32 	struct sprd_pcm_dma_data data[SPRD_PCM_CHANNEL_MAX];  member
84 		struct sprd_pcm_dma_data *data = &dma_private->data[i];  in sprd_pcm_open()  local
86 		data->virt = dmam_alloc_coherent(dev, size, &data->phys,  in sprd_pcm_open()
88 		if (!data->virt) {  in sprd_pcm_open()
102 		struct sprd_pcm_dma_data *data = &dma_private->data[i];  in sprd_pcm_open()  local
104 		if (data->virt)  in sprd_pcm_open()
105 			dmam_free_coherent(dev, size, data->virt, data->phys);  in sprd_pcm_open()
122 		struct sprd_pcm_dma_data *data = &dma_private->data[i];  in sprd_pcm_close()  local
124 		dmam_free_coherent(dev, size, data->virt, data->phys);  in sprd_pcm_close()
132 static void sprd_pcm_dma_complete(void *data)  in sprd_pcm_dma_complete()  argument
134 	struct sprd_pcm_dma_private *dma_private = data;  in sprd_pcm_dma_complete()
147 		struct sprd_pcm_dma_data *data = &dma_private->data[i];  in sprd_pcm_release_dma_channel()  local
149 		if (data->chan) {  in sprd_pcm_release_dma_channel()
150 			dma_release_channel(data->chan);  in sprd_pcm_release_dma_channel()
151 			data->chan = NULL;  in sprd_pcm_release_dma_channel()
172 		struct sprd_pcm_dma_data *data = &dma_private->data[i];  in sprd_pcm_request_dma_channel()  local
174 		data->chan = dma_request_slave_channel(dev,  in sprd_pcm_request_dma_channel()
176 		if (!data->chan) {  in sprd_pcm_request_dma_channel()
228 		struct sprd_pcm_dma_data *data = &dma_private->data[i];  in sprd_pcm_hw_params()  local
229 		struct dma_chan *chan = data->chan;  in sprd_pcm_hw_params()
263 		link.virt_addr = (unsigned long)data->virt;  in sprd_pcm_hw_params()
264 		link.phy_addr = data->phys;  in sprd_pcm_hw_params()
279 		data->desc = chan->device->device_prep_slave_sg(chan, sg,  in sprd_pcm_hw_params()
282 		if (!data->desc) {  in sprd_pcm_hw_params()
289 			data->desc->callback = sprd_pcm_dma_complete;  in sprd_pcm_hw_params()
290 			data->desc->callback_param = dma_private;  in sprd_pcm_hw_params()
323 			struct sprd_pcm_dma_data *data = &dma_private->data[i];  in sprd_pcm_trigger()  local
325 			if (!data->desc)  in sprd_pcm_trigger()
328 			data->cookie = dmaengine_submit(data->desc);  in sprd_pcm_trigger()
329 			ret = dma_submit_error(data->cookie);  in sprd_pcm_trigger()
337 			dma_async_issue_pending(data->chan);  in sprd_pcm_trigger()
344 			struct sprd_pcm_dma_data *data = &dma_private->data[i];  in sprd_pcm_trigger()  local
346 			if (data->chan)  in sprd_pcm_trigger()
347 				dmaengine_resume(data->chan);  in sprd_pcm_trigger()
353 			struct sprd_pcm_dma_data *data = &dma_private->data[i];  in sprd_pcm_trigger()  local
355 			if (data->chan)  in sprd_pcm_trigger()
356 				dmaengine_terminate_async(data->chan);  in sprd_pcm_trigger()
363 			struct sprd_pcm_dma_data *data = &dma_private->data[i];  in sprd_pcm_trigger()  local
365 			if (data->chan)  in sprd_pcm_trigger()
366 				dmaengine_pause(data->chan);  in sprd_pcm_trigger()
389 		struct sprd_pcm_dma_data *data = &dma_private->data[i];  in sprd_pcm_pointer()  local
391 		if (!data->chan)  in sprd_pcm_pointer()
394 		status = dmaengine_tx_status(data->chan, data->cookie, &state);  in sprd_pcm_pointer()
410 			sel_max = pointer[i] < data->pre_pointer ? 1 : 0;  in sprd_pcm_pointer()
412 			sel_max ^= pointer[i] < data->pre_pointer ? 1 : 0;  in sprd_pcm_pointer()
422 		data->pre_pointer = pointer[i];  in sprd_pcm_pointer()