summaryrefslogtreecommitdiff
path: root/arch/mips/alchemy/devboards/bcsr.c
diff options
context:
space:
mode:
Diffstat (limited to 'arch/mips/alchemy/devboards/bcsr.c')
-rw-r--r--arch/mips/alchemy/devboards/bcsr.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/arch/mips/alchemy/devboards/bcsr.c b/arch/mips/alchemy/devboards/bcsr.c
index 596ad00e7f05..463d2c4d9441 100644
--- a/arch/mips/alchemy/devboards/bcsr.c
+++ b/arch/mips/alchemy/devboards/bcsr.c
@@ -89,8 +89,12 @@ 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));
+
+ enable_irq(irq);
}
/* NOTE: both the enable and mask bits must be cleared, otherwise the