54 	struct ux500_dma_channel *ux500_channel = channel->private_data;  in ux500_dma_callback()  local
55 	struct musb_hw_ep       *hw_ep = ux500_channel->hw_ep;  in ux500_dma_callback()
63 	ux500_channel->channel.actual_len = ux500_channel->cur_len;  in ux500_dma_callback()
64 	ux500_channel->channel.status = MUSB_DMA_STATUS_FREE;  in ux500_dma_callback()
65 	musb_dma_completion(musb, hw_ep->epnum, ux500_channel->is_tx);  in ux500_dma_callback()
74 	struct ux500_dma_channel *ux500_channel = channel->private_data;  in ux500_configure_channel()  local
75 	struct musb_hw_ep *hw_ep = ux500_channel->hw_ep;  in ux500_configure_channel()
76 	struct dma_chan *dma_chan = ux500_channel->dma_chan;  in ux500_configure_channel()
82 	struct musb *musb = ux500_channel->controller->private_data;  in ux500_configure_channel()
84 					ux500_channel->controller->phy_base);  in ux500_configure_channel()
89 		len, ux500_channel->is_tx);  in ux500_configure_channel()
91 	ux500_channel->cur_len = len;  in ux500_configure_channel()
99 	direction = ux500_channel->is_tx ? DMA_MEM_TO_DEV : DMA_DEV_TO_MEM;  in ux500_configure_channel()
121 	ux500_channel->cookie = dma_desc->tx_submit(dma_desc);  in ux500_configure_channel()
133 	struct ux500_dma_channel *ux500_channel = NULL;  in ux500_dma_channel_allocate()  local
147 	ux500_channel = is_tx ? &(controller->tx_channel[ch_num]) :  in ux500_dma_channel_allocate()
151 	if (ux500_channel->is_allocated)  in ux500_dma_channel_allocate()
154 	ux500_channel->hw_ep = hw_ep;  in ux500_dma_channel_allocate()
155 	ux500_channel->is_allocated = 1;  in ux500_dma_channel_allocate()
160 	return &(ux500_channel->channel);  in ux500_dma_channel_allocate()
165 	struct ux500_dma_channel *ux500_channel = channel->private_data;  in ux500_dma_channel_release()  local
166 	struct musb *musb = ux500_channel->controller->private_data;  in ux500_dma_channel_release()
168 	dev_dbg(musb->controller, "channel=%d\n", ux500_channel->ch_num);  in ux500_dma_channel_release()
170 	if (ux500_channel->is_allocated) {  in ux500_dma_channel_release()
171 		ux500_channel->is_allocated = 0;  in ux500_dma_channel_release()
209 	struct ux500_dma_channel *ux500_channel = channel->private_data;  in ux500_dma_channel_abort()  local
210 	struct ux500_dma_controller *controller = ux500_channel->controller;  in ux500_dma_channel_abort()
212 	void __iomem *epio = musb->endpoints[ux500_channel->hw_ep->epnum].regs;  in ux500_dma_channel_abort()
216 		ux500_channel->ch_num, ux500_channel->is_tx);  in ux500_dma_channel_abort()
219 		if (ux500_channel->is_tx) {  in ux500_dma_channel_abort()
233 		dmaengine_terminate_all(ux500_channel->dma_chan);  in ux500_dma_channel_abort()
241 	struct ux500_dma_channel *ux500_channel;  in ux500_dma_controller_stop()  local
247 		ux500_channel = channel->private_data;  in ux500_dma_controller_stop()
251 		if (ux500_channel->dma_chan)  in ux500_dma_controller_stop()
252 			dma_release_channel(ux500_channel->dma_chan);  in ux500_dma_controller_stop()
257 		ux500_channel = channel->private_data;  in ux500_dma_controller_stop()
261 		if (ux500_channel->dma_chan)  in ux500_dma_controller_stop()
262 			dma_release_channel(ux500_channel->dma_chan);  in ux500_dma_controller_stop()
268 	struct ux500_dma_channel *ux500_channel = NULL;  in ux500_dma_controller_start()  local
302 			ux500_channel = &channel_array[ch_num];  in ux500_dma_controller_start()
303 			ux500_channel->controller = controller;  in ux500_dma_controller_start()
304 			ux500_channel->ch_num = ch_num;  in ux500_dma_controller_start()
305 			ux500_channel->is_tx = is_tx;  in ux500_dma_controller_start()
307 			dma_channel = &(ux500_channel->channel);  in ux500_dma_controller_start()
308 			dma_channel->private_data = ux500_channel;  in ux500_dma_controller_start()
312 			ux500_channel->dma_chan =  in ux500_dma_controller_start()
315 			if (!ux500_channel->dma_chan)  in ux500_dma_controller_start()
316 				ux500_channel->dma_chan =  in ux500_dma_controller_start()
325 			if (!ux500_channel->dma_chan) {  in ux500_dma_controller_start()