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irqchip/gic-v3: Pass #redistributor-regions to gic_of_setup_kvm_info()

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The caller of gic_of_setup_kvm_info() already queried DT for the value
of the #redistributor-regions property.  So just pass this value,
instead of doing the DT look-up again in the callee.

Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Acked-by: Marc Zyngier <maz@kernel.org>
Link: https://lore.kernel.org/r/808286a3ac08f60585ae7e2c848e0f9b3cb79cf8.1719912215.git.geert+renesas@glider.be
This commit is contained in:
Geert Uytterhoeven
2024-07-02 11:24:14 +02:00
committed by Thomas Gleixner
parent 9a58480e5e
commit 10697eee6a
1 changed files with 4 additions and 9 deletions
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13
drivers/irqchip/irq-gic-v3.c
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@@ -2190,11 +2190,10 @@ static void __init gic_populate_ppi_partitions(struct device_node *gic_node)
of_node_put(parts_node);
}
static void __init gic_of_setup_kvm_info(struct device_node *node)
static void __init gic_of_setup_kvm_info(struct device_node *node, u32 nr_redist_regions)
{
int ret;
struct resource r;
u32 gicv_idx;
gic_v3_kvm_info.type = GIC_V3;
@@ -2202,12 +2201,8 @@ static void __init gic_of_setup_kvm_info(struct device_node *node)
if (!gic_v3_kvm_info.maint_irq)
return;
if (of_property_read_u32(node, "#redistributor-regions",
&gicv_idx))
gicv_idx = 1;
gicv_idx += 3; /* Also skip GICD, GICC, GICH */
ret = of_address_to_resource(node, gicv_idx, &r);
/* Also skip GICD, GICC, GICH */
ret = of_address_to_resource(node, nr_redist_regions + 3, &r);
if (!ret)
gic_v3_kvm_info.vcpu = r;
@@ -2297,7 +2292,7 @@ static int __init gic_of_init(struct device_node *node, struct device_node *pare
gic_populate_ppi_partitions(node);
if (static_branch_likely(&supports_deactivate_key))
gic_of_setup_kvm_info(node);
gic_of_setup_kvm_info(node, nr_redist_regions);
return 0;
out_unmap_rdist: