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[PATCH] dvb: Fix LNB power switching 

Signed-off-by: Manu Abraham <manu@kromtek.com>
Cc: Johannes Stezenbach <js@linuxtv.org>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
This commit is contained in:
Manu Abraham 2005-05-28 15:51:51 -07:00 committed by Linus Torvalds
parent 0eac3e486e
commit 8f6da8f166
1 changed files with 15 additions and 25 deletions
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40
drivers/media/dvb/bt8xx/dst.c
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@ -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);