Commit 7e9561ed authored by Vadim Pasternak's avatar Vadim Pasternak Committed by David S. Miller
Browse files

mlxsw: reg: Add Management General Peripheral Information Register 



Add MGPIR - Management General Peripheral Information Register, which
allows software to query the hardware and firmware general information
of peripheral entities as Gearboxes etc.

Signed-off-by: default avatarVadim Pasternak <vadimp@mellanox.com>
Acked-by: default avatarJiri Pirko <jiri@mellanox.com>
Signed-off-by: default avatarIdo Schimmel <idosch@mellanox.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent ae574678

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

+52 −0
Original line number Diff line number Diff line
@@ -9044,6 +9044,57 @@ static inline void mlxsw_reg_mprs_pack(char *payload, u16 parsing_depth, 
	mlxsw_reg_mprs_vxlan_udp_dport_set(payload, vxlan_udp_dport);

}



/* MGPIR - Management General Peripheral Information Register

 * ----------------------------------------------------------

 * MGPIR register allows software to query the hardware and

 * firmware general information of peripheral entities.

 */

#define MLXSW_REG_MGPIR_ID 0x9100

#define MLXSW_REG_MGPIR_LEN 0xA0



MLXSW_REG_DEFINE(mgpir, MLXSW_REG_MGPIR_ID, MLXSW_REG_MGPIR_LEN);



enum mlxsw_reg_mgpir_device_type {

	MLXSW_REG_MGPIR_DEVICE_TYPE_NONE,

	MLXSW_REG_MGPIR_DEVICE_TYPE_GEARBOX_DIE,

};



/* device_type

 * Access: RO

 */

MLXSW_ITEM32(reg, mgpir, device_type, 0x00, 24, 4);



/* devices_per_flash

 * Number of devices of device_type per flash (can be shared by few devices).

 * Access: RO

 */

MLXSW_ITEM32(reg, mgpir, devices_per_flash, 0x00, 16, 8);



/* num_of_devices

 * Number of devices of device_type.

 * Access: RO

 */

MLXSW_ITEM32(reg, mgpir, num_of_devices, 0x00, 0, 8);



static inline void mlxsw_reg_mgpir_pack(char *payload)

{

	MLXSW_REG_ZERO(mgpir, payload);

}



static inline void

mlxsw_reg_mgpir_unpack(char *payload, u8 *num_of_devices,

		       enum mlxsw_reg_mgpir_device_type *device_type,

		       u8 *devices_per_flash)

{

	if (num_of_devices)

		*num_of_devices = mlxsw_reg_mgpir_num_of_devices_get(payload);

	if (device_type)

		*device_type = mlxsw_reg_mgpir_device_type_get(payload);

	if (devices_per_flash)

		*devices_per_flash =

				mlxsw_reg_mgpir_devices_per_flash_get(payload);

}



/* TNGCR - Tunneling NVE General Configuration Register

 * ----------------------------------------------------

 * The TNGCR register is used for setting up the NVE Tunneling configuration.
@@ -10059,6 +10110,7 @@ static const struct mlxsw_reg_info *mlxsw_reg_infos[] = { 
	MLXSW_REG(mcda),

	MLXSW_REG(mgpc),

	MLXSW_REG(mprs),

	MLXSW_REG(mgpir),

	MLXSW_REG(tngcr),

	MLXSW_REG(tnumt),

	MLXSW_REG(tnqcr),

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