79 	struct dma_channel *channel;  in get_dma_channel()  local
86 		channel = &info->channels[i];  in get_dma_channel()
87 		if (channel->vchan == chan)  in get_dma_channel()
88 			return channel;  in get_dma_channel()
98 	struct dma_channel *channel = get_dma_channel(chan);  in get_dma_residue()  local
101 		return info->ops->get_residue(channel);  in get_dma_residue()
150 		struct dma_channel *channel = &info->channels[i];  in request_dma_bycap()  local
152 		if (unlikely(!channel->caps))  in request_dma_bycap()
156 			if (!search_cap(channel->caps, *p))  in request_dma_bycap()
158 			if (request_dma(channel->chan, dev_id) == 0)  in request_dma_bycap()
159 				return channel->chan;  in request_dma_bycap()
169 	struct dma_channel *channel = { 0 };  in dmac_search_free_channel()  local
174 		channel = &info->channels[i];  in dmac_search_free_channel()
175 		if (unlikely(!channel))  in dmac_search_free_channel()
178 		if (atomic_read(&channel->busy) == 0)  in dmac_search_free_channel()
183 		int result = info->ops->request(channel);  in dmac_search_free_channel()
187 		atomic_set(&channel->busy, 1);  in dmac_search_free_channel()
188 		return channel->chan;  in dmac_search_free_channel()
196 	struct dma_channel *channel = { 0 };  in request_dma()  local
200 	channel = get_dma_channel(chan);  in request_dma()
201 	if (atomic_xchg(&channel->busy, 1))  in request_dma()
204 	strlcpy(channel->dev_id, dev_id, sizeof(channel->dev_id));  in request_dma()
207 		result = info->ops->request(channel);  in request_dma()
209 			atomic_set(&channel->busy, 0);  in request_dma()
221 	struct dma_channel *channel = get_dma_channel(chan);  in free_dma()  local
224 		info->ops->free(channel);  in free_dma()
226 	atomic_set(&channel->busy, 0);  in free_dma()
233 	struct dma_channel *channel = get_dma_channel(chan);  in dma_wait_for_completion()  local
235 	if (channel->flags & DMA_TEI_CAPABLE) {  in dma_wait_for_completion()
236 		wait_event(channel->wait_queue,  in dma_wait_for_completion()
237 			   (info->ops->get_residue(channel) == 0));  in dma_wait_for_completion()
241 	while (info->ops->get_residue(channel))  in dma_wait_for_completion()
262 		struct dma_channel *channel;  in register_chan_caps()  local
267 		channel = &info->channels[i];  in register_chan_caps()
268 		channel->caps = caps->caplist;  in register_chan_caps()
278 	struct dma_channel *channel = get_dma_channel(chan);  in dma_configure_channel()  local
281 		info->ops->configure(channel, flags);  in dma_configure_channel()
289 	struct dma_channel *channel = get_dma_channel(chan);  in dma_xfer()  local
291 	channel->sar	= from;  in dma_xfer()
292 	channel->dar	= to;  in dma_xfer()
293 	channel->count	= size;  in dma_xfer()
294 	channel->mode	= mode;  in dma_xfer()
296 	return info->ops->xfer(channel);  in dma_xfer()
303 	struct dma_channel *channel = get_dma_channel(chan);  in dma_extend()  local
306 		return info->ops->extend(channel, op, param);  in dma_extend()
329 			struct dma_channel *channel = info->channels + i;  in dma_proc_show()  local
331 			if (!(channel->flags & DMA_CONFIGURED))  in dma_proc_show()
335 				   info->name, channel->dev_id);  in dma_proc_show()