5 files changed, 46 insertions, 34 deletions

diff --git a/drivers/acpi/Kconfig b/drivers/acpi/Kconfig
index 087a7028ae84..b9f923ef173d 100644
--- a/drivers/acpi/Kconfig
+++ b/drivers/acpi/Kconfig
@@ -50,7 +50,6 @@ config ACPI_SLEEP
 config ACPI_PROCFS
         bool "Deprecated /proc/acpi files"
         depends on PROC_FS
-        default y
         ---help---
           For backwards compatibility, this option allows
           deprecated /proc/acpi/ files to exist, even when
@@ -61,7 +60,6 @@ config ACPI_PROCFS
           /proc/acpi/info (/sys/modules/acpi/parameters/acpica_version)
           /proc/acpi/dsdt (/sys/firmware/acpi/tables/DSDT)
           /proc/acpi/fadt (/sys/firmware/acpi/tables/FACP)
-          /proc/acpi/battery (/sys/class/power_supply)
           /proc/acpi/debug_layer (/sys/module/acpi/parameters/debug_layer)
           /proc/acpi/debug_level (/sys/module/acpi/parameters/debug_level)
 
@@ -69,7 +67,21 @@ config ACPI_PROCFS
           and functions which do not yet exist in /sys.
 
           Say N to delete /proc/acpi/ files that have moved to /sys/
-
+config ACPI_PROCFS_POWER
+        bool "Deprecated power /proc/acpi folders"
+        depends on PROC_FS
+        default y
+        ---help---
+          For backwards compatibility, this option allows
+          deprecated power /proc/acpi/ folders to exist, even when
+          they have been replaced by functions in /sys.
+          The deprecated folders (and their replacements) include:
+          /proc/acpi/battery/* (/sys/class/power_supply/*)
+          /proc/acpi/ac_adapter/* (sys/class/power_supply/*)
+          This option has no effect on /proc/acpi/ folders
+          and functions, which do not yet exist in /sys
+
+          Say N to delete power /proc/acpi/ folders that have moved to /sys/
 config ACPI_PROC_EVENT
         bool "Deprecated /proc/acpi/event support"
         depends on PROC_FS
diff --git a/drivers/acpi/Makefile b/drivers/acpi/Makefile
index 54e3ab0e5fc0..456446f90077 100644
--- a/drivers/acpi/Makefile
+++ b/drivers/acpi/Makefile
@@ -58,6 +58,6 @@ obj-$(CONFIG_ACPI_NUMA)		+= numa.o
 obj-$(CONFIG_ACPI_ASUS)         += asus_acpi.o
 obj-$(CONFIG_ACPI_TOSHIBA)      += toshiba_acpi.o
 obj-$(CONFIG_ACPI_HOTPLUG_MEMORY)       += acpi_memhotplug.o
-obj-y                           += cm_sbs.o
+obj-$(CONFIG_ACPI_PROCFS_POWER) += cm_sbs.o
 obj-$(CONFIG_ACPI_SBS)          += sbs.o
 obj-$(CONFIG_ACPI_SBS)          += sbshc.o
diff --git a/drivers/acpi/ac.c b/drivers/acpi/ac.c
index 30238f6ff232..76ed4f52bebd 100644
--- a/drivers/acpi/ac.c
+++ b/drivers/acpi/ac.c
@@ -27,7 +27,7 @@
 #include <linux/module.h>
 #include <linux/init.h>
 #include <linux/types.h>
-#ifdef CONFIG_ACPI_PROCFS
+#ifdef CONFIG_ACPI_PROCFS_POWER
 #include <linux/proc_fs.h>
 #include <linux/seq_file.h>
 #endif
@@ -51,7 +51,7 @@ MODULE_AUTHOR("Paul Diefenbaugh");
 MODULE_DESCRIPTION("ACPI AC Adapter Driver");
 MODULE_LICENSE("GPL");
 
-#ifdef CONFIG_ACPI_PROCFS
+#ifdef CONFIG_ACPI_PROCFS_POWER
 extern struct proc_dir_entry *acpi_lock_ac_dir(void);
 extern void *acpi_unlock_ac_dir(struct proc_dir_entry *acpi_ac_dir);
 static int acpi_ac_open_fs(struct inode *inode, struct file *file);
@@ -86,7 +86,7 @@ struct acpi_ac {
 
