[RFCv2 PATCH 5/8] arm64: Adding arch-specific acpi_init_irq_alloc_info
From: Suravee.Suthikulpanit@amd.com (Suravee Suthikulpanit)
Date: 2015-07-13 09:16:54
Also in:
linux-acpi, lkml
Subsystem:
arm64 port (aarch64 architecture), the rest · Maintainers:
Catalin Marinas, Will Deacon, Linus Torvalds
This patch addes ARM64-specific hook for calling arch-specific irq_domain_ops.ini_alloc_info() before allocating irqs. Signed-off-by: Suravee Suthikulpanit <Suravee.Suthikulpanit@amd.com> --- arch/arm64/kernel/acpi.c | 13 +++++++++++++ 1 file changed, 13 insertions(+)
diff --git a/arch/arm64/kernel/acpi.c b/arch/arm64/kernel/acpi.c
index d6463bb..f3709dc 100644
--- a/arch/arm64/kernel/acpi.c
+++ b/arch/arm64/kernel/acpi.c@@ -20,6 +20,7 @@ #include <linux/cpumask.h> #include <linux/init.h> #include <linux/irq.h> +#include <linux/irqchip/arm-gic.h> #include <linux/irqdomain.h> #include <linux/memblock.h> #include <linux/of_fdt.h>
@@ -205,3 +206,15 @@ void __init acpi_boot_table_init(void) disable_acpi(); } } + +int acpi_init_irq_alloc_info(struct irq_domain *domain, u32 gsi, unsigned int irq_type, + void **info) +{ + int ret; + uint32_t data[3] = {GIC_INT_TYPE_GSI, gsi, irq_type}; + + if (domain && domain->ops->init_alloc_info) + ret = domain->ops->init_alloc_info(data, 3, NULL, info); + + return 0; +}
--
2.1.0