From 871480933a1c28f8a9fed4c4d34d06c439a7a422 Mon Sep 17 00:00:00 2001
From: Srikant Patnaik
Date: Sun, 11 Jan 2015 12:28:04 +0530
Subject: Moved, renamed, and deleted files

The original directory structure was scattered and unorganized.
Changes are basically to make it look like kernel structure.
---
 kernel/power/console.c | 33 +++++++++++++++++++++++++++++++++
 1 file changed, 33 insertions(+)
 create mode 100644 kernel/power/console.c

(limited to 'kernel/power/console.c')

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);
+	}
+}
-- 
cgit