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axe.c
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axe.c
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/*
* Copyright (C) 2014-2020 Jaroslav Kysela
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
* USA
*
*/
#include "adapter.h"
#include "ca.h"
#include "dvb.h"
#include "minisatip.h"
#include "utils.h"
#include <arpa/inet.h>
#include <ctype.h>
#include <errno.h>
#include <fcntl.h>
#include <math.h>
#include <net/if.h>
#include <netdb.h>
#include <netinet/in.h>
#include <stdint.h>
#include <stdio.h>
#include <string.h>
#include <sys/ioctl.h>
#include <sys/socket.h>
#include <sys/types.h>
#include <time.h>
#include <unistd.h>
#include "axe.h"
#define DEFAULT_LOG LOG_AXE
#ifndef DISABLE_LINUXDVB
// satip-axe support DVB-S2X: https://github.com/perexg/satip-axe/issues/126
#ifndef DTV_SCRAMBLING_SEQUENCE_INDEX
#define DTV_SCRAMBLING_SEQUENCE_INDEX 70
#endif
#ifndef DTV_STREAM_ID
#define DTV_STREAM_ID 42
#endif
void get_signal(adapter *ad, int *status, int *ber, int *strength, int *snr);
int send_jess(adapter *ad, int fd, int freq, int pos, int pol, int hiband,
diseqc *d);
int send_unicable(adapter *ad, int fd, int freq, int pos, int pol, int hiband,
diseqc *d);
int send_diseqc(adapter *ad, int fd, int pos, int pos_change, int pol,
int hiband, diseqc *d);
int axe_fp_fd = -1;
static inline void axe_fp_fd_open(void) {
if (axe_fp_fd < 0)
axe_fp_fd = open("/dev/axe/fp-0", O_WRONLY);
}
static inline void axe_fp_fd_write(const char *s) {
const char *b;
size_t len;
ssize_t r;
axe_fp_fd_open();
if (axe_fp_fd < 0)
return;
len = strlen(b = s);
while (len > 0) {
r = write(axe_fp_fd, b, len);
if (r > 0) {
len -= r;
b += r;
}
}
}
void axe_set_tuner_led(int tuner, int on) {
static int state = 0;
char buf[16];
if (((state >> tuner) & 1) != !!on) {
sprintf(buf, "T%d_LED %d\n", tuner, on ? 1 : 0);
axe_fp_fd_write(buf);
if (on)
state |= 1 << tuner;
else
state &= ~(1 << tuner);
}
}
void axe_set_network_led(int on) {
static int state = -1;
if (state != on) {
axe_fp_fd_write(on ? "NET_LED 1\n" : "NET_LED 0\n");
state = on;
}
}
int axe_read(int socket, void *buf, int len, sockets *ss, int *rv) {
*rv = read(socket, buf, len);
// if(*rv < 0 || *rv == 0 || errno == -EAGAIN)
if (*rv < 0 || *rv == 0 || errno == -EAGAIN) {
*rv = 0;
return 1;
}
return (*rv > 0);
}
int axe_open_device(adapter *ad) {
char buf[100];
LOG("trying to open [%d] adapter %d and frontend %d", ad->id, ad->pa,
ad->fn);
sprintf(buf, "/dev/axe/frontend-%d", ad->pa);
if (ad->fe2 > 0)
ad->fe = ad->fe2;
else
ad->fe = ad->fe2 = open(buf, O_RDWR | O_NONBLOCK);
sprintf(buf, "/dev/axe/demuxts-%d", ad->pa);
ad->dvr = open(buf, O_RDONLY | O_NONBLOCK);
if (ad->fe < 0 || ad->dvr < 0) {
sprintf(buf, "/dev/axe/frontend-%d", ad->pa);
LOG("Could not open %s in RW mode (fe: %d, dvr: %d)", buf, ad->fe,
ad->dvr);
if (ad->fe >= 0)
close(ad->fe);
if (ad->dvr >= 0)
close(ad->dvr);
ad->fe = ad->fe2 = ad->dvr = -1;
return 1;
}
ad->type = ADAPTER_DVB;
