166 static inline ssize_t dlp_channels_to_bytes(struct dmaengine_dlp_runtime_data *prtd,  in dlp_channels_to_bytes()  argument
169 	return (prtd->frame_bytes / prtd->channels) * channels;  in dlp_channels_to_bytes()
172 static inline ssize_t dlp_frames_to_bytes(struct dmaengine_dlp_runtime_data *prtd,  in dlp_frames_to_bytes()  argument
175 	return size * prtd->frame_bytes;  in dlp_frames_to_bytes()
178 static inline snd_pcm_sframes_t dlp_bytes_to_frames(struct dmaengine_dlp_runtime_data *prtd,  in dlp_bytes_to_frames()  argument
181 	return size / prtd->frame_bytes;  in dlp_bytes_to_frames()
200 	struct dmaengine_dlp_runtime_data *prtd = substream_to_prtd(substream);  in snd_dmaengine_dlp_get_chan()  local
202 	return prtd->dma_chan;  in snd_dmaengine_dlp_get_chan()
214 static int dlp_get_offset_size(struct dmaengine_dlp_runtime_data *prtd,  in dlp_get_offset_size()  argument
217 	bool is_playback = prtd->stream == SNDRV_PCM_STREAM_PLAYBACK;  in dlp_get_offset_size()
223 		*size = dlp_channels_to_bytes(prtd, 1);  in dlp_get_offset_size()
226 		*ofs = dlp_channels_to_bytes(prtd, 1);  in dlp_get_offset_size()
227 		*size = dlp_channels_to_bytes(prtd, 1);  in dlp_get_offset_size()
232 			*size = dlp_frames_to_bytes(prtd, 1);  in dlp_get_offset_size()
236 			*ofs = dlp_channels_to_bytes(prtd, 1);  in dlp_get_offset_size()
237 			*size = dlp_channels_to_bytes(prtd, 1);  in dlp_get_offset_size()
242 		*size = dlp_channels_to_bytes(prtd, 2);  in dlp_get_offset_size()
247 			*size = dlp_channels_to_bytes(prtd, 2);  in dlp_get_offset_size()
249 			*ofs = dlp_channels_to_bytes(prtd, 2);  in dlp_get_offset_size()
250 			*size = dlp_channels_to_bytes(prtd, 2);  in dlp_get_offset_size()
256 			*size = dlp_frames_to_bytes(prtd, 1);  in dlp_get_offset_size()
260 			*ofs = dlp_channels_to_bytes(prtd, 2);  in dlp_get_offset_size()
261 			*size = dlp_channels_to_bytes(prtd, 1);  in dlp_get_offset_size()
266 		*size = dlp_channels_to_bytes(prtd, 4);  in dlp_get_offset_size()
271 			*size = dlp_channels_to_bytes(prtd, 2);  in dlp_get_offset_size()
273 			*ofs = dlp_channels_to_bytes(prtd, 4);  in dlp_get_offset_size()
274 			*size = dlp_channels_to_bytes(prtd, 2);  in dlp_get_offset_size()
280 			*size = dlp_frames_to_bytes(prtd, 1);  in dlp_get_offset_size()
284 			*ofs = dlp_channels_to_bytes(prtd, 4);  in dlp_get_offset_size()
285 			*size = dlp_channels_to_bytes(prtd, 1);  in dlp_get_offset_size()
290 		*size = dlp_channels_to_bytes(prtd, 6);  in dlp_get_offset_size()
295 			*size = dlp_channels_to_bytes(prtd, 2);  in dlp_get_offset_size()
297 			*ofs = dlp_channels_to_bytes(prtd, 6);  in dlp_get_offset_size()
298 			*size = dlp_channels_to_bytes(prtd, 2);  in dlp_get_offset_size()
304 			*size = dlp_frames_to_bytes(prtd, 1);  in dlp_get_offset_size()
308 			*ofs = dlp_channels_to_bytes(prtd, 6);  in dlp_get_offset_size()
309 			*size = dlp_channels_to_bytes(prtd, 1);  in dlp_get_offset_size()
314 		*size = dlp_channels_to_bytes(prtd, 8);  in dlp_get_offset_size()
319 			*size = dlp_channels_to_bytes(prtd, 2);  in dlp_get_offset_size()
321 			*ofs = dlp_channels_to_bytes(prtd, 8);  in dlp_get_offset_size()
