linux-kernel - [PATCH v5 3/7] ACPI: bus: implement acpi_get_physical_device

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Message-Id: <20241216-fix-ipu-v5-3-3d6b35ddce7b@chromium.org>
Date: Mon, 16 Dec 2024 21:17:17 +0000
From: Ricardo Ribalda <ribalda@...omium.org>
To: "Rafael J. Wysocki" <rafael@...nel.org>, Len Brown <lenb@...nel.org>, 
 Greg Kroah-Hartman <gregkh@...uxfoundation.org>, 
 Robert Moore <robert.moore@...el.com>, 
 "Rafael J. Wysocki" <rafael.j.wysocki@...el.com>
Cc: linux-acpi@...r.kernel.org, linux-kernel@...r.kernel.org, 
 linux-media@...r.kernel.org, linux-usb@...r.kernel.org, 
 acpica-devel@...ts.linux.dev, Sakari Ailus <sakari.ailus@...ux.intel.com>, 
 Dan Carpenter <dan.carpenter@...aro.org>, 
 Ricardo Ribalda <ribalda@...omium.org>, 
 Mauro Carvalho Chehab <mchehab+huawei@...nel.org>
Subject: [PATCH v5 3/7] ACPI: bus: implement
 acpi_get_physical_device_location when !ACPI

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

Reviewed-by: Sakari Ailus <sakari.ailus@...ux.intel.com>
Acked-by: Mauro Carvalho Chehab <mchehab+huawei@...nel.org>
Signed-off-by: Ricardo Ribalda <ribalda@...omium.org>
---
 include/acpi/acpi_bus.h | 12 +++++++++---
 1 file changed, 9 insertions(+), 3 deletions(-)

diff --git a/include/acpi/acpi_bus.h b/include/acpi/acpi_bus.h
index a9b5a5204781..f38e8b1c8e1f 100644
--- a/include/acpi/acpi_bus.h
+++ b/include/acpi/acpi_bus.h
@@ -43,9 +43,6 @@ acpi_status
 acpi_evaluate_ost(acpi_handle handle, u32 source_event, u32 status_code,
 		  struct acpi_buffer *status_buf);

-bool
-acpi_get_physical_device_location(acpi_handle handle, struct acpi_pld_info **pld);
-
 bool acpi_has_method(acpi_handle handle, char *name);
 acpi_status acpi_execute_simple_method(acpi_handle handle, char *method,
 				       u64 arg);
@@ -60,6 +57,9 @@ bool acpi_check_dsm(acpi_handle handle, const guid_t *guid, u64 rev, u64 funcs);
 union acpi_object *acpi_evaluate_dsm(acpi_handle handle, const guid_t *guid,
 			u64 rev, u64 func, union acpi_object *argv4);
 #ifdef CONFIG_ACPI
+bool
+acpi_get_physical_device_location(acpi_handle handle, struct acpi_pld_info **pld);
+
 static inline union acpi_object *
 acpi_evaluate_dsm_typed(acpi_handle handle, const guid_t *guid, u64 rev,
 			u64 func, union acpi_object *argv4,
@@ -1003,6 +1003,12 @@ static inline int unregister_acpi_bus_type(void *bus) { return 0; }

 static inline int acpi_wait_for_acpi_ipmi(void) { return 0; }

+static inline bool
+acpi_get_physical_device_location(acpi_handle handle, struct acpi_pld_info **pld)
+{
+	return false;
+}
+
 #define for_each_acpi_dev_match(adev, hid, uid, hrv)			\
 	for (adev = NULL; false && (hid) && (uid) && (hrv); )

-- 
2.47.1.613.gc27f4b7a9f-goog