diff options
Diffstat (limited to '')
| -rw-r--r-- | include/linux/mISDNdsp.h | 40 |
1 files changed, 40 insertions, 0 deletions
diff --git a/include/linux/mISDNdsp.h b/include/linux/mISDNdsp.h new file mode 100644 index 000000000..00758f45f --- /dev/null +++ b/include/linux/mISDNdsp.h @@ -0,0 +1,40 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +#ifndef __mISDNdsp_H__ +#define __mISDNdsp_H__ + +struct mISDN_dsp_element_arg { + char *name; + char *def; + char *desc; +}; + +struct mISDN_dsp_element { + char *name; + void *(*new)(const char *arg); + void (*free)(void *p); + void (*process_tx)(void *p, unsigned char *data, int len); + void (*process_rx)(void *p, unsigned char *data, int len, + unsigned int txlen); + int num_args; + struct mISDN_dsp_element_arg + *args; +}; + +extern int mISDN_dsp_element_register(struct mISDN_dsp_element *elem); +extern void mISDN_dsp_element_unregister(struct mISDN_dsp_element *elem); + +struct dsp_features { + int hfc_id; /* unique id to identify the chip (or -1) */ + int hfc_dtmf; /* set if HFCmulti card supports dtmf */ + int hfc_conf; /* set if HFCmulti card supports conferences */ + int hfc_loops; /* set if card supports tone loops */ + int hfc_echocanhw; /* set if card supports echocancelation*/ + int pcm_id; /* unique id to identify the pcm bus (or -1) */ + int pcm_slots; /* number of slots on the pcm bus */ + int pcm_banks; /* number of IO banks of pcm bus */ + int unclocked; /* data is not clocked (has jitter/loss) */ + int unordered; /* data is unordered (packets have index) */ +}; + +#endif + |