libata-acpi: set acpi state for SATA port
Currently, ata_acpi_set_state() only sets acpi sate for IDE port.
Remove this limitation.
Acked-by: Aaron Lu <aaron.lu@amd.com>
Signed-off-by: Lin Ming <ming.m.lin@intel.com>
Signed-off-by: Jeff Garzik <jgarzik@redhat.com>
diff --git a/drivers/ata/libata-acpi.c b/drivers/ata/libata-acpi.c
index c6f0101..bb20fd5 100644
--- a/drivers/ata/libata-acpi.c
+++ b/drivers/ata/libata-acpi.c
@@ -852,23 +852,25 @@
void ata_acpi_set_state(struct ata_port *ap, pm_message_t state)
{
struct ata_device *dev;
-
- if (!ata_ap_acpi_handle(ap) || (ap->flags & ATA_FLAG_ACPI_SATA))
- return;
+ acpi_handle handle;
/* channel first and then drives for power on and vica versa
for power off */
- if (state.event == PM_EVENT_ON)
- acpi_bus_set_power(ata_ap_acpi_handle(ap), ACPI_STATE_D0);
+ handle = ata_ap_acpi_handle(ap);
+ if (handle && state.event == PM_EVENT_ON)
+ acpi_bus_set_power(handle, ACPI_STATE_D0);
ata_for_each_dev(dev, &ap->link, ENABLED) {
- if (ata_dev_acpi_handle(dev))
- acpi_bus_set_power(ata_dev_acpi_handle(dev),
+ handle = ata_dev_acpi_handle(dev);
+ if (handle)
+ acpi_bus_set_power(handle,
state.event == PM_EVENT_ON ?
ACPI_STATE_D0 : ACPI_STATE_D3);
}
- if (state.event != PM_EVENT_ON)
- acpi_bus_set_power(ata_ap_acpi_handle(ap), ACPI_STATE_D3);
+
+ handle = ata_ap_acpi_handle(ap);
+ if (handle && state.event != PM_EVENT_ON)
+ acpi_bus_set_power(handle, ACPI_STATE_D3);
}
/**