322 			*size = dlp_channels_to_bytes(prtd, 2);  in dlp_get_offset_size()
328 			*size = dlp_frames_to_bytes(prtd, 1);  in dlp_get_offset_size()
332 			*ofs = dlp_channels_to_bytes(prtd, 8);  in dlp_get_offset_size()
333 			*size = dlp_channels_to_bytes(prtd, 1);  in dlp_get_offset_size()
339 			*size = dlp_channels_to_bytes(prtd, 8);  in dlp_get_offset_size()
341 			*ofs = dlp_channels_to_bytes(prtd, 8);  in dlp_get_offset_size()
342 			*size = dlp_channels_to_bytes(prtd, 8);  in dlp_get_offset_size()
356 static int dlp_mix_frame_buffer(struct dmaengine_dlp_runtime_data *prtd, void *buf)  in dlp_mix_frame_buffer()  argument
358 	int sample_bytes = dlp_channels_to_bytes(prtd, 1);  in dlp_mix_frame_buffer()
365 		for (i = 0; i < prtd->channels; i++)  in dlp_mix_frame_buffer()
366 			v16 += (p16[i] / prtd->channels);  in dlp_mix_frame_buffer()
370 		for (i = 0; i < prtd->channels; i++)  in dlp_mix_frame_buffer()
371 			v32 += (p32[i] / prtd->channels);  in dlp_mix_frame_buffer()
386 	struct dmaengine_dlp_runtime_data *prtd = substream_to_prtd(substream);  in dmaengine_dlp_hw_params()  local
411 	prtd->frame_bytes = snd_pcm_format_size(params_format(params),  in dmaengine_dlp_hw_params()
413 	prtd->period_sz = params_period_size(params);  in dmaengine_dlp_hw_params()
414 	prtd->buf_sz = params_buffer_size(params);  in dmaengine_dlp_hw_params()
415 	prtd->channels = params_channels(params);  in dmaengine_dlp_hw_params()
418 		prtd->buf_sz *= PBUF_CNT;  in dmaengine_dlp_hw_params()
470 	struct dmaengine_dlp_runtime_data *prtd;  in dmaengine_dlp_open()  local
485 	prtd = kzalloc(sizeof(*prtd), GFP_KERNEL);  in dmaengine_dlp_open()
486 	if (!prtd)  in dmaengine_dlp_open()
490 		 prtd, substream->stream ? "C" : "P");  in dmaengine_dlp_open()
492 	kref_init(&prtd->refcount);  in dmaengine_dlp_open()
493 	prtd->parent = dlp;  in dmaengine_dlp_open()
494 	prtd->stream = substream->stream;  in dmaengine_dlp_open()
495 	prtd->dma_chan = chan;  in dmaengine_dlp_open()
497 	substream->runtime->private_data = prtd;  in dmaengine_dlp_open()
506 	struct dmaengine_dlp_runtime_data *prtd =  in dmaengine_free_prtd()  local
509 	dlp_info("PRTD-FREE: 0x%px\n", prtd);  in dmaengine_free_prtd()
511 	kfree(prtd->buf);  in dmaengine_free_prtd()
512 	kfree(prtd);  in dmaengine_free_prtd()
518 	struct dmaengine_dlp_runtime_data *prtd, *_pt;  in free_ref_list()  local
521 	list_for_each_entry_safe(prtd, _pt, &dlp->ref_list, node) {  in free_ref_list()
522 		list_del(&prtd->node);  in free_ref_list()
523 		kref_put(&prtd->refcount, dmaengine_free_prtd);  in free_ref_list()
532 	struct dmaengine_dlp_runtime_data *prtd = substream_to_prtd(substream);  in dmaengine_dlp_close()  local
534 	dmaengine_synchronize(prtd->dma_chan);  in dmaengine_dlp_close()
541 	kref_put(&prtd->refcount, dmaengine_free_prtd);  in dmaengine_dlp_close()
552 	struct dmaengine_dlp_runtime_data *prtd = substream_to_prtd(substream);  in dmaengine_dlp_pointer()  local
557 	dmaengine_tx_status(prtd->dma_chan, prtd->cookie, &state);  in dmaengine_dlp_pointer()
562 	return dlp_bytes_to_frames(prtd, pos);  in dmaengine_dlp_pointer()
568 	struct dmaengine_dlp_runtime_data *prtd = substream_to_prtd(substream);  in dmaengine_dlp_dma_complete()  local
