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lock ldpc bitrate adjustment to prevent race condition during tuner stop

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none 2021-03-09 14:23:06 +01:00
parent b025599e9f
commit 7af71dfdcb
1 changed files with 8 additions and 5 deletions
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13
ddbridge/ddbridge-sx8.c
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@ -147,11 +147,14 @@ static int read_status(struct dvb_frontend *fe, enum fe_status *status)
if (res.status == MCI_DEMOD_LOCKED) {
*status = 0x1f;
if (state->mci.signal_info.dvbs2_signal_info.standard == 2) {
sx8_base->used_ldpc_bitrate[state->mci.nr] =
p->symbol_rate *
dvbs2_bits_per_symbol[
state->mci.signal_info.
dvbs2_signal_info.pls_code];
mutex_lock(&mci_base->tuner_lock);
if (state->started)
sx8_base->used_ldpc_bitrate[state->mci.nr] =
p->symbol_rate *
dvbs2_bits_per_symbol[
state->mci.signal_info.
dvbs2_signal_info.pls_code];
mutex_unlock(&mci_base->tuner_lock);
} else
sx8_base->used_ldpc_bitrate[state->mci.nr] = 0;
}