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mlxsw: reg: Add Router Rules Copy Register 

The RRCR register is used for copying and moving TCAM multicast routes
from different offsets. It will be used to allow routes relocation for
parman ops as part of the multicast router offloading logic.

Signed-off-by: Yotam Gigi <yotamg@mellanox.com>
Reviewed-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:
Yotam Gigi 2017-09-19 10:00:17 +02:00 committed by David S. Miller
parent 2e654e33c5
commit 4fc92846f6
1 changed files with 60 additions and 0 deletions
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60
drivers/net/ethernet/mellanox/mlxsw/reg.h
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@ -4680,6 +4680,65 @@ static inline void mlxsw_reg_ricnt_pack(char *payload, u32 index,
MLXSW_REG_RICNT_COUNTER_SET_TYPE_BASIC);
}
/* RRCR - Router Rules Copy Register Layout
* ----------------------------------------
* This register is used for moving and copying route entry rules.
*/
#define MLXSW_REG_RRCR_ID 0x800F
#define MLXSW_REG_RRCR_LEN 0x24
MLXSW_REG_DEFINE(rrcr, MLXSW_REG_RRCR_ID, MLXSW_REG_RRCR_LEN);
enum mlxsw_reg_rrcr_op {
/* Move rules */
MLXSW_REG_RRCR_OP_MOVE,
/* Copy rules */
MLXSW_REG_RRCR_OP_COPY,
};
/* reg_rrcr_op
* Access: WO
*/
MLXSW_ITEM32(reg, rrcr, op, 0x00, 28, 4);
/* reg_rrcr_offset
* Offset within the region from which to copy/move.
* Access: Index
*/
MLXSW_ITEM32(reg, rrcr, offset, 0x00, 0, 16);
/* reg_rrcr_size
* The number of rules to copy/move.
* Access: WO
*/
MLXSW_ITEM32(reg, rrcr, size, 0x04, 0, 16);
/* reg_rrcr_table_id
* Identifier of the table on which to perform the operation. Encoding is the
* same as in RTAR.key_type
* Access: Index
*/
MLXSW_ITEM32(reg, rrcr, table_id, 0x10, 0, 4);
/* reg_rrcr_dest_offset
* Offset within the region to which to copy/move
* Access: Index
*/
MLXSW_ITEM32(reg, rrcr, dest_offset, 0x20, 0, 16);
static inline void mlxsw_reg_rrcr_pack(char *payload, enum mlxsw_reg_rrcr_op op,
u16 offset, u16 size,
enum mlxsw_reg_rtar_key_type table_id,
u16 dest_offset)
{
MLXSW_REG_ZERO(rrcr, payload);
mlxsw_reg_rrcr_op_set(payload, op);
mlxsw_reg_rrcr_offset_set(payload, offset);
mlxsw_reg_rrcr_size_set(payload, size);
mlxsw_reg_rrcr_table_id_set(payload, table_id);
mlxsw_reg_rrcr_dest_offset_set(payload, dest_offset);
}
/* RALTA - Router Algorithmic LPM Tree Allocation Register
* -------------------------------------------------------
* RALTA is used to allocate the LPM trees of the SHSPM method.
@ -7133,6 +7192,7 @@ static const struct mlxsw_reg_info *mlxsw_reg_infos[] = {
MLXSW_REG(ratr),
MLXSW_REG(rtdp),
MLXSW_REG(ricnt),
MLXSW_REG(rrcr),
MLXSW_REG(ralta),
MLXSW_REG(ralst),
MLXSW_REG(raltb),