usb: typec: Bus type for alternate modes

Introducing a simple bus for the alternate modes. Bus allows binding drivers to the discovered alternate modes the partners support.

Heikki Krogerus committed 8 years ago

Commit 8a37d871 parent 4ab8c1814 files · +1174 −147Browse files

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@@ -221,5 +221,9 @@ int main(void) · 220 unmodified lines
221	DEVID_FIELD(tb_service_id, protocol_version);	221	DEVID_FIELD(tb_service_id, protocol_version);
222	DEVID_FIELD(tb_service_id, protocol_revision);	222	DEVID_FIELD(tb_service_id, protocol_revision);
223		223
		224	DEVID(typec_device_id);
		225	DEVID_FIELD(typec_device_id, svid);
		226	DEVID_FIELD(typec_device_id, mode);
		227
224	return 0;	228	return 0;
225	}	229	}

@@ -1352,6 +1352,19 @@ static int do_tbsvc_entry(const char filename, void symval, char *alias) · 1351 unmodified lines
1352	}	1352	}
1353	ADD_TO_DEVTABLE("tbsvc", tb_service_id, do_tbsvc_entry);	1353	ADD_TO_DEVTABLE("tbsvc", tb_service_id, do_tbsvc_entry);
1354		1354
		1355	/* Looks like: typec:idNmN */
		1356	static int do_typec_entry(const char filename, void symval, char *alias)
		1357	{
		1358	DEF_FIELD(symval, typec_device_id, svid);
		1359	DEF_FIELD(symval, typec_device_id, mode);
		1360
		1361	sprintf(alias, "typec:id%04X", svid);
		1362	ADD(alias, "m", mode != TYPEC_ANY_MODE, mode);
		1363
		1364	return 1;
		1365	}
		1366	ADD_TO_DEVTABLE("typec", typec_device_id, do_typec_entry);
		1367
1355	/* Does namelen bytes of name exactly match the symbol? */	1368	/* Does namelen bytes of name exactly match the symbol? */
1356	static bool sym_is(const char name, unsigned namelen, const char symbol)	1369	static bool sym_is(const char name, unsigned namelen, const char symbol)
1357	{	1370	{