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44 lines
1.2 KiB
C
44 lines
1.2 KiB
C
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// SPDX-License-Identifier: GPL-2.0-or-later
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#ifndef __UMP_CONVERT_H
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#define __UMP_CONVERT_H
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#include <sound/ump_msg.h>
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/* context for converting from legacy control messages to UMP packet */
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struct ump_cvt_to_ump_bank {
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bool rpn_set;
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bool nrpn_set;
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bool bank_set;
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unsigned char cc_rpn_msb, cc_rpn_lsb;
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unsigned char cc_nrpn_msb, cc_nrpn_lsb;
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unsigned char cc_data_msb, cc_data_lsb;
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unsigned char cc_bank_msb, cc_bank_lsb;
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};
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/* context for converting from MIDI1 byte stream to UMP packet */
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struct ump_cvt_to_ump {
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/* MIDI1 intermediate buffer */
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unsigned char buf[4];
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int len;
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int cmd_bytes;
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/* UMP output packet */
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u32 ump[4];
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int ump_bytes;
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/* various status */
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unsigned int in_sysex;
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struct ump_cvt_to_ump_bank bank[16]; /* per channel */
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};
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int snd_ump_convert_init(struct snd_ump_endpoint *ump);
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void snd_ump_convert_free(struct snd_ump_endpoint *ump);
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int snd_ump_convert_from_ump(struct snd_ump_endpoint *ump,
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const u32 *data, unsigned char *dst,
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unsigned char *group_ret);
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void snd_ump_convert_to_ump(struct snd_ump_endpoint *ump,
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unsigned char group, unsigned char c);
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void snd_ump_reset_convert_to_ump(struct snd_ump_endpoint *ump,
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unsigned char group);
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#endif /* __UMP_CONVERT_H */
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