_vsi_rss_cfg(hw, vsi->idx);
+ if (ret)
+ PMD_DRV_LOG(ERR, "%s Remove rss vsi fail %d",
+ __func__, ret);
+
+ cfg.symm = 0;
+ cfg.hdr_type = ICE_RSS_ANY_HEADERS;
+ /* Configure RSS for IPv4 with src/dst addr as input set */
+ if (rss_hf & ETH_RSS_IPV4) {
+ cfg.addl_hdrs = ICE_FLOW_SEG_HDR_IPV4 | ICE_FLOW_SEG_HDR_IPV_OTHER;
+ cfg.hash_flds = ICE_FLOW_HASH_IPV4;
+ ret = ice_add_rss_cfg_wrap(pf, vsi->idx, &cfg);
+ if (ret)
+ PMD_DRV_LOG(ERR, "%s IPV4 rss flow fail %d",
+ __func__, ret);
+ }
+
+ /* Configure RSS for IPv6 with src/dst addr as input set */
+ if (rss_hf & ETH_RSS_IPV6) {
+ cfg.addl_hdrs = ICE_FLOW_SEG_HDR_IPV6 | ICE_FLOW_SEG_HDR_IPV_OTHER;
+ cfg.hash_flds = ICE_FLOW_HASH_IPV6;
+ ret = ice_add_rss_cfg_wrap(pf, vsi->idx, &cfg);
+ if (ret)
+ PMD_DRV_LOG(ERR, "%s IPV6 rss flow fail %d",
+ __func__, ret);
+ }
+
+ /* Configure RSS for udp4 with src/dst addr and port as input set */
+ if (rss_hf & ETH_RSS_NONFRAG_IPV4_UDP) {
+ cfg.addl_hdrs = ICE_FLOW_SEG_HDR_UDP | ICE_FLOW_SEG_HDR_IPV4 |
+ ICE_FLOW_SEG_HDR_IPV_OTHER;
+ cfg.hash_flds = ICE_HASH_UDP_IPV4;
+ ret = ice_add_rss_cfg_wrap(pf, vsi->idx, &cfg);
+ if (ret)
+ PMD_DRV_LOG(ERR, "%s UDP_IPV4 rss flow fail %d",
+ __func__, ret);
+ }
+
+ /* Configure RSS for udp6 with src/dst addr and port as input set */
+ if (rss_hf & ETH_RSS_NONFRAG_IPV6_UDP) {
+ cfg.addl_hdrs = ICE_FLOW_SEG_HDR_UDP | ICE_FLOW_SEG_HDR_IPV6 |
+ ICE_FLOW_SEG_HDR_IPV_OTHER;
+ cfg.hash_flds = ICE_HASH_UDP_IPV6;
+ ret = ice_add_rss_cfg_wrap(pf, vsi->idx, &cfg);
+ if (ret)
+ PMD_DRV_LOG(ERR, "%s UDP_IPV6 rss flow fail %d",
+ __func__, ret);
+ }
+
+ /* Configure RSS for tcp4 with src/dst addr and port as input set */
+ if (rss_hf & ETH_RSS_NONFRAG_IPV4_TCP) {
+ cfg.addl_hdrs = ICE_FLOW_SEG_HDR_TCP | ICE_FLOW_SEG_HDR_IPV4 |
+ ICE_FLOW_SEG_HDR_IPV_OTHER;
+ cfg.hash_flds = ICE_HASH_TCP_IPV4;
+ ret = ice_add_rss_cfg_wrap(pf, vsi->idx, &cfg);
+ if (ret)
+ PMD_DRV_LOG(ERR, "%s TCP_IPV4 rss flow fail %d",
+ __func__, ret);
+ }
+
+ /* Configure RSS for tcp6 with src/dst addr and port as input set */
+ if (rss_hf & ETH_RSS_NONFRAG_IPV6_TCP) {
+ cfg.addl_hdrs = ICE_FLOW_SEG_HDR_TCP | ICE_FLOW_SEG_HDR_IPV6 |
+ ICE_FLOW_SEG_HDR_IPV_OTHER;
+ cfg.hash_flds = ICE_HASH_TCP_IPV6;
+ ret = ice_add_rss_cfg_wrap(pf, vsi->idx, &cfg);
+ if (ret)
+ PMD_DRV_LOG(ERR, "%s TCP_IPV6 rss flow fail %d",
+ __func__, ret);
+ }
+
+ /* Configure RSS for sctp4 with src/dst addr and port as input set */
+ if (rss_hf & ETH_RSS_NONFRAG_IPV4_SCTP) {
