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Code Issues Releases Wiki Activity

- separate MCI and SX8 code

Browse Source 
- move SX8 code to ddbridge-sx8.c
- adjust SX8 code to latest version from upstream
- add file with skeleton driver for M4
This commit is contained in:
Ralph Metzler 2018-05-15 23:01:39 +02:00
parent 81ed8fed9d
commit 9d8c7d4a63
12 changed files with 1012 additions and 562 deletions
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4
ddbridge/Kbuild
View File

@ -1,7 +1,7 @@
EXTRA_CFLAGS += -DCONFIG_DVB_CXD2843 -DCONFIG_DVB_LNBP21 -DCONFIG_DVB_STV090x -DCONFIG_DVB_STV6110x -DCONFIG_DVB_DRXK -DCONFIG_DVB_STV0910 -DCONFIG_DVB_STV6111 -DCONFIG_DVB_LNBH25 -DCONFIG_DVB_MXL5XX -DCONFIG_DVB_CXD2099 -DCONFIG_DVB_NET
ddbridge-objs = ddbridge-main.o ddbridge-hw.o ddbridge-i2c.o ddbridge-ns.o ddbridge-modulator.o ddbridge-core.o ddbridge-io.o ddbridge-ci.o ddbridge-max.o ddbridge-mci.o
octonet-objs = octonet-main.o ddbridge-hw.o ddbridge-i2c.o ddbridge-ns.o ddbridge-modulator.o ddbridge-core.o ddbridge-io.o ddbridge-ci.o ddbridge-max.o ddbridge-mci.o
ddbridge-objs = ddbridge-main.o ddbridge-hw.o ddbridge-i2c.o ddbridge-ns.o ddbridge-modulator.o ddbridge-core.o ddbridge-io.o ddbridge-ci.o ddbridge-max.o ddbridge-mci.o ddbridge-sx8.o ddbridge-m4.o
octonet-objs = octonet-main.o ddbridge-hw.o ddbridge-i2c.o ddbridge-ns.o ddbridge-modulator.o ddbridge-core.o ddbridge-io.o ddbridge-ci.o ddbridge-max.o ddbridge-mci.o ddbridge-sx8.o ddbridge-m4.o
obj-$(CONFIG_DVB_DDBRIDGE) += ddbridge.o
obj-$(CONFIG_DVB_OCTONET) += octonet.o

4
ddbridge/Makefile
View File

@ -2,8 +2,8 @@
# Makefile for the ddbridge device driver
#
ddbridge-objs = ddbridge-main.o ddbridge-hw.o ddbridge-i2c.o ddbridge-ns.o ddbridge-modulator.o ddbridge-core.o ddbridge-ci.o ddbridge-max.o ddbridge-mci.o
octonet-objs = octonet-main.o ddbridge-hw.o ddbridge-i2c.o ddbridge-ns.o ddbridge-modulator.o ddbridge-core.o ddbridge-ci.o ddbridge-max.o ddbridge-mci.o
ddbridge-objs = ddbridge-main.o ddbridge-hw.o ddbridge-i2c.o ddbridge-ns.o ddbridge-modulator.o ddbridge-core.o ddbridge-ci.o ddbridge-max.o ddbridge-mci.o ddbridge-sx8.o ddbridge-m4.o
octonet-objs = octonet-main.o ddbridge-hw.o ddbridge-i2c.o ddbridge-ns.o ddbridge-modulator.o ddbridge-core.o ddbridge-ci.o ddbridge-max.o ddbridge-mci.o ddbridge-sx8.o ddbridge-m4.o
obj-$(CONFIG_DVB_DDBRIDGE) += ddbridge.o
obj-$(CONFIG_DVB_OCTONET) += octonet.o

4
ddbridge/Makefile.kernel
View File

@ -2,8 +2,8 @@
# Makefile for the ddbridge device driver
#
ddbridge-objs = ddbridge-main.o ddbridge-hw.o ddbridge-i2c.o ddbridge-ns.o ddbridge-modulator.o ddbridge-core.o ddbridge-io.o ddbridge-ci.o ddbridge-max.o ddbridge-mci.o
octonet-objs = octonet-main.o ddbridge-hw.o ddbridge-i2c.o ddbridge-ns.o ddbridge-modulator.o ddbridge-core.o ddbridge-io.o ddbridge-ci.o ddbridge-max.o ddbridge-mci.o
ddbridge-objs = ddbridge-main.o ddbridge-hw.o ddbridge-i2c.o ddbridge-ns.o ddbridge-modulator.o ddbridge-core.o ddbridge-io.o ddbridge-ci.o ddbridge-max.o ddbridge-mci.o ddbridge-sx8.o ddbridge-m4.o
octonet-objs = octonet-main.o ddbridge-hw.o ddbridge-i2c.o ddbridge-ns.o ddbridge-modulator.o ddbridge-core.o ddbridge-io.o ddbridge-ci.o ddbridge-max.o ddbridge-mci.o ddbridge-sx8.o ddbridge-m4.o
obj-$(CONFIG_DVB_DDBRIDGE) += ddbridge.o
obj-$(CONFIG_DVB_OCTONET) += octonet.o

12
ddbridge/ddbridge-core.c
View File

@ -26,7 +26,6 @@
#include "ddbridge-i2c.h"
#include "ddbridge-io.h"
#include "dvb_net.h"
#include "ddbridge-mci.h"
struct workqueue_struct *ddb_wq;
@ -1766,8 +1765,9 @@ static int dvb_input_attach(struct ddb_input *input)
if (demod_attach_dummy(input) < 0)
return -ENODEV;
break;
case DDB_TUNER_MCI:
if (ddb_fe_attach_mci(input) < 0)
case DDB_TUNER_MCI_SX8:
case DDB_TUNER_MCI_M4:
if (ddb_fe_attach_mci(input, port->type) < 0)
return -ENODEV;
break;
default:
@ -2062,13 +2062,13 @@ static void ddb_port_probe(struct ddb_port *port)
return;
}
if (dev->link[l].info->type == DDB_OCTOPUS_MCI) {
if (port->nr >= dev->link[l].info->mci)
if (link->info->type == DDB_OCTOPUS_MCI) {
if (port->nr >= link->info->mci_ports)
return;
port->name = "DUAL MCI";
port->type_name = "MCI";
port->class = DDB_PORT_TUNER;
port->type = DDB_TUNER_MCI;
port->type = DDB_TUNER_MCI + link->info->mci_type;
return;
}

6
ddbridge/ddbridge-hw.c
View File

@ -582,7 +582,8 @@ static const struct ddb_info ddb_s2x_48 = {
.port_num = 4,
.i2c_mask = 0x00,
.tempmon_irq = 24,
.mci = 4,
.mci_ports = 4,
.mci_type = 0,
};
static const struct ddb_info ddb_m4 = {
@ -592,7 +593,8 @@ static const struct ddb_info ddb_m4 = {
.port_num = 2,
.i2c_mask = 0x00,
.tempmon_irq = 24,
.mci = 2,
.mci_ports = 2,
.mci_type = 1,
};
/****************************************************************************/

