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ipath_wc_ppc64.c File Reference
#include "ipath_kernel.h"

Go to the source code of this file.


int ipath_enable_wc (struct ipath_devdata *dd)
int ipath_unordered_wc (void)

Function Documentation

int ipath_enable_wc ( struct ipath_devdata dd)

ipath_enable_wc - enable write combining for MMIO writes to the device : infinipath device

Nothing to do on PowerPC, so just return without error.

Definition at line 46 of file ipath_wc_ppc64.c.

int ipath_unordered_wc ( void  )

ipath_unordered_wc - indicate whether write combining is unordered

Because our performance depends on our ability to do write combining mmio writes in the most efficient way, we need to know if we are on a processor that may reorder stores when write combining.

Definition at line 59 of file ipath_wc_ppc64.c.