1 /* SPDX-License-Identifier: GPL-2.0 */ 1 /* SPDX-License-Identifier: GPL-2.0 */
2 #ifndef __mISDNdsp_H__ 2 #ifndef __mISDNdsp_H__
3 #define __mISDNdsp_H__ 3 #define __mISDNdsp_H__
4 4
5 struct mISDN_dsp_element_arg { 5 struct mISDN_dsp_element_arg {
6 char *name; 6 char *name;
7 char *def; 7 char *def;
8 char *desc; 8 char *desc;
9 }; 9 };
10 10
11 struct mISDN_dsp_element { 11 struct mISDN_dsp_element {
12 char *name; 12 char *name;
13 void *(*new)(const char *arg); 13 void *(*new)(const char *arg);
14 void (*free)(void *p); 14 void (*free)(void *p);
15 void (*process_tx)(void *p, unsigne 15 void (*process_tx)(void *p, unsigned char *data, int len);
16 void (*process_rx)(void *p, unsigne 16 void (*process_rx)(void *p, unsigned char *data, int len,
17 unsigned int txlen); 17 unsigned int txlen);
18 int num_args; 18 int num_args;
19 struct mISDN_dsp_element_arg 19 struct mISDN_dsp_element_arg
20 *args; 20 *args;
21 }; 21 };
22 22
23 extern int mISDN_dsp_element_register(struct 23 extern int mISDN_dsp_element_register(struct mISDN_dsp_element *elem);
24 extern void mISDN_dsp_element_unregister(struc 24 extern void mISDN_dsp_element_unregister(struct mISDN_dsp_element *elem);
25 25
26 struct dsp_features { 26 struct dsp_features {
27 int hfc_id; /* unique id to identi 27 int hfc_id; /* unique id to identify the chip (or -1) */
28 int hfc_dtmf; /* set if HFCmulti c 28 int hfc_dtmf; /* set if HFCmulti card supports dtmf */
29 int hfc_conf; /* set if HFCmulti c 29 int hfc_conf; /* set if HFCmulti card supports conferences */
30 int hfc_loops; /* set if card supp 30 int hfc_loops; /* set if card supports tone loops */
31 int hfc_echocanhw; /* set if card 31 int hfc_echocanhw; /* set if card supports echocancelation*/
32 int pcm_id; /* unique id to identi 32 int pcm_id; /* unique id to identify the pcm bus (or -1) */
33 int pcm_slots; /* number of slots 33 int pcm_slots; /* number of slots on the pcm bus */
34 int pcm_banks; /* number of IO ban 34 int pcm_banks; /* number of IO banks of pcm bus */
35 int unclocked; /* data is not cloc 35 int unclocked; /* data is not clocked (has jitter/loss) */
36 int unordered; /* data is unordere 36 int unordered; /* data is unordered (packets have index) */
37 }; 37 };
38 38
39 #endif 39 #endif
40 40
41 41
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