From 0249ef16fa1eb4a85411d0e1b6e6a906e26ed1ac Mon Sep 17 00:00:00 2001 From: Manu Abraham Date: Wed, 21 Jun 2006 10:27:31 -0300 Subject: [PATCH] V4L/DVB (4160): Use device specific algorithms Signed-off-by: Manu Abraham Signed-off-by: Mauro Carvalho Chehab --- drivers/media/dvb/dvb-core/dvb_frontend.c | 4 +++- drivers/media/dvb/dvb-core/dvb_frontend.h | 2 ++ 2 files changed, 5 insertions(+), 1 deletion(-) diff --git a/drivers/media/dvb/dvb-core/dvb_frontend.c b/drivers/media/dvb/dvb-core/dvb_frontend.c index b8b28b375e60..3152a54a2539 100644 --- a/drivers/media/dvb/dvb-core/dvb_frontend.c +++ b/drivers/media/dvb/dvb-core/dvb_frontend.c @@ -72,6 +72,8 @@ MODULE_PARM_DESC(dvb_powerdown_on_sleep, "0: do not power down, 1: turn LNB volt #define FESTATE_SEARCHING_FAST (FESTATE_TUNING_FAST | FESTATE_ZIGZAG_FAST) #define FESTATE_SEARCHING_SLOW (FESTATE_TUNING_SLOW | FESTATE_ZIGZAG_SLOW) #define FESTATE_LOSTLOCK (FESTATE_ZIGZAG_FAST | FESTATE_ZIGZAG_SLOW) + +#define FE_ALGO_HW 1 /* * FESTATE_IDLE. No tuning parameters have been supplied and the loop is idling. * FESTATE_RETUNE. Parameters have been supplied, but we have not yet performed the first tune. @@ -554,7 +556,7 @@ static int dvb_frontend_thread(void *data) } /* do an iteration of the tuning loop */ - if (fe->ops.tune) { + if (fe->ops.get_frontend_algo(fe) == FE_ALGO_HW) { /* have we been asked to retune? */ params = NULL; if (fepriv->state & FESTATE_RETUNE) { diff --git a/drivers/media/dvb/dvb-core/dvb_frontend.h b/drivers/media/dvb/dvb-core/dvb_frontend.h index fee52baa148a..2887e2b862a4 100644 --- a/drivers/media/dvb/dvb-core/dvb_frontend.h +++ b/drivers/media/dvb/dvb-core/dvb_frontend.h @@ -102,6 +102,8 @@ struct dvb_frontend_ops { unsigned int mode_flags, int *delay, fe_status_t *status); + /* get frontend tuning algorithm from the module */ + int (*get_frontend_algo)(struct dvb_frontend *fe); /* these two are only used for the swzigzag code */ int (*set_frontend)(struct dvb_frontend* fe, struct dvb_frontend_parameters* params);