This patch add support for reading UNC blocks for stv090x frontend.
Partially based on stv0900 code by Abylay Ospan <aospan@xxxxxxxx>
Signed-off-by: Mariusz Bialonczyk <manio@xxxxxxxxxx>
---
drivers/media/dvb/frontends/stv090x.c | 32 +++++++++++++++++++++++++++++++-
1 files changed, 31 insertions(+), 1 deletions(-)
diff --git a/drivers/media/dvb/frontends/stv090x.c b/drivers/media/dvb/frontends/stv090x.c
index 52d8712..ad6141f 100644
--- a/drivers/media/dvb/frontends/stv090x.c
+++ b/drivers/media/dvb/frontends/stv090x.c
@@ -3687,6 +3687,35 @@ static int stv090x_read_cnr(struct dvb_frontend *fe, u16 *cnr)
return 0;
}
+static int stv090x_read_ucblocks(struct dvb_frontend *fe, u32 *ucblocks)
+{
+ struct stv090x_state *state = fe->demodulator_priv;
+ u32 reg_0, reg_1;
+ u32 val_header_err, val_packet_err;
+
+ switch (state->delsys) {
+ case STV090x_DVBS2:
+ /* DVB-S2 delineator error count */
+
+ /* retrieving number for erronous headers */
+ reg_1 = stv090x_read_reg(state, STV090x_P1_BBFCRCKO1);
+ reg_0 = stv090x_read_reg(state, STV090x_P1_BBFCRCKO0);
+ val_header_err = MAKEWORD16(reg_1, reg_0);
+
+ /* retrieving number for erronous packets */
+ reg_1 = stv090x_read_reg(state, STV090x_P1_UPCRCKO1);
+ reg_0 = stv090x_read_reg(state, STV090x_P1_UPCRCKO0);
+ val_packet_err = MAKEWORD16(reg_1, reg_0);
+
+ *ucblocks = val_packet_err + val_header_err;
+ break;
+ default:
+ return -EINVAL;
+ }
+
+ return 0;
+}
+
static int stv090x_set_tone(struct dvb_frontend *fe, fe_sec_tone_mode_t tone)
{
struct stv090x_state *state = fe->demodulator_priv;
@@ -4748,7 +4777,8 @@ static struct dvb_frontend_ops stv090x_ops = {
.read_status = stv090x_read_status,
.read_ber = stv090x_read_per,
.read_signal_strength = stv090x_read_signal_strength,
- .read_snr = stv090x_read_cnr
+ .read_snr = stv090x_read_cnr,
+ .read_ucblocks = stv090x_read_ucblocks
};
--
1.7.7.3
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