linux-kernel - [PATCH] platform: surface: Replace acpi_bus_get

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Message-ID: <5805278.lOV4Wx5bFT@kreacher>
Date:   Wed, 26 Jan 2022 20:41:27 +0100
From:   "Rafael J. Wysocki" <rjw@...ysocki.net>
To:     Hans de Goede <hdegoede@...hat.com>
Cc:     LKML <linux-kernel@...r.kernel.org>,
        Linux ACPI <linux-acpi@...r.kernel.org>,
        Andy Shevchenko <andriy.shevchenko@...ux.intel.com>,
        platform-driver-x86@...r.kernel.org,
        Mark Gross <markgross@...nel.org>,
        Maximilian Luz <luzmaximilian@...il.com>
Subject: [PATCH] platform: surface: Replace acpi_bus_get_device()

From: Rafael J. Wysocki <rafael.j.wysocki@...el.com>

Replace acpi_bus_get_device() that is going to be dropped with
acpi_fetch_acpi_dev().

No intentional functional impact.

Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@...el.com>
---
 drivers/platform/surface/surface3-wmi.c        |   12 ++++--------
 drivers/platform/surface/surface_acpi_notify.c |    3 ++-
 2 files changed, 6 insertions(+), 9 deletions(-)

Index: linux-pm/drivers/platform/surface/surface3-wmi.c
===================================================================
--- linux-pm.orig/drivers/platform/surface/surface3-wmi.c
+++ linux-pm/drivers/platform/surface/surface3-wmi.c
@@ -116,15 +116,11 @@ static acpi_status s3_wmi_attach_spi_dev
 					    void *data,
 					    void **return_value)
 {
-	struct acpi_device *adev, **ts_adev;
+	struct acpi_device *adev = acpi_fetch_acpi_dev(handle);
+	struct acpi_device **ts_adev = data;
 
-	if (acpi_bus_get_device(handle, &adev))
-		return AE_OK;
-
-	ts_adev = data;
-
-	if (strncmp(acpi_device_bid(adev), SPI_TS_OBJ_NAME,
-	    strlen(SPI_TS_OBJ_NAME)))
+	if (!adev || strncmp(acpi_device_bid(adev), SPI_TS_OBJ_NAME,
+			     strlen(SPI_TS_OBJ_NAME)))
 		return AE_OK;
 
 	if (*ts_adev) {
Index: linux-pm/drivers/platform/surface/surface_acpi_notify.c
===================================================================
--- linux-pm.orig/drivers/platform/surface/surface_acpi_notify.c
+++ linux-pm/drivers/platform/surface/surface_acpi_notify.c
@@ -770,7 +770,8 @@ static acpi_status san_consumer_setup(ac
 		return AE_OK;
 
 	/* Ignore ACPI devices that are not present. */
-	if (acpi_bus_get_device(handle, &adev) != 0)
+	adev = acpi_fetch_acpi_dev(handle);
+	if (!adev)
 		return AE_OK;
 
 	san_consumer_dbg(&pdev->dev, handle, "creating device link\n");