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Subject[PATCH 3/5] Fix LNB power switching
o Fix bug in LNB Power switching

Signed-off-by: Manu Abraham <manu@kromtek.com>

dst.c | 38 ++++++++++++++------------------------
1 files changed, 14 insertions(+), 24 deletions(-)




--- linux-2.6.12-rc5.orig/drivers/media/dvb/bt8xx/dst.c 2005-05-26 10:41:27.000000000 +0400
+++ linux-2.6.12-rc5/drivers/media/dvb/bt8xx/dst.c 2005-05-26 21:39:55.000000000 +0400
@@ -906,10 +906,7 @@ static int dst_tone_power_cmd(struct dst
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_fro

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_fr
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)
- need_cmd = 1;
- state->diseq_flags |= HAS_POWER;
- break;
+ 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_18:
- if ((state->diseq_flags & HAS_POWER) == 0)
+ case SEC_VOLTAGE_OFF:
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;
+ state->diseq_flags &= ~(HAS_POWER | HAS_LOCK | ATTEMPT_TUNE);
+ state->tx_tuna[4] = 0x00;
+ break;

- default:
- return -EINVAL;
+ default:
+ return -EINVAL;
}
if (need_cmd)
dst_tone_power_cmd(state);



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