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pc,pci,virtio: cleanups, fixes, features

Browse source 
vhost-user-gpu: edid
 vhost-user-scmi device
 vhost-vdpa: _F_CTRL_RX and _F_CTRL_RX_EXTRA support for svq
 
 cleanups, fixes all over the place.
 
 Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
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Merge tag 'for_upstream' of https://git.kernel.org/pub/scm/virt/kvm/mst/qemu into staging

pc,pci,virtio: cleanups, fixes, features

vhost-user-gpu: edid
vhost-user-scmi device
vhost-vdpa: _F_CTRL_RX and _F_CTRL_RX_EXTRA support for svq

cleanups, fixes all over the place.

Signed-off-by: Michael S. Tsirkin <mst@redhat.com>

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# gpg: Signature made Tue 11 Jul 2023 12:00:19 AM BST
# gpg:                using RSA key 5D09FD0871C8F85B94CA8A0D281F0DB8D28D5469
# gpg:                issuer "mst@redhat.com"
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* tag 'for_upstream' of https://git.kernel.org/pub/scm/virt/kvm/mst/qemu: (66 commits)
  vdpa: Allow VIRTIO_NET_F_CTRL_RX_EXTRA in SVQ
  vdpa: Restore packet receive filtering state relative with _F_CTRL_RX_EXTRA feature
  vdpa: Allow VIRTIO_NET_F_CTRL_RX in SVQ
  vdpa: Avoid forwarding large CVQ command failures
  vdpa: Accessing CVQ header through its structure
  vhost: Fix false positive out-of-bounds
  vdpa: Restore packet receive filtering state relative with _F_CTRL_RX feature
  vdpa: Restore MAC address filtering state
  vdpa: Use iovec for vhost_vdpa_net_load_cmd()
  pcie: Specify 0 for ARI next function numbers
  pcie: Use common ARI next function number
  include/hw/virtio: document some more usage of notifiers
  include/hw/virtio: add kerneldoc for virtio_init
  include/hw/virtio: document virtio_notify_config
  hw/virtio: fix typo in VIRTIO_CONFIG_IRQ_IDX comments
  include/hw: document the device_class_set_parent_* fns
  include: attempt to document device_class_set_props
  vdpa: Fix possible use-after-free for VirtQueueElement
  pcie: Add hotplug detect state register to cmask
  virtio-iommu: Rework the traces in virtio_iommu_set_page_size_mask()
  ...

Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
This commit is contained in:
Richard Henderson 2023-07-11 09:33:12 +01:00
commit 2bb9d628a7
66 changed files with 1662 additions and 268 deletions
Download patch file Download diff file Expand all files Collapse all files

28
docs/interop/vhost-user-gpu.rst
View file

@ -124,6 +124,16 @@ VhostUserGpuDMABUFScanout
:fourcc: ``i32``, the DMABUF fourcc
VhostUserGpuEdidRequest
^^^^^^^^^^^^^^^^^^^^^^^
+------------+
| scanout-id |
+------------+
:scanout-id: ``u32``, the scanout to get edid from
C structure
-----------
@ -141,6 +151,8 @@ In QEMU the vhost-user-gpu message is implemented with the following struct:
VhostUserGpuScanout scanout;
VhostUserGpuUpdate update;
VhostUserGpuDMABUFScanout dmabuf_scanout;
VhostUserGpuEdidRequest edid_req;
struct virtio_gpu_resp_edid resp_edid;
struct virtio_gpu_resp_display_info display_info;
uint64_t u64;
} payload;
@ -149,10 +161,11 @@ In QEMU the vhost-user-gpu message is implemented with the following struct:
Protocol features
-----------------
None yet.
.. code:: c
As the protocol may need to evolve, new messages and communication
changes are negotiated thanks to preliminary
#define VHOST_USER_GPU_PROTOCOL_F_EDID 0
New messages and communication changes are negotiated thanks to the
``VHOST_USER_GPU_GET_PROTOCOL_FEATURES`` and
``VHOST_USER_GPU_SET_PROTOCOL_FEATURES`` requests.
@ -241,3 +254,12 @@ Message types
Note: there is no data payload, since the scanout is shared thanks
to DMABUF, that must have been set previously with
``VHOST_USER_GPU_DMABUF_SCANOUT``.
``VHOST_USER_GPU_GET_EDID``
:id: 11
:request payload: ``struct VhostUserGpuEdidRequest``
:reply payload: ``struct virtio_gpu_resp_edid`` (from virtio specification)
Retrieve the EDID data for a given scanout.
This message requires the ``VHOST_USER_GPU_PROTOCOL_F_EDID`` protocol
feature to be supported.

4
docs/pcie_sriov.txt
View file

@ -48,7 +48,7 @@ setting up a BAR for a VF.
...
int ret = pcie_endpoint_cap_init(d, 0x70);
...
pcie_ari_init(d, 0x100, 1);
pcie_ari_init(d, 0x100);
...
/* Add and initialize the SR/IOV capability */
@ -78,7 +78,7 @@ setting up a BAR for a VF.
...
int ret = pcie_endpoint_cap_init(d, 0x60);
...
pcie_ari_init(d, 0x100, 1);
pcie_ari_init(d, 0x100);
...
memory_region_init(mr, ... )
pcie_sriov_vf_register_bar(d, bar_nr, mr);