From: Wambui Karuga Date: Sun, 13 Oct 2019 18:47:50 +0000 (+0300) Subject: staging: vc04_services: use DIV_ROUND_UP helper macro X-Git-Tag: v5.15~5053^2~239 X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=388fa43d5979c400be9a73649058b33a2701cea0;p=platform%2Fkernel%2Flinux-starfive.git 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 Link: https://lore.kernel.org/r/20191013184750.32766-1-wambui.karugax@gmail.com Signed-off-by: Greg Kroah-Hartman --- 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 63f71b2..7510498 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 /* - */