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net: dsa: mv88e6xxx: add RMU disable op

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The RMU mode bits moved a lot within the Global Control 2 register of
the Marvell switch families. Add an .rmu_disable op to support at least
3 known alternatives.

Signed-off-by: Vivien Didelot <vivien.didelot@savoirfairelinux.com>
Reviewed-by: Andrew Lunn <andrew@lunn.ch>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Vivien Didelot
2018-05-09 11:38:51 -04:00
committed by David S. Miller
parent 23c9891996
commit 9e5baf9b36
4 changed files with 65 additions and 0 deletions
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18
drivers/net/dsa/mv88e6xxx/global1.c
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@@ -373,6 +373,24 @@ int mv88e6185_g1_set_cascade_port(struct mv88e6xxx_chip *chip, int port)
return mv88e6xxx_g1_ctl2_mask(chip, mask, port << __bf_shf(mask));
}
int mv88e6085_g1_rmu_disable(struct mv88e6xxx_chip *chip)
{
return mv88e6xxx_g1_ctl2_mask(chip, MV88E6085_G1_CTL2_P10RM |
MV88E6085_G1_CTL2_RM_ENABLE, 0);
}
int mv88e6352_g1_rmu_disable(struct mv88e6xxx_chip *chip)
{
return mv88e6xxx_g1_ctl2_mask(chip, MV88E6352_G1_CTL2_RMU_MODE_MASK,
MV88E6352_G1_CTL2_RMU_MODE_DISABLED);
}
int mv88e6390_g1_rmu_disable(struct mv88e6xxx_chip *chip)
{
return mv88e6xxx_g1_ctl2_mask(chip, MV88E6390_G1_CTL2_RMU_MODE_MASK,
MV88E6390_G1_CTL2_RMU_MODE_DISABLED);
}
int mv88e6390_g1_stats_set_histogram(struct mv88e6xxx_chip *chip)
{
u16 val;