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