From: Daniel Scheller <d.scheller@xxxxxxx>
This implements the diseqc_send_burst frontend op to support sending
mini-DISEQC bursts. Picked up from dddvb's driver package where this
specific block was disabled via #if 0/#endif, but is still working
according to feedback from upstream, so add it.
Signed-off-by: Daniel Scheller <d.scheller@xxxxxxx>
---
drivers/media/dvb-frontends/stv0910.c | 22 ++++++++++++++++++++++
1 file changed, 22 insertions(+)
diff --git a/drivers/media/dvb-frontends/stv0910.c b/drivers/media/dvb-frontends/stv0910.c
index 4084c142f1e4..bbe609143497 100644
--- a/drivers/media/dvb-frontends/stv0910.c
+++ b/drivers/media/dvb-frontends/stv0910.c
@@ -1638,6 +1638,27 @@ static int send_master_cmd(struct dvb_frontend *fe,
return 0;
}
+static int send_burst(struct dvb_frontend *fe, enum fe_sec_mini_cmd burst)
+{
+ struct stv *state = fe->demodulator_priv;
+ u16 offs = state->nr ? 0x40 : 0;
+ u8 value;
+
+ if (burst == SEC_MINI_A) {
+ write_reg(state, RSTV0910_P1_DISTXCFG + offs, 0x3F);
+ value = 0x00;
+ } else {
+ write_reg(state, RSTV0910_P1_DISTXCFG + offs, 0x3E);
+ value = 0xFF;
+ }
+ wait_dis(state, 0x40, 0x00);
+ write_reg(state, RSTV0910_P1_DISTXFIFO + offs, value);
+ write_reg(state, RSTV0910_P1_DISTXCFG + offs, 0x3A);
+ wait_dis(state, 0x20, 0x20);
+
+ return 0;
+}
+
static int sleep(struct dvb_frontend *fe)
{
struct stv *state = fe->demodulator_priv;
@@ -1673,6 +1694,7 @@ static struct dvb_frontend_ops stv0910_ops = {
.set_tone = set_tone,
.diseqc_send_master_cmd = send_master_cmd,
+ .diseqc_send_burst = send_burst,
};
static struct stv_base *match_base(struct i2c_adapter *i2c, u8 adr)
--
2.13.0
