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dpdk/0242-net-hns3-use-hardware-config-to-report-hash-types.patch
chenjiji09 dc9da0240d Fix some RSS bugs and reimplement hash flow function for hns3. 
1. fix some RSS bugs and optimize RSS codes for hns3
2. reimplement hash flow function for hns3 to satisfy the mainstream usage of rte flow hash in the community

(cherry picked from commit 651fc55df087a9855b899eea5e5fda45a1316893)
2023-03-27 11:47:02 +08:00

491 lines
17 KiB
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From b36d99962a7ef0c2ae408e4edbabb95f00554d58 Mon Sep 17 00:00:00 2001
From: Huisong Li <lihuisong@huawei.com>
Date: Fri, 10 Mar 2023 17:35:06 +0800
Subject: net/hns3: use hardware config to report hash types
[ upstream commit 406b25c7ffd2d84b1e09665872f69755c75e7d89 ]
Use the configuration in hardware to report hash types instead
of data maintained in software.
Fixes: c37ca66f2b27 ("net/hns3: support RSS")
Cc: stable@dpdk.org
Signed-off-by: Huisong Li <lihuisong@huawei.com>
Signed-off-by: Dongdong Liu <liudongdong3@huawei.com>
---
drivers/net/hns3/hns3_rss.c | 260 ++++++++++++++++++++++++++++--------
drivers/net/hns3/hns3_rss.h | 1 +
2 files changed, 208 insertions(+), 53 deletions(-)
diff --git a/drivers/net/hns3/hns3_rss.c b/drivers/net/hns3/hns3_rss.c
index a8ea5150ab..9addc00a67 100644
--- a/drivers/net/hns3/hns3_rss.c
+++ b/drivers/net/hns3/hns3_rss.c
@@ -70,6 +70,17 @@ enum hns3_tuple_field {
HNS3_RSS_FIELD_IPV6_FRAG_IP_S
};
+#define HNS3_RSS_TUPLE_IPV4_TCP_M GENMASK(3, 0)
+#define HNS3_RSS_TUPLE_IPV4_UDP_M GENMASK(11, 8)
+#define HNS3_RSS_TUPLE_IPV4_SCTP_M GENMASK(20, 16)
+#define HNS3_RSS_TUPLE_IPV4_NONF_M GENMASK(25, 24)
+#define HNS3_RSS_TUPLE_IPV4_FLAG_M GENMASK(27, 26)
+#define HNS3_RSS_TUPLE_IPV6_TCP_M GENMASK(35, 32)
+#define HNS3_RSS_TUPLE_IPV6_UDP_M GENMASK(43, 40)
+#define HNS3_RSS_TUPLE_IPV6_SCTP_M GENMASK(52, 48)
+#define HNS3_RSS_TUPLE_IPV6_NONF_M GENMASK(57, 56)
+#define HNS3_RSS_TUPLE_IPV6_FLAG_M GENMASK(59, 58)
+
enum hns3_rss_tuple_type {
