[PATCH v5 15/23] irqchip/gic-v4.1: Add VSGI property setup
From: Marc Zyngier <maz@kernel.org>
Date: 2020-03-04 20:36:29
Also in:
kvm, kvmarm, lkml
Subsystem:
arm generic interrupt controller drivers, irqchip drivers, the rest · Maintainers:
Marc Zyngier, Thomas Gleixner, Linus Torvalds
Add the SGI configuration entry point for KVM to use. Signed-off-by: Marc Zyngier <maz@kernel.org> --- drivers/irqchip/irq-gic-v3-its.c | 2 +- drivers/irqchip/irq-gic-v4.c | 13 +++++++++++++ include/linux/irqchip/arm-gic-v4.h | 3 ++- 3 files changed, 16 insertions(+), 2 deletions(-)
diff --git a/drivers/irqchip/irq-gic-v3-its.c b/drivers/irqchip/irq-gic-v3-its.c
index effb0e0b0c9d..b65fba67bd85 100644
--- a/drivers/irqchip/irq-gic-v3-its.c
+++ b/drivers/irqchip/irq-gic-v3-its.c@@ -4039,7 +4039,7 @@ static int its_sgi_set_vcpu_affinity(struct irq_data *d, void *vcpu_info) struct its_cmd_info *info = vcpu_info; switch (info->cmd_type) { - case PROP_UPDATE_SGI: + case PROP_UPDATE_VSGI: vpe->sgi_config[d->hwirq].priority = info->priority; vpe->sgi_config[d->hwirq].group = info->group; its_configure_sgi(d, false);
diff --git a/drivers/irqchip/irq-gic-v4.c b/drivers/irqchip/irq-gic-v4.c
index 99b33f60ac63..0c18714ae13e 100644
--- a/drivers/irqchip/irq-gic-v4.c
+++ b/drivers/irqchip/irq-gic-v4.c@@ -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)
diff --git a/include/linux/irqchip/arm-gic-v4.h b/include/linux/irqchip/arm-gic-v4.h
index 0bb111b4a504..6976b8331b60 100644
--- a/include/linux/irqchip/arm-gic-v4.h
+++ b/include/linux/irqchip/arm-gic-v4.h@@ -105,7 +105,7 @@ enum its_vcpu_info_cmd_type { SCHEDULE_VPE, DESCHEDULE_VPE, INVALL_VPE, - PROP_UPDATE_SGI, + PROP_UPDATE_VSGI, }; struct its_cmd_info {
@@ -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,
--
2.20.1
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