linux-kernel - [PATCH 1/7] irqchip/stm32-exti: set_affinity return IRQ_SET_MASK_OK

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Message-ID: <20220510164123.557921-1-antonio.borneo@foss.st.com>
Date:   Tue, 10 May 2022 18:41:17 +0200
From:   Antonio Borneo <antonio.borneo@...s.st.com>
To:     Thomas Gleixner <tglx@...utronix.de>,
        Marc Zyngier <maz@...nel.org>,
        Maxime Coquelin <mcoquelin.stm32@...il.com>,
        Alexandre Torgue <alexandre.torgue@...s.st.com>,
        <linux-kernel@...r.kernel.org>,
        <linux-stm32@...md-mailman.stormreply.com>,
        <linux-arm-kernel@...ts.infradead.org>
CC:     Ludovic Barre <ludovic.barre@...s.st.com>,
        Loic Pallardy <loic.pallardy@...s.st.com>,
        Pascal Paillet <p.paillet@...s.st.com>,
        Antonio Borneo <antonio.borneo@...s.st.com>
Subject: [PATCH 1/7] irqchip/stm32-exti: set_affinity return IRQ_SET_MASK_OK_DONE if no parent

From: Ludovic Barre <ludovic.barre@...s.st.com>

If no parent, there is no specific action to do in
stm32 irqchip, and so return IRQ_SET_MASK_OK_DONE.

Signed-off-by: Ludovic Barre <ludovic.barre@...s.st.com>
Signed-off-by: Antonio Borneo <antonio.borneo@...s.st.com>
---
 drivers/irqchip/irq-stm32-exti.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/irqchip/irq-stm32-exti.c b/drivers/irqchip/irq-stm32-exti.c
index 9d18f47040eb..10c9c742c216 100644
--- a/drivers/irqchip/irq-stm32-exti.c
+++ b/drivers/irqchip/irq-stm32-exti.c
@@ -614,7 +614,7 @@ static int stm32_exti_h_set_affinity(struct irq_data *d,
 	if (d->parent_data->chip)
 		return irq_chip_set_affinity_parent(d, dest, force);
 
-	return -EINVAL;
+	return IRQ_SET_MASK_OK_DONE;
 }
 
 static int __maybe_unused stm32_exti_h_suspend(void)
-- 
2.36.0