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authorLv Zheng <lv.zheng@intel.com>2013-12-03 08:49:16 +0800
committerRafael J. Wysocki <rafael.j.wysocki@intel.com>2013-12-07 01:03:14 +0100
commit8b48463f89429af408ff695244dc627e1acff4f7 (patch)
tree7870e8c2e8ed42df90ba79a809f1ec57656fedaf /include
parent6ce4eac1f600b34f2f7f58f9cd8f0503d79e42ae (diff)
downloadop-kernel-dev-8b48463f89429af408ff695244dc627e1acff4f7.zip
op-kernel-dev-8b48463f89429af408ff695244dc627e1acff4f7.tar.gz
ACPI: Clean up inclusions of ACPI header files
Replace direct inclusions of <acpi/acpi.h>, <acpi/acpi_bus.h> and <acpi/acpi_drivers.h>, which are incorrect, with <linux/acpi.h> inclusions and remove some inclusions of those files that aren't necessary. First of all, <acpi/acpi.h>, <acpi/acpi_bus.h> and <acpi/acpi_drivers.h> should not be included directly from any files that are built for CONFIG_ACPI unset, because that generally leads to build warnings about undefined symbols in !CONFIG_ACPI builds. For CONFIG_ACPI set, <linux/acpi.h> includes those files and for CONFIG_ACPI unset it provides stub ACPI symbols to be used in that case. Second, there are ordering dependencies between those files that always have to be met. Namely, it is required that <acpi/acpi_bus.h> be included prior to <acpi/acpi_drivers.h> so that the acpi_pci_root declarations the latter depends on are always there. And <acpi/acpi.h> which provides basic ACPICA type declarations should always be included prior to any other ACPI headers in CONFIG_ACPI builds. That also is taken care of including <linux/acpi.h> as appropriate. Signed-off-by: Lv Zheng <lv.zheng@intel.com> Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org> Cc: Matthew Garrett <mjg59@srcf.ucam.org> Cc: Tony Luck <tony.luck@intel.com> Cc: "H. Peter Anvin" <hpa@zytor.com> Acked-by: Bjorn Helgaas <bhelgaas@google.com> (drivers/pci stuff) Acked-by: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com> (Xen stuff) Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
Diffstat (limited to 'include')
-rw-r--r--include/acpi/acpi_bus.h2
-rw-r--r--include/acpi/acpi_drivers.h3
-rw-r--r--include/linux/acpi_io.h2
-rw-r--r--include/linux/ide.h8
-rw-r--r--include/linux/iscsi_ibft.h2
-rw-r--r--include/linux/pci_hotplug.h3
-rw-r--r--include/linux/sfi_acpi.h2
-rw-r--r--include/linux/tboot.h2
8 files changed, 7 insertions, 17 deletions
diff --git a/include/acpi/acpi_bus.h b/include/acpi/acpi_bus.h
index 7b2de02..510119a 100644
--- a/include/acpi/acpi_bus.h
+++ b/include/acpi/acpi_bus.h
@@ -28,8 +28,6 @@
#include <linux/device.h>
-#include <acpi/acpi.h>
-
/* TBD: Make dynamic */
#define ACPI_MAX_HANDLES 10
struct acpi_handle_list {
diff --git a/include/acpi/acpi_drivers.h b/include/acpi/acpi_drivers.h
index 1cedfcb..b124fdb 100644
--- a/include/acpi/acpi_drivers.h
+++ b/include/acpi/acpi_drivers.h
@@ -26,9 +26,6 @@
#ifndef __ACPI_DRIVERS_H__
#define __ACPI_DRIVERS_H__
-#include <linux/acpi.h>
-#include <acpi/acpi_bus.h>
-
#define ACPI_MAX_STRING 80
/*
diff --git a/include/linux/acpi_io.h b/include/linux/acpi_io.h
index b0ffa21..2a5a139 100644
--- a/include/linux/acpi_io.h
+++ b/include/linux/acpi_io.h
@@ -2,7 +2,7 @@
#define _ACPI_IO_H_
#include <linux/io.h>
-#include <acpi/acpi.h>
+#include <acpi/acpi.h> /* FIXME: inclusion should be removed */
static inline void __iomem *acpi_os_ioremap(acpi_physical_address phys,
acpi_size size)
diff --git a/include/linux/ide.h b/include/linux/ide.h
index 46a1422..93b5ca7 100644
--- a/include/linux/ide.h
+++ b/include/linux/ide.h
@@ -18,14 +18,10 @@
#include <linux/completion.h>
#include <linux/pm.h>
#include <linux/mutex.h>
-#ifdef CONFIG_BLK_DEV_IDEACPI
-#include <acpi/acpi.h>
-#endif
-#include <asm/byteorder.h>
-#include <asm/io.h>
-
/* for request_sense */
#include <linux/cdrom.h>
+#include <asm/byteorder.h>
+#include <asm/io.h>
#if defined(CONFIG_CRIS) || defined(CONFIG_FRV) || defined(CONFIG_MN10300)
# define SUPPORT_VLB_SYNC 0
diff --git a/include/linux/iscsi_ibft.h b/include/linux/iscsi_ibft.h
index 8ba7e5b..82f9673 100644
--- a/include/linux/iscsi_ibft.h
+++ b/include/linux/iscsi_ibft.h
@@ -21,7 +21,7 @@
#ifndef ISCSI_IBFT_H
#define ISCSI_IBFT_H
-#include <acpi/acpi.h>
+#include <acpi/acpi.h> /* FIXME: inclusion should be removed */
/*
* Logical location of iSCSI Boot Format Table.
diff --git a/include/linux/pci_hotplug.h b/include/linux/pci_hotplug.h
index a2e2f1d..5f2e559 100644
--- a/include/linux/pci_hotplug.h
+++ b/include/linux/pci_hotplug.h
@@ -175,8 +175,7 @@ struct hotplug_params {
};
#ifdef CONFIG_ACPI
-#include <acpi/acpi.h>
-#include <acpi/acpi_bus.h>
+#include <linux/acpi.h>
int pci_get_hp_params(struct pci_dev *dev, struct hotplug_params *hpp);
int acpi_get_hp_hw_control_from_firmware(struct pci_dev *dev, u32 flags);
int acpi_pci_check_ejectable(struct pci_bus *pbus, acpi_handle handle);
diff --git a/include/linux/sfi_acpi.h b/include/linux/sfi_acpi.h
index 631af63..2cfcb79 100644
--- a/include/linux/sfi_acpi.h
+++ b/include/linux/sfi_acpi.h
@@ -60,7 +60,7 @@
#define _LINUX_SFI_ACPI_H
#ifdef CONFIG_SFI
-#include <acpi/acpi.h> /* struct acpi_table_header */
+#include <acpi/acpi.h> /* FIXME: inclusion should be removed */
extern int sfi_acpi_table_parse(char *signature, char *oem_id,
char *oem_table_id,
diff --git a/include/linux/tboot.h b/include/linux/tboot.h
index c75128b..9a54b331 100644
--- a/include/linux/tboot.h
+++ b/include/linux/tboot.h
@@ -34,7 +34,7 @@ enum {
};
#ifdef CONFIG_INTEL_TXT
-#include <acpi/acpi.h>
+#include <linux/acpi.h>
/* used to communicate between tboot and the launched kernel */
#define TB_KEY_SIZE 64 /* 512 bits */
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