13c3993240
When user set 'L3_SRC/DST_ONLY' or 'L4_SRC/DST_ONLY' to 'rss_hf' and
do not specify the packet type, these types will be set to hardware.
Fixes: 806f1d5ab0 ("net/hns3: set RSS hash type input configuration")
Cc: stable@dpdk.org
Signed-off-by: Huisong Li <lihuisong@huawei.com>
841 lines
24 KiB
C
841 lines
24 KiB
C
/* SPDX-License-Identifier: BSD-3-Clause
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* Copyright(c) 2018-2021 HiSilicon Limited.
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*/
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#include <rte_ethdev.h>
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#include <rte_io.h>
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#include <rte_malloc.h>
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#include "hns3_ethdev.h"
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#include "hns3_logs.h"
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/* Default hash keys */
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const uint8_t hns3_hash_key[HNS3_RSS_KEY_SIZE] = {
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0x6D, 0x5A, 0x56, 0xDA, 0x25, 0x5B, 0x0E, 0xC2,
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0x41, 0x67, 0x25, 0x3D, 0x43, 0xA3, 0x8F, 0xB0,
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0xD0, 0xCA, 0x2B, 0xCB, 0xAE, 0x7B, 0x30, 0xB4,
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0x77, 0xCB, 0x2D, 0xA3, 0x80, 0x30, 0xF2, 0x0C,
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0x6A, 0x42, 0xB7, 0x3B, 0xBE, 0xAC, 0x01, 0xFA
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};
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enum hns3_tuple_field {
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/* IPV4_TCP ENABLE FIELD */
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HNS3_RSS_FIELD_IPV4_TCP_EN_TCP_D = 0,
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HNS3_RSS_FIELD_IPV4_TCP_EN_TCP_S,
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HNS3_RSS_FIELD_IPV4_TCP_EN_IP_D,
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HNS3_RSS_FIELD_IPV4_TCP_EN_IP_S,
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/* IPV4_UDP ENABLE FIELD */
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HNS3_RSS_FIELD_IPV4_UDP_EN_UDP_D = 8,
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HNS3_RSS_FIELD_IPV4_UDP_EN_UDP_S,
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HNS3_RSS_FIELD_IPV4_UDP_EN_IP_D,
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HNS3_RSS_FIELD_IPV4_UDP_EN_IP_S,
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/* IPV4_SCTP ENABLE FIELD */
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HNS3_RSS_FIELD_IPV4_SCTP_EN_SCTP_D = 16,
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HNS3_RSS_FIELD_IPV4_SCTP_EN_SCTP_S,
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HNS3_RSS_FIELD_IPV4_SCTP_EN_IP_D,
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HNS3_RSS_FIELD_IPV4_SCTP_EN_IP_S,
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HNS3_RSS_FIELD_IPV4_SCTP_EN_SCTP_VER,
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/* IPV4 ENABLE FIELD */
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HNS3_RSS_FIELD_IPV4_EN_NONFRAG_IP_D = 24,
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HNS3_RSS_FIELD_IPV4_EN_NONFRAG_IP_S,
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HNS3_RSS_FIELD_IPV4_EN_FRAG_IP_D,
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HNS3_RSS_FIELD_IPV4_EN_FRAG_IP_S,
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/* IPV6_TCP ENABLE FIELD */
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HNS3_RSS_FIELD_IPV6_TCP_EN_TCP_D = 32,
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HNS3_RSS_FIELD_IPV6_TCP_EN_TCP_S,
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HNS3_RSS_FIELD_IPV6_TCP_EN_IP_D,
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HNS3_RSS_FIELD_IPV6_TCP_EN_IP_S,
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/* IPV6_UDP ENABLE FIELD */
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HNS3_RSS_FIELD_IPV6_UDP_EN_UDP_D = 40,
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HNS3_RSS_FIELD_IPV6_UDP_EN_UDP_S,
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HNS3_RSS_FIELD_IPV6_UDP_EN_IP_D,
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HNS3_RSS_FIELD_IPV6_UDP_EN_IP_S,
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/* IPV6_SCTP ENABLE FIELD */
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HNS3_RSS_FIELD_IPV6_SCTP_EN_SCTP_D = 48,
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HNS3_RSS_FIELD_IPV6_SCTP_EN_SCTP_S,
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HNS3_RSS_FIELD_IPV6_SCTP_EN_IP_D,
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HNS3_RSS_FIELD_IPV6_SCTP_EN_IP_S,
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HNS3_RSS_FIELD_IPV6_SCTP_EN_SCTP_VER,
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/* IPV6 ENABLE FIELD */
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HNS3_RSS_FIELD_IPV6_NONFRAG_IP_D = 56,
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HNS3_RSS_FIELD_IPV6_NONFRAG_IP_S,
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HNS3_RSS_FIELD_IPV6_FRAG_IP_D,
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HNS3_RSS_FIELD_IPV6_FRAG_IP_S
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};
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enum hns3_rss_tuple_type {
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HNS3_RSS_IP_TUPLE,
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HNS3_RSS_IP_L4_TUPLE,
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};
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static const struct {
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uint64_t rss_types;
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uint16_t tuple_type;
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uint64_t rss_field;
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} hns3_set_tuple_table[] = {
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/* IPV4-FRAG */
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{ RTE_ETH_RSS_FRAG_IPV4 | RTE_ETH_RSS_L3_SRC_ONLY,
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HNS3_RSS_IP_TUPLE,
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BIT_ULL(HNS3_RSS_FIELD_IPV4_EN_FRAG_IP_S) },
