1*4882a593Smuzhiyun // SPDX-License-Identifier: GPL-2.0
2*4882a593Smuzhiyun // dice-presonus.c - a part of driver for DICE based devices
3*4882a593Smuzhiyun //
4*4882a593Smuzhiyun // Copyright (c) 2019 Takashi Sakamoto
5*4882a593Smuzhiyun //
6*4882a593Smuzhiyun // Licensed under the terms of the GNU General Public License, version 2.
7*4882a593Smuzhiyun
8*4882a593Smuzhiyun #include "dice.h"
9*4882a593Smuzhiyun
10*4882a593Smuzhiyun struct dice_presonus_spec {
11*4882a593Smuzhiyun unsigned int tx_pcm_chs[MAX_STREAMS][SND_DICE_RATE_MODE_COUNT];
12*4882a593Smuzhiyun unsigned int rx_pcm_chs[MAX_STREAMS][SND_DICE_RATE_MODE_COUNT];
13*4882a593Smuzhiyun bool has_midi;
14*4882a593Smuzhiyun };
15*4882a593Smuzhiyun
16*4882a593Smuzhiyun static const struct dice_presonus_spec dice_presonus_firesutio = {
17*4882a593Smuzhiyun .tx_pcm_chs = {{16, 16, 0}, {10, 2, 0} },
18*4882a593Smuzhiyun .rx_pcm_chs = {{16, 16, 0}, {10, 2, 0} },
19*4882a593Smuzhiyun .has_midi = true,
20*4882a593Smuzhiyun };
21*4882a593Smuzhiyun
snd_dice_detect_presonus_formats(struct snd_dice * dice)22*4882a593Smuzhiyun int snd_dice_detect_presonus_formats(struct snd_dice *dice)
23*4882a593Smuzhiyun {
24*4882a593Smuzhiyun static const struct {
25*4882a593Smuzhiyun u32 model_id;
26*4882a593Smuzhiyun const struct dice_presonus_spec *spec;
27*4882a593Smuzhiyun } *entry, entries[] = {
28*4882a593Smuzhiyun {0x000008, &dice_presonus_firesutio},
29*4882a593Smuzhiyun };
30*4882a593Smuzhiyun struct fw_csr_iterator it;
31*4882a593Smuzhiyun int key, val, model_id;
32*4882a593Smuzhiyun int i;
33*4882a593Smuzhiyun
34*4882a593Smuzhiyun model_id = 0;
35*4882a593Smuzhiyun fw_csr_iterator_init(&it, dice->unit->directory);
36*4882a593Smuzhiyun while (fw_csr_iterator_next(&it, &key, &val)) {
37*4882a593Smuzhiyun if (key == CSR_MODEL) {
38*4882a593Smuzhiyun model_id = val;
39*4882a593Smuzhiyun break;
40*4882a593Smuzhiyun }
41*4882a593Smuzhiyun }
42*4882a593Smuzhiyun
43*4882a593Smuzhiyun for (i = 0; i < ARRAY_SIZE(entries); ++i) {
44*4882a593Smuzhiyun entry = entries + i;
45*4882a593Smuzhiyun if (entry->model_id == model_id)
46*4882a593Smuzhiyun break;
47*4882a593Smuzhiyun }
48*4882a593Smuzhiyun if (i == ARRAY_SIZE(entries))
49*4882a593Smuzhiyun return -ENODEV;
50*4882a593Smuzhiyun
51*4882a593Smuzhiyun memcpy(dice->tx_pcm_chs, entry->spec->tx_pcm_chs,
52*4882a593Smuzhiyun MAX_STREAMS * SND_DICE_RATE_MODE_COUNT * sizeof(unsigned int));
53*4882a593Smuzhiyun memcpy(dice->rx_pcm_chs, entry->spec->rx_pcm_chs,
54*4882a593Smuzhiyun MAX_STREAMS * SND_DICE_RATE_MODE_COUNT * sizeof(unsigned int));
55*4882a593Smuzhiyun
56*4882a593Smuzhiyun if (entry->spec->has_midi) {
57*4882a593Smuzhiyun dice->tx_midi_ports[0] = 1;
58*4882a593Smuzhiyun dice->rx_midi_ports[0] = 1;
59*4882a593Smuzhiyun }
60*4882a593Smuzhiyun
61*4882a593Smuzhiyun return 0;
62*4882a593Smuzhiyun }
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