Commit 1b3d4c3b authored by Zhang Rui's avatar Zhang Rui Committed by Len Brown

ACPI ac/battery/sbs: sysfs I/F always built in, procfs I/F disabled by default

ACPI AC/Battery/SBS driver has different kernel option for procfs and sysfs I/F.

This patch,
1. Change CONFIG_ACPI_PROCFS_POWER to 'n' by default so that we can remove it in the next release or two.
2. Remove CONFIG_ACPI_SYSFS_POWER and always build in the sysfs I/F of these drivers.
Signed-off-by: default avatarZhang Rui <rui.zhang@intel.com>
Signed-off-by: default avatarLen Brown <len.brown@intel.com>
parent cd07202c
......@@ -66,7 +66,6 @@ config ACPI_PROCFS
config ACPI_PROCFS_POWER
bool "Deprecated power /proc/acpi directories"
depends on PROC_FS
default y
help
For backwards compatibility, this option allows
deprecated power /proc/acpi/ directories to exist, even when
......@@ -90,13 +89,6 @@ config ACPI_POWER_METER
To compile this driver as a module, choose M here:
the module will be called power-meter.
config ACPI_SYSFS_POWER
bool "Future power /sys interface"
select POWER_SUPPLY
default y
help
Say N to disable power /sys interface
config ACPI_EC_DEBUGFS
tristate "EC read/write access through /sys/kernel/debug/ec"
default n
......@@ -136,6 +128,7 @@ config ACPI_PROC_EVENT
config ACPI_AC
tristate "AC Adapter"
depends on X86
select POWER_SUPPLY
default y
help
This driver supports the AC Adapter object, which indicates
......@@ -148,6 +141,7 @@ config ACPI_AC
config ACPI_BATTERY
tristate "Battery"
depends on X86
select POWER_SUPPLY
default y
help
This driver adds support for battery information through
......@@ -364,6 +358,7 @@ config ACPI_HOTPLUG_MEMORY
config ACPI_SBS
tristate "Smart Battery System"
depends on X86
select POWER_SUPPLY
help
This driver supports the Smart Battery System, another
type of access to battery information, found on some laptops.
......
......@@ -32,9 +32,7 @@
#include <linux/proc_fs.h>
#include <linux/seq_file.h>
#endif
#ifdef CONFIG_ACPI_SYSFS_POWER
#include <linux/power_supply.h>
#endif
#include <acpi/acpi_bus.h>
#include <acpi/acpi_drivers.h>
......@@ -86,9 +84,7 @@ static struct acpi_driver acpi_ac_driver = {
};
struct acpi_ac {
#ifdef CONFIG_ACPI_SYSFS_POWER
struct power_supply charger;
#endif
struct acpi_device * device;
unsigned long long state;
};
......@@ -104,7 +100,6 @@ static const struct file_operations acpi_ac_fops = {
.release = single_release,
};
#endif
#ifdef CONFIG_ACPI_SYSFS_POWER
static int get_ac_property(struct power_supply *psy,
enum power_supply_property psp,
union power_supply_propval *val)
......@@ -123,7 +118,6 @@ static int get_ac_property(struct power_supply *psy,
static enum power_supply_property ac_props[] = {
POWER_SUPPLY_PROP_ONLINE,
};
#endif
/* --------------------------------------------------------------------------
AC Adapter Management
-------------------------------------------------------------------------- */
......@@ -247,9 +241,7 @@ static void acpi_ac_notify(struct acpi_device *device, u32 event)
dev_name(&device->dev), event,
(u32) ac->state);
acpi_notifier_call_chain(device, event, (u32) ac->state);
#ifdef CONFIG_ACPI_SYSFS_POWER
kobject_uevent(&ac->charger.dev->kobj, KOBJ_CHANGE);
#endif
}
return;
......@@ -282,14 +274,12 @@ static int acpi_ac_add(struct acpi_device *device)
#endif
if (result)
goto end;
#ifdef CONFIG_ACPI_SYSFS_POWER
ac->charger.name = acpi_device_bid(device);
ac->charger.type = POWER_SUPPLY_TYPE_MAINS;
ac->charger.properties = ac_props;
ac->charger.num_properties = ARRAY_SIZE(ac_props);
ac->charger.get_property = get_ac_property;
power_supply_register(&ac->device->dev, &ac->charger);
#endif
printk(KERN_INFO PREFIX "%s [%s] (%s)\n",
acpi_device_name(device), acpi_device_bid(device),
......@@ -316,10 +306,8 @@ static int acpi_ac_resume(struct acpi_device *device)
old_state = ac->state;
if (acpi_ac_get_state(ac))
return 0;
#ifdef CONFIG_ACPI_SYSFS_POWER
if (old_state != ac->state)
kobject_uevent(&ac->charger.dev->kobj, KOBJ_CHANGE);
#endif
return 0;
}
......@@ -333,10 +321,8 @@ static int acpi_ac_remove(struct acpi_device *device, int type)
ac = acpi_driver_data(device);
#ifdef CONFIG_ACPI_SYSFS_POWER
if (ac->charger.dev)
power_supply_unregister(&ac->charger);
#endif
#ifdef CONFIG_ACPI_PROCFS_POWER
acpi_ac_remove_fs(device);
#endif
......
