29 	struct dma_info *info;  in get_dma_info()  local
35 	list_for_each_entry(info, &registered_dmac_list, list) {  in get_dma_info()
36 		if ((chan <  info->first_vchannel_nr) ||  in get_dma_info()
37 		    (chan >= info->first_vchannel_nr + info->nr_channels))  in get_dma_info()
40 		return info;  in get_dma_info()
49 	struct dma_info *info;  in get_dma_info_by_name()  local
51 	list_for_each_entry(info, &registered_dmac_list, list) {  in get_dma_info_by_name()
52 		if (dmac_name && (strcmp(dmac_name, info->name) != 0))  in get_dma_info_by_name()
55 			return info;  in get_dma_info_by_name()
64 	struct dma_info *info;  in get_nr_channels()  local
70 	list_for_each_entry(info, &registered_dmac_list, list)  in get_nr_channels()
71 		nr += info->nr_channels;  in get_nr_channels()
78 	struct dma_info *info = get_dma_info(chan);  in get_dma_channel()  local
82 	if (unlikely(!info))  in get_dma_channel()
85 	for (i = 0; i < info->nr_channels; i++) {  in get_dma_channel()
86 		channel = &info->channels[i];  in get_dma_channel()
97 	struct dma_info *info = get_dma_info(chan);  in get_dma_residue()  local
100 	if (info->ops->get_residue)  in get_dma_residue()
101 		return info->ops->get_residue(channel);  in get_dma_residue()
134 	struct dma_info *info;  in request_dma_bycap()  local
140 	list_for_each_entry(info, &registered_dmac_list, list)  in request_dma_bycap()
141 		if (strcmp(*dmac, info->name) == 0) {  in request_dma_bycap()
149 	for (i = 0; i < info->nr_channels; i++) {  in request_dma_bycap()
150 		struct dma_channel *channel = &info->channels[i];  in request_dma_bycap()
170 	struct dma_info *info = get_dma_info(0);  in dmac_search_free_channel()  local
173 	for (i = 0; i < info->nr_channels; i++) {  in dmac_search_free_channel()
174 		channel = &info->channels[i];  in dmac_search_free_channel()
182 	if (info->ops->request) {  in dmac_search_free_channel()
183 		int result = info->ops->request(channel);  in dmac_search_free_channel()
197 	struct dma_info *info = get_dma_info(chan);  in request_dma()  local
206 	if (info->ops->request) {  in request_dma()
207 		result = info->ops->request(channel);  in request_dma()
220 	struct dma_info *info = get_dma_info(chan);  in free_dma()  local
223 	if (info->ops->free)  in free_dma()
224 		info->ops->free(channel);  in free_dma()
232 	struct dma_info *info = get_dma_info(chan);  in dma_wait_for_completion()  local
237 			   (info->ops->get_residue(channel) == 0));  in dma_wait_for_completion()
241 	while (info->ops->get_residue(channel))  in dma_wait_for_completion()
248 	struct dma_info *info;  in register_chan_caps()  local
252 	list_for_each_entry(info, &registered_dmac_list, list)  in register_chan_caps()
253 		if (strcmp(dmac, info->name) == 0) {  in register_chan_caps()
261 	for (i = 0; i < info->nr_channels; i++, caps++) {  in register_chan_caps()
264 		if ((info->first_channel_nr + i) != caps->ch_num)  in register_chan_caps()
267 		channel = &info->channels[i];  in register_chan_caps()
277 	struct dma_info *info = get_dma_info(chan);  in dma_configure_channel()  local
280 	if (info->ops->configure)  in dma_configure_channel()
281 		info->ops->configure(channel, flags);  in dma_configure_channel()
288 	struct dma_info *info = get_dma_info(chan);  in dma_xfer()  local
296 	return info->ops->xfer(channel);  in dma_xfer()
302 	struct dma_info *info = get_dma_info(chan);  in dma_extend()  local
305 	if (info->ops->extend)  in dma_extend()
306 		return info->ops->extend(channel, op, param);  in dma_extend()
314 	struct dma_info *info = v;  in dma_proc_show()  local
322 	list_for_each_entry(info, &registered_dmac_list, list) {  in dma_proc_show()
328 		for (i = 0; i < info->nr_channels; i++) {  in dma_proc_show()
329 			struct dma_channel *channel = info->channels + i;  in dma_proc_show()
335 				   info->name, channel->dev_id);  in dma_proc_show()
354 int register_dmac(struct dma_info *info)  in register_dmac()  argument
358 	INIT_LIST_HEAD(&info->list);  in register_dmac()
361 	       info->name, info->nr_channels, info->nr_channels > 1 ? "s" : "");  in register_dmac()
363 	BUG_ON((info->flags & DMAC_CHANNELS_CONFIGURED) && !info->channels);  in register_dmac()
365 	info->pdev = platform_device_register_simple(info->name, -1,  in register_dmac()
367 	if (IS_ERR(info->pdev))  in register_dmac()
368 		return PTR_ERR(info->pdev);  in register_dmac()
373 	if (!(info->flags & DMAC_CHANNELS_CONFIGURED)) {  in register_dmac()
376 		size = sizeof(struct dma_channel) * info->nr_channels;  in register_dmac()
378 		info->channels = kzalloc(size, GFP_KERNEL);  in register_dmac()
379 		if (!info->channels)  in register_dmac()
384 	info->first_vchannel_nr = total_channels;  in register_dmac()
385 	for (i = 0; i < info->nr_channels; i++) {  in register_dmac()
386 		struct dma_channel *chan = &info->channels[i];  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()
395 		if (info->flags & DMAC_CHANNELS_TEI_CAPABLE)  in register_dmac()
399 		dma_create_sysfs_files(chan, info);  in register_dmac()
402 	list_add(&info->list, &registered_dmac_list);  in register_dmac()
408 void unregister_dmac(struct dma_info *info)  in unregister_dmac()  argument
412 	for (i = 0; i < info->nr_channels; i++)  in unregister_dmac()
413 		dma_remove_sysfs_files(info->channels + i, info);  in unregister_dmac()
415 	if (!(info->flags & DMAC_CHANNELS_CONFIGURED))  in unregister_dmac()
416 		kfree(info->channels);  in unregister_dmac()
418 	list_del(&info->list);  in unregister_dmac()
419 	platform_device_unregister(info->pdev);  in unregister_dmac()