Commit 3151dbb0 authored by Zhang Rui's avatar Zhang Rui Committed by Len Brown

ACPI ac: update AC status upon sysfs query

http://marc.info/?l=linux-acpi&m=128855015826728&w=2
https://bugzilla.kernel.org/show_bug.cgi?id=21722

Tested_by: Seblu <seblu@seblu.net>
Signed-off-by: default avatarZhang Rui <rui.zhang@intel.com>
Signed-off-by: default avatarLen Brown <len.brown@intel.com>
parent e8a7e48b
...@@ -100,24 +100,7 @@ static const struct file_operations acpi_ac_fops = { ...@@ -100,24 +100,7 @@ static const struct file_operations acpi_ac_fops = {
.release = single_release, .release = single_release,
}; };
#endif #endif
static int get_ac_property(struct power_supply *psy,
enum power_supply_property psp,
union power_supply_propval *val)
{
struct acpi_ac *ac = to_acpi_ac(psy);
switch (psp) {
case POWER_SUPPLY_PROP_ONLINE:
val->intval = ac->state;
break;
default:
return -EINVAL;
}
return 0;
}
static enum power_supply_property ac_props[] = {
POWER_SUPPLY_PROP_ONLINE,
};
/* -------------------------------------------------------------------------- /* --------------------------------------------------------------------------
AC Adapter Management AC Adapter Management
-------------------------------------------------------------------------- */ -------------------------------------------------------------------------- */
...@@ -140,6 +123,35 @@ static int acpi_ac_get_state(struct acpi_ac *ac) ...@@ -140,6 +123,35 @@ static int acpi_ac_get_state(struct acpi_ac *ac)
return 0; return 0;
} }
/* --------------------------------------------------------------------------
sysfs I/F
-------------------------------------------------------------------------- */
static int get_ac_property(struct power_supply *psy,
enum power_supply_property psp,
union power_supply_propval *val)
{
struct acpi_ac *ac = to_acpi_ac(psy);
if (!ac)
return -ENODEV;
if (acpi_ac_get_state(ac))
return -ENODEV;
switch (psp) {
case POWER_SUPPLY_PROP_ONLINE:
val->intval = ac->state;
break;
default:
return -EINVAL;
}
return 0;
}
static enum power_supply_property ac_props[] = {
POWER_SUPPLY_PROP_ONLINE,
};
#ifdef CONFIG_ACPI_PROCFS_POWER #ifdef CONFIG_ACPI_PROCFS_POWER
/* -------------------------------------------------------------------------- /* --------------------------------------------------------------------------
FS Interface (/proc) FS Interface (/proc)
......
Markdown is supported
0%
or
You are about to add 0 people to the discussion. Proceed with caution.
Finish editing this message first!
Please register or to comment