Calculate bandwidth from sampling rate if it is not set by user.
Signed-off-by: Antti Palosaari <crope@xxxxxx>
---
drivers/staging/media/rtl2832u_sdr/rtl2832_sdr.c | 10 +++++++---
1 file changed, 7 insertions(+), 3 deletions(-)
diff --git a/drivers/staging/media/rtl2832u_sdr/rtl2832_sdr.c b/drivers/staging/media/rtl2832u_sdr/rtl2832_sdr.c
index 1cc7bf7..2c9b703 100644
--- a/drivers/staging/media/rtl2832u_sdr/rtl2832_sdr.c
+++ b/drivers/staging/media/rtl2832u_sdr/rtl2832_sdr.c
@@ -881,6 +881,10 @@ static int rtl2832_sdr_set_tuner(struct rtl2832_sdr_state *s)
if (fe->ops.tuner_ops.init)
fe->ops.tuner_ops.init(fe);
+ /* user has not requested bandwidth so calculate automatically */
+ if (bandwidth == 0)
+ bandwidth = s->f_adc;
+
c->bandwidth_hz = bandwidth;
c->frequency = f_rf;
@@ -1254,9 +1258,9 @@ struct dvb_frontend *rtl2832_sdr_attach(struct dvb_frontend *fe,
.id = RTL2832_SDR_CID_TUNER_BW,
.type = V4L2_CTRL_TYPE_INTEGER,
.name = "Tuner BW",
- .min = 200000,
- .max = 8000000,
- .def = 600000,
+ .min = 0,
+ .max = INT_MAX,
+ .def = 0,
.step = 1,
};
static const struct v4l2_ctrl_config ctrl_tuner_gain = {
--
1.8.5.3
--
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