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{ RTE_ETH_RSS_FRAG_IPV4 | RTE_ETH_RSS_L3_DST_ONLY,
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HNS3_RSS_IP_TUPLE,
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BIT_ULL(HNS3_RSS_FIELD_IPV4_EN_FRAG_IP_D) },
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{ RTE_ETH_RSS_FRAG_IPV4,
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HNS3_RSS_IP_TUPLE,
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BIT_ULL(HNS3_RSS_FIELD_IPV4_EN_FRAG_IP_S) |
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BIT_ULL(HNS3_RSS_FIELD_IPV4_EN_FRAG_IP_D) },
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/* IPV4 */
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{ RTE_ETH_RSS_IPV4 | RTE_ETH_RSS_L3_SRC_ONLY,
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HNS3_RSS_IP_TUPLE,
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BIT_ULL(HNS3_RSS_FIELD_IPV4_EN_NONFRAG_IP_S) },
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{ RTE_ETH_RSS_IPV4 | RTE_ETH_RSS_L3_DST_ONLY,
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HNS3_RSS_IP_TUPLE,
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BIT_ULL(HNS3_RSS_FIELD_IPV4_EN_NONFRAG_IP_D) },
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{ RTE_ETH_RSS_IPV4,
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HNS3_RSS_IP_TUPLE,
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BIT_ULL(HNS3_RSS_FIELD_IPV4_EN_NONFRAG_IP_S) |
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BIT_ULL(HNS3_RSS_FIELD_IPV4_EN_NONFRAG_IP_D) },
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/* IPV4-OTHER */
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{ RTE_ETH_RSS_NONFRAG_IPV4_OTHER | RTE_ETH_RSS_L3_SRC_ONLY,
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HNS3_RSS_IP_TUPLE,
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BIT_ULL(HNS3_RSS_FIELD_IPV4_EN_NONFRAG_IP_S) },
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{ RTE_ETH_RSS_NONFRAG_IPV4_OTHER | RTE_ETH_RSS_L3_DST_ONLY,
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HNS3_RSS_IP_TUPLE,
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BIT_ULL(HNS3_RSS_FIELD_IPV4_EN_NONFRAG_IP_D) },
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{ RTE_ETH_RSS_NONFRAG_IPV4_OTHER,
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HNS3_RSS_IP_TUPLE,
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BIT_ULL(HNS3_RSS_FIELD_IPV4_EN_NONFRAG_IP_S) |
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BIT_ULL(HNS3_RSS_FIELD_IPV4_EN_NONFRAG_IP_D) },
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/* IPV4-TCP */
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{ RTE_ETH_RSS_NONFRAG_IPV4_TCP | RTE_ETH_RSS_L3_SRC_ONLY,
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HNS3_RSS_IP_L4_TUPLE,
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BIT_ULL(HNS3_RSS_FIELD_IPV4_TCP_EN_IP_S) },
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{ RTE_ETH_RSS_NONFRAG_IPV4_TCP | RTE_ETH_RSS_L3_DST_ONLY,
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HNS3_RSS_IP_L4_TUPLE,
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BIT_ULL(HNS3_RSS_FIELD_IPV4_TCP_EN_IP_D) },
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{ RTE_ETH_RSS_NONFRAG_IPV4_TCP | RTE_ETH_RSS_L4_SRC_ONLY,
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HNS3_RSS_IP_L4_TUPLE,
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BIT_ULL(HNS3_RSS_FIELD_IPV4_TCP_EN_TCP_S) },
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{ RTE_ETH_RSS_NONFRAG_IPV4_TCP | RTE_ETH_RSS_L4_DST_ONLY,
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HNS3_RSS_IP_L4_TUPLE,
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BIT_ULL(HNS3_RSS_FIELD_IPV4_TCP_EN_TCP_D) },
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{ RTE_ETH_RSS_NONFRAG_IPV4_TCP,
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HNS3_RSS_IP_L4_TUPLE,
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BIT_ULL(HNS3_RSS_FIELD_IPV4_TCP_EN_IP_S) |
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BIT_ULL(HNS3_RSS_FIELD_IPV4_TCP_EN_IP_D) |
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BIT_ULL(HNS3_RSS_FIELD_IPV4_TCP_EN_TCP_S) |
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BIT_ULL(HNS3_RSS_FIELD_IPV4_TCP_EN_TCP_D) },
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/* IPV4-UDP */
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{ RTE_ETH_RSS_NONFRAG_IPV4_UDP | RTE_ETH_RSS_L3_SRC_ONLY,
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HNS3_RSS_IP_L4_TUPLE,
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BIT_ULL(HNS3_RSS_FIELD_IPV4_UDP_EN_IP_S) },
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{ RTE_ETH_RSS_NONFRAG_IPV4_UDP | RTE_ETH_RSS_L3_DST_ONLY,
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HNS3_RSS_IP_L4_TUPLE,
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BIT_ULL(HNS3_RSS_FIELD_IPV4_UDP_EN_IP_D) },
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{ RTE_ETH_RSS_NONFRAG_IPV4_UDP | RTE_ETH_RSS_L4_SRC_ONLY,
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HNS3_RSS_IP_L4_TUPLE,
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BIT_ULL(HNS3_RSS_FIELD_IPV4_UDP_EN_UDP_S) },
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{ RTE_ETH_RSS_NONFRAG_IPV4_UDP | RTE_ETH_RSS_L4_DST_ONLY,
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HNS3_RSS_IP_L4_TUPLE,
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BIT_ULL(HNS3_RSS_FIELD_IPV4_UDP_EN_UDP_D) },
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{ RTE_ETH_RSS_NONFRAG_IPV4_UDP,
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HNS3_RSS_IP_L4_TUPLE,
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BIT_ULL(HNS3_RSS_FIELD_IPV4_UDP_EN_IP_S) |
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BIT_ULL(HNS3_RSS_FIELD_IPV4_UDP_EN_IP_D) |
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BIT_ULL(HNS3_RSS_FIELD_IPV4_UDP_EN_UDP_S) |
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BIT_ULL(HNS3_RSS_FIELD_IPV4_UDP_EN_UDP_D) },
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/* IPV4-SCTP */
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{ RTE_ETH_RSS_NONFRAG_IPV4_SCTP | RTE_ETH_RSS_L3_SRC_ONLY,
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HNS3_RSS_IP_L4_TUPLE,
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BIT_ULL(HNS3_RSS_FIELD_IPV4_SCTP_EN_IP_S) },
