26 struct dma_info *get_dma_info(unsigned int chan)  in get_dma_info()  argument
35 		if ((chan <  info->first_vchannel_nr) ||  in get_dma_info()
36 		    (chan >= info->first_vchannel_nr + info->nr_channels))  in get_dma_info()
75 struct dma_channel *get_dma_channel(unsigned int chan)  in get_dma_channel()  argument
77 	struct dma_info *info = get_dma_info(chan);  in get_dma_channel()
86 		if (channel->vchan == chan)  in get_dma_channel()
94 int get_dma_residue(unsigned int chan)  in get_dma_residue()  argument
96 	struct dma_info *info = get_dma_info(chan);  in get_dma_residue()
97 	struct dma_channel *channel = get_dma_channel(chan);  in get_dma_residue()
157 			if (request_dma(channel->chan, dev_id) == 0)  in request_dma_bycap()
158 				return channel->chan;  in request_dma_bycap()
187 		return channel->chan;  in dmac_search_free_channel()
193 int request_dma(unsigned int chan, const char *dev_id)  in request_dma()  argument
196 	struct dma_info *info = get_dma_info(chan);  in request_dma()
199 	channel = get_dma_channel(chan);  in request_dma()
217 void free_dma(unsigned int chan)  in free_dma()  argument
219 	struct dma_info *info = get_dma_info(chan);  in free_dma()
220 	struct dma_channel *channel = get_dma_channel(chan);  in free_dma()
229 void dma_wait_for_completion(unsigned int chan)  in dma_wait_for_completion()  argument
231 	struct dma_info *info = get_dma_info(chan);  in dma_wait_for_completion()
232 	struct dma_channel *channel = get_dma_channel(chan);  in dma_wait_for_completion()
274 void dma_configure_channel(unsigned int chan, unsigned long flags)  in dma_configure_channel()  argument
276 	struct dma_info *info = get_dma_info(chan);  in dma_configure_channel()
277 	struct dma_channel *channel = get_dma_channel(chan);  in dma_configure_channel()
284 int dma_xfer(unsigned int chan, unsigned long from,  in dma_xfer()  argument
287 	struct dma_info *info = get_dma_info(chan);  in dma_xfer()
288 	struct dma_channel *channel = get_dma_channel(chan);  in dma_xfer()
299 int dma_extend(unsigned int chan, unsigned long op, void *param)  in dma_extend()  argument
301 	struct dma_info *info = get_dma_info(chan);  in dma_extend()
302 	struct dma_channel *channel = get_dma_channel(chan);  in dma_extend()
375 		struct dma_channel *chan = &info->channels[i];  in register_dmac()  local
377 		atomic_set(&chan->busy, 0);  in register_dmac()
379 		chan->chan  = info->first_channel_nr + i;  in register_dmac()
380 		chan->vchan = info->first_channel_nr + i + total_channels;  in register_dmac()
382 		memcpy(chan->dev_id, "Unused", 7);  in register_dmac()
385 			chan->flags |= DMA_TEI_CAPABLE;  in register_dmac()
387 		init_waitqueue_head(&chan->wait_queue);  in register_dmac()
388 		dma_create_sysfs_files(chan, info);  in register_dmac()