Orange Pi5 kernel

^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  1) // SPDX-License-Identifier: GPL-2.0
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  2) // dice-presonus.c - a part of driver for DICE based devices
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  3) //
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  4) // Copyright (c) 2019 Takashi Sakamoto
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  5) //
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  6) // Licensed under the terms of the GNU General Public License, version 2.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  7) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  8) #include "dice.h"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  9) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10) struct dice_presonus_spec {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 11) 	unsigned int tx_pcm_chs[MAX_STREAMS][SND_DICE_RATE_MODE_COUNT];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 12) 	unsigned int rx_pcm_chs[MAX_STREAMS][SND_DICE_RATE_MODE_COUNT];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 13) 	bool has_midi;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 14) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 15) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 16) static const struct dice_presonus_spec dice_presonus_firesutio = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 17) 	.tx_pcm_chs = {{16, 16, 0}, {10, 2, 0} },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 18) 	.rx_pcm_chs = {{16, 16, 0}, {10, 2, 0} },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 19) 	.has_midi = true,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 20) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 21) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 22) int snd_dice_detect_presonus_formats(struct snd_dice *dice)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 23) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 24) 	static const struct {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 25) 		u32 model_id;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 26) 		const struct dice_presonus_spec *spec;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 27) 	} *entry, entries[] = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 28) 		{0x000008, &dice_presonus_firesutio},
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 29) 	};
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 30) 	struct fw_csr_iterator it;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 31) 	int key, val, model_id;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 32) 	int i;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 33) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 34) 	model_id = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 35) 	fw_csr_iterator_init(&it, dice->unit->directory);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 36) 	while (fw_csr_iterator_next(&it, &key, &val)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 37) 		if (key == CSR_MODEL) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 38) 			model_id = val;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 39) 			break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 40) 		}
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 41) 	}
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 42) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 43) 	for (i = 0; i < ARRAY_SIZE(entries); ++i) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 44) 		entry = entries + i;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 45) 		if (entry->model_id == model_id)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 46) 			break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 47) 	}
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 48) 	if (i == ARRAY_SIZE(entries))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 49) 		return -ENODEV;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 50) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 51) 	memcpy(dice->tx_pcm_chs, entry->spec->tx_pcm_chs,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 52) 	       MAX_STREAMS * SND_DICE_RATE_MODE_COUNT * sizeof(unsigned int));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 53) 	memcpy(dice->rx_pcm_chs, entry->spec->rx_pcm_chs,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 54) 	       MAX_STREAMS * SND_DICE_RATE_MODE_COUNT * sizeof(unsigned int));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 55) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 56) 	if (entry->spec->has_midi) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 57) 		dice->tx_midi_ports[0] = 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 58) 		dice->rx_midi_ports[0] = 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 59) 	}
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 60) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 61) 	return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 62) }