add new system file

hc

2024-02-20 102a0743326a03cd1a1202ceda21e175b7d3575c

 kernel/drivers/char/hw_random/stm32-rng.c
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@@ -1,15 +1,6 @@
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+// SPDX-License-Identifier: GPL-2.0-or-later
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 /*
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  * Copyright (c) 2015, Daniel Thompson
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- *
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- * This file is free software; you can redistribute it and/or
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- * modify it under the terms of the GNU General Public License
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- * as published by the Free Software Foundation; either version 2
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- * of the License, or (at your option) any later version.
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- *
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- * This file 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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 #include <linux/clk.h>
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@@ -154,13 +145,14 @@
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145
 
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 	dev_set_drvdata(dev, priv);
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-	priv->rng.name = dev_driver_string(dev),
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+	priv->rng.name = dev_driver_string(dev);
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 #ifndef CONFIG_PM
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-	priv->rng.init = stm32_rng_init,
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-	priv->rng.cleanup = stm32_rng_cleanup,
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+	priv->rng.init = stm32_rng_init;
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+	priv->rng.cleanup = stm32_rng_cleanup;
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 #endif
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-	priv->rng.read = stm32_rng_read,
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+	priv->rng.read = stm32_rng_read;
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 	priv->rng.priv = (unsigned long) dev;
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+	priv->rng.quality = 900;
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 	pm_runtime_set_autosuspend_delay(dev, 100);
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 	pm_runtime_use_autosuspend(dev);