52 	struct fsl_asrc_pair *pair = runtime->private_data;  in fsl_asrc_dma_complete()  local
54 	pair->pos += snd_pcm_lib_period_bytes(substream);  in fsl_asrc_dma_complete()
55 	if (pair->pos >= snd_pcm_lib_buffer_bytes(substream))  in fsl_asrc_dma_complete()
56 		pair->pos = 0;  in fsl_asrc_dma_complete()
66 	struct fsl_asrc_pair *pair = runtime->private_data;  in fsl_asrc_dma_prepare_and_submit()  local
74 	pair->pos = 0;  in fsl_asrc_dma_prepare_and_submit()
75 	pair->desc[!dir] = dmaengine_prep_dma_cyclic(  in fsl_asrc_dma_prepare_and_submit()
76 			pair->dma_chan[!dir], runtime->dma_addr,  in fsl_asrc_dma_prepare_and_submit()
80 	if (!pair->desc[!dir]) {  in fsl_asrc_dma_prepare_and_submit()
85 	pair->desc[!dir]->callback = fsl_asrc_dma_complete;  in fsl_asrc_dma_prepare_and_submit()
86 	pair->desc[!dir]->callback_param = substream;  in fsl_asrc_dma_prepare_and_submit()
88 	dmaengine_submit(pair->desc[!dir]);  in fsl_asrc_dma_prepare_and_submit()
91 	pair->desc[dir] = dmaengine_prep_dma_cyclic(  in fsl_asrc_dma_prepare_and_submit()
92 			pair->dma_chan[dir], 0xffff, 64, 64, DMA_DEV_TO_DEV, 0);  in fsl_asrc_dma_prepare_and_submit()
93 	if (!pair->desc[dir]) {  in fsl_asrc_dma_prepare_and_submit()
98 	dmaengine_submit(pair->desc[dir]);  in fsl_asrc_dma_prepare_and_submit()
106 	struct fsl_asrc_pair *pair = runtime->private_data;  in fsl_asrc_dma_trigger()  local
116 		dma_async_issue_pending(pair->dma_chan[IN]);  in fsl_asrc_dma_trigger()
117 		dma_async_issue_pending(pair->dma_chan[OUT]);  in fsl_asrc_dma_trigger()
122 		dmaengine_terminate_all(pair->dma_chan[OUT]);  in fsl_asrc_dma_trigger()
123 		dmaengine_terminate_all(pair->dma_chan[IN]);  in fsl_asrc_dma_trigger()
141 	struct fsl_asrc_pair *pair = runtime->private_data;  in fsl_asrc_dma_hw_params()  local
142 	struct fsl_asrc *asrc_priv = pair->asrc_priv;  in fsl_asrc_dma_hw_params()
144 	enum asrc_pair_index index = pair->index;  in fsl_asrc_dma_hw_params()
180 	pair->dma_chan[!dir] = fsl_asrc_get_dma_channel(pair, !dir);  in fsl_asrc_dma_hw_params()
181 	if (!pair->dma_chan[!dir]) {  in fsl_asrc_dma_hw_params()
193 	ret = dmaengine_slave_config(pair->dma_chan[!dir], &config_fe);  in fsl_asrc_dma_hw_params()
207 	pair->dma_data.dma_request = tmp_data->dma_request;  in fsl_asrc_dma_hw_params()
211 	tmp_chan = fsl_asrc_get_dma_channel(pair, dir);  in fsl_asrc_dma_hw_params()
213 	pair->dma_data.dma_request2 = tmp_data->dma_request;  in fsl_asrc_dma_hw_params()
214 	pair->dma_data.peripheral_type = tmp_data->peripheral_type;  in fsl_asrc_dma_hw_params()
215 	pair->dma_data.priority = tmp_data->priority;  in fsl_asrc_dma_hw_params()
218 	pair->dma_chan[dir] = dma_request_channel(mask, filter, &pair->dma_data);  in fsl_asrc_dma_hw_params()
219 	if (!pair->dma_chan[dir]) {  in fsl_asrc_dma_hw_params()
243 	ret = dmaengine_slave_config(pair->dma_chan[dir], &config_be);  in fsl_asrc_dma_hw_params()
257 	struct fsl_asrc_pair *pair = runtime->private_data;  in fsl_asrc_dma_hw_free()  local
261 	if (pair->dma_chan[IN])  in fsl_asrc_dma_hw_free()
262 		dma_release_channel(pair->dma_chan[IN]);  in fsl_asrc_dma_hw_free()
264 	if (pair->dma_chan[OUT])  in fsl_asrc_dma_hw_free()
265 		dma_release_channel(pair->dma_chan[OUT]);  in fsl_asrc_dma_hw_free()
267 	pair->dma_chan[IN] = NULL;  in fsl_asrc_dma_hw_free()
268 	pair->dma_chan[OUT] = NULL;  in fsl_asrc_dma_hw_free()
279 	struct fsl_asrc_pair *pair;  in fsl_asrc_dma_startup()  local
281 	pair = kzalloc(sizeof(struct fsl_asrc_pair), GFP_KERNEL);  in fsl_asrc_dma_startup()
282 	if (!pair) {  in fsl_asrc_dma_startup()
287 	pair->asrc_priv = asrc_priv;  in fsl_asrc_dma_startup()
289 	runtime->private_data = pair;  in fsl_asrc_dma_startup()
301 	struct fsl_asrc_pair *pair = runtime->private_data;  in fsl_asrc_dma_shutdown()  local
304 	if (!pair)  in fsl_asrc_dma_shutdown()
307 	asrc_priv = pair->asrc_priv;  in fsl_asrc_dma_shutdown()
309 	if (asrc_priv->pair[pair->index] == pair)  in fsl_asrc_dma_shutdown()
310 		asrc_priv->pair[pair->index] = NULL;  in fsl_asrc_dma_shutdown()
312 	kfree(pair);  in fsl_asrc_dma_shutdown()
320 	struct fsl_asrc_pair *pair = runtime->private_data;  in fsl_asrc_dma_pcm_pointer()  local
322 	return bytes_to_frames(substream->runtime, pair->pos);  in fsl_asrc_dma_pcm_pointer()