HNS3_RSS_IP_TUPLE,
HNS3_RSS_IP_L4_TUPLE,
@@ -79,200 +90,249 @@ static const struct {
uint64_t rss_types;
uint16_t tuple_type;
uint64_t rss_field;
+ uint64_t tuple_mask;
} hns3_set_tuple_table[] = {
/* IPV4-FRAG */
{ RTE_ETH_RSS_FRAG_IPV4 | RTE_ETH_RSS_L3_SRC_ONLY,
HNS3_RSS_IP_TUPLE,
- BIT_ULL(HNS3_RSS_FIELD_IPV4_EN_FRAG_IP_S) },
+ BIT_ULL(HNS3_RSS_FIELD_IPV4_EN_FRAG_IP_S),
+ HNS3_RSS_TUPLE_IPV4_FLAG_M },
{ RTE_ETH_RSS_FRAG_IPV4 | RTE_ETH_RSS_L3_DST_ONLY,
HNS3_RSS_IP_TUPLE,
- BIT_ULL(HNS3_RSS_FIELD_IPV4_EN_FRAG_IP_D) },
+ BIT_ULL(HNS3_RSS_FIELD_IPV4_EN_FRAG_IP_D),
+ HNS3_RSS_TUPLE_IPV4_FLAG_M },
{ RTE_ETH_RSS_FRAG_IPV4,
HNS3_RSS_IP_TUPLE,
BIT_ULL(HNS3_RSS_FIELD_IPV4_EN_FRAG_IP_S) |
- BIT_ULL(HNS3_RSS_FIELD_IPV4_EN_FRAG_IP_D) },
+ BIT_ULL(HNS3_RSS_FIELD_IPV4_EN_FRAG_IP_D),
+ HNS3_RSS_TUPLE_IPV4_FLAG_M },
/* IPV4 */
{ RTE_ETH_RSS_IPV4 | RTE_ETH_RSS_L3_SRC_ONLY,
HNS3_RSS_IP_TUPLE,
- BIT_ULL(HNS3_RSS_FIELD_IPV4_EN_NONFRAG_IP_S) },
+ BIT_ULL(HNS3_RSS_FIELD_IPV4_EN_NONFRAG_IP_S),
+ HNS3_RSS_TUPLE_IPV4_NONF_M },
{ RTE_ETH_RSS_IPV4 | RTE_ETH_RSS_L3_DST_ONLY,
HNS3_RSS_IP_TUPLE,
- BIT_ULL(HNS3_RSS_FIELD_IPV4_EN_NONFRAG_IP_D) },
+ BIT_ULL(HNS3_RSS_FIELD_IPV4_EN_NONFRAG_IP_D),
+ HNS3_RSS_TUPLE_IPV4_NONF_M },
{ RTE_ETH_RSS_IPV4,
HNS3_RSS_IP_TUPLE,
BIT_ULL(HNS3_RSS_FIELD_IPV4_EN_NONFRAG_IP_S) |
- BIT_ULL(HNS3_RSS_FIELD_IPV4_EN_NONFRAG_IP_D) },
+ BIT_ULL(HNS3_RSS_FIELD_IPV4_EN_NONFRAG_IP_D),
+ HNS3_RSS_TUPLE_IPV4_NONF_M },
/* IPV4-OTHER */
{ RTE_ETH_RSS_NONFRAG_IPV4_OTHER | RTE_ETH_RSS_L3_SRC_ONLY,
HNS3_RSS_IP_TUPLE,
- BIT_ULL(HNS3_RSS_FIELD_IPV4_EN_NONFRAG_IP_S) },
+ BIT_ULL(HNS3_RSS_FIELD_IPV4_EN_NONFRAG_IP_S),
+ HNS3_RSS_TUPLE_IPV4_NONF_M },
{ RTE_ETH_RSS_NONFRAG_IPV4_OTHER | RTE_ETH_RSS_L3_DST_ONLY,
HNS3_RSS_IP_TUPLE,
- BIT_ULL(HNS3_RSS_FIELD_IPV4_EN_NONFRAG_IP_D) },
+ BIT_ULL(HNS3_RSS_FIELD_IPV4_EN_NONFRAG_IP_D),
+ HNS3_RSS_TUPLE_IPV4_NONF_M },
{ RTE_ETH_RSS_NONFRAG_IPV4_OTHER,
HNS3_RSS_IP_TUPLE,
BIT_ULL(HNS3_RSS_FIELD_IPV4_EN_NONFRAG_IP_S) |
- BIT_ULL(HNS3_RSS_FIELD_IPV4_EN_NONFRAG_IP_D) },
