#include <linux/jiffies.h>
#include <linux/delay.h>
+#ifdef CONFIG_ACPI_SYSFS_POWER
#include <linux/power_supply.h>
+#endif
#include "sbshc.h"
#define ACPI_BATTERY_DIR_NAME "BAT%i"
#define ACPI_AC_DIR_NAME "AC0"
-enum acpi_sbs_device_addr {
- ACPI_SBS_CHARGER = 0x9,
- ACPI_SBS_MANAGER = 0xa,
- ACPI_SBS_BATTERY = 0xb,
-};
-
#define ACPI_SBS_NOTIFY_STATUS 0x80
#define ACPI_SBS_NOTIFY_INFO 0x81
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;
#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;
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)
POWER_SUPPLY_PROP_MODEL_NAME,
POWER_SUPPLY_PROP_MANUFACTURER,
};
+#endif
/* --------------------------------------------------------------------------
Smart Battery System Management
return result;
}
+#ifdef CONFIG_ACPI_SYSFS_POWER
static ssize_t acpi_battery_alarm_show(struct device *dev,
struct device_attribute *attr,
char *buf)
.show = acpi_battery_alarm_show,
.store = acpi_battery_alarm_store,
};
+#endif
/* --------------------------------------------------------------------------
FS Interface (/proc/acpi)
static inline char *acpi_battery_units(struct acpi_battery *battery)
{
- return acpi_battery_mode(battery) ? " mWh" : " mAh";
+ return acpi_battery_mode(battery) ? " mW" : " mA";
}
if (!battery->present)
goto end;
- seq_printf(seq, "design capacity: %i%s\n",
+ seq_printf(seq, "design capacity: %i%sh\n",
battery->design_capacity * acpi_battery_scale(battery),
acpi_battery_units(battery));
- seq_printf(seq, "last full capacity: %i%s\n",
+ seq_printf(seq, "last full capacity: %i%sh\n",
battery->full_charge_capacity * acpi_battery_scale(battery),
acpi_battery_units(battery));
seq_printf(seq, "battery technology: rechargeable\n");
{
struct acpi_battery *battery = seq->private;
struct acpi_sbs *sbs = battery->sbs;
- int result = 0;
+ int rate;
mutex_lock(&sbs->lock);
seq_printf(seq, "present: %s\n",
seq_printf(seq, "charging state: %s\n",
(battery->current_now < 0) ? "discharging" :
((battery->current_now > 0) ? "charging" : "charged"));
- seq_printf(seq, "present rate: %d mA\n",
- abs(battery->current_now) * acpi_battery_ipscale(battery));
- seq_printf(seq, "remaining capacity: %i%s\n",
+ rate = abs(battery->current_now) * acpi_battery_ipscale(battery);
+ rate *= (acpi_battery_mode(battery))?(battery->voltage_now *
+ acpi_battery_vscale(battery)/1000):1;
+ seq_printf(seq, "present rate: %d%s\n", rate,
+ acpi_battery_units(battery));
+ seq_printf(seq, "remaining capacity: %i%sh\n",
battery->capacity_now * acpi_battery_scale(battery),
acpi_battery_units(battery));
seq_printf(seq, "present voltage: %i mV\n",
end:
mutex_unlock(&sbs->lock);
- return result;
+ return 0;
}
static int acpi_battery_state_open_fs(struct inode *inode, struct file *file)
acpi_battery_get_alarm(battery);
seq_printf(seq, "alarm: ");
if (battery->alarm_capacity)
- seq_printf(seq, "%i%s\n",
+ seq_printf(seq, "%i%sh\n",
battery->alarm_capacity *
acpi_battery_scale(battery),
acpi_battery_units(battery));
&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)) {
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, sbs->battery->present ? "present" : "absent");
+ battery->name, battery->present ? "present" : "absent");
return result;
}
static void acpi_battery_remove(struct acpi_sbs *sbs, int id)
{
struct acpi_battery *battery = &sbs->battery[id];
-
+#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);
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");
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);
#endif
}
-void acpi_sbs_callback(void *context)
+static void acpi_sbs_callback(void *context)
{
int id;
struct acpi_sbs *sbs = 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) {
ACPI_SBS_NOTIFY_STATUS,
bat->present);
#endif
+#ifdef CONFIG_ACPI_SYSFS_POWER
kobject_uevent(&bat->bat.dev->kobj, KOBJ_CHANGE);
+#endif
}
}
}