diff options
author | Srikant Patnaik | 2015-01-11 12:28:04 +0530 |
---|---|---|
committer | Srikant Patnaik | 2015-01-11 12:28:04 +0530 |
commit | 871480933a1c28f8a9fed4c4d34d06c439a7a422 (patch) | |
tree | 8718f573808810c2a1e8cb8fb6ac469093ca2784 /kernel/power/console.c | |
parent | 9d40ac5867b9aefe0722bc1f110b965ff294d30d (diff) | |
download | FOSSEE-netbook-kernel-source-871480933a1c28f8a9fed4c4d34d06c439a7a422.tar.gz FOSSEE-netbook-kernel-source-871480933a1c28f8a9fed4c4d34d06c439a7a422.tar.bz2 FOSSEE-netbook-kernel-source-871480933a1c28f8a9fed4c4d34d06c439a7a422.zip |
Moved, renamed, and deleted files
The original directory structure was scattered and unorganized.
Changes are basically to make it look like kernel structure.
Diffstat (limited to 'kernel/power/console.c')
-rw-r--r-- | kernel/power/console.c | 33 |
1 files changed, 33 insertions, 0 deletions
diff --git a/kernel/power/console.c b/kernel/power/console.c new file mode 100644 index 00000000..b1dc4564 --- /dev/null +++ b/kernel/power/console.c @@ -0,0 +1,33 @@ +/* + * Functions for saving/restoring console. + * + * Originally from swsusp. + */ + +#include <linux/vt_kern.h> +#include <linux/kbd_kern.h> +#include <linux/vt.h> +#include <linux/module.h> +#include "power.h" + +#define SUSPEND_CONSOLE (MAX_NR_CONSOLES-1) + +static int orig_fgconsole, orig_kmsg; + +int pm_prepare_console(void) +{ + orig_fgconsole = vt_move_to_console(SUSPEND_CONSOLE, 1); + if (orig_fgconsole < 0) + return 1; + + orig_kmsg = vt_kmsg_redirect(SUSPEND_CONSOLE); + return 0; +} + +void pm_restore_console(void) +{ + if (orig_fgconsole >= 0) { + vt_move_to_console(orig_fgconsole, 0); + vt_kmsg_redirect(orig_kmsg); + } +} |