26 	struct txx9aclc_dmadata dmadata[2];  member
33 			     struct txx9aclc_dmadata *dmadata);
55 	struct txx9aclc_dmadata *dmadata = runtime->private_data;  in txx9aclc_pcm_hw_params()  local
68 	dmadata->substream = substream;  in txx9aclc_pcm_hw_params()
69 	dmadata->pos = 0;  in txx9aclc_pcm_hw_params()
77 	struct txx9aclc_dmadata *dmadata = runtime->private_data;  in txx9aclc_pcm_prepare()  local
79 	dmadata->dma_addr = runtime->dma_addr;  in txx9aclc_pcm_prepare()
80 	dmadata->buffer_bytes = snd_pcm_lib_buffer_bytes(substream);  in txx9aclc_pcm_prepare()
81 	dmadata->period_bytes = snd_pcm_lib_period_bytes(substream);  in txx9aclc_pcm_prepare()
83 	if (dmadata->buffer_bytes == dmadata->period_bytes) {  in txx9aclc_pcm_prepare()
84 		dmadata->frag_bytes = dmadata->period_bytes >> 1;  in txx9aclc_pcm_prepare()
85 		dmadata->frags = 2;  in txx9aclc_pcm_prepare()
87 		dmadata->frag_bytes = dmadata->period_bytes;  in txx9aclc_pcm_prepare()
88 		dmadata->frags = dmadata->buffer_bytes / dmadata->period_bytes;  in txx9aclc_pcm_prepare()
90 	dmadata->frag_count = 0;  in txx9aclc_pcm_prepare()
91 	dmadata->pos = 0;  in txx9aclc_pcm_prepare()
97 	struct txx9aclc_dmadata *dmadata = arg;  in txx9aclc_dma_complete()  local
101 	spin_lock_irqsave(&dmadata->dma_lock, flags);  in txx9aclc_dma_complete()
102 	if (dmadata->frag_count >= 0) {  in txx9aclc_dma_complete()
103 		dmadata->dmacount--;  in txx9aclc_dma_complete()
104 		if (!WARN_ON(dmadata->dmacount < 0))  in txx9aclc_dma_complete()
105 			queue_work(system_highpri_wq, &dmadata->work);  in txx9aclc_dma_complete()
107 	spin_unlock_irqrestore(&dmadata->dma_lock, flags);  in txx9aclc_dma_complete()
111 txx9aclc_dma_submit(struct txx9aclc_dmadata *dmadata, dma_addr_t buf_dma_addr)  in txx9aclc_dma_submit()  argument
113 	struct dma_chan *chan = dmadata->dma_chan;  in txx9aclc_dma_submit()
119 		    dmadata->frag_bytes, buf_dma_addr & (PAGE_SIZE - 1));  in txx9aclc_dma_submit()
122 		dmadata->substream->stream == SNDRV_PCM_STREAM_PLAYBACK ?  in txx9aclc_dma_submit()
130 	desc->callback_param = dmadata;  in txx9aclc_dma_submit()
139 	struct txx9aclc_dmadata *dmadata =  in txx9aclc_dma_work()  local
141 	struct dma_chan *chan = dmadata->dma_chan;  in txx9aclc_dma_work()
143 	struct snd_pcm_substream *substream = dmadata->substream;  in txx9aclc_dma_work()
149 	spin_lock_irqsave(&dmadata->dma_lock, flags);  in txx9aclc_dma_work()
150 	if (dmadata->frag_count < 0) {  in txx9aclc_dma_work()
154 		spin_unlock_irqrestore(&dmadata->dma_lock, flags);  in txx9aclc_dma_work()
158 			desc = txx9aclc_dma_submit(dmadata,  in txx9aclc_dma_work()
159 				dmadata->dma_addr + i * dmadata->frag_bytes);  in txx9aclc_dma_work()
163 		dmadata->dmacount = NR_DMA_CHAIN;  in txx9aclc_dma_work()
165 		spin_lock_irqsave(&dmadata->dma_lock, flags);  in txx9aclc_dma_work()
167 		dmadata->frag_count = NR_DMA_CHAIN % dmadata->frags;  in txx9aclc_dma_work()
168 		spin_unlock_irqrestore(&dmadata->dma_lock, flags);  in txx9aclc_dma_work()
171 	if (WARN_ON(dmadata->dmacount >= NR_DMA_CHAIN)) {  in txx9aclc_dma_work()
172 		spin_unlock_irqrestore(&dmadata->dma_lock, flags);  in txx9aclc_dma_work()
175 	while (dmadata->dmacount < NR_DMA_CHAIN) {  in txx9aclc_dma_work()
176 		dmadata->dmacount++;  in txx9aclc_dma_work()
177 		spin_unlock_irqrestore(&dmadata->dma_lock, flags);  in txx9aclc_dma_work()
