diff options
Diffstat (limited to 'drivers/net/ethernet/intel/iavf/iavf_adv_rss.h')
| -rw-r--r-- | drivers/net/ethernet/intel/iavf/iavf_adv_rss.h | 127 |
1 files changed, 127 insertions, 0 deletions
diff --git a/drivers/net/ethernet/intel/iavf/iavf_adv_rss.h b/drivers/net/ethernet/intel/iavf/iavf_adv_rss.h new file mode 100644 index 000000000000..74cc9e0d528c --- /dev/null +++ b/drivers/net/ethernet/intel/iavf/iavf_adv_rss.h @@ -0,0 +1,127 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +/* Copyright (c) 2021, Intel Corporation. */ + +#ifndef _IAVF_ADV_RSS_H_ +#define _IAVF_ADV_RSS_H_ + +struct iavf_adapter; + +/* State of advanced RSS configuration */ +enum iavf_adv_rss_state_t { + IAVF_ADV_RSS_ADD_REQUEST, /* User requests to add RSS */ + IAVF_ADV_RSS_ADD_PENDING, /* RSS pending add by the PF */ + IAVF_ADV_RSS_DEL_REQUEST, /* Driver requests to delete RSS */ + IAVF_ADV_RSS_DEL_PENDING, /* RSS pending delete by the PF */ + IAVF_ADV_RSS_ACTIVE, /* RSS configuration is active */ +}; + +enum iavf_adv_rss_flow_seg_hdr { + IAVF_ADV_RSS_FLOW_SEG_HDR_NONE = 0x00000000, + IAVF_ADV_RSS_FLOW_SEG_HDR_IPV4 = 0x00000001, + IAVF_ADV_RSS_FLOW_SEG_HDR_IPV6 = 0x00000002, + IAVF_ADV_RSS_FLOW_SEG_HDR_TCP = 0x00000004, + IAVF_ADV_RSS_FLOW_SEG_HDR_UDP = 0x00000008, + IAVF_ADV_RSS_FLOW_SEG_HDR_SCTP = 0x00000010, + IAVF_ADV_RSS_FLOW_SEG_HDR_GTPC = 0x00000400, + IAVF_ADV_RSS_FLOW_SEG_HDR_GTPC_TEID = 0x00000800, + IAVF_ADV_RSS_FLOW_SEG_HDR_GTPU_IP = 0x00001000, + IAVF_ADV_RSS_FLOW_SEG_HDR_GTPU_EH = 0x00002000, + IAVF_ADV_RSS_FLOW_SEG_HDR_GTPU_DWN = 0x00004000, + IAVF_ADV_RSS_FLOW_SEG_HDR_GTPU_UP = 0x00008000, +}; + +#define IAVF_ADV_RSS_FLOW_SEG_HDR_L3 \ + (IAVF_ADV_RSS_FLOW_SEG_HDR_IPV4 | \ + IAVF_ADV_RSS_FLOW_SEG_HDR_IPV6) + +#define IAVF_ADV_RSS_FLOW_SEG_HDR_L4 \ + (IAVF_ADV_RSS_FLOW_SEG_HDR_TCP | \ + IAVF_ADV_RSS_FLOW_SEG_HDR_UDP | \ + IAVF_ADV_RSS_FLOW_SEG_HDR_SCTP) + +#define IAVF_ADV_RSS_FLOW_SEG_HDR_GTP \ + (IAVF_ADV_RSS_FLOW_SEG_HDR_GTPC | \ + IAVF_ADV_RSS_FLOW_SEG_HDR_GTPC_TEID | \ + IAVF_ADV_RSS_FLOW_SEG_HDR_GTPU_IP | \ + IAVF_ADV_RSS_FLOW_SEG_HDR_GTPU_EH | \ + IAVF_ADV_RSS_FLOW_SEG_HDR_GTPU_DWN | \ + IAVF_ADV_RSS_FLOW_SEG_HDR_GTPU_UP) + +enum iavf_adv_rss_flow_field { + /* L3 */ + IAVF_ADV_RSS_FLOW_FIELD_IDX_IPV4_SA, + IAVF_ADV_RSS_FLOW_FIELD_IDX_IPV4_DA, + IAVF_ADV_RSS_FLOW_FIELD_IDX_IPV6_SA, + IAVF_ADV_RSS_FLOW_FIELD_IDX_IPV6_DA, + /* L4 */ + IAVF_ADV_RSS_FLOW_FIELD_IDX_TCP_SRC_PORT, + IAVF_ADV_RSS_FLOW_FIELD_IDX_TCP_DST_PORT, + IAVF_ADV_RSS_FLOW_FIELD_IDX_UDP_SRC_PORT, + IAVF_ADV_RSS_FLOW_FIELD_IDX_UDP_DST_PORT, + IAVF_ADV_RSS_FLOW_FIELD_IDX_SCTP_SRC_PORT, + IAVF_ADV_RSS_FLOW_FIELD_IDX_SCTP_DST_PORT, + /* GTPC_TEID */ + IAVF_ADV_RSS_FLOW_FIELD_IDX_GTPC_TEID, + /* GTPU_IP */ + IAVF_ADV_RSS_FLOW_FIELD_IDX_GTPU_IP_TEID, + /* GTPU_EH */ + IAVF_ADV_RSS_FLOW_FIELD_IDX_GTPU_EH_TEID, + IAVF_ADV_RSS_FLOW_FIELD_IDX_GTPU_EH_QFI, + /* GTPU_UP */ + IAVF_ADV_RSS_FLOW_FIELD_IDX_GTPU_UP_TEID, + /* GTPU_DWN */ + IAVF_ADV_RSS_FLOW_FIELD_IDX_GTPU_DWN_TEID, + + /* The total number of enums must not exceed 64 */ + IAVF_ADV_RSS_FLOW_FIELD_IDX_MAX +}; + +#define IAVF_ADV_RSS_HASH_INVALID 0 +#define IAVF_ADV_RSS_HASH_FLD_IPV4_SA \ + BIT_ULL(IAVF_ADV_RSS_FLOW_FIELD_IDX_IPV4_SA) +#define IAVF_ADV_RSS_HASH_FLD_IPV6_SA \ + BIT_ULL(IAVF_ADV_RSS_FLOW_FIELD_IDX_IPV6_SA) +#define IAVF_ADV_RSS_HASH_FLD_IPV4_DA \ + BIT_ULL(IAVF_ADV_RSS_FLOW_FIELD_IDX_IPV4_DA) +#define IAVF_ADV_RSS_HASH_FLD_IPV6_DA \ + BIT_ULL(IAVF_ADV_RSS_FLOW_FIELD_IDX_IPV6_DA) +#define IAVF_ADV_RSS_HASH_FLD_TCP_SRC_PORT \ + BIT_ULL(IAVF_ADV_RSS_FLOW_FIELD_IDX_TCP_SRC_PORT) +#define IAVF_ADV_RSS_HASH_FLD_TCP_DST_PORT \ + BIT_ULL(IAVF_ADV_RSS_FLOW_FIELD_IDX_TCP_DST_PORT) +#define IAVF_ADV_RSS_HASH_FLD_UDP_SRC_PORT \ + BIT_ULL(IAVF_ADV_RSS_FLOW_FIELD_IDX_UDP_SRC_PORT) +#define IAVF_ADV_RSS_HASH_FLD_UDP_DST_PORT \ + BIT_ULL(IAVF_ADV_RSS_FLOW_FIELD_IDX_UDP_DST_PORT) +#define IAVF_ADV_RSS_HASH_FLD_SCTP_SRC_PORT \ + BIT_ULL(IAVF_ADV_RSS_FLOW_FIELD_IDX_SCTP_SRC_PORT) +#define IAVF_ADV_RSS_HASH_FLD_SCTP_DST_PORT \ + BIT_ULL(IAVF_ADV_RSS_FLOW_FIELD_IDX_SCTP_DST_PORT) +#define IAVF_ADV_RSS_HASH_FLD_GTPC_TEID BIT_ULL(IAVF_ADV_RSS_FLOW_FIELD_IDX_GTPC_TEID) +#define IAVF_ADV_RSS_HASH_FLD_GTPU_IP_TEID BIT_ULL(IAVF_ADV_RSS_FLOW_FIELD_IDX_GTPU_IP_TEID) +#define IAVF_ADV_RSS_HASH_FLD_GTPU_EH_TEID BIT_ULL(IAVF_ADV_RSS_FLOW_FIELD_IDX_GTPU_EH_TEID) +#define IAVF_ADV_RSS_HASH_FLD_GTPU_UP_TEID BIT_ULL(IAVF_ADV_RSS_FLOW_FIELD_IDX_GTPU_UP_TEID) +#define IAVF_ADV_RSS_HASH_FLD_GTPU_DWN_TEID \ + BIT_ULL(IAVF_ADV_RSS_FLOW_FIELD_IDX_GTPU_DWN_TEID) + +/* bookkeeping of advanced RSS configuration */ +struct iavf_adv_rss { + enum iavf_adv_rss_state_t state; + struct list_head list; + + u32 packet_hdrs; + u64 hash_flds; + bool symm; + + struct virtchnl_rss_cfg cfg_msg; +}; + +int +iavf_fill_adv_rss_cfg_msg(struct virtchnl_rss_cfg *rss_cfg, + u32 packet_hdrs, u64 hash_flds, bool symm); +struct iavf_adv_rss * +iavf_find_adv_rss_cfg_by_hdrs(struct iavf_adapter *adapter, u32 packet_hdrs); +void +iavf_print_adv_rss_cfg(struct iavf_adapter *adapter, struct iavf_adv_rss *rss, + const char *action, const char *result); +#endif /* _IAVF_ADV_RSS_H_ */ |