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-rw-r--r--kernel/sound/firewire/fcp.h33
1 files changed, 33 insertions, 0 deletions
diff --git a/kernel/sound/firewire/fcp.h b/kernel/sound/firewire/fcp.h
new file mode 100644
index 000000000..63ae4f7ce
--- /dev/null
+++ b/kernel/sound/firewire/fcp.h
@@ -0,0 +1,33 @@
+#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