+ BIT_ULL(HNS3_RSS_FIELD_IPV4_EN_NONFRAG_IP_D),
+ HNS3_RSS_TUPLE_IPV4_NONF_M },
/* IPV4-TCP */
{ RTE_ETH_RSS_NONFRAG_IPV4_TCP | RTE_ETH_RSS_L3_SRC_ONLY,
HNS3_RSS_IP_L4_TUPLE,
- BIT_ULL(HNS3_RSS_FIELD_IPV4_TCP_EN_IP_S) },
+ BIT_ULL(HNS3_RSS_FIELD_IPV4_TCP_EN_IP_S),
+ HNS3_RSS_TUPLE_IPV4_TCP_M },
{ RTE_ETH_RSS_NONFRAG_IPV4_TCP | RTE_ETH_RSS_L3_DST_ONLY,
HNS3_RSS_IP_L4_TUPLE,
- BIT_ULL(HNS3_RSS_FIELD_IPV4_TCP_EN_IP_D) },
+ BIT_ULL(HNS3_RSS_FIELD_IPV4_TCP_EN_IP_D),
+ HNS3_RSS_TUPLE_IPV4_TCP_M },
{ RTE_ETH_RSS_NONFRAG_IPV4_TCP | RTE_ETH_RSS_L4_SRC_ONLY,
HNS3_RSS_IP_L4_TUPLE,
- BIT_ULL(HNS3_RSS_FIELD_IPV4_TCP_EN_TCP_S) },
+ BIT_ULL(HNS3_RSS_FIELD_IPV4_TCP_EN_TCP_S),
+ HNS3_RSS_TUPLE_IPV4_TCP_M },
{ RTE_ETH_RSS_NONFRAG_IPV4_TCP | RTE_ETH_RSS_L4_DST_ONLY,
HNS3_RSS_IP_L4_TUPLE,
- BIT_ULL(HNS3_RSS_FIELD_IPV4_TCP_EN_TCP_D) },
+ BIT_ULL(HNS3_RSS_FIELD_IPV4_TCP_EN_TCP_D),
+ HNS3_RSS_TUPLE_IPV4_TCP_M },
{ RTE_ETH_RSS_NONFRAG_IPV4_TCP,
HNS3_RSS_IP_L4_TUPLE,
BIT_ULL(HNS3_RSS_FIELD_IPV4_TCP_EN_IP_S) |
BIT_ULL(HNS3_RSS_FIELD_IPV4_TCP_EN_IP_D) |
BIT_ULL(HNS3_RSS_FIELD_IPV4_TCP_EN_TCP_S) |
- BIT_ULL(HNS3_RSS_FIELD_IPV4_TCP_EN_TCP_D) },
+ BIT_ULL(HNS3_RSS_FIELD_IPV4_TCP_EN_TCP_D),
+ HNS3_RSS_TUPLE_IPV4_TCP_M },
/* IPV4-UDP */
{ RTE_ETH_RSS_NONFRAG_IPV4_UDP | RTE_ETH_RSS_L3_SRC_ONLY,
HNS3_RSS_IP_L4_TUPLE,
- BIT_ULL(HNS3_RSS_FIELD_IPV4_UDP_EN_IP_S) },
+ BIT_ULL(HNS3_RSS_FIELD_IPV4_UDP_EN_IP_S),
+ HNS3_RSS_TUPLE_IPV4_UDP_M },
{ RTE_ETH_RSS_NONFRAG_IPV4_UDP | RTE_ETH_RSS_L3_DST_ONLY,
HNS3_RSS_IP_L4_TUPLE,
- BIT_ULL(HNS3_RSS_FIELD_IPV4_UDP_EN_IP_D) },
+ BIT_ULL(HNS3_RSS_FIELD_IPV4_UDP_EN_IP_D),
+ HNS3_RSS_TUPLE_IPV4_UDP_M },
{ RTE_ETH_RSS_NONFRAG_IPV4_UDP | RTE_ETH_RSS_L4_SRC_ONLY,
HNS3_RSS_IP_L4_TUPLE,
- BIT_ULL(HNS3_RSS_FIELD_IPV4_UDP_EN_UDP_S) },
+ BIT_ULL(HNS3_RSS_FIELD_IPV4_UDP_EN_UDP_S),
+ HNS3_RSS_TUPLE_IPV4_UDP_M },
{ RTE_ETH_RSS_NONFRAG_IPV4_UDP | RTE_ETH_RSS_L4_DST_ONLY,
HNS3_RSS_IP_L4_TUPLE,
- BIT_ULL(HNS3_RSS_FIELD_IPV4_UDP_EN_UDP_D) },
+ BIT_ULL(HNS3_RSS_FIELD_IPV4_UDP_EN_UDP_D),
