54 	struct sprd_pcm_dma_private *dma_private;  in sprd_pcm_open()  local
77 	dma_private = devm_kzalloc(dev, sizeof(*dma_private), GFP_KERNEL);  in sprd_pcm_open()
78 	if (!dma_private)  in sprd_pcm_open()
84 		struct sprd_pcm_dma_data *data = &dma_private->data[i];  in sprd_pcm_open()
94 	dma_private->hw_chan = hw_chan;  in sprd_pcm_open()
95 	runtime->private_data = dma_private;  in sprd_pcm_open()
96 	dma_private->substream = substream;  in sprd_pcm_open()
102 		struct sprd_pcm_dma_data *data = &dma_private->data[i];  in sprd_pcm_open()
108 	devm_kfree(dev, dma_private);  in sprd_pcm_open()
116 	struct sprd_pcm_dma_private *dma_private = runtime->private_data;  in sprd_pcm_close()  local
121 	for (i = 0; i < dma_private->hw_chan; i++) {  in sprd_pcm_close()
122 		struct sprd_pcm_dma_data *data = &dma_private->data[i];  in sprd_pcm_close()
127 	devm_kfree(dev, dma_private);  in sprd_pcm_close()
134 	struct sprd_pcm_dma_private *dma_private = data;  in sprd_pcm_dma_complete()  local
135 	struct snd_pcm_substream *substream = dma_private->substream;  in sprd_pcm_dma_complete()
143 	struct sprd_pcm_dma_private *dma_private = runtime->private_data;  in sprd_pcm_release_dma_channel()  local
147 		struct sprd_pcm_dma_data *data = &dma_private->data[i];  in sprd_pcm_release_dma_channel()
161 	struct sprd_pcm_dma_private *dma_private = runtime->private_data;  in sprd_pcm_request_dma_channel()  local
163 	struct sprd_pcm_dma_params *dma_params = dma_private->params;  in sprd_pcm_request_dma_channel()
172 		struct sprd_pcm_dma_data *data = &dma_private->data[i];  in sprd_pcm_request_dma_channel()
192 	struct sprd_pcm_dma_private *dma_private = runtime->private_data;  in sprd_pcm_hw_params()  local
206 		dma_private->params = NULL;  in sprd_pcm_hw_params()
212 	if (!dma_private->params) {  in sprd_pcm_hw_params()
213 		dma_private->params = dma_params;  in sprd_pcm_hw_params()
224 	dma_private->dma_addr_offset = totsize / channels;  in sprd_pcm_hw_params()
233 		struct sprd_pcm_dma_data *data = &dma_private->data[i];  in sprd_pcm_hw_params()
245 				i * dma_private->dma_addr_offset;  in sprd_pcm_hw_params()
251 				i * dma_private->dma_addr_offset;  in sprd_pcm_hw_params()
261 				i * dma_private->dma_addr_offset + sg_len * j;  in sprd_pcm_hw_params()
295 			data->desc->callback_param = dma_private;  in sprd_pcm_hw_params()
322 	struct sprd_pcm_dma_private *dma_private =  in sprd_pcm_trigger()  local
328 		for (i = 0; i < dma_private->hw_chan; i++) {  in sprd_pcm_trigger()
329 			struct sprd_pcm_dma_data *data = &dma_private->data[i];  in sprd_pcm_trigger()
349 		for (i = 0; i < dma_private->hw_chan; i++) {  in sprd_pcm_trigger()
350 			struct sprd_pcm_dma_data *data = &dma_private->data[i];  in sprd_pcm_trigger()
358 		for (i = 0; i < dma_private->hw_chan; i++) {  in sprd_pcm_trigger()
359 			struct sprd_pcm_dma_data *data = &dma_private->data[i];  in sprd_pcm_trigger()
368 		for (i = 0; i < dma_private->hw_chan; i++) {  in sprd_pcm_trigger()
369 			struct sprd_pcm_dma_data *data = &dma_private->data[i];  in sprd_pcm_trigger()
387 	struct sprd_pcm_dma_private *dma_private = runtime->private_data;  in sprd_pcm_pointer()  local
394 	for (i = 0; i < dma_private->hw_chan; i++) {  in sprd_pcm_pointer()
395 		struct sprd_pcm_dma_data *data = &dma_private->data[i];  in sprd_pcm_pointer()
412 			i * dma_private->dma_addr_offset;  in sprd_pcm_pointer()