ad->dmx = -1;
LOG("opened DVB adapter %d fe:%d dvr:%d", ad->id, ad->fe, ad->dvr);
return 0;
}
int axe_post_init(adapter *ad) {
sockets_setread(ad->sock, axe_read);
return 0;
}
static void axe_stv0900_i2c_4(const char *name, int pa, int v) {
char buf[64];
const char *b;
int fd;
size_t len;
ssize_t r;
snprintf(buf, sizeof(buf),
"/sys/devices/platform/i2c-stm.0/i2c-0/stv0900_%s%d", name,
pa + 1);
fd = open(buf, O_WRONLY);
if (fd < 0)
return;
snprintf(buf, sizeof(buf), "%d", v);
len = strlen(b = buf);
while (len > 0) {
r = write(fd, b, len);
if (r > 0) {
len -= r;
b += r;
}
}
close(fd);
}
static void axe_pls_isi(adapter *ad, transponder *tp) {
static int isi[4] = {-2, -2, -2, -2};
static int pls_code[4] = {-2, -2, -2, -2};
int v;
LOGM("axe: isi %d pls %d mode %d", tp->plp_isi, tp->pls_code, tp->pls_mode);
if (tp->plp_isi != isi[ad->pa]) {
v = tp->plp_isi < 0 ? -1 : (tp->plp_isi & 0xff);
axe_stv0900_i2c_4("mis", ad->pa, v);
isi[ad->pa] = tp->plp_isi;
}
if (tp->pls_code != pls_code[ad->pa]) {
v = tp->pls_code < 0 ? 0 : (tp->pls_code & 0x3ffff);
if (tp->pls_mode == PLS_MODE_GOLD || tp->pls_mode < 0)
v |= 0x40000;
else if (tp->pls_mode == PLS_MODE_COMBO)
v |= 0x80000; /* really? */
axe_stv0900_i2c_4("pls", ad->pa, v);
pls_code[ad->pa] = tp->pls_code;
}
}
int axe_wakeup(adapter *_ad, int fe_fd, int voltage) {
int i, mask;
adapter *a;
if (opts.axe_power < 2)
return 0;
for (i = 0; i < 4; i++) {
a = get_adapter(i);
if (a == NULL || is_adapter_disabled(i))
continue;
if (a->old_pol >= 0)
return 0;
}
LOG("AXE wakeup");
for (i = mask = 0; i < 4; i++) {
/* lowband enabled */
if (opts.quattro && opts.quattro_hiband == 1 && i < 2) {
mask = 3;
continue;
}
/* hiband enabled */
if (opts.quattro && opts.quattro_hiband == 2 && i >= 2) {
mask = 3 << 2;
continue;
}
mask |= 1 << i;
}
for (i = 0; i < 4 && mask; i++) {
if (((1 << i) & mask) == 0)
continue;
a = get_adapter(i);
if (a == NULL || is_adapter_disabled(i))
continue;
if (ioctl(a->fe, FE_SET_VOLTAGE, voltage) == -1)
LOG("axe_wakeup: FE_SET_VOLTAGE failed fd %d: %s", a->fe,
strerror(errno));
}
return 0;
}
static inline int extra_quattro(int input, int diseqc, int *equattro) {
if (diseqc <= 0)
*equattro = 0;
/* lowband allowed - control the hiband inputs independently for positions
* src=2+ */
else if (opts.quattro && opts.quattro_hiband == 1 && input < 2)
*equattro = diseqc;
/* hiband allowed - control the lowband inputs independently for positions
* src=2+ */
else if (opts.quattro && opts.quattro_hiband == 2 && input >= 2 &&
input < 4)
*equattro = diseqc;
else
*equattro = 0;
return *equattro;
}
adapter *axe_use_adapter(int input) {
int input2 = input < 4 ? input : -1;
adapter *ad = get_configured_adapter(input2);
char buf[32];
if (ad) {
if (ad->fe2 <= 0) {
sprintf(buf, "/dev/axe/frontend-%d", input);
ad->fe2 = open(buf, O_RDONLY | O_NONBLOCK);
LOG("adapter %d force open, fe2: %d", input, ad->fe2);
if (ad->fe2 < 0)
ad = NULL;
}
}
return ad;
}
int axe_get_hiband(transponder *tp, diseqc *diseqc_param) {
