Commit d50676f5 authored by Marc Zyngier's avatar Marc Zyngier
Browse files

irqchip/gic-v4.1: Add VSGI property setup 



Add the SGI configuration entry point for KVM to use.

Signed-off-by: default avatarMarc Zyngier <maz@kernel.org>
Reviewed-by: default avatarZenghui Yu <yuzenghui@huawei.com>
Link: https://lore.kernel.org/r/20200304203330.4967-16-maz@kernel.org
parent 6d31b6ff

drivers/irqchip/irq-gic-v4.c

+13 −0
Original line number Diff line number Diff line
@@ -320,6 +320,19 @@ int its_prop_update_vlpi(int irq, u8 config, bool inv) 
	return irq_set_vcpu_affinity(irq, &info);

}



int its_prop_update_vsgi(int irq, u8 priority, bool group)

{

	struct its_cmd_info info = {

		.cmd_type = PROP_UPDATE_VSGI,

		{

			.priority	= priority,

			.group		= group,

		},

	};



	return irq_set_vcpu_affinity(irq, &info);

}



int its_init_v4(struct irq_domain *domain,

		const struct irq_domain_ops *vpe_ops,

		const struct irq_domain_ops *sgi_ops)

include/linux/irqchip/arm-gic-v4.h

+1 −0
Original line number Diff line number Diff line
@@ -134,6 +134,7 @@ int its_map_vlpi(int irq, struct its_vlpi_map *map); 
int its_get_vlpi(int irq, struct its_vlpi_map *map);

int its_unmap_vlpi(int irq);

int its_prop_update_vlpi(int irq, u8 config, bool inv);

int its_prop_update_vsgi(int irq, u8 priority, bool group);



struct irq_domain_ops;

int its_init_v4(struct irq_domain *domain,

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