Lines Matching refs:params

826 static inline snd_mask_t *hw_param_mask(snd_pcm_hw_params_t *params,
829 	return &params->masks[var - SND_PCM_HW_PARAM_FIRST_MASK];
832 static inline snd_interval_t *hw_param_interval(snd_pcm_hw_params_t *params,
835 	return &params->intervals[var - SND_PCM_HW_PARAM_FIRST_INTERVAL];
838 static int hw_param_interval_refine_one(snd_pcm_hw_params_t *params,
844 	if (!(params->rmask & (1<<var)))	/* nothing to do? */
846 	i = hw_param_interval(params, var);
852 		params->cmask |= 1<<var;
856 static int hw_param_interval_refine_minmax(snd_pcm_hw_params_t *params,
866 	return hw_param_interval_refine_one(params, var, &t);
894 int snd_pcm_direct_hw_refine(snd_pcm_t *pcm, snd_pcm_hw_params_t *params)
909 	snd_pcm_hw_params_dump(params, log);
911 	if (params->rmask & (1<<SND_PCM_HW_PARAM_ACCESS)) {
912 		if (snd_mask_empty(hw_param_mask(params, SND_PCM_HW_PARAM_ACCESS))) {
916 		if (snd_mask_refine(hw_param_mask(params, SND_PCM_HW_PARAM_ACCESS), &access))
917 			params->cmask |= 1<<SND_PCM_HW_PARAM_ACCESS;
919 	if (params->rmask & (1<<SND_PCM_HW_PARAM_FORMAT)) {
920 		if (snd_mask_empty(hw_param_mask(params, SND_PCM_HW_PARAM_FORMAT))) {
924 		if (snd_mask_refine_set(hw_param_mask(params, SND_PCM_HW_PARAM_FORMAT),
926 			params->cmask |= 1<<SND_PCM_HW_PARAM_FORMAT;
928 	//snd_mask_none(hw_param_mask(params, SND_PCM_HW_PARAM_SUBFORMAT));
929 	if (params->rmask & (1<<SND_PCM_HW_PARAM_CHANNELS)) {
930 		if (snd_interval_empty(hw_param_interval(params, SND_PCM_HW_PARAM_CHANNELS))) {
934 		err = snd_interval_refine_set(hw_param_interval(params, SND_PCM_HW_PARAM_CHANNELS), dshare->channels);
938 	err = hw_param_interval_refine_one(params, SND_PCM_HW_PARAM_RATE,
944 		err = hw_param_interval_refine_one(params, SND_PCM_HW_PARAM_PERIOD_SIZE,
948 		err = hw_param_interval_refine_one(params, SND_PCM_HW_PARAM_PERIOD_TIME,
952 		err = hw_param_interval_refine_one(params, SND_PCM_HW_PARAM_BUFFER_SIZE,
956 		err = hw_param_interval_refine_one(params, SND_PCM_HW_PARAM_BUFFER_TIME,
960 	} else if (params->rmask & ((1<<SND_PCM_HW_PARAM_PERIODS)|
975 		err = hw_param_interval_refine_minmax(params, SND_PCM_HW_PARAM_BUFFER_SIZE,
991 		err = hw_param_interval_refine_one(params, SND_PCM_HW_PARAM_PERIOD_SIZE,
995 		err = hw_param_interval_refine_one(params, SND_PCM_HW_PARAM_PERIOD_TIME,
1001 			err = hw_param_interval_refine_minmax(params, SND_PCM_HW_PARAM_PERIODS,
1006 			err = snd_pcm_hw_refine_soft(pcm, params);
1010 			err = snd_interval_step(hw_param_interval(params, SND_PCM_HW_PARAM_PERIOD_SIZE),
1016 				params->rmask |= (1 << SND_PCM_HW_PARAM_PERIOD_SIZE);
1019 	dshare->timer_ticks = hw_param_interval(params, SND_PCM_HW_PARAM_PERIOD_SIZE)->max / dshare->slave_period_size;
1020 	params->info = dshare->shmptr->s.info;
1023 	snd_pcm_hw_params_dump(params, log);
1029 int snd_pcm_direct_hw_params(snd_pcm_t *pcm, snd_pcm_hw_params_t * params)
1033 	params->info = dmix->shmptr->s.info;
1034 	params->rate_num = dmix->shmptr->s.rate;
1035 	params->rate_den = 1;
1036 	params->fifo_size = 0;
1037 	params->msbits = dmix->shmptr->s.msbits;
1047 int snd_pcm_direct_sw_params(snd_pcm_t *pcm, snd_pcm_sw_params_t *params)
1049 	if (params->tstamp_type != pcm->tstamp_type)
1197 int snd_pcm_direct_initialize_slave(snd_pcm_direct_t *dmix, snd_pcm_t *spcm, struct slave_params *params)
1226 	if (params->format == SND_PCM_FORMAT_UNKNOWN)
1230 						   params->format);
1262 		params->format = format;
1265 					(unsigned int *)&params->channels);
1271 					(unsigned int *)&params->rate, 0);
1278 	if (params->buffer_time > 0) {
1280 			&hw_params, (unsigned int *)&params->buffer_time, 0);
1285 	} else if (params->buffer_size > 0) {
1287 			&hw_params, (snd_pcm_uframes_t *)&params->buffer_size);
1296 	if (params->period_time > 0) {
1298 			&hw_params, (unsigned int *)&params->period_time, 0);
1303 	} else if (params->period_size > 0) {
1305 			&hw_params, (snd_pcm_uframes_t *)&params->period_size,
1313 	if (buffer_is_not_initialized && params->periods > 0) {
1314 		unsigned int periods = params->periods;
1316 					&hw_params, &params->periods, 0);
1321 		if (params->periods == 1) {
1322 			params->periods = periods;
1323 			if (params->period_time > 0) {
1324 				params->period_time /= 2;
1326 			} else if (params->period_size > 0) {
1327 				params->period_size /= 2;
1337 		SNDERR("unable to install hw params");
1415 		SNDERR("unable to install sw params (please upgrade to 0.9.0rc8+ driver)");
1632 					      struct slave_params *params ATTRIBUTE_UNUSED)
1656 	snd_timer_params_t params = {0};
1660 	snd_timer_params_set_auto_start(&params, 1);
1662 		snd_timer_params_set_early_event(&params, 1);
1663 	snd_timer_params_set_ticks(&params, dmix->timer_ticks);
1667 		INTERNAL(snd_timer_params_set_filter)(&params, filter);
1669 	ret = snd_timer_params(dmix->timer, &params);
1722 				  struct slave_params *params,
1774 		if (schannel < 0 || schannel >= params->channels) {
2148 			struct slave_params *params, snd_pcm_stream_t stream, int mode)
2158 	ret = snd_pcm_direct_parse_bindings(dmix, params, opts->bindings);