569 	struct dmaengine_dlp *dlp = prtd->parent;  in dmaengine_dlp_dma_complete()
575 	prtd->period_elapsed++;  in dmaengine_dlp_dma_complete()
576 	prtd->hw_ptr = prtd->period_elapsed * prtd->period_sz;  in dmaengine_dlp_dma_complete()
583 	struct dmaengine_dlp_runtime_data *prtd = substream_to_prtd(substream);  in dmaengine_dlp_prepare_and_submit()  local
584 	struct dma_chan *chan = prtd->dma_chan;  in dmaengine_dlp_prepare_and_submit()
604 	prtd->cookie = dmaengine_submit(desc);  in dmaengine_dlp_prepare_and_submit()
616 	struct dmaengine_dlp_runtime_data *prtd = substream_to_prtd(substream);  in dmaengine_dlp_setup()  local
639 		a = (prtd->period_elapsed * prtd->period_sz) + (a % prtd->period_sz);  in dmaengine_dlp_setup()
642 		fifo_a = dlp_bytes_to_frames(prtd, fifo_a * 4);  in dmaengine_dlp_setup()
669 	struct dmaengine_dlp_runtime_data *prtd = substream_to_prtd(substream);  in dmaengine_dlp_release()  local
681 	hw_ptr = (prtd->period_elapsed * prtd->period_sz) + (hw_ptr % prtd->period_sz);  in dmaengine_dlp_release()
684 	prtd->period_elapsed = 0;  in dmaengine_dlp_release()
685 	prtd->hw_ptr = 0;  in dmaengine_dlp_release()
712 	struct dmaengine_dlp_runtime_data *prtd = substream_to_prtd(substream);  in dmaengine_dlp_trigger()  local
721 		dma_async_issue_pending(prtd->dma_chan);  in dmaengine_dlp_trigger()
726 		dmaengine_resume(prtd->dma_chan);  in dmaengine_dlp_trigger()
730 			dmaengine_pause(prtd->dma_chan);  in dmaengine_dlp_trigger()
733 			dmaengine_terminate_async(prtd->dma_chan);  in dmaengine_dlp_trigger()
737 		dmaengine_pause(prtd->dma_chan);  in dmaengine_dlp_trigger()
741 		dmaengine_terminate_async(prtd->dma_chan);  in dmaengine_dlp_trigger()
811 	struct dmaengine_dlp_runtime_data *prtd = substream_to_prtd(substream);  in process_capture()  local
814 	snd_pcm_sframes_t frames = dlp_bytes_to_frames(prtd, bytes);  in process_capture()
818 	char *cbuf = prtd->buf, *pbuf = NULL;  in process_capture()
828 	memset(cbuf, 0x22, dlp_channels_to_bytes(prtd, 1));  in process_capture()
830 	ret = dlp_get_offset_size(prtd, dlp->mode, &ofs_cap, &size_cap, NULL);  in process_capture()
838 		cbuf = prtd->buf + dlp_frames_to_bytes(prtd, i) + ofs_cap;  in process_capture()
843 	if (!prtd->ref)  in process_capture()
844 		prtd->ref = get_ref(component);  in process_capture()
845 	pref = prtd->ref;  in process_capture()
867 			prtd->ref = NULL;  in process_capture()
911 		cbuf = prtd->buf + dlp_frames_to_bytes(prtd, j + frames_consumed) + ofs_cap;  in process_capture()
923 		prtd->ref = NULL;  in process_capture()
992 	struct dmaengine_dlp_runtime_data *prtd = substream_to_prtd(substream);  in dmaengine_dlp_copy_user()  local
1005 		dma_ptr = prtd->buf;  in dmaengine_dlp_copy_user()
1056 	struct dmaengine_dlp_runtime_data *prtd = substream_to_prtd(substream);  in dmaengine_dlp_prepare()  local
1058 	int buf_bytes = dlp_frames_to_bytes(prtd, prtd->buf_sz);  in dmaengine_dlp_prepare()
1061 		pref = kmemdup(prtd, sizeof(*prtd), GFP_KERNEL);  in dmaengine_dlp_prepare()
1078 		prtd->buf = kzalloc(buf_bytes, GFP_KERNEL);  in dmaengine_dlp_prepare()
1079 		if (!prtd->buf)  in dmaengine_dlp_prepare()