diff mbox series

[v4,1/2] hw/virtio-pci Added counter for pcie capabilities offsets.

Message ID 20201203132517.220811-2-andrew@daynix.com (mailing list archive)
State New, archived
Headers show
Series hw/virtio-pci: AER capability | expand

Commit Message

Andrew Melnychenko Dec. 3, 2020, 1:25 p.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 36524a5728..ceaa233129 100644
--- a/hw/virtio/virtio-pci.c
+++ b/hw/virtio/virtio-pci.c
@@ -1798,6 +1798,7 @@  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);
@@ -1833,7 +1834,8 @@  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) {