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| author |   Hans de Goede <hdegoede@redhat.com> | 2020-05-07 12:49:16 +0200 |
|---|---|---|
| committer |   Rafael J. Wysocki <rafael.j.wysocki@intel.com> | 2020-05-09 11:40:25 +0200 |
| commit | 132565d8ec096a5a043f96092cfa4821d970d268 (patch) | |
| tree | 921eb3576cf482019f614a55c9ea93a03b5439b8 /include/acpi | |
| parent | Linux 5.7-rc4 (diff) | |
| download | wireguard-linux-132565d8ec096a5a043f96092cfa4821d970d268.tar.xz wireguard-linux-132565d8ec096a5a043f96092cfa4821d970d268.zip | |
ACPI: utils: Add acpi_evaluate_reg() helper
With a recent fix to the pinctrl-cherryview driver we now have
2 drivers open-coding the parameter building / passing for calling
_REG on an ACPI handle.
Add a helper for this, so that these 2 drivers can be converted to this
helper.
Suggested-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Reviewed-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Signed-off-by: Hans de Goede <hdegoede@redhat.com>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
Diffstat (limited to 'include/acpi')
| -rw-r--r-- | include/acpi/acpi_bus.h | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/include/acpi/acpi_bus.h b/include/acpi/acpi_bus.h index a92bea7184a8..5afb6ceb284f 100644 --- a/include/acpi/acpi_bus.h +++ b/include/acpi/acpi_bus.h @@ -44,6 +44,7 @@ acpi_status acpi_execute_simple_method(acpi_handle handle, char *method, u64 arg); acpi_status acpi_evaluate_ej0(acpi_handle handle); acpi_status acpi_evaluate_lck(acpi_handle handle, int lock); +acpi_status acpi_evaluate_reg(acpi_handle handle, u8 space_id, u32 function); bool acpi_ata_match(acpi_handle handle); bool acpi_bay_match(acpi_handle handle); bool acpi_dock_match(acpi_handle handle); |