According to compiler warnings, several suspend/resume functions
in ACPI drivers are not used for CONFIG_PM_SLEEP unset, so add
#ifdefs to prevent them from being built in that case.
Signed-off-by: Rafael J. Wysocki <rjw@xxxxxxx>
---
drivers/acpi/ac.c | 4 ++++
drivers/acpi/battery.c | 2 ++
drivers/acpi/button.c | 4 ++++
drivers/acpi/fan.c | 4 ++++
drivers/acpi/power.c | 4 ++++
drivers/acpi/sbs.c | 2 ++
drivers/acpi/thermal.c | 4 ++++
7 files changed, 24 insertions(+)
Index: linux/drivers/acpi/ac.c
===================================================================
--- linux.orig/drivers/acpi/ac.c
+++ linux/drivers/acpi/ac.c
@@ -69,7 +69,9 @@ static const struct acpi_device_id ac_de
};
MODULE_DEVICE_TABLE(acpi, ac_device_ids);
+#ifdef CONFIG_PM_SLEEP
static int acpi_ac_resume(struct device *dev);
+#endif
static SIMPLE_DEV_PM_OPS(acpi_ac_pm, NULL, acpi_ac_resume);
static struct acpi_driver acpi_ac_driver = {
@@ -313,6 +315,7 @@ static int acpi_ac_add(struct acpi_devic
return result;
}
+#ifdef CONFIG_PM_SLEEP
static int acpi_ac_resume(struct device *dev)
{
struct acpi_ac *ac;
@@ -332,6 +335,7 @@ static int acpi_ac_resume(struct device
kobject_uevent(&ac->charger.dev->kobj, KOBJ_CHANGE);
return 0;
}
+#endif
static int acpi_ac_remove(struct acpi_device *device, int type)
{
Index: linux/drivers/acpi/battery.c
===================================================================
--- linux.orig/drivers/acpi/battery.c
+++ linux/drivers/acpi/battery.c
@@ -1052,6 +1052,7 @@ static int acpi_battery_remove(struct ac
return 0;
}
+#ifdef CONFIG_PM_SLEEP
/* this is needed to learn about changes made in suspended state */
static int acpi_battery_resume(struct device *dev)
{
@@ -1068,6 +1069,7 @@ static int acpi_battery_resume(struct de
acpi_battery_update(battery);
return 0;
}
+#endif
static SIMPLE_DEV_PM_OPS(acpi_battery_pm, NULL, acpi_battery_resume);
Index: linux/drivers/acpi/button.c
===================================================================
--- linux.orig/drivers/acpi/button.c
+++ linux/drivers/acpi/button.c
@@ -78,7 +78,9 @@ static int acpi_button_add(struct acpi_d
static int acpi_button_remove(struct acpi_device *device, int type);
static void acpi_button_notify(struct acpi_device *device, u32 event);
+#ifdef CONFIG_PM_SLEEP
static int acpi_button_resume(struct device *dev);
+#endif
static SIMPLE_DEV_PM_OPS(acpi_button_pm, NULL, acpi_button_resume);
static struct acpi_driver acpi_button_driver = {
@@ -310,6 +312,7 @@ static void acpi_button_notify(struct ac
}
}
+#ifdef CONFIG_PM_SLEEP
static int acpi_button_resume(struct device *dev)
{
struct acpi_device *device = to_acpi_device(dev);
@@ -319,6 +322,7 @@ static int acpi_button_resume(struct dev
return acpi_lid_send_state(device);
return 0;
}
+#endif
static int acpi_button_add(struct acpi_device *device)
{
Index: linux/drivers/acpi/fan.c
===================================================================
--- linux.orig/drivers/acpi/fan.c
+++ linux/drivers/acpi/fan.c
@@ -53,8 +53,10 @@ static const struct acpi_device_id fan_d
};
MODULE_DEVICE_TABLE(acpi, fan_device_ids);
+#ifdef CONFIG_PM_SLEEP
static int acpi_fan_suspend(struct device *dev);
static int acpi_fan_resume(struct device *dev);
+#endif
static SIMPLE_DEV_PM_OPS(acpi_fan_pm, acpi_fan_suspend, acpi_fan_resume);
static struct acpi_driver acpi_fan_driver = {
@@ -184,6 +186,7 @@ static int acpi_fan_remove(struct acpi_d
return 0;
}
+#ifdef CONFIG_PM_SLEEP
static int acpi_fan_suspend(struct device *dev)
{
if (!dev)
@@ -207,6 +210,7 @@ static int acpi_fan_resume(struct device
return result;
}
+#endif
static int __init acpi_fan_init(void)
{
Index: linux/drivers/acpi/power.c
===================================================================
--- linux.orig/drivers/acpi/power.c
+++ linux/drivers/acpi/power.c
@@ -67,7 +67,9 @@ static const struct acpi_device_id power
};
MODULE_DEVICE_TABLE(acpi, power_device_ids);
+#ifdef CONFIG_PM_SLEEP
static int acpi_power_resume(struct device *dev);
+#endif
static SIMPLE_DEV_PM_OPS(acpi_power_pm, NULL, acpi_power_resume);
static struct acpi_driver acpi_power_driver = {
@@ -775,6 +777,7 @@ static int acpi_power_remove(struct acpi
return 0;
}
+#ifdef CONFIG_PM_SLEEP
static int acpi_power_resume(struct device *dev)
{
int result = 0, state;
@@ -803,6 +806,7 @@ static int acpi_power_resume(struct devi
return result;
}
+#endif
int __init acpi_power_init(void)
{
Index: linux/drivers/acpi/sbs.c
===================================================================
--- linux.orig/drivers/acpi/sbs.c
+++ linux/drivers/acpi/sbs.c
@@ -988,6 +988,7 @@ static void acpi_sbs_rmdirs(void)
#endif
}
+#ifdef CONFIG_PM_SLEEP
static int acpi_sbs_resume(struct device *dev)
{
struct acpi_sbs *sbs;
@@ -997,6 +998,7 @@ static int acpi_sbs_resume(struct device
acpi_sbs_callback(sbs);
return 0;
}
+#endif
static SIMPLE_DEV_PM_OPS(acpi_sbs_pm, NULL, acpi_sbs_resume);
Index: linux/drivers/acpi/thermal.c
===================================================================
--- linux.orig/drivers/acpi/thermal.c
+++ linux/drivers/acpi/thermal.c
@@ -106,7 +106,9 @@ static const struct acpi_device_id ther
};
MODULE_DEVICE_TABLE(acpi, thermal_device_ids);
+#ifdef CONFIG_PM_SLEEP
static int acpi_thermal_resume(struct device *dev);
+#endif
static SIMPLE_DEV_PM_OPS(acpi_thermal_pm, NULL, acpi_thermal_resume);
static struct acpi_driver acpi_thermal_driver = {
@@ -1041,6 +1043,7 @@ static int acpi_thermal_remove(struct ac
return 0;
}
+#ifdef CONFIG_PM_SLEEP
static int acpi_thermal_resume(struct device *dev)
{
struct acpi_thermal *tz;
@@ -1075,6 +1078,7 @@ static int acpi_thermal_resume(struct de
return AE_OK;
}
+#endif
static int thermal_act(const struct dmi_system_id *d) {
--
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