1 // SPDX-License-Identifier: GPL-2.0
2 /*
3 * dice-tc_electronic.c - a part of driver for DICE based devices
4 *
5 * Copyright (c) 2018 Takashi Sakamoto
6 */
7
8 #include "dice.h"
9
10 struct dice_tc_spec {
11 unsigned int tx_pcm_chs[MAX_STREAMS][SND_DICE_RATE_MODE_COUNT];
12 unsigned int rx_pcm_chs[MAX_STREAMS][SND_DICE_RATE_MODE_COUNT];
13 bool has_midi;
14 };
15
16 static const struct dice_tc_spec desktop_konnekt6 = {
17 .tx_pcm_chs = {{6, 6, 2}, {0, 0, 0} },
18 .rx_pcm_chs = {{6, 6, 4}, {0, 0, 0} },
19 .has_midi = false,
20 };
21
22 static const struct dice_tc_spec impact_twin = {
23 .tx_pcm_chs = {{14, 10, 6}, {0, 0, 0} },
24 .rx_pcm_chs = {{14, 10, 6}, {0, 0, 0} },
25 .has_midi = true,
26 };
27
28 static const struct dice_tc_spec konnekt_8 = {
29 .tx_pcm_chs = {{4, 4, 3}, {0, 0, 0} },
30 .rx_pcm_chs = {{4, 4, 3}, {0, 0, 0} },
31 .has_midi = true,
32 };
33
34 static const struct dice_tc_spec konnekt_24d = {
35 .tx_pcm_chs = {{16, 16, 6}, {0, 0, 0} },
36 .rx_pcm_chs = {{16, 16, 6}, {0, 0, 0} },
37 .has_midi = true,
38 };
39
40 static const struct dice_tc_spec konnekt_live = {
41 .tx_pcm_chs = {{16, 16, 6}, {0, 0, 0} },
42 .rx_pcm_chs = {{16, 16, 6}, {0, 0, 0} },
43 .has_midi = true,
44 };
45
46 static const struct dice_tc_spec studio_konnekt_48 = {
47 .tx_pcm_chs = {{16, 16, 8}, {16, 16, 7} },
48 .rx_pcm_chs = {{16, 16, 8}, {14, 14, 7} },
49 .has_midi = true,
50 };
51
52 static const struct dice_tc_spec digital_konnekt_x32 = {
53 .tx_pcm_chs = {{16, 16, 4}, {0, 0, 0} },
54 .rx_pcm_chs = {{16, 16, 4}, {0, 0, 0} },
55 .has_midi = false,
56 };
57
58 int snd_dice_detect_tcelectronic_formats(struct snd_dice *dice)
59 {
60 static const struct {
61 u32 model_id;
62 const struct dice_tc_spec *spec;
63 } *entry, entries[] = {
64 {0x00000020, &konnekt_24d},
65 {0x00000021, &konnekt_8},
66 {0x00000022, &studio_konnekt_48},
67 {0x00000023, &konnekt_live},
68 {0x00000024, &desktop_konnekt6},
69 {0x00000027, &impact_twin},
70 {0x00000030, &digital_konnekt_x32},
71 };
72 struct fw_csr_iterator it;
73 int key, val, model_id;
74 int i;
75
76 model_id = 0;
77 fw_csr_iterator_init(&it, dice->unit->directory);
78 while (fw_csr_iterator_next(&it, &key, &val)) {
79 if (key == CSR_MODEL) {
80 model_id = val;
81 break;
82 }
83 }
84
85 for (i = 0; i < ARRAY_SIZE(entries); ++i) {
86 entry = entries + i;
87 if (entry->model_id == model_id)
88 break;
89 }
90 if (i == ARRAY_SIZE(entries))
91 return -ENODEV;
92
93 memcpy(dice->tx_pcm_chs, entry->spec->tx_pcm_chs,
94 MAX_STREAMS * SND_DICE_RATE_MODE_COUNT * sizeof(unsigned int));
95 memcpy(dice->rx_pcm_chs, entry->spec->rx_pcm_chs,
96 MAX_STREAMS * SND_DICE_RATE_MODE_COUNT * sizeof(unsigned int));
97
98 if (entry->spec->has_midi) {
99 dice->tx_midi_ports[0] = 1;
100 dice->rx_midi_ports[0] = 1;
101 }
102
103 return 0;
104 }
105
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