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Commit 4625d59d authored by Yotam Gigi's avatar Yotam Gigi Committed by David S. Miller
Browse files

mlxsw: reg: Add Management Component Data Access register 



The MCDA register allows reading and writing a firmware component.

Signed-off-by: default avatarYotam Gigi <yotamg@mellanox.com>
Reviewed-by: default avatarIdo Schimmel <idosch@mellanox.com>
Signed-off-by: default avatarJiri Pirko <jiri@mellanox.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent 191839de

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

+52 −0
Original line number Diff line number Diff line
@@ -5808,6 +5808,57 @@ static inline void mlxsw_reg_mcc_unpack(char *payload, u32 *p_update_handle, 
		*p_control_state = mlxsw_reg_mcc_control_state_get(payload);

}



/* MCDA - Management Component Data Access

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

 * This register allows reading and writing a firmware component.

 */

#define MLXSW_REG_MCDA_ID 0x9063

#define MLXSW_REG_MCDA_BASE_LEN 0x10

#define MLXSW_REG_MCDA_MAX_DATA_LEN 0x80

#define MLXSW_REG_MCDA_LEN \

		(MLXSW_REG_MCDA_BASE_LEN + MLXSW_REG_MCDA_MAX_DATA_LEN)



MLXSW_REG_DEFINE(mcda, MLXSW_REG_MCDA_ID, MLXSW_REG_MCDA_LEN);



/* reg_mcda_update_handle

 * Token representing the current flow executed by the FSM.

 * Access: RW

 */

MLXSW_ITEM32(reg, mcda, update_handle, 0x00, 0, 24);



/* reg_mcda_offset

 * Offset of accessed address relative to component start. Accesses must be in

 * accordance to log_mcda_word_size in MCQI reg.

 * Access: RW

 */

MLXSW_ITEM32(reg, mcda, offset, 0x04, 0, 32);



/* reg_mcda_size

 * Size of the data accessed, given in bytes.

 * Access: RW

 */

MLXSW_ITEM32(reg, mcda, size, 0x08, 0, 16);



/* reg_mcda_data

 * Data block accessed.

 * Access: RW

 */

MLXSW_ITEM32_INDEXED(reg, mcda, data, 0x10, 0, 32, 4, 0, false);



static inline void mlxsw_reg_mcda_pack(char *payload, u32 update_handle,

				       u32 offset, u16 size, u8 *data)

{

	int i;



	MLXSW_REG_ZERO(mcda, payload);

	mlxsw_reg_mcda_update_handle_set(payload, update_handle);

	mlxsw_reg_mcda_offset_set(payload, offset);

	mlxsw_reg_mcda_size_set(payload, size);



	for (i = 0; i < size / 4; i++)

		mlxsw_reg_mcda_data_set(payload, i, *(u32 *) &data[i * 4]);

}



/* MPSC - Monitoring Packet Sampling Configuration Register

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

 * MPSC Register is used to configure the Packet Sampling mechanism.
@@ -6388,6 +6439,7 @@ static const struct mlxsw_reg_info *mlxsw_reg_infos[] = { 
	MLXSW_REG(mpsc),

	MLXSW_REG(mcqi),

	MLXSW_REG(mcc),

	MLXSW_REG(mcda),

	MLXSW_REG(mgpc),

	MLXSW_REG(sbpr),

	MLXSW_REG(sbcm),