diff options
| author | Wambui Karuga <wambui.karugax@gmail.com> | 2019-10-13 21:47:50 +0300 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2019-10-14 15:36:58 +0200 |
| commit | 388fa43d5979c400be9a73649058b33a2701cea0 (patch) | |
| tree | d43d12f96bbb306d0c00e63578527fcfa9dcef28 | |
| parent | 51a50b26c6dd296413350744722e4e5964c0991a (diff) | |
| download | linux-388fa43d5979c400be9a73649058b33a2701cea0.tar.bz2 | |
staging: vc04_services: use DIV_ROUND_UP helper macro
Replace open-coded division calculation with the DIV_ROUND_UP
helper macro for better readability.
Issue found using coccinelle:
@@
expression n,d;
@@
(
- ((n + d - 1) / d)
+ DIV_ROUND_UP(n,d)
|
- ((n + (d - 1)) / d)
+ DIV_ROUND_UP(n,d)
)
Signed-off-by: Wambui Karuga <wambui.karugax@gmail.com>
Link: https://lore.kernel.org/r/20191013184750.32766-1-wambui.karugax@gmail.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
| -rw-r--r-- | drivers/staging/vc04_services/interface/vchiq_arm/vchiq_core.h | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/staging/vc04_services/interface/vchiq_arm/vchiq_core.h b/drivers/staging/vc04_services/interface/vchiq_arm/vchiq_core.h index 63f71b2a492f..75104986201b 100644 --- a/drivers/staging/vc04_services/interface/vchiq_arm/vchiq_core.h +++ b/drivers/staging/vc04_services/interface/vchiq_arm/vchiq_core.h @@ -60,8 +60,8 @@ vchiq_static_assert(IS_POW2(VCHIQ_MAX_SLOTS_PER_SIDE)); #define VCHIQ_SLOT_MASK (VCHIQ_SLOT_SIZE - 1) #define VCHIQ_SLOT_QUEUE_MASK (VCHIQ_MAX_SLOTS_PER_SIDE - 1) -#define VCHIQ_SLOT_ZERO_SLOTS ((sizeof(struct vchiq_slot_zero) + \ - VCHIQ_SLOT_SIZE - 1) / VCHIQ_SLOT_SIZE) +#define VCHIQ_SLOT_ZERO_SLOTS DIV_ROUND_UP(sizeof(struct vchiq_slot_zero), \ + VCHIQ_SLOT_SIZE) #define VCHIQ_MSG_PADDING 0 /* - */ #define VCHIQ_MSG_CONNECT 1 /* - */ |