linux-kernel - [PATCH] irqchip: Use of_property_read

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Message-Id: <20230310144710.1543070-1-robh@kernel.org>
Date:   Fri, 10 Mar 2023 08:47:10 -0600
From:   Rob Herring <robh@...nel.org>
To:     Thomas Gleixner <tglx@...utronix.de>,
        Marc Zyngier <maz@...nel.org>, Guo Ren <guoren@...nel.org>
Cc:     devicetree@...r.kernel.org, linux-kernel@...r.kernel.org,
        linux-csky@...r.kernel.org
Subject: [PATCH] irqchip: Use of_property_read_bool() for boolean properties

It is preferred to use typed property access functions (i.e.
of_property_read_<type> functions) rather than low-level
of_get_property/of_find_property functions for reading properties.
Convert reading boolean properties to to of_property_read_bool().

Signed-off-by: Rob Herring <robh@...nel.org>
---
 drivers/irqchip/irq-csky-apb-intc.c | 2 +-
 drivers/irqchip/irq-gic-v2m.c       | 2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/irqchip/irq-csky-apb-intc.c b/drivers/irqchip/irq-csky-apb-intc.c
index 42d8a2438ebc..6710691e4c25 100644
--- a/drivers/irqchip/irq-csky-apb-intc.c
+++ b/drivers/irqchip/irq-csky-apb-intc.c
@@ -68,7 +68,7 @@ static void __init ck_set_gc(struct device_node *node, void __iomem *reg_base,
 	gc->chip_types[0].chip.irq_mask = irq_gc_mask_clr_bit;
 	gc->chip_types[0].chip.irq_unmask = irq_gc_mask_set_bit;
 
-	if (of_find_property(node, "csky,support-pulse-signal", NULL))
+	if (of_property_read_bool(node, "csky,support-pulse-signal"))
 		gc->chip_types[0].chip.irq_unmask = irq_ck_mask_set_bit;
 }
 
diff --git a/drivers/irqchip/irq-gic-v2m.c b/drivers/irqchip/irq-gic-v2m.c
index f1e75b35a52a..f2ff4387870d 100644
--- a/drivers/irqchip/irq-gic-v2m.c
+++ b/drivers/irqchip/irq-gic-v2m.c
@@ -421,7 +421,7 @@ static int __init gicv2m_of_init(struct fwnode_handle *parent_handle,
 		u32 spi_start = 0, nr_spis = 0;
 		struct resource res;
 
-		if (!of_find_property(child, "msi-controller", NULL))
+		if (!of_property_read_bool(child, "msi-controller"))
 			continue;
 
 		ret = of_address_to_resource(child, 0, &res);
-- 
2.39.2