VPU_BUF_STATE_READY
if (vpu_buf->state != VPU_BUF_STATE_READY)
vdec->slots[info->id].state = VPU_BUF_STATE_READY;
vpu_set_buffer_state(vbuf, VPU_BUF_STATE_READY);
vpu_set_buffer_state(vbuf, VPU_BUF_STATE_READY);
vdec->slots[vpu_buf->fs_id].state = VPU_BUF_STATE_READY;
[VPU_BUF_STATE_READY] = "ready",