netdev - [PATCH net-next 4/6] mlxsw: emad: Add support for latency TLV

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Message-ID: <22a5475ac73ea81b8a0279e49e821bd223329b18.1674123673.git.petrm@nvidia.com>
Date:   Thu, 19 Jan 2023 11:32:30 +0100
From:   Petr Machata <petrm@...dia.com>
To:     "David S. Miller" <davem@...emloft.net>,
        Eric Dumazet <edumazet@...gle.com>,
        Jakub Kicinski <kuba@...nel.org>,
        Paolo Abeni <pabeni@...hat.com>, <netdev@...r.kernel.org>
CC:     Ido Schimmel <idosch@...dia.com>, Petr Machata <petrm@...dia.com>,
        "Amit Cohen" <amcohen@...dia.com>,
        Danielle Ratson <danieller@...dia.com>, <mlxsw@...dia.com>
Subject: [PATCH net-next 4/6] mlxsw: emad: Add support for latency TLV

From: Amit Cohen <amcohen@...dia.com>

The next patches will add support for latency TLV as part of EMAD (Ethernet
Management Datagrams) packets. As preparation, add the relevant values.

Signed-off-by: Danielle Ratson <danieller@...dia.com>
Signed-off-by: Amit Cohen <amcohen@...dia.com>
Reviewed-by: Ido Schimmel <idosch@...dia.com>
Signed-off-by: Petr Machata <petrm@...dia.com>
---
 drivers/net/ethernet/mellanox/mlxsw/emad.h | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/drivers/net/ethernet/mellanox/mlxsw/emad.h b/drivers/net/ethernet/mellanox/mlxsw/emad.h
index acfbbec52424..c51a61aa19b7 100644
--- a/drivers/net/ethernet/mellanox/mlxsw/emad.h
+++ b/drivers/net/ethernet/mellanox/mlxsw/emad.h
@@ -21,6 +21,7 @@ enum {
 	MLXSW_EMAD_TLV_TYPE_OP,
 	MLXSW_EMAD_TLV_TYPE_STRING,
 	MLXSW_EMAD_TLV_TYPE_REG,
+	MLXSW_EMAD_TLV_TYPE_LATENCY,
 };
 
 /* OP TLV */
@@ -90,6 +91,9 @@ enum {
 /* STRING TLV */
 #define MLXSW_EMAD_STRING_TLV_LEN 33	/* Length in u32 */
 
+/* LATENCY TLV */
+#define MLXSW_EMAD_LATENCY_TLV_LEN 7	/* Length in u32 */
+
 /* END TLV */
 #define MLXSW_EMAD_END_TLV_LEN 1	/* Length in u32 */
 
-- 
2.39.0