Commit 56934bae authored by Vivek Kasireddy's avatar Vivek Kasireddy Committed by Gerd Hoffmann
Browse files

drm/virtio: Prepare resource_flush to accept a fence 



A fence will be added to resource_flush for resources that
are guest blobs.

Cc: Gerd Hoffmann <kraxel@redhat.com>
Signed-off-by: default avatarVivek Kasireddy <vivek.kasireddy@intel.com>
Link: http://patchwork.freedesktop.org/patch/msgid/20210610232456.671905-3-vivek.kasireddy@intel.com


Signed-off-by: default avatarGerd Hoffmann <kraxel@redhat.com>
parent 3a1fde58

drivers/gpu/drm/virtio/virtgpu_drv.h

+3 −1
Original line number Diff line number Diff line
@@ -315,7 +315,9 @@ void virtio_gpu_cmd_transfer_to_host_2d(struct virtio_gpu_device *vgdev, 
void virtio_gpu_cmd_resource_flush(struct virtio_gpu_device *vgdev,

				   uint32_t resource_id,

				   uint32_t x, uint32_t y,

				   uint32_t width, uint32_t height);

				   uint32_t width, uint32_t height,

				   struct virtio_gpu_object_array *objs,

				   struct virtio_gpu_fence *fence);

void virtio_gpu_cmd_set_scanout(struct virtio_gpu_device *vgdev,

				uint32_t scanout_id, uint32_t resource_id,

				uint32_t width, uint32_t height,

drivers/gpu/drm/virtio/virtgpu_vq.c

+5 −2
Original line number Diff line number Diff line
@@ -576,13 +576,16 @@ void virtio_gpu_cmd_set_scanout(struct virtio_gpu_device *vgdev, 
void virtio_gpu_cmd_resource_flush(struct virtio_gpu_device *vgdev,

				   uint32_t resource_id,

				   uint32_t x, uint32_t y,

				   uint32_t width, uint32_t height)

				   uint32_t width, uint32_t height,

				   struct virtio_gpu_object_array *objs,

				   struct virtio_gpu_fence *fence)

{

	struct virtio_gpu_resource_flush *cmd_p;

	struct virtio_gpu_vbuffer *vbuf;



	cmd_p = virtio_gpu_alloc_cmd(vgdev, &vbuf, sizeof(*cmd_p));

	memset(cmd_p, 0, sizeof(*cmd_p));

	vbuf->objs = objs;



	cmd_p->hdr.type = cpu_to_le32(VIRTIO_GPU_CMD_RESOURCE_FLUSH);

	cmd_p->resource_id = cpu_to_le32(resource_id);
@@ -591,7 +594,7 @@ void virtio_gpu_cmd_resource_flush(struct virtio_gpu_device *vgdev, 
	cmd_p->r.x = cpu_to_le32(x);

	cmd_p->r.y = cpu_to_le32(y);



	virtio_gpu_queue_ctrl_buffer(vgdev, vbuf);

	virtio_gpu_queue_fenced_ctrl_buffer(vgdev, vbuf, fence);

}



void virtio_gpu_cmd_transfer_to_host_2d(struct virtio_gpu_device *vgdev,