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{ RTE_ETH_RSS_NONFRAG_IPV4_SCTP | RTE_ETH_RSS_L3_DST_ONLY,
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HNS3_RSS_IP_L4_TUPLE,
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BIT_ULL(HNS3_RSS_FIELD_IPV4_SCTP_EN_IP_D) },
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{ RTE_ETH_RSS_NONFRAG_IPV4_SCTP | RTE_ETH_RSS_L4_SRC_ONLY,
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HNS3_RSS_IP_L4_TUPLE,
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BIT_ULL(HNS3_RSS_FIELD_IPV4_SCTP_EN_SCTP_S) },
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{ RTE_ETH_RSS_NONFRAG_IPV4_SCTP | RTE_ETH_RSS_L4_DST_ONLY,
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HNS3_RSS_IP_L4_TUPLE,
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BIT_ULL(HNS3_RSS_FIELD_IPV4_SCTP_EN_SCTP_D) },
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{ RTE_ETH_RSS_NONFRAG_IPV4_SCTP,
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HNS3_RSS_IP_L4_TUPLE,
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BIT_ULL(HNS3_RSS_FIELD_IPV4_SCTP_EN_IP_S) |
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BIT_ULL(HNS3_RSS_FIELD_IPV4_SCTP_EN_IP_D) |
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BIT_ULL(HNS3_RSS_FIELD_IPV4_SCTP_EN_SCTP_S) |
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BIT_ULL(HNS3_RSS_FIELD_IPV4_SCTP_EN_SCTP_D) |
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BIT_ULL(HNS3_RSS_FIELD_IPV4_SCTP_EN_SCTP_VER) },
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/* IPV6-FRAG */
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{ RTE_ETH_RSS_FRAG_IPV6 | RTE_ETH_RSS_L3_SRC_ONLY,
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HNS3_RSS_IP_TUPLE,
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BIT_ULL(HNS3_RSS_FIELD_IPV6_FRAG_IP_S) },
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{ RTE_ETH_RSS_FRAG_IPV6 | RTE_ETH_RSS_L3_DST_ONLY,
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HNS3_RSS_IP_TUPLE,
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BIT_ULL(HNS3_RSS_FIELD_IPV6_FRAG_IP_D) },
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{ RTE_ETH_RSS_FRAG_IPV6,
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HNS3_RSS_IP_TUPLE,
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BIT_ULL(HNS3_RSS_FIELD_IPV6_FRAG_IP_S) |
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BIT_ULL(HNS3_RSS_FIELD_IPV6_FRAG_IP_D) },
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/* IPV6 */
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{ RTE_ETH_RSS_IPV6 | RTE_ETH_RSS_L3_SRC_ONLY,
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HNS3_RSS_IP_TUPLE,
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BIT_ULL(HNS3_RSS_FIELD_IPV6_NONFRAG_IP_S) },
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{ RTE_ETH_RSS_IPV6 | RTE_ETH_RSS_L3_DST_ONLY,
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HNS3_RSS_IP_TUPLE,
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BIT_ULL(HNS3_RSS_FIELD_IPV6_NONFRAG_IP_D) },
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{ RTE_ETH_RSS_IPV6,
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HNS3_RSS_IP_TUPLE,
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BIT_ULL(HNS3_RSS_FIELD_IPV6_NONFRAG_IP_S) |
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BIT_ULL(HNS3_RSS_FIELD_IPV6_NONFRAG_IP_D) },
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/* IPV6-OTHER */
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{ RTE_ETH_RSS_NONFRAG_IPV6_OTHER | RTE_ETH_RSS_L3_SRC_ONLY,
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HNS3_RSS_IP_TUPLE,
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BIT_ULL(HNS3_RSS_FIELD_IPV6_NONFRAG_IP_S) },
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{ RTE_ETH_RSS_NONFRAG_IPV6_OTHER | RTE_ETH_RSS_L3_DST_ONLY,
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HNS3_RSS_IP_TUPLE,
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BIT_ULL(HNS3_RSS_FIELD_IPV6_NONFRAG_IP_D) },
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{ RTE_ETH_RSS_NONFRAG_IPV6_OTHER,
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HNS3_RSS_IP_TUPLE,
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BIT_ULL(HNS3_RSS_FIELD_IPV6_NONFRAG_IP_S) |
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BIT_ULL(HNS3_RSS_FIELD_IPV6_NONFRAG_IP_D) },
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/* IPV6-TCP */
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{ RTE_ETH_RSS_NONFRAG_IPV6_TCP | RTE_ETH_RSS_L3_SRC_ONLY,
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HNS3_RSS_IP_L4_TUPLE,
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BIT_ULL(HNS3_RSS_FIELD_IPV6_TCP_EN_IP_S) },
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{ RTE_ETH_RSS_NONFRAG_IPV6_TCP | RTE_ETH_RSS_L3_DST_ONLY,
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HNS3_RSS_IP_L4_TUPLE,
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BIT_ULL(HNS3_RSS_FIELD_IPV6_TCP_EN_IP_D) },
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{ RTE_ETH_RSS_NONFRAG_IPV6_TCP | RTE_ETH_RSS_L4_SRC_ONLY,
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HNS3_RSS_IP_L4_TUPLE,
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BIT_ULL(HNS3_RSS_FIELD_IPV6_TCP_EN_TCP_S) },
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{ RTE_ETH_RSS_NONFRAG_IPV6_TCP | RTE_ETH_RSS_L4_DST_ONLY,
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HNS3_RSS_IP_L4_TUPLE,
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BIT_ULL(HNS3_RSS_FIELD_IPV6_TCP_EN_TCP_D) },
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{ RTE_ETH_RSS_NONFRAG_IPV6_TCP,
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HNS3_RSS_IP_L4_TUPLE,
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BIT_ULL(HNS3_RSS_FIELD_IPV6_TCP_EN_IP_S) |
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BIT_ULL(HNS3_RSS_FIELD_IPV6_TCP_EN_IP_D) |
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BIT_ULL(HNS3_RSS_FIELD_IPV6_TCP_EN_TCP_S) |
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BIT_ULL(HNS3_RSS_FIELD_IPV6_TCP_EN_TCP_D) },
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/* IPV6-UDP */
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{ RTE_ETH_RSS_NONFRAG_IPV6_UDP | RTE_ETH_RSS_L3_SRC_ONLY,
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HNS3_RSS_IP_L4_TUPLE,
