4 struct mISDN_dsp_element_arg {
10 struct mISDN_dsp_element {
12 void *(*new)(const char *arg);
13 void (*free)(void *p);
14 void (*process_tx)(void *p, unsigned char *data, int len);
15 void (*process_rx)(void *p, unsigned char *data, int len);
17 struct mISDN_dsp_element_arg
21 extern int mISDN_dsp_element_register(struct mISDN_dsp_element *elem);
22 extern void mISDN_dsp_element_unregister(struct mISDN_dsp_element *elem);
25 int hfc_id; /* unique id to identify the chip (or -1) */
26 int hfc_dtmf; /* set if HFCmulti card supports dtmf */
27 int hfc_loops; /* set if card supports tone loops */
28 int hfc_echocanhw; /* set if card supports echocancelation*/
29 int pcm_id; /* unique id to identify the pcm bus (or -1) */
30 int pcm_slots; /* number of slots on the pcm bus */
31 int pcm_banks; /* number of IO banks of pcm bus */
32 int unclocked; /* data is not clocked (has jitter/loss) */
33 int unordered; /* data is unordered (packets have index) */