14  * There is a chain of struct dsp_conf which has one or more members in a chain
34  * Two members will also exchange their data so they are crossconnected.
35  * Three or more members will be added in a conference and will hear each
39  *  - Crossconnecting or even conference, if more than two members are together.
40  *  - Force mixing of transmit data with other crossconnect/conference members.
135  * by using conference even with two members
503 	/* conf gets updated (all members) */  in dsp_cmx_hardware()
509 		printk(KERN_ERR "%s: conference without members\n",  in dsp_cmx_hardware()
516 	/* check all members in our conference */  in dsp_cmx_hardware()
647 		/* determine if members are on the same hfc chip */  in dsp_cmx_hardware()
650 		/* if there are members already in a conference */  in dsp_cmx_hardware()
679 	 * ok, now we are sure that all members are on the same pcm.  in dsp_cmx_hardware()
680 	 * now we will see if we have only two members, so we can do  in dsp_cmx_hardware()
684 	/* if we have only two members */  in dsp_cmx_hardware()
713 		/* if members have two banks (and not on the same chip) */  in dsp_cmx_hardware()
718 			/* if both members have same slots with crossed banks */  in dsp_cmx_hardware()
733 				/* all members have same slot */  in dsp_cmx_hardware()
796 				       "both members have not same slots\n",  in dsp_cmx_hardware()
810 			/* if members have one bank (or on the same chip) */  in dsp_cmx_hardware()
812 			/* if both members have different crossed slots */  in dsp_cmx_hardware()
827 				/* all members have same slot */  in dsp_cmx_hardware()
905 				       "PCM, because both members have not "  in dsp_cmx_hardware()
925 	 * unit available on the chip. also all members must be on the same  in dsp_cmx_hardware()
933 			       "members are on different chips or not "  in dsp_cmx_hardware()
939 	/* for more than two members.. */  in dsp_cmx_hardware()
941 	/* if all members already have the same conference */  in dsp_cmx_hardware()
949 	 * if there is an existing conference, but not all members have joined  in dsp_cmx_hardware()
1053 	/* join all members */  in dsp_cmx_hardware()
1098 			/* update members left on conf */  in dsp_cmx_conf()
1152 	/* update members on conf */  in dsp_cmx_conf()
1309 dsp_cmx_send_member(struct dsp *dsp, int len, s32 *c, int members)  argument
1342 	       "SEND members=%d dsp=%s, conf=%p, rx_R=%05x rx_W=%05x\n",
1343 	       members, dsp->name, conf, dsp->rx_R, dsp->rx_W);
1419 	if (!conf || members <= 1) {
1453 	/* PROCESS DATA (two members) */
1457 	if (members == 2) {
1514 	/* PROCESS DATA (three or more members) */
1633 	int mustmix, members;  local
1667 	/* loop all members that do not require conference mixing */
1673 		members = 0;
1675 			members = count_list_member(&conf->mlist);
1677 			if (conf->software && members > 1)
1679 			if (conf->software && members > 2)
1686 			dsp_cmx_send_member(dsp, length, mixbuffer, members);
1695 	/* loop all members that require conference mixing */
1697 		/* count members and check hardware */
1698 		members = count_list_member(&conf->mlist);
1700 		if (conf->software && members > 1) {
1702 		if (conf->software && members > 2) {
1729 						    mixbuffer, members);
1913  * hdlc data is received from card and sent to all members.