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Diffstat (limited to 'arch/mips/loongson/common/irq.c')
-rw-r--r--arch/mips/loongson/common/irq.c14
1 files changed, 4 insertions, 10 deletions
diff --git a/arch/mips/loongson/common/irq.c b/arch/mips/loongson/common/irq.c
index 20e732831978..5897471dedca 100644
--- a/arch/mips/loongson/common/irq.c
+++ b/arch/mips/loongson/common/irq.c
@@ -21,19 +21,16 @@ void bonito_irqdispatch(void)
/* workaround the IO dma problem: let cpu looping to allow DMA finish */
int_status = LOONGSON_INTISR;
- if (int_status & (1 << 10)) {
- while (int_status & (1 << 10)) {
- udelay(1);
- int_status = LOONGSON_INTISR;
- }
+ while (int_status & (1 << 10)) {
+ udelay(1);
+ int_status = LOONGSON_INTISR;
}
/* Get pending sources, masked by current enables */
int_status = LOONGSON_INTISR & LOONGSON_INTEN;
- if (int_status != 0) {
+ if (int_status) {
i = __ffs(int_status);
- int_status &= ~(1 << i);
do_IRQ(LOONGSON_IRQ_BASE + i);
}
}
@@ -56,9 +53,6 @@ void __init arch_init_irq(void)
*/
clear_c0_status(ST0_IM | ST0_BEV);
- /* setting irq trigger mode */
- set_irq_trigger_mode();
-
/* no steer */
LOONGSON_INTSTEER = 0;