| Message ID | e6f3449586d22b3f0d88258a6ca323134d37fbfd.1530830503.git.mchehab+samsung@kernel.org (mailing list archive) |
|---|---|
| State | New, archived |
| Headers | show |
diff --git a/drivers/media/dvb-core/dvb_frontend.c b/drivers/media/dvb-core/dvb_frontend.c index 3b9dca7d7d02..67198de8a1ba 100644 --- a/drivers/media/dvb-core/dvb_frontend.c +++ b/drivers/media/dvb-core/dvb_frontend.c @@ -939,7 +939,10 @@ static void dvb_frontend_get_frequency_limits(struct dvb_frontend *fe, static u32 dvb_frontend_get_stepsize(struct dvb_frontend *fe) { struct dtv_frontend_properties *c = &fe->dtv_property_cache; - u32 step = fe->ops.info.frequency_stepsize_hz; + u32 fe_step = fe->ops.info.frequency_stepsize_hz; + u32 tuner_step = fe->ops.tuner_ops.info.frequency_step_hz; + u32 step = max(fe_step, tuner_step); + switch (c->delivery_system) { case SYS_DVBS: case SYS_DVBS2:
The frequency step should take into account the tuner step, as, if tuner step is bigger than frontend step, the zigzag algorithm won't be doing the right thing, as it will be tuning multiple times at the same frequency. Signed-off-by: Mauro Carvalho Chehab <mchehab+samsung@kernel.org> --- drivers/media/dvb-core/dvb_frontend.c | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-)