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Commit 55c63aaa authored by Jiri Pirko's avatar Jiri Pirko Committed by David S. Miller
Browse files

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: default avatarJiri Pirko <jiri@mellanox.com>
Reviewed-by: default avatarIdo Schimmel <idosch@mellanox.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent 29033726

drivers/net/ethernet/mellanox/mlxsw/reg.h

+49 −0
Original line number Diff line number Diff line
@@ -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),