blob: 512f7c40903ace761bafd7b5eb5af346d824c28c [file] [log] [blame] [edit]
/* SPDX-License-Identifier: GPL-2.0 */
#ifndef SOUND_FIREWIRE_FCP_H_INCLUDED
#define SOUND_FIREWIRE_FCP_H_INCLUDED
#define AVC_PLUG_INFO_BUF_BYTES 4
struct fw_unit;
/*
* AV/C Digital Interface Command Set General Specification 4.2
* (Sep 2004, 1394TA)
*/
enum avc_general_plug_dir {
AVC_GENERAL_PLUG_DIR_IN = 0,
AVC_GENERAL_PLUG_DIR_OUT = 1,
AVC_GENERAL_PLUG_DIR_COUNT
};
int avc_general_set_sig_fmt(struct fw_unit *unit, unsigned int rate,
enum avc_general_plug_dir dir,
unsigned short plug);
int avc_general_get_sig_fmt(struct fw_unit *unit, unsigned int *rate,
enum avc_general_plug_dir dir,
unsigned short plug);
int avc_general_get_plug_info(struct fw_unit *unit, unsigned int subunit_type,
unsigned int subunit_id, unsigned int subfunction,
u8 info[AVC_PLUG_INFO_BUF_BYTES]);
int fcp_avc_transaction(struct fw_unit *unit,
const void *command, unsigned int command_size,
void *response, unsigned int response_size,
unsigned int response_match_bytes);
void fcp_bus_reset(struct fw_unit *unit);
#endif