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1// SPDX-License-Identifier: GPL-2.0-or-later2#ifndef __SOUND_UMP_CONVERT_H3#define __SOUND_UMP_CONVERT_H4 5#include <sound/ump_msg.h>6 7/* context for converting from legacy control messages to UMP packet */8struct ump_cvt_to_ump_bank {9	bool rpn_set;10	bool nrpn_set;11	bool bank_set;12	unsigned char cc_rpn_msb, cc_rpn_lsb;13	unsigned char cc_nrpn_msb, cc_nrpn_lsb;14	unsigned char cc_data_msb, cc_data_lsb;15	unsigned char cc_bank_msb, cc_bank_lsb;16	bool cc_data_msb_set, cc_data_lsb_set;17};18 19/* context for converting from MIDI1 byte stream to UMP packet */20struct ump_cvt_to_ump {21	/* MIDI1 intermediate buffer */22	unsigned char buf[4];23	int len;24	int cmd_bytes;25 26	/* UMP output packet */27	u32 ump[4];28	int ump_bytes;29 30	/* various status */31	unsigned int in_sysex;32	struct ump_cvt_to_ump_bank bank[16];	/* per channel */33};34 35int snd_ump_convert_from_ump(const u32 *data, unsigned char *dst,36			     unsigned char *group_ret);37void snd_ump_convert_to_ump(struct ump_cvt_to_ump *cvt, unsigned char group,38			    unsigned int protocol, unsigned char c);39 40/* reset the converter context, called at each open to ump */41static inline void snd_ump_convert_reset(struct ump_cvt_to_ump *ctx)42{43	memset(ctx, 0, sizeof(*ctx));44 45}46 47#endif /* __SOUND_UMP_CONVERT_H */48