From: Vijaya Kumar K <vijaya.ku...@caviumnetworks.com>
Store number of lpis allocated per domain in vgic structure
Signed-off-by: Vijaya Kumar K <vijaya.ku...@caviumnetworks.com>
---
v7: - Change commit message.
- Store only nr_lpis per domain in vgic structure and drop
id_bits.
---
xen/arch/arm/vgic-v3-its.c | 2 ++
xen/arch/arm/vgic.c | 1 +
xen/include/asm-arm/domain.h | 1 +
3 files changed, 4 insertions(+)
diff --git a/xen/arch/arm/vgic-v3-its.c b/xen/arch/arm/vgic-v3-its.c
index 3679d11..4285af3 100644
--- a/xen/arch/arm/vgic-v3-its.c
+++ b/xen/arch/arm/vgic-v3-its.c
@@ -843,6 +843,8 @@ int vits_domain_init(struct domain *d)
ASSERT(is_hardware_domain(d));
ASSERT(vits_hw.enabled);
+ d->arch.vgic.nr_lpis = gic_nr_irq_ids() - FIRST_GIC_LPI;
+
d->arch.vgic.vits = xzalloc(struct vgic_its);
if ( !d->arch.vgic.vits )
return -ENOMEM;
diff --git a/xen/arch/arm/vgic.c b/xen/arch/arm/vgic.c
index baa74c7..a5ab99d9 100644
--- a/xen/arch/arm/vgic.c
+++ b/xen/arch/arm/vgic.c
@@ -75,6 +75,7 @@ int domain_vgic_init(struct domain *d, unsigned int nr_spis)
int ret;
d->arch.vgic.ctlr = 0;
+ d->arch.vgic.nr_lpis = 0;
/* Limit the number of virtual SPIs supported to (1020 - 32) = 988 */
if ( nr_spis > (1020 - NR_LOCAL_IRQS) )
diff --git a/xen/include/asm-arm/domain.h b/xen/include/asm-arm/domain.h
index 0f2aa66..011f85b 100644
--- a/xen/include/asm-arm/domain.h
+++ b/xen/include/asm-arm/domain.h
@@ -92,6 +92,7 @@ struct arch_domain
spinlock_t lock;
int ctlr;
int nr_spis; /* Number of SPIs */
+ int nr_lpis; /* Number of LPIs */
unsigned long *allocated_irqs; /* bitmap of IRQs allocated */
struct vgic_irq_rank *shared_irqs;
/*
--
1.7.9.5
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