net: dsa: mv88e6xxx: protect SID register access

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Introduce a mv88e6xxx_has_stu() helper to protect the access to the
GLOBAL_VTU_SID register, instead of checking switch families.

Signed-off-by: Vivien Didelot <vivien.didelot@savoirfairelinux.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

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Vivien Didelot 2016-03-31 16:53:41 -04:00 • committed by David S. Miller

parent 9ef280c6c2

commit 2e7bd5ef98

1 changed files with 13 additions and 2 deletions

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drivers/net/dsa/mv88e6xxx.c

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