Try this patch, it should stop start up corruption on the same frontend.
It is a missing section of code that checks the frontend is ready to go.
However, it will not stop corruptions on frontend A.
af9013 Extended monitoring in set_front.
---
drivers/media/dvb/frontends/af9013.c | 16 +++++++++++++++-
1 files changed, 15 insertions(+), 1 deletions(-)
diff --git a/drivers/media/dvb/frontends/af9013.c b/drivers/media/dvb/frontends/af9013.c
index b220a87..347c187 100644
--- a/drivers/media/dvb/frontends/af9013.c
+++ b/drivers/media/dvb/frontends/af9013.c
@@ -622,8 +622,9 @@ static int af9013_set_frontend(struct dvb_frontend *fe,
struct dvb_frontend_parameters *params)
{
struct af9013_state *state = fe->demodulator_priv;
- int ret;
+ int ret, i;
u8 auto_mode; /* auto set TPS */
+ u8 v1, v2;
deb_info("%s: freq:%d bw:%d\n", __func__, params->frequency,
params->u.ofdm.bandwidth);
@@ -694,6 +695,19 @@ static int af9013_set_frontend(struct dvb_frontend *fe,
if (ret)
goto error;
+ for (i = 0; i < 27; ++i) {
+ ret = af9013_read_reg(state, 0x9bc2, &v1);
+ if (ret)
+ break;
+ ret = af9013_read_reg(state, 0xd330, &v2);
+ if (ret)
+ break;
+ if (v1 == 0 && v2 > 0)
+ break;
+ msleep(40);
+ }
+
+
error:
return ret;
}
--
1.7.5.4
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