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hc

2024-05-11 297b60346df8beafee954a0fd7c2d64f33f3b9bc

 kernel/drivers/net/wireless/rockchip_wlan/cywdhd/bcmdhd/include/bcmnvram.h
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@@ -1,15 +1,16 @@
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-/* SPDX-License-Identifier: GPL-2.0 */
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 /*
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  * NVRAM variable manipulation
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  *
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- * Copyright (C) 1999-2019, Broadcom Corporation
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- * 
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+ * Portions of this code are copyright (c) 2022 Cypress Semiconductor Corporation
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+ *
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+ * Copyright (C) 1999-2017, Broadcom Corporation
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+ *
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  *      Unless you and Broadcom execute a separate written software license
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  * agreement governing use of this software, this software is licensed to you
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  * under the terms of the GNU General Public License version 2 (the "GPL"),
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  * available at http://www.broadcom.com/licenses/GPLv2.php, with the
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  * following added to such license:
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- * 
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+ *
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  *      As a special exception, the copyright holders of this software give you
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  * permission to link this software with independent modules, and to copy and
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  * distribute the resulting executable under terms of your choice, provided that
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@@ -17,7 +18,7 @@
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  * the license of that module.  An independent module is a module which is not
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  * derived from this software.  The special exception does not apply to any
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  * modifications of the software.
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- * 
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+ *
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  *      Notwithstanding the above, under no circumstances may you combine this
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  * software in any way with any other Broadcom software provided under a license
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  * other than the GPL, without Broadcom's express prior written consent.
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@@ -25,7 +26,7 @@
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  *
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  * <<Broadcom-WL-IPTag/Open:>>
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  *
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- * $Id: bcmnvram.h 514727 2014-11-12 03:02:48Z $
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+ * $Id: bcmnvram.h 655606 2016-08-22 17:16:11Z $
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  */
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 #ifndef _bcmnvram_h_
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@@ -71,6 +72,7 @@
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 extern int nvram_init(void *sih);
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 extern int nvram_deinit(void *sih);
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+extern int nvram_file_read(char **nvramp, int *nvraml);
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 /*
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  * Append a chunk of nvram variables to the global list
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@@ -78,7 +80,6 @@
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 extern int nvram_append(void *si, char *vars, uint varsz);
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 extern void nvram_get_global_vars(char **varlst, uint *varsz);
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-
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 /*
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  * Check for reset button press for restoring factory defaults.
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@@ -137,6 +138,15 @@
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 nvram_match(const char *name, const char *match)
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 {
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 	const char *value = nvram_get(name);
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+
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+	/* In nvramstubs.c builds, nvram_get() is defined as returning zero,
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+	* so the return line below never executes the strcmp(),
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+	* resulting in 'match' being an unused parameter.
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+	* Make a ref to 'match' to quiet the compiler warning.
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+	*/
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+
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+	BCM_REFERENCE(match);
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+
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 	return (value && !strcmp(value, match));
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 }
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@@ -152,6 +162,7 @@
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 nvram_match_bitflag(const char *name, const int bit, const char *match)
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 {
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 	const char *value = nvram_get_bitflag(name, bit);
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+	BCM_REFERENCE(match);
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 	return (value && !strcmp(value, match));
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 }
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@@ -166,6 +177,15 @@
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 nvram_invmatch(const char *name, const char *invmatch)
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 {
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 	const char *value = nvram_get(name);
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+
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+	/* In nvramstubs.c builds, nvram_get() is defined as returning zero,
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+	* so the return line below never executes the strcmp(),
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+	* resulting in 'invmatch' being an unused parameter.
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+	* Make a ref to 'invmatch' to quiet the compiler warning.
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+	*/
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+
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+	BCM_REFERENCE(invmatch);
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+
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 	return (value && strcmp(value, invmatch));
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 }
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@@ -247,7 +267,7 @@
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 /* For CFE builds this gets passed in thru the makefile */
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 #ifndef MAX_NVRAM_SPACE
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 #define MAX_NVRAM_SPACE		0x10000
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-#endif
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+#endif // endif
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 #define DEF_NVRAM_SPACE		0x8000
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 #define ROM_ENVRAM_SPACE	0x1000
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 #define NVRAM_LZMA_MAGIC	0x4c5a4d41	/* 'LZMA' */
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@@ -265,7 +285,6 @@
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 #define BCM_JUMBO_NVRAM_DELIMIT '\n'
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 #define BCM_JUMBO_START "Broadcom Jumbo Nvram file"
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-
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 #if (defined(FAILSAFE_UPGRADE) || defined(CONFIG_FAILSAFE_UPGRADE) || \
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 	defined(__CONFIG_FAILSAFE_UPGRADE_SUPPORT__))
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 #define IMAGE_SIZE "image_size"
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@@ -281,7 +300,7 @@
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 #define IMAGE_SECOND_OFFSET "image_second_offset"
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 #define LINUX_FIRST "linux"
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 #define LINUX_SECOND "linux2"
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-#endif
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+#endif // endif
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 #if (defined(DUAL_IMAGE) || defined(CONFIG_DUAL_IMAGE) || \
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 	defined(__CONFIG_DUAL_IMAGE_FLASH_SUPPORT__))