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| author | Jiri Pirko <jiri@mellanox.com> | 2016-11-22 11:24:12 +0100 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2016-11-22 10:04:19 -0500 |
| commit | 55c63aaa6952c819e772e9c2d4a7602c062f012c (patch) | |
| tree | 6195a74d905d39a6420a4ba441fe05665772076b /drivers/net/ethernet/mellanox | |
| parent | 2903372695eb33568bc13a02b3e91da1fe6fe855 (diff) | |
| download | linux-stable-55c63aaa6952c819e772e9c2d4a7602c062f012c.tar.gz linux-stable-55c63aaa6952c819e772e9c2d4a7602c062f012c.tar.bz2 linux-stable-55c63aaa6952c819e772e9c2d4a7602c062f012c.zip | |
mlxsw: reg: Add Management Fan Speed Limit register
The MFSL register is used to configure the fan speed event / interrupt
notification mechanism. Fan speed threshold are defined for both
under-speed and over-speed.
Signed-off-by: Jiri Pirko <jiri@mellanox.com>
Reviewed-by: Ido Schimmel <idosch@mellanox.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/ethernet/mellanox')
| -rw-r--r-- | drivers/net/ethernet/mellanox/mlxsw/reg.h | 49 |
1 files changed, 49 insertions, 0 deletions
diff --git a/drivers/net/ethernet/mellanox/mlxsw/reg.h b/drivers/net/ethernet/mellanox/mlxsw/reg.h index edad7cb62475..2618e9cf3aab 100644 --- a/drivers/net/ethernet/mellanox/mlxsw/reg.h +++ b/drivers/net/ethernet/mellanox/mlxsw/reg.h @@ -4518,6 +4518,54 @@ static inline void mlxsw_reg_mfsm_pack(char *payload, u8 tacho) mlxsw_reg_mfsm_tacho_set(payload, tacho); } +/* MFSL - Management Fan Speed Limit Register + * ------------------------------------------ + * The Fan Speed Limit register is used to configure the fan speed + * event / interrupt notification mechanism. Fan speed threshold are + * defined for both under-speed and over-speed. + */ +#define MLXSW_REG_MFSL_ID 0x9004 +#define MLXSW_REG_MFSL_LEN 0x0C + +MLXSW_REG_DEFINE(mfsl, MLXSW_REG_MFSL_ID, MLXSW_REG_MFSL_LEN); + +/* reg_mfsl_tacho + * Fan tachometer index. + * Access: Index + */ +MLXSW_ITEM32(reg, mfsl, tacho, 0x00, 24, 4); + +/* reg_mfsl_tach_min + * Tachometer minimum value (minimum RPM). + * Access: RW + */ +MLXSW_ITEM32(reg, mfsl, tach_min, 0x04, 0, 16); + +/* reg_mfsl_tach_max + * Tachometer maximum value (maximum RPM). + * Access: RW + */ +MLXSW_ITEM32(reg, mfsl, tach_max, 0x08, 0, 16); + +static inline void mlxsw_reg_mfsl_pack(char *payload, u8 tacho, + u16 tach_min, u16 tach_max) +{ + MLXSW_REG_ZERO(mfsl, payload); + mlxsw_reg_mfsl_tacho_set(payload, tacho); + mlxsw_reg_mfsl_tach_min_set(payload, tach_min); + mlxsw_reg_mfsl_tach_max_set(payload, tach_max); +} + +static inline void mlxsw_reg_mfsl_unpack(char *payload, u8 tacho, + u16 *p_tach_min, u16 *p_tach_max) +{ + if (p_tach_min) + *p_tach_min = mlxsw_reg_mfsl_tach_min_get(payload); + + if (p_tach_max) + *p_tach_max = mlxsw_reg_mfsl_tach_max_get(payload); +} + /* MTCAP - Management Temperature Capabilities * ------------------------------------------- * This register exposes the capabilities of the device and @@ -5228,6 +5276,7 @@ static const struct mlxsw_reg_info *mlxsw_reg_infos[] = { MLXSW_REG(mfcr), MLXSW_REG(mfsc), MLXSW_REG(mfsm), + MLXSW_REG(mfsl), MLXSW_REG(mtcap), MLXSW_REG(mtmp), MLXSW_REG(mpat), |