91
ddbridge/ddbridge-m4.c Normal file
View File

@ -0,0 +1,91 @@
/*
* ddbridge-m4.c: Digital Devices MAX M4 driver
*
* Copyright (C) 2018 Digital Devices GmbH
* Marcus Metzler <mocm@metzlerbros.de>
* Ralph Metzler <rjkm@metzlerbros.de>
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* version 2 only, as published by the Free Software Foundation.
*
*
* 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, point your browser to
* http://www.gnu.org/copyleft/gpl.html
*/
#include "ddbridge.h"
#include "ddbridge-io.h"
#include "ddbridge-i2c.h"
#include "ddbridge-mci.h"
struct m4_base {
struct mci_base mci_base;
};
struct m4 {
struct mci mci;
};
static struct dvb_frontend_ops m4_ops = {
.delsys = { SYS_DVBC_ANNEX_A, SYS_DVBT, SYS_DVBT2, SYS_DVBC2, SYS_ISDBT,
SYS_DVBS, SYS_DVBS2, },
.info = {
.name = "M4",
.frequency_min = 47000000, /* DVB-T: 47125000 */
.frequency_max = 865000000, /* DVB-C: 862000000 */
.symbol_rate_min = 870000,
.symbol_rate_max = 11700000,
.frequency_stepsize = 0,
.frequency_tolerance = 0,
.caps = FE_CAN_QPSK | FE_CAN_QAM_16 | FE_CAN_QAM_32 |
FE_CAN_QAM_64 | FE_CAN_QAM_128 | FE_CAN_QAM_256 |
FE_CAN_QAM_AUTO |
FE_CAN_FEC_1_2 | FE_CAN_FEC_2_3 | FE_CAN_FEC_3_4 |
FE_CAN_FEC_4_5 |
FE_CAN_FEC_5_6 | FE_CAN_FEC_7_8 | FE_CAN_FEC_AUTO |
FE_CAN_TRANSMISSION_MODE_AUTO |
FE_CAN_GUARD_INTERVAL_AUTO | FE_CAN_HIERARCHY_AUTO |
FE_CAN_RECOVER | FE_CAN_MUTE_TS | FE_CAN_2G_MODULATION
},
#if 0
.get_frontend_algo = get_algo,
.tune = tune,
.release = release,
.read_status = read_status,
.set_input = set_input,
.sleep = sleep,
#endif
};
static int init(struct mci *mci)
{
//struct m4 *state = (struct m4 *) mci;
return 0;
}
static int base_init(struct mci_base *mci_base)
{
//struct m4_base *base = (struct m4_base *) mci_base;
return 0;
}
struct mci_cfg ddb_max_m4_cfg = {
.type = 0,
.fe_ops = &m4_ops,
.base_size = sizeof(struct m4_base),
.state_size = sizeof(struct m4),
.init = init,
.base_init = base_init,
};

27
ddbridge/ddbridge-max.c
View File

@ -24,7 +24,6 @@
#include "ddbridge.h"
#include "ddbridge-io.h"
#include "ddbridge-i2c.h"
#include "ddbridge-mci.h"
/* MAX LNB interface related module parameters */
@ -445,11 +444,10 @@ int ddb_fe_attach_mxl5xx(struct ddb_input *input)
/* MAX MCI related functions */
static struct mci_cfg maxsx8 = {
extern struct mci_cfg ddb_max_sx8_cfg;
extern struct mci_cfg ddb_max_m4_cfg;
};
int ddb_fe_attach_mci(struct ddb_input *input)
int ddb_fe_attach_mci(struct ddb_input *input, u32 type)
{
struct ddb *dev = input->port->dev;
//struct i2c_adapter *i2c = &input->port->i2c->adap;
@ -459,14 +457,23 @@ int ddb_fe_attach_mci(struct ddb_input *input)
int demod, tuner;
struct mci_cfg cfg;
cfg = maxsx8;
demod = input->nr;
tuner = demod & 3;
if (fmode == 3)
tuner = 0;
dvb->fe = ddb_mci_attach(input, 0, demod);
switch (type) {
case DDB_TUNER_MCI_SX8:
cfg = ddb_max_sx8_cfg;
if (fmode == 3)
tuner = 0;
break;
case DDB_TUNER_MCI_M4:
cfg = ddb_max_m4_cfg;
break;
default:
return -EINVAL;
}
dvb->fe = ddb_mci_attach(input, &cfg, demod);
if (!dvb->fe) {
dev_err(dev->dev, "No MAXSX8 found!\n");
dev_err(dev->dev, "No MCI card found!\n");
return -ENODEV;
}
if (input->nr < 4) {

