xref: /linux/sound/firewire/bebob/bebob_terratec.c (revision 3932b9ca55b0be314a36d3e84faff3e823c081f5)
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 char *const phase88_rack_clk_src_labels[] = {
12 	SND_BEBOB_CLOCK_INTERNAL, "Digital In", "Word Clock"
13 };
14 static int
15 phase88_rack_clk_src_get(struct snd_bebob *bebob, unsigned int *id)
16 {
17 	unsigned int enable_ext, enable_word;
18 	int err;
19 
20 	err = avc_audio_get_selector(bebob->unit, 0, 0, &enable_ext);
21 	if (err < 0)
22 		goto end;
23 	err = avc_audio_get_selector(bebob->unit, 0, 0, &enable_word);
24 	if (err < 0)
25 		goto end;
26 
27 	*id = (enable_ext & 0x01) | ((enable_word & 0x01) << 1);
28 end:
29 	return err;
30 }
31 
32 static char *const phase24_series_clk_src_labels[] = {
33 	SND_BEBOB_CLOCK_INTERNAL, "Digital In"
34 };
35 static int
36 phase24_series_clk_src_get(struct snd_bebob *bebob, unsigned int *id)
37 {
38 	return avc_audio_get_selector(bebob->unit, 0, 4, id);
39 }
40 
41 static struct snd_bebob_rate_spec phase_series_rate_spec = {
42 	.get	= &snd_bebob_stream_get_rate,
43 	.set	= &snd_bebob_stream_set_rate,
44 };
45 
46 /* PHASE 88 Rack FW */
47 static struct snd_bebob_clock_spec phase88_rack_clk = {
48 	.num	= ARRAY_SIZE(phase88_rack_clk_src_labels),
49 	.labels	= phase88_rack_clk_src_labels,
50 	.get	= &phase88_rack_clk_src_get,
51 };
52 struct snd_bebob_spec phase88_rack_spec = {
53 	.clock	= &phase88_rack_clk,
54 	.rate	= &phase_series_rate_spec,
55 	.meter	= NULL
56 };
57 
58 /* 'PHASE 24 FW' and 'PHASE X24 FW' */
59 static struct snd_bebob_clock_spec phase24_series_clk = {
60 	.num	= ARRAY_SIZE(phase24_series_clk_src_labels),
61 	.labels	= phase24_series_clk_src_labels,
62 	.get	= &phase24_series_clk_src_get,
63 };
64 struct snd_bebob_spec phase24_series_spec = {
65 	.clock	= &phase24_series_clk,
66 	.rate	= &phase_series_rate_spec,
67 	.meter	= NULL
68 };
69