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path: root/drivers/isdn/hardware/mISDN/hfc_multi.h
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* mISDN: Add XHFC support for embedded Speech-Design board to hfcmultiKarsten Keil2009-05-251-10/+35
| | | | | | | | | | New version without emulating arch specific stuff for the other architectures, the special IO and init functions for the 8xx microcontroller are in a separate include file. 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>
* mISDN: Echo canceler now gets delay information from hardwareAndreas Eversberg2009-05-251-0/+1
| | | | | | | | | 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>
* mISDN: Add watchdog functionality to hfcmulti driverAndreas Eversberg2009-05-251-0/+1
| | | | | | | | | This patch was made by Titus Moldovan and provides IOCTL functions for enabling and disabling the controller's built in watchdog. The use is optional. 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>
* mISDN: Add ISDN sample clock API to mISDN coreAndreas Eversberg2009-01-091-0/+3
| | | | | | | | Add ISDN sample clock API to mISDN core (new file clock.c) hfcmulti and mISDNdsp use clock API. Signed-off-by: Andreas Eversberg <andreas@eversberg.eu> Signed-off-by: Karsten Keil <kkeil@suse.de>
* mISDN: Add feature via MISDN_CTRL_FILL_EMPTY to fill fifo if emptyAndreas Eversberg2009-01-091-0/+3
| | | | | | | | | | | | 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>
* mISDN: Cleanup hfc multiport driverKarsten Keil2009-01-091-4/+0Star
| | | | | | | Remove references to external zaptel modules and some cosmetic cleanups. Signed-off-by: Karsten Keil <kkeil@suse.de>
* mISDN: hfcmulti: use __iomem address space modifierHannes Eder2008-12-131-2/+2
| | | | | | | | | | | | | | | Impact: make use of the __iomem address space modifier, and change u_char *, u_short * and u_int * to void * Fix more than 30 sparse warnings of this or similar type: drivers/isdn/hardware/mISDN/hfcmulti.c:261:31: warning: incorrect type in argument 2 (different address spaces) drivers/isdn/hardware/mISDN/hfcmulti.c:261:31: got unsigned char [usertype] * drivers/isdn/hardware/mISDN/hfcmulti.c:261:31: expected void volatile [noderef] <asn:2>*addr Signed-off-by: Hannes Eder <hannes@hanneseder.net> Acked-by: Karsten Keil <kkeil@suse.de> Signed-off-by: David S. Miller <davem@davemloft.net>
* Add mISDN HFC multiport driverKarsten Keil2008-07-271-0/+1204
Enable support for cards with Cologne Chip AG's HFC multiport chip. Signed-off-by: Karsten Keil <kkeil@suse.de>