178 		desc = txx9aclc_dma_submit(dmadata,  in txx9aclc_dma_work()
179 			dmadata->dma_addr +  in txx9aclc_dma_work()
180 			dmadata->frag_count * dmadata->frag_bytes);  in txx9aclc_dma_work()
185 		spin_lock_irqsave(&dmadata->dma_lock, flags);  in txx9aclc_dma_work()
186 		dmadata->frag_count++;  in txx9aclc_dma_work()
187 		dmadata->frag_count %= dmadata->frags;  in txx9aclc_dma_work()
188 		dmadata->pos += dmadata->frag_bytes;  in txx9aclc_dma_work()
189 		dmadata->pos %= dmadata->buffer_bytes;  in txx9aclc_dma_work()
190 		if ((dmadata->frag_count * dmadata->frag_bytes) %  in txx9aclc_dma_work()
191 		    dmadata->period_bytes == 0)  in txx9aclc_dma_work()
194 	spin_unlock_irqrestore(&dmadata->dma_lock, flags);  in txx9aclc_dma_work()
200 	struct txx9aclc_dmadata *dmadata = substream->runtime->private_data;  in txx9aclc_pcm_trigger()  local
208 	spin_lock_irqsave(&dmadata->dma_lock, flags);  in txx9aclc_pcm_trigger()
211 		dmadata->frag_count = -1;  in txx9aclc_pcm_trigger()
212 		queue_work(system_highpri_wq, &dmadata->work);  in txx9aclc_pcm_trigger()
226 	spin_unlock_irqrestore(&dmadata->dma_lock, flags);  in txx9aclc_pcm_trigger()
234 	struct txx9aclc_dmadata *dmadata = substream->runtime->private_data;  in txx9aclc_pcm_pointer()  local
236 	return bytes_to_frames(substream->runtime, dmadata->pos);  in txx9aclc_pcm_pointer()
243 	struct txx9aclc_dmadata *dmadata = &dev->dmadata[substream->stream];  in txx9aclc_pcm_open()  local
254 	substream->runtime->private_data = dmadata;  in txx9aclc_pcm_open()
261 	struct txx9aclc_dmadata *dmadata = substream->runtime->private_data;  in txx9aclc_pcm_close()  local
262 	struct dma_chan *chan = dmadata->dma_chan;  in txx9aclc_pcm_close()
264 	dmadata->frag_count = -1;  in txx9aclc_pcm_close()
284 	dev->dmadata[0].stream = SNDRV_PCM_STREAM_PLAYBACK;  in txx9aclc_pcm_new()
285 	dev->dmadata[1].stream = SNDRV_PCM_STREAM_CAPTURE;  in txx9aclc_pcm_new()
292 		dev->dmadata[i].dma_res = r;  in txx9aclc_pcm_new()
293 		ret = txx9aclc_dma_init(dev, &dev->dmadata[i]);  in txx9aclc_pcm_new()
304 		if (dev->dmadata[i].dma_chan)  in txx9aclc_pcm_new()
305 			dma_release_channel(dev->dmadata[i].dma_chan);  in txx9aclc_pcm_new()
306 		dev->dmadata[i].dma_chan = NULL;  in txx9aclc_pcm_new()
313 	struct txx9aclc_dmadata *dmadata = param;  in filter()  local
317 	devname = kasprintf(GFP_KERNEL, "%s.%d", dmadata->dma_res->name,  in filter()
318 		(int)dmadata->dma_res->start);  in filter()
320 		chan->private = &dmadata->dma_slave;  in filter()
328 			     struct txx9aclc_dmadata *dmadata)  in txx9aclc_dma_init()  argument
331 	struct txx9dmac_slave *ds = &dmadata->dma_slave;  in txx9aclc_dma_init()
334 	spin_lock_init(&dmadata->dma_lock);  in txx9aclc_dma_init()
337 	if (dmadata->stream == SNDRV_PCM_STREAM_PLAYBACK) {  in txx9aclc_dma_init()
348 	dmadata->dma_chan = dma_request_channel(mask, filter, dmadata);  in txx9aclc_dma_init()
349 	if (!dmadata->dma_chan) {  in txx9aclc_dma_init()
352 			dmadata->stream == SNDRV_PCM_STREAM_PLAYBACK ?  in txx9aclc_dma_init()
356 	INIT_WORK(&dmadata->work, txx9aclc_dma_work);  in txx9aclc_dma_init()
379 		struct txx9aclc_dmadata *dmadata = &dev->dmadata[i];  in txx9aclc_pcm_remove()  local
380 		struct dma_chan *chan = dmadata->dma_chan;  in txx9aclc_pcm_remove()
383 			dmadata->frag_count = -1;  in txx9aclc_pcm_remove()
387 		dev->dmadata[i].dma_chan = NULL;  in txx9aclc_pcm_remove()