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-rw-r--r--arch/loongarch/include/asm/irq.h7
-rw-r--r--drivers/irqchip/irq-loongarch-avec.c5
2 files changed, 10 insertions, 2 deletions
diff --git a/arch/loongarch/include/asm/irq.h b/arch/loongarch/include/asm/irq.h
index 12bd15578c33..4a06856ece3b 100644
--- a/arch/loongarch/include/asm/irq.h
+++ b/arch/loongarch/include/asm/irq.h
@@ -50,6 +50,13 @@ void spurious_interrupt(void);
#define NR_LEGACY_VECTORS 16
#define IRQ_MATRIX_BITS NR_VECTORS
+#define AVEC_IRQ_SHIFT 4
+#define AVEC_IRQ_BIT 8
+#define AVEC_IRQ_MASK GENMASK(AVEC_IRQ_BIT - 1, 0)
+#define AVEC_CPU_SHIFT 12
+#define AVEC_CPU_BIT 16
+#define AVEC_CPU_MASK GENMASK(AVEC_CPU_BIT - 1, 0)
+
#define arch_trigger_cpumask_backtrace arch_trigger_cpumask_backtrace
void arch_trigger_cpumask_backtrace(const struct cpumask *mask, int exclude_cpu);
diff --git a/drivers/irqchip/irq-loongarch-avec.c b/drivers/irqchip/irq-loongarch-avec.c
index bf52dc8345f5..ba556c008cf3 100644
--- a/drivers/irqchip/irq-loongarch-avec.c
+++ b/drivers/irqchip/irq-loongarch-avec.c
@@ -209,8 +209,9 @@ static void avecintc_compose_msi_msg(struct irq_data *d, struct msi_msg *msg)
struct avecintc_data *adata = irq_data_get_irq_chip_data(d);
msg->address_hi = 0x0;
- msg->address_lo = (loongarch_avec.msi_base_addr | (adata->vec & 0xff) << 4)
- | ((cpu_logical_map(adata->cpu & 0xffff)) << 12);
+ msg->address_lo = (loongarch_avec.msi_base_addr |
+ (adata->vec & AVEC_IRQ_MASK) << AVEC_IRQ_SHIFT) |
+ ((cpu_logical_map(adata->cpu & AVEC_CPU_MASK)) << AVEC_CPU_SHIFT);
msg->data = 0x0;
}