diff options
author | Joe Perches <joe@perches.com> | 2013-07-31 20:53:45 (GMT) |
---|---|---|
committer | Linus Torvalds <torvalds@linux-foundation.org> | 2013-07-31 21:41:03 (GMT) |
commit | bbeddf52adc1b4207674ab88686cbbe58c24f721 (patch) | |
tree | b5cc2fe8f140e340407e2daa8b1ab2ba63ae00f4 /kernel/printk/printk.c | |
parent | d197c43d04decb6b1298fa3ef26ea04a9ca7c977 (diff) | |
download | linux-fsl-qoriq-bbeddf52adc1b4207674ab88686cbbe58c24f721.tar.xz |
printk: move braille console support into separate braille.[ch] files
Create files with prototypes and static inlines for braille support. Make
braille_console functions return 1 on success.
Corrected CONFIG_A11Y_BRAILLE_CONSOLE=n _braille_console_setup
return value to NULL.
Signed-off-by: Joe Perches <joe@perches.com>
Reviewed-by: Samuel Thibault <samuel.thibault@ens-lyon.org>
Cc: Ming Lei <ming.lei@canonical.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'kernel/printk/printk.c')
-rw-r--r-- | kernel/printk/printk.c | 44 |
1 files changed, 13 insertions, 31 deletions
diff --git a/kernel/printk/printk.c b/kernel/printk/printk.c index 4da2b2c..5a022e0 100644 --- a/kernel/printk/printk.c +++ b/kernel/printk/printk.c @@ -52,6 +52,7 @@ #include <trace/events/printk.h> #include "console_cmdline.h" +#include "braille.h" /* printk's without a loglevel use this.. */ #define DEFAULT_MESSAGE_LOGLEVEL CONFIG_DEFAULT_MESSAGE_LOGLEVEL @@ -1769,9 +1770,8 @@ static int __add_preferred_console(char *name, int idx, char *options, c = &console_cmdline[i]; strlcpy(c->name, name, sizeof(c->name)); c->options = options; -#ifdef CONFIG_A11Y_BRAILLE_CONSOLE - c->brl_options = brl_options; -#endif + braille_set_options(c, brl_options); + c->index = idx; return 0; } @@ -1784,20 +1784,8 @@ static int __init console_setup(char *str) char *s, *options, *brl_options = NULL; int idx; -#ifdef CONFIG_A11Y_BRAILLE_CONSOLE - if (!memcmp(str, "brl,", 4)) { - brl_options = ""; - str += 4; - } else if (!memcmp(str, "brl=", 4)) { - brl_options = str + 4; - str = strchr(brl_options, ','); - if (!str) { - printk(KERN_ERR "need port name after brl=\n"); - return 1; - } - *(str++) = 0; - } -#endif + if (_braille_console_setup(&str, &brl_options)) + return 1; /* * Decode str into name, index, options. @@ -2291,16 +2279,10 @@ void register_console(struct console *newcon) continue; if (newcon->index < 0) newcon->index = console_cmdline[i].index; -#ifdef CONFIG_A11Y_BRAILLE_CONSOLE - if (console_cmdline[i].brl_options) { - newcon->flags |= CON_BRL; - braille_register_console(newcon, - console_cmdline[i].index, - console_cmdline[i].options, - console_cmdline[i].brl_options); + + if (_braille_register_console(newcon, &console_cmdline[i])) return; - } -#endif + if (newcon->setup && newcon->setup(newcon, console_cmdline[i].options) != 0) break; @@ -2388,13 +2370,13 @@ EXPORT_SYMBOL(register_console); int unregister_console(struct console *console) { struct console *a, *b; - int res = 1; + int res; -#ifdef CONFIG_A11Y_BRAILLE_CONSOLE - if (console->flags & CON_BRL) - return braille_unregister_console(console); -#endif + res = _braille_unregister_console(console); + if (res) + return res; + res = 1; console_lock(); if (console_drivers == console) { console_drivers=console->next; |