kvm: Rename kvm_irqchip_add_route to kvm_irqchip_add_irq_route

[mirror_qemu.git] / hw / pcie.c

diff --git a/hw/pcie.c b/hw/pcie.c
index 39607bf31a8ce0ffa8e45eb6ecf424d4025953f9..7c92f193e7d2cb9e152c01fdd22d04ab4a36d048 100644 (file)
--- a/hw/pcie.c
+++ b/hw/pcie.c
@@ -175,6 +175,14 @@ static void hotplug_event_notify(PCIDevice *dev)
     }
 }
 
+static void hotplug_event_clear(PCIDevice *dev)
+{
+    hotplug_event_update_event_status(dev);
+    if (!msix_enabled(dev) && !msi_enabled(dev) && !dev->exp.hpev_notified) {
+        qemu_set_irq(dev->irq[dev->exp.hpev_intx], 0);
+    }
+}
+
 /*
  * A PCI Express Hot-Plug Event has occurred, so update slot status register
  * and notify OS of the event if necessary.
@@ -195,7 +203,7 @@ static void pcie_cap_slot_event(PCIDevice *dev, PCIExpressHotPlugEvent event)
 static int pcie_cap_slot_hotplug(DeviceState *qdev,
                                  PCIDevice *pci_dev, PCIHotplugState state)
 {
-    PCIDevice *d = DO_UPCAST(PCIDevice, qdev, qdev);
+    PCIDevice *d = PCI_DEVICE(qdev);
     uint8_t *exp_cap = d->config + d->exp.exp_cap;
     uint16_t sltsta = pci_get_word(exp_cap + PCI_EXP_SLTSTA);
 
@@ -320,6 +328,10 @@ void pcie_cap_slot_write_config(PCIDevice *dev,
     uint8_t *exp_cap = dev->config + pos;
     uint16_t sltsta = pci_get_word(exp_cap + PCI_EXP_SLTSTA);
 
+    if (ranges_overlap(addr, len, pos + PCI_EXP_SLTSTA, 2)) {
+        hotplug_event_clear(dev);
+    }
+
     if (!ranges_overlap(addr, len, pos + PCI_EXP_SLTCTL, 2)) {
         return;
     }