1 // SPDX-License-Identifier: GPL-2.0
2 #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
4 #include <linux/kernel.h>
5 #include <linux/console.h>
6 #include <linux/errno.h>
7 #include <linux/string.h>
9 #include "console_cmdline.h"
12 int _braille_console_setup(char **str, char **brl_options)
16 len = str_has_prefix(*str, "brl,");
23 len = str_has_prefix(*str, "brl=");
25 *brl_options = *str + len;
26 *str = strchr(*brl_options, ',');
28 pr_err("need port name after brl=\n");
38 _braille_register_console(struct console *console, struct console_cmdline *c)
43 console->flags |= CON_BRL;
44 rtn = braille_register_console(console, c->index, c->options,
52 _braille_unregister_console(struct console *console)
54 if (console->flags & CON_BRL)
55 return braille_unregister_console(console);