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dsa: mv88e6xxx: Make mv88e6xxx_wait() timeout verbose 

When mv88e6xxx_wait() returns a timeout, something bad has
happened. Make sure it is noticed by logging an error.

Signed-off-by: Andrew Lunn <andrew@lunn.ch>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Andrew Lunn 2016-08-19 00:01:57 +02:00 committed by David S. Miller
parent 0f02b4f752
commit 30853553c0
1 changed files with 1 additions and 0 deletions
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1
drivers/net/dsa/mv88e6xxx/chip.c
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@ -325,6 +325,7 @@ static int mv88e6xxx_wait(struct mv88e6xxx_chip *chip, int addr, int reg,
usleep_range(1000, 2000); usleep_range(1000, 2000);
} }
dev_err(chip->dev, "Timeout while waiting for switch\n");
return -ETIMEDOUT; return -ETIMEDOUT;
} }