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author | Geert Uytterhoeven <geert+renesas@glider.be> | 2016-12-16 16:28:41 +0300 |
---|---|---|
committer | Konrad Rzeszutek Wilk <konrad.wilk@oracle.com> | 2016-12-19 17:05:20 +0300 |
commit | ae7871be189cb41184f1e05742b4a99e2c59774d (patch) | |
tree | 153af0699fabd19f238d80917ff1b18cac6bcc87 /arch/arm64 | |
parent | 6c206e4d99f2ed2a5a59875858e3beecc69b6474 (diff) | |
download | linux-ae7871be189cb41184f1e05742b4a99e2c59774d.tar.xz |
swiotlb: Convert swiotlb_force from int to enum
Convert the flag swiotlb_force from an int to an enum, to prepare for
the advent of more possible values.
Suggested-by: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>
Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
Signed-off-by: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>
Diffstat (limited to 'arch/arm64')
-rw-r--r-- | arch/arm64/mm/dma-mapping.c | 3 | ||||
-rw-r--r-- | arch/arm64/mm/init.c | 3 |
2 files changed, 4 insertions, 2 deletions
diff --git a/arch/arm64/mm/dma-mapping.c b/arch/arm64/mm/dma-mapping.c index 3f74d0d98de6..02265a589ef5 100644 --- a/arch/arm64/mm/dma-mapping.c +++ b/arch/arm64/mm/dma-mapping.c @@ -524,7 +524,8 @@ EXPORT_SYMBOL(dummy_dma_ops); static int __init arm64_dma_init(void) { - if (swiotlb_force || max_pfn > (arm64_dma_phys_limit >> PAGE_SHIFT)) + if (swiotlb_force == SWIOTLB_FORCE || + max_pfn > (arm64_dma_phys_limit >> PAGE_SHIFT)) swiotlb = 1; return atomic_pool_init(); diff --git a/arch/arm64/mm/init.c b/arch/arm64/mm/init.c index 212c4d1e2f26..716d1226ba69 100644 --- a/arch/arm64/mm/init.c +++ b/arch/arm64/mm/init.c @@ -401,7 +401,8 @@ static void __init free_unused_memmap(void) */ void __init mem_init(void) { - if (swiotlb_force || max_pfn > (arm64_dma_phys_limit >> PAGE_SHIFT)) + if (swiotlb_force == SWIOTLB_FORCE || + max_pfn > (arm64_dma_phys_limit >> PAGE_SHIFT)) swiotlb_init(1); set_max_mapnr(pfn_to_page(max_pfn) - mem_map); |