if (tp->pol > 2 && diseqc_param->lnb_circular > 0)
return 0;
if (tp->freq < diseqc_param->lnb_switch)
return 0;
return 1;
}
int axe_get_freq(transponder *tp, diseqc *diseqc_param) {
int freq = tp->freq;
if (tp->pol > 2 && diseqc_param->lnb_circular > 0)
return (freq - diseqc_param->lnb_circular);
if (freq < diseqc_param->lnb_switch)
return (freq - diseqc_param->lnb_low);
return (freq - diseqc_param->lnb_high);
}
int axe_tune_check(adapter *ad, transponder *tp, diseqc *diseqc_param,
int diseqc) {
int pol = (tp->pol - 1) & 1;
int hiband = axe_get_hiband(tp, diseqc_param);
LOGM(
"axe: tune check for adapter %d, pol %d/%d, hiband %d/%d, diseqc %d/%d",
ad->id, ad->old_pol, pol, ad->old_hiband, hiband, ad->old_diseqc,
diseqc);
if (ad->old_pol != pol)
return 0;
if (ad->old_hiband != hiband)
return 0;
if (ad->old_diseqc != diseqc)
return 0;
return 1;
}
int axe_setup_switch(adapter *ad) {
int frontend_fd = ad->fe;
transponder *tp = &ad->tp;
diseqc *diseqc_param = &tp->diseqc_param;
int hiband;
int freq;
int diseqc = (tp->diseqc > 0) ? tp->diseqc - 1 : 0;
int pol = (tp->pol - 1) & 1;
adapter *ad2, *adm;
int input = 0, aid, pos = 0, equattro = 0, master = -1;
/* this is a new tune, so clear all adapter<->input mappings */
for (aid = 0; aid < 4; aid++) {
ad2 = a[aid];
ad2->axe_used &= ~(1 << ad->id);
}
if (diseqc_param->switch_type != SWITCH_UNICABLE &&
diseqc_param->switch_type != SWITCH_JESS) {
input = ad->id;
if (!opts.quattro || extra_quattro(input, diseqc, &equattro)) {
if (equattro > 0)
diseqc = equattro - 1;
if (absolute_switch && diseqc >= 0 && diseqc < MAX_SOURCES) {
/* reuse input */
for (aid = 0; aid < 4; aid++) {
pos =
get_absolute_source_for_adapter(aid, tp->diseqc, SYS_DVBS);
if (pos <= 0)
continue;
pos--;
ad2 = get_configured_adapter(aid);
if (!ad2)
continue;
if (ad2->fe2 <= 0)
continue;
if ((ad2->axe_used & ~(1 << ad->id)) == 0)
continue;
if (!axe_tune_check(ad2, tp, &ad2->diseqc_param, pos))
continue;
break;
}
/* find free input */
if (aid >= 4) {
for (aid = 0; aid < 4; aid++) {
pos = get_absolute_source_for_adapter(aid, tp->diseqc,
SYS_DVBS);
if (pos <= 0)
continue;
pos--;
ad2 = get_configured_adapter(aid);
if (!ad2)
continue;
LOGM("axe: checking %d used 0x%x in %d", ad->id,
ad2->axe_used, ad2->id);
if (ad2->axe_used & ~(1 << ad->id))
continue;
break;
}
}
if (aid >= 4) {
LOG("unable to find input for diseqc %d (absolute switch), "
"adapter "
"%d",
diseqc, input);
return 0;
}
diseqc = pos;
master = aid;
adm = axe_use_adapter(master);
if (adm == NULL) {
LOG("axe_fe: unknown master adapter for input %d", input);
return 0;
}
} else {
master = (ad->master_source >= 0) ? ad->master_source : ad->pa;
adm = axe_use_adapter(master);
if (adm == NULL) {
LOG("axe_fe: unknown master adapter for input %d", input);
return 0;
}
if (adm->old_pol >= 0) {
for (aid = 0; aid < 4; aid++) {
ad2 = get_configured_adapter(aid);
if (!ad2 || ad2->fe2 <= 0 || ad == ad2)
continue;
if ((ad2->master_source >= 0) &&
ad2->master_source != adm->pa) // adm->id ?