+ HNS3_RSS_TUPLE_IPV4_UDP_M },
{ RTE_ETH_RSS_NONFRAG_IPV4_UDP,
HNS3_RSS_IP_L4_TUPLE,
BIT_ULL(HNS3_RSS_FIELD_IPV4_UDP_EN_IP_S) |
BIT_ULL(HNS3_RSS_FIELD_IPV4_UDP_EN_IP_D) |
BIT_ULL(HNS3_RSS_FIELD_IPV4_UDP_EN_UDP_S) |
- BIT_ULL(HNS3_RSS_FIELD_IPV4_UDP_EN_UDP_D) },
+ BIT_ULL(HNS3_RSS_FIELD_IPV4_UDP_EN_UDP_D),
+ HNS3_RSS_TUPLE_IPV4_UDP_M },
/* IPV4-SCTP */
{ RTE_ETH_RSS_NONFRAG_IPV4_SCTP | RTE_ETH_RSS_L3_SRC_ONLY,
HNS3_RSS_IP_L4_TUPLE,
- BIT_ULL(HNS3_RSS_FIELD_IPV4_SCTP_EN_IP_S) },
+ BIT_ULL(HNS3_RSS_FIELD_IPV4_SCTP_EN_IP_S),
+ HNS3_RSS_TUPLE_IPV4_SCTP_M },
{ RTE_ETH_RSS_NONFRAG_IPV4_SCTP | RTE_ETH_RSS_L3_DST_ONLY,
HNS3_RSS_IP_L4_TUPLE,
- BIT_ULL(HNS3_RSS_FIELD_IPV4_SCTP_EN_IP_D) },
+ BIT_ULL(HNS3_RSS_FIELD_IPV4_SCTP_EN_IP_D),
+ HNS3_RSS_TUPLE_IPV4_SCTP_M },
{ RTE_ETH_RSS_NONFRAG_IPV4_SCTP | RTE_ETH_RSS_L4_SRC_ONLY,
HNS3_RSS_IP_L4_TUPLE,
- BIT_ULL(HNS3_RSS_FIELD_IPV4_SCTP_EN_SCTP_S) },
+ BIT_ULL(HNS3_RSS_FIELD_IPV4_SCTP_EN_SCTP_S),
+ HNS3_RSS_TUPLE_IPV4_SCTP_M },
{ RTE_ETH_RSS_NONFRAG_IPV4_SCTP | RTE_ETH_RSS_L4_DST_ONLY,
HNS3_RSS_IP_L4_TUPLE,
- BIT_ULL(HNS3_RSS_FIELD_IPV4_SCTP_EN_SCTP_D) },
+ BIT_ULL(HNS3_RSS_FIELD_IPV4_SCTP_EN_SCTP_D),
+ HNS3_RSS_TUPLE_IPV4_SCTP_M },
{ RTE_ETH_RSS_NONFRAG_IPV4_SCTP,
HNS3_RSS_IP_L4_TUPLE,
BIT_ULL(HNS3_RSS_FIELD_IPV4_SCTP_EN_IP_S) |
BIT_ULL(HNS3_RSS_FIELD_IPV4_SCTP_EN_IP_D) |
BIT_ULL(HNS3_RSS_FIELD_IPV4_SCTP_EN_SCTP_S) |
BIT_ULL(HNS3_RSS_FIELD_IPV4_SCTP_EN_SCTP_D) |
- BIT_ULL(HNS3_RSS_FIELD_IPV4_SCTP_EN_SCTP_VER) },
+ BIT_ULL(HNS3_RSS_FIELD_IPV4_SCTP_EN_SCTP_VER),
+ HNS3_RSS_TUPLE_IPV4_SCTP_M },
/* IPV6-FRAG */
{ RTE_ETH_RSS_FRAG_IPV6 | RTE_ETH_RSS_L3_SRC_ONLY,
HNS3_RSS_IP_TUPLE,
- BIT_ULL(HNS3_RSS_FIELD_IPV6_FRAG_IP_S) },
+ BIT_ULL(HNS3_RSS_FIELD_IPV6_FRAG_IP_S),
+ HNS3_RSS_TUPLE_IPV6_FLAG_M },
{ RTE_ETH_RSS_FRAG_IPV6 | RTE_ETH_RSS_L3_DST_ONLY,
HNS3_RSS_IP_TUPLE,
- BIT_ULL(HNS3_RSS_FIELD_IPV6_FRAG_IP_D) },
+ BIT_ULL(HNS3_RSS_FIELD_IPV6_FRAG_IP_D),
+ HNS3_RSS_TUPLE_IPV6_FLAG_M },
{ RTE_ETH_RSS_FRAG_IPV6,
HNS3_RSS_IP_TUPLE,
BIT_ULL(HNS3_RSS_FIELD_IPV6_FRAG_IP_S) |
