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mlxsw: reg: Add Switch FID Management register definition 

Filtering identifiers (FIDs) are unique identifers of bridge instances
in the hardware.

Add the SFMR register, which is responsible for the creation and
configuration of these FIDs.

Signed-off-by: Ido Schimmel <idosch@mellanox.com>
Signed-off-by: Jiri Pirko <jiri@mellanox.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Ido Schimmel 2015-10-16 14:01:32 +02:00 committed by David S. Miller
parent e059436999
commit f1fb693a08
1 changed files with 87 additions and 0 deletions
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87
drivers/net/ethernet/mellanox/mlxsw/reg.h
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@ -883,6 +883,91 @@ static inline void mlxsw_reg_spmlr_pack(char *payload, u8 local_port,
mlxsw_reg_spmlr_learn_mode_set(payload, mode);
}
/* SFMR - Switch FID Management Register
* -------------------------------------
* Creates and configures FIDs.
*/
#define MLXSW_REG_SFMR_ID 0x201F
#define MLXSW_REG_SFMR_LEN 0x18
static const struct mlxsw_reg_info mlxsw_reg_sfmr = {
.id = MLXSW_REG_SFMR_ID,
.len = MLXSW_REG_SFMR_LEN,
};
enum mlxsw_reg_sfmr_op {
MLXSW_REG_SFMR_OP_CREATE_FID,
MLXSW_REG_SFMR_OP_DESTROY_FID,
};
/* reg_sfmr_op
* Operation.
* 0 - Create or edit FID.
* 1 - Destroy FID.
* Access: WO
*/
MLXSW_ITEM32(reg, sfmr, op, 0x00, 24, 4);
/* reg_sfmr_fid
* Filtering ID.
* Access: Index
*/
MLXSW_ITEM32(reg, sfmr, fid, 0x00, 0, 16);
/* reg_sfmr_fid_offset
* FID offset.
* Used to point into the flooding table selected by SFGC register if
* the table is of type FID-Offset. Otherwise, this field is reserved.
* Access: RW
*/
MLXSW_ITEM32(reg, sfmr, fid_offset, 0x08, 0, 16);
/* reg_sfmr_vtfp
* Valid Tunnel Flood Pointer.
* If not set, then nve_tunnel_flood_ptr is reserved and considered NULL.
* Access: RW
*
* Note: Reserved for 802.1Q FIDs.
*/
MLXSW_ITEM32(reg, sfmr, vtfp, 0x0C, 31, 1);
/* reg_sfmr_nve_tunnel_flood_ptr
* Underlay Flooding and BC Pointer.
* Used as a pointer to the first entry of the group based link lists of
* flooding or BC entries (for NVE tunnels).
* Access: RW
*/
MLXSW_ITEM32(reg, sfmr, nve_tunnel_flood_ptr, 0x0C, 0, 24);
/* reg_sfmr_vv
* VNI Valid.
* If not set, then vni is reserved.
* Access: RW
*
* Note: Reserved for 802.1Q FIDs.
*/
MLXSW_ITEM32(reg, sfmr, vv, 0x10, 31, 1);
/* reg_sfmr_vni
* Virtual Network Identifier.
* Access: RW
*
* Note: A given VNI can only be assigned to one FID.
*/
MLXSW_ITEM32(reg, sfmr, vni, 0x10, 0, 24);
static inline void mlxsw_reg_sfmr_pack(char *payload,
enum mlxsw_reg_sfmr_op op, u16 fid,
u16 fid_offset)
{
MLXSW_REG_ZERO(sfmr, payload);
mlxsw_reg_sfmr_op_set(payload, op);
mlxsw_reg_sfmr_fid_set(payload, fid);
mlxsw_reg_sfmr_fid_offset_set(payload, fid_offset);
mlxsw_reg_sfmr_vtfp_set(payload, false);
mlxsw_reg_sfmr_vv_set(payload, false);
}
/* PMLP - Ports Module to Local Port Register
* ------------------------------------------
* Configures the assignment of modules to local ports.
@ -2061,6 +2146,8 @@ static inline const char *mlxsw_reg_id_str(u16 reg_id)
return "SFTR";
case MLXSW_REG_SPMLR_ID:
return "SPMLR";
case MLXSW_REG_SFMR_ID:
return "SFMR";
case MLXSW_REG_PMLP_ID:
return "PMLP";
case MLXSW_REG_PMTU_ID: