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From: Jiri Pirko <jiri@resnulli•us>
To: netdev@vger•kernel.org
Cc: davem@davemloft•net, arkadis@mellanox•com, idosch@mellanox•com,
	mlxsw@mellanox•com, jhs@mojatatu•com, ivecera@redhat•com,
	roopa@cumulusnetworks•com, f.fainelli@gmail•com,
	vivien.didelot@savoirfairelinux•com, john.fastabend@gmail•com,
	andrew@lunn•ch
Subject: [patch net-next RFC 3/8] mlxsw: reg: Add counter fields to RITR register
Date: Thu, 16 Feb 2017 16:22:39 +0100	[thread overview]
Message-ID: <1487258564-3775-4-git-send-email-jiri@resnulli.us> (raw)
In-Reply-To: <1487258564-3775-1-git-send-email-jiri@resnulli.us>

From: Arkadi Sharshevsky <arkadis@mellanox•com>

Update RITR for counter support. This allows adding counters for
ASIC's router ports.

Signed-off-by: Arkadi Sharshevsky <arkadis@mellanox•com>
Signed-off-by: Jiri Pirko <jiri@mellanox•com>
---
 drivers/net/ethernet/mellanox/mlxsw/reg.h | 54 +++++++++++++++++++++++++++++++
 1 file changed, 54 insertions(+)

diff --git a/drivers/net/ethernet/mellanox/mlxsw/reg.h b/drivers/net/ethernet/mellanox/mlxsw/reg.h
index 0899e2d..6066689 100644
--- a/drivers/net/ethernet/mellanox/mlxsw/reg.h
+++ b/drivers/net/ethernet/mellanox/mlxsw/reg.h
@@ -4125,6 +4125,60 @@ MLXSW_ITEM32(reg, ritr, sp_if_system_port, 0x08, 0, 16);
  */
 MLXSW_ITEM32(reg, ritr, sp_if_vid, 0x18, 0, 12);
 
+/* Shared between ingress/egress */
+enum mlxsw_reg_ritr_counter_set_type {
+	/* No Count. */
+	MLXSW_REG_RITR_COUNTER_SET_TYPE_NO_COUNT = 0x0,
+	/* 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_RITR_COUNTER_SET_TYPE_BASIC = 0x9,
+};
+
+/* reg_ritr_ingress_counter_index
+ * Counter Index for flow counter.
+ * Access: RW
+ */
+MLXSW_ITEM32(reg, ritr, ingress_counter_index, 0x38, 0, 24);
+
+/* reg_ritr_ingress_counter_set_type
+ * Igress Counter Set Type for router interface counter.
+ * Access: RW
+ */
+MLXSW_ITEM32(reg, ritr, ingress_counter_set_type, 0x38, 24, 8);
+
+/* reg_ritr_egress_counter_index
+ * Counter Index for flow counter.
+ * Access: RW
+ */
+MLXSW_ITEM32(reg, ritr, egress_counter_index, 0x3C, 0, 24);
+
+/* reg_ritr_egress_counter_set_type
+ * Egress Counter Set Type for router interface counter.
+ * Access: RW
+ */
+MLXSW_ITEM32(reg, ritr, egress_counter_set_type, 0x3C, 24, 8);
+
+static inline void mlxsw_reg_ritr_counter_pack(char *payload, u32 index,
+					       bool enable, bool egress)
+{
+	enum mlxsw_reg_ritr_counter_set_type set_type;
+
+	if (enable)
+		set_type = MLXSW_REG_RITR_COUNTER_SET_TYPE_BASIC;
+	else
+		set_type = MLXSW_REG_RITR_COUNTER_SET_TYPE_NO_COUNT;
+	mlxsw_reg_ritr_egress_counter_set_type_set(payload, set_type);
+
+	if (egress)
+		mlxsw_reg_ritr_egress_counter_index_set(payload, index);
+	else
+		mlxsw_reg_ritr_ingress_counter_index_set(payload, index);
+}
+
 static inline void mlxsw_reg_ritr_rif_pack(char *payload, u16 rif)
 {
 	MLXSW_REG_ZERO(ritr, payload);
-- 
2.7.4

  parent reply	other threads:[~2017-02-16 15:22 UTC|newest]

Thread overview: 22+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2017-02-16 15:22 [patch net-next RFC 0/8] Add support for pipeline debug (dpipe) Jiri Pirko
2017-02-16 15:22 ` [patch net-next RFC 1/8] devlink: Support " Jiri Pirko
2017-02-16 15:57   ` John Fastabend
2017-02-17  8:49   ` Simon Horman
2017-02-18  7:38     ` Jiri Pirko
2017-02-20  8:27       ` Simon Horman
2017-02-16 15:22 ` [patch net-next RFC 2/8] mlxsw: spectrum: Add support for flow counter allocator Jiri Pirko
2017-02-16 15:22 ` Jiri Pirko [this message]
2017-02-16 15:22 ` [patch net-next RFC 4/8] mlxsw: spectrum: Add placeholder for dpipe Jiri Pirko
2017-02-16 15:22 ` [patch net-next RFC 5/8] mlxsw: spectrum: Add definition for egress rif table Jiri Pirko
2017-02-16 15:22 ` [patch net-next RFC 6/8] mlxsw: reg: Add Router Interface Counter Register Jiri Pirko
2017-02-16 15:22 ` [patch net-next RFC 7/8] mlxsw: spectrum: Support for counters on router interfaces Jiri Pirko
2017-02-16 15:22 ` [patch net-next RFC 8/8] mlxsw: spectrum: Add Support for erif table entries access Jiri Pirko
2017-02-16 15:51 ` [patch net-next RFC 0/8] Add support for pipeline debug (dpipe) John Fastabend
2017-02-16 16:26   ` Jiri Pirko
2017-02-16 16:11 ` Andrew Lunn
2017-02-16 16:20   ` Jiri Pirko
2017-02-16 16:40     ` Andrew Lunn
2017-02-16 16:48       ` Jiri Pirko
2017-02-16 21:20         ` arkadis
2017-02-16 17:04 ` Andrew Lunn
2017-02-16 18:40   ` Jiri Pirko

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