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- // SPDX-License-Identifier: GPL-2.0
- /*
- * dice-mytek.c - a part of driver for DICE based devices
- *
- * Copyright (c) 2018 Melvin Vermeeren
- */
- #include "dice.h"
- struct dice_mytek_spec {
- unsigned int tx_pcm_chs[MAX_STREAMS][SND_DICE_RATE_MODE_COUNT];
- unsigned int rx_pcm_chs[MAX_STREAMS][SND_DICE_RATE_MODE_COUNT];
- };
- static const struct dice_mytek_spec stereo_192_dsd_dac = {
- /* AES, TOSLINK, SPDIF, ADAT inputs on device */
- .tx_pcm_chs = {{8, 8, 8}, {0, 0, 0} },
- /* PCM 44.1-192, native DSD64/DSD128 to device */
- .rx_pcm_chs = {{4, 4, 4}, {0, 0, 0} }
- };
- /*
- * Mytek has a few other firewire-capable devices, though newer models appear
- * to lack the port more often than not. As I don't have access to any of them
- * they are missing here. An example is the Mytek 8x192 ADDA, which is DICE.
- */
- int snd_dice_detect_mytek_formats(struct snd_dice *dice)
- {
- int i;
- const struct dice_mytek_spec *dev;
- dev = &stereo_192_dsd_dac;
- memcpy(dice->tx_pcm_chs, dev->tx_pcm_chs,
- MAX_STREAMS * SND_DICE_RATE_MODE_COUNT * sizeof(unsigned int));
- memcpy(dice->rx_pcm_chs, dev->rx_pcm_chs,
- MAX_STREAMS * SND_DICE_RATE_MODE_COUNT * sizeof(unsigned int));
- for (i = 0; i < MAX_STREAMS; ++i) {
- dice->tx_midi_ports[i] = 0;
- dice->rx_midi_ports[i] = 0;
- }
- return 0;
- }
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