From 4ea07cf638dbd6260664b69b0f69cc951934194d Mon Sep 17 00:00:00 2001 From: Jiri Pirko Date: Mon, 25 Jul 2022 10:29:19 +0200 Subject: [PATCH] mlxsw: reg: Extend MDDQ by device_info Extend existing MDDQ register by possibility to query information about devices residing on a line card. Signed-off-by: Jiri Pirko Reviewed-by: Ido Schimmel Signed-off-by: Jakub Kicinski --- drivers/net/ethernet/mellanox/mlxsw/reg.h | 83 ++++++++++++++++++++++++++++++- 1 file changed, 82 insertions(+), 1 deletion(-) diff --git a/drivers/net/ethernet/mellanox/mlxsw/reg.h b/drivers/net/ethernet/mellanox/mlxsw/reg.h index ddab547..7472538 100644 --- a/drivers/net/ethernet/mellanox/mlxsw/reg.h +++ b/drivers/net/ethernet/mellanox/mlxsw/reg.h @@ -11385,7 +11385,11 @@ MLXSW_ITEM32(reg, mddq, sie, 0x00, 31, 1); enum mlxsw_reg_mddq_query_type { MLXSW_REG_MDDQ_QUERY_TYPE_SLOT_INFO = 1, - MLXSW_REG_MDDQ_QUERY_TYPE_SLOT_NAME = 3, + MLXSW_REG_MDDQ_QUERY_TYPE_DEVICE_INFO, /* If there are no devices + * on the slot, data_valid + * will be '0'. + */ + MLXSW_REG_MDDQ_QUERY_TYPE_SLOT_NAME, }; /* reg_mddq_query_type @@ -11399,6 +11403,28 @@ MLXSW_ITEM32(reg, mddq, query_type, 0x00, 16, 8); */ MLXSW_ITEM32(reg, mddq, slot_index, 0x00, 0, 4); +/* reg_mddq_response_msg_seq + * Response message sequential number. For a specific request, the response + * message sequential number is the following one. In addition, the last + * message should be 0. + * Access: RO + */ +MLXSW_ITEM32(reg, mddq, response_msg_seq, 0x04, 16, 8); + +/* reg_mddq_request_msg_seq + * Request message sequential number. + * The first message number should be 0. + * Access: Index + */ +MLXSW_ITEM32(reg, mddq, request_msg_seq, 0x04, 0, 8); + +/* reg_mddq_data_valid + * If set, the data in the data field is valid and contain the information + * for the queried index. + * Access: RO + */ +MLXSW_ITEM32(reg, mddq, data_valid, 0x08, 31, 1); + /* reg_mddq_slot_info_provisioned * If set, the INI file is applied and the card is provisioned. * Access: RO @@ -11485,6 +11511,61 @@ mlxsw_reg_mddq_slot_info_unpack(const char *payload, u8 *p_slot_index, *p_card_type = mlxsw_reg_mddq_slot_info_card_type_get(payload); } +/* reg_mddq_device_info_flash_owner + * If set, the device is the flash owner. Otherwise, a shared flash + * is used by this device (another device is the flash owner). + * Access: RO + */ +MLXSW_ITEM32(reg, mddq, device_info_flash_owner, 0x10, 30, 1); + +/* reg_mddq_device_info_device_index + * Device index. The first device should number 0. + * Access: RO + */ +MLXSW_ITEM32(reg, mddq, device_info_device_index, 0x10, 0, 8); + +/* reg_mddq_device_info_fw_major + * Major FW version number. + * Access: RO + */ +MLXSW_ITEM32(reg, mddq, device_info_fw_major, 0x14, 16, 16); + +/* reg_mddq_device_info_fw_minor + * Minor FW version number. + * Access: RO + */ +MLXSW_ITEM32(reg, mddq, device_info_fw_minor, 0x18, 16, 16); + +/* reg_mddq_device_info_fw_sub_minor + * Sub-minor FW version number. + * Access: RO + */ +MLXSW_ITEM32(reg, mddq, device_info_fw_sub_minor, 0x18, 0, 16); + +static inline void +mlxsw_reg_mddq_device_info_pack(char *payload, u8 slot_index, + u8 request_msg_seq) +{ + __mlxsw_reg_mddq_pack(payload, slot_index, + MLXSW_REG_MDDQ_QUERY_TYPE_DEVICE_INFO); + mlxsw_reg_mddq_request_msg_seq_set(payload, request_msg_seq); +} + +static inline void +mlxsw_reg_mddq_device_info_unpack(const char *payload, u8 *p_response_msg_seq, + bool *p_data_valid, bool *p_flash_owner, + u8 *p_device_index, u16 *p_fw_major, + u16 *p_fw_minor, u16 *p_fw_sub_minor) +{ + *p_response_msg_seq = mlxsw_reg_mddq_response_msg_seq_get(payload); + *p_data_valid = mlxsw_reg_mddq_data_valid_get(payload); + *p_flash_owner = mlxsw_reg_mddq_device_info_flash_owner_get(payload); + *p_device_index = mlxsw_reg_mddq_device_info_device_index_get(payload); + *p_fw_major = mlxsw_reg_mddq_device_info_fw_major_get(payload); + *p_fw_minor = mlxsw_reg_mddq_device_info_fw_minor_get(payload); + *p_fw_sub_minor = mlxsw_reg_mddq_device_info_fw_sub_minor_get(payload); +} + #define MLXSW_REG_MDDQ_SLOT_ASCII_NAME_LEN 20 /* reg_mddq_slot_ascii_name -- 2.7.4