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Commit 61c08240 authored by Marc Zyngier's avatar Marc Zyngier
Browse files

of/irq: Use of_msi_get_domain instead of open-coded "msi-parent" parsing 



Now that we have a function that implements the complexity of the
"msi-parent" property parsing, switch to that.

Acked-by: default avatarRob Herring <robh@kernel.org>
Signed-off-by: default avatarMarc Zyngier <marc.zyngier@arm.com>
parent 48ae34fb

drivers/of/irq.c

+11 −20
Original line number Diff line number Diff line
@@ -579,26 +579,6 @@ void __init of_irq_init(const struct of_device_id *matches) 
	}

}



/**

 * of_msi_configure - Set the msi_domain field of a device

 * @dev: device structure to associate with an MSI irq domain

 * @np: device node for that device

 */

void of_msi_configure(struct device *dev, struct device_node *np)

{

	struct device_node *msi_np;

	struct irq_domain *d;



	msi_np = of_parse_phandle(np, "msi-parent", 0);

	if (!msi_np)

		return;



	d = irq_find_matching_host(msi_np, DOMAIN_BUS_PLATFORM_MSI);

	if (!d)

		d = irq_find_host(msi_np);

	dev_set_msi_domain(dev, d);

}



/**

 * of_msi_map_rid - Map a MSI requester ID for a device.

 * @dev: device for which the mapping is to be done.
@@ -741,3 +721,14 @@ struct irq_domain *of_msi_get_domain(struct device *dev, 


	return NULL;

}



/**

 * of_msi_configure - Set the msi_domain field of a device

 * @dev: device structure to associate with an MSI irq domain

 * @np: device node for that device

 */

void of_msi_configure(struct device *dev, struct device_node *np)

{

	dev_set_msi_domain(dev,

			   of_msi_get_domain(dev, np, DOMAIN_BUS_PLATFORM_MSI));

}