33 	struct snd_uac_chip *uac; /* parent chip */  member
89 	struct snd_uac_chip *uac = prm->uac;  in u_audio_iso_complete()  local
131 		req->length = uac->p_pktsize;  in u_audio_iso_complete()
132 		uac->p_residue += uac->p_pktsize_residue;  in u_audio_iso_complete()
139 		if (uac->p_residue / uac->p_interval >= uac->p_framesize) {  in u_audio_iso_complete()
140 			req->length += uac->p_framesize;  in u_audio_iso_complete()
141 			uac->p_residue -= uac->p_framesize *  in u_audio_iso_complete()
142 					   uac->p_interval;  in u_audio_iso_complete()
187 		dev_err(uac->card->dev, "%d Error!\n", __LINE__);  in u_audio_iso_complete()
192 	struct snd_uac_chip *uac = snd_pcm_substream_chip(substream);  in uac_pcm_trigger()  local
199 	audio_dev = uac->audio_dev;  in uac_pcm_trigger()
203 		prm = &uac->p_prm;  in uac_pcm_trigger()
205 		prm = &uac->c_prm;  in uac_pcm_trigger()
236 	struct snd_uac_chip *uac = snd_pcm_substream_chip(substream);  in uac_pcm_pointer()  local
240 		prm = &uac->p_prm;  in uac_pcm_pointer()
242 		prm = &uac->c_prm;  in uac_pcm_pointer()
249 	struct snd_uac_chip *uac = snd_pcm_substream_chip(substream);  in uac_pcm_open()  local
257 	audio_dev = uac->audio_dev;  in uac_pcm_open()
265 	uac->p_residue = 0;  in uac_pcm_open()
270 		spin_lock_init(&uac->p_prm.lock);  in uac_pcm_open()
284 		runtime->hw.period_bytes_min = 2 * uac->p_prm.max_psize  in uac_pcm_open()
287 		spin_lock_init(&uac->c_prm.lock);  in uac_pcm_open()
301 		runtime->hw.period_bytes_min = 2 * uac->c_prm.max_psize  in uac_pcm_open()
329 	struct snd_uac_chip *uac = prm->uac;  in free_ep()  local
337 	audio_dev = uac->audio_dev;  in free_ep()
357 		dev_err(uac->card->dev, "%s:%d Error!\n", __func__, __LINE__);  in free_ep()
362 	struct snd_uac_chip *uac = audio_dev->uac;  in u_audio_start_capture()  local
372 	prm = &uac->c_prm;  in u_audio_start_capture()
405 	struct snd_uac_chip *uac = audio_dev->uac;  in u_audio_stop_capture()  local
407 	free_ep(&uac->c_prm, audio_dev->out_ep);  in u_audio_stop_capture()
413 	struct snd_uac_chip *uac = audio_dev->uac;  in u_audio_start_playback()  local
425 	prm = &uac->p_prm;  in u_audio_start_playback()
437 	uac->p_framesize = params->p_ssize *  in u_audio_start_playback()
439 	uac->p_interval = factor / (1 << (ep_desc->bInterval - 1));  in u_audio_start_playback()
440 	uac->p_pktsize = min_t(unsigned int,  in u_audio_start_playback()
441 				uac->p_framesize *  in u_audio_start_playback()
442 					(params->p_srate / uac->p_interval),  in u_audio_start_playback()
445 	if (uac->p_pktsize < ep->maxpacket)  in u_audio_start_playback()
446 		uac->p_pktsize_residue = uac->p_framesize *  in u_audio_start_playback()
447 			(params->p_srate % uac->p_interval);  in u_audio_start_playback()
449 		uac->p_pktsize_residue = 0;  in u_audio_start_playback()
451 	req_len = uac->p_pktsize;  in u_audio_start_playback()
452 	uac->p_residue = 0;  in u_audio_start_playback()
483 	struct snd_uac_chip *uac = audio_dev->uac;  in u_audio_stop_playback()  local
485 	free_ep(&uac->p_prm, audio_dev->in_ep);  in u_audio_stop_playback()
492 	struct snd_uac_chip *uac;  in g_audio_setup()  local
502 	uac = kzalloc(sizeof(*uac), GFP_KERNEL);  in g_audio_setup()
503 	if (!uac)  in g_audio_setup()
505 	g_audio->uac = uac;  in g_audio_setup()
506 	uac->audio_dev = g_audio;  in g_audio_setup()
513 		struct uac_rtd_params *prm = &uac->c_prm;  in g_audio_setup()
515 		uac->c_prm.uac = uac;  in g_audio_setup()
535 		struct uac_rtd_params *prm = &uac->p_prm;  in g_audio_setup()
537 		uac->p_prm.uac = uac;  in g_audio_setup()
562 	uac->card = card;  in g_audio_setup()
568 	err = snd_pcm_new(uac->card, pcm_name, 0,  in g_audio_setup()
574 	pcm->private_data = uac;  in g_audio_setup()
575 	uac->pcm = pcm;  in g_audio_setup()
595 	kfree(uac->p_prm.ureq);  in g_audio_setup()
596 	kfree(uac->c_prm.ureq);  in g_audio_setup()
597 	kfree(uac->p_prm.rbuf);  in g_audio_setup()
598 	kfree(uac->c_prm.rbuf);  in g_audio_setup()
599 	kfree(uac);  in g_audio_setup()
607 	struct snd_uac_chip *uac;  in g_audio_cleanup()  local
610 	if (!g_audio || !g_audio->uac)  in g_audio_cleanup()
613 	uac = g_audio->uac;  in g_audio_cleanup()
614 	card = uac->card;  in g_audio_cleanup()
618 	kfree(uac->p_prm.ureq);  in g_audio_cleanup()
619 	kfree(uac->c_prm.ureq);  in g_audio_cleanup()
620 	kfree(uac->p_prm.rbuf);  in g_audio_cleanup()
621 	kfree(uac->c_prm.rbuf);  in g_audio_cleanup()
622 	kfree(uac);  in g_audio_cleanup()