irqchip/irq-imx-gpcv2: Make use of BIT() macro

Convert all instances of 1 << x to BIT(x) for consistency with other
kernel code.

Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: Jason Cooper <jason@lakedaemon.net>
Cc: Marc Zyngier <marc.zyngier@arm.com>
Cc: cphealy@gmail.com
Cc: l.stach@pengutronix.de
Cc: Leonard Crestez <leonard.crestez@nxp.com>
Cc: "A.s. Dong" <aisheng.dong@nxp.com>
Cc: Richard Zhu <hongxing.zhu@nxp.com>
Cc: linux-imx@nxp.com
Cc: linux-arm-kernel@lists.infradead.org
Cc: linux-kernel@vger.kernel.org
Signed-off-by: Andrey Smirnov <andrew.smirnov@gmail.com>
Signed-off-by: Marc Zyngier <marc.zyngier@arm.com>

diff --git a/drivers/irqchip/irq-imx-gpcv2.c b/drivers/irqchip/irq-imx-gpcv2.c
index b262ba8..077d56b 100644 (file)
--- a/drivers/irqchip/irq-imx-gpcv2.c
+++ b/drivers/irqchip/irq-imx-gpcv2.c
@@ -78,7 +78,7 @@ static int imx_gpcv2_irq_set_wake(struct irq_data *d, unsigned int on)
        u32 mask, val;
 
        raw_spin_lock_irqsave(&cd->rlock, flags);
-       mask = 1 << d->hwirq % 32;
+       mask = BIT(d->hwirq % 32);
        val = cd->wakeup_sources[idx];
 
        cd->wakeup_sources[idx] = on ? (val & ~mask) : (val | mask);
@@ -101,7 +101,7 @@ static void imx_gpcv2_irq_unmask(struct irq_data *d)
        raw_spin_lock(&cd->rlock);
        reg = gpcv2_idx_to_reg(cd, d->hwirq / 32);
        val = readl_relaxed(reg);
-       val &= ~(1 << d->hwirq % 32);
+       val &= ~BIT(d->hwirq % 32);
        writel_relaxed(val, reg);
        raw_spin_unlock(&cd->rlock);
 
@@ -117,7 +117,7 @@ static void imx_gpcv2_irq_mask(struct irq_data *d)
        raw_spin_lock(&cd->rlock);
        reg = gpcv2_idx_to_reg(cd, d->hwirq / 32);
        val = readl_relaxed(reg);
-       val |= 1 << (d->hwirq % 32);
+       val |= BIT(d->hwirq % 32);
        writel_relaxed(val, reg);
        raw_spin_unlock(&cd->rlock);