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| author | Calvin Johnson <calvin.johnson@oss.nxp.com> | 2021-06-11 13:53:56 +0300 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2021-06-11 13:08:53 -0700 |
| commit | 7ec16433cf1e97cfc823e50e9ee4e2fd3abfc4ee (patch) | |
| tree | 299d86d04da0895a3513fc3305df914bd2db6eea /include/linux/acpi.h | |
| parent | 8d2cb3ad31181f050af4d46d6854cf332d1207a9 (diff) | |
| download | lwn-7ec16433cf1e97cfc823e50e9ee4e2fd3abfc4ee.tar.gz lwn-7ec16433cf1e97cfc823e50e9ee4e2fd3abfc4ee.zip | |
ACPI: utils: Introduce acpi_get_local_address()
Introduce a wrapper around the _ADR evaluation.
Signed-off-by: Calvin Johnson <calvin.johnson@oss.nxp.com>
Reviewed-by: Andy Shevchenko <andy.shevchenko@gmail.com>
Signed-off-by: Ioana Ciornei <ioana.ciornei@nxp.com>
Acked-by: Rafael J. Wysocki <rafael@kernel.org>
Acked-by: Grant Likely <grant.likely@arm.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'include/linux/acpi.h')
| -rw-r--r-- | include/linux/acpi.h | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/include/linux/acpi.h b/include/linux/acpi.h index c60745f657e9..6ace3a0f1415 100644 --- a/include/linux/acpi.h +++ b/include/linux/acpi.h @@ -710,6 +710,8 @@ static inline u64 acpi_arch_get_root_pointer(void) } #endif +int acpi_get_local_address(acpi_handle handle, u32 *addr); + #else /* !CONFIG_ACPI */ #define acpi_disabled 1 @@ -965,6 +967,11 @@ static inline struct acpi_device *acpi_resource_consumer(struct resource *res) return NULL; } +static inline int acpi_get_local_address(acpi_handle handle, u32 *addr) +{ + return -ENODEV; +} + #endif /* !CONFIG_ACPI */ #ifdef CONFIG_ACPI_HOTPLUG_IOAPIC |