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usb/host/fotg210: convert macro to inline function

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This patch convert the macro speed_char in an inline function. The goal
of this patch is to make the code easier to read.

Signed-off-by: Peter Senna Tschudin <peter.senna@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Peter Senna Tschudin 2015-10-12 23:22:38 +02:00 committed by Greg Kroah-Hartman
parent 05ebc36e48
commit c4d66b5f8d
1 changed files with 16 additions and 11 deletions
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27
drivers/usb/host/fotg210-hcd.c
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@ -330,17 +330,22 @@ struct debug_buffer {
size_t alloc_size;
};
#define speed_char(info1)({ char tmp; \
switch (info1 & (3 << 12)) { \
case QH_FULL_SPEED: \
tmp = 'f'; break; \
case QH_LOW_SPEED: \
tmp = 'l'; break; \
case QH_HIGH_SPEED: \
tmp = 'h'; break; \
default: \
tmp = '?'; break; \
} tmp; })
static inline char speed_char(u32 scratch)
{
switch (scratch & (3 << 12)) {
case QH_FULL_SPEED:
return 'f';
case QH_LOW_SPEED:
return 'l';
case QH_HIGH_SPEED:
return 'h';
default:
return '?';
}
}
static inline char token_mark(struct fotg210_hcd *fotg210, __hc32 token)
{