From 3760c2b99e20ee16cd328aca890ac0aca3c72ac5 Mon Sep 17 00:00:00 2001 From: Vadim Pasternak Date: Wed, 13 Feb 2019 11:28:46 +0000 Subject: mlxsw: reg: Add Fan Out of Range Event Register Add FORE (Fan Out of Range Event Register), which is used for fan fault reading. Signed-off-by: Vadim Pasternak Reviewed-by: Jiri Pirko Signed-off-by: Ido Schimmel Signed-off-by: David S. Miller --- drivers/net/ethernet/mellanox/mlxsw/reg.h | 30 ++++++++++++++++++++++++++++++ 1 file changed, 30 insertions(+) (limited to 'drivers/net') diff --git a/drivers/net/ethernet/mellanox/mlxsw/reg.h b/drivers/net/ethernet/mellanox/mlxsw/reg.h index 13856f40b8a7..cbd0193ec3f6 100644 --- a/drivers/net/ethernet/mellanox/mlxsw/reg.h +++ b/drivers/net/ethernet/mellanox/mlxsw/reg.h @@ -7875,6 +7875,35 @@ static inline void mlxsw_reg_mfsl_unpack(char *payload, u8 tacho, *p_tach_max = mlxsw_reg_mfsl_tach_max_get(payload); } +/* FORE - Fan Out of Range Event Register + * -------------------------------------- + * This register reports the status of the controlled fans compared to the + * range defined by the MFSL register. + */ +#define MLXSW_REG_FORE_ID 0x9007 +#define MLXSW_REG_FORE_LEN 0x0C + +MLXSW_REG_DEFINE(fore, MLXSW_REG_FORE_ID, MLXSW_REG_FORE_LEN); + +/* fan_under_limit + * Fan speed is below the low limit defined in MFSL register. Each bit relates + * to a single tachometer and indicates the specific tachometer reading is + * below the threshold. + * Access: RO + */ +MLXSW_ITEM32(reg, fore, fan_under_limit, 0x00, 16, 10); + +static inline void mlxsw_reg_fore_unpack(char *payload, u8 tacho, + bool *fault) +{ + u16 limit; + + if (fault) { + limit = mlxsw_reg_fore_fan_under_limit_get(payload); + *fault = limit & BIT(tacho); + } +} + /* MTCAP - Management Temperature Capabilities * ------------------------------------------- * This register exposes the capabilities of the device and @@ -9851,6 +9880,7 @@ static const struct mlxsw_reg_info *mlxsw_reg_infos[] = { MLXSW_REG(mfsc), MLXSW_REG(mfsm), MLXSW_REG(mfsl), + MLXSW_REG(fore), MLXSW_REG(mtcap), MLXSW_REG(mtmp), MLXSW_REG(mtbr), -- cgit v1.2.3-59-g8ed1b