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BIT_ULL(HNS3_RSS_FIELD_IPV6_UDP_EN_IP_S) },
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{ RTE_ETH_RSS_NONFRAG_IPV6_UDP | RTE_ETH_RSS_L3_DST_ONLY,
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HNS3_RSS_IP_L4_TUPLE,
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BIT_ULL(HNS3_RSS_FIELD_IPV6_UDP_EN_IP_D) },
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{ RTE_ETH_RSS_NONFRAG_IPV6_UDP | RTE_ETH_RSS_L4_SRC_ONLY,
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HNS3_RSS_IP_L4_TUPLE,
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BIT_ULL(HNS3_RSS_FIELD_IPV6_UDP_EN_UDP_S) },
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{ RTE_ETH_RSS_NONFRAG_IPV6_UDP | RTE_ETH_RSS_L4_DST_ONLY,
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HNS3_RSS_IP_L4_TUPLE,
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BIT_ULL(HNS3_RSS_FIELD_IPV6_UDP_EN_UDP_D) },
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{ RTE_ETH_RSS_NONFRAG_IPV6_UDP,
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HNS3_RSS_IP_L4_TUPLE,
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BIT_ULL(HNS3_RSS_FIELD_IPV6_UDP_EN_IP_S) |
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BIT_ULL(HNS3_RSS_FIELD_IPV6_UDP_EN_IP_D) |
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BIT_ULL(HNS3_RSS_FIELD_IPV6_UDP_EN_UDP_S) |
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BIT_ULL(HNS3_RSS_FIELD_IPV6_UDP_EN_UDP_D) },
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/* IPV6-SCTP */
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{ RTE_ETH_RSS_NONFRAG_IPV6_SCTP | RTE_ETH_RSS_L3_SRC_ONLY,
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HNS3_RSS_IP_L4_TUPLE,
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BIT_ULL(HNS3_RSS_FIELD_IPV6_SCTP_EN_IP_S) },
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{ RTE_ETH_RSS_NONFRAG_IPV6_SCTP | RTE_ETH_RSS_L3_DST_ONLY,
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HNS3_RSS_IP_L4_TUPLE,
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BIT_ULL(HNS3_RSS_FIELD_IPV6_SCTP_EN_IP_D) },
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{ RTE_ETH_RSS_NONFRAG_IPV6_SCTP | RTE_ETH_RSS_L4_SRC_ONLY,
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HNS3_RSS_IP_L4_TUPLE,
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BIT_ULL(HNS3_RSS_FIELD_IPV6_SCTP_EN_SCTP_S) },
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{ RTE_ETH_RSS_NONFRAG_IPV6_SCTP | RTE_ETH_RSS_L4_DST_ONLY,
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HNS3_RSS_IP_L4_TUPLE,
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BIT_ULL(HNS3_RSS_FIELD_IPV6_SCTP_EN_SCTP_D) },
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{ RTE_ETH_RSS_NONFRAG_IPV6_SCTP,
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HNS3_RSS_IP_L4_TUPLE,
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BIT_ULL(HNS3_RSS_FIELD_IPV6_SCTP_EN_IP_S) |
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BIT_ULL(HNS3_RSS_FIELD_IPV6_SCTP_EN_IP_D) |
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BIT_ULL(HNS3_RSS_FIELD_IPV6_SCTP_EN_SCTP_D) |
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BIT_ULL(HNS3_RSS_FIELD_IPV6_SCTP_EN_SCTP_S) |
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BIT_ULL(HNS3_RSS_FIELD_IPV6_SCTP_EN_SCTP_VER) },
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};
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/*
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* rss_generic_config command function, opcode:0x0D01.
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* Used to set algorithm, key_offset and hash key of rss.
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*/
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int
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hns3_rss_set_algo_key(struct hns3_hw *hw, const uint8_t *key)
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{
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#define HNS3_KEY_OFFSET_MAX 3
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#define HNS3_SET_HASH_KEY_BYTE_FOUR 2
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struct hns3_rss_generic_config_cmd *req;
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struct hns3_cmd_desc desc;
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uint32_t key_offset, key_size;
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const uint8_t *key_cur;
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uint8_t cur_offset;
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int ret;
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req = (struct hns3_rss_generic_config_cmd *)desc.data;
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/*
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* key_offset=0, hash key byte0~15 is set to hardware.
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* key_offset=1, hash key byte16~31 is set to hardware.
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* key_offset=2, hash key byte32~39 is set to hardware.
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*/
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for (key_offset = 0; key_offset < HNS3_KEY_OFFSET_MAX; key_offset++) {
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hns3_cmd_setup_basic_desc(&desc, HNS3_OPC_RSS_GENERIC_CONFIG,
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false);
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req->hash_config |=
|
|
(hw->rss_info.hash_algo & HNS3_RSS_HASH_ALGO_MASK);
|
|
req->hash_config |= (key_offset << HNS3_RSS_HASH_KEY_OFFSET_B);
|
|
|
|
if (key_offset == HNS3_SET_HASH_KEY_BYTE_FOUR)
|
|
key_size = HNS3_RSS_KEY_SIZE - HNS3_RSS_HASH_KEY_NUM *
|
|
HNS3_SET_HASH_KEY_BYTE_FOUR;
|
|
else
|
|
key_size = HNS3_RSS_HASH_KEY_NUM;
|
|
|
|
cur_offset = key_offset * HNS3_RSS_HASH_KEY_NUM;
|
|
key_cur = key + cur_offset;
|
|
memcpy(req->hash_key, key_cur, key_size);
|
|
|
|
ret = hns3_cmd_send(hw, &desc, 1);
|
|
if (ret) {
|
|
hns3_err(hw, "Configure RSS algo key failed %d", ret);
|
|
return ret;
|
|
}
|
|
}
|
|
/* Update the shadow RSS key with user specified */
|
|
memcpy(hw->rss_info.key, key, HNS3_RSS_KEY_SIZE);
|
|
return 0;
|
|
}
|
|
|
|
/*
|
|
* rss_indirection_table command function, opcode:0x0D07.
|
|
* Used to configure the indirection table of rss.