continue;
if ((ad2->master_source >= 0) && ad2 != adm)
continue;
if (ad2->sid_cnt > 0)
break;
}
if (adm != ad && aid < 4 &&
!axe_tune_check(adm, tp, &adm->diseqc_param, diseqc)) {
LOG("unable to use slave adapter %d (master %d)", input,
adm->pa);
return 0;
}
}
}
adm->axe_used |= (1 << ad->id);
if (master >= 0) {
input = master;
diseqc_param = &adm->diseqc_param;
hiband = axe_get_hiband(tp, diseqc_param);
freq = axe_get_freq(tp, diseqc_param);
if (!axe_tune_check(adm, tp, diseqc_param, diseqc)) {
send_diseqc(adm, adm->fe2, diseqc,
adm->old_diseqc != diseqc, pol, hiband,
diseqc_param);
adm->old_pol = pol;
adm->old_hiband = hiband;
adm->old_diseqc = diseqc;
}
goto axe;
}
} else if (opts.quattro) {
hiband = axe_get_hiband(tp, diseqc_param);
if (opts.quattro_hiband == 1 && hiband) {
LOG("axe_fe: hiband is not allowed for quattro config (adapter "
"%d)",
input);
return 0;
}
if (opts.quattro_hiband == 2 && !hiband) {
LOG("axe_fe: lowband is not allowed for quattro config "
"(adapter %d)",
input);
return 0;
}
input = ((hiband ^ 1) << 1) | (pol ^ 1);
adm = axe_use_adapter(input);
if (adm == NULL) {
LOG("axe_fe: unknown master adapter %d", input);
return 0;
}
adm->old_diseqc = diseqc = 0;
diseqc_param = &adm->diseqc_param;
hiband = axe_get_hiband(tp, diseqc_param);
freq = axe_get_freq(tp, diseqc_param);
if (!axe_tune_check(adm, tp, diseqc_param, 0)) {
send_diseqc(adm, adm->fe2, 0, 0, pol, hiband, diseqc_param);
adm->old_pol = pol;
adm->old_hiband = hiband;
adm->old_diseqc = 0;
}
adm->axe_used |= (1 << ad->id);
goto axe;
}
} else {
aid = ad->id & 3;
if (diseqc_param->switch_type == SWITCH_UNICABLE ||
diseqc_param->switch_type == SWITCH_JESS) {
input = ad->master_source < 0 ? 0 : ad->master_source;
}
frontend_fd = ad->fe;
ad = axe_use_adapter(input);
if (ad == NULL) {
LOGM("axe setup: unable to find adapter %d", input);
return 0;
} else
ad->axe_used |= (1 << aid);
LOG("adapter %d: using source %d, fe %d fe2 %d", ad->id, input, ad->fe,
ad->fe2);
}
hiband = axe_get_hiband(tp, diseqc_param);
freq = axe_get_freq(tp, diseqc_param);
if (diseqc_param->switch_type == SWITCH_UNICABLE) {
freq = send_unicable(ad, ad->fe2, freq / 1000, diseqc, pol, hiband,
diseqc_param);
} else if (diseqc_param->switch_type == SWITCH_JESS) {
freq = send_jess(ad, ad->fe2, freq / 1000, diseqc, pol, hiband,
diseqc_param);
} else if (diseqc_param->switch_type == SWITCH_SLAVE) {
LOG("FD %d (%d) is a slave adapter", frontend_fd);
} else {
if (ad->old_pol != pol || ad->old_hiband != hiband ||
ad->old_diseqc != diseqc)
send_diseqc(ad, frontend_fd, diseqc, ad->old_diseqc != diseqc, pol,
hiband, diseqc_param);
else
LOGM("Skip sending diseqc commands since "
