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