......@@ -42,10 +42,7 @@
#include <acpi/acpi_bus.h>
#include <acpi/acpi_drivers.h>
#ifdef CONFIG_ACPI_SYSFS_POWER
#include <linux/power_supply.h>
#endif
#define PREFIX "ACPI: "
......@@ -102,9 +99,7 @@ enum {
struct acpi_battery {
struct mutex lock;
#ifdef CONFIG_ACPI_SYSFS_POWER
struct power_supply bat;
#endif
struct acpi_device *device;
unsigned long update_time;
int rate_now;
......@@ -141,7 +136,6 @@ inline int acpi_battery_present(struct acpi_battery *battery)
return battery->device->status.battery_present;
}
#ifdef CONFIG_ACPI_SYSFS_POWER
static int acpi_battery_technology(struct acpi_battery *battery)
{
if (!strcasecmp("NiCd", battery->type))
......@@ -281,7 +275,6 @@ static enum power_supply_property energy_battery_props[] = {
POWER_SUPPLY_PROP_MANUFACTURER,
POWER_SUPPLY_PROP_SERIAL_NUMBER,
};
#endif
#ifdef CONFIG_ACPI_PROCFS_POWER
inline char *acpi_battery_units(struct acpi_battery *battery)
......@@ -492,7 +485,6 @@ static int acpi_battery_init_alarm(struct acpi_battery *battery)
return acpi_battery_set_alarm(battery);
}
#ifdef CONFIG_ACPI_SYSFS_POWER
static ssize_t acpi_battery_alarm_show(struct device *dev,
struct device_attribute *attr,
char *buf)
......@@ -552,7 +544,6 @@ static void sysfs_remove_battery(struct acpi_battery *battery)
power_supply_unregister(&battery->bat);
battery->bat.dev = NULL;
}
#endif
static void acpi_battery_quirks(struct acpi_battery *battery)
{
......@@ -568,9 +559,7 @@ static int acpi_battery_update(struct acpi_battery *battery)
if (result)
return result;
if (!acpi_battery_present(battery)) {
#ifdef CONFIG_ACPI_SYSFS_POWER
sysfs_remove_battery(battery);
#endif
battery->update_time = 0;
return 0;
}
......@@ -582,10 +571,8 @@ static int acpi_battery_update(struct acpi_battery *battery)
acpi_battery_quirks(battery);
acpi_battery_init_alarm(battery);
}
#ifdef CONFIG_ACPI_SYSFS_POWER
if (!battery->bat.dev)
sysfs_add_battery(battery);
#endif
return acpi_battery_get_state(battery);
}
......@@ -867,26 +854,20 @@ static void acpi_battery_remove_fs(struct acpi_device *device)
static void acpi_battery_notify(struct acpi_device *device, u32 event)
{
struct acpi_battery *battery = acpi_driver_data(device);
#ifdef CONFIG_ACPI_SYSFS_POWER
struct device *old;
#endif
if (!battery)
return;
#ifdef CONFIG_ACPI_SYSFS_POWER
old = battery->bat.dev;
#endif
acpi_battery_update(battery);
acpi_bus_generate_proc_event(device, event,
acpi_battery_present(battery));
acpi_bus_generate_netlink_event(device->pnp.device_class,
dev_name(&device->dev), event,
acpi_battery_present(battery));
#ifdef CONFIG_ACPI_SYSFS_POWER
/* acpi_battery_update could remove power_supply object */
if (old && battery->bat.dev)
power_supply_changed(&battery->bat);
#endif
}
static int acpi_battery_add(struct acpi_device *device)
......@@ -934,9 +915,7 @@ static int acpi_battery_remove(struct acpi_device *device, int type)
#ifdef CONFIG_ACPI_PROCFS_POWER
acpi_battery_remove_fs(device);
#endif
#ifdef CONFIG_ACPI_SYSFS_POWER
sysfs_remove_battery(battery);
#endif
mutex_destroy(&battery->lock);
kfree(battery);
return 0;
......
