diff options
| author | Rasmus Villemoes <rasmus.villemoes@prevas.dk> | 2021-01-25 16:04:49 +0100 |
|---|---|---|
| committer | Jakub Kicinski <kuba@kernel.org> | 2021-01-26 17:58:28 -0800 |
| commit | b28f3f3c3f30552285f4a420acb7afba2322d668 (patch) | |
| tree | 21e5ff4c1e0625a6904aa79fff68301cca3140cc | |
| parent | 67c9ed1c8809d554082a30a1b38b460a6e8405c0 (diff) | |
net: dsa: mv88e6xxx: use mv88e6185_g1_vtu_loadpurge() for the 6250
Apart from the mask used to get the high bits of the fid,
mv88e6185_g1_vtu_loadpurge() and mv88e6250_g1_vtu_loadpurge() are
identical. Since the entry->fid passed in should never exceed the
number of databases, we can simply use the former as-is as replacement
for the latter.
Suggested-by: Tobias Waldekranz <tobias@waldekranz.com>
Signed-off-by: Rasmus Villemoes <rasmus.villemoes@prevas.dk>
Reviewed-by: Vladimir Oltean <olteanv@gmail.com>
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
| -rw-r--r-- | drivers/net/dsa/mv88e6xxx/chip.c | 2 | ||||
| -rw-r--r-- | drivers/net/dsa/mv88e6xxx/global1.h | 2 | ||||
| -rw-r--r-- | drivers/net/dsa/mv88e6xxx/global1_vtu.c | 33 |
3 files changed, 5 insertions, 32 deletions
diff --git a/drivers/net/dsa/mv88e6xxx/chip.c b/drivers/net/dsa/mv88e6xxx/chip.c index a579518d7333..514364947944 100644 --- a/drivers/net/dsa/mv88e6xxx/chip.c +++ b/drivers/net/dsa/mv88e6xxx/chip.c @@ -4050,7 +4050,7 @@ static const struct mv88e6xxx_ops mv88e6250_ops = { .pot_clear = mv88e6xxx_g2_pot_clear, .reset = mv88e6250_g1_reset, .vtu_getnext = mv88e6185_g1_vtu_getnext, - .vtu_loadpurge = mv88e6250_g1_vtu_loadpurge, + .vtu_loadpurge = mv88e6185_g1_vtu_loadpurge, .avb_ops = &mv88e6352_avb_ops, .ptp_ops = &mv88e6250_ptp_ops, .phylink_validate = mv88e6065_phylink_validate, diff --git a/drivers/net/dsa/mv88e6xxx/global1.h b/drivers/net/dsa/mv88e6xxx/global1.h index d2dd2f4e4730..7c396964d0b2 100644 --- a/drivers/net/dsa/mv88e6xxx/global1.h +++ b/drivers/net/dsa/mv88e6xxx/global1.h @@ -336,8 +336,6 @@ int mv88e6185_g1_vtu_getnext(struct mv88e6xxx_chip *chip, struct mv88e6xxx_vtu_entry *entry); int mv88e6185_g1_vtu_loadpurge(struct mv88e6xxx_chip *chip, struct mv88e6xxx_vtu_entry *entry); -int mv88e6250_g1_vtu_loadpurge(struct mv88e6xxx_chip *chip, - struct mv88e6xxx_vtu_entry *entry); int mv88e6352_g1_vtu_getnext(struct mv88e6xxx_chip *chip, struct mv88e6xxx_vtu_entry *entry); int mv88e6352_g1_vtu_loadpurge(struct mv88e6xxx_chip *chip, diff --git a/drivers/net/dsa/mv88e6xxx/global1_vtu.c b/drivers/net/dsa/mv88e6xxx/global1_vtu.c index 519ae48ba96e..ae12c981923e 100644 --- a/drivers/net/dsa/mv88e6xxx/global1_vtu.c +++ b/drivers/net/dsa/mv88e6xxx/global1_vtu.c @@ -434,35 +434,6 @@ int mv88e6390_g1_vtu_getnext(struct mv88e6xxx_chip *chip, return 0; } -int mv88e6250_g1_vtu_loadpurge(struct mv88e6xxx_chip *chip, - struct mv88e6xxx_vtu_entry *entry) -{ - u16 op = MV88E6XXX_G1_VTU_OP_VTU_LOAD_PURGE; - int err; - - err = mv88e6xxx_g1_vtu_op_wait(chip); - if (err) - return err; - - err = mv88e6xxx_g1_vtu_vid_write(chip, entry); - if (err) - return err; - - if (entry->valid) { - err = mv88e6185_g1_vtu_data_write(chip, entry); - if (err) - return err; - - /* VTU DBNum[3:0] are located in VTU Operation 3:0 - * VTU DBNum[5:4] are located in VTU Operation 9:8 - */ - op |= entry->fid & 0x000f; - op |= (entry->fid & 0x0030) << 4; - } - - return mv88e6xxx_g1_vtu_op(chip, op); -} - int mv88e6185_g1_vtu_loadpurge(struct mv88e6xxx_chip *chip, struct mv88e6xxx_vtu_entry *entry) { @@ -484,6 +455,10 @@ int mv88e6185_g1_vtu_loadpurge(struct mv88e6xxx_chip *chip, /* VTU DBNum[3:0] are located in VTU Operation 3:0 * VTU DBNum[7:4] are located in VTU Operation 11:8 + * + * For the 6250/6220, the latter are really [5:4] and + * 9:8, but in those cases bits 7:6 of entry->fid are + * 0 since they have num_databases = 64. */ op |= entry->fid & 0x000f; op |= (entry->fid & 0x00f0) << 4; |