- BIT_ULL(HNS3_RSS_FIELD_IPV6_FRAG_IP_D) },
+ BIT_ULL(HNS3_RSS_FIELD_IPV6_FRAG_IP_D),
+ HNS3_RSS_TUPLE_IPV6_FLAG_M },
/* IPV6 */
{ RTE_ETH_RSS_IPV6 | RTE_ETH_RSS_L3_SRC_ONLY,
HNS3_RSS_IP_TUPLE,
- BIT_ULL(HNS3_RSS_FIELD_IPV6_NONFRAG_IP_S) },
+ BIT_ULL(HNS3_RSS_FIELD_IPV6_NONFRAG_IP_S),
+ HNS3_RSS_TUPLE_IPV6_NONF_M },
{ RTE_ETH_RSS_IPV6 | RTE_ETH_RSS_L3_DST_ONLY,
HNS3_RSS_IP_TUPLE,
- BIT_ULL(HNS3_RSS_FIELD_IPV6_NONFRAG_IP_D) },
+ BIT_ULL(HNS3_RSS_FIELD_IPV6_NONFRAG_IP_D),
+ HNS3_RSS_TUPLE_IPV6_NONF_M },
{ RTE_ETH_RSS_IPV6,
HNS3_RSS_IP_TUPLE,
BIT_ULL(HNS3_RSS_FIELD_IPV6_NONFRAG_IP_S) |
- BIT_ULL(HNS3_RSS_FIELD_IPV6_NONFRAG_IP_D) },
+ BIT_ULL(HNS3_RSS_FIELD_IPV6_NONFRAG_IP_D),
+ HNS3_RSS_TUPLE_IPV6_NONF_M },
/* IPV6-OTHER */
{ RTE_ETH_RSS_NONFRAG_IPV6_OTHER | RTE_ETH_RSS_L3_SRC_ONLY,
HNS3_RSS_IP_TUPLE,
- BIT_ULL(HNS3_RSS_FIELD_IPV6_NONFRAG_IP_S) },
+ BIT_ULL(HNS3_RSS_FIELD_IPV6_NONFRAG_IP_S),
+ HNS3_RSS_TUPLE_IPV6_NONF_M },
{ RTE_ETH_RSS_NONFRAG_IPV6_OTHER | RTE_ETH_RSS_L3_DST_ONLY,
HNS3_RSS_IP_TUPLE,
- BIT_ULL(HNS3_RSS_FIELD_IPV6_NONFRAG_IP_D) },
+ BIT_ULL(HNS3_RSS_FIELD_IPV6_NONFRAG_IP_D),
+ HNS3_RSS_TUPLE_IPV6_NONF_M },
{ RTE_ETH_RSS_NONFRAG_IPV6_OTHER,
HNS3_RSS_IP_TUPLE,
BIT_ULL(HNS3_RSS_FIELD_IPV6_NONFRAG_IP_S) |
- BIT_ULL(HNS3_RSS_FIELD_IPV6_NONFRAG_IP_D) },
+ BIT_ULL(HNS3_RSS_FIELD_IPV6_NONFRAG_IP_D),
+ HNS3_RSS_TUPLE_IPV6_NONF_M },
/* IPV6-TCP */
{ RTE_ETH_RSS_NONFRAG_IPV6_TCP | RTE_ETH_RSS_L3_SRC_ONLY,
HNS3_RSS_IP_L4_TUPLE,
- BIT_ULL(HNS3_RSS_FIELD_IPV6_TCP_EN_IP_S) },
+ BIT_ULL(HNS3_RSS_FIELD_IPV6_TCP_EN_IP_S),
+ HNS3_RSS_TUPLE_IPV6_TCP_M },
{ RTE_ETH_RSS_NONFRAG_IPV6_TCP | RTE_ETH_RSS_L3_DST_ONLY,
HNS3_RSS_IP_L4_TUPLE,
- BIT_ULL(HNS3_RSS_FIELD_IPV6_TCP_EN_IP_D) },
+ BIT_ULL(HNS3_RSS_FIELD_IPV6_TCP_EN_IP_D),
+ HNS3_RSS_TUPLE_IPV6_TCP_M },
{ RTE_ETH_RSS_NONFRAG_IPV6_TCP | RTE_ETH_RSS_L4_SRC_ONLY,
HNS3_RSS_IP_L4_TUPLE,
- BIT_ULL(HNS3_RSS_FIELD_IPV6_TCP_EN_TCP_S) },
+ BIT_ULL(HNS3_RSS_FIELD_IPV6_TCP_EN_TCP_S),
+ HNS3_RSS_TUPLE_IPV6_TCP_M },
{ RTE_ETH_RSS_NONFRAG_IPV6_TCP | RTE_ETH_RSS_L4_DST_ONLY,
