61 lines
1.4 KiB
C
61 lines
1.4 KiB
C
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// SPDX-License-Identifier: GPL-2.0
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// dice-presonus.c - a part of driver for DICE based devices
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//
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// Copyright (c) 2019 Takashi Sakamoto
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#include "dice.h"
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struct dice_presonus_spec {
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unsigned int tx_pcm_chs[MAX_STREAMS][SND_DICE_RATE_MODE_COUNT];
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unsigned int rx_pcm_chs[MAX_STREAMS][SND_DICE_RATE_MODE_COUNT];
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bool has_midi;
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};
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static const struct dice_presonus_spec dice_presonus_firesutio = {
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.tx_pcm_chs = {{16, 16, 0}, {10, 2, 0} },
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.rx_pcm_chs = {{16, 16, 0}, {10, 2, 0} },
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.has_midi = true,
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};
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int snd_dice_detect_presonus_formats(struct snd_dice *dice)
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{
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static const struct {
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u32 model_id;
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const struct dice_presonus_spec *spec;
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} *entry, entries[] = {
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{0x000008, &dice_presonus_firesutio},
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};
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struct fw_csr_iterator it;
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int key, val, model_id;
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int i;
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model_id = 0;
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fw_csr_iterator_init(&it, dice->unit->directory);
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while (fw_csr_iterator_next(&it, &key, &val)) {
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if (key == CSR_MODEL) {
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model_id = val;
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break;
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}
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}
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for (i = 0; i < ARRAY_SIZE(entries); ++i) {
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entry = entries + i;
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if (entry->model_id == model_id)
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break;
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}
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if (i == ARRAY_SIZE(entries))
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return -ENODEV;
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memcpy(dice->tx_pcm_chs, entry->spec->tx_pcm_chs,
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MAX_STREAMS * SND_DICE_RATE_MODE_COUNT * sizeof(unsigned int));
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memcpy(dice->rx_pcm_chs, entry->spec->rx_pcm_chs,
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MAX_STREAMS * SND_DICE_RATE_MODE_COUNT * sizeof(unsigned int));
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if (entry->spec->has_midi) {
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dice->tx_midi_ports[0] = 1;
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dice->rx_midi_ports[0] = 1;
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}
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return 0;
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}
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