[media] dw2102: add support for Geniatech SU3000 USB DVB-S2 card
The card uses ds3000 demod from Montage.
Signed-off-by: Igor M. Liplianin <liplianin@me.by>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
diff --git a/drivers/media/dvb/frontends/ds3000.c b/drivers/media/dvb/frontends/ds3000.c
index 9933573..3373890 100644
--- a/drivers/media/dvb/frontends/ds3000.c
+++ b/drivers/media/dvb/frontends/ds3000.c
@@ -509,6 +509,33 @@
return 0;
}
+static int ds3000_set_voltage(struct dvb_frontend *fe, fe_sec_voltage_t voltage)
+{
+ struct ds3000_state *state = fe->demodulator_priv;
+ u8 data;
+
+ dprintk("%s(%d)\n", __func__, voltage);
+
+ data = ds3000_readreg(state, 0xa2);
+ data |= 0x03; /* bit0 V/H, bit1 off/on */
+
+ switch (voltage) {
+ case SEC_VOLTAGE_18:
+ data &= ~0x03;
+ break;
+ case SEC_VOLTAGE_13:
+ data &= ~0x03;
+ data |= 0x01;
+ break;
+ case SEC_VOLTAGE_OFF:
+ break;
+ }
+
+ ds3000_writereg(state, 0xa2, data);
+
+ return 0;
+}
+
static void ds3000_dump_registers(struct dvb_frontend *fe)
{
struct ds3000_state *state = fe->demodulator_priv;
@@ -1255,6 +1282,18 @@
ds3000_writereg(state, 0xfd, 0x42);
ds3000_writereg(state, 0x08, 0x07);*/
+ if (state->config->ci_mode) {
+ switch (c->delivery_system) {
+ case SYS_DVBS:
+ default:
+ ds3000_writereg(state, 0xfd, 0x80);
+ break;
+ case SYS_DVBS2:
+ ds3000_writereg(state, 0xfd, 0x01);
+ break;
+ }
+ }
+
/* ds3000 out of software reset */
ds3000_writereg(state, 0x00, 0x00);
/* start ds3000 build-in uC */
@@ -1351,6 +1390,7 @@
.read_signal_strength = ds3000_read_signal_strength,
.read_snr = ds3000_read_snr,
.read_ucblocks = ds3000_read_ucblocks,
+ .set_voltage = ds3000_set_voltage,
.set_tone = ds3000_set_tone,
.diseqc_send_master_cmd = ds3000_send_diseqc_msg,
.diseqc_send_burst = ds3000_diseqc_send_burst,