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authorPeter Maydell <peter.maydell@linaro.org>2021-04-06 13:22:51 +0100
committerPeter Maydell <peter.maydell@linaro.org>2021-04-06 13:22:51 +0100
commit259e909790c83995436938a2b7af464b5d63d4c3 (patch)
treebd6668b5d28b6b2c50e0034ca4c6935296140c4f /hw/virtio
parent109918d24a3bb9ed3d05beb34ea4ac6be443c138 (diff)
parentd83f46d189a26fa32434139954d264326f199a45 (diff)
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Merge remote-tracking branch 'remotes/mst/tags/for_upstream' into staging
pc,virtio: last minute bugfixes Two last minute bugfixes. They are both designed to prevent compatibility headaches down the road. Signed-off-by: Michael S. Tsirkin <mst@redhat.com> # gpg: Signature made Tue 06 Apr 2021 12:13:07 BST # gpg: using RSA key 5D09FD0871C8F85B94CA8A0D281F0DB8D28D5469 # gpg: issuer "mst@redhat.com" # gpg: Good signature from "Michael S. Tsirkin <mst@kernel.org>" [full] # gpg: aka "Michael S. Tsirkin <mst@redhat.com>" [full] # Primary key fingerprint: 0270 606B 6F3C DF3D 0B17 0970 C350 3912 AFBE 8E67 # Subkey fingerprint: 5D09 FD08 71C8 F85B 94CA 8A0D 281F 0DB8 D28D 5469 * remotes/mst/tags/for_upstream: virtio-pci: compat page aligned ATS x86: rename oem-id and oem-table-id properties Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Diffstat (limited to 'hw/virtio')
-rw-r--r--hw/virtio/virtio-pci.c5
-rw-r--r--hw/virtio/virtio-pci.h5
2 files changed, 9 insertions, 1 deletions
diff --git a/hw/virtio/virtio-pci.c b/hw/virtio/virtio-pci.c
index c1b67cf..b321604 100644
--- a/hw/virtio/virtio-pci.c
+++ b/hw/virtio/virtio-pci.c
@@ -1856,7 +1856,8 @@ static void virtio_pci_realize(PCIDevice *pci_dev, Error **errp)
}
if (proxy->flags & VIRTIO_PCI_FLAG_ATS) {
- pcie_ats_init(pci_dev, last_pcie_cap_offset);
+ pcie_ats_init(pci_dev, last_pcie_cap_offset,
+ proxy->flags & VIRTIO_PCI_FLAG_ATS_PAGE_ALIGNED);
last_pcie_cap_offset += PCI_EXT_CAP_ATS_SIZEOF;
}
@@ -1933,6 +1934,8 @@ static Property virtio_pci_properties[] = {
ignore_backend_features, false),
DEFINE_PROP_BIT("ats", VirtIOPCIProxy, flags,
VIRTIO_PCI_FLAG_ATS_BIT, false),
+ DEFINE_PROP_BIT("x-ats-page-aligned", VirtIOPCIProxy, flags,
+ VIRTIO_PCI_FLAG_ATS_PAGE_ALIGNED_BIT, true),
DEFINE_PROP_BIT("x-pcie-deverr-init", VirtIOPCIProxy, flags,
VIRTIO_PCI_FLAG_INIT_DEVERR_BIT, true),
DEFINE_PROP_BIT("x-pcie-lnkctl-init", VirtIOPCIProxy, flags,
diff --git a/hw/virtio/virtio-pci.h b/hw/virtio/virtio-pci.h
index d7d5d40..2446dcd 100644
--- a/hw/virtio/virtio-pci.h
+++ b/hw/virtio/virtio-pci.h
@@ -42,6 +42,7 @@ enum {
VIRTIO_PCI_FLAG_INIT_PM_BIT,
VIRTIO_PCI_FLAG_INIT_FLR_BIT,
VIRTIO_PCI_FLAG_AER_BIT,
+ VIRTIO_PCI_FLAG_ATS_PAGE_ALIGNED_BIT,
};
/* Need to activate work-arounds for buggy guests at vmstate load. */
@@ -84,6 +85,10 @@ enum {
/* Advanced Error Reporting capability */
#define VIRTIO_PCI_FLAG_AER (1 << VIRTIO_PCI_FLAG_AER_BIT)
+/* Page Aligned Address space Translation Service */
+#define VIRTIO_PCI_FLAG_ATS_PAGE_ALIGNED \
+ (1 << VIRTIO_PCI_FLAG_ATS_PAGE_ALIGNED_BIT)
+
typedef struct {
MSIMessage msg;
int virq;