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2024-01-04 1543e317f1da31b75942316931e8f491a8920811

 kernel/drivers/net/wireless/ralink/rt2x00/rt2x00pci.c
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@@ -1,19 +1,8 @@
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+// SPDX-License-Identifier: GPL-2.0-or-later
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 /*
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 	Copyright (C) 2004 - 2009 Ivo van Doorn <IvDoorn@gmail.com>
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 	<http://rt2x00.serialmonkey.com>
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-	This program is free software; you can redistribute it and/or modify
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-	it under the terms of the GNU General Public License as published by
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-	the Free Software Foundation; either version 2 of the License, or
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-	(at your option) any later version.
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-
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-	This program is distributed in the hope that it will be useful,
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-	but WITHOUT ANY WARRANTY; without even the implied warranty of
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-	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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-	GNU General Public License for more details.
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-
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-	You should have received a copy of the GNU General Public License
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-	along with this program; if not, see <http://www.gnu.org/licenses/>.
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  */
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 /*
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@@ -180,39 +169,24 @@
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 }
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 EXPORT_SYMBOL_GPL(rt2x00pci_remove);
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-#ifdef CONFIG_PM
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-int rt2x00pci_suspend(struct pci_dev *pci_dev, pm_message_t state)
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+static int __maybe_unused rt2x00pci_suspend(struct device *dev)
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 {
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-	struct ieee80211_hw *hw = pci_get_drvdata(pci_dev);
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+	struct ieee80211_hw *hw = dev_get_drvdata(dev);
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 	struct rt2x00_dev *rt2x00dev = hw->priv;
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-	int retval;
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-	retval = rt2x00lib_suspend(rt2x00dev, state);
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-	if (retval)
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-		return retval;
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-
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-	pci_save_state(pci_dev);
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-	pci_disable_device(pci_dev);
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-	return pci_set_power_state(pci_dev, pci_choose_state(pci_dev, state));
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+	return rt2x00lib_suspend(rt2x00dev);
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 }
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-EXPORT_SYMBOL_GPL(rt2x00pci_suspend);
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-int rt2x00pci_resume(struct pci_dev *pci_dev)
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+static int __maybe_unused rt2x00pci_resume(struct device *dev)
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 {
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-	struct ieee80211_hw *hw = pci_get_drvdata(pci_dev);
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+	struct ieee80211_hw *hw = dev_get_drvdata(dev);
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 	struct rt2x00_dev *rt2x00dev = hw->priv;
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-	if (pci_set_power_state(pci_dev, PCI_D0) ||
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-	    pci_enable_device(pci_dev)) {
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-		rt2x00_err(rt2x00dev, "Failed to resume device\n");
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-		return -EIO;
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-	}
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-
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-	pci_restore_state(pci_dev);
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 	return rt2x00lib_resume(rt2x00dev);
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 }
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-EXPORT_SYMBOL_GPL(rt2x00pci_resume);
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-#endif /* CONFIG_PM */
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+
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+SIMPLE_DEV_PM_OPS(rt2x00pci_pm_ops, rt2x00pci_suspend, rt2x00pci_resume);
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+EXPORT_SYMBOL_GPL(rt2x00pci_pm_ops);
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 /*
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  * rt2x00pci module information.