History log of /drivers/isdn/mISDN/dsp.h
Revision Date Author Comments (<<< Hide modified files) (Show modified files >>>)
25985edcedea6396277003854657b5f3cb31a628 31-Mar-2011 Lucas De Marchi <lucas.demarchi@profusion.mobi> Fix common misspellings

Fixes generated by 'codespell' and manually reviewed.

Signed-off-by: Lucas De Marchi <lucas.demarchi@profusion.mobi>
/drivers/isdn/mISDN/dsp.h
b0579d7459aaa979b96016f3cac5e59fd3cb72b5 22-May-2009 Andreas Eversberg <andreas@eversberg.eu> mISDN: Fix DTMF detection enable/disable

DTMF detection was enabled when it was not supposed to.

Signed-off-by: Andreas Eversberg <andreas@eversberg.eu>
Signed-off-by: Karsten Keil <keil@b1-systems.de>
Signed-off-by: David S. Miller <davem@davemloft.net>
/drivers/isdn/mISDN/dsp.h
bc138ec4ac58bb83e2d9d5c12328d5452294c1f0 22-May-2009 Andreas Eversberg <andreas@eversberg.eu> 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 <andreas@eversberg.eu>
Signed-off-by: Karsten Keil <keil@b1-systems.de>
Signed-off-by: David S. Miller <davem@davemloft.net>
/drivers/isdn/mISDN/dsp.h
b5df5a5c3bf0f809d854ad7156ce26b709b533c0 22-May-2009 Andreas Eversberg <andreas@eversberg.eu> mISDN: Fix DTMF locking bug issue

DTMF digits were sent up to socket in locked state.
Receive audio stream was not enabled in certain condition.

Signed-off-by: Andreas Eversberg <andreas@eversberg.eu>
Signed-off-by: Karsten Keil <keil@b1-systems.de>
Signed-off-by: David S. Miller <davem@davemloft.net>
/drivers/isdn/mISDN/dsp.h
7cfa153dd709f15188fe84b78ae76387841fe17b 22-May-2009 Andreas Eversberg <andreas@eversberg.eu> mISDN: Echo canceler now gets delay information from hardware

Added tx-fifo information for calculation of current delay to sync tx and rx
streams for echo canceler.

Signed-off-by: Andreas Eversberg <andreas@eversberg.eu>
Signed-off-by: Karsten Keil <keil@b1-systems.de>
Signed-off-by: David S. Miller <davem@davemloft.net>
/drivers/isdn/mISDN/dsp.h
a5355c27d26001865a5ac32c868c82a523c275d3 22-May-2009 Andreas Eversberg <andreas@eversberg.eu> mISDN: DSP now uses ring buffer for echo canceler

DSP now uses ring buffer for echo canceler.
Added missing include in l1oip_codec.c

Signed-off-by: Andreas Eversberg <andreas@eversberg.eu>
Signed-off-by: Karsten Keil <keil@b1-systems.de>
Signed-off-by: David S. Miller <davem@davemloft.net>
/drivers/isdn/mISDN/dsp.h
190f71d9d8516fea4db01ba86ddfad5738a92703 03-Aug-2008 Andreas Eversberg <andreas@eversberg.eu> mISDN: Add some debug option for clock problems

Add a new debug bit for clock problems.

Signed-off-by: Andreas Eversberg <andreas@eversberg.eu>
Signed-off-by: Karsten Keil <kkeil@suse.de>
/drivers/isdn/mISDN/dsp.h
8dd2f36f317569665e454268a2677cfba3e848f1 02-Aug-2008 Andreas Eversberg <andreas@eversberg.eu> mISDN: Add feature via MISDN_CTRL_FILL_EMPTY to fill fifo if empty

This prevents underrun of fifo when filled and in case of an underrun it
prevents subsequent underruns due to jitter.
Improve dsp, so buffers are kept filled with a certain delay, so moderate
jitter will not cause underrun all the time -> the audio quality is highly
improved. tones are not interrupted by gaps anymore, except when CPU is
stalling or in high load.

Signed-off-by: Andreas Eversberg <andreas@eversberg.eu>
Signed-off-by: Karsten Keil <kkeil@suse.de>
/drivers/isdn/mISDN/dsp.h
960366cf8dbb3359afaca30cf7fdbf69a6d6dda7 27-Jul-2008 Karsten Keil <kkeil@suse.de> Add mISDN DSP

Enable support for digital audio processing capability.
This module may be used for special applications that require
cross connecting of bchannels, conferencing, dtmf decoding
echo cancelation, tone generation, and Blowfish encryption and
decryption.
It may use hardware features if available.

Signed-off-by: Karsten Keil <kkeil@suse.de>
/drivers/isdn/mISDN/dsp.h