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authorRui Wang <rui.y.wang@intel.com>2016-08-17 16:00:33 +0800
committerIngo Molnar <mingo@kernel.org>2016-08-18 11:45:18 +0200
commitfe7bd58f5d25d5d655b1da4a084cc4ef6f085fee (patch)
treef6c9b21e2dbecb043f5009fd7da42df9b9968576 /drivers/acpi
parent31b02dd718712f4c45afbeea7fbd187ecb1b202c (diff)
downloadop-kernel-dev-fe7bd58f5d25d5d655b1da4a084cc4ef6f085fee.zip
op-kernel-dev-fe7bd58f5d25d5d655b1da4a084cc4ef6f085fee.tar.gz
x86/ioapic: Change prototype of acpi_ioapic_add()
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>
Diffstat (limited to 'drivers/acpi')
-rw-r--r--drivers/acpi/internal.h2
-rw-r--r--drivers/acpi/ioapic.c6
-rw-r--r--drivers/acpi/pci_root.c2
3 files changed, 4 insertions, 6 deletions
diff --git a/drivers/acpi/internal.h b/drivers/acpi/internal.h
index 940218f..f26fc1d 100644
--- a/drivers/acpi/internal.h
+++ b/drivers/acpi/internal.h
@@ -40,10 +40,8 @@ int acpi_sysfs_init(void);
void acpi_container_init(void);
void acpi_memory_hotplug_init(void);
#ifdef CONFIG_ACPI_HOTPLUG_IOAPIC
-int acpi_ioapic_add(struct acpi_pci_root *root);
int acpi_ioapic_remove(struct acpi_pci_root *root);
#else
-static inline int acpi_ioapic_add(struct acpi_pci_root *root) { return 0; }
static inline int acpi_ioapic_remove(struct acpi_pci_root *root) { return 0; }
#endif
#ifdef CONFIG_ACPI_DOCK
diff --git a/drivers/acpi/ioapic.c b/drivers/acpi/ioapic.c
index ccdc8db..2449377 100644
--- a/drivers/acpi/ioapic.c
+++ b/drivers/acpi/ioapic.c
@@ -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;
}
diff --git a/drivers/acpi/pci_root.c b/drivers/acpi/pci_root.c
index d144168..b07eda1 100644
--- a/drivers/acpi/pci_root.c
+++ b/drivers/acpi/pci_root.c
@@ -614,7 +614,7 @@ static int acpi_pci_root_add(struct acpi_device *device,
if (hotadd) {
pcibios_resource_survey_bus(root->bus);
pci_assign_unassigned_root_bus_resources(root->bus);
- acpi_ioapic_add(root);
+ acpi_ioapic_add(root->device->handle);
}
pci_lock_rescan_remove();
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