27 struct dma_info *get_dma_info(unsigned int chan)  in get_dma_info()  argument
36 		if ((chan <  info->first_vchannel_nr) ||  in get_dma_info()
37 		    (chan >= info->first_vchannel_nr + info->nr_channels))  in get_dma_info()
76 struct dma_channel *get_dma_channel(unsigned int chan)  in get_dma_channel()  argument
78 	struct dma_info *info = get_dma_info(chan);  in get_dma_channel()
87 		if (channel->vchan == chan)  in get_dma_channel()
95 int get_dma_residue(unsigned int chan)  in get_dma_residue()  argument
97 	struct dma_info *info = get_dma_info(chan);  in get_dma_residue()
98 	struct dma_channel *channel = get_dma_channel(chan);  in get_dma_residue()
158 			if (request_dma(channel->chan, dev_id) == 0)  in request_dma_bycap()
159 				return channel->chan;  in request_dma_bycap()
188 		return channel->chan;  in dmac_search_free_channel()
194 int request_dma(unsigned int chan, const char *dev_id)  in request_dma()  argument
197 	struct dma_info *info = get_dma_info(chan);  in request_dma()
200 	channel = get_dma_channel(chan);  in request_dma()
218 void free_dma(unsigned int chan)  in free_dma()  argument
220 	struct dma_info *info = get_dma_info(chan);  in free_dma()
221 	struct dma_channel *channel = get_dma_channel(chan);  in free_dma()
230 void dma_wait_for_completion(unsigned int chan)  in dma_wait_for_completion()  argument
232 	struct dma_info *info = get_dma_info(chan);  in dma_wait_for_completion()
233 	struct dma_channel *channel = get_dma_channel(chan);  in dma_wait_for_completion()
275 void dma_configure_channel(unsigned int chan, unsigned long flags)  in dma_configure_channel()  argument
277 	struct dma_info *info = get_dma_info(chan);  in dma_configure_channel()
278 	struct dma_channel *channel = get_dma_channel(chan);  in dma_configure_channel()
285 int dma_xfer(unsigned int chan, unsigned long from,  in dma_xfer()  argument
288 	struct dma_info *info = get_dma_info(chan);  in dma_xfer()
289 	struct dma_channel *channel = get_dma_channel(chan);  in dma_xfer()
300 int dma_extend(unsigned int chan, unsigned long op, void *param)  in dma_extend()  argument
302 	struct dma_info *info = get_dma_info(chan);  in dma_extend()
303 	struct dma_channel *channel = get_dma_channel(chan);  in dma_extend()
386 		struct dma_channel *chan = &info->channels[i];  in register_dmac()  local
388 		atomic_set(&chan->busy, 0);  in register_dmac()
390 		chan->chan  = info->first_channel_nr + i;  in register_dmac()
391 		chan->vchan = info->first_channel_nr + i + total_channels;  in register_dmac()
393 		memcpy(chan->dev_id, "Unused", 7);  in register_dmac()
396 			chan->flags |= DMA_TEI_CAPABLE;  in register_dmac()
398 		init_waitqueue_head(&chan->wait_queue);  in register_dmac()
399 		dma_create_sysfs_files(chan, info);  in register_dmac()