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| author | Marc Zyngier <Marc.Zyngier@arm.com> | 2015-09-28 16:49:14 +0200 |
|---|---|---|
| committer | Rafael J. Wysocki <rafael.j.wysocki@intel.com> | 2015-10-01 02:18:38 +0200 |
| commit | f26527b1428f379fbd7edf779854c3b41bc0b3e5 (patch) | |
| tree | 2837a4e9f91658bac81b2060483e432bd55e3678 /arch | |
| parent | irqchip / ACPI: Add probing infrastructure for ACPI-based irqchips (diff) | |
| download | linux-f26527b1428f379fbd7edf779854c3b41bc0b3e5.tar.xz linux-f26527b1428f379fbd7edf779854c3b41bc0b3e5.zip | |
irqchip / GIC: Convert the GIC driver to ACPI probing
Now that we have a basic infrastructure to register irqchips and
call them on discovery of a matching entry in MADT, convert the
GIC driver to this new probing method.
It ends up being a code deletion party, which is a rather good thing.
Signed-off-by: Marc Zyngier <marc.zyngier@arm.com>
Acked-by: Catalin Marinas <catalin.marinas@arm.com>
Reviewed-by: Hanjun Guo <hanjun.guo@linaro.org>
Acked-by: Thomas Gleixner <tglx@linutronix.de>
Tested-by: Hanjun Guo <hanjun.guo@linaro.org>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
Diffstat (limited to 'arch')
| -rw-r--r-- | arch/arm64/include/asm/acpi.h | 1 | ||||
| -rw-r--r-- | arch/arm64/include/asm/irq.h | 2 | ||||
| -rw-r--r-- | arch/arm64/kernel/acpi.c | 25 |
3 files changed, 0 insertions, 28 deletions
diff --git a/arch/arm64/include/asm/acpi.h b/arch/arm64/include/asm/acpi.h index 208cec08a74f..6894205797a3 100644 --- a/arch/arm64/include/asm/acpi.h +++ b/arch/arm64/include/asm/acpi.h @@ -12,7 +12,6 @@ #ifndef _ASM_ACPI_H #define _ASM_ACPI_H -#include <linux/irqchip/arm-gic-acpi.h> #include <linux/mm.h> #include <linux/psci.h> diff --git a/arch/arm64/include/asm/irq.h b/arch/arm64/include/asm/irq.h index 1a1037a32f5c..94c53674a31d 100644 --- a/arch/arm64/include/asm/irq.h +++ b/arch/arm64/include/asm/irq.h @@ -1,8 +1,6 @@ #ifndef __ASM_IRQ_H #define __ASM_IRQ_H -#include <linux/irqchip/arm-gic-acpi.h> - #include <asm-generic/irq.h> struct pt_regs; diff --git a/arch/arm64/kernel/acpi.c b/arch/arm64/kernel/acpi.c index 19de7537e7d3..d6463bba2360 100644 --- a/arch/arm64/kernel/acpi.c +++ b/arch/arm64/kernel/acpi.c @@ -205,28 +205,3 @@ void __init acpi_boot_table_init(void) disable_acpi(); } } - -void __init acpi_gic_init(void) -{ - struct acpi_table_header *table; - acpi_status status; - acpi_size tbl_size; - int err; - - if (acpi_disabled) - return; - - status = acpi_get_table_with_size(ACPI_SIG_MADT, 0, &table, &tbl_size); - if (ACPI_FAILURE(status)) { - const char *msg = acpi_format_exception(status); - - pr_err("Failed to get MADT table, %s\n", msg); - return; - } - - err = gic_v2_acpi_init(table); - if (err) - pr_err("Failed to initialize GIC IRQ controller"); - - early_acpi_os_unmap_memory((char *)table, tbl_size); -} |