[PATCH v5 2/5] ACPI / OSL: Stub out acpi_os_read_pci_configuration when CONFIG_PCI is unset

Sinan Kaya
2018-12-12T05:28:42Z

Getting ready to allow PCI to be disabled with ACPI enabled. Stub out
acpi_os_read_pci_configuration function that depend on PCI.

Signed-off-by: Sinan Kaya <okaya@kernel.org>
---
drivers/acpi/osl.c | 4 ++++
1 file changed, 4 insertions(+)

diff --git a/drivers/acpi/osl.c b/drivers/acpi/osl.c
index b48874b8e1ea..3e82b50ba811 100644
--- a/drivers/acpi/osl.c
+++ b/drivers/acpi/osl.c
@@ -773,6 +773,7 @@ acpi_status
acpi_os_read_pci_configuration(struct acpi_pci_id * pci_id, u32 reg,
u64 *value, u32 width)
{
+#ifdef CONFIG_PCI
int result, size;
u32 value32;

@@ -799,6 +800,9 @@ acpi_os_read_pci_configuration(struct acpi_pci_id * pci_id, u32 reg,
*value = value32;

return (result ? AE_ERROR : AE_OK);
+#else
+ return pr_warn_once("CONFIG_PCI is disabled\n") ? AE_SUPPORT : AE_OK;
+#endif
}

acpi_status
--
2.19.0