|
|
*/
|
|
int
|
|
hns3_set_rss_indir_table(struct hns3_hw *hw, uint16_t *indir, uint16_t size)
|
|
{
|
|
struct hns3_rss_indirection_table_cmd *req;
|
|
struct hns3_cmd_desc desc;
|
|
uint8_t qid_msb_off;
|
|
uint8_t qid_msb_val;
|
|
uint16_t q_id;
|
|
uint16_t i, j;
|
|
int ret;
|
|
|
|
req = (struct hns3_rss_indirection_table_cmd *)desc.data;
|
|
|
|
for (i = 0; i < size / HNS3_RSS_CFG_TBL_SIZE; i++) {
|
|
hns3_cmd_setup_basic_desc(&desc, HNS3_OPC_RSS_INDIR_TABLE,
|
|
false);
|
|
req->start_table_index =
|
|
rte_cpu_to_le_16(i * HNS3_RSS_CFG_TBL_SIZE);
|
|
req->rss_set_bitmap = rte_cpu_to_le_16(HNS3_RSS_SET_BITMAP_MSK);
|
|
for (j = 0; j < HNS3_RSS_CFG_TBL_SIZE; j++) {
|
|
q_id = indir[i * HNS3_RSS_CFG_TBL_SIZE + j];
|
|
req->rss_result_l[j] = q_id & 0xff;
|
|
|
|
qid_msb_off =
|
|
j * HNS3_RSS_CFG_TBL_BW_H / HNS3_BITS_PER_BYTE;
|
|
qid_msb_val = (q_id >> HNS3_RSS_CFG_TBL_BW_L & 0x1)
|
|
<< (j * HNS3_RSS_CFG_TBL_BW_H %
|
|
HNS3_BITS_PER_BYTE);
|
|
req->rss_result_h[qid_msb_off] |= qid_msb_val;
|
|
}
|
|
|
|
ret = hns3_cmd_send(hw, &desc, 1);
|
|
if (ret) {
|
|
hns3_err(hw,
|
|
"Sets RSS indirection table failed %d size %u",
|
|
ret, size);
|
|
return ret;
|
|
}
|
|
}
|
|
|
|
/* Update redirection table of hw */
|
|
memcpy(hw->rss_info.rss_indirection_tbl, indir,
|
|
sizeof(uint16_t) * size);
|
|
|
|
return 0;
|
|
}
|
|
|
|
int
|
|
hns3_rss_reset_indir_table(struct hns3_hw *hw)
|
|
{
|
|
uint16_t *lut;
|
|
int ret;
|
|
|
|
lut = rte_zmalloc("hns3_rss_lut",
|
|
hw->rss_ind_tbl_size * sizeof(uint16_t), 0);
|
|
if (lut == NULL) {
|
|
hns3_err(hw, "No hns3_rss_lut memory can be allocated");
|
|
return -ENOMEM;
|
|
}
|
|
|
|
ret = hns3_set_rss_indir_table(hw, lut, hw->rss_ind_tbl_size);
|
|
if (ret)
|
|
hns3_err(hw, "RSS uninit indir table failed: %d", ret);
|
|
rte_free(lut);
|
|
|
|
return ret;
|
|
}
|
|
|
|
static void
|
|
hns3_rss_check_l3l4_types(struct hns3_hw *hw, uint64_t rss_hf)
|
|
{
|
|
uint64_t ip_mask = RTE_ETH_RSS_IPV4 | RTE_ETH_RSS_FRAG_IPV4 |
|
|
RTE_ETH_RSS_NONFRAG_IPV4_OTHER |
|
|
RTE_ETH_RSS_IPV6 | RTE_ETH_RSS_FRAG_IPV6 |
|
|
RTE_ETH_RSS_NONFRAG_IPV6_OTHER;
|
|
uint64_t l4_mask = RTE_ETH_RSS_NONFRAG_IPV4_TCP |
|
|
RTE_ETH_RSS_NONFRAG_IPV4_UDP |
|
|
RTE_ETH_RSS_NONFRAG_IPV4_SCTP |
|
|
RTE_ETH_RSS_NONFRAG_IPV6_TCP |
|
|
RTE_ETH_RSS_NONFRAG_IPV6_UDP |
|
|
RTE_ETH_RSS_NONFRAG_IPV6_SCTP;
|
|
uint64_t l3_src_dst_mask = RTE_ETH_RSS_L3_SRC_ONLY |
|
|
RTE_ETH_RSS_L3_DST_ONLY;
|
|
uint64_t l4_src_dst_mask = RTE_ETH_RSS_L4_SRC_ONLY |
|
|
RTE_ETH_RSS_L4_DST_ONLY;
|
|
|
|
if (rss_hf & l3_src_dst_mask &&
|
|
!(rss_hf & ip_mask || rss_hf & l4_mask))
|
|
hns3_warn(hw, "packet type isn't specified, L3_SRC/DST_ONLY is ignored.");
|
|
|
|
if (rss_hf & l4_src_dst_mask && !(rss_hf & l4_mask))
|
|
hns3_warn(hw, "packet type isn't specified, L4_SRC/DST_ONLY is ignored.");
|
|
}
|
|
|
|
static uint64_t
|
|
hns3_rss_calc_tuple_filed(struct hns3_hw *hw, uint64_t rss_hf)
|
|
{
|
|
uint64_t l3_only_mask = RTE_ETH_RSS_L3_SRC_ONLY |
|
|
RTE_ETH_RSS_L3_DST_ONLY;
|
|
uint64_t l4_only_mask = RTE_ETH_RSS_L4_SRC_ONLY |
|
|
RTE_ETH_RSS_L4_DST_ONLY;
|
|
uint64_t l3_l4_only_mask = l3_only_mask | l4_only_mask;
|
|
bool has_l3_l4_only = !!(rss_hf & l3_l4_only_mask);
|
|
bool has_l3_only = !!(rss_hf & l3_only_mask);
|
|
uint64_t tuple = 0;
|
|
uint32_t i;
|
|
|
|
for (i = 0; i < RTE_DIM(hns3_set_tuple_table); i++) {
|
|
if ((rss_hf & hns3_set_tuple_table[i].rss_types) !=
|
|
hns3_set_tuple_table[i].rss_types)
|
|
continue;
|
|
|
|
if (hns3_set_tuple_table[i].tuple_type == HNS3_RSS_IP_TUPLE) {
|
|
if (hns3_set_tuple_table[i].rss_types & l3_only_mask ||