525
ddbridge/ddbridge-mci.c
View File

@ -27,43 +27,6 @@
static LIST_HEAD(mci_list);
static const u32 MCLK = (1550000000/12);
static const u32 MAX_LDPC_BITRATE = (720000000);
struct mci_base {
struct list_head mci_list;
void *key;
struct ddb_link *link;
struct completion completion;
struct i2c_adapter *i2c;
struct mutex i2c_lock;
struct mutex tuner_lock;
u8 adr;
struct mutex mci_lock;
int count;
u8 tuner_use_count[4];
u8 assigned_demod[8];
u32 used_ldpc_bitrate[8];
u8 demod_in_use[8];
u32 iq_mode;
};
struct mci {
struct mci_base *base;
struct dvb_frontend fe;
int nr;
int demod;
int tuner;
int first_time_lock;
int started;
struct mci_result signal_info;
u32 bb_mode;
};
static int mci_reset(struct mci *state)
{
struct ddb_link *link = state->base->link;
@ -90,7 +53,7 @@ static int mci_reset(struct mci *state)
return 0;
}
static int mci_config(struct mci *state, u32 config)
int ddb_mci_config(struct mci *state, u32 config)
{
struct ddb_link *link = state->base->link;
@ -101,9 +64,9 @@ static int mci_config(struct mci *state, u32 config)
}
static int _mci_cmd_unlocked(struct mci *state,
u32 *cmd, u32 cmd_len,
u32 *res, u32 res_len)
static int ddb_mci_cmd_raw_unlocked(struct mci *state,
u32 *cmd, u32 cmd_len,
u32 *res, u32 res_len)
{
struct ddb_link *link = state->base->link;
u32 i, val;
@ -129,45 +92,63 @@ static int _mci_cmd_unlocked(struct mci *state,
return 0;
}
static int mci_cmd_unlocked(struct mci *state,
struct mci_command *command,
struct mci_result *result)
int ddb_mci_cmd_unlocked(struct mci *state,
struct mci_command *command,
struct mci_result *result)
{
u32 *cmd = (u32 *) command;
u32 *res = (u32 *) result;
return _mci_cmd_unlocked(state, cmd, sizeof(*command)/sizeof(u32),
res, sizeof(*result)/sizeof(u32));
return ddb_mci_cmd_raw_unlocked(state, cmd, sizeof(*command)/sizeof(u32),
res, sizeof(*result)/sizeof(u32));
}
static int mci_cmd(struct mci *state,
struct mci_command *command,
struct mci_result *result)
int ddb_mci_cmd(struct mci *state,
struct mci_command *command,
struct mci_result *result)
{
int stat;
mutex_lock(&state->base->mci_lock);
stat = _mci_cmd_unlocked(state,
stat = ddb_mci_cmd_raw_unlocked(state,
(u32 *)command, sizeof(*command)/sizeof(u32),
(u32 *)result, sizeof(*result)/sizeof(u32));
mutex_unlock(&state->base->mci_lock);
return stat;
}
static int _mci_cmd(struct mci *state,
int ddb_mci_cmd_raw(struct mci *state,
struct mci_command *command, u32 command_len,
struct mci_result *result, u32 result_len)
{
int stat;
mutex_lock(&state->base->mci_lock);
stat = _mci_cmd_unlocked(state,
(u32 *)command, command_len,
(u32 *)result, result_len);
stat = ddb_mci_cmd_raw_unlocked(state,
(u32 *)command, command_len,
(u32 *)result, result_len);
mutex_unlock(&state->base->mci_lock);
return stat;
}
static int ddb_mci_get_iq(struct mci *mci, u32 demod, s16 *i, s16 *q)
{
int stat;
struct mci_command cmd;
struct mci_result res;
memset(&cmd, 0, sizeof(cmd));
memset(&res, 0, sizeof(res));
cmd.command = MCI_CMD_GET_IQSYMBOL;
cmd.demod = demod;
stat = ddb_mci_cmd(mci, &cmd, &res);
if (!stat) {
*i = res.iq_symbol.i;
*q = res.iq_symbol.q;
}
return stat;
}
static void mci_handler(void *priv)
{
struct mci_base *base = (struct mci_base *)priv;
@ -175,422 +156,6 @@ static void mci_handler(void *priv)
complete(&base->completion);
}
static const u8 dvbs2_bits_per_symbol[] = {
0, 0, 0, 0,
/* S2 QPSK */
2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
/* S2 8PSK */
3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3,
3, 3, 3, 3, 3, 3, 3, 3,
/* S2 16APSK */
4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4,
4, 4, 4, 4, 4, 4, 4, 4,
/* S2 32APSK */
5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5,
5, 5, 5, 5,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
3, 0, 4, 0,
2, 2, 2, 2, 2, 2, // S2X QPSK
3, 3, 3, 3, 3, 3, 3, 3, 3, 3, // S2X 8PSK
4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, // S2X 16APSK
5, 5, 5, 5, 5, 5, 5, 5, 5, 5, // S2X 32APSK
6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, // S2X 64APSK
7, 7, 7, 7, // S2X 128APSK
8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, // S2X 256APSK
2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, // S2X QPSK
3, 3, 3, 3, 3, 3, 3, 3, // S2X 8PSK
4, 4, 4, 4, 4, 4, 4, 4, 4, 4, // S2X 16APSK
5, 5, 5, 5, // S2X 32APSK
3, 4, 5, 6, 8, 10,
};
static void release(struct dvb_frontend *fe)
{
struct mci *state = fe->demodulator_priv;
state->base->count--;
if (state->base->count == 0) {
list_del(&state->base->mci_list);
kfree(state->base);
}
kfree(state);
}
static int get_info(struct dvb_frontend *fe)
{
int stat;
struct mci *state = fe->demodulator_priv;
struct mci_command cmd;
memset(&cmd, 0, sizeof(cmd));
cmd.command = MCI_CMD_GETSIGNALINFO;
cmd.demod = state->demod;
stat = mci_cmd(state, &cmd, &state->signal_info);
return stat;
}
static int get_snr(struct dvb_frontend *fe)
{
struct mci *state = fe->demodulator_priv;
struct dtv_frontend_properties *p = &fe->dtv_property_cache;
p->cnr.len = 1;
p->cnr.stat[0].scale = FE_SCALE_DECIBEL;
p->cnr.stat[0].svalue = (s64) state->signal_info.dvbs2_signal_info.signal_to_noise * 100;
return 0;
}
static int get_strength(struct dvb_frontend *fe)
{
struct mci *state = fe->demodulator_priv;
struct dtv_frontend_properties *p = &fe->dtv_property_cache;
s32 str;
str = 100000 - (state->signal_info.dvbs2_signal_info.channel_power * 10 + 108750);
p->strength.len = 1;
p->strength.stat[0].scale = FE_SCALE_DECIBEL;
p->strength.stat[0].svalue = str;
return 0;
}
static int read_status(struct dvb_frontend *fe, enum fe_status *status)
{
int stat;
struct mci *state = fe->demodulator_priv;
struct mci_command cmd;
u32 val;
struct mci_result *res = (struct mci_result *)&val;
cmd.command = MCI_CMD_GETSTATUS;
cmd.demod = state->demod;
stat = _mci_cmd(state, &cmd, 1, res, 1);
if (stat)
return stat;
*status = 0x00;
get_info(fe);
get_strength(fe);
if (res->status == SX8_DEMOD_WAIT_MATYPE)
*status = 0x0f;
if (res->status == SX8_DEMOD_LOCKED) {
*status = 0x1f;
get_snr(fe);
}
return stat;
}
static int mci_set_tuner(struct dvb_frontend *fe, u32 tuner, u32 on)
{
struct mci *state = fe->demodulator_priv;
struct mci_command cmd;
memset(&cmd, 0, sizeof(cmd));
cmd.tuner = state->tuner;
cmd.command = on ? SX8_CMD_INPUT_ENABLE : SX8_CMD_INPUT_DISABLE;
return mci_cmd(state, &cmd, NULL);
}
static int stop(struct dvb_frontend *fe)
{
struct mci *state = fe->demodulator_priv;
struct mci_command cmd;
u32 input = state->tuner;
memset(&cmd, 0, sizeof(cmd));
if (state->demod != 0xff) {
cmd.command = MCI_CMD_STOP;
cmd.demod = state->demod;
mci_cmd(state, &cmd, NULL);
if (state->base->iq_mode) {
cmd.command = MCI_CMD_STOP;
cmd.demod = state->demod;
cmd.output = 0;
mci_cmd(state, &cmd, NULL);
mci_config(state, SX8_TSCONFIG_MODE_NORMAL);
}
}
mutex_lock(&state->base->tuner_lock);
state->base->tuner_use_count[input]--;
if (!state->base->tuner_use_count[input])
mci_set_tuner(fe, input, 0);
state->base->demod_in_use[state->demod] = 0;
state->base->used_ldpc_bitrate[state->nr] = 0;
state->demod = 0xff;
state->base->assigned_demod[state->nr] = 0xff;
state->base->iq_mode = 0;
mutex_unlock(&state->base->tuner_lock);
state->started = 0;
return 0;
}
static int start(struct dvb_frontend *fe, u32 flags, u32 modmask, u32 ts_config)
{
struct mci *state = fe->demodulator_priv;
