add wifi6 8852be driver

hc

2024-12-19 9370bb92b2d16684ee45cf24e879c93c509162da

 kernel/drivers/media/tuners/xc4000.c
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@@ -1,3 +1,4 @@
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+// SPDX-License-Identifier: GPL-2.0-or-later
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 /*
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  *  Driver for Xceive XC4000 "QAM/8VSB single chip tuner"
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  *
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@@ -6,16 +7,6 @@
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  *  Copyright (c) 2009 Devin Heitmueller <dheitmueller@kernellabs.com>
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  *  Copyright (c) 2009 Davide Ferri <d.ferri@zero11.it>
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  *  Copyright (c) 2010 Istvan Varga <istvan_v@mailbox.hu>
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- *
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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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11
 
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 #include <linux/module.h>
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@@ -821,7 +812,7 @@
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 			goto corrupt;
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 		}
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-		priv->firm[n].ptr = kzalloc(size, GFP_KERNEL);
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+		priv->firm[n].ptr = kmemdup(p, size, GFP_KERNEL);
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 		if (priv->firm[n].ptr == NULL) {
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 			printk(KERN_ERR "Not enough memory to load firmware file.\n");
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 			rc = -ENOMEM;
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@@ -835,7 +826,6 @@
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 			       type, (unsigned long long)id, size);
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 		}
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-		memcpy(priv->firm[n].ptr, p, size);
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 		priv->firm[n].type = type;
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 		priv->firm[n].id   = id;
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 		priv->firm[n].size = size;
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@@ -1471,8 +1461,8 @@
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 	if (rc < 0)
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 		goto ret;
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-	/* Informations from real testing of DVB-T and radio part,
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-	   coeficient for one dB is 0xff.
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+	/* Information from real testing of DVB-T and radio part,
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+	   coefficient for one dB is 0xff.
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 	 */
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 	tuner_dbg("Signal strength: -%ddB (%05d)\n", value >> 8, value);
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@@ -1754,7 +1744,7 @@
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 	xc4000_release(fe);
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 	return NULL;
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 }
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-EXPORT_SYMBOL(xc4000_attach);
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+EXPORT_SYMBOL_GPL(xc4000_attach);
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 MODULE_AUTHOR("Steven Toth, Davide Ferri");
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 MODULE_DESCRIPTION("Xceive xc4000 silicon tuner driver");