diff options
Diffstat (limited to 'arch/mips/alchemy/devboards/bcsr.c')
| -rw-r--r-- | arch/mips/alchemy/devboards/bcsr.c | 7 |
1 files changed, 2 insertions, 5 deletions
diff --git a/arch/mips/alchemy/devboards/bcsr.c b/arch/mips/alchemy/devboards/bcsr.c index 1e83ce2e114..c98c9ea3372 100644 --- a/arch/mips/alchemy/devboards/bcsr.c +++ b/arch/mips/alchemy/devboards/bcsr.c @@ -20,7 +20,7 @@ static struct bcsr_reg { spinlock_t lock; } bcsr_regs[BCSR_CNT]; -static void __iomem *bcsr_virt; /* KSEG1 addr of BCSR base */ +static void __iomem *bcsr_virt; /* KSEG1 addr of BCSR base */ static int bcsr_csc_base; /* linux-irq of first cascaded irq */ void __init bcsr_init(unsigned long bcsr1_phys, unsigned long bcsr2_phys) @@ -90,10 +90,7 @@ static void bcsr_csc_handler(unsigned int irq, struct irq_desc *d) unsigned short bisr = __raw_readw(bcsr_virt + BCSR_REG_INTSTAT); disable_irq_nosync(irq); - - for ( ; bisr; bisr &= bisr - 1) - generic_handle_irq(bcsr_csc_base + __ffs(bisr)); - + generic_handle_irq(bcsr_csc_base + __ffs(bisr)); enable_irq(irq); } |