powerpc/dma: Use the struct dma_attrs in iommu code
Update iommu_alloc() to take the struct dma_attrs and pass them on to
tce_build(). This change propagates down to the tce_build functions of
all the platforms.
Signed-off-by: Mark Nelson <markn@au1.ibm.com>
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
diff --git a/arch/powerpc/platforms/pseries/iommu.c b/arch/powerpc/platforms/pseries/iommu.c
index 9a12908..5377dd4 100644
--- a/arch/powerpc/platforms/pseries/iommu.c
+++ b/arch/powerpc/platforms/pseries/iommu.c
@@ -50,7 +50,8 @@
static void tce_build_pSeries(struct iommu_table *tbl, long index,
long npages, unsigned long uaddr,
- enum dma_data_direction direction)
+ enum dma_data_direction direction,
+ struct dma_attrs *attrs)
{
u64 proto_tce;
u64 *tcep;
@@ -95,7 +96,8 @@
static void tce_build_pSeriesLP(struct iommu_table *tbl, long tcenum,
long npages, unsigned long uaddr,
- enum dma_data_direction direction)
+ enum dma_data_direction direction,
+ struct dma_attrs *attrs)
{
u64 rc;
u64 proto_tce, tce;
@@ -127,7 +129,8 @@
static void tce_buildmulti_pSeriesLP(struct iommu_table *tbl, long tcenum,
long npages, unsigned long uaddr,
- enum dma_data_direction direction)
+ enum dma_data_direction direction,
+ struct dma_attrs *attrs)
{
u64 rc;
u64 proto_tce;
@@ -136,7 +139,8 @@
long l, limit;
if (npages == 1) {
- tce_build_pSeriesLP(tbl, tcenum, npages, uaddr, direction);
+ tce_build_pSeriesLP(tbl, tcenum, npages, uaddr,
+ direction, attrs);
return;
}
@@ -150,7 +154,7 @@
/* If allocation fails, fall back to the loop implementation */
if (!tcep) {
tce_build_pSeriesLP(tbl, tcenum, npages, uaddr,
- direction);
+ direction, attrs);
return;
}
__get_cpu_var(tce_page) = tcep;