|
|
!has_l3_only)
|
|
tuple |= hns3_set_tuple_table[i].rss_field;
|
|
continue;
|
|
}
|
|
|
|
/* For IP types with L4, we need check both L3 and L4 */
|
|
if (hns3_set_tuple_table[i].rss_types & l3_l4_only_mask ||
|
|
!has_l3_l4_only)
|
|
tuple |= hns3_set_tuple_table[i].rss_field;
|
|
}
|
|
hns3_rss_check_l3l4_types(hw, rss_hf);
|
|
|
|
return tuple;
|
|
}
|
|
|
|
int
|
|
hns3_set_rss_tuple_by_rss_hf(struct hns3_hw *hw, uint64_t rss_hf)
|
|
{
|
|
struct hns3_rss_input_tuple_cmd *req;
|
|
struct hns3_cmd_desc desc;
|
|
uint64_t tuple_field;
|
|
int ret;
|
|
|
|
hns3_cmd_setup_basic_desc(&desc, HNS3_OPC_RSS_INPUT_TUPLE, false);
|
|
req = (struct hns3_rss_input_tuple_cmd *)desc.data;
|
|
|
|
tuple_field = hns3_rss_calc_tuple_filed(hw, rss_hf);
|
|
req->tuple_field = rte_cpu_to_le_64(tuple_field);
|
|
ret = hns3_cmd_send(hw, &desc, 1);
|
|
if (ret) {
|
|
hns3_err(hw, "Update RSS flow types tuples failed %d", ret);
|
|
return ret;
|
|
}
|
|
|
|
/* Update supported flow types when set tuple success */
|
|
hw->rss_info.conf.types = rss_hf;
|
|
|
|
return 0;
|
|
}
|
|
|
|
/*
|
|
* Configure RSS hash protocols and hash key.
|
|
* @param dev
|
|
* Pointer to Ethernet device.
|
|
* @praram rss_conf
|
|
* The configuration select of rss key size and tuple flow_types.
|
|
* @return
|
|
* 0 on success, a negative errno value otherwise is set.
|
|
*/
|
|
int
|
|
hns3_dev_rss_hash_update(struct rte_eth_dev *dev,
|
|
struct rte_eth_rss_conf *rss_conf)
|
|
{
|
|
struct hns3_hw *hw = HNS3_DEV_PRIVATE_TO_HW(dev->data->dev_private);
|
|
uint64_t rss_hf_bk = hw->rss_info.conf.types;
|
|
uint8_t key_len = rss_conf->rss_key_len;
|
|
uint64_t rss_hf = rss_conf->rss_hf;
|
|
uint8_t *key = rss_conf->rss_key;
|
|
int ret;
|
|
|
|
if (key && key_len != HNS3_RSS_KEY_SIZE) {
|
|
hns3_err(hw, "the hash key len(%u) is invalid, must be %u",
|
|
key_len, HNS3_RSS_KEY_SIZE);
|
|
return -EINVAL;
|
|
}
|
|
|
|
rte_spinlock_lock(&hw->lock);
|
|
ret = hns3_set_rss_tuple_by_rss_hf(hw, rss_hf);
|
|
if (ret)
|
|
goto set_tuple_fail;
|
|
|
|
if (key) {
|
|
ret = hns3_rss_set_algo_key(hw, key);
|
|
if (ret)
|
|
goto set_algo_key_fail;
|
|
}
|
|
rte_spinlock_unlock(&hw->lock);
|
|
|
|
return 0;
|
|
|
|
set_algo_key_fail:
|
|
(void)hns3_set_rss_tuple_by_rss_hf(hw, rss_hf_bk);
|
|
set_tuple_fail:
|
|
rte_spinlock_unlock(&hw->lock);
|
|
return ret;
|
|
}
|
|
|
|
/*
|
|
* Get rss key and rss_hf types set of RSS hash configuration.
|
|
* @param dev
|
|
* Pointer to Ethernet device.
|
|
* @praram rss_conf
|
|
* The buffer to get rss key size and tuple types.
|
|
* @return
|
|
* 0 on success.
|
|
*/
|
|
int
|
|
hns3_dev_rss_hash_conf_get(struct rte_eth_dev *dev,
|
|
struct rte_eth_rss_conf *rss_conf)
|
|
{
|
|
struct hns3_adapter *hns = dev->data->dev_private;
|
|
struct hns3_hw *hw = &hns->hw;
|
|
struct hns3_rss_conf *rss_cfg = &hw->rss_info;
|
|
|
|
rte_spinlock_lock(&hw->lock);
|
|
rss_conf->rss_hf = rss_cfg->conf.types;
|
|
|
|
/* Get the RSS Key required by the user */
|
|
if (rss_conf->rss_key && rss_conf->rss_key_len >= HNS3_RSS_KEY_SIZE) {
|
|
memcpy(rss_conf->rss_key, rss_cfg->key, HNS3_RSS_KEY_SIZE);
|
|
rss_conf->rss_key_len = HNS3_RSS_KEY_SIZE;
|
|
}
|
|
rte_spinlock_unlock(&hw->lock);
|
|
|
|
return 0;
|
|
}
|
|
|
|
/*
|
|
* Update rss redirection table of RSS.
|
|
* @param dev
|
|
* Pointer to Ethernet device.
|
|
* @praram reta_conf
|
|
* Pointer to the configuration select of mask and redirection tables.
|
|
* @param reta_size
|
|
* Redirection table size.
|
|
* @return
|
|
* 0 on success, a negative errno value otherwise is set.
