From b486d7c95cc8336aa91813a156f9385439bde2fc Mon Sep 17 00:00:00 2001 From: Vivien Didelot Date: Mon, 1 May 2017 14:05:13 -0400 Subject: [PATCH] net: dsa: mv88e6xxx: move VTU flush Move the VTU flush operation to global1_vtu.c and call it from a mv88e6xxx_vtu_setup helper, similarly to the ATU and PVT setup. Signed-off-by: Vivien Didelot Reviewed-by: Andrew Lunn Signed-off-by: David S. Miller --- drivers/net/dsa/mv88e6xxx/chip.c | 28 +++++++++++-------------- drivers/net/dsa/mv88e6xxx/global1.h | 1 + drivers/net/dsa/mv88e6xxx/global1_vtu.c | 13 ++++++++++++ 3 files changed, 26 insertions(+), 16 deletions(-) diff --git a/drivers/net/dsa/mv88e6xxx/chip.c b/drivers/net/dsa/mv88e6xxx/chip.c index bf0350432337..d244c2283138 100644 --- a/drivers/net/dsa/mv88e6xxx/chip.c +++ b/drivers/net/dsa/mv88e6xxx/chip.c @@ -1263,17 +1263,6 @@ static void mv88e6xxx_port_fast_age(struct dsa_switch *ds, int port) netdev_err(ds->ports[port].netdev, "failed to flush ATU\n"); } -static int _mv88e6xxx_vtu_stu_flush(struct mv88e6xxx_chip *chip) -{ - int ret; - - ret = mv88e6xxx_g1_vtu_op_wait(chip); - if (ret < 0) - return ret; - - return mv88e6xxx_g1_vtu_op(chip, GLOBAL_VTU_OP_FLUSH_ALL); -} - static int _mv88e6xxx_vtu_stu_data_read(struct mv88e6xxx_chip *chip, struct mv88e6xxx_vtu_entry *entry, unsigned int nibble_offset) @@ -1412,6 +1401,14 @@ static int _mv88e6xxx_vtu_getnext(struct mv88e6xxx_chip *chip, return 0; } +static int mv88e6xxx_vtu_setup(struct mv88e6xxx_chip *chip) +{ + if (!chip->info->max_vid) + return 0; + + return mv88e6xxx_g1_vtu_flush(chip); +} + static int mv88e6xxx_port_vlan_dump(struct dsa_switch *ds, int port, struct switchdev_obj_port_vlan *vlan, int (*cb)(struct switchdev_obj *obj)) @@ -2599,11 +2596,6 @@ static int mv88e6xxx_g1_setup(struct mv88e6xxx_chip *chip) if (err) return err; - /* Clear all the VTU and STU entries */ - err = _mv88e6xxx_vtu_stu_flush(chip); - if (err < 0) - return err; - /* Configure the IP ToS mapping registers. */ err = mv88e6xxx_g1_write(chip, GLOBAL_IP_PRI_0, 0x0000); if (err) @@ -2684,6 +2676,10 @@ static int mv88e6xxx_setup(struct dsa_switch *ds) goto unlock; } + err = mv88e6xxx_vtu_setup(chip); + if (err) + goto unlock; + err = mv88e6xxx_pvt_setup(chip); if (err) goto unlock; diff --git a/drivers/net/dsa/mv88e6xxx/global1.h b/drivers/net/dsa/mv88e6xxx/global1.h index c153d07d2065..ed40e5557bbc 100644 --- a/drivers/net/dsa/mv88e6xxx/global1.h +++ b/drivers/net/dsa/mv88e6xxx/global1.h @@ -52,5 +52,6 @@ int mv88e6xxx_g1_atu_remove(struct mv88e6xxx_chip *chip, u16 fid, int port, int mv88e6xxx_g1_vtu_op_wait(struct mv88e6xxx_chip *chip); int mv88e6xxx_g1_vtu_op(struct mv88e6xxx_chip *chip, u16 op); +int mv88e6xxx_g1_vtu_flush(struct mv88e6xxx_chip *chip); #endif /* _MV88E6XXX_GLOBAL1_H */ diff --git a/drivers/net/dsa/mv88e6xxx/global1_vtu.c b/drivers/net/dsa/mv88e6xxx/global1_vtu.c index 20dfdcbda238..c41ca28da084 100644 --- a/drivers/net/dsa/mv88e6xxx/global1_vtu.c +++ b/drivers/net/dsa/mv88e6xxx/global1_vtu.c @@ -31,3 +31,16 @@ int mv88e6xxx_g1_vtu_op(struct mv88e6xxx_chip *chip, u16 op) return mv88e6xxx_g1_vtu_op_wait(chip); } + +/* VLAN Translation Unit Operations */ + +int mv88e6xxx_g1_vtu_flush(struct mv88e6xxx_chip *chip) +{ + int err; + + err = mv88e6xxx_g1_vtu_op_wait(chip); + if (err) + return err; + + return mv88e6xxx_g1_vtu_op(chip, GLOBAL_VTU_OP_FLUSH_ALL); +} -- 2.20.1