"the switch position doesn't need to be changed: "
"pol %d, hiband %d, switch position %d",
pol, hiband, diseqc);
}
ad->old_pol = pol;
ad->old_hiband = hiband;
ad->old_diseqc = diseqc;
axe:
for (aid = 0; aid < 4; aid++) {
ad2 = get_configured_adapter(aid);
if (ad2)
LOGM("axe_fe: used[%d] = 0x%x, pol=%d, hiband=%d, diseqc=%d", aid,
ad2->axe_used, ad2->old_pol, ad2->old_hiband, ad2->old_diseqc);
}
LOGM("axe_fe: reset for fd %d adapter %d input %d diseqc %d", frontend_fd,
ad ? ad->pa : -1, input, diseqc);
if (axe_fe_reset(frontend_fd) < 0)
LOG("axe_fe: RESET failed for fd %d: %s", frontend_fd, strerror(errno));
if (axe_fe_input(frontend_fd, input))
LOG("axe_fe: INPUT failed for fd %d input %d: %s", frontend_fd, input,
strerror(errno));
return freq;
}
#define ADD_PROP(c, d) \
{ \
p_cmd[iProp].cmd = (c); \
p_cmd[iProp].u.data = (d); \
iProp++; \
}
int axe_tune(int aid, transponder *tp) {
adapter *ad = get_adapter(aid);
ssize_t drv;
char buf[1316];
char plp_desc[1024];
int64_t bclear, bpol;
int iProp = 0;
int fd_frontend;
int freq = tp->freq;
struct dtv_property p_cmd[20];
struct dtv_properties p = {.num = 0, .props = p_cmd};
struct dvb_frontend_event ev;
struct dtv_property p_clear[] = {
{.cmd = DTV_CLEAR},
};
struct dtv_properties cmdseq_clear = {.num = 1, .props = p_clear};
if (!ad)
return -404;
fd_frontend = ad->fe;
axe_set_tuner_led(aid + 1, 1);
axe_dmxts_stop(ad->dvr);
axe_fe_reset(ad->fe);
// probably can be removed
do {
drv = read(ad->dvr, buf, sizeof(buf));
} while (drv > 0);
memset(p_cmd, 0, sizeof(p_cmd));
bclear = getTick();
if ((ioctl(fd_frontend, FE_SET_PROPERTY, &cmdseq_clear)) == -1) {
LOG("FE_SET_PROPERTY DTV_CLEAR failed for fd %d: %s", fd_frontend,
strerror(errno));
// return -1;
}
switch (tp->sys) {
case SYS_DVBS:
case SYS_DVBS2:
plp_desc[0] = 0;
int len = 0;
bpol = getTick();
freq = axe_setup_switch(ad);
if (freq < MIN_FRQ_DVBS || freq > MAX_FRQ_DVBS)
LOG_AND_RETURN(-404, "Frequency %d is not within range ", freq)
ADD_PROP(DTV_SYMBOL_RATE, tp->sr)
ADD_PROP(DTV_INNER_FEC, tp->fec)
if (tp->plp_isi >= 0) {
ADD_PROP(DTV_STREAM_ID, tp->plp_isi & 0xFF)
strcatf(plp_desc, len, "stream_id = %d", tp->plp_isi & 0xFF);
}
ADD_PROP(DTV_SCRAMBLING_SEQUENCE_INDEX, pls_scrambling_index(tp))
strcatf(plp_desc, len, "sequence_index = %d", pls_scrambling_index(tp));
LOG("tuning to %d(%d) pol: %s (%d) sr:%d fec:%s delsys:%s mod:%s "
"rolloff:%s pilot:%s, ts clear=%jd, ts pol=%jd %s",
tp->freq, freq, get_pol(tp->pol), tp->pol, tp->sr, fe_fec[tp->fec],
fe_delsys[tp->sys], fe_modulation[tp->mtype], "auto", "auto",
bclear, bpol, plp_desc)
break;
case SYS_DVBT:
case SYS_DVBT2:
if (tp->freq < MIN_FRQ_DVBT || tp->freq > MAX_FRQ_DVBT)
LOG_AND_RETURN(-404, "Frequency %d is not within range ", tp->freq)
freq = freq * 1000;
ADD_PROP(DTV_BANDWIDTH_HZ, tp->bw)
ADD_PROP(DTV_CODE_RATE_HP, tp->fec)
ADD_PROP(DTV_CODE_RATE_LP, tp->fec)
ADD_PROP(DTV_GUARD_INTERVAL, tp->gi)
ADD_PROP(DTV_TRANSMISSION_MODE, tp->tmode)
ADD_PROP(DTV_HIERARCHY, HIERARCHY_AUTO)
#if DVBAPIVERSION >= 0x0502
if (tp->plp_isi >= 0)
ADD_PROP(DTV_STREAM_ID, tp->plp_isi & 0xFF)
#endif
LOG("tuning to %d delsys: %s bw:%d inversion:%s mod:%s fec:%s guard:%s "
"transmission: %s, ts clear = %jd",
freq, fe_delsys[tp->sys], tp->bw, fe_inversion[tp->inversion],
fe_modulation[tp->mtype], fe_fec[tp->fec], fe_gi[tp->gi],
fe_tmode[tp->tmode], bclear)
break;
case SYS_DVBC2:
case SYS_DVBC_ANNEX_A:
if (tp->freq < MIN_FRQ_DVBC || tp->freq > MAX_FRQ_DVBC)
LOG_AND_RETURN(-404, "Frequency %d is not within range ", tp->freq)
freq = freq * 1000;
ADD_PROP(DTV_SYMBOL_RATE, tp->sr)
#if DVBAPIVERSION >= 0x0502
if (tp->plp_isi >= 0) {
int v = tp->plp_isi & 0xFF;
if (tp->ds >= 0)
v |= (tp->ds & 0xFF) << 8;
ADD_PROP(DTV_STREAM_ID, v);
}
#endif
// valid for DD DVB-C2 devices
LOG("tuning to %d sr:%d specinv:%s delsys:%s mod:%s ts clear = %jd",
freq, tp->sr, fe_inversion[tp->inversion], fe_delsys[tp->sys],
fe_modulation[tp->mtype], bclear)
break;
default:
LOG("tuning to unknown delsys: %s freq %s ts clear = %jd",
fe_delsys[tp->sys], freq, bclear)
break;
}
ADD_PROP(DTV_FREQUENCY, freq)
ADD_PROP(DTV_INVERSION, tp->inversion)
ADD_PROP(DTV_MODULATION, tp->mtype);
ADD_PROP(DTV_DELIVERY_SYSTEM, tp->sys);
ADD_PROP(DTV_TUNE, 0)
p.num = iProp;
/* discard stale QPSK events */
while (1) {
if (ioctl(fd_frontend, FE_GET_EVENT, &ev) == -1)
break;
}
axe_pls_isi(ad, tp);
if ((ioctl(fd_frontend, FE_SET_PROPERTY, &p)) == -1)
if (ioctl(fd_frontend, FE_SET_PROPERTY, &p) == -1) {
LOG("dvb_tune: set property failed %d %s", errno, strerror(errno));
axe_set_tuner_led(aid + 1, 0);
return -404;
}
axe_dmxts_start(ad->dvr);
return 0;
}
int axe_set_pid(adapter *a, int i_pid) {
if (i_pid > 8192 || a == NULL)
LOG_AND_RETURN(-1, "pid %d > 8192 for ADAPTER %d", i_pid,
a ? a->id : -1);
if (axe_dmxts_add_pid(a->dvr, i_pid) < 0) {
LOG("failed setting filter on PID %d for ADAPTER %d (%s)", i_pid, a->id,
strerror(errno));
return -1;
}
LOG("setting filter on PID %d for ADAPTER %d", i_pid, a->id);
return ((a->id + 1) << 16) | i_pid;
}
int axe_del_filters(adapter *ad, int fd, int pid) {
adapter *a = get_adapter((fd >> 16) - 1);
if (a == NULL)
return 0; /* closed */
if ((fd & 0xffff) != pid)
LOG_AND_RETURN(0, "AXE PID remove on an invalid handle %d, pid %d", fd,
pid);
if (axe_dmxts_remove_pid(a->dvr, pid) < 0)
