X-Git-Url: http://demsky.eecs.uci.edu/git/?a=blobdiff_plain;f=drivers%2Fpci%2Fpci.c;h=e311a9bf2c90d602e3ced4725b22562c733660cf;hb=11d2c48e817d331a87efc4d45bdf510351198628;hp=42d8617352ae8dff39ce7b56d75b3ac9631fa6f4;hpb=6d0b88c88bf58bfd89ffbdaa97b03617fe8c6478;p=firefly-linux-kernel-4.4.55.git

diff --git a/drivers/pci/pci.c b/drivers/pci/pci.c
index 42d8617352ae..e311a9bf2c90 100644
--- a/drivers/pci/pci.c
+++ b/drivers/pci/pci.c
@@ -2043,6 +2043,10 @@ bool pci_dev_run_wake(struct pci_dev *dev)
 	if (!dev->pme_support)
 		return false;
 
+	/* PME-capable in principle, but not from the intended sleep state */
+	if (!pci_pme_capable(dev, pci_target_state(dev)))
+		return false;
+
 	while (bus->parent) {
 		struct pci_dev *bridge = bus->self;