From: Andrew Lunn <andrew@lunn.ch>
To: David Miller <davem@davemloft.net>
Cc: netdev <netdev@vger.kernel.org>,
Florian Fainelli <f.fainelli@gmail.com>,
Vivien Didelot <vivien.didelot@gmail.com>,
jiri@mellanox.com, Andrew Lunn <andrew@lunn.ch>
Subject: [PATCH net-next 3/5] net: dsa: mv88e6xxx: global2: Expose ATU stats register
Date: Tue, 5 Nov 2019 01:12:59 +0100 [thread overview]
Message-ID: <20191105001301.27966-4-andrew@lunn.ch> (raw)
In-Reply-To: <20191105001301.27966-1-andrew@lunn.ch>
Add helpers to set/get the ATU statistics register.
Signed-off-by: Andrew Lunn <andrew@lunn.ch>
---
drivers/net/dsa/mv88e6xxx/global2.c | 20 ++++++++++++++++++++
drivers/net/dsa/mv88e6xxx/global2.h | 24 +++++++++++++++++++++++-
2 files changed, 43 insertions(+), 1 deletion(-)
diff --git a/drivers/net/dsa/mv88e6xxx/global2.c b/drivers/net/dsa/mv88e6xxx/global2.c
index bdbb72fc20ed..14954d92c564 100644
--- a/drivers/net/dsa/mv88e6xxx/global2.c
+++ b/drivers/net/dsa/mv88e6xxx/global2.c
@@ -280,6 +280,26 @@ int mv88e6xxx_g2_set_switch_mac(struct mv88e6xxx_chip *chip, u8 *addr)
return err;
}
+/* Offset 0x0E: ATU Statistics */
+
+int mv88e6xxx_g2_atu_stats_set(struct mv88e6xxx_chip *chip, u16 kind, u16 bin)
+{
+ return mv88e6xxx_g2_write(chip, MV88E6XXX_G2_ATU_STATS,
+ kind | bin);
+}
+
+int mv88e6xxx_g2_atu_stats_get(struct mv88e6xxx_chip *chip)
+{
+ int err;
+ u16 val;
+
+ err = mv88e6xxx_g2_read(chip, MV88E6XXX_G2_ATU_STATS, &val);
+ if (err)
+ return err;
+
+ return val & MV88E6XXX_G2_ATU_STATS_MASK;
+}
+
/* Offset 0x0F: Priority Override Table */
static int mv88e6xxx_g2_pot_write(struct mv88e6xxx_chip *chip, int pointer,
diff --git a/drivers/net/dsa/mv88e6xxx/global2.h b/drivers/net/dsa/mv88e6xxx/global2.h
index 42da4bca73e8..a308ca7a7da6 100644
--- a/drivers/net/dsa/mv88e6xxx/global2.h
+++ b/drivers/net/dsa/mv88e6xxx/global2.h
@@ -113,7 +113,16 @@
#define MV88E6XXX_G2_SWITCH_MAC_DATA_MASK 0x00ff
/* Offset 0x0E: ATU Stats Register */
-#define MV88E6XXX_G2_ATU_STATS 0x0e
+#define MV88E6XXX_G2_ATU_STATS 0x0e
+#define MV88E6XXX_G2_ATU_STATS_BIN_0 (0x0 << 14)
+#define MV88E6XXX_G2_ATU_STATS_BIN_1 (0x1 << 14)
+#define MV88E6XXX_G2_ATU_STATS_BIN_2 (0x2 << 14)
+#define MV88E6XXX_G2_ATU_STATS_BIN_3 (0x3 << 14)
+#define MV88E6XXX_G2_ATU_STATS_MODE_ALL (0x0 << 12)
+#define MV88E6XXX_G2_ATU_STATS_MODE_ALL_DYNAMIC (0x1 << 12)
+#define MV88E6XXX_G2_ATU_STATS_MODE_FID_ALL (0x2 << 12)
+#define MV88E6XXX_G2_ATU_STATS_MODE_FID_ALL_DYNAMIC (0x3 << 12)
+#define MV88E6XXX_G2_ATU_STATS_MASK 0x0fff
/* Offset 0x0F: Priority Override Table */
#define MV88E6XXX_G2_PRIO_OVERRIDE 0x0f
@@ -353,6 +362,8 @@ extern const struct mv88e6xxx_gpio_ops mv88e6352_gpio_ops;
int mv88e6xxx_g2_scratch_gpio_set_smi(struct mv88e6xxx_chip *chip,
bool external);
+int mv88e6xxx_g2_atu_stats_set(struct mv88e6xxx_chip *chip, u16 kind, u16 bin);
+int mv88e6xxx_g2_atu_stats_get(struct mv88e6xxx_chip *chip);
#else /* !CONFIG_NET_DSA_MV88E6XXX_GLOBAL2 */
@@ -515,6 +526,17 @@ static inline int mv88e6xxx_g2_device_mapping_write(struct mv88e6xxx_chip *chip,
return -EOPNOTSUPP;
}
+static inline int mv88e6xxx_g2_atu_stats_set(struct mv88e6xxx_chip *chip,
+ u16 kind, u16 bin)
+{
+ return -EOPNOTSUPP;
+}
+
+static inline int mv88e6xxx_g2_atu_stats_get(struct mv88e6xxx_chip *chip)
+{
+ return -EOPNOTSUPP;
+}
+
#endif /* CONFIG_NET_DSA_MV88E6XXX_GLOBAL2 */
#endif /* _MV88E6XXX_GLOBAL2_H */
--
2.23.0
next prev parent reply other threads:[~2019-11-05 0:13 UTC|newest]
Thread overview: 13+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-11-05 0:12 [PATCH net-next 0/5] mv88e6xxx ATU occupancy as devlink resource Andrew Lunn
2019-11-05 0:12 ` [PATCH net-next 1/5] net: dsa: Add support for devlink resources Andrew Lunn
2019-11-05 8:47 ` Jiri Pirko
2019-11-05 0:12 ` [PATCH net-next 2/5] net: dsa: mv88e6xxx: Add number of MACs in the ATU Andrew Lunn
2019-11-05 0:12 ` Andrew Lunn [this message]
2019-11-06 4:32 ` [PATCH net-next 3/5] net: dsa: mv88e6xxx: global2: Expose ATU stats register Vivien Didelot
2019-11-06 4:37 ` Vivien Didelot
2019-11-07 0:12 ` Andrew Lunn
2019-11-05 0:13 ` [PATCH net-next 4/5] net: dsa: mv88e6xxx: global1_atu: Add helper for get next Andrew Lunn
2019-11-05 0:13 ` [PATCH net-next 5/5] net: dsa: mv88e6xxx: Add ATU occupancy via devlink resources Andrew Lunn
2019-11-05 8:47 ` Jiri Pirko
2019-11-06 2:10 ` [PATCH net-next 0/5] mv88e6xxx ATU occupancy as devlink resource David Miller
2019-11-06 13:55 ` Andrew Lunn
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