+hash_cfg_reset(struct ice_rss_hash_cfg *cfg)
+{
+ cfg->hash_flds = 0;
+ cfg->addl_hdrs = 0;
+ cfg->hash_func = 0;
+}
+
+static int
+ice_hash_moveout(struct ice_pf *pf, struct ice_rss_hash_cfg *cfg)
+{
+ enum ice_status status = ICE_SUCCESS;
+ struct ice_hw *hw = ICE_PF_TO_HW(pf);
+ struct ice_vsi *vsi = pf->main_vsi;
+
+ if (!is_hash_cfg_valid(cfg))
+ return -ENOENT;
+
+ status = ice_rem_rss_cfg(hw, vsi->idx, cfg->hash_flds,
+ cfg->addl_hdrs);
+ if (status && status != ICE_ERR_DOES_NOT_EXIST) {
+ PMD_DRV_LOG(ERR,
+ "ice_rem_rss_cfg failed for VSI:%d, error:%d\n",
+ vsi->idx, status);
+ return -EBUSY;
+ }
+
+ return 0;
+}
+
+static int
+ice_hash_moveback(struct ice_pf *pf, struct ice_rss_hash_cfg *cfg)
+{
+ enum ice_status status = ICE_SUCCESS;
+ struct ice_hw *hw = ICE_PF_TO_HW(pf);
+ struct ice_vsi *vsi = pf->main_vsi;
+ bool symm;
+
+ if (!is_hash_cfg_valid(cfg))
+ return -ENOENT;
+
+ symm = (cfg->hash_func == ICE_RSS_HASH_TOEPLITZ_SYMMETRIC) ?
+ true : false;
+
+ status = ice_add_rss_cfg(hw, vsi->idx, cfg->hash_flds,
+ cfg->addl_hdrs, symm);
+ if (status) {
+ PMD_DRV_LOG(ERR,
+ "ice_add_rss_cfg failed for VSI:%d, error:%d\n",
+ vsi->idx, status);
+ return -EBUSY;
+ }
+
+ return 0;
+}
+
+static int
+ice_hash_remove(struct ice_pf *pf, struct ice_rss_hash_cfg *cfg)
+{
+ int ret;
+
+ ret = ice_hash_moveout(pf, cfg);
+ if (ret && (ret != -ENOENT))
+ return ret;
+
+ hash_cfg_reset(cfg);
+
+ return 0;
+}
+
+static int
+ice_add_rss_cfg_pre_gtpu(struct ice_pf *pf, struct ice_hash_gtpu_ctx *ctx,
+ u8 ctx_idx)
+{
+ int ret;
+
+ switch (ctx_idx) {
+ case ICE_HASH_GTPU_CTX_EH_IP:
+ ret = ice_hash_remove(pf,
+ &ctx->ctx[ICE_HASH_GTPU_CTX_EH_IP_UDP]);
+ if (ret && (ret != -ENOENT))
+ return ret;
+
+ ret = ice_hash_remove(pf,
+ &ctx->ctx[ICE_HASH_GTPU_CTX_EH_IP_TCP]);
+ if (ret && (ret != -ENOENT))
+ return ret;
+
+ ret = ice_hash_remove(pf,
+ &ctx->ctx[ICE_HASH_GTPU_CTX_UP_IP]);
+ if (ret && (ret != -ENOENT))
+ return ret;
+
+ ret = ice_hash_remove(pf,
+ &ctx->ctx[ICE_HASH_GTPU_CTX_UP_IP_UDP]);
+ if (ret && (ret != -ENOENT))
+ return ret;
+
+ ret = ice_hash_remove(pf,
+ &ctx->ctx[ICE_HASH_GTPU_CTX_UP_IP_TCP]);
+ if (ret && (ret != -ENOENT))
+ return ret;
+
+ ret = ice_hash_remove(pf,
+ &ctx->ctx[ICE_HASH_GTPU_CTX_DW_IP]);
+ if (ret && (ret != -ENOENT))
+ return ret;
+
+ ret = ice_hash_remove(pf,
+ &ctx->ctx[ICE_HASH_GTPU_CTX_DW_IP_UDP]);
+ if (ret && (ret != -ENOENT))
+ return ret;
+
+ ret = ice_hash_remove(pf,
+ &ctx->ctx[ICE_HASH_GTPU_CTX_DW_IP_TCP]);
