From ba73e97a6376c2e0522ff372f2555388deab8ce6 Mon Sep 17 00:00:00 2001 From: Arkadi Sharshevsky Date: Tue, 28 Mar 2017 17:24:14 +0200 Subject: [PATCH] mlxsw: reg: Add Router Interface Counter Register The RICNT register retrieves per port performance counter. It will be used to query the router interfaces statistics. Signed-off-by: Arkadi Sharshevsky Signed-off-by: Jiri Pirko Signed-off-by: David S. Miller --- drivers/net/ethernet/mellanox/mlxsw/reg.h | 124 ++++++++++++++++++++++ 1 file changed, 124 insertions(+) diff --git a/drivers/net/ethernet/mellanox/mlxsw/reg.h b/drivers/net/ethernet/mellanox/mlxsw/reg.h index 82aaa3e837d6..83b277c8090e 100644 --- a/drivers/net/ethernet/mellanox/mlxsw/reg.h +++ b/drivers/net/ethernet/mellanox/mlxsw/reg.h @@ -4341,6 +4341,129 @@ static inline void mlxsw_reg_ratr_eth_entry_pack(char *payload, mlxsw_reg_ratr_eth_destination_mac_memcpy_to(payload, dest_mac); } +/* RICNT - Router Interface Counter Register + * ----------------------------------------- + * The RICNT register retrieves per port performance counters + */ +#define MLXSW_REG_RICNT_ID 0x800B +#define MLXSW_REG_RICNT_LEN 0x100 + +MLXSW_REG_DEFINE(ricnt, MLXSW_REG_RICNT_ID, MLXSW_REG_RICNT_LEN); + +/* reg_ricnt_counter_index + * Counter index + * Access: RW + */ +MLXSW_ITEM32(reg, ricnt, counter_index, 0x04, 0, 24); + +enum mlxsw_reg_ricnt_counter_set_type { + /* No Count. */ + MLXSW_REG_RICNT_COUNTER_SET_TYPE_NO_COUNT = 0x00, + /* Basic. Used for router interfaces, counting the following: + * - Error and Discard counters. + * - Unicast, Multicast and Broadcast counters. Sharing the + * same set of counters for the different type of traffic + * (IPv4, IPv6 and mpls). + */ + MLXSW_REG_RICNT_COUNTER_SET_TYPE_BASIC = 0x09, +}; + +/* reg_ricnt_counter_set_type + * Counter Set Type for router interface counter + * Access: RW + */ +MLXSW_ITEM32(reg, ricnt, counter_set_type, 0x04, 24, 8); + +enum mlxsw_reg_ricnt_opcode { + /* Nop. Supported only for read access*/ + MLXSW_REG_RICNT_OPCODE_NOP = 0x00, + /* Clear. Setting the clr bit will reset the counter value for + * all counters of the specified Router Interface. + */ + MLXSW_REG_RICNT_OPCODE_CLEAR = 0x08, +}; + +/* reg_ricnt_opcode + * Opcode + * Access: RW + */ +MLXSW_ITEM32(reg, ricnt, op, 0x00, 28, 4); + +/* reg_ricnt_good_unicast_packets + * good unicast packets. + * Access: RW + */ +MLXSW_ITEM64(reg, ricnt, good_unicast_packets, 0x08, 0, 64); + +/* reg_ricnt_good_multicast_packets + * good multicast packets. + * Access: RW + */ +MLXSW_ITEM64(reg, ricnt, good_multicast_packets, 0x10, 0, 64); + +/* reg_ricnt_good_broadcast_packets + * good broadcast packets + * Access: RW + */ +MLXSW_ITEM64(reg, ricnt, good_broadcast_packets, 0x18, 0, 64); + +/* reg_ricnt_good_unicast_bytes + * A count of L3 data and padding octets not including L2 headers + * for good unicast frames. + * Access: RW + */ +MLXSW_ITEM64(reg, ricnt, good_unicast_bytes, 0x20, 0, 64); + +/* reg_ricnt_good_multicast_bytes + * A count of L3 data and padding octets not including L2 headers + * for good multicast frames. + * Access: RW + */ +MLXSW_ITEM64(reg, ricnt, good_multicast_bytes, 0x28, 0, 64); + +/* reg_ritr_good_broadcast_bytes + * A count of L3 data and padding octets not including L2 headers + * for good broadcast frames. + * Access: RW + */ +MLXSW_ITEM64(reg, ricnt, good_broadcast_bytes, 0x30, 0, 64); + +/* reg_ricnt_error_packets + * A count of errored frames that do not pass the router checks. + * Access: RW + */ +MLXSW_ITEM64(reg, ricnt, error_packets, 0x38, 0, 64); + +/* reg_ricnt_discrad_packets + * A count of non-errored frames that do not pass the router checks. + * Access: RW + */ +MLXSW_ITEM64(reg, ricnt, discard_packets, 0x40, 0, 64); + +/* reg_ricnt_error_bytes + * A count of L3 data and padding octets not including L2 headers + * for errored frames. + * Access: RW + */ +MLXSW_ITEM64(reg, ricnt, error_bytes, 0x48, 0, 64); + +/* reg_ricnt_discard_bytes + * A count of L3 data and padding octets not including L2 headers + * for non-errored frames that do not pass the router checks. + * Access: RW + */ +MLXSW_ITEM64(reg, ricnt, discard_bytes, 0x50, 0, 64); + +static inline void mlxsw_reg_ricnt_pack(char *payload, u32 index, + enum mlxsw_reg_ricnt_opcode op) +{ + MLXSW_REG_ZERO(ricnt, payload); + mlxsw_reg_ricnt_op_set(payload, op); + mlxsw_reg_ricnt_counter_index_set(payload, index); + mlxsw_reg_ricnt_counter_set_type_set(payload, + MLXSW_REG_RICNT_COUNTER_SET_TYPE_BASIC); +} + /* RALTA - Router Algorithmic LPM Tree Allocation Register * ------------------------------------------------------- * RALTA is used to allocate the LPM trees of the SHSPM method. @@ -6080,6 +6203,7 @@ static const struct mlxsw_reg_info *mlxsw_reg_infos[] = { MLXSW_REG(rgcr), MLXSW_REG(ritr), MLXSW_REG(ratr), + MLXSW_REG(ricnt), MLXSW_REG(ralta), MLXSW_REG(ralst), MLXSW_REG(raltb), -- 2.20.1