HNS3_RSS_IP_L4_TUPLE,
- BIT_ULL(HNS3_RSS_FIELD_IPV6_TCP_EN_TCP_D) },
+ BIT_ULL(HNS3_RSS_FIELD_IPV6_TCP_EN_TCP_D),
+ HNS3_RSS_TUPLE_IPV6_TCP_M },
{ RTE_ETH_RSS_NONFRAG_IPV6_TCP,
HNS3_RSS_IP_L4_TUPLE,
BIT_ULL(HNS3_RSS_FIELD_IPV6_TCP_EN_IP_S) |
BIT_ULL(HNS3_RSS_FIELD_IPV6_TCP_EN_IP_D) |
BIT_ULL(HNS3_RSS_FIELD_IPV6_TCP_EN_TCP_S) |
- BIT_ULL(HNS3_RSS_FIELD_IPV6_TCP_EN_TCP_D) },
+ BIT_ULL(HNS3_RSS_FIELD_IPV6_TCP_EN_TCP_D),
+ HNS3_RSS_TUPLE_IPV6_TCP_M },
/* IPV6-UDP */
{ RTE_ETH_RSS_NONFRAG_IPV6_UDP | RTE_ETH_RSS_L3_SRC_ONLY,
HNS3_RSS_IP_L4_TUPLE,
- BIT_ULL(HNS3_RSS_FIELD_IPV6_UDP_EN_IP_S) },
+ BIT_ULL(HNS3_RSS_FIELD_IPV6_UDP_EN_IP_S),
+ HNS3_RSS_TUPLE_IPV6_UDP_M },
{ RTE_ETH_RSS_NONFRAG_IPV6_UDP | RTE_ETH_RSS_L3_DST_ONLY,
HNS3_RSS_IP_L4_TUPLE,
- BIT_ULL(HNS3_RSS_FIELD_IPV6_UDP_EN_IP_D) },
+ BIT_ULL(HNS3_RSS_FIELD_IPV6_UDP_EN_IP_D),
+ HNS3_RSS_TUPLE_IPV6_UDP_M },
{ RTE_ETH_RSS_NONFRAG_IPV6_UDP | RTE_ETH_RSS_L4_SRC_ONLY,
HNS3_RSS_IP_L4_TUPLE,
- BIT_ULL(HNS3_RSS_FIELD_IPV6_UDP_EN_UDP_S) },
+ BIT_ULL(HNS3_RSS_FIELD_IPV6_UDP_EN_UDP_S),
+ HNS3_RSS_TUPLE_IPV6_UDP_M },
{ RTE_ETH_RSS_NONFRAG_IPV6_UDP | RTE_ETH_RSS_L4_DST_ONLY,
HNS3_RSS_IP_L4_TUPLE,
- BIT_ULL(HNS3_RSS_FIELD_IPV6_UDP_EN_UDP_D) },
+ BIT_ULL(HNS3_RSS_FIELD_IPV6_UDP_EN_UDP_D),
+ HNS3_RSS_TUPLE_IPV6_UDP_M },
{ RTE_ETH_RSS_NONFRAG_IPV6_UDP,
HNS3_RSS_IP_L4_TUPLE,
BIT_ULL(HNS3_RSS_FIELD_IPV6_UDP_EN_IP_S) |
BIT_ULL(HNS3_RSS_FIELD_IPV6_UDP_EN_IP_D) |
BIT_ULL(HNS3_RSS_FIELD_IPV6_UDP_EN_UDP_S) |
- BIT_ULL(HNS3_RSS_FIELD_IPV6_UDP_EN_UDP_D) },
+ BIT_ULL(HNS3_RSS_FIELD_IPV6_UDP_EN_UDP_D),
+ HNS3_RSS_TUPLE_IPV6_UDP_M },
/* IPV6-SCTP */
{ RTE_ETH_RSS_NONFRAG_IPV6_SCTP | RTE_ETH_RSS_L3_SRC_ONLY,
HNS3_RSS_IP_L4_TUPLE,
- BIT_ULL(HNS3_RSS_FIELD_IPV6_SCTP_EN_IP_S) },
+ BIT_ULL(HNS3_RSS_FIELD_IPV6_SCTP_EN_IP_S),
+ HNS3_RSS_TUPLE_IPV6_SCTP_M },
{ RTE_ETH_RSS_NONFRAG_IPV6_SCTP | RTE_ETH_RSS_L3_DST_ONLY,
HNS3_RSS_IP_L4_TUPLE,
- BIT_ULL(HNS3_RSS_FIELD_IPV6_SCTP_EN_IP_D) },
+ BIT_ULL(HNS3_RSS_FIELD_IPV6_SCTP_EN_IP_D),
+ HNS3_RSS_TUPLE_IPV6_SCTP_M },
