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mlxsw: reg: Adding SMID register 

Adding back SMID register definition and packing. For each MC group a new
SMID entry will be generated.

Signed-off-by: Elad Raz <eladr@mellanox.com>
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:
Elad Raz 2016-01-10 21:06:25 +01:00 committed by David S. Miller
parent 5230b25f06
commit fabe548322
1 changed files with 51 additions and 0 deletions
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51
drivers/net/ethernet/mellanox/mlxsw/reg.h
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@ -99,6 +99,55 @@ static const struct mlxsw_reg_info mlxsw_reg_spad = {
*/
MLXSW_ITEM_BUF(reg, spad, base_mac, 0x02, 6);
/* SMID - Switch Multicast ID
* --------------------------
* The MID record maps from a MID (Multicast ID), which is a unique identifier
* of the multicast group within the stacking domain, into a list of local
* ports into which the packet is replicated.
*/
#define MLXSW_REG_SMID_ID 0x2007
#define MLXSW_REG_SMID_LEN 0x240
static const struct mlxsw_reg_info mlxsw_reg_smid = {
.id = MLXSW_REG_SMID_ID,
.len = MLXSW_REG_SMID_LEN,
};
/* reg_smid_swid
* Switch partition ID.
* Access: Index
*/
MLXSW_ITEM32(reg, smid, swid, 0x00, 24, 8);
/* reg_smid_mid
* Multicast identifier - global identifier that represents the multicast group
* across all devices.
* Access: Index
*/
MLXSW_ITEM32(reg, smid, mid, 0x00, 0, 16);
/* reg_smid_port
* Local port memebership (1 bit per port).
* Access: RW
*/
MLXSW_ITEM_BIT_ARRAY(reg, smid, port, 0x20, 0x20, 1);
/* reg_smid_port_mask
* Local port mask (1 bit per port).
* Access: W
*/
MLXSW_ITEM_BIT_ARRAY(reg, smid, port_mask, 0x220, 0x20, 1);
static inline void mlxsw_reg_smid_pack(char *payload, u16 mid,
u8 port, bool set)
{
MLXSW_REG_ZERO(smid, payload);
mlxsw_reg_smid_swid_set(payload, 0);
mlxsw_reg_smid_mid_set(payload, mid);
mlxsw_reg_smid_port_set(payload, port, set);
mlxsw_reg_smid_port_mask_set(payload, port, 1);
}
/* SSPR - Switch System Port Record Register
* -----------------------------------------
* Configures the system port to local port mapping.
@ -3052,6 +3101,8 @@ static inline const char *mlxsw_reg_id_str(u16 reg_id)
return "SGCR";
case MLXSW_REG_SPAD_ID:
return "SPAD";
case MLXSW_REG_SMID_ID:
return "SMID";
case MLXSW_REG_SSPR_ID:
return "SSPR";
case MLXSW_REG_SFDAT_ID: