linux-kernel - [PATCH V14 15/15] LoongArch: Fix irq number for timer and ipi

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Date:   Sun,  3 Jul 2022 16:45:32 +0800
From:   Jianmin Lv <lvjianmin@...ngson.cn>
To:     Thomas Gleixner <tglx@...utronix.de>, Marc Zyngier <maz@...nel.org>
Cc:     linux-kernel@...r.kernel.org, Hanjun Guo <guohanjun@...wei.com>,
        Lorenzo Pieralisi <lorenzo.pieralisi@....com>,
        Jiaxun Yang <jiaxun.yang@...goat.com>,
        Huacai Chen <chenhuacai@...ngson.cn>
Subject: [PATCH V14 15/15] LoongArch: Fix irq number for timer and ipi

After supporting LoongArch CPUINTC controller driver, the
irq number of interrupt source from CPUINTC is needed to transfer
from CPUINTC irqdomain, so use api of CPUINTC to transfer it.

Signed-off-by: Jianmin Lv <lvjianmin@...ngson.cn>
---
 arch/loongarch/kernel/irq.c  | 2 +-
 arch/loongarch/kernel/time.c | 2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/arch/loongarch/kernel/irq.c b/arch/loongarch/kernel/irq.c
index 7474a22..8f06364 100644
--- a/arch/loongarch/kernel/irq.c
+++ b/arch/loongarch/kernel/irq.c
@@ -104,7 +104,7 @@ void __init init_IRQ(void)
 	init_vec_parent_group();
 	irqchip_init();
 #ifdef CONFIG_SMP
-	ipi_irq = EXCCODE_IPI - EXCCODE_INT_START;
+	ipi_irq = get_ipi_irq();
 	irq_set_percpu_devid(ipi_irq);
 	r = request_percpu_irq(ipi_irq, loongson3_ipi_interrupt, "IPI", &ipi_dummy_dev);
 	if (r < 0)
diff --git a/arch/loongarch/kernel/time.c b/arch/loongarch/kernel/time.c
index fe68238..4a04aa6 100644
--- a/arch/loongarch/kernel/time.c
+++ b/arch/loongarch/kernel/time.c
@@ -132,7 +132,7 @@ int constant_clockevent_init(void)
 	struct clock_event_device *cd;
 	static int timer_irq_installed = 0;
 
-	irq = EXCCODE_TIMER - EXCCODE_INT_START;
+	irq = get_timer_irq();
 
 	cd = &per_cpu(constant_clockevent_device, cpu);
 
-- 
1.8.3.1