diff options
Diffstat (limited to 'arch')
| -rw-r--r-- | arch/mips/rb532/gpio.c | 6 |
1 files changed, 2 insertions, 4 deletions
diff --git a/arch/mips/rb532/gpio.c b/arch/mips/rb532/gpio.c index 0e84c8a..e35cb75 100644 --- a/arch/mips/rb532/gpio.c +++ b/arch/mips/rb532/gpio.c @@ -119,13 +119,11 @@ static inline void rb532_set_bit(unsigned bitval, unsigned long flags; u32 val; - bitval = !!bitval; /* map parameter to {0,1} */ - local_irq_save(flags); val = readl(ioaddr); - val &= ~( ~bitval << offset ); /* unset bit if bitval == 0 */ - val |= ( bitval << offset ); /* set bit if bitval == 1 */ + val &= ~(!bitval << offset); /* unset bit if bitval == 0 */ + val |= (!!bitval << offset); /* set bit if bitval == 1 */ writel(val, ioaddr); local_irq_restore(flags); |