96 lines
3.1 KiB
C
96 lines
3.1 KiB
C
/* SPDX-License-Identifier: GPL-2.0 */
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/* Copyright (c) 2021, Intel Corporation. */
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#ifndef _IAVF_ADV_RSS_H_
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#define _IAVF_ADV_RSS_H_
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struct iavf_adapter;
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/* State of advanced RSS configuration */
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enum iavf_adv_rss_state_t {
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IAVF_ADV_RSS_ADD_REQUEST, /* User requests to add RSS */
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IAVF_ADV_RSS_ADD_PENDING, /* RSS pending add by the PF */
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IAVF_ADV_RSS_DEL_REQUEST, /* Driver requests to delete RSS */
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IAVF_ADV_RSS_DEL_PENDING, /* RSS pending delete by the PF */
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IAVF_ADV_RSS_ACTIVE, /* RSS configuration is active */
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};
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enum iavf_adv_rss_flow_seg_hdr {
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IAVF_ADV_RSS_FLOW_SEG_HDR_NONE = 0x00000000,
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IAVF_ADV_RSS_FLOW_SEG_HDR_IPV4 = 0x00000001,
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IAVF_ADV_RSS_FLOW_SEG_HDR_IPV6 = 0x00000002,
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IAVF_ADV_RSS_FLOW_SEG_HDR_TCP = 0x00000004,
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IAVF_ADV_RSS_FLOW_SEG_HDR_UDP = 0x00000008,
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IAVF_ADV_RSS_FLOW_SEG_HDR_SCTP = 0x00000010,
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};
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#define IAVF_ADV_RSS_FLOW_SEG_HDR_L3 \
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(IAVF_ADV_RSS_FLOW_SEG_HDR_IPV4 | \
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IAVF_ADV_RSS_FLOW_SEG_HDR_IPV6)
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#define IAVF_ADV_RSS_FLOW_SEG_HDR_L4 \
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(IAVF_ADV_RSS_FLOW_SEG_HDR_TCP | \
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IAVF_ADV_RSS_FLOW_SEG_HDR_UDP | \
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IAVF_ADV_RSS_FLOW_SEG_HDR_SCTP)
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enum iavf_adv_rss_flow_field {
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/* L3 */
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IAVF_ADV_RSS_FLOW_FIELD_IDX_IPV4_SA,
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IAVF_ADV_RSS_FLOW_FIELD_IDX_IPV4_DA,
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IAVF_ADV_RSS_FLOW_FIELD_IDX_IPV6_SA,
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IAVF_ADV_RSS_FLOW_FIELD_IDX_IPV6_DA,
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/* L4 */
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IAVF_ADV_RSS_FLOW_FIELD_IDX_TCP_SRC_PORT,
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IAVF_ADV_RSS_FLOW_FIELD_IDX_TCP_DST_PORT,
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IAVF_ADV_RSS_FLOW_FIELD_IDX_UDP_SRC_PORT,
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IAVF_ADV_RSS_FLOW_FIELD_IDX_UDP_DST_PORT,
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IAVF_ADV_RSS_FLOW_FIELD_IDX_SCTP_SRC_PORT,
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IAVF_ADV_RSS_FLOW_FIELD_IDX_SCTP_DST_PORT,
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/* The total number of enums must not exceed 64 */
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IAVF_ADV_RSS_FLOW_FIELD_IDX_MAX
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};
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#define IAVF_ADV_RSS_HASH_INVALID 0
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#define IAVF_ADV_RSS_HASH_FLD_IPV4_SA \
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BIT_ULL(IAVF_ADV_RSS_FLOW_FIELD_IDX_IPV4_SA)
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#define IAVF_ADV_RSS_HASH_FLD_IPV6_SA \
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BIT_ULL(IAVF_ADV_RSS_FLOW_FIELD_IDX_IPV6_SA)
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#define IAVF_ADV_RSS_HASH_FLD_IPV4_DA \
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BIT_ULL(IAVF_ADV_RSS_FLOW_FIELD_IDX_IPV4_DA)
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#define IAVF_ADV_RSS_HASH_FLD_IPV6_DA \
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BIT_ULL(IAVF_ADV_RSS_FLOW_FIELD_IDX_IPV6_DA)
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#define IAVF_ADV_RSS_HASH_FLD_TCP_SRC_PORT \
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BIT_ULL(IAVF_ADV_RSS_FLOW_FIELD_IDX_TCP_SRC_PORT)
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#define IAVF_ADV_RSS_HASH_FLD_TCP_DST_PORT \
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BIT_ULL(IAVF_ADV_RSS_FLOW_FIELD_IDX_TCP_DST_PORT)
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#define IAVF_ADV_RSS_HASH_FLD_UDP_SRC_PORT \
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BIT_ULL(IAVF_ADV_RSS_FLOW_FIELD_IDX_UDP_SRC_PORT)
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#define IAVF_ADV_RSS_HASH_FLD_UDP_DST_PORT \
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BIT_ULL(IAVF_ADV_RSS_FLOW_FIELD_IDX_UDP_DST_PORT)
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#define IAVF_ADV_RSS_HASH_FLD_SCTP_SRC_PORT \
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BIT_ULL(IAVF_ADV_RSS_FLOW_FIELD_IDX_SCTP_SRC_PORT)
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#define IAVF_ADV_RSS_HASH_FLD_SCTP_DST_PORT \
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BIT_ULL(IAVF_ADV_RSS_FLOW_FIELD_IDX_SCTP_DST_PORT)
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/* bookkeeping of advanced RSS configuration */
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struct iavf_adv_rss {
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enum iavf_adv_rss_state_t state;
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struct list_head list;
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u32 packet_hdrs;
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u64 hash_flds;
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struct virtchnl_rss_cfg cfg_msg;
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};
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int
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iavf_fill_adv_rss_cfg_msg(struct virtchnl_rss_cfg *rss_cfg,
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u32 packet_hdrs, u64 hash_flds);
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struct iavf_adv_rss *
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iavf_find_adv_rss_cfg_by_hdrs(struct iavf_adapter *adapter, u32 packet_hdrs);
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void
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iavf_print_adv_rss_cfg(struct iavf_adapter *adapter, struct iavf_adv_rss *rss,
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const char *action, const char *result);
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#endif /* _IAVF_ADV_RSS_H_ */
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