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| author |   Geert Uytterhoeven <geert+renesas@glider.be> | 2016-12-16 14:28:41 +0100 |
|---|---|---|
| committer |   Konrad Rzeszutek Wilk <konrad.wilk@oracle.com> | 2016-12-19 09:05:20 -0500 |
| commit | ae7871be189cb41184f1e05742b4a99e2c59774d (patch) | |
| tree | 153af0699fabd19f238d80917ff1b18cac6bcc87 /arch/arm64/mm/dma-mapping.c | |
| parent | x86, swiotlb: Simplify pci_swiotlb_detect_override() (diff) | |
| download | linux-dev-ae7871be189cb41184f1e05742b4a99e2c59774d.tar.xz linux-dev-ae7871be189cb41184f1e05742b4a99e2c59774d.zip | |
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/mm/dma-mapping.c')
| -rw-r--r-- | arch/arm64/mm/dma-mapping.c | 3 |
1 files changed, 2 insertions, 1 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(); |