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Message-Id: <1490427342-2061-6-git-send-email-jiri@resnulli.us>
Date: Sat, 25 Mar 2017 08:35:39 +0100
From: Jiri Pirko <jiri@...nulli.us>
To: netdev@...r.kernel.org
Cc: davem@...emloft.net, arkadis@...lanox.com, idosch@...lanox.com,
mlxsw@...lanox.com, jhs@...atatu.com, ivecera@...hat.com,
roopa@...ulusnetworks.com, f.fainelli@...il.com,
vivien.didelot@...oirfairelinux.com, john.fastabend@...il.com,
andrew@...n.ch, simon.horman@...ronome.com
Subject: [patch net-next 5/8] mlxsw: reg: Add Router Interface Counter Register
From: Arkadi Sharshevsky <arkadis@...lanox.com>
The RICNT register retrieves per port performance counter. It will be
used to query the router interfaces statistics.
Signed-off-by: Arkadi Sharshevsky <arkadis@...lanox.com>
Signed-off-by: Jiri Pirko <jiri@...lanox.com>
---
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 82aaa3e..83b277c 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),
--
2.7.4
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