+ if (ret && (ret != -ENOENT))
+ return ret;
+
+ break;
+ case ICE_HASH_GTPU_CTX_EH_IP_UDP:
+ ret = ice_hash_remove(pf,
+ &ctx->ctx[ICE_HASH_GTPU_CTX_UP_IP_UDP]);
+ if (ret && (ret != -ENOENT))
+ return ret;
+
+ ret = ice_hash_remove(pf,
+ &ctx->ctx[ICE_HASH_GTPU_CTX_DW_IP_UDP]);
+ if (ret && (ret != -ENOENT))
+ return ret;
+
+ ret = ice_hash_moveout(pf,
+ &ctx->ctx[ICE_HASH_GTPU_CTX_UP_IP]);
+ if (ret && (ret != -ENOENT))
+ return ret;
+
+ ret = ice_hash_moveout(pf,
+ &ctx->ctx[ICE_HASH_GTPU_CTX_UP_IP_TCP]);
+ if (ret && (ret != -ENOENT))
+ return ret;
+
+ ret = ice_hash_moveout(pf,
+ &ctx->ctx[ICE_HASH_GTPU_CTX_DW_IP]);
+ if (ret && (ret != -ENOENT))
+ return ret;
+
+ ret = ice_hash_moveout(pf,
+ &ctx->ctx[ICE_HASH_GTPU_CTX_DW_IP_TCP]);
+ if (ret && (ret != -ENOENT))
+ return ret;
+
+ break;
+ case ICE_HASH_GTPU_CTX_EH_IP_TCP:
+ ret = ice_hash_remove(pf,
+ &ctx->ctx[ICE_HASH_GTPU_CTX_UP_IP_TCP]);
+ if (ret && (ret != -ENOENT))
+ return ret;
+
+ ret = ice_hash_remove(pf,
+ &ctx->ctx[ICE_HASH_GTPU_CTX_DW_IP_TCP]);
+ if (ret && (ret != -ENOENT))
+ return ret;
+
+ ret = ice_hash_moveout(pf,
+ &ctx->ctx[ICE_HASH_GTPU_CTX_UP_IP]);
+ if (ret && (ret != -ENOENT))
+ return ret;
+
+ ret = ice_hash_moveout(pf,
+ &ctx->ctx[ICE_HASH_GTPU_CTX_UP_IP_UDP]);
+ if (ret && (ret != -ENOENT))
+ return ret;
+
+ ret = ice_hash_moveout(pf,
+ &ctx->ctx[ICE_HASH_GTPU_CTX_DW_IP]);
+ if (ret && (ret != -ENOENT))
+ return ret;
+
+ ret = ice_hash_moveout(pf,
+ &ctx->ctx[ICE_HASH_GTPU_CTX_DW_IP_UDP]);
+ if (ret && (ret != -ENOENT))
+ return ret;
+
+ break;
+ case ICE_HASH_GTPU_CTX_UP_IP:
+ ret = ice_hash_remove(pf,
+ &ctx->ctx[ICE_HASH_GTPU_CTX_UP_IP_UDP]);
+ if (ret && (ret != -ENOENT))
+ return ret;
+
+ ret = ice_hash_remove(pf,
+ &ctx->ctx[ICE_HASH_GTPU_CTX_UP_IP_TCP]);
+ if (ret && (ret != -ENOENT))
+ return ret;
+
+ ret = ice_hash_moveout(pf,
+ &ctx->ctx[ICE_HASH_GTPU_CTX_EH_IP]);
+ if (ret && (ret != -ENOENT))
+ return ret;
+
+ ret = ice_hash_moveout(pf,
+ &ctx->ctx[ICE_HASH_GTPU_CTX_EH_IP_UDP]);
+ if (ret && (ret != -ENOENT))
+ return ret;
+
+ ret = ice_hash_moveout(pf,
+ &ctx->ctx[ICE_HASH_GTPU_CTX_EH_IP_TCP]);
+ if (ret && (ret != -ENOENT))
+ return ret;
+
+ break;
+ case ICE_HASH_GTPU_CTX_UP_IP_UDP:
+ case ICE_HASH_GTPU_CTX_UP_IP_TCP:
+ ret = ice_hash_moveout(pf,
+ &ctx->ctx[ICE_HASH_GTPU_CTX_EH_IP]);
+ if (ret && (ret != -ENOENT))
+ return ret;
+
+ ret = ice_hash_moveout(pf,
+ &ctx->ctx[ICE_HASH_GTPU_CTX_EH_IP_UDP]);
+ if (ret && (ret != -ENOENT))
+ return ret;
+
+ ret = ice_hash_moveout(pf,
