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| author |   Julia Lawall <julia@diku.dk> | 2009-08-01 16:48:41 -0300 |
|---|---|---|
| committer |   Mauro Carvalho Chehab <mchehab@redhat.com> | 2009-09-12 12:19:08 -0300 |
| commit | 75b697f747b14b0c6afae48ee0f5e605abd2df4c (patch) | |
| tree | 3812e853ff3d8758cded2fdfebb58bdec76babfc /drivers/media/dvb/pluto2 | |
| parent | V4L/DVB (12482): firedtv: add PID filtering for SW zigzag retune (diff) | |
| download | linux-dev-75b697f747b14b0c6afae48ee0f5e605abd2df4c.tar.xz linux-dev-75b697f747b14b0c6afae48ee0f5e605abd2df4c.zip | |
V4L/DVB (12483): Use DIV_ROUND_CLOSEST
The kernel.h macro DIV_ROUND_CLOSEST performs the computation (x + d/2)/d
but is perhaps more readable.
The semantic patch that makes this change is as follows:
(http://www.emn.fr/x-info/coccinelle/)
// <smpl>
@haskernel@
@@
@depends on haskernel@
expression x,__divisor;
@@
- (((x) + ((__divisor) / 2)) / (__divisor))
+ DIV_ROUND_CLOSEST(x,__divisor)
// </smpl>
Signed-off-by: Julia Lawall <julia@diku.dk>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
Diffstat (limited to 'drivers/media/dvb/pluto2')
| -rw-r--r-- | drivers/media/dvb/pluto2/pluto2.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/media/dvb/pluto2/pluto2.c b/drivers/media/dvb/pluto2/pluto2.c index 598eaf8acc6e..80d14a065bad 100644 --- a/drivers/media/dvb/pluto2/pluto2.c +++ b/drivers/media/dvb/pluto2/pluto2.c @@ -439,7 +439,7 @@ static inline u32 divide(u32 numerator, u32 denominator) if (denominator == 0) return ~0; - return (numerator + denominator / 2) / denominator; + return DIV_ROUND_CLOSEST(numerator, denominator); } /* LG Innotek TDTE-E001P (Infineon TUA6034) */ |