linux-kernel - [PATCH v5 1/4] irqchip/realtek-rtl: use irq_domain_add

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Message-Id: <e4d352e0f8b4aa7fba958c6e07101ef7ee7ade6d.1644864700.git.sander@svanheule.net>
Date:   Mon, 14 Feb 2022 19:56:58 +0100
From:   Sander Vanheule <sander@...nheule.net>
To:     Marc Zyngier <maz@...nel.org>, Rob Herring <robh+dt@...nel.org>,
        devicetree@...r.kernel.org
Cc:     Thomas Gleixner <tglx@...utronix.de>,
        Birger Koblitz <mail@...ger-koblitz.de>,
        Bert Vermeulen <bert@...t.com>,
        John Crispin <john@...ozen.org>, linux-kernel@...r.kernel.org,
        Sander Vanheule <sander@...nheule.net>
Subject: [PATCH v5 1/4] irqchip/realtek-rtl: use irq_domain_add_linear

When using an offset of 0, irq_domain_add_simple is identical to
irq_domain_add_linear on DT-based systems, so use the latter instead.

Signed-off-by: Sander Vanheule <sander@...nheule.net>
---
 drivers/irqchip/irq-realtek-rtl.c | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/drivers/irqchip/irq-realtek-rtl.c b/drivers/irqchip/irq-realtek-rtl.c
index 50a56820c99b..14e049eed0f2 100644
--- a/drivers/irqchip/irq-realtek-rtl.c
+++ b/drivers/irqchip/irq-realtek-rtl.c
@@ -171,8 +171,7 @@ static int __init realtek_rtl_of_init(struct device_node *node, struct device_no
 	/* Disable all cascaded interrupts */
 	writel(0, REG(RTL_ICTL_GIMR));
 
-	domain = irq_domain_add_simple(node, 32, 0,
-				       &irq_domain_ops, NULL);
+	domain = irq_domain_add_linear(node, 32, &irq_domain_ops, NULL);
 
 	ret = map_interrupts(node, domain);
 	if (ret) {
-- 
2.35.1