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WSL2-Linux-Kernel
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ACPI / AC: Remove struct acpi_device pointer from struct acpi_ac 

Now the pointer of struct acpi_device can be got by
ACPI_COMPANION(struct acpi_ac->pdev->dev). So the pointer
is not necessary and remove it.

Signed-off-by: Lan Tianyu <tianyu.lan@intel.com>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
This commit is contained in:
Lan Tianyu 2013-11-13 11:27:42 +08:00 коммит произвёл Rafael J. Wysocki
Родитель e13ac47bec
Коммит 86b0cc12bb
1 изменённых файлов: 8 добавлений и 7 удалений
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15
drivers/acpi/ac.c
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@ -56,7 +56,6 @@ static int ac_sleep_before_get_state_ms;
struct acpi_ac {
struct power_supply charger;
struct acpi_device *adev;
struct platform_device *pdev;
unsigned long long state;
};
@ -70,8 +69,9 @@ struct acpi_ac {
static int acpi_ac_get_state(struct acpi_ac *ac)
{
acpi_status status;
acpi_handle handle = ACPI_HANDLE(&ac->pdev->dev);
status = acpi_evaluate_integer(ac->adev->handle, "_PSR", NULL,
status = acpi_evaluate_integer(handle, "_PSR", NULL,
&ac->state);
if (ACPI_FAILURE(status)) {
ACPI_EXCEPTION((AE_INFO, status,
@ -119,6 +119,7 @@ static enum power_supply_property ac_props[] = {
static void acpi_ac_notify_handler(acpi_handle handle, u32 event, void *data)
{
struct acpi_ac *ac = data;
struct acpi_device *adev;
if (!ac)
return;
@ -141,10 +142,11 @@ static void acpi_ac_notify_handler(acpi_handle handle, u32 event, void *data)
msleep(ac_sleep_before_get_state_ms);
acpi_ac_get_state(ac);
acpi_bus_generate_netlink_event(ac->adev->pnp.device_class,
adev = ACPI_COMPANION(&ac->pdev->dev);
acpi_bus_generate_netlink_event(adev->pnp.device_class,
dev_name(&ac->pdev->dev),
event, (u32) ac->state);
acpi_notifier_call_chain(ac->adev, event, (u32) ac->state);
acpi_notifier_call_chain(adev, event, (u32) ac->state);
kobject_uevent(&ac->charger.dev->kobj, KOBJ_CHANGE);
}
@ -178,8 +180,8 @@ static int acpi_ac_probe(struct platform_device *pdev)
if (!pdev)
return -EINVAL;
result = acpi_bus_get_device(ACPI_HANDLE(&pdev->dev), &adev);
if (result)
adev = ACPI_COMPANION(&pdev->dev);
if (!adev)
return -ENODEV;
ac = kzalloc(sizeof(struct acpi_ac), GFP_KERNEL);
@ -188,7 +190,6 @@ static int acpi_ac_probe(struct platform_device *pdev)
strcpy(acpi_device_name(adev), ACPI_AC_DEVICE_NAME);
strcpy(acpi_device_class(adev), ACPI_AC_CLASS);
ac->adev = adev;
ac->pdev = pdev;
platform_set_drvdata(pdev, ac);