struct dtv_frontend_properties *p = &fe->dtv_property_cache;
static const u32 MAX_DEMOD_LDPC_BITRATE = (1550000000 / 6);
u32 used_ldpc_bitrate = 0, free_ldpc_bitrate;
u32 used_demods = 0;
struct mci_command cmd;
u32 input = state->tuner;
u32 bits_per_symbol = 0;
int i, stat = 0;
if (p->symbol_rate >= MCLK / 2)
flags &= ~1;
if ((flags & 3) == 0)
return -EINVAL;
if (flags & 2) {
u32 tmp = modmask;
bits_per_symbol = 1;
while (tmp & 1) {
tmp >>= 1;
bits_per_symbol++;
}
}
mutex_lock(&state->base->tuner_lock);
if (state->base->iq_mode) {
stat = -EBUSY;
goto unlock;
}
for (i = 0; i < 8; i++) {
used_ldpc_bitrate += state->base->used_ldpc_bitrate[i];
if (state->base->demod_in_use[i])
used_demods++;
}
if ((used_ldpc_bitrate >= MAX_LDPC_BITRATE) ||
((ts_config & SX8_TSCONFIG_MODE_MASK) >
SX8_TSCONFIG_MODE_NORMAL && used_demods > 0)) {
stat = -EBUSY;
goto unlock;
}
free_ldpc_bitrate = MAX_LDPC_BITRATE - used_ldpc_bitrate;
if (free_ldpc_bitrate > MAX_DEMOD_LDPC_BITRATE)
free_ldpc_bitrate = MAX_DEMOD_LDPC_BITRATE;
while (p->symbol_rate * bits_per_symbol > free_ldpc_bitrate)
bits_per_symbol--;
if (bits_per_symbol < 2) {
stat = -EBUSY;
goto unlock;
}
i = (p->symbol_rate > MCLK / 2) ? 3 : 7;
while (i >= 0 && state->base->demod_in_use[i])
i--;
if (i < 0) {
stat = -EBUSY;
goto unlock;
}
state->base->demod_in_use[i] = 1;
state->base->used_ldpc_bitrate[state->nr] = p->symbol_rate * bits_per_symbol;
state->demod = state->base->assigned_demod[state->nr] = i;
if (!state->base->tuner_use_count[input])
mci_set_tuner(fe, input, 1);
state->base->tuner_use_count[input]++;
state->base->iq_mode = (ts_config > 1);
unlock:
mutex_unlock(&state->base->tuner_lock);
if (stat)
return stat;
memset(&cmd, 0, sizeof(cmd));
if (state->base->iq_mode) {
cmd.command = SX8_CMD_ENABLE_IQOUTPUT;
cmd.demod = state->demod;
cmd.output = 0;
mci_cmd(state, &cmd, NULL);
mci_config(state, ts_config);
}
if (p->stream_id != NO_STREAM_ID_FILTER && p->stream_id != 0x80000000)
flags |= 0x80;
printk("frontend %u: tuner=%u demod=%u\n", state->nr, state->tuner, state->demod);
cmd.command = MCI_CMD_SEARCH_DVBS;
cmd.dvbs2_search.flags = flags;
cmd.dvbs2_search.s2_modulation_mask = modmask & ((1 << (bits_per_symbol - 1)) - 1);
cmd.dvbs2_search.retry = 2;
cmd.dvbs2_search.frequency = p->frequency * 1000;
cmd.dvbs2_search.symbol_rate = p->symbol_rate;
cmd.dvbs2_search.scrambling_sequence_index =
p->scrambling_sequence_index;
cmd.dvbs2_search.input_stream_id = p->stream_id;
cmd.tuner = state->tuner;
cmd.demod = state->demod;
cmd.output = state->nr;
if (p->stream_id == 0x80000000)
cmd.output |= 0x80;
stat = mci_cmd(state, &cmd, NULL);
if (stat)
stop(fe);
return stat;
}
static int start_iq(struct dvb_frontend *fe, u32 ts_config)
{
struct mci *state = fe->demodulator_priv;
struct dtv_frontend_properties *p = &fe->dtv_property_cache;
u32 used_demods = 0;
struct mci_command cmd;
u32 input = state->tuner;
int i, stat = 0;
mutex_lock(&state->base->tuner_lock);
if (state->base->iq_mode) {
stat = -EBUSY;
goto unlock;
}
for (i = 0; i < 8; i++)
if (state->base->demod_in_use[i])
used_demods++;
if (used_demods > 0) {
stat = -EBUSY;
goto unlock;
}
state->demod = state->base->assigned_demod[state->nr] = 0;
if (!state->base->tuner_use_count[input])
mci_set_tuner(fe, input, 1);
state->base->tuner_use_count[input]++;
state->base->iq_mode = (ts_config > 1);
unlock:
mutex_unlock(&state->base->tuner_lock);
if (stat)
return stat;
memset(&cmd, 0, sizeof(cmd));
cmd.command = SX8_CMD_START_IQ;
cmd.dvbs2_search.frequency = p->frequency * 1000;
cmd.dvbs2_search.symbol_rate = p->symbol_rate;
cmd.tuner = state->tuner;
cmd.demod = state->demod;
cmd.output = 7;
mci_config(state, ts_config);
stat = mci_cmd(state, &cmd, NULL);
if (stat)
stop(fe);
return stat;
}
static int set_parameters(struct dvb_frontend *fe)
{
int stat = 0;
struct mci *state = fe->demodulator_priv;
struct dtv_frontend_properties *p = &fe->dtv_property_cache;
u32 ts_config, iq_mode = 0, isi;
if (state->started)
stop(fe);
isi = p->stream_id;
if (isi != NO_STREAM_ID_FILTER) {
iq_mode = (isi & 0x30000000) >> 28;
}
switch (iq_mode) {
case 1:
ts_config = (SX8_TSCONFIG_TSHEADER|SX8_TSCONFIG_MODE_IQ);
break;
case 2:
ts_config = (SX8_TSCONFIG_TSHEADER|SX8_TSCONFIG_MODE_IQ);
break;
default:
ts_config = SX8_TSCONFIG_MODE_NORMAL;
break;
}
if (iq_mode != 2) {
u32 flags = 3;
u32 mask = 3;
if (p->modulation == APSK_16 ||
p->modulation == APSK_32) {
flags = 2;
mask = 15;
}
stat = start(fe, flags, mask, ts_config);
} else {
stat = start_iq(fe, ts_config);
}
if (!stat) {
state->started = 1;
state->first_time_lock = 1;
state->signal_info.status = SX8_DEMOD_WAIT_SIGNAL;
}
return stat;
}
static int tune(struct dvb_frontend *fe, bool re_tune,
unsigned int mode_flags,
unsigned int *delay, enum fe_status *status)
{
int r;
if (re_tune) {
r = set_parameters(fe);
if (r)
return r;
}
r = read_status(fe, status);
if (r)
return r;
if (*status & FE_HAS_LOCK)
return 0;
*delay = HZ / 10;
return 0;
}
static int get_algo(struct dvb_frontend *fe)
{
return DVBFE_ALGO_HW;
}
static int set_input(struct dvb_frontend *fe, int input)
{
struct mci *state = fe->demodulator_priv;
struct dtv_frontend_properties *p = &fe->dtv_property_cache;
state->tuner = p->input = input;
printk("fe %u, input = %u\n", state->nr, input);
return 0;
}
static int sleep(struct dvb_frontend *fe)
{
return 0;
}
static struct dvb_frontend_ops mci_ops = {
.delsys = { SYS_DVBS, SYS_DVBS2 },
.info = {
.name = "DVB-S/S2X",
.frequency_min = 950000,
.frequency_max = 2150000,
.frequency_stepsize = 0,
.frequency_tolerance = 0,
.symbol_rate_min = 100000,
.symbol_rate_max = 100000000,
.caps = FE_CAN_INVERSION_AUTO |
FE_CAN_FEC_AUTO |
FE_CAN_QPSK |
FE_CAN_2G_MODULATION |
FE_CAN_MULTISTREAM,
},
.get_frontend_algo = get_algo,
.tune = tune,
.release = release,
.read_status = read_status,
.set_input = set_input,
.sleep = sleep,
};
static struct mci_base *match_base(void *key)
{
struct mci_base *p;
@ -607,16 +172,16 @@ static int probe(struct mci *state)
return 0;
}
struct dvb_frontend *ddb_mci_attach(struct ddb_input *input, int mci_type, int nr)
struct dvb_frontend *ddb_mci_attach(struct ddb_input *input, struct mci_cfg *cfg, int nr)
{
struct ddb_port *port = input->port;
struct ddb *dev = port->dev;
struct ddb_link *link = &dev->link[port->lnr];
struct mci_base *base;
struct mci *state;
void *key = mci_type ? (void *) port : (void *) link;
void *key = cfg->type ? (void *) port : (void *) link;
state = kzalloc(sizeof(*state), GFP_KERNEL);
state = kzalloc(cfg->state_size, GFP_KERNEL);
if (!state)
return NULL;
@ -625,7 +190,7 @@ struct dvb_frontend *ddb_mci_attach(struct ddb_input *input, int mci_type, int n
base->count++;
state->base = base;
} else {
base = kzalloc(sizeof(*base), GFP_KERNEL);
base = kzalloc(cfg->base_size, GFP_KERNEL);
if (!base)
goto fail;
base->key = key;
@ -641,14 +206,16 @@ struct dvb_frontend *ddb_mci_attach(struct ddb_input *input, int mci_type, int n
goto fail;
}
list_add(&base->mci_list, &mci_list);
if (cfg->base_init)
cfg->base_init(base);
}
state->fe.ops = mci_ops;
memcpy(&state->fe.ops, cfg->fe_ops, sizeof(struct dvb_frontend_ops));
state->fe.demodulator_priv = state;
state->nr = nr;
state->tuner = nr;
state->demod = nr;
if (cfg->init)
cfg->init(state);
return &state->fe;
fail:
kfree(state);

