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sh: simplify get_arch_dma_ops

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Remove the indirection through the dma_ops variable, and just return
nommu_dma_ops directly from get_arch_dma_ops.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Acked-by: Yoshinori Sato <ysato@users.sourceforge.jp>
This commit is contained in:
Christoph Hellwig
2018-04-16 17:26:38 +02:00
parent 4d8bde883b
commit b2fcb677d4
4 changed files with 3 additions and 23 deletions
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3
arch/sh/mm/consistent.c
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@@ -20,9 +20,6 @@
#include <asm/cacheflush.h>
#include <asm/addrspace.h>
const struct dma_map_ops *dma_ops;
EXPORT_SYMBOL(dma_ops);
void *dma_generic_alloc_coherent(struct device *dev, size_t size,
dma_addr_t *dma_handle, gfp_t gfp,
unsigned long attrs)

10
arch/sh/mm/init.c
View File

@@ -339,22 +339,12 @@ void __init paging_init(void)
free_area_init_nodes(max_zone_pfns);
}
/*
* Early initialization for any I/O MMUs we might have.
*/
static void __init iommu_init(void)
{
no_iommu_init();
}
unsigned int mem_init_done = 0;
void __init mem_init(void)
{
pg_data_t *pgdat;
iommu_init();
high_memory = NULL;
for_each_online_pgdat(pgdat)
high_memory = max_t(void *, high_memory,