diff options
| author | Andrew Lunn <andrew@lunn.ch> | 2018-01-14 02:32:45 +0100 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2018-01-14 12:08:45 -0500 |
| commit | 62eb1162ec3a65f12d0e0c383f4f57de814a5e51 (patch) | |
| tree | 12d45f39ed5dd01bba2332c61571b7bfa944f2c9 /drivers/net/dsa/mv88e6xxx/chip.c | |
| parent | 0977644c5005ca2d186b353d7236deca6aa2933e (diff) | |
| download | lwn-62eb1162ec3a65f12d0e0c383f4f57de814a5e51.tar.gz lwn-62eb1162ec3a65f12d0e0c383f4f57de814a5e51.zip | |
net: dsa: mv88e6xxx: Decode VTU problem interrupt
When there is a problem with the VTU, an interrupt can be
generated. Trap this interrupt and decode the registers to determine
what the problem was, then log the error.
Signed-off-by: Andrew Lunn <andrew@lunn.ch>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/dsa/mv88e6xxx/chip.c')
| -rw-r--r-- | drivers/net/dsa/mv88e6xxx/chip.c | 9 |
1 files changed, 8 insertions, 1 deletions
diff --git a/drivers/net/dsa/mv88e6xxx/chip.c b/drivers/net/dsa/mv88e6xxx/chip.c index 97d8bc94cee7..54cb00a27408 100644 --- a/drivers/net/dsa/mv88e6xxx/chip.c +++ b/drivers/net/dsa/mv88e6xxx/chip.c @@ -3980,11 +3980,15 @@ static int mv88e6xxx_probe(struct mdio_device *mdiodev) err = mv88e6xxx_g1_atu_prob_irq_setup(chip); if (err) goto out_g2_irq; + + err = mv88e6xxx_g1_vtu_prob_irq_setup(chip); + if (err) + goto out_g1_atu_prob_irq; } err = mv88e6xxx_mdios_register(chip, np); if (err) - goto out_g1_atu_prob_irq; + goto out_g1_vtu_prob_irq; err = mv88e6xxx_register_switch(chip); if (err) @@ -3994,6 +3998,8 @@ static int mv88e6xxx_probe(struct mdio_device *mdiodev) out_mdio: mv88e6xxx_mdios_unregister(chip); +out_g1_vtu_prob_irq: + mv88e6xxx_g1_vtu_prob_irq_free(chip); out_g1_atu_prob_irq: mv88e6xxx_g1_atu_prob_irq_free(chip); out_g2_irq: @@ -4019,6 +4025,7 @@ static void mv88e6xxx_remove(struct mdio_device *mdiodev) mv88e6xxx_mdios_unregister(chip); if (chip->irq > 0) { + mv88e6xxx_g1_vtu_prob_irq_free(chip); mv88e6xxx_g1_atu_prob_irq_free(chip); if (chip->info->g2_irqs > 0) mv88e6xxx_g2_irq_free(chip); |