{ RTE_ETH_RSS_NONFRAG_IPV6_SCTP | RTE_ETH_RSS_L4_SRC_ONLY,
HNS3_RSS_IP_L4_TUPLE,
- BIT_ULL(HNS3_RSS_FIELD_IPV6_SCTP_EN_SCTP_S) },
+ BIT_ULL(HNS3_RSS_FIELD_IPV6_SCTP_EN_SCTP_S),
+ HNS3_RSS_TUPLE_IPV6_SCTP_M },
{ RTE_ETH_RSS_NONFRAG_IPV6_SCTP | RTE_ETH_RSS_L4_DST_ONLY,
HNS3_RSS_IP_L4_TUPLE,
- BIT_ULL(HNS3_RSS_FIELD_IPV6_SCTP_EN_SCTP_D) },
+ BIT_ULL(HNS3_RSS_FIELD_IPV6_SCTP_EN_SCTP_D),
+ HNS3_RSS_TUPLE_IPV6_SCTP_M },
{ RTE_ETH_RSS_NONFRAG_IPV6_SCTP,
HNS3_RSS_IP_L4_TUPLE,
BIT_ULL(HNS3_RSS_FIELD_IPV6_SCTP_EN_IP_S) |
BIT_ULL(HNS3_RSS_FIELD_IPV6_SCTP_EN_IP_D) |
BIT_ULL(HNS3_RSS_FIELD_IPV6_SCTP_EN_SCTP_D) |
BIT_ULL(HNS3_RSS_FIELD_IPV6_SCTP_EN_SCTP_S) |
- BIT_ULL(HNS3_RSS_FIELD_IPV6_SCTP_EN_SCTP_VER) },
+ BIT_ULL(HNS3_RSS_FIELD_IPV6_SCTP_EN_SCTP_VER),
+ HNS3_RSS_TUPLE_IPV6_SCTP_M },
};
/*
@@ -576,6 +636,96 @@ hns3_dev_rss_hash_update(struct rte_eth_dev *dev,
return ret;
}
+int
+hns3_get_rss_tuple_field(struct hns3_hw *hw, uint64_t *tuple_fields)
+{
+ struct hns3_rss_input_tuple_cmd *req;
+ struct hns3_cmd_desc desc;
+ int ret;
+
+ hns3_cmd_setup_basic_desc(&desc, HNS3_OPC_RSS_INPUT_TUPLE, true);
+ req = (struct hns3_rss_input_tuple_cmd *)desc.data;
+ ret = hns3_cmd_send(hw, &desc, 1);
+ if (ret != 0) {
+ hns3_err(hw, "fail to get RSS hash tuple fields from firmware, ret = %d",
+ ret);
+ return ret;
+ }
+
+ *tuple_fields = rte_le_to_cpu_64(req->tuple_field);
+
+ return 0;
+}
+
+static uint64_t
+hns3_rss_tuple_fields_to_rss_hf(struct hns3_hw *hw, uint64_t tuple_fields)
+{
+ uint64_t ipv6_sctp_l4_mask =
+ BIT_ULL(HNS3_RSS_FIELD_IPV6_SCTP_EN_SCTP_D) |
+ BIT_ULL(HNS3_RSS_FIELD_IPV6_SCTP_EN_SCTP_S);
+ uint64_t rss_hf = 0;
+ uint64_t tuple_mask;
+ uint32_t i;
+
+ for (i = 0; i < RTE_DIM(hns3_set_tuple_table); i++) {
+ tuple_mask = hns3_set_tuple_table[i].tuple_mask;
+ /*
+ * The RSS hash of the packet type is disabled if its tuples is
+ * zero.
+ */
+ if ((tuple_fields & tuple_mask) == 0)
+ continue;
+
+ /*
+ * Some hardware don't support to use src/dst port fields to
+ * hash for IPV6-SCTP packet.