......@@ -40,10 +40,7 @@
#include <linux/timer.h>
#include <linux/jiffies.h>
#include <linux/delay.h>
#ifdef CONFIG_ACPI_SYSFS_POWER
#include <linux/power_supply.h>
#endif
#include "sbshc.h"
......@@ -85,9 +82,7 @@ static const struct acpi_device_id sbs_device_ids[] = {
MODULE_DEVICE_TABLE(acpi, sbs_device_ids);
struct acpi_battery {
#ifdef CONFIG_ACPI_SYSFS_POWER
struct power_supply bat;
#endif
struct acpi_sbs *sbs;
#ifdef CONFIG_ACPI_PROCFS_POWER
struct proc_dir_entry *proc_entry;
......@@ -120,9 +115,7 @@ struct acpi_battery {
#define to_acpi_battery(x) container_of(x, struct acpi_battery, bat);
struct acpi_sbs {
#ifdef CONFIG_ACPI_SYSFS_POWER
struct power_supply charger;
#endif
struct acpi_device *device;
struct acpi_smb_hc *hc;
struct mutex lock;
......@@ -166,7 +159,6 @@ static inline int acpi_battery_scale(struct acpi_battery *battery)
acpi_battery_ipscale(battery);
}
#ifdef CONFIG_ACPI_SYSFS_POWER
static int sbs_get_ac_property(struct power_supply *psy,
enum power_supply_property psp,
union power_supply_propval *val)
......@@ -313,7 +305,6 @@ static enum power_supply_property sbs_energy_battery_props[] = {
POWER_SUPPLY_PROP_MANUFACTURER,
};
#endif
/* --------------------------------------------------------------------------
Smart Battery System Management
......@@ -449,7 +440,6 @@ static int acpi_ac_get_present(struct acpi_sbs *sbs)
return result;
}
#ifdef CONFIG_ACPI_SYSFS_POWER
static ssize_t acpi_battery_alarm_show(struct device *dev,
struct device_attribute *attr,
char *buf)
......@@ -479,7 +469,6 @@ static struct device_attribute alarm_attr = {
.show = acpi_battery_alarm_show,
.store = acpi_battery_alarm_store,
};
#endif
/* --------------------------------------------------------------------------
FS Interface (/proc/acpi)
......@@ -798,7 +787,6 @@ static int acpi_battery_add(struct acpi_sbs *sbs, int id)
&acpi_battery_state_fops, &acpi_battery_alarm_fops,
battery);
#endif
#ifdef CONFIG_ACPI_SYSFS_POWER
battery->bat.name = battery->name;
battery->bat.type = POWER_SUPPLY_TYPE_BATTERY;
if (!acpi_battery_mode(battery)) {
......@@ -819,7 +807,6 @@ static int acpi_battery_add(struct acpi_sbs *sbs, int id)
goto end;
battery->have_sysfs_alarm = 1;
end:
#endif
printk(KERN_INFO PREFIX "%s [%s]: Battery Slot [%s] (battery %s)\n",
ACPI_SBS_DEVICE_NAME, acpi_device_bid(sbs->device),
battery->name, battery->present ? "present" : "absent");
......@@ -828,17 +815,13 @@ static int acpi_battery_add(struct acpi_sbs *sbs, int id)
static void acpi_battery_remove(struct acpi_sbs *sbs, int id)
{
#if defined(CONFIG_ACPI_SYSFS_POWER) || defined(CONFIG_ACPI_PROCFS_POWER)
struct acpi_battery *battery = &sbs->battery[id];
#endif
#ifdef CONFIG_ACPI_SYSFS_POWER
if (battery->bat.dev) {
if (battery->have_sysfs_alarm)
device_remove_file(battery->bat.dev, &alarm_attr);
power_supply_unregister(&battery->bat);
}
#endif
#ifdef CONFIG_ACPI_PROCFS_POWER
if (battery->proc_entry)
acpi_sbs_remove_fs(&battery->proc_entry, acpi_battery_dir);
......@@ -859,14 +842,12 @@ static int acpi_charger_add(struct acpi_sbs *sbs)
if (result)
goto end;
#endif
#ifdef CONFIG_ACPI_SYSFS_POWER
sbs->charger.name = "sbs-charger";
sbs->charger.type = POWER_SUPPLY_TYPE_MAINS;
sbs->charger.properties = sbs_ac_props;
sbs->charger.num_properties = ARRAY_SIZE(sbs_ac_props);
sbs->charger.get_property = sbs_get_ac_property;
power_supply_register(&sbs->device->dev, &sbs->charger);
#endif
printk(KERN_INFO PREFIX "%s [%s]: AC Adapter [%s] (%s)\n",
ACPI_SBS_DEVICE_NAME, acpi_device_bid(sbs->device),
ACPI_AC_DIR_NAME, sbs->charger_present ? "on-line" : "off-line");
......@@ -876,10 +857,8 @@ static int acpi_charger_add(struct acpi_sbs *sbs)
static void acpi_charger_remove(struct acpi_sbs *sbs)
{
#ifdef CONFIG_ACPI_SYSFS_POWER
if (sbs->charger.dev)
power_supply_unregister(&sbs->charger);
#endif
#ifdef CONFIG_ACPI_PROCFS_POWER
if (sbs->charger_entry)
acpi_sbs_remove_fs(&sbs->charger_entry, acpi_ac_dir);
......@@ -900,9 +879,7 @@ static void acpi_sbs_callback(void *context)
ACPI_SBS_NOTIFY_STATUS,
sbs->charger_present);
#endif
#ifdef CONFIG_ACPI_SYSFS_POWER
kobject_uevent(&sbs->charger.dev->kobj, KOBJ_CHANGE);
#endif
}
if (sbs->manager_present) {
for (id = 0; id < MAX_SBS_BAT; ++id) {
......@@ -919,9 +896,7 @@ static void acpi_sbs_callback(void *context)
ACPI_SBS_NOTIFY_STATUS,
bat->present);
#endif
#ifdef CONFIG_ACPI_SYSFS_POWER
kobject_uevent(&bat->bat.dev->kobj, KOBJ_CHANGE);
#endif
}
}
}
......
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