Merge branch 'for-2.6.22' of git://git.kernel.dk/data/git/linux-2.6-block

[linux-2.6-omap-h63xx.git] / drivers / acpi / sleep / proc.c

diff --git a/drivers/acpi/sleep/proc.c b/drivers/acpi/sleep/proc.c
index dcde9ddd105ae358a35c041e839cdace01a12baa..5a76e5be61d5da1a1445feececba0f0a09f51bde 100644 (file)
--- a/drivers/acpi/sleep/proc.c
+++ b/drivers/acpi/sleep/proc.c
@@ -70,6 +70,14 @@ acpi_system_write_sleep(struct file *file,
 }
 #endif                         /* CONFIG_ACPI_SLEEP_PROC_SLEEP */
 
+#if defined(CONFIG_RTC_DRV_CMOS) || defined(CONFIG_RTC_DRV_CMOS_MODULE)
+/* use /sys/class/rtc/rtcX/wakealarm instead; it's not ACPI-specific */
+#else
+#define        HAVE_ACPI_LEGACY_ALARM
+#endif
+
+#ifdef HAVE_ACPI_LEGACY_ALARM
+
 static int acpi_system_alarm_seq_show(struct seq_file *seq, void *offset)
 {
        u32 sec, min, hr;
@@ -341,6 +349,8 @@ acpi_system_write_alarm(struct file *file,
       end:
        return_VALUE(result ? result : count);
 }
+#endif /* HAVE_ACPI_LEGACY_ALARM */
+
 
 extern struct list_head acpi_wakeup_device_list;
 extern spinlock_t acpi_device_lock;
@@ -464,6 +474,7 @@ static const struct file_operations acpi_system_sleep_fops = {
 };
 #endif                         /* CONFIG_ACPI_SLEEP_PROC_SLEEP */
 
+#ifdef HAVE_ACPI_LEGACY_ALARM
 static const struct file_operations acpi_system_alarm_fops = {
        .open = acpi_system_alarm_open_fs,
        .read = seq_read,
@@ -479,8 +490,9 @@ static u32 rtc_handler(void *context)
 
        return ACPI_INTERRUPT_HANDLED;
 }
+#endif /* HAVE_ACPI_LEGACY_ALARM */
 
-static int acpi_sleep_proc_init(void)
+static int __init acpi_sleep_proc_init(void)
 {
        struct proc_dir_entry *entry = NULL;
 
@@ -496,6 +508,7 @@ static int acpi_sleep_proc_init(void)
                entry->proc_fops = &acpi_system_sleep_fops;
 #endif
 
+#ifdef HAVE_ACPI_LEGACY_ALARM
        /* 'alarm' [R/W] */
        entry =
            create_proc_entry("alarm", S_IFREG | S_IRUGO | S_IWUSR,
@@ -503,6 +516,9 @@ static int acpi_sleep_proc_init(void)
        if (entry)
                entry->proc_fops = &acpi_system_alarm_fops;
 
+       acpi_install_fixed_event_handler(ACPI_EVENT_RTC, rtc_handler, NULL);
+#endif /* HAVE_ACPI_LEGACY_ALARM */
+
        /* 'wakeup device' [R/W] */
        entry =
            create_proc_entry("wakeup", S_IFREG | S_IRUGO | S_IWUSR,
@@ -510,7 +526,6 @@ static int acpi_sleep_proc_init(void)
        if (entry)
                entry->proc_fops = &acpi_system_wakeup_device_fops;
 
-       acpi_install_fixed_event_handler(ACPI_EVENT_RTC, rtc_handler, NULL);
        return 0;
 }