318
ddbridge/ddbridge-mci.h
View File

@ -24,6 +24,22 @@
#ifndef _DDBRIDGE_MCI_H_
#define _DDBRIDGE_MCI_H_
#define SX8_TSINPUT (0x280)
#define MIC_CONTROL (0x500)
#define MIC_PROGMEM_OLD (0x4000)
#define MIC_PROGMEM_OLD_SIZE (0x4000)
#define MIC_PROGMEM (0x8000)
#define MIC_PROGMEM_SIZE (0x8000)
#define MIC_DATAMEM (0x8000)
#define MIC_DATAMEM_SIZE (0x2000)
#define MIC_INTERFACE_IN (0x0600)
#define MIC_INTERFACE_OUT (0x0680)
#define MIC_INTERFACE_VER (0x06F0)
#define MCI_CONTROL (0x500)
#define MCI_COMMAND (0x600)
#define MCI_RESULT (0x680)
@ -52,10 +68,21 @@
#define SX8_TSCONFIG_BURSTSIZE_8K (0x00000020)
#define SX8_TSCONFIG_BURSTSIZE_16K (0x00000030)
/* additional TS input control bits on MaxSX8 DD01:0009 */
#define TS_INPUT_CONTROL_SIZEMASK (0x00000030)
#define TS_INPUT_CONTROL_SIZE188 (0x00000000)
#define TS_INPUT_CONTROL_SIZE192 (0x00000010)
#define TS_INPUT_CONTROL_SIZE196 (0x00000020)
/********************************************************/
#define SX8_DEMOD_STOPPED (0)
#define SX8_DEMOD_IQ_MODE (1)
#define SX8_DEMOD_WAIT_SIGNAL (2)
#define SX8_DEMOD_WAIT_MATYPE (3)
#define SX8_DEMOD_WAIT_FEC (4)
#define SX8_DEMOD_WAIT_FEC_S1 (5)
#define SX8_DEMOD_TIMEOUT (14)
#define SX8_DEMOD_LOCKED (15)
@ -69,10 +96,24 @@
#define MCI_CMD_GETSIGNALINFO (0x03)
#define MCI_CMD_RFPOWER (0x04)
#define MCI_CMD_SEARCH_DVBS (0x10)
#define MCI_CMD_SEARCH_DVBS (0x10)
#define MCI_CMD_SEARCH_DVBC (0x20)
#define MCI_CMD_SEARCH_DVBT (0x21)
#define MCI_CMD_SEARCH_DVBT2 (0x22)
#define MCI_CMD_GET_IQSYMBOL (0x30)
#define MCI_BANDWIDTH_1_7MHZ (0)
#define MCI_BANDWIDTH_5MHZ (1)
#define MCI_BANDWIDTH_6MHZ (2)
#define MCI_BANDWIDTH_7MHZ (3)
#define MCI_BANDWIDTH_8MHZ (4)
#define M4_MODE_SX (2)
#define M4_MODE_C (3)
#define M4_MODE_T (4)
#define M4_MODE_T2 (5)
#define SX8_CMD_INPUT_ENABLE (0x40)
#define SX8_CMD_INPUT_DISABLE (0x41)
#define SX8_CMD_START_IQ (0x42)
@ -80,9 +121,18 @@
#define SX8_CMD_ENABLE_IQOUTPUT (0x44)
#define SX8_CMD_DISABLE_IQOUTPUT (0x45)
#define MCI_ERROR_UNSUPPORTED (0x80)
#define M4_CMD_GET_T2_L1INFO (0x50)
#define MCI_SUCCESS(status) (status < MCI_ERROR_UNSUPPORTED)
#define MCI_STATUS_OK (0x00)
#define MCI_STATUS_UNSUPPORTED (0x80)
#define MCI_STATUS_RETRY (0xFD)
#define MCI_STATUS_NOT_READY (0xFE)
#define MCI_STATUS_ERROR (0xFF)
#define MCI_SUCCESS(status) ((status & MCI_STATUS_UNSUPPORTED) == 0)
/********************************************************/
#define SX8_CMD_DIAG_READ8 (0xE0)
#define SX8_CMD_DIAG_READ32 (0xE1)
@ -102,69 +152,251 @@
struct mci_command {
union {
u32 command_word;
struct {
u8 command;
u8 tuner;
u8 demod;
u8 output;
};
};
union {
u32 params[31];
struct {
u8 flags;
u8 s2_modulation_mask;
u8 rsvd1;
u8 retry;
u32 frequency;
u32 symbol_rate;
u8 input_stream_id;
u8 rsvd2[3];
u32 scrambling_sequence_index;
} dvbs2_search;
};
union {
u32 command_word;
struct {
u8 command;
u8 tuner;
u8 demod;
u8 output;
};
};
union {
u32 params[31];
struct {
u8 flags; /* Bit 0: DVB-S Enabled, 1: DVB-S2 Enabled, 7: InputStreamID*/
/* Bit 0 : QPSK, 1: 8PSK/8APSK, 2 : 16APSK, 3: 32APSK, 4: 64APSK, 5: 128APSK, 6: 256APSK */
u8 s2_modulation_mask;
u8 rsvd1;
u8 retry;
u32 frequency;
u32 symbol_rate;
u8 input_stream_id;
u8 rsvd2[3];
u32 scrambling_sequence_index;
u32 frequency_range;
} dvbs2_search;
struct {
uint8_t flags;
uint8_t bandwidth;
uint8_t rsvd1;
uint8_t retry;
uint32_t frequency;
} dvbc_search;
struct {
uint8_t flags; /* Bit 0: LP Stream */
uint8_t bandwidth;
uint8_t rsvd1;
uint8_t retry;
uint32_t frequency;
} dvbt_Search;
struct {
uint8_t flags; // Bit 0: T2 Lite Profile, 7: PLP,
uint8_t bandwidth;
uint8_t rsvd1;
uint8_t retry;
uint32_t frequency;
uint32_t reserved;
uint8_t plp;
uint8_t rsvd2[3];
} dvbt2_Search;
struct {
uint8_t Tap;
uint8_t Rsvd;
uint16_t Point;
} get_iq_symbol;
struct {
uint8_t flags; // Bit 0 : 0 = VTM, 1 = SCAN. Bit 1: Set Gain
uint8_t roll_off; //
uint8_t rsvd1;
uint8_t rsvd2;
uint32_t frequency;
uint32_t symbol_rate; // Only in VTM mode.
uint16_t gain;
} sx8_start_iq;
struct {
uint8_t flags; // Bit 1:0 = STVVGLNA Gain. 0 = AGC, 1 = 0dB, 2 = Minimum, 3 = Maximum
} sx8_input_enable;
};
};
struct mci_result {
union {
u32 status_word;
struct {
u8 status;
u8 rsvd;
u8 status;
u8 mode;
u16 time;
};
};
union {
u32 result[27];
struct {
u8 standard;
u8 pls_code; /* puncture rate for DVB-S */
u8 roll_off; /* 7-6: rolloff, 5-2: rsrvd, 1:short, 0:pilots */
u8 standard; // 1 = DVB-S, 2 = DVB-S2X
u8 pls_code; /* puncture rate for DVB-S */
u8 roll_off; // 2-0: rolloff
u8 rsvd;
u32 frequency;
u32 symbol_rate;
s16 channel_power;
s16 band_power;
s16 signal_to_noise;
u32 frequency; // actual frequency in Hz
u32 symbol_rate; // actual symbolrate in Hz
s16 channel_power; // channel power in dBm x 100
s16 band_power; // band power in dBm x 100
s16 signal_to_noise; // SNR in dB x 100, Note: negativ values are valid in DVB-S2
s16 rsvd2;
u32 packet_errors;
u32 ber_numerator;
u32 packet_errors; // Counter for packet errors. (set to 0 on Start command)
u32 ber_numerator; // Bit error rate: PreRS in DVB-S, PreBCH in DVB-S2X
u32 ber_denominator;
} dvbs2_signal_info;
struct {
s16 I;
s16 Q;
} dvbs2_signal_iq;
u8 modulation;
u8 rsvd1[3];
u32 frequency; // actual frequency in Hz
u32 symbol_rate; // actual symbolrate in Hz
s16 channel_power; // channel power in dBm x 100
s16 band_power; // band power in dBm x 100
s16 signal_to_noise; // SNR in dB x 100, Note: negativ values are valid in DVB-S2
s16 rsvd2;
