kernel/printk/braille.h

Source file repositories/reference/linux-study-clean/kernel/printk/braille.h

File Facts

System
Linux kernel
Corpus path
kernel/printk/braille.h
Extension
.h
Size
1099 bytes
Lines
57
Domain
Core OS
Bucket
Scheduler, Processes, Timers, Sync, And Syscalls
Inferred role
Core OS: implementation source
Status
source implementation candidate

Why This File Exists

Core operating-system implementation surface: boot, tasks, memory, VFS, syscall-facing interfaces, synchronization, credentials, and isolation.

Dependency Surface

Detected Declarations

Annotated Snippet

#ifndef _PRINTK_BRAILLE_H
#define _PRINTK_BRAILLE_H

#ifdef CONFIG_A11Y_BRAILLE_CONSOLE

static inline void
braille_set_options(struct console_cmdline *c, char *brl_options)
{
	c->brl_options = brl_options;
}

/*
 * Setup console according to braille options.
 * Return -EINVAL on syntax error, 0 on success (or no braille option was
 * actually given).
 * Modifies str to point to the serial options
 * Sets brl_options to the parsed braille options.
 */
int
_braille_console_setup(char **str, char **brl_options);

int
_braille_register_console(struct console *console, struct console_cmdline *c);

int
_braille_unregister_console(struct console *console);

#else

static inline void
braille_set_options(struct console_cmdline *c, char *brl_options)
{
}

static inline int
_braille_console_setup(char **str, char **brl_options)
{
	return 0;
}

static inline int
_braille_register_console(struct console *console, struct console_cmdline *c)
{
	return 0;
}

static inline int
_braille_unregister_console(struct console *console)
{
	return 0;
}

#endif

#endif

Annotation

Implementation Notes