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hub / github.com/RT-Thread/rt-thread / virtio_gpu_flush_resource

Function virtio_gpu_flush_resource

components/drivers/virtio/virtio_gpu.c:277–300  ·  view source on GitHub ↗

Source from the content-addressed store, hash-verified

275}
276
277static rt_err_t virtio_gpu_flush_resource(struct virtio_gpu_device *virtio_gpu_dev, rt_uint32_t resource_id,
278 rt_uint32_t x, rt_uint32_t y, rt_uint32_t width, rt_uint32_t height)
279{
280 struct virtio_gpu_ctrl_hdr res;
281 struct virtio_gpu_resource_flush req;
282
283 rt_memset(&req, 0, sizeof(req));
284
285 req.hdr.type = VIRTIO_GPU_CMD_RESOURCE_FLUSH;
286 req.r.x = x;
287 req.r.y = y;
288 req.r.width = width;
289 req.r.height = height;
290 req.resource_id = resource_id;
291
292 virtio_gpu_ctrl_send_command(virtio_gpu_dev, &req, sizeof(req), &res, sizeof(res));
293
294 if (res.type == VIRTIO_GPU_RESP_OK_NODATA)
295 {
296 return RT_EOK;
297 }
298
299 return -RT_ERROR;
300}
301
302static rt_err_t virtio_gpu_transfer_to_host_2d(struct virtio_gpu_device *virtio_gpu_dev, rt_uint32_t resource_id,
303 rt_uint32_t x, rt_uint32_t y, rt_uint32_t width, rt_uint32_t height, rt_uint32_t offset)

Callers 1

virtio_gpu_gfx_flush_2dFunction · 0.85

Calls 2

rt_memsetFunction · 0.85

Tested by

no test coverage detected