提交 6f9fc3ce 编写于 作者: J Jiri Pirko 提交者: David S. Miller

mlxsw: reg: Add Router Algorithmic LPM Tree Allocation Register definition

Register serves for allocation and deallocation of LPM search tree.
Signed-off-by: NJiri Pirko <jiri@mellanox.com>
Reviewed-by: NIdo Schimmel <idosch@mellanox.com>
Signed-off-by: NDavid S. Miller <davem@davemloft.net>
上级 5e9c16cc
......@@ -3,7 +3,7 @@
* Copyright (c) 2015 Mellanox Technologies. All rights reserved.
* Copyright (c) 2015-2016 Ido Schimmel <idosch@mellanox.com>
* Copyright (c) 2015 Elad Raz <eladr@mellanox.com>
* Copyright (c) 2015 Jiri Pirko <jiri@mellanox.com>
* Copyright (c) 2015-2016 Jiri Pirko <jiri@mellanox.com>
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
......@@ -3454,6 +3454,56 @@ static inline void mlxsw_reg_ritr_pack(char *payload, bool enable,
mlxsw_reg_ritr_if_mac_memcpy_to(payload, mac);
}
/* RALTA - Router Algorithmic LPM Tree Allocation Register
* -------------------------------------------------------
* RALTA is used to allocate the LPM trees of the SHSPM method.
*/
#define MLXSW_REG_RALTA_ID 0x8010
#define MLXSW_REG_RALTA_LEN 0x04
static const struct mlxsw_reg_info mlxsw_reg_ralta = {
.id = MLXSW_REG_RALTA_ID,
.len = MLXSW_REG_RALTA_LEN,
};
/* reg_ralta_op
* opcode (valid for Write, must be 0 on Read)
* 0 - allocate a tree
* 1 - deallocate a tree
* Access: OP
*/
MLXSW_ITEM32(reg, ralta, op, 0x00, 28, 2);
enum mlxsw_reg_ralxx_protocol {
MLXSW_REG_RALXX_PROTOCOL_IPV4,
MLXSW_REG_RALXX_PROTOCOL_IPV6,
};
/* reg_ralta_protocol
* Protocol.
* Deallocation opcode: Reserved.
* Access: RW
*/
MLXSW_ITEM32(reg, ralta, protocol, 0x00, 24, 4);
/* reg_ralta_tree_id
* An identifier (numbered from 1..cap_shspm_max_trees-1) representing
* the tree identifier (managed by software).
* Note that tree_id 0 is allocated for a default-route tree.
* Access: Index
*/
MLXSW_ITEM32(reg, ralta, tree_id, 0x00, 0, 8);
static inline void mlxsw_reg_ralta_pack(char *payload, bool alloc,
enum mlxsw_reg_ralxx_protocol protocol,
u8 tree_id)
{
MLXSW_REG_ZERO(ralta, payload);
mlxsw_reg_ralta_op_set(payload, !alloc);
mlxsw_reg_ralta_protocol_set(payload, protocol);
mlxsw_reg_ralta_tree_id_set(payload, tree_id);
}
/* MFCR - Management Fan Control Register
* --------------------------------------
* This register controls the settings of the Fan Speed PWM mechanism.
......@@ -4196,6 +4246,8 @@ static inline const char *mlxsw_reg_id_str(u16 reg_id)
return "RGCR";
case MLXSW_REG_RITR_ID:
return "RITR";
case MLXSW_REG_RALTA_ID:
return "RALTA";
case MLXSW_REG_MFCR_ID:
return "MFCR";
case MLXSW_REG_MFSC_ID:
......
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