+ &ctx->ctx[ICE_HASH_GTPU_CTX_EH_IP_TCP]);
+ if (ret && (ret != -ENOENT))
+ return ret;
+
+ break;
+ case ICE_HASH_GTPU_CTX_DW_IP:
+ ret = ice_hash_remove(pf,
+ &ctx->ctx[ICE_HASH_GTPU_CTX_DW_IP_UDP]);
+ if (ret && (ret != -ENOENT))
+ return ret;
+
+ ret = ice_hash_remove(pf,
+ &ctx->ctx[ICE_HASH_GTPU_CTX_DW_IP_TCP]);
+ if (ret && (ret != -ENOENT))
+ return ret;
+
+ ret = ice_hash_moveout(pf,
+ &ctx->ctx[ICE_HASH_GTPU_CTX_EH_IP]);
+ if (ret && (ret != -ENOENT))
+ return ret;
+
+ ret = ice_hash_moveout(pf,
+ &ctx->ctx[ICE_HASH_GTPU_CTX_EH_IP_UDP]);
+ if (ret && (ret != -ENOENT))
+ return ret;
+
+ ret = ice_hash_moveout(pf,
+ &ctx->ctx[ICE_HASH_GTPU_CTX_EH_IP_TCP]);
+ if (ret && (ret != -ENOENT))
+ return ret;
+
+ break;
+ case ICE_HASH_GTPU_CTX_DW_IP_UDP:
+ case ICE_HASH_GTPU_CTX_DW_IP_TCP:
+ ret = ice_hash_moveout(pf,
+ &ctx->ctx[ICE_HASH_GTPU_CTX_EH_IP]);
+ if (ret && (ret != -ENOENT))
+ return ret;
+
+ ret = ice_hash_moveout(pf,
+ &ctx->ctx[ICE_HASH_GTPU_CTX_EH_IP_UDP]);
+ if (ret && (ret != -ENOENT))
+ return ret;
+
+ ret = ice_hash_moveout(pf,
+ &ctx->ctx[ICE_HASH_GTPU_CTX_EH_IP_TCP]);
+ if (ret && (ret != -ENOENT))
+ return ret;
+
+ break;
+ default:
+ break;
+ }
+
+ return 0;
+}
+
+static u8 calc_gtpu_ctx_idx(uint32_t hdr)
+{
+ u8 eh_idx, ip_idx;
+
+ if (hdr & ICE_FLOW_SEG_HDR_GTPU_EH)
+ eh_idx = 0;
+ else if (hdr & ICE_FLOW_SEG_HDR_GTPU_UP)
+ eh_idx = 1;
+ else if (hdr & ICE_FLOW_SEG_HDR_GTPU_DWN)
+ eh_idx = 2;
+ else
+ return ICE_HASH_GTPU_CTX_MAX;
+
+ ip_idx = 0;
+ if (hdr & ICE_FLOW_SEG_HDR_UDP)
+ ip_idx = 1;
+ else if (hdr & ICE_FLOW_SEG_HDR_TCP)
+ ip_idx = 2;
+
+ if (hdr & (ICE_FLOW_SEG_HDR_IPV4 | ICE_FLOW_SEG_HDR_IPV6))
+ return eh_idx * 3 + ip_idx;
+ else
+ return ICE_HASH_GTPU_CTX_MAX;
+}
+
+static int
+ice_add_rss_cfg_pre(struct ice_pf *pf, uint32_t hdr)
+{
+ u8 gtpu_ctx_idx = calc_gtpu_ctx_idx(hdr);
+
+ if (hdr & ICE_FLOW_SEG_HDR_IPV4)
+ return ice_add_rss_cfg_pre_gtpu(pf, &pf->hash_ctx.gtpu4,
+ gtpu_ctx_idx);
+ else if (hdr & ICE_FLOW_SEG_HDR_IPV6)
+ return ice_add_rss_cfg_pre_gtpu(pf, &pf->hash_ctx.gtpu6,
+ gtpu_ctx_idx);
+
+ return 0;
+}
+
+static int
+ice_add_rss_cfg_post_gtpu(struct ice_pf *pf, struct ice_hash_gtpu_ctx *ctx,
+ u32 hdr, u64 fld, bool symm, u8 ctx_idx)
+{
+ int ret;
+
+ if (ctx_idx < ICE_HASH_GTPU_CTX_MAX) {
+ ctx->ctx[ctx_idx].addl_hdrs = hdr;
+ ctx->ctx[ctx_idx].hash_flds = fld;
+ ctx->ctx[ctx_idx].hash_func = symm;
+ }
+
+ switch (ctx_idx) {
+ case ICE_HASH_GTPU_CTX_EH_IP:
+ break;
+ case ICE_HASH_GTPU_CTX_EH_IP_UDP:
+ ret = ice_hash_moveback(pf,
+ &ctx->ctx[ICE_HASH_GTPU_CTX_UP_IP]);
+ if (ret && (ret != -ENOENT))
+ return ret;
+
+ ret = ice_hash_moveback(pf,
+ &ctx->ctx[ICE_HASH_GTPU_CTX_UP_IP_TCP]);
+ if (ret && (ret != -ENOENT))
+ return ret;
+
+ ret = ice_hash_moveback(pf,
+ &ctx->ctx[ICE_HASH_GTPU_CTX_DW_IP]);
+ if (ret && (ret != -ENOENT))
+ return ret;
+
+ ret = ice_hash_moveback(pf,
+ &ctx->ctx[ICE_HASH_GTPU_CTX_DW_IP_TCP]);
+ if (ret && (ret != -ENOENT))
+ return ret;
+
+ break;
+ case ICE_HASH_GTPU_CTX_EH_IP_TCP:
+ ret = ice_hash_moveback(pf,
+ &ctx->ctx[ICE_HASH_GTPU_CTX_UP_IP]);
+ if (ret && (ret != -ENOENT))
+ return ret;
+
+ ret = ice_hash_moveback(pf,
+ &ctx->ctx[ICE_HASH_GTPU_CTX_UP_IP_UDP]);
+ if (ret && (ret != -ENOENT))
+ return ret;
+
+ ret = ice_hash_moveback(pf,
+ &ctx->ctx[ICE_HASH_GTPU_CTX_DW_IP]);
+ if (ret && (ret != -ENOENT))
+ return ret;
+
+ ret = ice_hash_moveback(pf,
+ &ctx->ctx[ICE_HASH_GTPU_CTX_DW_IP_UDP]);
+ if (ret && (ret != -ENOENT))
+ return ret;
+
+ break;
+ case ICE_HASH_GTPU_CTX_UP_IP:
+ case ICE_HASH_GTPU_CTX_UP_IP_UDP:
+ case ICE_HASH_GTPU_CTX_UP_IP_TCP:
+ case ICE_HASH_GTPU_CTX_DW_IP:
+ case ICE_HASH_GTPU_CTX_DW_IP_UDP:
+ case ICE_HASH_GTPU_CTX_DW_IP_TCP:
+ ret = ice_hash_moveback(pf,
+ &ctx->ctx[ICE_HASH_GTPU_CTX_EH_IP]);
+ if (ret && (ret != -ENOENT))
+ return ret;
+
+ ret = ice_hash_moveback(pf,
+ &ctx->ctx[ICE_HASH_GTPU_CTX_EH_IP_UDP]);
+ if (ret && (ret != -ENOENT))
+ return ret;
+
+ ret = ice_hash_moveback(pf,
+ &ctx->ctx[ICE_HASH_GTPU_CTX_EH_IP_TCP]);
+ if (ret && (ret != -ENOENT))
+ return ret;
+
+ break;
+ default:
+ break;
+ }
+
+ return 0;
+}
+
+static int
+ice_add_rss_cfg_post(struct ice_pf *pf, uint32_t hdr, uint64_t fld, bool symm)
+{
+ u8 gtpu_ctx_idx = calc_gtpu_ctx_idx(hdr);
+
+ if (hdr & ICE_FLOW_SEG_HDR_IPV4)
+ return ice_add_rss_cfg_post_gtpu(pf, &pf->hash_ctx.gtpu4, hdr,
+ fld, symm, gtpu_ctx_idx);
+ else if (hdr & ICE_FLOW_SEG_HDR_IPV6)
+ return ice_add_rss_cfg_post_gtpu(pf, &pf->hash_ctx.gtpu6, hdr,
+ fld, symm, gtpu_ctx_idx);
+
+ return 0;
+}
+
+static void
+ice_rem_rss_cfg_post(struct ice_pf *pf, uint32_t hdr)
+{
+ u8 gtpu_ctx_idx = calc_gtpu_ctx_idx(hdr);
+
+ if (gtpu_ctx_idx >= ICE_HASH_GTPU_CTX_MAX)
+ return;
+
+ if (hdr & ICE_FLOW_SEG_HDR_IPV4)
+ hash_cfg_reset(&pf->hash_ctx.gtpu4.ctx[gtpu_ctx_idx]);
+ else if (hdr & ICE_FLOW_SEG_HDR_IPV6)
+ hash_cfg_reset(&pf->hash_ctx.gtpu6.ctx[gtpu_ctx_idx]);
+}
+
+int
+ice_rem_rss_cfg_wrap(struct ice_pf *pf, uint16_t vsi_id,
+ uint64_t fld, uint32_t hdr)