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Power off LNB when idle

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Try to reduce power, when no streams are captured from DVB-S/S2 devices.
This commit is contained in:
Jaroslav Kysela 2014-02-03 11:33:43 +01:00
parent 56a39c5c19
commit 43251f7fc6
2 changed files with 21 additions and 3 deletions
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5
src/input/mpegts/linuxdvb/linuxdvb_private.h
View file

@ -126,6 +126,11 @@ struct linuxdvb_satconf
gtimer_t ls_diseqc_timer; gtimer_t ls_diseqc_timer;
int ls_diseqc_idx; int ls_diseqc_idx;
int ls_diseqc_repeats; int ls_diseqc_repeats;
/*
* LNB settings
*/
int ls_lnb_poweroff;
/* /*
* Satconf elements * Satconf elements

19
src/input/mpegts/linuxdvb/linuxdvb_satconf.c
View file

@ -193,6 +193,14 @@ const idclass_t linuxdvb_satconf_class =
.opts = PO_ADVANCED, .opts = PO_ADVANCED,
.def.i = 0 .def.i = 0
}, },
{
.type = PT_BOOL,
.id = "lnb_poweroff",
.name = "Turn off LNB when idle",
.off = offsetof(linuxdvb_satconf_t, ls_lnb_poweroff),
.opts = PO_ADVANCED,
.def.i = 1
},
{} {}
} }
}; };
@ -889,6 +897,9 @@ linuxdvb_satconf_ele_stop_mux
if (ls->ls_frontend) if (ls->ls_frontend)
ls->ls_frontend->mi_stop_mux(ls->ls_frontend, mmi); ls->ls_frontend->mi_stop_mux(ls->ls_frontend, mmi);
gtimer_disarm(&ls->ls_diseqc_timer); gtimer_disarm(&ls->ls_diseqc_timer);
if (ls->ls_frontend && ls->ls_lnb_poweroff)
linuxdvb_diseqc_set_volt(
((linuxdvb_frontend_t *)ls->ls_frontend)->lfe_fe_fd, -1);
} }
static void linuxdvb_satconf_ele_tune_cb ( void *o ); static void linuxdvb_satconf_ele_tune_cb ( void *o );
@ -1260,12 +1271,14 @@ int
linuxdvb_diseqc_set_volt ( int fd, int vol ) linuxdvb_diseqc_set_volt ( int fd, int vol )
{ {
/* Set voltage */ /* Set voltage */
tvhtrace("disqec", "set voltage %dV", vol ? 18 : 13); tvhtrace("diseqc", "set voltage %dV", vol ? (vol < 0 ? 0 : 18) : 13);
if (ioctl(fd, FE_SET_VOLTAGE, vol ? SEC_VOLTAGE_18 : SEC_VOLTAGE_13)) { if (ioctl(fd, FE_SET_VOLTAGE,
vol ? (vol < 0 ? SEC_VOLTAGE_OFF : SEC_VOLTAGE_18) : SEC_VOLTAGE_13)) {
tvherror("diseqc", "failed to set voltage (e=%s)", strerror(errno)); tvherror("diseqc", "failed to set voltage (e=%s)", strerror(errno));
return -1; return -1;
} }
usleep(15000); if (vol >= 0)
usleep(15000);
return 0; return 0;
} }