ACPI / PM: Drop pm_message_t argument from device suspend callback

None of the drivers implementing the ACPI device suspend callback
uses the pm_message_t argument of it, so this argument may be dropped
entirely from that callback.  This will simplify switching the ACPI
bus type to PM handling based on struct dev_pm_ops.

Signed-off-by: Rafael J. Wysocki <rjw@sisk.pl>
diff --git a/drivers/acpi/fan.c b/drivers/acpi/fan.c
index 0f0356c..ed1e58d 100644
--- a/drivers/acpi/fan.c
+++ b/drivers/acpi/fan.c
@@ -46,7 +46,7 @@
 
 static int acpi_fan_add(struct acpi_device *device);
 static int acpi_fan_remove(struct acpi_device *device, int type);
-static int acpi_fan_suspend(struct acpi_device *device, pm_message_t state);
+static int acpi_fan_suspend(struct acpi_device *device);
 static int acpi_fan_resume(struct acpi_device *device);
 
 static const struct acpi_device_id fan_device_ids[] = {
@@ -183,7 +183,7 @@
 	return 0;
 }
 
-static int acpi_fan_suspend(struct acpi_device *device, pm_message_t state)
+static int acpi_fan_suspend(struct acpi_device *device)
 {
 	if (!device)
 		return -EINVAL;
diff --git a/drivers/acpi/processor_idle.c b/drivers/acpi/processor_idle.c
index 47a8caa..e28af8d 100644
--- a/drivers/acpi/processor_idle.c
+++ b/drivers/acpi/processor_idle.c
@@ -241,7 +241,7 @@
 		acpi_write_bit_register(ACPI_BITREG_BUS_MASTER_RLD, saved_bm_rld);
 }
 
-int acpi_processor_suspend(struct acpi_device * device, pm_message_t state)
+int acpi_processor_suspend(struct acpi_device * device)
 {
 	if (acpi_idle_suspend == 1)
 		return 0;
diff --git a/drivers/acpi/scan.c b/drivers/acpi/scan.c
index c8a1f3b..ec65ec9 100644
--- a/drivers/acpi/scan.c
+++ b/drivers/acpi/scan.c
@@ -296,7 +296,7 @@
 	struct acpi_driver *acpi_drv = acpi_dev->driver;
 
 	if (acpi_drv && acpi_drv->ops.suspend)
-		return acpi_drv->ops.suspend(acpi_dev, state);
+		return acpi_drv->ops.suspend(acpi_dev);
 	return 0;
 }
 
diff --git a/drivers/platform/x86/hp_accel.c b/drivers/platform/x86/hp_accel.c
index 22b2dfa..c9e0520 100644
--- a/drivers/platform/x86/hp_accel.c
+++ b/drivers/platform/x86/hp_accel.c
@@ -353,7 +353,7 @@
 
 
 #ifdef CONFIG_PM
-static int lis3lv02d_suspend(struct acpi_device *device, pm_message_t state)
+static int lis3lv02d_suspend(struct acpi_device *device)
 {
 	/* make sure the device is off when we suspend */
 	lis3lv02d_poweroff(&lis3_dev);
diff --git a/drivers/platform/x86/sony-laptop.c b/drivers/platform/x86/sony-laptop.c
index 210d4ae..2b604f3 100644
--- a/drivers/platform/x86/sony-laptop.c
+++ b/drivers/platform/x86/sony-laptop.c
@@ -4243,7 +4243,7 @@
 	return result;
 }
 
-static int sony_pic_suspend(struct acpi_device *device, pm_message_t state)
+static int sony_pic_suspend(struct acpi_device *device)
 {
 	if (sony_pic_disable(device))
 		return -ENXIO;
diff --git a/drivers/platform/x86/toshiba_acpi.c b/drivers/platform/x86/toshiba_acpi.c
index dab10f6..fd90b6d 100644
--- a/drivers/platform/x86/toshiba_acpi.c
+++ b/drivers/platform/x86/toshiba_acpi.c
@@ -1296,8 +1296,7 @@
 	}
 }
 
-static int toshiba_acpi_suspend(struct acpi_device *acpi_dev,
-				pm_message_t state)
+static int toshiba_acpi_suspend(struct acpi_device *acpi_dev)
 {
 	struct toshiba_acpi_dev *dev = acpi_driver_data(acpi_dev);
 	u32 result;