netdev - [PATCH net-next 01/10] mlxsw: reg: Add Management Temperature Warning Event Register

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-Id: <20200927075015.1417714-2-idosch@idosch.org>
Date:   Sun, 27 Sep 2020 10:50:06 +0300
From:   Ido Schimmel <idosch@...sch.org>
To:     netdev@...r.kernel.org
Cc:     davem@...emloft.net, kuba@...nel.org, amcohen@...dia.com,
        jiri@...dia.com, mlxsw@...dia.com, Ido Schimmel <idosch@...dia.com>
Subject: [PATCH net-next 01/10] mlxsw: reg: Add Management Temperature Warning Event Register

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

Add MTWE (Management Temperature Warning Event) register, which is used
for over temperature warning.

Signed-off-by: Amit Cohen <amcohen@...dia.com>
Reviewed-by: Jiri Pirko <jiri@...dia.com>
Signed-off-by: Ido Schimmel <idosch@...dia.com>
---
 drivers/net/ethernet/mellanox/mlxsw/reg.h | 18 ++++++++++++++++++
 1 file changed, 18 insertions(+)

diff --git a/drivers/net/ethernet/mellanox/mlxsw/reg.h b/drivers/net/ethernet/mellanox/mlxsw/reg.h
index 6e3d55006089..e04eb7576ca6 100644
--- a/drivers/net/ethernet/mellanox/mlxsw/reg.h
+++ b/drivers/net/ethernet/mellanox/mlxsw/reg.h
@@ -8466,6 +8466,23 @@ static inline void mlxsw_reg_mtmp_unpack(char *payload, int *p_temp,
 		mlxsw_reg_mtmp_sensor_name_memcpy_from(payload, sensor_name);
 }
 
+/* MTWE - Management Temperature Warning Event
+ * -------------------------------------------
+ * This register is used for over temperature warning.
+ */
+#define MLXSW_REG_MTWE_ID 0x900B
+#define MLXSW_REG_MTWE_LEN 0x10
+
+MLXSW_REG_DEFINE(mtwe, MLXSW_REG_MTWE_ID, MLXSW_REG_MTWE_LEN);
+
+/* reg_mtwe_sensor_warning
+ * Bit vector indicating which of the sensor reading is above threshold.
+ * Address 00h bit31 is sensor_warning[127].
+ * Address 0Ch bit0 is sensor_warning[0].
+ * Access: RO
+ */
+MLXSW_ITEM_BIT_ARRAY(reg, mtwe, sensor_warning, 0x0, 0x10, 1);
+
 /* MTBR - Management Temperature Bulk Register
  * -------------------------------------------
  * This register is used for bulk temperature reading.
@@ -11071,6 +11088,7 @@ static const struct mlxsw_reg_info *mlxsw_reg_infos[] = {
 	MLXSW_REG(fore),
 	MLXSW_REG(mtcap),
 	MLXSW_REG(mtmp),
+	MLXSW_REG(mtwe),
 	MLXSW_REG(mtbr),
 	MLXSW_REG(mcia),
 	MLXSW_REG(mpat),
-- 
2.26.2