107 					 struct cs5535audio_dma *dma,  in cs5535audio_build_dma_packets()  argument
119 	if (dma->desc_buf.area == NULL) {  in cs5535audio_build_dma_packets()
123 					&dma->desc_buf) < 0)  in cs5535audio_build_dma_packets()
125 		dma->period_bytes = dma->periods = 0;  in cs5535audio_build_dma_packets()
128 	if (dma->periods == periods && dma->period_bytes == period_bytes)  in cs5535audio_build_dma_packets()
136 			&((struct cs5535audio_dma_desc *) dma->desc_buf.area)[i];  in cs5535audio_build_dma_packets()
143 	lastdesc = &((struct cs5535audio_dma_desc *) dma->desc_buf.area)[periods];  in cs5535audio_build_dma_packets()
144 	lastdesc->addr = cpu_to_le32((u32) dma->desc_buf.addr);  in cs5535audio_build_dma_packets()
147 	jmpprd_addr = (u32)dma->desc_buf.addr +  in cs5535audio_build_dma_packets()
150 	dma->substream = substream;  in cs5535audio_build_dma_packets()
151 	dma->period_bytes = period_bytes;  in cs5535audio_build_dma_packets()
152 	dma->periods = periods;  in cs5535audio_build_dma_packets()
154 	dma->ops->disable_dma(cs5535au);  in cs5535audio_build_dma_packets()
155 	dma->ops->setup_prd(cs5535au, jmpprd_addr);  in cs5535audio_build_dma_packets()
223 					  struct cs5535audio_dma *dma,  in cs5535audio_clear_dma_packets()  argument
226 	snd_dma_free_pages(&dma->desc_buf);  in cs5535audio_clear_dma_packets()
227 	dma->desc_buf.area = NULL;  in cs5535audio_clear_dma_packets()
228 	dma->substream = NULL;  in cs5535audio_clear_dma_packets()
235 	struct cs5535audio_dma *dma = substream->runtime->private_data;  in snd_cs5535audio_hw_params()  local
238 	dma->buf_addr = substream->runtime->dma_addr;  in snd_cs5535audio_hw_params()
239 	dma->buf_bytes = params_buffer_bytes(hw_params);  in snd_cs5535audio_hw_params()
241 	err = cs5535audio_build_dma_packets(cs5535au, dma, substream,  in snd_cs5535audio_hw_params()
245 		dma->pcm_open_flag = 1;  in snd_cs5535audio_hw_params()
253 	struct cs5535audio_dma *dma = substream->runtime->private_data;  in snd_cs5535audio_hw_free()  local
255 	if (dma->pcm_open_flag) {  in snd_cs5535audio_hw_free()
262 		dma->pcm_open_flag = 0;  in snd_cs5535audio_hw_free()
264 	cs5535audio_clear_dma_packets(cs5535au, dma, substream);  in snd_cs5535audio_hw_free()
278 	struct cs5535audio_dma *dma = substream->runtime->private_data;  in snd_cs5535audio_trigger()  local
284 		dma->ops->pause_dma(cs5535au);  in snd_cs5535audio_trigger()
287 		dma->ops->enable_dma(cs5535au);  in snd_cs5535audio_trigger()
290 		dma->ops->enable_dma(cs5535au);  in snd_cs5535audio_trigger()
293 		dma->ops->enable_dma(cs5535au);  in snd_cs5535audio_trigger()
296 		dma->ops->disable_dma(cs5535au);  in snd_cs5535audio_trigger()
299 		dma->ops->disable_dma(cs5535au);  in snd_cs5535audio_trigger()
315 	struct cs5535audio_dma *dma;  in snd_cs5535audio_pcm_pointer()  local
317 	dma = substream->runtime->private_data;  in snd_cs5535audio_pcm_pointer()
318 	curdma = dma->ops->read_dma_pntr(cs5535au);  in snd_cs5535audio_pcm_pointer()
319 	if (curdma < dma->buf_addr) {  in snd_cs5535audio_pcm_pointer()
321 					curdma, dma->buf_addr);  in snd_cs5535audio_pcm_pointer()
324 	curdma -= dma->buf_addr;  in snd_cs5535audio_pcm_pointer()
325 	if (curdma >= dma->buf_bytes) {  in snd_cs5535audio_pcm_pointer()
327 					curdma, dma->buf_bytes);  in snd_cs5535audio_pcm_pointer()