1 /* 2 * bebob_terratec.c - a part of driver for BeBoB based devices 3 * 4 * Copyright (c) 2013-2014 Takashi Sakamoto 5 * 6 * Licensed under the terms of the GNU General Public License, version 2. 7 */ 8 9 #include "./bebob.h" 10 11 static const enum snd_bebob_clock_type phase88_rack_clk_src_types[] = { 12 SND_BEBOB_CLOCK_TYPE_INTERNAL, 13 SND_BEBOB_CLOCK_TYPE_EXTERNAL, /* S/PDIF */ 14 SND_BEBOB_CLOCK_TYPE_EXTERNAL, /* Word Clock */ 15 }; 16 static int 17 phase88_rack_clk_src_get(struct snd_bebob *bebob, unsigned int *id) 18 { 19 unsigned int enable_ext, enable_word; 20 int err; 21 22 err = avc_audio_get_selector(bebob->unit, 0, 9, &enable_ext); 23 if (err < 0) 24 goto end; 25 err = avc_audio_get_selector(bebob->unit, 0, 8, &enable_word); 26 if (err < 0) 27 goto end; 28 29 if (enable_ext == 0) 30 *id = 0; 31 else if (enable_word == 0) 32 *id = 1; 33 else 34 *id = 2; 35 end: 36 return err; 37 } 38 39 static const struct snd_bebob_rate_spec phase_series_rate_spec = { 40 .get = &snd_bebob_stream_get_rate, 41 .set = &snd_bebob_stream_set_rate, 42 }; 43 44 /* PHASE 88 Rack FW */ 45 static const struct snd_bebob_clock_spec phase88_rack_clk = { 46 .num = ARRAY_SIZE(phase88_rack_clk_src_types), 47 .types = phase88_rack_clk_src_types, 48 .get = &phase88_rack_clk_src_get, 49 }; 50 const struct snd_bebob_spec phase88_rack_spec = { 51 .clock = &phase88_rack_clk, 52 .rate = &phase_series_rate_spec, 53 .meter = NULL 54 }; 55