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Commit 75aba7b0 authored Dec 10, 2015 by Suravee Suthikulpanit Committed by Marc Zyngier Dec 21, 2015

irqdomain: Introduce is_fwnode_irqchip helper



Since there will be several places checking if fwnode.type
is equal FWNODE_IRQCHIP, this patch adds a convenient function
for this purpose.

Acked-by: Marc Zyngier <marc.zyngier@arm.com>
Signed-off-by: Suravee Suthikulpanit <Suravee.Suthikulpanit@amd.com>
Signed-off-by: Marc Zyngier <marc.zyngier@arm.com>

parent 471036b2

drivers/irqchip/irq-gic.c

+1 −1

Original line number	Diff line number	Diff line
		@@ -972,7 +972,7 @@ static int gic_irq_domain_translate(struct irq_domain *d,
		return 0;
		}

		if (fwspec->fwnode->type == FWNODE_IRQCHIP) {
		if (is_fwnode_irqchip(fwspec->fwnode)) {
		if(fwspec->param_count != 2)
		return -EINVAL;

include/linux/irqdomain.h

+5 −0

Original line number	Diff line number	Diff line
		@@ -211,6 +211,11 @@ static inline struct fwnode_handle of_node_to_fwnode(struct device_node node)
		return node ? &node->fwnode : NULL;
		}

		static inline bool is_fwnode_irqchip(struct fwnode_handle *fwnode)
		{
		return fwnode && fwnode->type == FWNODE_IRQCHIP;
		}

		static inline struct irq_domain irq_find_matching_host(struct device_node node,
		enum irq_domain_bus_token bus_token)
		{

kernel/irq/irqdomain.c

+1 −1

Original line number	Diff line number	Diff line
		@@ -70,7 +70,7 @@ void irq_domain_free_fwnode(struct fwnode_handle *fwnode)
		{
		struct irqchip_fwid *fwid;

		if (WARN_ON(fwnode->type != FWNODE_IRQCHIP))
		if (WARN_ON(!is_fwnode_irqchip(fwnode)))
		return;

		fwid = container_of(fwnode, struct irqchip_fwid, fwnode);