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authorAnshul Garg <aksgarg1989@gmail.com>2015-07-08 16:43:20 -0700
committerDmitry Torokhov <dmitry.torokhov@gmail.com>2015-07-08 21:50:59 -0700
commit948cea14487af7d6e8b8007dc24a5361869f410b (patch)
tree1cee6936f07f028fbacfbae7604b37c1c4dadaba /drivers/input
parentInput: joydev - use for_each_set_bit where appropriate (diff)
downloadlinux-dev-948cea14487af7d6e8b8007dc24a5361869f410b.tar.xz
linux-dev-948cea14487af7d6e8b8007dc24a5361869f410b.zip
Input: ff-core - use for_each_set_bit where appropriate
Use for_each_set_bit to check for set bits in bitmap as it is more efficient than checking individual bits. Signed-off-by: Anshul Garg <aksgarg1989@gmail.com> Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
Diffstat (limited to 'drivers/input')
-rw-r--r--drivers/input/ff-core.c5
1 files changed, 2 insertions, 3 deletions
diff --git a/drivers/input/ff-core.c b/drivers/input/ff-core.c
index 8f4a30fccbb6..c64208267198 100644
--- a/drivers/input/ff-core.c
+++ b/drivers/input/ff-core.c
@@ -343,9 +343,8 @@ int input_ff_create(struct input_dev *dev, unsigned int max_effects)
__set_bit(EV_FF, dev->evbit);
/* Copy "true" bits into ff device bitmap */
- for (i = 0; i <= FF_MAX; i++)
- if (test_bit(i, dev->ffbit))
- __set_bit(i, ff->ffbit);
+ for_each_set_bit(i, dev->ffbit, FF_CNT)
+ __set_bit(i, ff->ffbit);
/* we can emulate RUMBLE with periodic effects */
if (test_bit(FF_PERIODIC, ff->ffbit))