54 lines · c
1// SPDX-License-Identifier: GPL-2.0-only2/*3 * bebob_terratec.c - a part of driver for BeBoB based devices4 *5 * Copyright (c) 2013-2014 Takashi Sakamoto6 */7 8#include "./bebob.h"9 10static const enum snd_bebob_clock_type phase88_rack_clk_src_types[] = {11 SND_BEBOB_CLOCK_TYPE_INTERNAL,12 SND_BEBOB_CLOCK_TYPE_EXTERNAL, /* S/PDIF */13 SND_BEBOB_CLOCK_TYPE_EXTERNAL, /* Word Clock */14};15static int16phase88_rack_clk_src_get(struct snd_bebob *bebob, unsigned int *id)17{18 unsigned int enable_ext, enable_word;19 int err;20 21 err = avc_audio_get_selector(bebob->unit, 0, 9, &enable_ext);22 if (err < 0)23 goto end;24 err = avc_audio_get_selector(bebob->unit, 0, 8, &enable_word);25 if (err < 0)26 goto end;27 28 if (enable_ext == 0)29 *id = 0;30 else if (enable_word == 0)31 *id = 1;32 else33 *id = 2;34end:35 return err;36}37 38static const struct snd_bebob_rate_spec phase_series_rate_spec = {39 .get = &snd_bebob_stream_get_rate,40 .set = &snd_bebob_stream_set_rate,41};42 43/* PHASE 88 Rack FW */44static const struct snd_bebob_clock_spec phase88_rack_clk = {45 .num = ARRAY_SIZE(phase88_rack_clk_src_types),46 .types = phase88_rack_clk_src_types,47 .get = &phase88_rack_clk_src_get,48};49const struct snd_bebob_spec phase88_rack_spec = {50 .clock = &phase88_rack_clk,51 .rate = &phase_series_rate_spec,52 .meter = NULL53};54