diff mbox series

[v2,1/2] hw/virtio-pci Added counter for pcie capabilities offsets.

Message ID 20201005090140.90461-2-andrew@daynix.com
State Accepted
Commit 06e97442420b03a1e0ff05e8eb554fac684ca736
Headers show
Series hw/virtio-pci: AER capability | expand

Commit Message

Andrew Melnychenko Oct. 5, 2020, 9:01 a.m. UTC 
From: Andrew <andrew@daynix.com>

Removed hardcoded offset for ats. Added cap offset counter
for future capabilities like AER.

Signed-off-by: Andrew Melnychenko <andrew@daynix.com>
---
 hw/virtio/virtio-pci.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)
diff mbox series

Patch

diff --git a/hw/virtio/virtio-pci.c b/hw/virtio/virtio-pci.c
index 5bc769f685..ae60c1e249 100644
--- a/hw/virtio/virtio-pci.c
+++ b/hw/virtio/virtio-pci.c
@@ -1788,6 +1788,7 @@  static void virtio_pci_realize(PCIDevice *pci_dev, Error **errp)
 
     if (pcie_port && pci_is_express(pci_dev)) {
         int pos;
+        uint16_t last_pcie_cap_offset = PCI_CONFIG_SPACE_SIZE;
 
         pos = pcie_endpoint_cap_init(pci_dev, 0);
         assert(pos > 0);
@@ -1823,7 +1824,8 @@  static void virtio_pci_realize(PCIDevice *pci_dev, Error **errp)
         }
 
         if (proxy->flags & VIRTIO_PCI_FLAG_ATS) {
-            pcie_ats_init(pci_dev, 256);
+            pcie_ats_init(pci_dev, last_pcie_cap_offset);
+            last_pcie_cap_offset += PCI_EXT_CAP_ATS_SIZEOF;
         }
 
         if (proxy->flags & VIRTIO_PCI_FLAG_INIT_FLR) {