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| author | Catalin Marinas <catalin.marinas@arm.com> | 2012-10-03 17:35:18 +0400 |
|---|---|---|
| committer | Catalin Marinas <catalin.marinas@arm.com> | 2012-10-08 19:02:09 +0400 |
| commit | 27222a3d2bbb40f80af6abf0cefea1b27125409e (patch) | |
| tree | c5d136c0615ac1e5785526c3f5bbc90ddb63247c /arch | |
| parent | e9eca4de957ac33744fb994ccacd4a5102e445a8 (diff) | |
| download | linux-27222a3d2bbb40f80af6abf0cefea1b27125409e.tar.xz | |
arm64: Call swiotlb_init() instead of swiotlb_init_with_default_size()
Following commit 74838b7 (swiotlb: add the late swiotlb initialization
function with iotlb memory) the swiotlb_init_with_default_size() is a
static function. This patch changes the arm64 code to call
swiotlb_init() instead and use the default size of 64MB. It is assumed
that AArch64 platforms have enough RAM to afford the pre-allocated
swiotlb memory. It also removes the #ifdef around this call since
CONFIG_SWIOTLB is always enabled.
Signed-off-by: Catalin Marinas <catalin.marinas@arm.com>
Diffstat (limited to 'arch')
| -rw-r--r-- | arch/arm64/mm/dma-mapping.c | 6 | ||||
| -rw-r--r-- | arch/arm64/mm/init.c | 5 | ||||
| -rw-r--r-- | arch/arm64/mm/mm.h | 1 |
3 files changed, 4 insertions, 8 deletions
diff --git a/arch/arm64/mm/dma-mapping.c b/arch/arm64/mm/dma-mapping.c index 5eb244453a5b..4bd7579ec9e6 100644 --- a/arch/arm64/mm/dma-mapping.c +++ b/arch/arm64/mm/dma-mapping.c @@ -61,12 +61,10 @@ static struct dma_map_ops arm64_swiotlb_dma_ops = { .mapping_error = swiotlb_dma_mapping_error, }; -void __init swiotlb_init_with_default_size(size_t default_size, int verbose); - -void __init arm64_swiotlb_init(size_t max_size) +void __init arm64_swiotlb_init(void) { dma_ops = &arm64_swiotlb_dma_ops; - swiotlb_init_with_default_size(min((size_t)SZ_64M, max_size), 1); + swiotlb_init(1); } #define PREALLOC_DMA_DEBUG_ENTRIES 4096 diff --git a/arch/arm64/mm/init.c b/arch/arm64/mm/init.c index 5f719ba949bc..efbf7df05d3f 100644 --- a/arch/arm64/mm/init.c +++ b/arch/arm64/mm/init.c @@ -301,10 +301,7 @@ void __init mem_init(void) unsigned long reserved_pages, free_pages; struct memblock_region *reg; -#if CONFIG_SWIOTLB - extern void __init arm64_swiotlb_init(size_t max_size); - arm64_swiotlb_init(max_pfn << (PAGE_SHIFT - 1)); -#endif + arm64_swiotlb_init(); max_mapnr = pfn_to_page(max_pfn + PHYS_PFN_OFFSET) - mem_map; diff --git a/arch/arm64/mm/mm.h b/arch/arm64/mm/mm.h index d8d6e7851c14..916701e6d040 100644 --- a/arch/arm64/mm/mm.h +++ b/arch/arm64/mm/mm.h @@ -1,2 +1,3 @@ extern void __flush_dcache_page(struct page *page); extern void __init bootmem_init(void); +extern void __init arm64_swiotlb_init(void); |