u32 packet_errors; // Counter for packet errors. (set to 0 on Start command)
u32 ber_numerator; // Bit error rate: PreRS in DVB-S, PreBCH in DVB-S2X
u32 ber_denominator;
} dvbc_signal_info;
struct {
u8 tps_25_32; // Constellation (2), Hierarchy (3), Coderate HP (3)
u8 tps_33_39; // Coderate LP (3), Guardinterval (2), FFT (2), 0 (1)
u16 tps_cell_id; // Cell Identifier
u32 frequency; // actual frequency in Hz
u32 rsvd1; //
s16 channel_power; // channel power in dBm x 100
s16 band_power; // band power in dBm x 100
s16 signal_to_noise; // SNR in dB x 100, Note: negativ values are valid in DVB-S2
s16 rsvd2;
u32 packet_errors; // Counter for packet errors. (set to 0 on Start command)
u32 ber_numerator; // Bit error rate: PreRS in DVB-S, PreBCH in DVB-S2X
u32 ber_denominator;
} dvbt_signal_info;
struct {
u32 Rsvd0 ; //
u32 frequency; // actual frequency in Hz
u32 rsvd1; //
s16 channel_power; // channel power in dBm x 100
s16 band_power; // band power in dBm x 100
s16 signal_to_noise; // SNR in dB x 100, Note: negativ values are valid in DVB-S2
s16 rsvd2;
u32 packet_errors; // Counter for packet errors. (set to 0 on Start command)
u32 ber_numerator; // Bit error rate: PreRS in DVB-S, PreBCH in DVB-S2X
u32 ber_denominator;
} dvbt2_signal_info;
struct {
s16 i;
s16 q;
} iq_symbol;
struct {
u8 t2_l1_pre[37];
u8 t2_l1_post[15];
u8 t2_l1_post_d[19];
u8 t2_l1_post_c[19];
} dvbt2_l1_info;
};
u32 version[4];
};
struct mci_cfg {
// Helper Macros
// DVB-T2 L1-Pre Signalling Data ( ETSI EN 302 755 V1.4.1 Chapter 7.2.2 )
#define L1PRE_TYPE(p) ((p)[0] & 0xFF)
#define L1PRE_BWT_EXT(p) ((p)[1] & 0x01)
#define L1PRE_S1(p) ((p)[2] & 0x07)
#define L1PRE_S2(p) ((p)[3] & 0x0F)
#define L1PRE_L1_REPETITION_FLAG(p) ((p)[4] & 0x01)
#define L1PRE_GUARD_INTERVAL(p) ((p)[5] & 0x07)
#define L1PRE_PAPR(p) ((p)[6] & 0x0F)
#define L1PRE_L1_MOD(p) ((p)[7] & 0x0F)
#define L1PRE_L1_COD(p) ((p)[8] & 0x03)
#define L1PRE_L1_FEC_TYPE(p) ((p)[9] & 0x03)
#define L1PRE_L1_POST_SIZE(p) (((u32)((p)[10] & 0x03) << 16) | ((u32)(p)[11] << 8) | (p)[12])
#define L1PRE_L1_POST_INFO_SIZE(p) (((u32)((p)[13] & 0x03) << 16) | ((u32)(p)[14] << 8) | (p)[15])
#define L1PRE_PILOT_PATTERN(p) ((p)[16] & 0x0F)
#define L1PRE_TX_ID_AVAILABILITY(p) ((p)[17] & 0xFF)
#define L1PRE_CELL_ID(p) (((u16)(p)[18] << 8) | (p)[19])
#define L1PRE_NETWORK_ID(p) (((u16)(p)[20] << 8) | (p)[21])
#define L1PRE_T2_SYSTEM_ID(p) (((u16)(p)[22] << 8) | (p)[23])
#define L1PRE_NUM_T2_FRAMES(p) ((p)[24] & 0xFF)
#define L1PRE_NUM_DATA_SYMBOLS(p) (((u16)((p)[25] & 0x0F) << 8) | (p)[26])
#define L1PRE_REGEN_FLAG(p) ((p)[27] & 0x07)
#define L1PRE_L1_POST_EXTENSION(p) ((p)[28] & 0x01)
#define L1PRE_NUM_RF(p) ((p)[29] & 0x07)
#define L1PRE_CURRENT_RF_IDX(p) ((p)[30] & 0x07)
#define L1PRE_T2_VERSION(p) ((((p)[31] & 0x03) << 2) | (((p)[32] & 0xC0) >> 6))
#define L1PRE_L1_POST_SCRAMBLED(p) (((p)[32] & 0x20) >> 5)
#define L1PRE_T2_BASE_LITE(p) (((p)[32] & 0x10) >> 4)
// DVB-T2 L1-Post Signalling Data ( ETSI EN 302 755 V1.4.1 Chapter 7.2.3 )
#define L1POST_SUB_SLICES_PER_FRAME(p) (((u16)(p)[ 0] & 0x7F) | (p)[ 1])
#define L1POST_NUM_PLP(p) ((p)[2] & 0xFF)
#define L1POST_NUM_AUX(p) ((p)[3] & 0x0F)
#define L1POST_AUX_CONFIG_RFU(p) ((p)[4] & 0xFF)
#define L1POST_RF_IDX(p) ((p)[5] & 0x07)
#define L1POST_FREQUENCY(p) (((u32)(p)[6] << 24) | ((u32)(p)[7] << 16) | ((u32)(p)[8] << 8) | (p)[9])
#define L1POST_FEF_TYPE(p) ((p)[10] & 0x0F)
#define L1POST_FEF_LENGTH(p) (((u32)(p)[11] << 16) | ((u32)(p)[12] << 8) | (p)[13])
#define L1POST_FEF_INTERVAL(p) ((p)[14] & 0xFF)
// Repeated for each PLP,
// Hardware is restricted to retrieve only values for current data PLP and common PLP
#define L1POST_PLP_ID(p) ((p)[0] & 0xFF)
#define L1POST_PLP_TYPE(p) ((p)[1] & 0x07)
#define L1POST_PLP_PAYLOAD_TYPE(p) ((p)[2] & 0x1F)
#define L1POST_FF_FLAG(p) ((p)[3] & 0x01)
#define L1POST_FIRST_RF_IDX(p) ((p)[4] & 0x07)
#define L1POST_FIRST_FRAME_IDX(p) ((p)[5] & 0xFF)
#define L1POST_PLP_GROUP_ID(p) ((p)[6] & 0xFF)
#define L1POST_PLP_COD(p) ((p)[7] & 0x07)
#define L1POST_PLP_MOD(p) ((p)[8] & 0x07)
#define L1POST_PLP_ROTATION(p) ((p)[9] & 0x01)
#define L1POST_PLP_FEC_TYPE(p) ((p)[10] & 0x03)
#define L1POST_PLP_NUM_BLOCKS_MAX(p) (((u16)((p)[11] & 0x03) << 8) | (p)[12])
#define L1POST_FRAME_INTERVAL(p) ((p)[13] & 0xFF)
#define L1POST_TIME_IL_LENGTH(p) ((p)[14] & 0xFF)
#define L1POST_TIME_IL_TYPE(p) ((p)[15] & 0x01)
#define L1POST_IN_BAND_A_FLAG(p) ((p)[16] & 0x01)
#define L1POST_IN_BAND_B_FLAG(p) (((p)[17] >> 7) & 0x01)
#define L1POST_RESERVED_1(p) (((u16)((p)[17] & 0x7F) << 4) | ((p)[18] & 0xF0) >> 4)
#define L1POST_PLP_MODE(p) (((p)[18] >> 2) & 0x03)
#define L1POST_STATIC_FLAG(p) (((p)[18] >> 1) & 0x01)
#define L1POST_STATIC_PADDING_FLAG(p) (((p)[18] >> 1) & 0x01)
struct mci_base {
struct list_head mci_list;
void *key;
struct ddb_link *link;
struct completion completion;
struct i2c_adapter *i2c;
struct mutex i2c_lock;
struct mutex tuner_lock;
struct mutex mci_lock;
int count;
int type;
};
struct dvb_frontend *ddb_mci_attach(struct ddb_input *input, int mci_type, int nr);
struct mci {
struct mci_base *base;
struct dvb_frontend fe;
int nr;
int demod;
int tuner;
};
int ddb_mci_cmd(struct mci *state, struct mci_command *command, struct mci_result *result);
int ddb_mci_cmd_raw(struct mci *state, struct mci_command *command, u32 command_len,
struct mci_result *result, u32 result_len);
int ddb_mci_config(struct mci *state, u32 config);
#endif

