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author | Geert Uytterhoeven | 2016-12-16 14:28:41 +0100 |
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committer | Konrad Rzeszutek Wilk | 2016-12-19 15:05:20 +0100 |
commit | ae7871be189cb41184f1e05742b4a99e2c59774d (patch) | |
tree | 153af0699fabd19f238d80917ff1b18cac6bcc87 /include/linux/swiotlb.h | |
parent | x86, swiotlb: Simplify pci_swiotlb_detect_override() (diff) | |
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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 'include/linux/swiotlb.h')
-rw-r--r-- | include/linux/swiotlb.h | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/include/linux/swiotlb.h b/include/linux/swiotlb.h index 183f37c8a5e1..71d104e4c849 100644 --- a/include/linux/swiotlb.h +++ b/include/linux/swiotlb.h @@ -9,7 +9,12 @@ struct device; struct page; struct scatterlist; -extern int swiotlb_force; +enum swiotlb_force { + SWIOTLB_NORMAL, /* Default - depending on HW DMA mask etc. */ + SWIOTLB_FORCE, /* swiotlb=force */ +}; + +extern enum swiotlb_force swiotlb_force; /* * Maximum allowable number of contiguous slabs to map, |