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path: root/drivers/acpi/sleep/proc.c
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Diffstat (limited to 'drivers/acpi/sleep/proc.c')
-rw-r--r--drivers/acpi/sleep/proc.c24
1 files changed, 16 insertions, 8 deletions
diff --git a/drivers/acpi/sleep/proc.c b/drivers/acpi/sleep/proc.c
index 61f1822cc350..66b62b0d3609 100644
--- a/drivers/acpi/sleep/proc.c
+++ b/drivers/acpi/sleep/proc.c
@@ -14,8 +14,16 @@
 #include "sleep.h"
 
 #define _COMPONENT		ACPI_SYSTEM_COMPONENT
+
+/*
+ * this file provides support for:
+ * /proc/acpi/sleep
+ * /proc/acpi/alarm
+ * /proc/acpi/wakeup
+ */
+
 ACPI_MODULE_NAME("sleep")
-#ifdef	CONFIG_ACPI_SLEEP_PROC_SLEEP
+#ifdef	CONFIG_ACPI_PROCFS_SLEEP
 static int acpi_system_sleep_seq_show(struct seq_file *seq, void *offset)
 {
 	int i;
@@ -58,7 +66,7 @@ acpi_system_write_sleep(struct file *file,
 		goto Done;
 	}
 	state = simple_strtoul(str, NULL, 0);
-#ifdef CONFIG_SOFTWARE_SUSPEND
+#ifdef CONFIG_HIBERNATION
 	if (state == 4) {
 		error = hibernate();
 		goto Done;
@@ -68,9 +76,9 @@ acpi_system_write_sleep(struct file *file,
       Done:
 	return error ? error : count;
 }
-#endif				/* CONFIG_ACPI_SLEEP_PROC_SLEEP */
+#endif				/* CONFIG_ACPI_PROCFS_SLEEP */
 
-#if defined(CONFIG_RTC_DRV_CMOS) || defined(CONFIG_RTC_DRV_CMOS_MODULE)
+#if defined(CONFIG_RTC_DRV_CMOS) || defined(CONFIG_RTC_DRV_CMOS_MODULE) || !defined(CONFIG_X86)
 /* use /sys/class/rtc/rtcX/wakealarm instead; it's not ACPI-specific */
 #else
 #define	HAVE_ACPI_LEGACY_ALARM
@@ -463,7 +471,7 @@ static const struct file_operations acpi_system_wakeup_device_fops = {
 	.release = single_release,
 };
 
-#ifdef	CONFIG_ACPI_SLEEP_PROC_SLEEP
+#ifdef	CONFIG_ACPI_PROCFS_SLEEP
 static const struct file_operations acpi_system_sleep_fops = {
 	.open = acpi_system_sleep_open_fs,
 	.read = seq_read,
@@ -471,7 +479,7 @@ static const struct file_operations acpi_system_sleep_fops = {
 	.llseek = seq_lseek,
 	.release = single_release,
 };
-#endif				/* CONFIG_ACPI_SLEEP_PROC_SLEEP */
+#endif				/* CONFIG_ACPI_PROCFS_SLEEP */
 
 #ifdef	HAVE_ACPI_LEGACY_ALARM
 static const struct file_operations acpi_system_alarm_fops = {
@@ -498,14 +506,14 @@ static int __init acpi_sleep_proc_init(void)
 	if (acpi_disabled)
 		return 0;
 
-#ifdef	CONFIG_ACPI_SLEEP_PROC_SLEEP
+#ifdef	CONFIG_ACPI_PROCFS_SLEEP
 	/* 'sleep' [R/W] */
 	entry =
 	    create_proc_entry("sleep", S_IFREG | S_IRUGO | S_IWUSR,
 			      acpi_root_dir);
 	if (entry)
 		entry->proc_fops = &acpi_system_sleep_fops;
-#endif
+#endif				/* CONFIG_ACPI_PROCFS */
 
 #ifdef	HAVE_ACPI_LEGACY_ALARM
 	/* 'alarm' [R/W] */