PM / Hibernate: Add resumedelay kernel param in addition to resumewait

[pandora-kernel.git] / kernel / power / hibernate.c

diff --git a/kernel/power/hibernate.c b/kernel/power/hibernate.c
index 0f87850..50f5379 100644 (file)
--- a/kernel/power/hibernate.c
+++ b/kernel/power/hibernate.c
@@ -33,6 +33,7 @@
 static int nocompress = 0;
 static int noresume = 0;
 static int resume_wait = 0;
+static int resume_delay = 0;
 static char resume_file[256] = CONFIG_PM_STD_PARTITION;
 dev_t swsusp_resume_device;
 sector_t swsusp_resume_block;
@@ -730,6 +731,12 @@ static int software_resume(void)
 
        pr_debug("PM: Checking hibernation image partition %s\n", resume_file);
 
+       if (resume_delay) {
+               printk(KERN_INFO "Waiting %dsec before reading resume device...\n",
+                       resume_delay);
+               ssleep(resume_delay);
+       }
+
        /* Check if the device is there */
        swsusp_resume_device = name_to_dev_t(resume_file);
        if (!swsusp_resume_device) {
@@ -1079,8 +1086,15 @@ static int __init resumewait_setup(char *str)
        return 1;
 }
 
+static int __init resumedelay_setup(char *str)
+{
+       resume_delay = simple_strtoul(str, NULL, 0);
+       return 1;
+}
+
 __setup("noresume", noresume_setup);
 __setup("resume_offset=", resume_offset_setup);
 __setup("resume=", resume_setup);
 __setup("hibernate=", hibernate_setup);
 __setup("resumewait", resumewait_setup);
+__setup("resumedelay=", resumedelay_setup);