LOG("AXE PID remove failed on PID %d ADAPTER %d: %s", pid, a->pa,
strerror(errno))
else
LOG("clearing filters on PID %d ADAPTER %d", pid, a->pa);
return 0;
}
fe_delivery_system_t axe_delsys(int aid, int fd, fe_delivery_system_t *sys) {
int i;
LOG("Delivery System DVB-S/DVB-S2 (AXE)");
for (i = 0; i < 10; i++)
sys[i] = 0;
sys[0] = SYS_DVBS;
sys[1] = SYS_DVBS2;
return SYS_DVBS2;
}
int axe_get_signal(adapter *ad) {
int strength = 0, snr = 0, tmp;
int status = 0, ber = 0;
get_signal(ad, &status, &ber, &strength, &snr);
strength = strength * 240 / 24000;
if (strength > 240)
strength = 240;
tmp = snr * 255 / 54000;
if (tmp > 255)
tmp = 255;
if (tmp <= 15)
tmp = 0;
snr = tmp;
// keep the assignment at the end for the signal thread to get the right
// values as no locking is done on the adapter
ad->snr = snr;
ad->strength = strength;
ad->status = status;
ad->ber = ber;
if (ad->status == 0 &&
((ad->tp.diseqc_param.switch_type == SWITCH_JESS) ||
(ad->tp.diseqc_param.switch_type == SWITCH_UNICABLE))) {
adapter_lock(ad->id);
axe_setup_switch(ad);
adapter_unlock(ad->id);
}
return 0;
}
int axe_commit(adapter *a) { return 0; }
int axe_close(adapter *a2) {
adapter *c;
int aid, busy;
if (a2->fe <= 0)
return 0;
a2->fe = -1;
if (a2->fe2 > 0) {
axe_dmxts_stop(a2->fe2);
axe_fe_reset(a2->fe2);
}
for (aid = busy = 0; aid < 4; aid++) {
c = a[aid];
c->axe_used &= ~(1 << a2->id);
if (c->axe_used || c->fe > 0)
busy++;
}
if (busy > 0 && opts.axe_power > 1)
goto nostandby;
for (aid = 0; aid < 4; aid++) {
c = a[aid];
if (opts.axe_power < 2 && c != a2 && busy && c->sock >= 0)
continue;
if (c->axe_used != 0 || c->sid_cnt > 0) {
LOG("AXE standby: adapter %d busy (cnt=%d/used=%04x/fe=%d), "
"keeping",
aid, c->sid_cnt, c->axe_used, c->fe);
continue;
}
if (c->fe2 < 0)
continue;
LOG("AXE standby: adapter %d", aid);
axe_fe_standby(c->fe2, -1);
axe_set_tuner_led(aid + 1, 0);
if (ioctl(c->fe2, FE_SET_VOLTAGE, SEC_VOLTAGE_OFF) < 0)
LOG("ioctl FE_SET_VOLTAGE for fd %d failed: %d : %s ", c->fe2,
errno, strerror(errno));
close(c->fe2);
c->fe2 = -1;
c->old_diseqc = c->old_pol = c->old_hiband = -1;
}
nostandby:
axe_set_tuner_led(a2->id + 1, 0);
return 0;
}
void find_axe_adapter(adapter **a) {
int na = 0;
char buf[100];
int fd;
int i = 0, j = 0;
adapter *ad;
axe_set_network_led(0);
for (i = 0; i < MAX_ADAPTERS; i++)
for (j = 0; j < MAX_ADAPTERS; j++) {
if (i < 4 && j == 0) {
axe_set_tuner_led(i + 1, 0);
sprintf(buf, "/dev/axe/frontend-%d", i);
fd = open(buf, O_RDONLY | O_NONBLOCK);
} else {
continue;
}
LOG("testing device %s -> fd: %d", buf, fd);
if (fd >= 0) {
if (!a[na])
a[na] = adapter_alloc();
ad = a[na];
ad->pa = i;
ad->fn = j;
