PNPACPI: Add support for remote wakeup

This patch (as1354) adds remote-wakeup support to the pnpacpi driver.
The new can_wakeup method also allows other PNP protocol drivers
(pnpbios or iaspnp) to add wakeup support, but I don't know enough
about how they work to actually do it.

Signed-off-by: Alan Stern <stern@rowland.harvard.edu>
Reviewed-by: Bjorn Helgaas <bjorn.helgaas@hp.com>
Signed-off-by: Rafael J. Wysocki <rjw@sisk.pl>

1 files changed, 1 insertions, 0 deletions

diff --git a/include/linux/pnp.h b/include/linux/pnp.h
index 7c4193eb0072..1bc1338b817b 100644
--- a/include/linux/pnp.h
+++ b/include/linux/pnp.h
@@ -414,6 +414,7 @@ struct pnp_protocol {
         int (*disable) (struct pnp_dev *dev);
 
         /* protocol specific suspend/resume */
+        bool (*can_wakeup) (struct pnp_dev *dev);
         int (*suspend) (struct pnp_dev * dev, pm_message_t state);
         int (*resume) (struct pnp_dev * dev);