 #define to_acpi_ac(x) container_of(x, struct acpi_ac, charger);
 
-#ifdef CONFIG_ACPI_PROCFS
+#ifdef CONFIG_ACPI_PROCFS_POWER
 static const struct file_operations acpi_ac_fops = {
         .open = acpi_ac_open_fs,
         .read = seq_read,
@@ -136,7 +136,7 @@ static int acpi_ac_get_state(struct acpi_ac *ac)
         return 0;
 }
 
-#ifdef CONFIG_ACPI_PROCFS
+#ifdef CONFIG_ACPI_PROCFS_POWER
 /* --------------------------------------------------------------------------
                               FS Interface (/proc)
    -------------------------------------------------------------------------- */
@@ -275,7 +275,7 @@ static int acpi_ac_add(struct acpi_device *device)
         if (result)
                 goto end;
 
-#ifdef CONFIG_ACPI_PROCFS
+#ifdef CONFIG_ACPI_PROCFS_POWER
         result = acpi_ac_add_fs(device);
 #endif
         if (result)
@@ -300,7 +300,7 @@ static int acpi_ac_add(struct acpi_device *device)
 
       end:
         if (result) {
-#ifdef CONFIG_ACPI_PROCFS
+#ifdef CONFIG_ACPI_PROCFS_POWER
                 acpi_ac_remove_fs(device);
 #endif
                 kfree(ac);
@@ -339,7 +339,7 @@ static int acpi_ac_remove(struct acpi_device *device, int type)
                                             ACPI_ALL_NOTIFY, acpi_ac_notify);
         if (ac->charger.dev)
                 power_supply_unregister(&ac->charger);
-#ifdef CONFIG_ACPI_PROCFS
+#ifdef CONFIG_ACPI_PROCFS_POWER
         acpi_ac_remove_fs(device);
 #endif
 
@@ -355,7 +355,7 @@ static int __init acpi_ac_init(void)
         if (acpi_disabled)
                 return -ENODEV;
 
-#ifdef CONFIG_ACPI_PROCFS
+#ifdef CONFIG_ACPI_PROCFS_POWER
         acpi_ac_dir = acpi_lock_ac_dir();
         if (!acpi_ac_dir)
                 return -ENODEV;
@@ -363,7 +363,7 @@ static int __init acpi_ac_init(void)
 
         result = acpi_bus_register_driver(&acpi_ac_driver);
         if (result < 0) {
-#ifdef CONFIG_ACPI_PROCFS
+#ifdef CONFIG_ACPI_PROCFS_POWER
                 acpi_unlock_ac_dir(acpi_ac_dir);
 #endif
                 return -ENODEV;
@@ -377,7 +377,7 @@ static void __exit acpi_ac_exit(void)
 
         acpi_bus_unregister_driver(&acpi_ac_driver);
 
-#ifdef CONFIG_ACPI_PROCFS
+#ifdef CONFIG_ACPI_PROCFS_POWER
         acpi_unlock_ac_dir(acpi_ac_dir);
 #endif
 
diff --git a/drivers/acpi/battery.c b/drivers/acpi/battery.c
index 2e8e790c1180..7d6be23eff89 100644
--- a/drivers/acpi/battery.c
+++ b/drivers/acpi/battery.c
@@ -31,7 +31,7 @@
 #include <linux/types.h>
 #include <linux/jiffies.h>
 
-#ifdef CONFIG_ACPI_PROCFS
+#ifdef CONFIG_ACPI_PROCFS_POWER
 #include <linux/proc_fs.h>
 #include <linux/seq_file.h>
 #include <asm/uaccess.h>
@@ -63,7 +63,7 @@ static unsigned int cache_time = 1000;
 module_param(cache_time, uint, 0644);
 MODULE_PARM_DESC(cache_time, "cache time in milliseconds");
 
