311 static short sb1_audio_set_channels(int dev, short channels)  in sb1_audio_set_channels()  argument
314 	return devc->channels = 1;  in sb1_audio_set_channels()
359 		if (devc->speed * devc->channels <= 23000)  in sb20_audio_output_block()
398 		if (devc->speed * devc->channels <= (devc->major == 3 ? 23000 : 13000))  in sb20_audio_start_input()
455 		s = speed * devc->channels;  in sb201_audio_set_speed()
458 		speed = ((1000000 + tmp / 2) / tmp) / devc->channels;  in sb201_audio_set_speed()
487 	if (devc->channels == 1)  in sbpro_audio_prepare_for_input()
507 		sb_mixer_set_stereo(devc, devc->channels == 2);  in sbpro_audio_prepare_for_output()
519 		if (devc->channels == 1)  in sbpro_audio_prepare_for_output()
529 		if (devc->channels == 1)  in sbpro_audio_prepare_for_output()
549 		if (devc->channels > 1 && speed > 22050)  in sbpro_audio_set_speed()
556 static short sbpro_audio_set_channels(int dev, short channels)  in sbpro_audio_set_channels()  argument
560 	if (channels == 1 || channels == 2)  in sbpro_audio_set_channels()
562 		if (channels != devc->channels)  in sbpro_audio_set_channels()
564 			devc->channels = channels;  in sbpro_audio_set_channels()
565 			if (devc->model == MDL_SBPRO && devc->channels == 2)  in sbpro_audio_set_channels()
569 	return devc->channels;  in sbpro_audio_set_channels()
586 		s = speed * devc->channels;  in jazz16_audio_set_speed()
591 		speed = ((1000000 + tmp / 2) / tmp) / devc->channels;  in jazz16_audio_set_speed()
727 	sb_dsp_command(devc, ((devc->channels == 2 ? 0x20 : 0) +  in sb16_audio_output_block()
775 	sb_dsp_command(devc, ((devc->channels == 2 ? 0x20 : 0) +  in sb16_audio_start_input()