From 8f6da8f166228c1720d16216a9d82d630c58de57 Mon Sep 17 00:00:00 2001 From: Manu Abraham Date: Sat, 28 May 2005 15:51:51 -0700 Subject: [PATCH] [PATCH] dvb: Fix LNB power switching Signed-off-by: Manu Abraham Cc: Johannes Stezenbach Signed-off-by: Andrew Morton Signed-off-by: Linus Torvalds --- drivers/media/dvb/bt8xx/dst.c | 40 +++++++++++++---------------------- 1 file changed, 15 insertions(+), 25 deletions(-) diff --git a/drivers/media/dvb/bt8xx/dst.c b/drivers/media/dvb/bt8xx/dst.c index e5e8c3e869c5..33cca69d67a7 100644 --- a/drivers/media/dvb/bt8xx/dst.c +++ b/drivers/media/dvb/bt8xx/dst.c @@ -906,10 +906,7 @@ static int dst_tone_power_cmd(struct dst_state* state) if (state->dst_type == DST_TYPE_IS_TERR) return 0; - if (state->voltage == SEC_VOLTAGE_OFF) - paket[4] = 0; - else - paket[4] = 1; + paket[4] = state->tx_tuna[4]; if (state->tone == SEC_TONE_ON) paket[2] = 0x02; @@ -1062,7 +1059,6 @@ static int dst_set_diseqc(struct dvb_frontend* fe, struct dvb_diseqc_master_cmd* static int dst_set_voltage(struct dvb_frontend* fe, fe_sec_voltage_t voltage) { - u8 *val; int need_cmd; struct dst_state* state = fe->demodulator_priv; @@ -1072,29 +1068,23 @@ static int dst_set_voltage(struct dvb_frontend* fe, fe_sec_voltage_t voltage) return 0; need_cmd = 0; - val = &state->tx_tuna[0]; - val[8] &= ~0x40; switch (voltage) { - case SEC_VOLTAGE_13: - if ((state->diseq_flags & HAS_POWER) == 0) + case SEC_VOLTAGE_13: + case SEC_VOLTAGE_18: + if ((state->diseq_flags & HAS_POWER) == 0) + need_cmd = 1; + state->diseq_flags |= HAS_POWER; + state->tx_tuna[4] = 0x01; + break; + + case SEC_VOLTAGE_OFF: need_cmd = 1; - state->diseq_flags |= HAS_POWER; - break; + state->diseq_flags &= ~(HAS_POWER | HAS_LOCK | ATTEMPT_TUNE); + state->tx_tuna[4] = 0x00; + break; - case SEC_VOLTAGE_18: - if ((state->diseq_flags & HAS_POWER) == 0) - need_cmd = 1; - state->diseq_flags |= HAS_POWER; - val[8] |= 0x40; - break; - - case SEC_VOLTAGE_OFF: - need_cmd = 1; - state->diseq_flags &= ~(HAS_POWER | HAS_LOCK | ATTEMPT_TUNE); - break; - - default: - return -EINVAL; + default: + return -EINVAL; } if (need_cmd) dst_tone_power_cmd(state);