-#ifdef CONFIG_ACPI_PROCFS
+#ifdef CONFIG_ACPI_PROCFS_POWER
 extern struct proc_dir_entry *acpi_lock_battery_dir(void);
 extern void *acpi_unlock_battery_dir(struct proc_dir_entry *acpi_battery_dir);
 
@@ -223,7 +223,7 @@ static enum power_supply_property energy_battery_props[] = {
         POWER_SUPPLY_PROP_MANUFACTURER,
 };
 
-#ifdef CONFIG_ACPI_PROCFS
+#ifdef CONFIG_ACPI_PROCFS_POWER
 inline char *acpi_battery_units(struct acpi_battery *battery)
 {
         return (battery->power_unit)?"mA":"mW";
@@ -481,7 +481,7 @@ static int acpi_battery_update(struct acpi_battery *battery)
                               FS Interface (/proc)
    -------------------------------------------------------------------------- */
 
-#ifdef CONFIG_ACPI_PROCFS
+#ifdef CONFIG_ACPI_PROCFS_POWER
 static struct proc_dir_entry *acpi_battery_dir;
 
 static int acpi_battery_print_info(struct seq_file *seq, int result)
@@ -788,7 +788,7 @@ static int acpi_battery_add(struct acpi_device *device)
         acpi_driver_data(device) = battery;
         mutex_init(&battery->lock);
         acpi_battery_update(battery);
-#ifdef CONFIG_ACPI_PROCFS
+#ifdef CONFIG_ACPI_PROCFS_POWER
         result = acpi_battery_add_fs(device);
         if (result)
                 goto end;
@@ -806,7 +806,7 @@ static int acpi_battery_add(struct acpi_device *device)
                device->status.battery_present ? "present" : "absent");
       end:
         if (result) {
-#ifdef CONFIG_ACPI_PROCFS
+#ifdef CONFIG_ACPI_PROCFS_POWER
                 acpi_battery_remove_fs(device);
 #endif
                 kfree(battery);
@@ -825,7 +825,7 @@ static int acpi_battery_remove(struct acpi_device *device, int type)
         status = acpi_remove_notify_handler(device->handle,
                                             ACPI_ALL_NOTIFY,
                                             acpi_battery_notify);
-#ifdef CONFIG_ACPI_PROCFS
+#ifdef CONFIG_ACPI_PROCFS_POWER
         acpi_battery_remove_fs(device);
 #endif
         sysfs_remove_battery(battery);
@@ -861,13 +861,13 @@ static int __init acpi_battery_init(void)
 {
         if (acpi_disabled)
                 return -ENODEV;
-#ifdef CONFIG_ACPI_PROCFS
+#ifdef CONFIG_ACPI_PROCFS_POWER
         acpi_battery_dir = acpi_lock_battery_dir();
         if (!acpi_battery_dir)
                 return -ENODEV;
 #endif
         if (acpi_bus_register_driver(&acpi_battery_driver) < 0) {
-#ifdef CONFIG_ACPI_PROCFS
+#ifdef CONFIG_ACPI_PROCFS_POWER
                 acpi_unlock_battery_dir(acpi_battery_dir);
 #endif
                 return -ENODEV;
@@ -878,7 +878,7 @@ static int __init acpi_battery_init(void)
 static void __exit acpi_battery_exit(void)
 {
         acpi_bus_unregister_driver(&acpi_battery_driver);
-#ifdef CONFIG_ACPI_PROCFS
+#ifdef CONFIG_ACPI_PROCFS_POWER
         acpi_unlock_battery_dir(acpi_battery_dir);
 #endif
 }
diff --git a/drivers/acpi/sbs.c b/drivers/acpi/sbs.c
index 73c1ba314299..6045cdbe176b 100644
--- a/drivers/acpi/sbs.c
+++ b/drivers/acpi/sbs.c
@@ -29,7 +29,7 @@
 #include <linux/moduleparam.h>
 #include <linux/kernel.h>
 
