net: dsa: mv88e6123_61_65: Determine and use number of switch ports

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Determine and use number of switch ports from chip ID instead of always
using the maximum, and return error when an attempt is made to access a
non-existing port.

Signed-off-by: Guenter Roeck <linux@roeck-us.net>
Reviewed-by: Andrew Lunn <andrew@lunn.ch>
Signed-off-by: Andrew Lunn <andrew@lunn.ch>
Signed-off-by: David S. Miller <davem@davemloft.net>

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Guenter Roeck 2015-04-02 04:06:32 +02:00 • committed by David S. Miller

parent d198893e73

commit 14ef6ad22a

1 changed files with 38 additions and 16 deletions

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drivers/net/dsa/mv88e6123_61_65.c

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