From 38431a98a183b37b4512225d1a95336d82efbf9b Mon Sep 17 00:00:00 2001 From: "Igor M. Liplianin" Date: Tue, 8 May 2012 04:25:24 -0300 Subject: [PATCH] [media] m88rs2000: LNB voltage control implemented Trival patch to get it working with my cards stuff. Signed-off-by: Igor M. Liplianin Acked-by: Malcolm Priestley Signed-off-by: Mauro Carvalho Chehab --- drivers/media/dvb/frontends/m88rs2000.c | 22 +++++++++++++++++++--- 1 file changed, 19 insertions(+), 3 deletions(-) diff --git a/drivers/media/dvb/frontends/m88rs2000.c b/drivers/media/dvb/frontends/m88rs2000.c index 82cc14542479..0ad5bd8c1834 100644 --- a/drivers/media/dvb/frontends/m88rs2000.c +++ b/drivers/media/dvb/frontends/m88rs2000.c @@ -416,9 +416,25 @@ static int m88rs2000_tab_set(struct m88rs2000_state *state, static int m88rs2000_set_voltage(struct dvb_frontend *fe, fe_sec_voltage_t volt) { - deb_info("%s: %s\n", __func__, - volt == SEC_VOLTAGE_13 ? "SEC_VOLTAGE_13" : - volt == SEC_VOLTAGE_18 ? "SEC_VOLTAGE_18" : "??"); + struct m88rs2000_state *state = fe->demodulator_priv; + u8 data; + + data = m88rs2000_demod_read(state, 0xb2); + data |= 0x03; /* bit0 V/H, bit1 off/on */ + + switch (volt) { + case SEC_VOLTAGE_18: + data &= ~0x03; + break; + case SEC_VOLTAGE_13: + data &= ~0x03; + data |= 0x01; + break; + case SEC_VOLTAGE_OFF: + break; + } + + m88rs2000_demod_write(state, 0xb2, data); return 0; } -- 2.30.2