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authorHans de Goede <hdegoede@redhat.com>2020-05-07 13:49:16 +0300
committerRafael J. Wysocki <rafael.j.wysocki@intel.com>2020-05-09 12:40:25 +0300
commit132565d8ec096a5a043f96092cfa4821d970d268 (patch)
tree921eb3576cf482019f614a55c9ea93a03b5439b8 /include/acpi
parent0e698dfa282211e414076f9dc7e83c1c288314fd (diff)
downloadlinux-132565d8ec096a5a043f96092cfa4821d970d268.tar.xz
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.h1
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);