mlxsw: spectrum: Do not assume PAUSE frames are disabled

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When ieee_setpfc() gets called, PAUSE frames are not necessarily
disabled on the port.

Check if PAUSE frames are disabled or enabled and configure the port's
headroom buffer accordingly.

Fixes: d81a6bdb87 ("mlxsw: spectrum: Add IEEE 802.1Qbb PFC support")
Signed-off-by: Ido Schimmel <idosch@mellanox.com>
Reviewed-by: Jiri Pirko <jiri@mellanox.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

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Ido Schimmel 2016-08-04 17:36:20 +03:00 • committed by David S. Miller

parent 3b3bf80b99

commit b489a2000f

1 changed files with 4 additions and 4 deletions

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drivers/net/ethernet/mellanox/mlxsw/spectrum_dcb.c

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