From bc138ec4ac58bb83e2d9d5c12328d5452294c1f0 Mon Sep 17 00:00:00 2001 From: Andreas Eversberg Date: Fri, 22 May 2009 11:04:49 +0000 Subject: mISDN: Hardware acceleration is now possible in conjunction with audio recording Audio recording requires software audio processing. Both hardware and software processing is simultaniously possible now. Signed-off-by: Andreas Eversberg Signed-off-by: Karsten Keil Signed-off-by: David S. Miller --- drivers/isdn/mISDN/dsp.h | 11 ++++++++++- 1 file changed, 10 insertions(+), 1 deletion(-) (limited to 'drivers/isdn/mISDN/dsp.h') diff --git a/drivers/isdn/mISDN/dsp.h b/drivers/isdn/mISDN/dsp.h index 41c6cfdca8c8..564ea3efd5e3 100644 --- a/drivers/isdn/mISDN/dsp.h +++ b/drivers/isdn/mISDN/dsp.h @@ -151,6 +151,15 @@ struct dsp_tone { struct timer_list tl; }; +/*************** + * echo stuff * + ***************/ + +struct dsp_echo { + int software; /* echo is generated by software */ + int hardware; /* echo is generated by hardware */ +}; + /***************** * general stuff * *****************/ @@ -161,7 +170,7 @@ struct dsp { struct mISDNchannel *up; unsigned char name[64]; int b_active; - int echo; /* echo is enabled */ + struct dsp_echo echo; int rx_disabled; /* what the user wants */ int rx_is_off; /* what the card is */ int tx_mix; -- cgit v1.2.3