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ACPI: Allow CONFIG_PCI to be unset for reboot

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Make PCI reboot conditional on CONFIG_PCI set on the kernel configuration.

Signed-off-by: Sinan Kaya <okaya@kernel.org>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
This commit is contained in:
Sinan Kaya 2018-12-19 22:46:54 +00:00 committed by Rafael J. Wysocki
parent 36ad7d2b9e
commit 8668977687
1 changed files with 8 additions and 0 deletions
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8
drivers/acpi/reboot.c
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@ -4,6 +4,7 @@
#include <linux/acpi.h>
#include <acpi/reboot.h>
#ifdef CONFIG_PCI
static void acpi_pci_reboot(struct acpi_generic_address *rr, u8 reset_value)
{
unsigned int devfn;
@ -21,6 +22,13 @@ static void acpi_pci_reboot(struct acpi_generic_address *rr, u8 reset_value)
pci_bus_write_config_byte(bus0, devfn,
(rr->address & 0xffff), reset_value);
}
#else
static inline void acpi_pci_reboot(struct acpi_generic_address *rr,
u8 reset_value)
{
pr_warn_once("PCI configuration space access is not supported\n");
}
#endif
void acpi_reboot(void)
{