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2024-05-10 37f49e37ab4cb5d0bc4c60eb5c6d4dd57db767bb

 kernel/drivers/misc/mei/pci-txe.c
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@@ -1,30 +1,17 @@
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+// SPDX-License-Identifier: GPL-2.0
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 /*
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- *
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+ * Copyright (c) 2013-2020, Intel Corporation. All rights reserved.
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  * Intel Management Engine Interface (Intel MEI) Linux driver
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- * Copyright (c) 2013-2014, Intel Corporation.
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- *
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- * This program is free software; you can redistribute it and/or modify it
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- * under the terms and conditions of the GNU General Public License,
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- * version 2, as published by the Free Software Foundation.
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- *
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- * This program is distributed in the hope it will be useful, but WITHOUT
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- * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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- * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
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- * more details.
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- *
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  */
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 #include <linux/module.h>
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 #include <linux/kernel.h>
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 #include <linux/device.h>
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-#include <linux/fs.h>
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 #include <linux/errno.h>
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 #include <linux/types.h>
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 #include <linux/pci.h>
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 #include <linux/init.h>
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 #include <linux/sched.h>
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-#include <linux/uuid.h>
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-#include <linux/jiffies.h>
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 #include <linux/interrupt.h>
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 #include <linux/workqueue.h>
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 #include <linux/pm_domain.h>
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@@ -141,7 +128,7 @@
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 	 * MEI requires to resume from runtime suspend mode
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 	 * in order to perform link reset flow upon system suspend.
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 	 */
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-	dev_pm_set_driver_flags(&pdev->dev, DPM_FLAG_NEVER_SKIP);
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+	dev_pm_set_driver_flags(&pdev->dev, DPM_FLAG_NO_DIRECT_COMPLETE);
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 	/*
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 	 * TXE maps runtime suspend/resume to own power gating states,
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@@ -286,12 +273,11 @@
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 #ifdef CONFIG_PM
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 static int mei_txe_pm_runtime_idle(struct device *device)
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 {
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-	struct pci_dev *pdev = to_pci_dev(device);
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 	struct mei_device *dev;
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-	dev_dbg(&pdev->dev, "rpm: txe: runtime_idle\n");
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+	dev_dbg(device, "rpm: txe: runtime_idle\n");
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-	dev = pci_get_drvdata(pdev);
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+	dev = dev_get_drvdata(device);
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 	if (!dev)
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 		return -ENODEV;
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 	if (mei_write_is_idle(dev))
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@@ -301,13 +287,12 @@
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 }
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 static int mei_txe_pm_runtime_suspend(struct device *device)
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 {
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-	struct pci_dev *pdev = to_pci_dev(device);
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 	struct mei_device *dev;
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 	int ret;
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-	dev_dbg(&pdev->dev, "rpm: txe: runtime suspend\n");
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+	dev_dbg(device, "rpm: txe: runtime suspend\n");
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-	dev = pci_get_drvdata(pdev);
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+	dev = dev_get_drvdata(device);
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 	if (!dev)
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 		return -ENODEV;
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@@ -320,7 +305,7 @@
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305
 
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 	/* keep irq on we are staying in D0 */
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-	dev_dbg(&pdev->dev, "rpm: txe: runtime suspend ret=%d\n", ret);
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+	dev_dbg(device, "rpm: txe: runtime suspend ret=%d\n", ret);
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 	mutex_unlock(&dev->device_lock);
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@@ -332,13 +317,12 @@
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 static int mei_txe_pm_runtime_resume(struct device *device)
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 {
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-	struct pci_dev *pdev = to_pci_dev(device);
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 	struct mei_device *dev;
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 	int ret;
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-	dev_dbg(&pdev->dev, "rpm: txe: runtime resume\n");
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+	dev_dbg(device, "rpm: txe: runtime resume\n");
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-	dev = pci_get_drvdata(pdev);
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+	dev = dev_get_drvdata(device);
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 	if (!dev)
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 		return -ENODEV;
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@@ -350,7 +334,7 @@
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 	mutex_unlock(&dev->device_lock);
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-	dev_dbg(&pdev->dev, "rpm: txe: runtime resume ret = %d\n", ret);
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+	dev_dbg(device, "rpm: txe: runtime resume ret = %d\n", ret);
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 	if (ret)
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 		schedule_work(&dev->reset_work);