Messages in this thread Patch in this message | | | Subject | [PATCH] pinctrl: rockchip: Simplify pin_to_bank equation | From | Axel Lin <> | Date | Fri, 23 Aug 2013 15:49:00 +0800 |
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If (b->pin_base + b->nr_pins - 1) < pin is true, pin >= b->pin_base is always true because b->nr_pins is never less than 0. Thus this patch simplify the equation.
Signed-off-by: Axel Lin <axel.lin@ingics.com> --- drivers/pinctrl/pinctrl-rockchip.c | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-)
diff --git a/drivers/pinctrl/pinctrl-rockchip.c b/drivers/pinctrl/pinctrl-rockchip.c index 319a64a..ea27806 100644 --- a/drivers/pinctrl/pinctrl-rockchip.c +++ b/drivers/pinctrl/pinctrl-rockchip.c @@ -186,8 +186,7 @@ static struct rockchip_pin_bank *pin_to_bank(struct rockchip_pinctrl *info, { struct rockchip_pin_bank *b = info->ctrl->pin_banks; - while ((pin >= b->pin_base) && - ((b->pin_base + b->nr_pins - 1) < pin)) + while (pin >= (b->pin_base + b->nr_pins)) b++; return b; -- 1.8.1.2
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