diff mbox series

[net-next,v2,02/13] mlxsw: reg: Add Monitoring Mirror Trigger Enable Register

Message ID b2cb5330e28e56a629df5c19a0f0c35dd41ccbc1.1594416408.git.petrm@mellanox.com
State Accepted
Delegated to: David Miller
Headers show
Series mlxsw: Add support for buffer drops mirroring | expand

Commit Message

Petr Machata July 10, 2020, 9:55 p.m. UTC 
From: Amit Cohen <amitc@mellanox.com>

This register is used to configure the mirror enable for different
mirror reasons.

Signed-off-by: Amit Cohen <amitc@mellanox.com>
Reviewed-by: Jiri Pirko <jiri@mellanox.com>
Reviewed-by: Petr Machata <petrm@mellanox.com>
Signed-off-by: Petr Machata <petrm@mellanox.com>
---
 drivers/net/ethernet/mellanox/mlxsw/reg.h | 50 +++++++++++++++++++++++
 1 file changed, 50 insertions(+)
diff mbox series

Patch

diff --git a/drivers/net/ethernet/mellanox/mlxsw/reg.h b/drivers/net/ethernet/mellanox/mlxsw/reg.h
index b76c839223b5..aa2fd7debec2 100644
--- a/drivers/net/ethernet/mellanox/mlxsw/reg.h
+++ b/drivers/net/ethernet/mellanox/mlxsw/reg.h
@@ -9502,6 +9502,55 @@  MLXSW_ITEM32(reg, mogcr, ptp_iftc, 0x00, 1, 1);
  */
 MLXSW_ITEM32(reg, mogcr, ptp_eftc, 0x00, 0, 1);
 
+/* MOMTE - Monitoring Mirror Trigger Enable Register
+ * -------------------------------------------------
+ * This register is used to configure the mirror enable for different mirror
+ * reasons.
+ */
+#define MLXSW_REG_MOMTE_ID 0x908D
+#define MLXSW_REG_MOMTE_LEN 0x10
+
+MLXSW_REG_DEFINE(momte, MLXSW_REG_MOMTE_ID, MLXSW_REG_MOMTE_LEN);
+
+/* reg_momte_local_port
+ * Local port number.
+ * Access: Index
+ */
+MLXSW_ITEM32(reg, momte, local_port, 0x00, 16, 8);
+
+enum mlxsw_reg_momte_type {
+	MLXSW_REG_MOMTE_TYPE_WRED = 0x20,
+	MLXSW_REG_MOMTE_TYPE_SHARED_BUFFER_TCLASS = 0x31,
+	MLXSW_REG_MOMTE_TYPE_SHARED_BUFFER_TCLASS_DESCRIPTORS = 0x32,
+	MLXSW_REG_MOMTE_TYPE_SHARED_BUFFER_EGRESS_PORT = 0x33,
+	MLXSW_REG_MOMTE_TYPE_ING_CONG = 0x40,
+	MLXSW_REG_MOMTE_TYPE_EGR_CONG = 0x50,
+	MLXSW_REG_MOMTE_TYPE_ECN = 0x60,
+	MLXSW_REG_MOMTE_TYPE_HIGH_LATENCY = 0x70,
+};
+
+/* reg_momte_type
+ * Type of mirroring.
+ * Access: Index
+ */
+MLXSW_ITEM32(reg, momte, type, 0x04, 0, 8);
+
+/* reg_momte_tclass_en
+ * TClass/PG mirror enable. Each bit represents corresponding tclass.
+ * 0: disable (default)
+ * 1: enable
+ * Access: RW
+ */
+MLXSW_ITEM_BIT_ARRAY(reg, momte, tclass_en, 0x08, 0x08, 1);
+
+static inline void mlxsw_reg_momte_pack(char *payload, u8 local_port,
+					enum mlxsw_reg_momte_type type)
+{
+	MLXSW_REG_ZERO(momte, payload);
+	mlxsw_reg_momte_local_port_set(payload, local_port);
+	mlxsw_reg_momte_type_set(payload, type);
+}
+
 /* MTPPPC - Time Precision Packet Port Configuration
  * -------------------------------------------------
  * This register serves for configuration of which PTP messages should be
@@ -10853,6 +10902,7 @@  static const struct mlxsw_reg_info *mlxsw_reg_infos[] = {
 	MLXSW_REG(mgpc),
 	MLXSW_REG(mprs),
 	MLXSW_REG(mogcr),
+	MLXSW_REG(momte),
 	MLXSW_REG(mtpppc),
 	MLXSW_REG(mtpptr),
 	MLXSW_REG(mtptpt),