In the liointc hardware, there are different ISRs for different cores. We always use core#0's ISR before but has no problem, it is because the interrupts are routed to core#0 by default. If we change the routing, we should set correct ISRs for different cores. Cc: <stable@xxxxxxxxxxxxxxx> Signed-off-by: Tianli Xiong <xiongtianli@xxxxxxxxxxx> Signed-off-by: Huacai Chen <chenhuacai@xxxxxxxxxxx> --- drivers/irqchip/irq-loongson-liointc.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/drivers/irqchip/irq-loongson-liointc.c b/drivers/irqchip/irq-loongson-liointc.c index e4b33aed1c97..7c4fe7ab4b83 100644 --- a/drivers/irqchip/irq-loongson-liointc.c +++ b/drivers/irqchip/irq-loongson-liointc.c @@ -28,7 +28,7 @@ #define LIOINTC_INTC_CHIP_START 0x20 -#define LIOINTC_REG_INTC_STATUS (LIOINTC_INTC_CHIP_START + 0x20) +#define LIOINTC_REG_INTC_STATUS(core) (LIOINTC_INTC_CHIP_START + 0x20 + (core) * 8) #define LIOINTC_REG_INTC_EN_STATUS (LIOINTC_INTC_CHIP_START + 0x04) #define LIOINTC_REG_INTC_ENABLE (LIOINTC_INTC_CHIP_START + 0x08) #define LIOINTC_REG_INTC_DISABLE (LIOINTC_INTC_CHIP_START + 0x0c) @@ -217,7 +217,7 @@ static int liointc_init(phys_addr_t addr, unsigned long size, int revision, goto out_free_priv; for (i = 0; i < LIOINTC_NUM_CORES; i++) - priv->core_isr[i] = base + LIOINTC_REG_INTC_STATUS; + priv->core_isr[i] = base + LIOINTC_REG_INTC_STATUS(i); for (i = 0; i < LIOINTC_NUM_PARENT; i++) priv->handler[i].parent_int_map = parent_int_map[i]; -- 2.43.0
