From 55a8b00157d27a5bf0b84bb1c49755034a5962cf Mon Sep 17 00:00:00 2001 From: Shalom Toledo Date: Tue, 11 Jun 2019 18:45:07 +0300 Subject: [PATCH] mlxsw: reg: Add Management UTC Register The MTUTC register configures the HW UTC counter. Signed-off-by: Shalom Toledo Reviewed-by: Petr Machata Acked-by: Jiri Pirko Signed-off-by: Ido Schimmel Signed-off-by: David S. Miller --- drivers/net/ethernet/mellanox/mlxsw/reg.h | 45 +++++++++++++++++++++++ 1 file changed, 45 insertions(+) diff --git a/drivers/net/ethernet/mellanox/mlxsw/reg.h b/drivers/net/ethernet/mellanox/mlxsw/reg.h index 7348c5a5ad6a..9ec154975cb2 100644 --- a/drivers/net/ethernet/mellanox/mlxsw/reg.h +++ b/drivers/net/ethernet/mellanox/mlxsw/reg.h @@ -8691,6 +8691,50 @@ static inline void mlxsw_reg_mlcr_pack(char *payload, u8 local_port, MLXSW_REG_MLCR_DURATION_MAX : 0); } +/* MTUTC - Management UTC Register + * ------------------------------- + * Configures the HW UTC counter. + */ +#define MLXSW_REG_MTUTC_ID 0x9055 +#define MLXSW_REG_MTUTC_LEN 0x1C + +MLXSW_REG_DEFINE(mtutc, MLXSW_REG_MTUTC_ID, MLXSW_REG_MTUTC_LEN); + +enum mlxsw_reg_mtutc_operation { + MLXSW_REG_MTUTC_OPERATION_SET_TIME_AT_NEXT_SEC = 0, + MLXSW_REG_MTUTC_OPERATION_ADJUST_FREQ = 3, +}; + +/* reg_mtutc_operation + * Operation. + * Access: OP + */ +MLXSW_ITEM32(reg, mtutc, operation, 0x00, 0, 4); + +/* reg_mtutc_freq_adjustment + * Frequency adjustment: Every PPS the HW frequency will be + * adjusted by this value. Units of HW clock, where HW counts + * 10^9 HW clocks for 1 HW second. + * Access: RW + */ +MLXSW_ITEM32(reg, mtutc, freq_adjustment, 0x04, 0, 32); + +/* reg_mtutc_utc_sec + * UTC seconds. + * Access: WO + */ +MLXSW_ITEM32(reg, mtutc, utc_sec, 0x10, 0, 32); + +static inline void +mlxsw_reg_mtutc_pack(char *payload, enum mlxsw_reg_mtutc_operation oper, + u32 freq_adj, u32 utc_sec) +{ + MLXSW_REG_ZERO(mtutc, payload); + mlxsw_reg_mtutc_operation_set(payload, oper); + mlxsw_reg_mtutc_freq_adjustment_set(payload, freq_adj); + mlxsw_reg_mtutc_utc_sec_set(payload, utc_sec); +} + /* MCQI - Management Component Query Information * --------------------------------------------- * This register allows querying information about firmware components. @@ -10105,6 +10149,7 @@ static const struct mlxsw_reg_info *mlxsw_reg_infos[] = { MLXSW_REG(mgir), MLXSW_REG(mrsr), MLXSW_REG(mlcr), + MLXSW_REG(mtutc), MLXSW_REG(mpsc), MLXSW_REG(mcqi), MLXSW_REG(mcc), -- 2.30.2