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authorManu Abraham <abraham.manu@gmail.com>2006-06-21 10:27:31 -0300
committerMauro Carvalho Chehab <mchehab@infradead.org>2006-06-25 02:05:15 -0300
commit0249ef16fa1eb4a85411d0e1b6e6a906e26ed1ac (patch)
tree01e44bb2357acd99a851d2feafea23271475cc95
parent8cfba6301c3c7e0d3332e237b99fefc0db001163 (diff)
downloadblackbird-op-linux-0249ef16fa1eb4a85411d0e1b6e6a906e26ed1ac.tar.gz
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V4L/DVB (4160): Use device specific algorithms
Signed-off-by: Manu Abraham <manu@linuxtv.org> Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>
-rw-r--r--drivers/media/dvb/dvb-core/dvb_frontend.c4
-rw-r--r--drivers/media/dvb/dvb-core/dvb_frontend.h2
2 files changed, 5 insertions, 1 deletions
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);
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