106 struct dsp_scb_descriptor {  struct
112 	struct dsp_scb_descriptor * sub_list_ptr;  argument
113 	struct dsp_scb_descriptor * next_scb_ptr;  argument
114 	struct dsp_scb_descriptor * parent_scb_ptr;  argument
142 	struct dsp_scb_descriptor * pcm_reader_scb;  argument
143 	struct dsp_scb_descriptor * src_scb;
144 	struct dsp_scb_descriptor * mixer_scb;
158 	struct dsp_scb_descriptor * master_mix_scb;
163 	struct dsp_scb_descriptor * rear_mix_scb;
166 	struct dsp_scb_descriptor * center_lfe_mix_scb;
188 	struct dsp_scb_descriptor scbs[DSP_MAX_SCB_DESC];
190 	struct dsp_scb_descriptor * the_null_scb;
208 	struct dsp_scb_descriptor * spdif_in_src;
210 	struct dsp_scb_descriptor * asynch_rx_scb;
213 	struct dsp_scb_descriptor * record_mixer_scb;
216 	struct dsp_scb_descriptor * codec_in_scb;
219 	struct dsp_scb_descriptor * ref_snoop_scb;
222 	struct dsp_scb_descriptor * spdif_pcm_input_scb;
225 	struct dsp_scb_descriptor * asynch_tx_scb;
228 	struct dsp_scb_descriptor * pcm_input;
229 	struct dsp_scb_descriptor * adc_input;