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path: root/drivers/acpi/scan.c
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Diffstat (limited to 'drivers/acpi/scan.c')
-rw-r--r--drivers/acpi/scan.c43
1 files changed, 8 insertions, 35 deletions
diff --git a/drivers/acpi/scan.c b/drivers/acpi/scan.c
index 5cd7f8c5666a..276cde70a514 100644
--- a/drivers/acpi/scan.c
+++ b/drivers/acpi/scan.c
@@ -285,8 +285,9 @@ static int acpi_scan_hot_remove(struct acpi_device *device)
return 0;
}
-void acpi_bus_device_eject(struct acpi_device *device, u32 ost_src)
+void acpi_bus_device_eject(void *data, u32 ost_src)
{
+ struct acpi_device *device = data;
acpi_handle handle = device->handle;
struct acpi_scan_handler *handler;
u32 ost_code = ACPI_OST_SC_NON_SPECIFIC_FAILURE;
@@ -327,8 +328,9 @@ void acpi_bus_device_eject(struct acpi_device *device, u32 ost_src)
goto out;
}
-static void acpi_scan_bus_device_check(acpi_handle handle, u32 ost_source)
+static void acpi_scan_bus_device_check(void *data, u32 ost_source)
{
+ acpi_handle handle = data;
struct acpi_device *device = NULL;
u32 ost_code = ACPI_OST_SC_NON_SPECIFIC_FAILURE;
int error;
@@ -363,18 +365,6 @@ static void acpi_scan_bus_device_check(acpi_handle handle, u32 ost_source)
unlock_device_hotplug();
}
-static void acpi_scan_bus_check(void *context)
-{
- acpi_scan_bus_device_check((acpi_handle)context,
- ACPI_NOTIFY_BUS_CHECK);
-}
-
-static void acpi_scan_device_check(void *context)
-{
- acpi_scan_bus_device_check((acpi_handle)context,
- ACPI_NOTIFY_DEVICE_CHECK);
-}
-
static void acpi_hotplug_unsupported(acpi_handle handle, u32 type)
{
u32 ost_status;
@@ -403,18 +393,8 @@ static void acpi_hotplug_unsupported(acpi_handle handle, u32 type)
acpi_evaluate_hotplug_ost(handle, type, ost_status, NULL);
}
-/**
- * acpi_bus_hot_remove_device: Hot-remove a device and its children.
- * @context: Address of the ACPI device object to hot-remove.
- */
-static void acpi_bus_hot_remove_device(void *context)
-{
- acpi_bus_device_eject(context, ACPI_NOTIFY_EJECT_REQUEST);
-}
-
static void acpi_hotplug_notify_cb(acpi_handle handle, u32 type, void *data)
{
- acpi_osd_exec_callback callback;
struct acpi_scan_handler *handler = data;
struct acpi_device *adev;
acpi_status status;
@@ -425,11 +405,9 @@ static void acpi_hotplug_notify_cb(acpi_handle handle, u32 type, void *data)
switch (type) {
case ACPI_NOTIFY_BUS_CHECK:
acpi_handle_debug(handle, "ACPI_NOTIFY_BUS_CHECK event\n");
- callback = acpi_scan_bus_check;
break;
case ACPI_NOTIFY_DEVICE_CHECK:
acpi_handle_debug(handle, "ACPI_NOTIFY_DEVICE_CHECK event\n");
- callback = acpi_scan_device_check;
break;
case ACPI_NOTIFY_EJECT_REQUEST:
acpi_handle_debug(handle, "ACPI_NOTIFY_EJECT_REQUEST event\n");
@@ -438,8 +416,7 @@ static void acpi_hotplug_notify_cb(acpi_handle handle, u32 type, void *data)
goto err_out;
get_device(&adev->dev);
- callback = acpi_bus_hot_remove_device;
- status = acpi_os_hotplug_execute(callback, adev);
+ status = acpi_hotplug_execute(acpi_bus_device_eject, adev, type);
if (ACPI_SUCCESS(status))
return;
@@ -449,7 +426,7 @@ static void acpi_hotplug_notify_cb(acpi_handle handle, u32 type, void *data)
/* non-hotplug event; possibly handled by other handler */
return;
}
- status = acpi_os_hotplug_execute(callback, handle);
+ status = acpi_hotplug_execute(acpi_scan_bus_device_check, handle, type);
if (ACPI_SUCCESS(status))
return;
@@ -484,11 +461,6 @@ static ssize_t power_state_show(struct device *dev,
static DEVICE_ATTR(power_state, 0444, power_state_show, NULL);
-static void acpi_eject_store_work(void *context)
-{
- acpi_bus_device_eject(context, ACPI_OST_EC_OSPM_EJECT);
-}
-
static ssize_t
acpi_eject_store(struct device *d, struct device_attribute *attr,
const char *buf, size_t count)
@@ -511,7 +483,8 @@ acpi_eject_store(struct device *d, struct device_attribute *attr,
acpi_evaluate_hotplug_ost(acpi_device->handle, ACPI_OST_EC_OSPM_EJECT,
ACPI_OST_SC_EJECT_IN_PROGRESS, NULL);
get_device(&acpi_device->dev);
- status = acpi_os_hotplug_execute(acpi_eject_store_work, acpi_device);
+ status = acpi_hotplug_execute(acpi_bus_device_eject, acpi_device,
+ ACPI_OST_EC_OSPM_EJECT);
if (ACPI_SUCCESS(status))
return count;