-#ifdef CONFIG_ACPI_PROCFS
+#ifdef CONFIG_ACPI_PROCFS_POWER
 #include <linux/proc_fs.h>
 #include <linux/seq_file.h>
 #include <asm/uaccess.h>
@@ -88,7 +88,7 @@ MODULE_DEVICE_TABLE(acpi, sbs_device_ids);
 struct acpi_battery {
         struct power_supply bat;
         struct acpi_sbs *sbs;
-#ifdef CONFIG_ACPI_PROCFS
+#ifdef CONFIG_ACPI_PROCFS_POWER
         struct proc_dir_entry *proc_entry;
 #endif
         unsigned long update_time;
@@ -123,7 +123,7 @@ struct acpi_sbs {
         struct acpi_device *device;
         struct acpi_smb_hc *hc;
         struct mutex lock;
-#ifdef CONFIG_ACPI_PROCFS
+#ifdef CONFIG_ACPI_PROCFS_POWER
         struct proc_dir_entry *charger_entry;
 #endif
         struct acpi_battery battery[MAX_SBS_BAT];
@@ -469,7 +469,7 @@ static struct device_attribute alarm_attr = {
                               FS Interface (/proc/acpi)
    -------------------------------------------------------------------------- */
 
-#ifdef CONFIG_ACPI_PROCFS
+#ifdef CONFIG_ACPI_PROCFS_POWER
 /* Generic Routines */
 static int
 acpi_sbs_add_fs(struct proc_dir_entry **dir,
@@ -790,7 +790,7 @@ static int acpi_battery_add(struct acpi_sbs *sbs, int id)
                 return result;
 
         sprintf(battery->name, ACPI_BATTERY_DIR_NAME, id);
-#ifdef CONFIG_ACPI_PROCFS
+#ifdef CONFIG_ACPI_PROCFS_POWER
         acpi_sbs_add_fs(&battery->proc_entry, acpi_battery_dir,
                         battery->name, &acpi_battery_info_fops,
                         &acpi_battery_state_fops, &acpi_battery_alarm_fops,
@@ -831,7 +831,7 @@ static void acpi_battery_remove(struct acpi_sbs *sbs, int id)
                         device_remove_file(battery->bat.dev, &alarm_attr);
                 power_supply_unregister(&battery->bat);
         }
-#ifdef CONFIG_ACPI_PROCFS
+#ifdef CONFIG_ACPI_PROCFS_POWER
         if (battery->proc_entry)
                 acpi_sbs_remove_fs(&battery->proc_entry, acpi_battery_dir);
 #endif
@@ -844,7 +844,7 @@ static int acpi_charger_add(struct acpi_sbs *sbs)
         result = acpi_ac_get_present(sbs);
         if (result)
                 goto end;
-#ifdef CONFIG_ACPI_PROCFS
+#ifdef CONFIG_ACPI_PROCFS_POWER
         result = acpi_sbs_add_fs(&sbs->charger_entry, acpi_ac_dir,
                                  ACPI_AC_DIR_NAME, NULL,
                                  &acpi_ac_state_fops, NULL, sbs);
@@ -868,7 +868,7 @@ static void acpi_charger_remove(struct acpi_sbs *sbs)
 {
         if (sbs->charger.dev)
                 power_supply_unregister(&sbs->charger);
-#ifdef CONFIG_ACPI_PROCFS
+#ifdef CONFIG_ACPI_PROCFS_POWER
         if (sbs->charger_entry)
                 acpi_sbs_remove_fs(&sbs->charger_entry, acpi_ac_dir);
 #endif
@@ -974,7 +974,7 @@ static int acpi_sbs_remove(struct acpi_device *device, int type)
 
 static void acpi_sbs_rmdirs(void)
 {
-#ifdef CONFIG_ACPI_PROCFS
+#ifdef CONFIG_ACPI_PROCFS_POWER
         if (acpi_ac_dir) {
                 acpi_unlock_ac_dir(acpi_ac_dir);
                 acpi_ac_dir = NULL;
@@ -1013,7 +1013,7 @@ static int __init acpi_sbs_init(void)
 
         if (acpi_disabled)
                 return -ENODEV;
-#ifdef CONFIG_ACPI_PROCFS
+#ifdef CONFIG_ACPI_PROCFS_POWER
         acpi_ac_dir = acpi_lock_ac_dir();
         if (!acpi_ac_dir)
                 return -ENODEV;