Provide an implementation of for_each_acpi_consumer_dev that can be use
used when CONFIG_ACPI is not set.

The expression `false && supplier` is used to avoid "variable not used"
warnings.

Reviewed-by: Sakari Ailus <sakari.ailus@linux.intel.com>
Acked-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
Signed-off-by: Ricardo Ribalda <ribalda@chromium.org>
---
 include/acpi/acpi_bus.h | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/include/acpi/acpi_bus.h b/include/acpi/acpi_bus.h
index f38e8b1c8e1f..68c0e2fb029f 100644
--- a/include/acpi/acpi_bus.h
+++ b/include/acpi/acpi_bus.h
@@ -1009,6 +1009,9 @@ acpi_get_physical_device_location(acpi_handle handle, struct acpi_pld_info **pld
 	return false;
 }
 
+#define for_each_acpi_consumer_dev(supplier, consumer)			\
+	for (consumer = NULL; false && (supplier);)
+
 #define for_each_acpi_dev_match(adev, hid, uid, hrv)			\
 	for (adev = NULL; false && (hid) && (uid) && (hrv); )
 

-- 
2.47.1.613.gc27f4b7a9f-goog