25 		int err;  in hw_rule_rate()  local
27 		err = snd_ff_stream_get_multiplier_mode(i, &mode);  in hw_rule_rate()
28 		if (err < 0)  in hw_rule_rate()
56 		int err;  in hw_rule_channels()  local
58 		err = snd_ff_stream_get_multiplier_mode(i, &mode);  in hw_rule_channels()
59 		if (err < 0)  in hw_rule_channels()
85 		int err;  in limit_channels_and_rates()  local
87 		err = snd_ff_stream_get_multiplier_mode(i, &mode);  in limit_channels_and_rates()
88 		if (err < 0)  in limit_channels_and_rates()
110 	int err;  in pcm_init_hw_params()  local
124 	err = snd_pcm_hw_rule_add(runtime, 0, SNDRV_PCM_HW_PARAM_CHANNELS,  in pcm_init_hw_params()
127 	if (err < 0)  in pcm_init_hw_params()
128 		return err;  in pcm_init_hw_params()
130 	err = snd_pcm_hw_rule_add(runtime, 0, SNDRV_PCM_HW_PARAM_RATE,  in pcm_init_hw_params()
133 	if (err < 0)  in pcm_init_hw_params()
134 		return err;  in pcm_init_hw_params()
145 	int i, err;  in pcm_open()  local
147 	err = snd_ff_stream_lock_try(ff);  in pcm_open()
148 	if (err < 0)  in pcm_open()
149 		return err;  in pcm_open()
151 	err = pcm_init_hw_params(ff, substream);  in pcm_open()
152 	if (err < 0)  in pcm_open()
155 	err = ff->spec->protocol->get_clock(ff, &rate, &src);  in pcm_open()
156 	if (err < 0)  in pcm_open()
174 			err = -EIO;  in pcm_open()
189 			err = snd_pcm_hw_constraint_minmax(substream->runtime,  in pcm_open()
192 			if (err < 0) {  in pcm_open()
197 			err = snd_pcm_hw_constraint_minmax(substream->runtime,  in pcm_open()
200 			if (err < 0) {  in pcm_open()
215 	return err;  in pcm_open()
231 	int err = 0;  in pcm_hw_params()  local
239 		err = snd_ff_stream_reserve_duplex(ff, rate, frames_per_period,  in pcm_hw_params()
241 		if (err >= 0)  in pcm_hw_params()
246 	return err;  in pcm_hw_params()
269 	int err;  in pcm_capture_prepare()  local
273 	err = snd_ff_stream_start_duplex(ff, runtime->rate);  in pcm_capture_prepare()
274 	if (err >= 0)  in pcm_capture_prepare()
279 	return err;  in pcm_capture_prepare()
286 	int err;  in pcm_playback_prepare()  local
290 	err = snd_ff_stream_start_duplex(ff, runtime->rate);  in pcm_playback_prepare()
291 	if (err >= 0)  in pcm_playback_prepare()
296 	return err;  in pcm_playback_prepare()
386 	int err;  in snd_ff_create_pcm_devices()  local
388 	err = snd_pcm_new(ff->card, ff->card->driver, 0, 1, 1, &pcm);  in snd_ff_create_pcm_devices()
389 	if (err < 0)  in snd_ff_create_pcm_devices()
390 		return err;  in snd_ff_create_pcm_devices()