[PATCH 29/41] ACPI: invoke acpi_sleep_init() earlier

Len Brown
2007-02-13T05:50:21Z

From: Alexey Starikovskiy <alexey.y.starikovskiy@linux.intel.com>

late_initcall() is too late for acpi_sleep_init().
Call it directly from acpi_init code.

http://bugzilla.kernel.org/show_bug.cgi?id=7887

Signed-off-by: Alexey Starikovskiy <alexey.y.starikovskiy@linux.intel.com>
Signed-off-by: Vladimir Lebedev <vladimir.p.lebedev@intel.com>
Signed-off-by: Len Brown <len.brown@intel.com>
---
drivers/acpi/bus.c | 13 ++++++++-----
drivers/acpi/sleep/main.c | 3 +--
include/acpi/acpi_drivers.h | 10 ++++++++++
3 files changed, 19 insertions(+), 7 deletions(-)

diff --git a/drivers/acpi/bus.c b/drivers/acpi/bus.c
index c26468d..41cebe5 100644
--- a/drivers/acpi/bus.c
+++ b/drivers/acpi/bus.c
@@ -147,7 +147,7 @@ int acpi_bus_get_power(acpi_handle handle, int *state)
*state = ACPI_STATE_D0;
} else {
/*
- * Get the device's power state either directly (via _PSC) or
+ * Get the device's power state either directly (via _PSC) or
* indirectly (via power resources).
*/
if (device->power.flags.explicit_get) {
@@ -462,7 +462,7 @@ static void acpi_bus_notify(acpi_handle handle, u32 type, void *data)
"Received BUS CHECK notification for device [%s]\n",
device->pnp.bus_id));
result = acpi_bus_check_scope(device);
- /*
+ /*
* TBD: We'll need to outsource certain events to non-ACPI
* drivers via the device manager (device.c).
*/
@@ -473,7 +473,7 @@ static void acpi_bus_notify(acpi_handle handle, u32 type, void *data)
"Received DEVICE CHECK notification for device [%s]\n",
device->pnp.bus_id));
result = acpi_bus_check_device(device, NULL);
- /*
+ /*
* TBD: We'll need to outsource certain events to non-ACPI
* drivers via the device manager (device.c).
*/
@@ -543,7 +543,7 @@ static int __init acpi_bus_init_irq(void)
char *message = NULL;

- /*
+ /*
* Let the system know what interrupt model we are using by
* evaluating the \_PIC object, if exists.
*/
@@ -684,7 +684,7 @@ static int __init acpi_bus_init(void)
* the EC device is found in the namespace (i.e. before acpi_initialize_objects()
* is called).
*
- * This is accomplished by looking for the ECDT table, and getting
+ * This is accomplished by looking for the ECDT table, and getting
* the EC parameters out of that.
*/
status = acpi_ec_ecdt_probe();
@@ -699,6 +699,9 @@ static int __init acpi_bus_init(void)

printk(KERN_INFO PREFIX "Interpreter enabled\n");

+ /* Initialize sleep structures */
+ acpi_sleep_init();
+
/*
* Get the system interrupt model and evaluate \_PIC.
*/
diff --git a/drivers/acpi/sleep/main.c b/drivers/acpi/sleep/main.c
index 62ce87d..37a0930 100644
--- a/drivers/acpi/sleep/main.c
+++ b/drivers/acpi/sleep/main.c
@@ -200,7 +200,7 @@ static struct dmi_system_id __initdata acpisleep_dmi_table[] = {
{},
};

-static int __init acpi_sleep_init(void)
+int __init acpi_sleep_init(void)
{
int i = 0;

@@ -229,4 +229,3 @@ static int __init acpi_sleep_init(void)
return 0;
}

-late_initcall(acpi_sleep_init);
diff --git a/include/acpi/acpi_drivers.h b/include/acpi/acpi_drivers.h
index 4dc8a50..ce0e62f 100644
--- a/include/acpi/acpi_drivers.h
+++ b/include/acpi/acpi_drivers.h
@@ -128,4 +128,14 @@ extern void unregister_hotplug_dock_device(acpi_handle handle);
#define register_hotplug_dock_device(h1, h2, c) (-ENODEV)
#define unregister_hotplug_dock_device(h) do { } while(0)
#endif
+
+/*--------------------------------------------------------------------------
+ Suspend/Resume
+ -------------------------------------------------------------------------- */
+#ifdef CONFIG_ACPI_SLEEP
+extern int acpi_sleep_init(void);
+#else
+#define acpi_sleep_init() do {} while (0)
+#endif
+
#endif /*__ACPI_DRIVERS_H__*/
--
1.5.0.rc4.345.gb4d2