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swiotlb: Convert swiotlb_force from int to enum

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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>
This commit is contained in:
Geert Uytterhoeven
2016-12-16 14:28:41 +01:00
committed by Konrad Rzeszutek Wilk
parent 6c206e4d99
commit ae7871be18
8 changed files with 27 additions and 18 deletions
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16
include/trace/events/swiotlb.h
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@@ -11,16 +11,16 @@ TRACE_EVENT(swiotlb_bounced,
TP_PROTO(struct device *dev,
dma_addr_t dev_addr,
size_t size,
int swiotlb_force),
enum swiotlb_force swiotlb_force),
TP_ARGS(dev, dev_addr, size, swiotlb_force),
TP_STRUCT__entry(
__string( dev_name, dev_name(dev) )
__field( u64, dma_mask )
__field( dma_addr_t, dev_addr )
__field( size_t, size )
__field( int, swiotlb_force )
__string( dev_name, dev_name(dev) )
__field( u64, dma_mask )
__field( dma_addr_t, dev_addr )
__field( size_t, size )
__field( enum swiotlb_force, swiotlb_force )
),
TP_fast_assign(
@@ -37,7 +37,9 @@ TRACE_EVENT(swiotlb_bounced,
__entry->dma_mask,
(unsigned long long)__entry->dev_addr,
__entry->size,
__entry->swiotlb_force ? "swiotlb_force" : "" )
__print_symbolic(__entry->swiotlb_force,
{ SWIOTLB_NORMAL, "NORMAL" },
{ SWIOTLB_FORCE, "FORCE" }))
);
#endif /* _TRACE_SWIOTLB_H */