|
|
*/
|
|
int
|
|
hns3_dev_rss_reta_update(struct rte_eth_dev *dev,
|
|
struct rte_eth_rss_reta_entry64 *reta_conf,
|
|
uint16_t reta_size)
|
|
{
|
|
struct hns3_adapter *hns = dev->data->dev_private;
|
|
struct hns3_hw *hw = &hns->hw;
|
|
struct hns3_rss_conf *rss_cfg = &hw->rss_info;
|
|
uint16_t indirection_tbl[HNS3_RSS_IND_TBL_SIZE_MAX];
|
|
uint16_t idx, shift;
|
|
uint16_t i;
|
|
int ret;
|
|
|
|
if (reta_size != hw->rss_ind_tbl_size) {
|
|
hns3_err(hw, "The size of hash lookup table configured (%u)"
|
|
"doesn't match the number hardware can supported"
|
|
"(%u)", reta_size, hw->rss_ind_tbl_size);
|
|
return -EINVAL;
|
|
}
|
|
rte_spinlock_lock(&hw->lock);
|
|
memcpy(indirection_tbl, rss_cfg->rss_indirection_tbl,
|
|
sizeof(rss_cfg->rss_indirection_tbl));
|
|
for (i = 0; i < reta_size; i++) {
|
|
idx = i / RTE_ETH_RETA_GROUP_SIZE;
|
|
shift = i % RTE_ETH_RETA_GROUP_SIZE;
|
|
if (reta_conf[idx].reta[shift] >= hw->alloc_rss_size) {
|
|
rte_spinlock_unlock(&hw->lock);
|
|
hns3_err(hw, "queue id(%u) set to redirection table "
|
|
"exceeds queue number(%u) allocated to a TC",
|
|
reta_conf[idx].reta[shift],
|
|
hw->alloc_rss_size);
|
|
return -EINVAL;
|
|
}
|
|
|
|
if (reta_conf[idx].mask & (1ULL << shift))
|
|
indirection_tbl[i] = reta_conf[idx].reta[shift];
|
|
}
|
|
|
|
ret = hns3_set_rss_indir_table(hw, indirection_tbl,
|
|
hw->rss_ind_tbl_size);
|
|
|
|
rte_spinlock_unlock(&hw->lock);
|
|
return ret;
|
|
}
|
|
|
|
/*
|
|
* Get rss redirection table of RSS hash configuration.
|
|
* @param dev
|
|
* Pointer to Ethernet device.
|
|
* @praram reta_conf
|
|
* Pointer to the configuration select of mask and redirection tables.
|
|
* @param reta_size
|
|
* Redirection table size.
|
|
* @return
|
|
* 0 on success, a negative errno value otherwise is set.
|
|
*/
|
|
int
|
|
hns3_dev_rss_reta_query(struct rte_eth_dev *dev,
|
|
struct rte_eth_rss_reta_entry64 *reta_conf,
|
|
uint16_t reta_size)
|
|
{
|
|
struct hns3_adapter *hns = dev->data->dev_private;
|
|
struct hns3_hw *hw = &hns->hw;
|
|
struct hns3_rss_conf *rss_cfg = &hw->rss_info;
|
|
uint16_t idx, shift;
|
|
uint16_t i;
|
|
|
|
if (reta_size != hw->rss_ind_tbl_size) {
|
|
hns3_err(hw, "The size of hash lookup table configured (%u)"
|
|
" doesn't match the number hardware can supported"
|
|
"(%u)", reta_size, hw->rss_ind_tbl_size);
|
|
return -EINVAL;
|
|
}
|
|
rte_spinlock_lock(&hw->lock);
|
|
for (i = 0; i < reta_size; i++) {
|
|
idx = i / RTE_ETH_RETA_GROUP_SIZE;
|
|
shift = i % RTE_ETH_RETA_GROUP_SIZE;
|
|
if (reta_conf[idx].mask & (1ULL << shift))
|
|
reta_conf[idx].reta[shift] =
|
|
rss_cfg->rss_indirection_tbl[i];
|
|
}
|
|
rte_spinlock_unlock(&hw->lock);
|
|
return 0;
|
|
}
|
|
|
|
static void
|
|
hns3_set_rss_tc_mode_entry(struct hns3_hw *hw, uint8_t *tc_valid,
|
|
uint16_t *tc_size, uint16_t *tc_offset,
|
|
uint8_t tc_num)
|
|
{
|
|
struct hns3_adapter *hns = HNS3_DEV_HW_TO_ADAPTER(hw);
|
|
uint16_t rss_size = hw->alloc_rss_size;
|
|
uint16_t roundup_size;
|
|
uint16_t i;
|
|
|
|
roundup_size = roundup_pow_of_two(rss_size);
|
|
roundup_size = ilog2(roundup_size);
|
|
|
|
for (i = 0; i < tc_num; i++) {
|
|
if (hns->is_vf) {
|
|
/*
|
|
* For packets with VLAN priorities destined for the VF,
|
|
* hardware still assign Rx queue based on the Up-to-TC
|
|
* mapping PF configured. But VF has only one TC. If
|
|
* other TC don't enable, it causes that the priority
|
|
* packets that aren't destined for TC0 aren't received
|
|
* by RSS hash but is destined for queue 0. So driver
|
|
* has to enable the unused TC by using TC0 queue
|
|
* mapping configuration.
|
|
*/
|
|
tc_valid[i] = (hw->hw_tc_map & BIT(i)) ?
|
|
!!(hw->hw_tc_map & BIT(i)) : 1;
|
|
tc_size[i] = roundup_size;
|
|
tc_offset[i] = (hw->hw_tc_map & BIT(i)) ?