ad->open = axe_open_device;
ad->set_pid = axe_set_pid;
ad->del_filters = axe_del_filters;
ad->commit = axe_commit;
ad->tune = axe_tune;
ad->delsys = axe_delsys;
ad->post_init = axe_post_init;
ad->close = axe_close;
ad->get_signal = axe_get_signal;
ad->wakeup = axe_wakeup;
ad->type = ADAPTER_DVB;
ad->fast_status = 1;
close(fd);
na++;
a_count = na; // update adapter counter
if (na == MAX_ADAPTERS)
return;
} else {
if (i < 4) {
LOG("AXE - cannot open %s: %i", buf, errno);
sleep(60);
}
}
}
for (; na < MAX_ADAPTERS; na++)
if (a[na])
a[na]->pa = a[na]->fn = -1;
}
void free_axe_input(adapter *ad) {
int aid;
adapter *ad2;
for (aid = 0; aid < 4; aid++) {
ad2 = get_configured_adapter(aid);
if (ad2) {
ad2->axe_used &= ~(1 << ad->id);
LOGM("axe: free input %d : %04x", ad2->id, ad2->axe_used);
}
}
}
static char *axe_vdevice_read(int aid, char *buf, size_t buflen) {
size_t len;
int i, fd;
if (buflen < 1)
return NULL;
buf[buflen - 1] = 0;
for (i = 0; i < 10; i++) {
snprintf(buf, buflen, "/proc/STAPI/stpti/PTI%d/vDeviceInfo", aid ^ 1);
fd = open(buf, O_RDONLY);
if (fd < 0) {
LOG("Could not open %s, error %d: %s", buf, errno, strerror(errno));
continue;
}
len = read(fd, buf, buflen - 1);
close(fd);
if (len > 200) {
buf[len] = '\0';
return buf;
}
}
return NULL;
}
adapter *axe_vdevice_sync(int aid) {
adapter *ad = get_adapter_nw(aid);
char buf[1024], *p;
int64_t t;
uint32_t addr, pktc, syncerrc, tperrc, ccerr;
if (!ad)
return NULL;
t = getTickUs();
if (ad->axe_vdevice_last_sync + 1000000 >= t)
return ad;
ad->axe_vdevice_last_sync = t;
p = axe_vdevice_read(aid, buf, sizeof(buf));
if (p)
p = strchr(p, '\n');
if (p) {
if (sscanf(p + 1, "#%08x: %08x %08x %08x %08x", &addr, &pktc,
&syncerrc, &tperrc, &ccerr) == 5) {
ad->axe_pktc = pktc;
ad->axe_ccerr = ccerr;
}
}
return ad;
}
int64_t get_axe_pktc(int aid) {
adapter *ad = axe_vdevice_sync(aid);
return ad ? ad->axe_pktc : 0;
}
int64_t get_axe_ccerr(int aid) {
adapter *ad = axe_vdevice_sync(aid);
return ad ? ad->axe_ccerr : 0;
}
char *get_axe_coax(int aid, char *dest, int max_size) {
int i, len;
adapter *ad;
dest[0] = 0;
len = 0;
if (aid < 0 || aid > 3)
return dest;
for (i = 0; i < 4; i++) {
ad = get_configured_adapter(i);
if (ad && ad->axe_used & (1 << aid))
len += snprintf(dest + len, max_size - len, "LNB%d,", i + 1);
}
if (len > 0)
dest[len - 1] = 0;
return dest;
}
_symbols axe_sym[] = {{"ad_axe_pktc", VAR_FUNCTION_INT64, (void *)&get_axe_pktc,
0, MAX_ADAPTERS, 0},
{"ad_axe_ccerr", VAR_FUNCTION_INT64,
(void *)&get_axe_ccerr, 0, MAX_ADAPTERS, 0},
{"ad_axe_coax", VAR_FUNCTION_STRING,
(void *)&get_axe_coax, 0, MAX_ADAPTERS, 0},
{NULL, 0, NULL, 0, 0, 0}};
#endif // #ifndef DISABLE_LINUXDVB