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-rw-r--r--drivers/pci/pci.c12
1 files changed, 6 insertions, 6 deletions
diff --git a/drivers/pci/pci.c b/drivers/pci/pci.c
index a881c0d3d2e8..7904d02ffdb9 100644
--- a/drivers/pci/pci.c
+++ b/drivers/pci/pci.c
@@ -2241,10 +2241,13 @@ bool pci_bridge_d3_possible(struct pci_dev *bridge)
return false;
/*
- * Hotplug ports handled by firmware in System Management Mode
+ * Hotplug interrupts cannot be delivered if the link is down,
+ * so parents of a hotplug port must stay awake. In addition,
+ * hotplug ports handled by firmware in System Management Mode
* may not be put into D3 by the OS (Thunderbolt on non-Macs).
+ * For simplicity, disallow in general for now.
*/
- if (bridge->is_hotplug_bridge && !pciehp_is_native(bridge))
+ if (bridge->is_hotplug_bridge)
return false;
if (pci_bridge_d3_force)
@@ -2276,10 +2279,7 @@ static int pci_dev_check_d3cold(struct pci_dev *dev, void *data)
!pci_pme_capable(dev, PCI_D3cold)) ||
/* If it is a bridge it must be allowed to go to D3. */
- !pci_power_manageable(dev) ||
-
- /* Hotplug interrupts cannot be delivered if the link is down. */
- dev->is_hotplug_bridge)
+ !pci_power_manageable(dev))
*d3cold_ok = false;