+ cfg.addl_hdrs = ICE_FLOW_SEG_HDR_SCTP | ICE_FLOW_SEG_HDR_IPV4 |
+ ICE_FLOW_SEG_HDR_IPV_OTHER;
+ cfg.hash_flds = ICE_HASH_SCTP_IPV4;
+ ret = ice_add_rss_cfg_wrap(pf, vsi->idx, &cfg);
+ if (ret)
+ PMD_DRV_LOG(ERR, "%s SCTP_IPV4 rss flow fail %d",
+ __func__, ret);
+ }
+
+ /* Configure RSS for sctp6 with src/dst addr and port as input set */
+ if (rss_hf & ETH_RSS_NONFRAG_IPV6_SCTP) {
+ cfg.addl_hdrs = ICE_FLOW_SEG_HDR_SCTP | ICE_FLOW_SEG_HDR_IPV6 |
+ ICE_FLOW_SEG_HDR_IPV_OTHER;
+ cfg.hash_flds = ICE_HASH_SCTP_IPV6;
+ ret = ice_add_rss_cfg_wrap(pf, vsi->idx, &cfg);
+ if (ret)
+ PMD_DRV_LOG(ERR, "%s SCTP_IPV6 rss flow fail %d",
+ __func__, ret);
+ }
+
+ if (rss_hf & ETH_RSS_IPV4) {
+ cfg.addl_hdrs = ICE_FLOW_SEG_HDR_GTPU_IP | ICE_FLOW_SEG_HDR_IPV4 |
+ ICE_FLOW_SEG_HDR_IPV_OTHER;
+ cfg.hash_flds = ICE_FLOW_HASH_IPV4;
+ ret = ice_add_rss_cfg_wrap(pf, vsi->idx, &cfg);
+ if (ret)
+ PMD_DRV_LOG(ERR, "%s GTPU_IPV4 rss flow fail %d",
+ __func__, ret);
+
+ cfg.addl_hdrs = ICE_FLOW_SEG_HDR_GTPU_EH | ICE_FLOW_SEG_HDR_IPV4 |
+ ICE_FLOW_SEG_HDR_IPV_OTHER;
+ ret = ice_add_rss_cfg_wrap(pf, vsi->idx, &cfg);
+ if (ret)
+ PMD_DRV_LOG(ERR, "%s GTPU_EH_IPV4 rss flow fail %d",
+ __func__, ret);
+
+ cfg.addl_hdrs = ICE_FLOW_SEG_HDR_PPPOE | ICE_FLOW_SEG_HDR_IPV4 |
+ ICE_FLOW_SEG_HDR_IPV_OTHER;
+ ret = ice_add_rss_cfg_wrap(pf, vsi->idx, &cfg);
+ if (ret)
+ PMD_DRV_LOG(ERR, "%s PPPoE_IPV4 rss flow fail %d",
+ __func__, ret);
+ }
+
+ if (rss_hf & ETH_RSS_IPV6) {
+ cfg.addl_hdrs = ICE_FLOW_SEG_HDR_GTPU_IP | ICE_FLOW_SEG_HDR_IPV6 |
+ ICE_FLOW_SEG_HDR_IPV_OTHER;
+ cfg.hash_flds = ICE_FLOW_HASH_IPV6;
+ ret = ice_add_rss_cfg_wrap(pf, vsi->idx, &cfg);
+ if (ret)
+ PMD_DRV_LOG(ERR, "%s GTPU_IPV6 rss flow fail %d",
+ __func__, ret);
+
+ cfg.addl_hdrs = ICE_FLOW_SEG_HDR_GTPU_EH | ICE_FLOW_SEG_HDR_IPV6 |
+ ICE_FLOW_SEG_HDR_IPV_OTHER;
+ ret = ice_add_rss_cfg_wrap(pf, vsi->idx, &cfg);
+ if (ret)
+ PMD_DRV_LOG(ERR, "%s GTPU_EH_IPV6 rss flow fail %d",
+ __func__, ret);
+
+ cfg.addl_hdrs = ICE_FLOW_SEG_HDR_PPPOE | ICE_FLOW_SEG_HDR_IPV6 |
+ ICE_FLOW_SEG_HDR_IPV_OTHER;
+ ret = ice_add_rss_cfg_wrap(pf, vsi->idx, &cfg);
+ if (ret)
+ PMD_DRV_LOG(ERR, "%s PPPoE_IPV6 rss flow fail %d",
+ __func__, ret);
+ }
+
+ if (rss_hf & ETH_RSS_NONFRAG_IPV4_UDP) {
+ cfg.addl_hdrs = ICE_FLOW_SEG_HDR_GTPU_IP | ICE_FLOW_SEG_HDR_UDP |
+ ICE_FLOW_SEG_HDR_IPV4 | ICE_FLOW_SEG_HDR_IPV_OTHER;
+ cfg.hash_flds = ICE_HASH_UDP_IPV4;
+ ret = ice_add_rss_cfg_wrap(pf, vsi->idx, &cfg);
