119 					 struct cs5535audio_dma *dma,  in cs5535audio_build_dma_packets()  argument
131 	if (dma->desc_buf.area == NULL) {  in cs5535audio_build_dma_packets()
135 					&dma->desc_buf) < 0)  in cs5535audio_build_dma_packets()
137 		dma->period_bytes = dma->periods = 0;  in cs5535audio_build_dma_packets()
140 	if (dma->periods == periods && dma->period_bytes == period_bytes)  in cs5535audio_build_dma_packets()
146 	desc_addr = (u32) dma->desc_buf.addr;  in cs5535audio_build_dma_packets()
149 			&((struct cs5535audio_dma_desc *) dma->desc_buf.area)[i];  in cs5535audio_build_dma_packets()
157 	lastdesc = &((struct cs5535audio_dma_desc *) dma->desc_buf.area)[periods];  in cs5535audio_build_dma_packets()
158 	lastdesc->addr = cpu_to_le32((u32) dma->desc_buf.addr);  in cs5535audio_build_dma_packets()
161 	jmpprd_addr = (u32)dma->desc_buf.addr +  in cs5535audio_build_dma_packets()
164 	dma->substream = substream;  in cs5535audio_build_dma_packets()
165 	dma->period_bytes = period_bytes;  in cs5535audio_build_dma_packets()
166 	dma->periods = periods;  in cs5535audio_build_dma_packets()
168 	dma->ops->disable_dma(cs5535au);  in cs5535audio_build_dma_packets()
169 	dma->ops->setup_prd(cs5535au, jmpprd_addr);  in cs5535audio_build_dma_packets()
237 					  struct cs5535audio_dma *dma,  in cs5535audio_clear_dma_packets()  argument
240 	snd_dma_free_pages(&dma->desc_buf);  in cs5535audio_clear_dma_packets()
241 	dma->desc_buf.area = NULL;  in cs5535audio_clear_dma_packets()
242 	dma->substream = NULL;  in cs5535audio_clear_dma_packets()
249 	struct cs5535audio_dma *dma = substream->runtime->private_data;  in snd_cs5535audio_hw_params()  local
256 	dma->buf_addr = substream->runtime->dma_addr;  in snd_cs5535audio_hw_params()
257 	dma->buf_bytes = params_buffer_bytes(hw_params);  in snd_cs5535audio_hw_params()
259 	err = cs5535audio_build_dma_packets(cs5535au, dma, substream,  in snd_cs5535audio_hw_params()
263 		dma->pcm_open_flag = 1;  in snd_cs5535audio_hw_params()
271 	struct cs5535audio_dma *dma = substream->runtime->private_data;  in snd_cs5535audio_hw_free()  local
273 	if (dma->pcm_open_flag) {  in snd_cs5535audio_hw_free()
280 		dma->pcm_open_flag = 0;  in snd_cs5535audio_hw_free()
282 	cs5535audio_clear_dma_packets(cs5535au, dma, substream);  in snd_cs5535audio_hw_free()
296 	struct cs5535audio_dma *dma = substream->runtime->private_data;  in snd_cs5535audio_trigger()  local
302 		dma->ops->pause_dma(cs5535au);  in snd_cs5535audio_trigger()
305 		dma->ops->enable_dma(cs5535au);  in snd_cs5535audio_trigger()
308 		dma->ops->enable_dma(cs5535au);  in snd_cs5535audio_trigger()
311 		dma->ops->enable_dma(cs5535au);  in snd_cs5535audio_trigger()
314 		dma->ops->disable_dma(cs5535au);  in snd_cs5535audio_trigger()
317 		dma->ops->disable_dma(cs5535au);  in snd_cs5535audio_trigger()
333 	struct cs5535audio_dma *dma;  in snd_cs5535audio_pcm_pointer()  local
335 	dma = substream->runtime->private_data;  in snd_cs5535audio_pcm_pointer()
336 	curdma = dma->ops->read_dma_pntr(cs5535au);  in snd_cs5535audio_pcm_pointer()
337 	if (curdma < dma->buf_addr) {  in snd_cs5535audio_pcm_pointer()
339 					curdma, dma->buf_addr);  in snd_cs5535audio_pcm_pointer()
342 	curdma -= dma->buf_addr;  in snd_cs5535audio_pcm_pointer()
343 	if (curdma >= dma->buf_bytes) {  in snd_cs5535audio_pcm_pointer()
345 					curdma, dma->buf_bytes);  in snd_cs5535audio_pcm_pointer()