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x86/ioapic: Change prototype of acpi_ioapic_add()

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Change the argument of acpi_ioapic_add() to a generic ACPI handle, and
move its prototype from drivers/acpi/internal.h to include/linux/acpi.h
so that it can be called from outside the pci_root driver.

Signed-off-by: Rui Wang <rui.y.wang@intel.com>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: bhelgaas@google.com
Cc: helgaas@kernel.org
Cc: linux-acpi@vger.kernel.org
Cc: linux-pci@vger.kernel.org
Cc: rjw@rjwysocki.net
Cc: tony.luck@intel.com
Link: http://lkml.kernel.org/r/1471420837-31003-2-git-send-email-rui.y.wang@intel.com
Signed-off-by: Ingo Molnar <mingo@kernel.org>
This commit is contained in:
Rui Wang
2016-08-17 16:00:33 +08:00
committed by Ingo Molnar
parent 31b02dd718
commit fe7bd58f5d
4 changed files with 10 additions and 6 deletions
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6
drivers/acpi/ioapic.c
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@@ -189,13 +189,13 @@ exit:
return AE_OK;
}
int acpi_ioapic_add(struct acpi_pci_root *root)
int acpi_ioapic_add(acpi_handle root_handle)
{
acpi_status status, retval = AE_OK;
status = acpi_walk_namespace(ACPI_TYPE_DEVICE, root->device->handle,
status = acpi_walk_namespace(ACPI_TYPE_DEVICE, root_handle,
UINT_MAX, handle_ioapic_add, NULL,
root->device->handle, (void **)&retval);
root_handle, (void **)&retval);
return ACPI_SUCCESS(status) && ACPI_SUCCESS(retval) ? 0 : -ENODEV;
}