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2024-05-10 37f49e37ab4cb5d0bc4c60eb5c6d4dd57db767bb

 kernel/drivers/crypto/qat/qat_common/adf_cfg.c
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@@ -1,49 +1,5 @@
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-/*
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-  This file is provided under a dual BSD/GPLv2 license.  When using or
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-  redistributing this file, you may do so under either license.
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-
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-  GPL LICENSE SUMMARY
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-  Copyright(c) 2014 Intel Corporation.
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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 version 2 of the GNU General Public License as
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-  published by the Free Software Foundation.
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-
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-  This program is distributed in the hope that it will be useful, but
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-  WITHOUT ANY WARRANTY; without even the implied warranty of
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-  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
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-  General Public License for more details.
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-
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-  Contact Information:
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-  qat-linux@intel.com
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-
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-  BSD LICENSE
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-  Copyright(c) 2014 Intel Corporation.
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-  Redistribution and use in source and binary forms, with or without
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-  modification, are permitted provided that the following conditions
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-  are met:
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-
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-    * Redistributions of source code must retain the above copyright
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-      notice, this list of conditions and the following disclaimer.
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-    * Redistributions in binary form must reproduce the above copyright
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-      notice, this list of conditions and the following disclaimer in
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-      the documentation and/or other materials provided with the
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-      distribution.
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-    * Neither the name of Intel Corporation nor the names of its
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-      contributors may be used to endorse or promote products derived
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-      from this software without specific prior written permission.
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-
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-  THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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-  "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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-  LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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-  A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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-  OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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-  SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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-  LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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-  DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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-  THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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-  (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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-  OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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-*/
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+// SPDX-License-Identifier: (BSD-3-Clause OR GPL-2.0-only)
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+/* Copyright(c) 2014 - 2020 Intel Corporation */
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 #include <linux/mutex.h>
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 #include <linux/slab.h>
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 #include <linux/list.h>
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@@ -96,24 +52,7 @@
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 	.show = qat_dev_cfg_show
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 };
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-static int qat_dev_cfg_open(struct inode *inode, struct file *file)
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-{
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-	int ret = seq_open(file, &qat_dev_cfg_sops);
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-
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-	if (!ret) {
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-		struct seq_file *seq_f = file->private_data;
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-
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-		seq_f->private = inode->i_private;
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-	}
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-	return ret;
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-}
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-
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-static const struct file_operations qat_dev_cfg_fops = {
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-	.open = qat_dev_cfg_open,
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-	.read = seq_read,
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-	.llseek = seq_lseek,
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-	.release = seq_release
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-};
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+DEFINE_SEQ_ATTRIBUTE(qat_dev_cfg);
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 /**
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  * adf_cfg_dev_add() - Create an acceleration device configuration table.
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@@ -141,13 +80,6 @@
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 						  accel_dev->debugfs_dir,
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 						  dev_cfg_data,
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 						  &qat_dev_cfg_fops);
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-	if (!dev_cfg_data->debug) {
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-		dev_err(&GET_DEV(accel_dev),
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-			"Failed to create qat cfg debugfs entry.\n");
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-		kfree(dev_cfg_data);
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-		accel_dev->cfg = NULL;
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-		return -EFAULT;
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-	}
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 	return 0;
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 }
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 EXPORT_SYMBOL_GPL(adf_cfg_dev_add);