57 	int err;  in set_hw_params()  local
62 	err = snd_pcm_hw_params_any(pcm, hw_params);  in set_hw_params()
63 	if (err < 0)  in set_hw_params()
64 		return err;  in set_hw_params()
65 	err = snd_pcm_hw_params_set_access(pcm, hw_params, access);  in set_hw_params()
66 	if (err < 0)  in set_hw_params()
67 		return err;  in set_hw_params()
68 	err = snd_pcm_hw_params_set_format(pcm, hw_params, format);  in set_hw_params()
69 	if (err < 0)  in set_hw_params()
70 		return err;  in set_hw_params()
72 		err = snd_pcm_hw_params_set_subformat(pcm, hw_params, subformat);  in set_hw_params()
73 		if (err < 0)  in set_hw_params()
74 			return err;  in set_hw_params()
76 	err = snd_pcm_hw_params_set_channels(pcm, hw_params, channels);  in set_hw_params()
77 	if (err < 0)  in set_hw_params()
78 		return err;  in set_hw_params()
79 	err = INTERNAL(snd_pcm_hw_params_set_rate_near)(pcm, hw_params, rate, 0);  in set_hw_params()
80 	if (err < 0)  in set_hw_params()
81 		return err;  in set_hw_params()
82 	err = INTERNAL(snd_pcm_hw_params_set_buffer_time_near)(pcm, hw_params, buffer_time, NULL);  in set_hw_params()
83 	if (err < 0)  in set_hw_params()
84 		return err;  in set_hw_params()
87 		err = INTERNAL(snd_pcm_hw_params_set_periods_near)(pcm, hw_params, &periods, NULL);  in set_hw_params()
88 		if (err < 0)  in set_hw_params()
89 			return err;  in set_hw_params()
93 			err = INTERNAL(snd_pcm_hw_params_get_period_time)(hw_params, period_time, NULL);  in set_hw_params()
94 			if (err < 0)  in set_hw_params()
95 				return err;  in set_hw_params()
98 		err = snd_pcm_hw_params_set_period_time(pcm, hw_params, *period_time, 0);  in set_hw_params()
99 		if (err < 0)  in set_hw_params()
100 			return err;  in set_hw_params()
104 	err = snd_pcm_hw_params(pcm, hw_params);  in set_hw_params()
105 	if (err < 0)  in set_hw_params()
106 		return err;  in set_hw_params()
114 	int err;  in set_sw_params()  local
116 	err = snd_pcm_sw_params_current(pcm, sw_params);		  in set_sw_params()
117 	if (err < 0)  in set_sw_params()
118 		return err;  in set_sw_params()
119 …err = snd_pcm_sw_params_set_start_threshold(pcm, sw_params, (pcm->buffer_size / pcm->period_size) …  in set_sw_params()
120 	if (err < 0)  in set_sw_params()
121 		return err;  in set_sw_params()
122 	err = snd_pcm_sw_params_set_avail_min(pcm, sw_params, pcm->period_size);  in set_sw_params()
123 	if (err < 0)  in set_sw_params()
124 		return err;  in set_sw_params()
127 		err = snd_pcm_sw_params_set_stop_threshold(pcm, sw_params, pcm->buffer_size);  in set_sw_params()
130 		err = snd_pcm_sw_params_set_stop_threshold(pcm, sw_params, pcm->boundary);  in set_sw_params()
135 	if (err < 0)  in set_sw_params()
136 		return err;  in set_sw_params()
137 	err = snd_pcm_sw_params(pcm, sw_params);  in set_sw_params()
138 	if (err < 0)  in set_sw_params()
139 		return err;  in set_sw_params()
166 	int err;  in snd_spcm_init()  local
177 	err = set_buffer_time(latency, &buffer_time);  in snd_spcm_init()
178 	if (err < 0)  in snd_spcm_init()
179 		return err;  in snd_spcm_init()
180 	err = set_hw_params(pcm, &hw_params,  in snd_spcm_init()
183 	if (err < 0)  in snd_spcm_init()
184 		return err;  in snd_spcm_init()
186 	err = set_sw_params(pcm, &sw_params, xrun_type);  in snd_spcm_init()
187 	if (err < 0)  in snd_spcm_init()
188 		return err;  in snd_spcm_init()
220 	int err, i;  in snd_spcm_init_duplex()  local
239 	err = set_buffer_time(latency, &xbuffer_time);	  in snd_spcm_init_duplex()
240 	if (err < 0)  in snd_spcm_init_duplex()
241 		return err;  in snd_spcm_init_duplex()
247 		err = set_hw_params(pcms[i], &hw_params,  in snd_spcm_init_duplex()
250 		if (err < 0)  in snd_spcm_init_duplex()
251 			return err;  in snd_spcm_init_duplex()
266 		err = set_sw_params(pcms[i], &sw_params, xrun_type);  in snd_spcm_init_duplex()
267 		if (err < 0)  in snd_spcm_init_duplex()
268 			return err;  in snd_spcm_init_duplex()