38
ddbridge/ddbridge-regs.h
View File

@ -21,12 +21,16 @@
/* Register Definitions */
#define CUR_REGISTERMAP_VERSION_V1 0x00010001
#define CUR_REGISTERMAP_VERSION_V2 0x00020000
#define CUR_REGISTERMAP_VERSION_022X 0x00020001
#define CUR_REGISTERMAP_VERSION 0x10004
#define CUR_REGISTERMAP_VERSION_0007 0x10002
#define CUR_REGISTERMAP_VERSION_0008 0x10002
#define CUR_REGISTERMAP_VERSION_CI 0x10000
#define CUR_REGISTERMAP_VERSION_CI_PRO 0x10000
#define HARDWARE_VERSION 0x00000000
#define REGISTERMAP_VERSION 0x00000004
#define HARDWARE_VERSION 0x0000
#define REGISTERMAP_VERSION 0x0004
#define DEVICE_ID 0x0008
#define BOARD_ID 0x000C
/* ------------------------------------------------------------------------- */
/* SPI Controller */
@ -44,13 +48,6 @@
/* ------------------------------------------------------------------------- */
/* MDIO */
#if 0
#define MDIO_CTRL 0x20
#define MDIO_ADR 0x24
#define MDIO_REG 0x28
#define MDIO_VAL 0x2C
#endif
#define MDIO_CTRL_OFF 0x00
#define MDIO_ADR_OFF 0x04
#define MDIO_REG_OFF 0x08
@ -155,7 +152,9 @@
#define TEMPMON_CONTROL_SCAN (0x00000001)
#define TEMPMON_CONTROL_AUTOSCAN (0x00000002)
#define TEMPMON_CONTROL_INTENABLE (0x00000004)
#define TEMPMON_CONTROL_CLEAR (0x00000008)
#define TEMPMON_CONTROL_OVERTEMP (0x00008000)
#define TEMPMON_STATUS_SHUTDOWN (0x00008000)
/* Temperature in C x 256 */
#define TEMPMON_CORE (TEMPMON_BASE + 0x04)
@ -167,6 +166,9 @@
#define TEMPMON_FANPWM (0x00000F00) /* PWM speed in 10% steps */
#define TEMPMON_FANTACHO (0x000000FF) /* Rotations in 100/min steps */
#define TEMPMON_INTERRUPT_V1 (24)
#define TEMPMON_INTERRUPT_V1_MASK (1<<24)
/* V1 Temperature Monitor
* Temperature Monitor TEMPMON_CONTROL & 0x8000 == 0 : ( 2x LM75A @ 0x90,0x92 )
* Temperature Monitor TEMPMON_CONTROL & 0x8000 == 1 :
@ -191,6 +193,7 @@
/* SHORT Temperature in C x 256 (ADM1032 ext) */
#define TEMPMON2_DACCORE (TEMPMON_SENSOR2)
/* ------------------------------------------------------------------------- */
/* I2C Master Controller */
@ -230,6 +233,10 @@
#define TS_CONTROL(_io) ((_io)->regs + 0x00)
#define TS_CONTROL2(_io) ((_io)->regs + 0x04)
#define TS_INPUT_CONTROL_ENABLE (0x00000001)
#define TS_INPUT_CONTROL_RESET (0x00000002)
#define TS_INPUT_CONTROL_SKIPERROR (0x00000008)
/* ------------------------------------------------------------------------- */
/* DMA Buffer */
@ -255,12 +262,19 @@
#define LNB_BUSY BIT_ULL(4)
#define LNB_TONE BIT_ULL(15)
#define LNB_INTERRUPT_BASE 4
#define LNB_STATUS(i) (LNB_BASE + (i) * 0x20 + 0x04)
#define LNB_VOLTAGE(i) (LNB_BASE + (i) * 0x20 + 0x08)
#define LNB_CONFIG(i) (LNB_BASE + (i) * 0x20 + 0x0c)
#define LNB_BUF_LEVEL(i) (LNB_BASE + (i) * 0x20 + 0x10)
#define LNB_BUF_WRITE(i) (LNB_BASE + (i) * 0x20 + 0x14)
#define LNB_SETTING(i) (LNB_BASE + (i) * 0x20 + 0x0c)
#define LNB_FIFO_LEVEL(i) (LNB_BASE + (i) * 0x20 + 0x10)
#define LNB_RESET_FIFO(i) (LNB_BASE + (i) * 0x20 + 0x10)
#define LNB_WRITE_FIFO(i) (LNB_BASE + (i) * 0x20 + 0x14)
/* ------------------------------------------------------------------------- */
/* CI Interface (only CI-Bridge) */