|
|
rss_size * i : 0;
|
|
} else {
|
|
tc_valid[i] = !!(hw->hw_tc_map & BIT(i));
|
|
tc_size[i] = tc_valid[i] ? roundup_size : 0;
|
|
tc_offset[i] = tc_valid[i] ? rss_size * i : 0;
|
|
}
|
|
}
|
|
}
|
|
|
|
static int
|
|
hns3_set_rss_tc_mode(struct hns3_hw *hw)
|
|
{
|
|
struct hns3_rss_tc_mode_cmd *req;
|
|
uint16_t tc_offset[HNS3_MAX_TC_NUM];
|
|
uint8_t tc_valid[HNS3_MAX_TC_NUM];
|
|
uint16_t tc_size[HNS3_MAX_TC_NUM];
|
|
struct hns3_cmd_desc desc;
|
|
uint16_t i;
|
|
int ret;
|
|
|
|
hns3_set_rss_tc_mode_entry(hw, tc_valid, tc_size,
|
|
tc_offset, HNS3_MAX_TC_NUM);
|
|
|
|
req = (struct hns3_rss_tc_mode_cmd *)desc.data;
|
|
hns3_cmd_setup_basic_desc(&desc, HNS3_OPC_RSS_TC_MODE, false);
|
|
for (i = 0; i < HNS3_MAX_TC_NUM; i++) {
|
|
uint16_t mode = 0;
|
|
|
|
hns3_set_bit(mode, HNS3_RSS_TC_VALID_B, (tc_valid[i] & 0x1));
|
|
hns3_set_field(mode, HNS3_RSS_TC_SIZE_M, HNS3_RSS_TC_SIZE_S,
|
|
tc_size[i]);
|
|
if (tc_size[i] >> HNS3_RSS_TC_SIZE_MSB_OFFSET > 0)
|
|
hns3_set_bit(mode, HNS3_RSS_TC_SIZE_MSB_S, 1);
|
|
hns3_set_field(mode, HNS3_RSS_TC_OFFSET_M, HNS3_RSS_TC_OFFSET_S,
|
|
tc_offset[i]);
|
|
|
|
req->rss_tc_mode[i] = rte_cpu_to_le_16(mode);
|
|
}
|
|
ret = hns3_cmd_send(hw, &desc, 1);
|
|
if (ret)
|
|
hns3_err(hw, "Sets rss tc mode failed %d", ret);
|
|
|
|
return ret;
|
|
}
|
|
|
|
static void
|
|
hns3_rss_tuple_uninit(struct hns3_hw *hw)
|
|
{
|
|
struct hns3_cmd_desc desc;
|
|
int ret;
|
|
|
|
hns3_cmd_setup_basic_desc(&desc, HNS3_OPC_RSS_INPUT_TUPLE, false);
|
|
|
|
ret = hns3_cmd_send(hw, &desc, 1);
|
|
if (ret) {
|
|
hns3_err(hw, "RSS uninit tuple failed %d", ret);
|
|
return;
|
|
}
|
|
}
|
|
|
|
/*
|
|
* Set the default rss configuration in the init of driver.
|
|
*/
|
|
void
|
|
hns3_rss_set_default_args(struct hns3_hw *hw)
|
|
{
|
|
struct hns3_rss_conf *rss_cfg = &hw->rss_info;
|
|
uint16_t queue_num = hw->alloc_rss_size;
|
|
uint16_t i;
|
|
|
|
/* Default hash algorithm */
|
|
rss_cfg->conf.func = RTE_ETH_HASH_FUNCTION_TOEPLITZ;
|
|
|
|
/* Default RSS key */
|
|
memcpy(rss_cfg->key, hns3_hash_key, HNS3_RSS_KEY_SIZE);
|
|
|
|
/* Initialize RSS indirection table */
|
|
for (i = 0; i < hw->rss_ind_tbl_size; i++)
|
|
rss_cfg->rss_indirection_tbl[i] = i % queue_num;
|
|
}
|
|
|
|
/*
|
|
* RSS initialization for hns3 PMD.
|
|
*/
|
|
int
|
|
hns3_config_rss(struct hns3_adapter *hns)
|
|
{
|
|
struct hns3_hw *hw = &hns->hw;
|
|
struct hns3_rss_conf *rss_cfg = &hw->rss_info;
|
|
uint8_t *hash_key = rss_cfg->key;
|
|
uint64_t rss_hf;
|
|
int ret;
|
|
|
|
enum rte_eth_rx_mq_mode mq_mode = hw->data->dev_conf.rxmode.mq_mode;
|
|
|
|
switch (hw->rss_info.conf.func) {
|
|
case RTE_ETH_HASH_FUNCTION_SIMPLE_XOR:
|
|
hw->rss_info.hash_algo = HNS3_RSS_HASH_ALGO_SIMPLE;
|
|
break;
|
|
case RTE_ETH_HASH_FUNCTION_SYMMETRIC_TOEPLITZ:
|
|
hw->rss_info.hash_algo = HNS3_RSS_HASH_ALGO_SYMMETRIC_TOEP;
|
|
break;
|
|
default:
|
|
hw->rss_info.hash_algo = HNS3_RSS_HASH_ALGO_TOEPLITZ;
|
|
break;
|
|
}
|
|
|
|
/* Configure RSS hash algorithm and hash key offset */
|
|
ret = hns3_rss_set_algo_key(hw, hash_key);
|
|
if (ret)
|
|
return ret;
|
|
|
|
ret = hns3_set_rss_indir_table(hw, rss_cfg->rss_indirection_tbl,
|
|
hw->rss_ind_tbl_size);
|
|
if (ret)
|
|
return ret;
|
|
|
|
ret = hns3_set_rss_tc_mode(hw);
|
|
if (ret)
|
|
return ret;
|
|
|
|
/*
|
|
* When muli-queue RSS mode flag is not set or unsupported tuples are
|
|
* set, disable all tuples.
|
|
*/
|
|
rss_hf = hw->rss_info.conf.types;
|
|
if (!((uint32_t)mq_mode & RTE_ETH_MQ_RX_RSS_FLAG) ||
|
|
!(rss_hf & HNS3_ETH_RSS_SUPPORT))
|
|
rss_hf = 0;
|
|
|
|
return hns3_set_rss_tuple_by_rss_hf(hw, rss_hf);
|
|
}
|
|
|
|
/*
|
|
* RSS uninitialization for hns3 PMD.
|
|
*/
|
|
void
|
|
hns3_rss_uninit(struct hns3_adapter *hns)
|
|
{
|
|
struct hns3_hw *hw = &hns->hw;
|
|
int ret;
|
|
|
|
hns3_rss_tuple_uninit(hw);
|
|
ret = hns3_rss_reset_indir_table(hw);
|
|
if (ret != 0)
|
|
return;
|
|
|
|
/* Disable RSS */
|
|
hw->rss_info.conf.types = 0;
|
|
}
|