1 | // SPDX-License-Identifier: GPL-2.0-only |
2 | /* |
3 | * bebob_terratec.c - a part of driver for BeBoB based devices |
4 | * |
5 | * Copyright (c) 2013-2014 Takashi Sakamoto |
6 | */ |
7 | |
8 | #include "./bebob.h" |
9 | |
10 | static 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 | }; |
15 | static int |
16 | phase88_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(unit: bebob->unit, subunit_id: 0, fb_id: 9, num: &enable_ext); |
22 | if (err < 0) |
23 | goto end; |
24 | err = avc_audio_get_selector(unit: bebob->unit, subunit_id: 0, fb_id: 8, num: &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 | else |
33 | *id = 2; |
34 | end: |
35 | return err; |
36 | } |
37 | |
38 | static 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 */ |
44 | static 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 | }; |
49 | const struct snd_bebob_spec phase88_rack_spec = { |
50 | .clock = &phase88_rack_clk, |
51 | .rate = &phase_series_rate_spec, |
52 | .meter = NULL |
53 | }; |
54 | |