ACPICA: Remove PCI bits from ACPICA when CONFIG_PCI is unset

Allow ACPI to be built without PCI support in place.

Signed-off-by: Sinan Kaya <okaya@kernel.org>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>

diff --git a/drivers/acpi/acpica/Makefile b/drivers/acpi/acpica/Makefile
index b14621d..5970043 100644 (file)
--- a/drivers/acpi/acpica/Makefile
+++ b/drivers/acpi/acpica/Makefile
@@ -77,13 +77,13 @@ acpi-y +=           \
        hwacpi.o        \
        hwesleep.o      \
        hwgpe.o         \
-       hwpci.o         \
        hwregs.o        \
        hwsleep.o       \
        hwvalid.o       \
        hwxface.o       \
        hwxfsleep.o
 
+acpi-$(CONFIG_PCI) += hwpci.o
 acpi-$(ACPI_FUTURE_USAGE) += hwtimer.o
 
 acpi-y +=              \

diff --git a/drivers/acpi/acpica/achware.h b/drivers/acpi/acpica/achware.h
index 43ce67a..ef99e2f 100644 (file)
--- a/drivers/acpi/acpica/achware.h
+++ b/drivers/acpi/acpica/achware.h
@@ -106,11 +106,20 @@ acpi_hw_enable_runtime_gpe_block(struct acpi_gpe_xrupt_info *gpe_xrupt_info,
                                 struct acpi_gpe_block_info *gpe_block,
                                 void *context);
 
+#ifdef ACPI_PCI_CONFIGURED
 /*
  * hwpci - PCI configuration support
  */
 acpi_status
 acpi_hw_derive_pci_id(struct acpi_pci_id *pci_id,
                      acpi_handle root_pci_device, acpi_handle pci_region);
+#else
+static inline acpi_status
+acpi_hw_derive_pci_id(struct acpi_pci_id *pci_id, acpi_handle root_pci_device,
+                     acpi_handle pci_region)
+{
+       return AE_SUPPORT;
+}
+#endif
 
 #endif                         /* __ACHWARE_H__ */

diff --git a/drivers/acpi/acpica/evhandler.c b/drivers/acpi/acpica/evhandler.c
index d319ee3..4ed1e67 100644 (file)
--- a/drivers/acpi/acpica/evhandler.c
+++ b/drivers/acpi/acpica/evhandler.c
@@ -364,25 +364,25 @@ acpi_ev_install_space_handler(struct acpi_namespace_node *node,
                        handler = acpi_ex_system_io_space_handler;
                        setup = acpi_ev_io_space_region_setup;
                        break;
-
+#ifdef ACPI_PCI_CONFIGURED
                case ACPI_ADR_SPACE_PCI_CONFIG:
 
                        handler = acpi_ex_pci_config_space_handler;
                        setup = acpi_ev_pci_config_region_setup;
                        break;
-
+#endif
                case ACPI_ADR_SPACE_CMOS:
 
                        handler = acpi_ex_cmos_space_handler;
                        setup = acpi_ev_cmos_region_setup;
                        break;
-
+#ifdef ACPI_PCI_CONFIGURED
                case ACPI_ADR_SPACE_PCI_BAR_TARGET:
 
                        handler = acpi_ex_pci_bar_space_handler;
                        setup = acpi_ev_pci_bar_region_setup;
                        break;
-
+#endif
                case ACPI_ADR_SPACE_DATA_TABLE:
 
                        handler = acpi_ex_data_table_space_handler;

diff --git a/drivers/acpi/acpica/exregion.c b/drivers/acpi/acpica/exregion.c
index 97bbfd0..2c58f5e 100644 (file)
--- a/drivers/acpi/acpica/exregion.c
+++ b/drivers/acpi/acpica/exregion.c
@@ -311,6 +311,7 @@ acpi_ex_system_io_space_handler(u32 function,
        return_ACPI_STATUS(status);
 }
 
+#ifdef ACPI_PCI_CONFIGURED
 /*******************************************************************************
  *
  * FUNCTION:    acpi_ex_pci_config_space_handler
@@ -387,6 +388,7 @@ acpi_ex_pci_config_space_handler(u32 function,
 
        return_ACPI_STATUS(status);
 }
+#endif
 
 /*******************************************************************************
  *
@@ -420,6 +422,7 @@ acpi_ex_cmos_space_handler(u32 function,
        return_ACPI_STATUS(status);
 }
 
+#ifdef ACPI_PCI_CONFIGURED
 /*******************************************************************************
  *
  * FUNCTION:    acpi_ex_pci_bar_space_handler
@@ -451,6 +454,7 @@ acpi_ex_pci_bar_space_handler(u32 function,
 
        return_ACPI_STATUS(status);
 }
+#endif
 
 /*******************************************************************************
  *

diff --git a/drivers/acpi/osl.c b/drivers/acpi/osl.c
index b48874b..f29e427 100644 (file)
--- a/drivers/acpi/osl.c
+++ b/drivers/acpi/osl.c
@@ -769,6 +769,7 @@ acpi_os_write_memory(acpi_physical_address phys_addr, u64 value, u32 width)
        return AE_OK;
 }
 
+#ifdef CONFIG_PCI
 acpi_status
 acpi_os_read_pci_configuration(struct acpi_pci_id * pci_id, u32 reg,
                               u64 *value, u32 width)
@@ -827,6 +828,7 @@ acpi_os_write_pci_configuration(struct acpi_pci_id * pci_id, u32 reg,
 
        return (result ? AE_ERROR : AE_OK);
 }
+#endif
 
 static void acpi_os_execute_deferred(struct work_struct *work)
 {

diff --git a/include/acpi/platform/aclinux.h b/include/acpi/platform/aclinux.h
index 7451b3b..e3d21d0 100644 (file)
--- a/include/acpi/platform/aclinux.h
+++ b/include/acpi/platform/aclinux.h
@@ -33,6 +33,10 @@
 
 /* Kernel specific ACPICA configuration */
 
+#ifdef CONFIG_PCI
+#define ACPI_PCI_CONFIGURED
+#endif
+
 #ifdef CONFIG_ACPI_REDUCED_HARDWARE_ONLY
 #define ACPI_REDUCED_HARDWARE 1
 #endif