1 // SPDX-License-Identifier: GPL-2.0-only 1
2 /*
3 * digi00x-proc.c - a part of driver for Digid
4 *
5 * Copyright (c) 2014-2015 Takashi Sakamoto
6 */
7
8 #include "digi00x.h"
9
10 static int get_optical_iface_mode(struct snd_d
11 enum snd_dg0
12 {
13 __be32 data;
14 int err;
15
16 err = snd_fw_transaction(dg00x->unit,
17 DG00X_ADDR_BA
18 &data, sizeof
19 if (err >= 0)
20 *mode = be32_to_cpu(data) & 0x
21
22 return err;
23 }
24
25 static void proc_read_clock(struct snd_info_en
26 struct snd_info_bu
27 {
28 static const char *const source_name[]
29 [SND_DG00X_CLOCK_INTERNAL] = "
30 [SND_DG00X_CLOCK_SPDIF] = "s/p
31 [SND_DG00X_CLOCK_ADAT] = "adat
32 [SND_DG00X_CLOCK_WORD] = "word
33 };
34 static const char *const optical_name[
35 [SND_DG00X_OPT_IFACE_MODE_ADAT
36 [SND_DG00X_OPT_IFACE_MODE_SPDI
37 };
38 struct snd_dg00x *dg00x = entry->priva
39 enum snd_dg00x_optical_mode mode;
40 unsigned int rate;
41 enum snd_dg00x_clock clock;
42 bool detect;
43
44 if (get_optical_iface_mode(dg00x, &mod
45 return;
46 if (snd_dg00x_stream_get_local_rate(dg
47 return;
48 if (snd_dg00x_stream_get_clock(dg00x,
49 return;
50
51 snd_iprintf(buf, "Optical mode: %s\n",
52 snd_iprintf(buf, "Sampling Rate: %d\n"
53 snd_iprintf(buf, "Clock Source: %s\n",
54
55 if (clock == SND_DG00X_CLOCK_INTERNAL)
56 return;
57
58 if (snd_dg00x_stream_check_external_cl
59 return;
60 snd_iprintf(buf, "External source: %s\
61 if (!detect)
62 return;
63
64 if (snd_dg00x_stream_get_external_rate
65 snd_iprintf(buf, "External sam
66 }
67
68 void snd_dg00x_proc_init(struct snd_dg00x *dg0
69 {
70 struct snd_info_entry *root, *entry;
71
72 /*
73 * All nodes are automatically removed
74 * by following to link list.
75 */
76 root = snd_info_create_card_entry(dg00
77 dg00
78 if (root == NULL)
79 return;
80
81 root->mode = S_IFDIR | 0555;
82
83 entry = snd_info_create_card_entry(dg0
84 if (entry)
85 snd_info_set_text_ops(entry, d
86 }
87
Linux® is a registered trademark of Linus Torvalds in the United States and other countries.
TOMOYO® is a registered trademark of NTT DATA CORPORATION.