Merge branch 'upstream' of git://git.infradead.org/~dedekind/ubi-2.6

[linux-2.6-omap-h63xx.git] / drivers / acpi / bus.c

diff --git a/drivers/acpi/bus.c b/drivers/acpi/bus.c
index c26468da429507be4ccef20e3f1b57165d860d85..e5084ececb6ff7f004326a3fcdf24828c45e2f0a 100644 (file)
--- a/drivers/acpi/bus.c
+++ b/drivers/acpi/bus.c
@@ -39,7 +39,7 @@
 #include <acpi/acpi_drivers.h>
 
 #define _COMPONENT             ACPI_BUS_COMPONENT
-ACPI_MODULE_NAME("acpi_bus")
+ACPI_MODULE_NAME("bus");
 #ifdef CONFIG_X86
 extern void __init acpi_pic_sci_set_trigger(unsigned int irq, u16 trigger);
 #endif
@@ -103,7 +103,9 @@ int acpi_bus_get_status(struct acpi_device *device)
        else if (device->parent)
                device->status = device->parent->status;
        else
-               STRUCT_TO_INT(device->status) = 0x0F;
+               STRUCT_TO_INT(device->status) =
+                   ACPI_STA_DEVICE_PRESENT | ACPI_STA_DEVICE_ENABLED |
+                   ACPI_STA_DEVICE_UI      | ACPI_STA_DEVICE_FUNCTIONING;
 
        if (device->status.functional && !device->status.present) {
                printk(KERN_WARNING PREFIX "Device [%s] status [%08x]: "
@@ -147,7 +149,7 @@ 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) {
@@ -199,15 +201,14 @@ int acpi_bus_set_power(acpi_handle handle, int state)
         * Get device's current power state if it's unknown
         * This means device power state isn't initialized or previous setting failed
         */
-       if (!device->flags.force_power_state) {
-               if (device->power.state == ACPI_STATE_UNKNOWN)
-                       acpi_bus_get_power(device->handle, &device->power.state);
-               if (state == device->power.state) {
-                       ACPI_DEBUG_PRINT((ACPI_DB_INFO, "Device is already at D%d\n",
-                                         state));
-                       return 0;
-               }
+       if ((device->power.state == ACPI_STATE_UNKNOWN) || device->flags.force_power_state)
+               acpi_bus_get_power(device->handle, &device->power.state);
+       if ((state == device->power.state) && !device->flags.force_power_state) {
+               ACPI_DEBUG_PRINT((ACPI_DB_INFO, "Device is already at D%d\n",
+                                 state));
+               return 0;
        }
+
        if (!device->power.states[state].flags.valid) {
                printk(KERN_WARNING PREFIX "Device does not support D%d\n", state);
                return -ENODEV;
@@ -462,7 +463,7 @@ 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 +474,7 @@ 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 +544,7 @@ 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 +685,7 @@ 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 +700,9 @@ 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.
         */