leandrof/linux
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

[media] Document the obscure dvb_frontend_reinitialise()

Browse Source 
The dvb_frontend_reinitialise() function is a special case
used by just one frontend. Document it, for completeness.

Signed-off-by: Mauro Carvalho Chehab <mchehab@osg.samsung.com>
This commit is contained in:
Mauro Carvalho Chehab 2015-11-10 10:26:39 -02:00
parent 4deea4cb47
commit 75f400b0e3
1 changed files with 14 additions and 1 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

15
drivers/media/dvb-core/dvb_frontend.h
View File

@ -694,10 +694,23 @@ extern int dvb_unregister_frontend(struct dvb_frontend *fe);
extern void dvb_frontend_detach(struct dvb_frontend *fe);
extern void dvb_frontend_reinitialise(struct dvb_frontend *fe);
extern int dvb_frontend_suspend(struct dvb_frontend *fe);
extern int dvb_frontend_resume(struct dvb_frontend *fe);
/**
* dvb_frontend_reinitialise() - forces a reinitialisation at the frontend
*
* @fe: pointer to the frontend struct
*
* Calls &dvb_frontend_ops.init() and &dvb_frontend_ops.tuner_ops.init(),
* and resets SEC tone and voltage (for Satellite systems).
*
* NOTE: Currently, this function is used only by one driver (budget-av).
* It seems to be due to address some special issue with that specific
* frontend.
*/
void dvb_frontend_reinitialise(struct dvb_frontend *fe);
/**
* dvb_frontend_sleep_until() - Sleep for the amount of time given by
* add_usec parameter