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1// SPDX-License-Identifier: GPL-2.02/*3 * dice-mytek.c - a part of driver for DICE based devices4 *5 * Copyright (c) 2018 Melvin Vermeeren6 */7 8#include "dice.h"9 10struct dice_mytek_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};14 15static const struct dice_mytek_spec stereo_192_dsd_dac = {16 /* AES, TOSLINK, SPDIF, ADAT inputs on device */17 .tx_pcm_chs = {{8, 8, 8}, {0, 0, 0} },18 /* PCM 44.1-192, native DSD64/DSD128 to device */19 .rx_pcm_chs = {{4, 4, 4}, {0, 0, 0} }20};21 22/*23 * Mytek has a few other firewire-capable devices, though newer models appear24 * to lack the port more often than not. As I don't have access to any of them25 * they are missing here. An example is the Mytek 8x192 ADDA, which is DICE.26 */27 28int snd_dice_detect_mytek_formats(struct snd_dice *dice)29{30 int i;31 const struct dice_mytek_spec *dev;32 33 dev = &stereo_192_dsd_dac;34 35 memcpy(dice->tx_pcm_chs, dev->tx_pcm_chs,36 MAX_STREAMS * SND_DICE_RATE_MODE_COUNT * sizeof(unsigned int));37 memcpy(dice->rx_pcm_chs, dev->rx_pcm_chs,38 MAX_STREAMS * SND_DICE_RATE_MODE_COUNT * sizeof(unsigned int));39 40 for (i = 0; i < MAX_STREAMS; ++i) {41 dice->tx_midi_ports[i] = 0;42 dice->rx_midi_ports[i] = 0;43 }44 45 return 0;46}47