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Date: Mon, 19 Sep 2022 13:08:46 +0200 From: Mattias Forsblad <mattias.forsblad@...il.com> To: netdev@...r.kernel.org Cc: Andrew Lunn <andrew@...n.ch>, Vivien Didelot <vivien.didelot@...il.com>, Florian Fainelli <f.fainelli@...il.com>, Vladimir Oltean <olteanv@...il.com>, "David S . Miller" <davem@...emloft.net>, Eric Dumazet <edumazet@...gle.com>, Jakub Kicinski <kuba@...nel.org>, Paolo Abeni <pabeni@...hat.com>, linux@...linux.org.uk, ansuelsmth@...il.com, Mattias Forsblad <mattias.forsblad@...il.com> Subject: [PATCH net-next v14 6/7] net: dsa: mv88e6xxx: rmon: Use RMU for reading RMON data Redirect calls for collecting the RMON counters to RMU instead of over legacy MDIO. Signed-off-by: Mattias Forsblad <mattias.forsblad@...il.com> --- drivers/net/dsa/mv88e6xxx/chip.c | 12 +++++++++--- drivers/net/dsa/mv88e6xxx/chip.h | 2 ++ drivers/net/dsa/mv88e6xxx/smi.c | 3 +++ 3 files changed, 14 insertions(+), 3 deletions(-) diff --git a/drivers/net/dsa/mv88e6xxx/chip.c b/drivers/net/dsa/mv88e6xxx/chip.c index 5b22fe4b3284..860896849785 100644 --- a/drivers/net/dsa/mv88e6xxx/chip.c +++ b/drivers/net/dsa/mv88e6xxx/chip.c @@ -1386,10 +1386,9 @@ static void mv88e6xxx_get_stats(struct mv88e6xxx_chip *chip, int port, mv88e6xxx_reg_unlock(chip); } -static void mv88e6xxx_get_ethtool_stats(struct dsa_switch *ds, int port, - uint64_t *data) +void mv88e6xxx_get_ethtool_stats_mdio(struct mv88e6xxx_chip *chip, int port, + uint64_t *data) { - struct mv88e6xxx_chip *chip = ds->priv; int ret; mv88e6xxx_reg_lock(chip); @@ -1401,7 +1400,14 @@ static void mv88e6xxx_get_ethtool_stats(struct dsa_switch *ds, int port, return; mv88e6xxx_get_stats(chip, port, data); +} + +static void mv88e6xxx_get_ethtool_stats(struct dsa_switch *ds, int port, + uint64_t *data) +{ + struct mv88e6xxx_chip *chip = ds->priv; + chip->smi_ops->get_rmon(chip, port, data); } static int mv88e6xxx_get_regs_len(struct dsa_switch *ds, int port) diff --git a/drivers/net/dsa/mv88e6xxx/chip.h b/drivers/net/dsa/mv88e6xxx/chip.h index aca7cfef196e..7b692ba688f7 100644 --- a/drivers/net/dsa/mv88e6xxx/chip.h +++ b/drivers/net/dsa/mv88e6xxx/chip.h @@ -811,6 +811,8 @@ int mv88e6xxx_wait_bit(struct mv88e6xxx_chip *chip, int addr, int reg, int bit, int val); struct mii_bus *mv88e6xxx_default_mdio_bus(struct mv88e6xxx_chip *chip); +void mv88e6xxx_get_ethtool_stats_mdio(struct mv88e6xxx_chip *chip, int port, + uint64_t *data); static inline void mv88e6xxx_reg_lock(struct mv88e6xxx_chip *chip) { mutex_lock(&chip->reg_lock); diff --git a/drivers/net/dsa/mv88e6xxx/smi.c b/drivers/net/dsa/mv88e6xxx/smi.c index a990271b7482..ae805c449b85 100644 --- a/drivers/net/dsa/mv88e6xxx/smi.c +++ b/drivers/net/dsa/mv88e6xxx/smi.c @@ -83,6 +83,7 @@ static int mv88e6xxx_smi_direct_wait(struct mv88e6xxx_chip *chip, static const struct mv88e6xxx_bus_ops mv88e6xxx_smi_direct_ops = { .read = mv88e6xxx_smi_direct_read, .write = mv88e6xxx_smi_direct_write, + .get_rmon = mv88e6xxx_get_ethtool_stats_mdio, }; static int mv88e6xxx_smi_dual_direct_read(struct mv88e6xxx_chip *chip, @@ -100,6 +101,7 @@ static int mv88e6xxx_smi_dual_direct_write(struct mv88e6xxx_chip *chip, static const struct mv88e6xxx_bus_ops mv88e6xxx_smi_dual_direct_ops = { .read = mv88e6xxx_smi_dual_direct_read, .write = mv88e6xxx_smi_dual_direct_write, + .get_rmon = mv88e6xxx_get_ethtool_stats_mdio, }; /* Offset 0x00: SMI Command Register @@ -166,6 +168,7 @@ static const struct mv88e6xxx_bus_ops mv88e6xxx_smi_indirect_ops = { .read = mv88e6xxx_smi_indirect_read, .write = mv88e6xxx_smi_indirect_write, .init = mv88e6xxx_smi_indirect_init, + .get_rmon = mv88e6xxx_get_ethtool_stats_mdio, }; int mv88e6xxx_smi_init(struct mv88e6xxx_chip *chip, -- 2.25.1
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