On 2023/07/11 11:56, Gurchetan Singh wrote:
This modifies the common virtio-gpu.h file have the fields and
defintions needed by gfxstream/rutabaga, by VirtioGpuRutabaga.

s/VirtioGpuRutabaga/VirtIOGPURutabaga/g since VirtIOGPU is spelled this way everywhere else.


- a colon separated list of capset names, defined in the virtio spec
- a wayland socket path to enable guest Wayland passthrough

The command to run these would be:

-device virtio-vga-rutabaga,capset_names=gfxstream:cross-domain, \
         wayland_socket_path=/run/user/1000/wayland-0,hostmem=8G  \

Signed-off-by: Gurchetan Singh <gurchetansi...@chromium.org>
---
v2: void *rutabaga --> struct rutabaga *rutabaga (Akihiko)
     have a separate rutabaga device instead of using GL device (Bernard)

  include/hw/virtio/virtio-gpu.h | 21 +++++++++++++++++++++
  1 file changed, 21 insertions(+)

diff --git a/include/hw/virtio/virtio-gpu.h b/include/hw/virtio/virtio-gpu.h
index 5927ca1864..5a1b15ccb9 100644
--- a/include/hw/virtio/virtio-gpu.h
+++ b/include/hw/virtio/virtio-gpu.h
@@ -38,6 +38,9 @@ OBJECT_DECLARE_SIMPLE_TYPE(VirtIOGPUGL, VIRTIO_GPU_GL)
  #define TYPE_VHOST_USER_GPU "vhost-user-gpu"
  OBJECT_DECLARE_SIMPLE_TYPE(VhostUserGPU, VHOST_USER_GPU)
+#define TYPE_VIRTIO_GPU_RUTABAGA "virtio-gpu-rutabaga-device"
+OBJECT_DECLARE_SIMPLE_TYPE(VirtioGpuRutabaga, VIRTIO_GPU_RUTABAGA)
+
  struct virtio_gpu_simple_resource {
      uint32_t resource_id;
      uint32_t width;
@@ -94,6 +97,7 @@ enum virtio_gpu_base_conf_flags {
      VIRTIO_GPU_FLAG_DMABUF_ENABLED,
      VIRTIO_GPU_FLAG_BLOB_ENABLED,
      VIRTIO_GPU_FLAG_CONTEXT_INIT_ENABLED,
+    VIRTIO_GPU_FLAG_RUTABAGA_ENABLED,
  };
#define virtio_gpu_virgl_enabled(_cfg) \
@@ -108,6 +112,8 @@ enum virtio_gpu_base_conf_flags {
      (_cfg.flags & (1 << VIRTIO_GPU_FLAG_BLOB_ENABLED))
  #define virtio_gpu_context_init_enabled(_cfg) \
      (_cfg.flags & (1 << VIRTIO_GPU_FLAG_CONTEXT_INIT_ENABLED))
+#define virtio_gpu_rutabaga_enabled(_cfg) \
+    (_cfg.flags & (1 << VIRTIO_GPU_FLAG_RUTABAGA_ENABLED))
  #define virtio_gpu_hostmem_enabled(_cfg) \
      (_cfg.hostmem > 0)
@@ -229,6 +235,21 @@ struct VhostUserGPU {
      bool backend_blocked;
  };
+struct rutabaga;
+
+struct VirtioGpuRutabaga {
+    struct VirtIOGPU parent_obj;
+
+    bool rutabaga_active;
+    char *capset_names;
+    char *wayland_socket_path;
+    char *wsi;
+    bool headless;
+    uint32_t num_capsets;
+    struct rutabaga *rutabaga;
+    AioContext *ctx;
+};
+
  #define VIRTIO_GPU_FILL_CMD(out) do {                                   \
          size_t s;                                                       \
          s = iov_to_buf(cmd->elem.out_sg, cmd->elem.out_num, 0,          \

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