+ if (ret)
+ PMD_DRV_LOG(ERR, "%s GTPU_IPV4_UDP rss flow fail %d",
+ __func__, ret);
+
+ cfg.addl_hdrs = ICE_FLOW_SEG_HDR_GTPU_EH | ICE_FLOW_SEG_HDR_UDP |
+ ICE_FLOW_SEG_HDR_IPV4 | ICE_FLOW_SEG_HDR_IPV_OTHER;
+ ret = ice_add_rss_cfg_wrap(pf, vsi->idx, &cfg);
+ if (ret)
+ PMD_DRV_LOG(ERR, "%s GTPU_EH_IPV4_UDP rss flow fail %d",
+ __func__, ret);
+
+ cfg.addl_hdrs = ICE_FLOW_SEG_HDR_PPPOE | ICE_FLOW_SEG_HDR_UDP |
+ ICE_FLOW_SEG_HDR_IPV4 | ICE_FLOW_SEG_HDR_IPV_OTHER;
+ ret = ice_add_rss_cfg_wrap(pf, vsi->idx, &cfg);
+ if (ret)
+ PMD_DRV_LOG(ERR, "%s PPPoE_IPV4_UDP rss flow fail %d",
+ __func__, ret);
+ }
+
+ if (rss_hf & ETH_RSS_NONFRAG_IPV6_UDP) {
+ cfg.addl_hdrs = ICE_FLOW_SEG_HDR_GTPU_IP | ICE_FLOW_SEG_HDR_UDP |
+ ICE_FLOW_SEG_HDR_IPV6 | ICE_FLOW_SEG_HDR_IPV_OTHER;
+ cfg.hash_flds = ICE_HASH_UDP_IPV6;
+ ret = ice_add_rss_cfg_wrap(pf, vsi->idx, &cfg);
+ if (ret)
+ PMD_DRV_LOG(ERR, "%s GTPU_IPV6_UDP rss flow fail %d",
+ __func__, ret);
+
+ cfg.addl_hdrs = ICE_FLOW_SEG_HDR_GTPU_EH | ICE_FLOW_SEG_HDR_UDP |
+ ICE_FLOW_SEG_HDR_IPV6 | ICE_FLOW_SEG_HDR_IPV_OTHER;
+ ret = ice_add_rss_cfg_wrap(pf, vsi->idx, &cfg);
+ if (ret)
+ PMD_DRV_LOG(ERR, "%s GTPU_EH_IPV6_UDP rss flow fail %d",
+ __func__, ret);
+
+ cfg.addl_hdrs = ICE_FLOW_SEG_HDR_PPPOE | ICE_FLOW_SEG_HDR_UDP |
+ ICE_FLOW_SEG_HDR_IPV6 | ICE_FLOW_SEG_HDR_IPV_OTHER;
+ ret = ice_add_rss_cfg_wrap(pf, vsi->idx, &cfg);
+ if (ret)
+ PMD_DRV_LOG(ERR, "%s PPPoE_IPV6_UDP rss flow fail %d",
+ __func__, ret);
+ }
+
+ if (rss_hf & ETH_RSS_NONFRAG_IPV4_TCP) {
+ cfg.addl_hdrs = ICE_FLOW_SEG_HDR_GTPU_IP | ICE_FLOW_SEG_HDR_TCP |
+ ICE_FLOW_SEG_HDR_IPV4 | ICE_FLOW_SEG_HDR_IPV_OTHER;
+ cfg.hash_flds = ICE_HASH_TCP_IPV4;
+ ret = ice_add_rss_cfg_wrap(pf, vsi->idx, &cfg);
+ if (ret)
+ PMD_DRV_LOG(ERR, "%s GTPU_IPV4_TCP rss flow fail %d",
+ __func__, ret);
+
+ cfg.addl_hdrs = ICE_FLOW_SEG_HDR_GTPU_EH | ICE_FLOW_SEG_HDR_TCP |
+ ICE_FLOW_SEG_HDR_IPV4 | ICE_FLOW_SEG_HDR_IPV_OTHER;
+ ret = ice_add_rss_cfg_wrap(pf, vsi->idx, &cfg);
+ if (ret)
+ PMD_DRV_LOG(ERR, "%s GTPU_EH_IPV4_TCP rss flow fail %d",
+ __func__, ret);
+
+ cfg.addl_hdrs = ICE_FLOW_SEG_HDR_PPPOE | ICE_FLOW_SEG_HDR_TCP |
+ ICE_FLOW_SEG_HDR_IPV4 | ICE_FLOW_SEG_HDR_IPV_OTHER;
+ ret = ice_add_rss_cfg_wrap(pf, vsi->idx, &cfg);
+ if (ret)
+ PMD_DRV_LOG(ERR, "%s PPPoE_IPV4_TCP rss flow fail %d",
+ __func__, ret);
+ }
+
+ if (rss_hf & ETH_RSS_NONFRAG_IPV6_TCP) {
+ cfg.addl_hdrs = ICE_FLOW_SEG_HDR_GTPU_IP | ICE_FLOW_SEG_HDR_TCP |
