| /* 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 |
