From: Oliver Neukum <oliver@xxxxxxxxxx>
Subject: pciehp: always implement resume
The driver by default ignores resume. On some laptops
that means that interrupts are not delivered after S3.
So card removals and insertions will not be handled. Requiring
a forced load isn't right.
Signed-off-by: Oliver Neukum <oneukum@xxxxxxx>
Signed-off-by: Rafael J. Wysocki <rjw@xxxxxxx>
---
drivers/pci/hotplug/pciehp_core.c | 28 ++++++++++++++--------------
drivers/pci/hotplug/pciehp_core.c | 28 ++++++++++++++--------------
1 file changed, 14 insertions(+), 14 deletions(-)
Index: linux/drivers/pci/hotplug/pciehp_core.c
===================================================================
--- linux.orig/drivers/pci/hotplug/pciehp_core.c
+++ linux/drivers/pci/hotplug/pciehp_core.c
@@ -300,24 +300,24 @@ static int pciehp_suspend (struct pcie_d
static int pciehp_resume (struct pcie_device *dev)
{
+ struct controller *ctrl;
+ struct slot *slot;
+ u8 status;
+
dev_info(&dev->device, "%s ENTRY\n", __func__);
- if (pciehp_force) {
- struct controller *ctrl = get_service_data(dev);
- struct slot *slot;
- u8 status;
+ ctrl = get_service_data(dev);
- /* reinitialize the chipset's event detection logic */
- pcie_enable_notification(ctrl);
+ /* reinitialize the chipset's event detection logic */
+ pcie_enable_notification(ctrl);
- slot = ctrl->slot;
+ slot = ctrl->slot;
- /* Check if slot is occupied */
- pciehp_get_adapter_status(slot, &status);
- if (status)
- pciehp_enable_slot(slot);
- else
- pciehp_disable_slot(slot);
- }
+ /* Check if slot is occupied */
+ pciehp_get_adapter_status(slot, &status);
+ if (status)
+ pciehp_enable_slot(slot);
+ else
+ pciehp_disable_slot(slot);
return 0;
}
#endif /* PM */
--
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