+ ICE_FLOW_SEG_HDR_IPV6 | ICE_FLOW_SEG_HDR_IPV_OTHER;
+ cfg.hash_flds = ICE_HASH_TCP_IPV6;
+ ret = ice_add_rss_cfg_wrap(pf, vsi->idx, &cfg);
+ if (ret)
+ PMD_DRV_LOG(ERR, "%s GTPU_IPV6_TCP rss flow fail %d",
+ __func__, ret);
+
+ cfg.addl_hdrs = ICE_FLOW_SEG_HDR_GTPU_EH | ICE_FLOW_SEG_HDR_TCP |
+ ICE_FLOW_SEG_HDR_IPV6 | ICE_FLOW_SEG_HDR_IPV_OTHER;
+ ret = ice_add_rss_cfg_wrap(pf, vsi->idx, &cfg);
+ if (ret)
+ PMD_DRV_LOG(ERR, "%s GTPU_EH_IPV6_TCP rss flow fail %d",
+ __func__, ret);
+
+ cfg.addl_hdrs = ICE_FLOW_SEG_HDR_PPPOE | ICE_FLOW_SEG_HDR_TCP |
+ ICE_FLOW_SEG_HDR_IPV6 | ICE_FLOW_SEG_HDR_IPV_OTHER;
+ ret = ice_add_rss_cfg_wrap(pf, vsi->idx, &cfg);
+ if (ret)
+ PMD_DRV_LOG(ERR, "%s PPPoE_IPV6_TCP rss flow fail %d",
+ __func__, ret);
+ }
+
+ pf->rss_hf = rss_hf & ICE_RSS_HF_ALL;
+}
+
+static int ice_init_rss(struct ice_pf *pf)
+{
+ struct ice_hw *hw = ICE_PF_TO_HW(pf);
+ struct ice_vsi *vsi = pf->main_vsi;
+ struct rte_eth_dev *dev = pf->adapter->eth_dev;
+ struct ice_aq_get_set_rss_lut_params lut_params;
+ struct rte_eth_rss_conf *rss_conf;
+ struct ice_aqc_get_set_rss_keys key;
+ uint16_t i, nb_q;
+ int ret = 0;
+ bool is_safe_mode = pf->adapter->is_safe_mode;
+ uint32_t reg;
+
+ rss_conf = &dev->data->dev_conf.rx_adv_conf.rss_conf;
+ nb_q = dev->data->nb_rx_queues;
+ vsi->rss_key_size = ICE_AQC_GET_SET_RSS_KEY_DATA_RSS_KEY_SIZE;
+ vsi->rss_lut_size = pf->hash_lut_size;
+
+ if (nb_q == 0) {
+ PMD_DRV_LOG(WARNING,
+ "RSS is not supported as rx queues number is zero\n");
+ return 0;
+ }
+
+ if (is_safe_mode) {
+ PMD_DRV_LOG(WARNING, "RSS is not supported in safe mode\n");
+ return 0;
+ }
+
+ if (!vsi->rss_key) {
+ vsi->rss_key = rte_zmalloc(NULL,
+ vsi->rss_key_size, 0);
+ if (vsi->rss_key == NULL) {
+ PMD_DRV_LOG(ERR, "Failed to allocate memory for rss_key");
+ return -ENOMEM;
+ }
+ }
+ if (!vsi->rss_lut) {
+ vsi->rss_lut = rte_zmalloc(NULL,
+ vsi->rss_lut_size, 0);
+ if (vsi->rss_lut == NULL) {
+ PMD_DRV_LOG(ERR, "Failed to allocate memory for rss_key");
+ rte_free(vsi->rss_key);
+ vsi->rss_key = NULL;
+ return -ENOMEM;
+ }
+ }
+ /* configure RSS key */
+ if (!rss_conf->rss_key) {
+ /* Calculate the default hash key */
+ for (i = 0; i <= vsi->rss_key_size; i++)
+ vsi->rss_key[i] = (uint8_t)rte_rand();
+ } else {
+ rte_memcpy(vsi->rss_key, rss_conf->rss_key,
+ RTE_MIN(rss_conf->rss_key_len,
+ vsi->rss_key_size));
+ }
+ rte_memcpy(key.standard_rss_key, vsi->rss_key, vsi->rss_key_size);
+ ret = ice_aq_set_rss_key(hw, vsi->idx, &key);