ACPI, PNP: hook ACPI D-state to PNP suspend/resume

applied after Rafel's 'PM: Update global suspend and hibernation operations framework' patch set

Signed-off-by: Shaohua Li <shaohua.li@intel.com>
Signed-off-by: Len Brown <len.brown@intel.com>

1 files changed, 14 insertions, 0 deletions

diff --git a/drivers/pnp/pnpacpi/core.c b/drivers/pnp/pnpacpi/core.c
index a00548799e98..c37a558ecd96 100644
--- a/drivers/pnp/pnpacpi/core.c
+++ b/drivers/pnp/pnpacpi/core.c
@@ -119,11 +119,25 @@ static int pnpacpi_disable_resources(struct pnp_dev *dev)
         return ACPI_FAILURE(status) ? -ENODEV : 0;
 }
 
+static int pnpacpi_suspend(struct pnp_dev *dev, pm_message_t state)
+{
+        return acpi_bus_set_power((acpi_handle)dev->data,
+                acpi_pm_device_sleep_state(&dev->dev,
+                device_may_wakeup(&dev->dev), NULL));
+}
+
+static int pnpacpi_resume(struct pnp_dev *dev)
+{
+        return acpi_bus_set_power((acpi_handle)dev->data, ACPI_STATE_D0);
+}
+
 static struct pnp_protocol pnpacpi_protocol = {
         .name   = "Plug and Play ACPI",
         .get    = pnpacpi_get_resources,
         .set    = pnpacpi_set_resources,
         .disable = pnpacpi_disable_resources,
+        .suspend = pnpacpi_suspend,
+        .resume = pnpacpi_resume,
 };
 
 static int __init pnpacpi_add_device(struct acpi_device *device)