+ */
+ if ((hns3_set_tuple_table[i].rss_types &
+ RTE_ETH_RSS_NONFRAG_IPV6_SCTP) &&
+ !hw->rss_info.ipv6_sctp_offload_supported)
+ tuple_mask &= ~ipv6_sctp_l4_mask;
+
+ /*
+ * The framework (ethdev ops) or driver (rte flow API) ensure
+ * that both L3_SRC/DST_ONLY and L4_SRC/DST_ONLY cannot be set
+ * to driver at the same time. But if user doesn't specify
+ * anything L3/L4_SRC/DST_ONLY, driver enables all tuple fields.
+ * In this case, driver should not report L3/L4_SRC/DST_ONLY.
+ */
+ if ((tuple_fields & tuple_mask) == tuple_mask) {
+ /* Skip the item enabled part tuples. */
+ if ((tuple_fields & hns3_set_tuple_table[i].rss_field) !=
+ tuple_mask)
+ continue;
+
+ rss_hf |= hns3_set_tuple_table[i].rss_types;
+ continue;
+ }
+
+ /* Match the item enabled part tuples.*/
+ if ((tuple_fields & hns3_set_tuple_table[i].rss_field) ==
+ hns3_set_tuple_table[i].rss_field)
+ rss_hf |= hns3_set_tuple_table[i].rss_types;
+ }
+
+ return rss_hf;
+}
+
+static int
+hns3_rss_hash_get_rss_hf(struct hns3_hw *hw, uint64_t *rss_hf)
+{
+ uint64_t tuple_fields;
+ int ret;
+
+ ret = hns3_get_rss_tuple_field(hw, &tuple_fields);
+ if (ret != 0)
+ return ret;
+
+ *rss_hf = hns3_rss_tuple_fields_to_rss_hf(hw, tuple_fields);
+
+ return 0;
+}
+
/*
* Get rss key and rss_hf types set of RSS hash configuration.
* @param dev
@@ -591,28 +741,32 @@ hns3_dev_rss_hash_conf_get(struct rte_eth_dev *dev,
{
struct hns3_adapter *hns = dev->data->dev_private;
struct hns3_hw *hw = &hns->hw;
- struct hns3_rss_conf *rss_cfg = &hw->rss_info;
uint8_t hash_algo;
int ret;
rte_spinlock_lock(&hw->lock);
- rss_conf->rss_hf = rss_cfg->conf.types;
+ ret = hns3_rss_hash_get_rss_hf(hw, &rss_conf->rss_hf);
+ if (ret != 0) {
+ hns3_err(hw, "obtain hash tuples failed, ret = %d", ret);
+ goto out;
+ }
/* Get the RSS Key required by the user */
if (rss_conf->rss_key && rss_conf->rss_key_len >= hw->rss_key_size) {
ret = hns3_rss_get_algo_key(hw, &hash_algo, rss_conf->rss_key,
hw->rss_key_size);
if (ret != 0) {
- rte_spinlock_unlock(&hw->lock);
hns3_err(hw, "obtain hash algo and key failed, ret = %d",
ret);
- return ret;
+ goto out;
}
rss_conf->rss_key_len = hw->rss_key_size;
}
+
+out:
rte_spinlock_unlock(&hw->lock);
- return 0;
+ return ret;
}
/*
diff --git a/drivers/net/hns3/hns3_rss.h b/drivers/net/hns3/hns3_rss.h
index be0141f602..17473e70e2 100644
--- a/drivers/net/hns3/hns3_rss.h
+++ b/drivers/net/hns3/hns3_rss.h
@@ -110,6 +110,7 @@ int hns3_rss_reset_indir_table(struct hns3_hw *hw);
int hns3_config_rss(struct hns3_adapter *hns);
void hns3_rss_uninit(struct hns3_adapter *hns);
int hns3_set_rss_tuple_by_rss_hf(struct hns3_hw *hw, uint64_t rss_hf);
+int hns3_get_rss_tuple_field(struct hns3_hw *hw, uint64_t *tuple_fields);
int hns3_rss_set_algo_key(struct hns3_hw *hw, uint8_t hash_algo,
const uint8_t *key, uint8_t key_len);
int hns3_rss_get_algo_key(struct hns3_hw *hw, uint8_t *hash_algo,
--
2.23.0
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