From: Suanming Mou <suanmingm@nvidia.com>
To: Dariusz Sosnowski <dsosnowski@nvidia.com>,
Viacheslav Ovsiienko <viacheslavo@nvidia.com>,
Ori Kam <orika@nvidia.com>, Matan Azrad <matan@nvidia.com>
Cc: <dev@dpdk.org>, <rasland@nvidia.com>
Subject: [PATCH 1/4] net/mlx5: add TCP/IP length modify field
Date: Thu, 14 Dec 2023 11:04:24 +0800 [thread overview]
Message-ID: <20231214030428.363471-2-suanmingm@nvidia.com> (raw)
In-Reply-To: <20231214030428.363471-1-suanmingm@nvidia.com>
This commit adds TCP data offset, IPv4 total length, IPv4 IHL,
IPv6 payload length in modify field operation.
Signed-off-by: Suanming Mou <suanmingm@nvidia.com>
---
drivers/common/mlx5/mlx5_prm.h | 4 ++++
drivers/net/mlx5/mlx5_flow_dv.c | 40 +++++++++++++++++++++++++++++++++
2 files changed, 44 insertions(+)
diff --git a/drivers/common/mlx5/mlx5_prm.h b/drivers/common/mlx5/mlx5_prm.h
index 9e22dce6da..0d46ba9c40 100644
--- a/drivers/common/mlx5/mlx5_prm.h
+++ b/drivers/common/mlx5/mlx5_prm.h
@@ -848,6 +848,10 @@ enum mlx5_modification_field {
MLX5_MODI_META_REG_C_13 = 0x94,
MLX5_MODI_META_REG_C_14 = 0x95,
MLX5_MODI_META_REG_C_15 = 0x96,
+ MLX5_MODI_OUT_IPV4_TOTAL_LEN = 0x11D,
+ MLX5_MODI_OUT_IPV6_PAYLOAD_LEN = 0x11E,
+ MLX5_MODI_OUT_IPV4_IHL = 0x11F,
+ MLX5_MODI_OUT_TCP_DATA_OFFSET = 0x120,
MLX5_MODI_INVALID = INT_MAX,
};
diff --git a/drivers/net/mlx5/mlx5_flow_dv.c b/drivers/net/mlx5/mlx5_flow_dv.c
index 115d730317..4e2095dcfe 100644
--- a/drivers/net/mlx5/mlx5_flow_dv.c
+++ b/drivers/net/mlx5/mlx5_flow_dv.c
@@ -1664,6 +1664,16 @@ mlx5_flow_field_id_to_modify_info
else
info[idx].offset = off_be;
break;
+ case RTE_FLOW_FIELD_IPV4_IHL:
+ MLX5_ASSERT(data->offset + width <= 4);
+ off_be = 4 - (data->offset + width);
+ info[idx] = (struct field_modify_info){1, 0,
+ MLX5_MODI_OUT_IPV4_IHL};
+ if (mask)
+ mask[idx] = flow_modify_info_mask_8(width, off_be);
+ else
+ info[idx].offset = off_be;
+ break;
case RTE_FLOW_FIELD_IPV4_DSCP:
MLX5_ASSERT(data->offset + width <= 6);
off_be = 6 - (data->offset + width);
@@ -1674,6 +1684,16 @@ mlx5_flow_field_id_to_modify_info
else
info[idx].offset = off_be;
break;
+ case RTE_FLOW_FIELD_IPV4_TOTAL_LEN:
+ MLX5_ASSERT(data->offset + width <= 16);
+ off_be = 16 - (data->offset + width);
+ info[idx] = (struct field_modify_info){2, 0,
+ MLX5_MODI_OUT_IPV4_TOTAL_LEN};
+ if (mask)
+ mask[idx] = flow_modify_info_mask_16(width, off_be);
+ else
+ info[idx].offset = off_be;
+ break;
case RTE_FLOW_FIELD_IPV4_TTL:
MLX5_ASSERT(data->offset + width <= 8);
off_be = 8 - (data->offset + width);
@@ -1714,6 +1734,16 @@ mlx5_flow_field_id_to_modify_info
else
info[idx].offset = off_be;
break;
+ case RTE_FLOW_FIELD_IPV6_PAYLOAD_LEN:
+ MLX5_ASSERT(data->offset + width <= 16);
+ off_be = 16 - (data->offset + width);
+ info[idx] = (struct field_modify_info){2, 0,
+ MLX5_MODI_OUT_IPV6_PAYLOAD_LEN};
+ if (mask)
+ mask[idx] = flow_modify_info_mask_16(width, off_be);
+ else
+ info[idx].offset = off_be;
+ break;
case RTE_FLOW_FIELD_IPV6_HOPLIMIT:
MLX5_ASSERT(data->offset + width <= 8);
off_be = 8 - (data->offset + width);
@@ -1860,6 +1890,16 @@ mlx5_flow_field_id_to_modify_info
else
info[idx].offset = off_be;
break;
+ case RTE_FLOW_FIELD_TCP_DATA_OFFSET:
+ MLX5_ASSERT(data->offset + width <= 4);
+ off_be = 4 - (data->offset + width);
+ info[idx] = (struct field_modify_info){1, 0,
+ MLX5_MODI_OUT_TCP_DATA_OFFSET};
+ if (mask)
+ mask[idx] = flow_modify_info_mask_8(width, off_be);
+ else
+ info[idx].offset = off_be;
+ break;
case RTE_FLOW_FIELD_UDP_PORT_SRC:
MLX5_ASSERT(data->offset + width <= 16);
off_be = 16 - (data->offset + width);
--
2.34.1
next prev parent reply other threads:[~2023-12-14 3:05 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-12-14 3:04 [PATCH 0/4] net/mlx5: add modify field ADD fields support Suanming Mou
2023-12-14 3:04 ` Suanming Mou [this message]
2023-12-14 11:35 ` [PATCH 1/4] net/mlx5: add TCP/IP length modify field Ori Kam
2023-12-14 11:36 ` Ori Kam
2023-12-14 3:04 ` [PATCH 2/4] net/mlx5: rename modify copy destination to destination Suanming Mou
2023-12-14 11:37 ` Ori Kam
2023-12-14 3:04 ` [PATCH 3/4] net/mlx5: add modify field action ADD fields support Suanming Mou
2023-12-14 11:38 ` Ori Kam
2023-12-14 3:04 ` [PATCH 4/4] net/mlx5: add modify field action ADD fields validation Suanming Mou
2023-12-14 11:39 ` Ori Kam
2024-01-07 12:37 ` [PATCH 0/4] net/mlx5: add modify field ADD fields support Raslan Darawsheh
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=20231214030428.363471-2-suanmingm@nvidia.com \
--to=suanmingm@nvidia.com \
--cc=dev@dpdk.org \
--cc=dsosnowski@nvidia.com \
--cc=matan@nvidia.com \
--cc=orika@nvidia.com \
--cc=rasland@nvidia.com \
--cc=viacheslavo@nvidia.com \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).