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-rw-r--r--drivers/net/ethernet/mellanox/mlxsw/core.c19
-rw-r--r--drivers/net/ethernet/mellanox/mlxsw/emad.h6
2 files changed, 24 insertions, 1 deletions
diff --git a/drivers/net/ethernet/mellanox/mlxsw/core.c b/drivers/net/ethernet/mellanox/mlxsw/core.c
index 698c7bcb1aad..a50a36f9584b 100644
--- a/drivers/net/ethernet/mellanox/mlxsw/core.c
+++ b/drivers/net/ethernet/mellanox/mlxsw/core.c
@@ -249,6 +249,25 @@ MLXSW_ITEM32(emad, op_tlv, class, 0x04, 0, 8);
*/
MLXSW_ITEM64(emad, op_tlv, tid, 0x08, 0, 64);
+/* emad_string_tlv_type
+ * Type of the TLV.
+ * Must be set to 0x2 (string TLV).
+ */
+MLXSW_ITEM32(emad, string_tlv, type, 0x00, 27, 5);
+
+/* emad_string_tlv_len
+ * Length of the string TLV in u32.
+ */
+MLXSW_ITEM32(emad, string_tlv, len, 0x00, 16, 11);
+
+#define MLXSW_EMAD_STRING_TLV_STRING_LEN 128
+
+/* emad_string_tlv_string
+ * String provided by the device's firmware in case of erroneous register access
+ */
+MLXSW_ITEM_BUF(emad, string_tlv, string, 0x04,
+ MLXSW_EMAD_STRING_TLV_STRING_LEN);
+
/* emad_reg_tlv_type
* Type of the TLV.
* Must be set to 0x3 (register TLV).
diff --git a/drivers/net/ethernet/mellanox/mlxsw/emad.h b/drivers/net/ethernet/mellanox/mlxsw/emad.h
index 5d7c78419fa7..acfbbec52424 100644
--- a/drivers/net/ethernet/mellanox/mlxsw/emad.h
+++ b/drivers/net/ethernet/mellanox/mlxsw/emad.h
@@ -19,7 +19,8 @@
enum {
MLXSW_EMAD_TLV_TYPE_END,
MLXSW_EMAD_TLV_TYPE_OP,
- MLXSW_EMAD_TLV_TYPE_REG = 0x3,
+ MLXSW_EMAD_TLV_TYPE_STRING,
+ MLXSW_EMAD_TLV_TYPE_REG,
};
/* OP TLV */
@@ -86,6 +87,9 @@ enum {
MLXSW_EMAD_OP_TLV_METHOD_EVENT = 5,
};
+/* STRING TLV */
+#define MLXSW_EMAD_STRING_TLV_LEN 33 /* Length in u32 */
+
/* END TLV */
#define MLXSW_EMAD_END_TLV_LEN 1 /* Length in u32 */