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IB/ipath: Enable reduced PIO update for HCAs that support it.
authorDave Olson <dave.olson@qlogic.com>
Thu, 17 Apr 2008 04:09:30 +0000 (21:09 -0700)
committerRoland Dreier <rolandd@cisco.com>
Thu, 17 Apr 2008 04:09:30 +0000 (21:09 -0700)
commit1d7c2e529fb6d4143d294ade7d99e29cb6b3775f
tree15bb2a68280fbefeca12ef1db4c47e9f0d386e86tree | snapshot
parent0ab6b2b9abb692919902edb6606c3b898f2dac17commit | diff
IB/ipath: Enable reduced PIO update for HCAs that support it.

Newer HCAs have a threshold counter to reduce the number of DMAs the
chip makes to update the PIO buffer availability status bits.  This
patch enables the feature.

Signed-off-by: Dave Olson <dave.olson@qlogic.com>
Signed-off-by: Roland Dreier <rolandd@cisco.com>
drivers/infiniband/hw/ipath/ipath_file_ops.c diff | blob | history
drivers/infiniband/hw/ipath/ipath_init_chip.c diff | blob | history
drivers/infiniband/hw/ipath/ipath_kernel.h diff | blob | history
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