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Pull bugzilla-5000 into release branch

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This commit is contained in:
Len Brown
2006-06-15 21:36:11 -04:00
parent 5b542e4422 74ce146812
commit 8f2ddb37e5
5 changed files with 178 additions and 8 deletions
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14
drivers/acpi/bus.c
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@@ -205,12 +205,14 @@ 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->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_VALUE(0);
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_VALUE(0);
}
}
if (!device->power.states[state].flags.valid) {
ACPI_DEBUG_PRINT((ACPI_DB_WARN, "Device does not support D%d\n",