Lines Matching defs:params

81 static int use_old_hw_params_ioctl(int fd, unsigned int cmd, snd_pcm_hw_params_t *params);
336 static inline int hw_refine_call(snd_pcm_hw_t *pcm_hw, snd_pcm_hw_params_t *params)
340 		return ioctl(pcm_hw->fd, SNDRV_PCM_IOCTL_HW_REFINE, params);
341 	return use_old_hw_params_ioctl(pcm_hw->fd, SND_PCM_IOCTL_HW_REFINE_OLD, params);
344 static int snd_pcm_hw_hw_refine(snd_pcm_t *pcm, snd_pcm_hw_params_t *params)
350 		err = _snd_pcm_hw_params_set_format(params, hw->format);
355 		err = _snd_pcm_hw_param_set(params, SND_PCM_HW_PARAM_CHANNELS,
361 		err = _snd_pcm_hw_param_set_minmax(params, SND_PCM_HW_PARAM_RATE,
367 	if (hw_refine_call(hw, params) < 0) {
373 	if (params->info != ~0U) {
374 		params->info &= ~0xf0000000;
376 			params->info |= SND_PCM_INFO_MONOTONIC;
382 #define hw_param_mask(params,var) \
383 	&((params)->masks[(var) - SND_PCM_HW_PARAM_FIRST_MASK])
385 static int hw_params_call(snd_pcm_hw_t *pcm_hw, snd_pcm_hw_params_t *params)
391 		err = ioctl(pcm_hw->fd, SNDRV_PCM_IOCTL_HW_PARAMS, params);
393 		err = use_old_hw_params_ioctl(pcm_hw->fd, SND_PCM_IOCTL_HW_PARAMS_OLD, params);
394 	if (err >= 0 && pcm_hw->version < SNDRV_PROTOCOL_VERSION(2, 0, 17) && params->msbits > 0) {
395 		snd_mask_t *m = hw_param_mask(params, SNDRV_PCM_HW_PARAM_FORMAT);
399 			if (width > 0 && params->msbits > (unsigned int)width)
400 				params->msbits = width;
406 static int snd_pcm_hw_hw_params(snd_pcm_t *pcm, snd_pcm_hw_params_t * params)
410 	if (hw_params_call(hw, params) < 0) {
415 	params->info &= ~0xf0000000;
417 		params->info |= SND_PCM_INFO_MONOTONIC;
418 	hw->perfect_drain = !!(params->info & SND_PCM_INFO_PERFECT_DRAIN) ||
419 			    !!(params->flags & SND_PCM_HW_PARAMS_NO_DRAIN_SILENCE);
434 	snd_timer_params_t params = {0};
488 		snd_timer_params_set_auto_start(&params, 1);
489 		snd_timer_params_set_ticks(&params, 1);
490 		INTERNAL(snd_timer_params_set_filter)(&params, (1<<SND_TIMER_EVENT_TICK) |
492 		err = snd_timer_params(hw->period_timer, &params);
524 static int snd_pcm_hw_sw_params(snd_pcm_t *pcm, snd_pcm_sw_params_t * params)
528 	int old_period_event = sw_get_period_event(params);
529 	sw_set_period_event(params, 0);
530 	if ((snd_pcm_tstamp_t) params->tstamp_mode == pcm->tstamp_mode &&
531 	    (snd_pcm_tstamp_type_t) params->tstamp_type == pcm->tstamp_type &&
532 	    params->period_step == pcm->period_step &&
533 	    params->start_threshold == pcm->start_threshold &&
534 	    params->stop_threshold == pcm->stop_threshold &&
535 	    params->silence_threshold == pcm->silence_threshold &&
536 	    params->silence_size == pcm->silence_size &&
538 		hw->mmap_control->avail_min = params->avail_min;
542 	if (params->tstamp_type == SND_PCM_TSTAMP_TYPE_MONOTONIC_RAW &&
548 	if (params->tstamp_type == SND_PCM_TSTAMP_TYPE_MONOTONIC &&
554 	if (ioctl(fd, SNDRV_PCM_IOCTL_SW_PARAMS, params) < 0) {
560 	if ((snd_pcm_tstamp_type_t) params->tstamp_type != pcm->tstamp_type) {
562 			int on = (snd_pcm_tstamp_type_t) params->tstamp_type ==
570 		pcm->tstamp_type = params->tstamp_type;
572 	hw->mmap_control->avail_min = params->avail_min;
580 	sw_set_period_event(params, old_period_event);
2101 static void snd_pcm_hw_convert_from_old_params(snd_pcm_hw_params_t *params,
2106 	memset(params, 0, sizeof(*params));
2107 	params->flags = oparams->flags;
2109 		params->masks[i].bits[0] = oparams->masks[i];
2110 	memcpy(params->intervals, oparams->intervals, sizeof(oparams->intervals));
2111 	params->rmask = __OLD_TO_NEW_MASK(oparams->rmask);
2112 	params->cmask = __OLD_TO_NEW_MASK(oparams->cmask);
2113 	params->info = oparams->info;
2114 	params->msbits = oparams->msbits;
2115 	params->rate_num = oparams->rate_num;
2116 	params->rate_den = oparams->rate_den;
2117 	params->fifo_size = oparams->fifo_size;
2121 					     snd_pcm_hw_params_t *params,
2127 	oparams->flags = params->flags;
2129 		oparams->masks[i] = params->masks[i].bits[0];
2130 		for (j = 1; j < sizeof(params->masks[i].bits) / sizeof(unsigned int); j++)
2131 			if (params->masks[i].bits[j]) {
2136 	memcpy(oparams->intervals, params->intervals, sizeof(oparams->intervals));
2137 	oparams->rmask = __NEW_TO_OLD_MASK(params->rmask);
2138 	oparams->cmask = __NEW_TO_OLD_MASK(params->cmask);
2139 	oparams->info = params->info;
2140 	oparams->msbits = params->msbits;
2141 	oparams->rate_num = params->rate_num;
2142 	oparams->rate_den = params->rate_den;
2143 	oparams->fifo_size = params->fifo_size;
2146 static int use_old_hw_params_ioctl(int fd, unsigned int cmd, snd_pcm_hw_params_t *params)
2152 	snd_pcm_hw_convert_to_old_params(&oparams, params, &cmask);
2154 	snd_pcm_hw_convert_from_old_params(params, &oparams);
2155 	params->cmask |= cmask;