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1a4596601f
Signed-off-by: Wolfgang Denk <wd@denx.de> [trini: Fixup common/cmd_io.c] Signed-off-by: Tom Rini <trini@ti.com>
101 lines
2.4 KiB
C
101 lines
2.4 KiB
C
/*
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* An inteface for configuring a hardware via u-boot environment.
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*
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* Copyright (c) 2009 MontaVista Software, Inc.
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* Copyright 2011 Freescale Semiconductor, Inc.
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*
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* Author: Anton Vorontsov <avorontsov@ru.mvista.com>
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*
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* SPDX-License-Identifier: GPL-2.0+
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*/
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#ifndef _HWCONFIG_H
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#define _HWCONFIG_H
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#include <linux/types.h>
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#include <asm/errno.h>
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#ifdef CONFIG_HWCONFIG
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extern int hwconfig_f(const char *opt, char *buf);
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extern const char *hwconfig_arg_f(const char *opt, size_t *arglen, char *buf);
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extern int hwconfig_arg_cmp_f(const char *opt, const char *arg, char *buf);
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extern int hwconfig_sub_f(const char *opt, const char *subopt, char *buf);
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extern const char *hwconfig_subarg_f(const char *opt, const char *subopt,
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size_t *subarglen, char *buf);
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extern int hwconfig_subarg_cmp_f(const char *opt, const char *subopt,
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const char *subarg, char *buf);
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#else
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static inline int hwconfig_f(const char *opt, char *buf)
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{
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return -ENOSYS;
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}
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static inline const char *hwconfig_arg_f(const char *opt, size_t *arglen,
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char *buf)
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{
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*arglen = 0;
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return "";
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}
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static inline int hwconfig_arg_cmp_f(const char *opt, const char *arg,
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char *buf)
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{
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return -ENOSYS;
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}
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static inline int hwconfig_sub_f(const char *opt, const char *subopt, char *buf)
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{
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return -ENOSYS;
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}
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static inline const char *hwconfig_subarg_f(const char *opt, const char *subopt,
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size_t *subarglen, char *buf)
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{
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*subarglen = 0;
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return "";
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}
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static inline int hwconfig_subarg_cmp_f(const char *opt, const char *subopt,
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const char *subarg, char *buf)
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{
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return -ENOSYS;
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}
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#endif /* CONFIG_HWCONFIG */
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static inline int hwconfig(const char *opt)
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{
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return hwconfig_f(opt, NULL);
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}
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static inline const char *hwconfig_arg(const char *opt, size_t *arglen)
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{
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return hwconfig_arg_f(opt, arglen, NULL);
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}
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static inline int hwconfig_arg_cmp(const char *opt, const char *arg)
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{
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return hwconfig_arg_cmp_f(opt, arg, NULL);
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}
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static inline int hwconfig_sub(const char *opt, const char *subopt)
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{
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return hwconfig_sub_f(opt, subopt, NULL);
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}
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static inline const char *hwconfig_subarg(const char *opt, const char *subopt,
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size_t *subarglen)
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{
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return hwconfig_subarg_f(opt, subopt, subarglen, NULL);
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}
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static inline int hwconfig_subarg_cmp(const char *opt, const char *subopt,
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const char *subarg)
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{
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return hwconfig_subarg_cmp_f(opt, subopt, subarg, NULL);
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}
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#endif /* _HWCONFIG_H */
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