522
ddbridge/ddbridge-sx8.c Normal file
View File

@ -0,0 +1,522 @@
/*
* ddbridge-sx8.c: Digital Devices MAX SX8 driver
*
* Copyright (C) 2018 Digital Devices GmbH
* Marcus Metzler <mocm@metzlerbros.de>
* Ralph Metzler <rjkm@metzlerbros.de>
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* version 2 only, as published by the Free Software Foundation.
*
*
* 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, point your browser to
* http://www.gnu.org/copyleft/gpl.html
*/
#include "ddbridge.h"
#include "ddbridge-io.h"
#include "ddbridge-i2c.h"
#include "ddbridge-mci.h"
static const u32 MCLK = (1550000000 / 12);
static const u32 MAX_LDPC_BITRATE = (720000000);
static const u32 MAX_DEMOD_LDPC_BITRATE = (1550000000 / 6);
#define SX8_TUNER_NUM 4
#define SX8_DEMOD_NUM 8
#define SX8_DEMOD_NONE 0xff
struct sx8_base {
struct mci_base mci_base;
u8 tuner_use_count[SX8_TUNER_NUM];
u32 gain_mode[SX8_TUNER_NUM];
u32 used_ldpc_bitrate[SX8_DEMOD_NUM];
u8 demod_in_use[SX8_DEMOD_NUM];
u32 iq_mode;
u32 burst_size;
u32 direct_mode;
};
struct sx8 {
struct mci mci;
int first_time_lock;
int started;
struct mci_result signal_info;
u32 bb_mode;
u32 local_frequency;
};
static const u8 dvbs2_bits_per_symbol[] = {
0, 0, 0, 0,
/* S2 QPSK */
2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
/* S2 8PSK */
3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3,
3, 3, 3, 3, 3, 3, 3, 3,
/* S2 16APSK */
4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4,
4, 4, 4, 4, 4, 4, 4, 4,
/* S2 32APSK */
5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5,
5, 5, 5, 5,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
3, 0, 4, 0,
2, 2, 2, 2, 2, 2, // S2X QPSK
3, 3, 3, 3, 3, 3, 3, 3, 3, 3, // S2X 8PSK
4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, // S2X 16APSK
5, 5, 5, 5, 5, 5, 5, 5, 5, 5, // S2X 32APSK
6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, // S2X 64APSK
7, 7, 7, 7, // S2X 128APSK
8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, // S2X 256APSK
2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, // S2X QPSK
3, 3, 3, 3, 3, 3, 3, 3, // S2X 8PSK
4, 4, 4, 4, 4, 4, 4, 4, 4, 4, // S2X 16APSK
5, 5, 5, 5, // S2X 32APSK
3, 4, 5, 6, 8, 10,
};
static void release(struct dvb_frontend *fe)
{
struct sx8 *state = fe->demodulator_priv;
struct mci_base *mci_base = state->mci.base;
mci_base->count--;
if (mci_base->count == 0) {
list_del(&mci_base->mci_list);
kfree(mci_base);
}
kfree(state);
}
static int get_info(struct dvb_frontend *fe)
{
int stat;
struct sx8 *state = fe->demodulator_priv;
struct mci_command cmd;
memset(&cmd, 0, sizeof(cmd));
cmd.command = MCI_CMD_GETSIGNALINFO;
cmd.demod = state->mci.demod;
stat = ddb_mci_cmd(&state->mci, &cmd, &state->signal_info);
return stat;
}
static int get_snr(struct dvb_frontend *fe)
{
struct sx8 *state = fe->demodulator_priv;
struct dtv_frontend_properties *p = &fe->dtv_property_cache;
p->cnr.len = 1;
p->cnr.stat[0].scale = FE_SCALE_DECIBEL;
p->cnr.stat[0].svalue = (s64) state->signal_info.dvbs2_signal_info.signal_to_noise * 10;
return 0;
}
static int get_strength(struct dvb_frontend *fe)
{
struct sx8 *state = fe->demodulator_priv;
struct dtv_frontend_properties *p = &fe->dtv_property_cache;
s32 str;
str = 100000 - (state->signal_info.dvbs2_signal_info.channel_power * 10 + 108750);
p->strength.len = 1;
p->strength.stat[0].scale = FE_SCALE_DECIBEL;
p->strength.stat[0].svalue = str;
return 0;
}
static int read_status(struct dvb_frontend *fe, enum fe_status *status)
{
int stat;
struct sx8 *state = fe->demodulator_priv;
struct mci_command cmd;
u32 val;
struct mci_result *res = (struct mci_result *)&val;
cmd.command = MCI_CMD_GETSTATUS;
cmd.demod = state->mci.demod;
stat = ddb_mci_cmd_raw(&state->mci, &cmd, 1, res, 1);
if (stat)
return stat;
*status = 0x00;
get_info(fe);
get_strength(fe);
if (res->status == SX8_DEMOD_WAIT_MATYPE)
*status = 0x0f;
if (res->status == SX8_DEMOD_LOCKED) {
*status = 0x1f;
get_snr(fe);
}
return stat;
}
static int mci_set_tuner(struct dvb_frontend *fe, u32 tuner, u32 on)
{
struct sx8 *state = fe->demodulator_priv;
struct mci_base *mci_base = state->mci.base;
struct sx8_base *sx8_base = (struct sx8_base *) mci_base;
struct mci_command cmd;
memset(&cmd, 0, sizeof(cmd));
cmd.tuner = state->mci.tuner;
cmd.command = on ? SX8_CMD_INPUT_ENABLE : SX8_CMD_INPUT_DISABLE;
cmd.sx8_input_enable.flags = sx8_base->gain_mode[state->mci.tuner];
return ddb_mci_cmd(&state->mci, &cmd, NULL);
}
static int stop(struct dvb_frontend *fe)
{
struct sx8 *state = fe->demodulator_priv;
struct mci_base *mci_base = state->mci.base;
struct sx8_base *sx8_base = (struct sx8_base *) mci_base;
struct mci_command cmd;
u32 input = state->mci.tuner;
memset(&cmd, 0, sizeof(cmd));
if (state->mci.demod != SX8_DEMOD_NONE) {
cmd.command = MCI_CMD_STOP;
cmd.demod = state->mci.demod;
ddb_mci_cmd(&state->mci, &cmd, NULL);
if (sx8_base->iq_mode) {
cmd.command = SX8_CMD_DISABLE_IQOUTPUT;
cmd.demod = state->mci.demod;
cmd.output = 0;
ddb_mci_cmd(&state->mci, &cmd, NULL);
ddb_mci_config(&state->mci, SX8_TSCONFIG_MODE_NORMAL);
}
}
mutex_lock(&mci_base->tuner_lock);
sx8_base->tuner_use_count[input]--;
if (!sx8_base->tuner_use_count[input])
mci_set_tuner(fe, input, 0);
if (state->mci.demod != SX8_DEMOD_NONE) {
sx8_base->demod_in_use[state->mci.demod] = 0;
state->mci.demod = SX8_DEMOD_NONE;
}
sx8_base->used_ldpc_bitrate[state->mci.nr] = 0;
sx8_base->iq_mode = 0;
mutex_unlock(&mci_base->tuner_lock);
state->started = 0;
return 0;
}
static int start(struct dvb_frontend *fe, u32 flags, u32 modmask, u32 ts_config)
{
struct sx8 *state = fe->demodulator_priv;
struct mci_base *mci_base = state->mci.base;
struct sx8_base *sx8_base = (struct sx8_base *) mci_base;
struct dtv_frontend_properties *p = &fe->dtv_property_cache;
static const u32 MAX_DEMOD_LDPC_BITRATE = (1550000000 / 6);
u32 used_ldpc_bitrate = 0, free_ldpc_bitrate;
u32 used_demods = 0;
struct mci_command cmd;
u32 input = state->mci.tuner;
u32 bits_per_symbol = 0;
int i = -1, stat = 0;
if (p->symbol_rate >= MCLK / 2)
flags &= ~1;
if ((flags & 3) == 0)
return -EINVAL;
if (flags & 2) {
u32 tmp = modmask;
bits_per_symbol = 1;
while (tmp & 1) {
tmp >>= 1;
bits_per_symbol++;
}
}
mutex_lock(&mci_base->tuner_lock);
if (sx8_base->iq_mode) {
stat = -EBUSY;
goto unlock;
}
if (sx8_base->direct_mode) {
if (p->symbol_rate >= MCLK / 2) {
if (state->mci.nr < 4)
i = state->mci.nr;
} else {
i = state->mci.nr;
}
} else {
for (i = 0; i < SX8_DEMOD_NUM; i++) {
used_ldpc_bitrate += sx8_base->used_ldpc_bitrate[i];
if (sx8_base->demod_in_use[i])
used_demods++;
}
if ((used_ldpc_bitrate >= MAX_LDPC_BITRATE) ||
((ts_config & SX8_TSCONFIG_MODE_MASK) >
SX8_TSCONFIG_MODE_NORMAL && used_demods > 0)) {
stat = -EBUSY;
goto unlock;
}
free_ldpc_bitrate = MAX_LDPC_BITRATE - used_ldpc_bitrate;
if (free_ldpc_bitrate > MAX_DEMOD_LDPC_BITRATE)
free_ldpc_bitrate = MAX_DEMOD_LDPC_BITRATE;
while (p->symbol_rate * bits_per_symbol > free_ldpc_bitrate)
bits_per_symbol--;
if (bits_per_symbol < 2) {
stat = -EBUSY;
goto unlock;
}
modmask &= ((1 << (bits_per_symbol - 1)) - 1);
if( ((flags & 0x02) != 0) && (modmask == 0)) {
stat = -EBUSY;
goto unlock;
}
i = (p->symbol_rate > MCLK / 2) ? 3 : 7;
while (i >= 0 && sx8_base->demod_in_use[i])
i--;
}
if (i < 0) {
stat = -EBUSY;
goto unlock;
}
sx8_base->demod_in_use[i] = 1;
sx8_base->used_ldpc_bitrate[state->mci.nr] = p->symbol_rate * bits_per_symbol;
state->mci.demod = i;
if (!sx8_base->tuner_use_count[input])
mci_set_tuner(fe, input, 1);
sx8_base->tuner_use_count[input]++;
sx8_base->iq_mode = (ts_config > 1);
unlock:
mutex_unlock(&mci_base->tuner_lock);
if (stat)
return stat;
memset(&cmd, 0, sizeof(cmd));
if (sx8_base->iq_mode) {
cmd.command = SX8_CMD_ENABLE_IQOUTPUT;
cmd.demod = state->mci.demod;
cmd.output = 0;
ddb_mci_cmd(&state->mci, &cmd, NULL);
ddb_mci_config(&state->mci, ts_config);
}
if (p->stream_id != NO_STREAM_ID_FILTER && p->stream_id != 0x80000000)
flags |= 0x80;
printk("frontend %u: tuner=%u demod=%u\n", state->mci.nr, state->mci.tuner, state->mci.demod);
cmd.command = MCI_CMD_SEARCH_DVBS;
cmd.dvbs2_search.flags = flags;
cmd.dvbs2_search.s2_modulation_mask = modmask;
cmd.dvbs2_search.retry = 2;
cmd.dvbs2_search.frequency = p->frequency * 1000;
cmd.dvbs2_search.symbol_rate = p->symbol_rate;
cmd.dvbs2_search.scrambling_sequence_index =
p->scrambling_sequence_index;
cmd.dvbs2_search.input_stream_id = p->stream_id;
cmd.tuner = state->mci.tuner;
cmd.demod = state->mci.demod;
cmd.output = state->mci.nr;
if (p->stream_id == 0x80000000)
cmd.output |= 0x80;
stat = ddb_mci_cmd(&state->mci, &cmd, NULL);
if (stat)
stop(fe);
return stat;
}
static int start_iq(struct dvb_frontend *fe, u32 flags, u32 roll_off, u32 ts_config)
{
struct sx8 *state = fe->demodulator_priv;
struct mci_base *mci_base = state->mci.base;
struct sx8_base *sx8_base = (struct sx8_base *) mci_base;
struct dtv_frontend_properties *p = &fe->dtv_property_cache;
u32 used_demods = 0;
struct mci_command cmd;
u32 input = state->mci.tuner;
int i, stat = 0;
mutex_lock(&mci_base->tuner_lock);
if (sx8_base->iq_mode) {
stat = -EBUSY;
goto unlock;
}
for (i = 0; i < SX8_DEMOD_NUM; i++)
if (sx8_base->demod_in_use[i])
used_demods++;
if (used_demods > 0) {
stat = -EBUSY;
goto unlock;
}
state->mci.demod = 0;
if (!sx8_base->tuner_use_count[input])
mci_set_tuner(fe, input, 1);
sx8_base->tuner_use_count[input]++;
sx8_base->iq_mode = (ts_config > 1);
unlock:
mutex_unlock(&mci_base->tuner_lock);
if (stat)
return stat;
memset(&cmd, 0, sizeof(cmd));
cmd.command = SX8_CMD_START_IQ;
cmd.sx8_start_iq.flags = flags;
cmd.sx8_start_iq.roll_off = roll_off;
cmd.sx8_start_iq.frequency = p->frequency * 1000;
cmd.sx8_start_iq.symbol_rate = p->symbol_rate;
cmd.tuner = state->mci.tuner;
cmd.demod = state->mci.demod;
stat = ddb_mci_cmd(&state->mci, &cmd, NULL);
if (stat)
stop(fe);
ddb_mci_config(&state->mci, ts_config);
return stat;
}
static int set_parameters(struct dvb_frontend *fe)
{
int stat = 0;
struct sx8 *state = fe->demodulator_priv;
struct dtv_frontend_properties *p = &fe->dtv_property_cache;
u32 ts_config = SX8_TSCONFIG_MODE_NORMAL, iq_mode = 0, isi;
if (state->started)
stop(fe);
isi = p->stream_id;
if (isi != NO_STREAM_ID_FILTER) {
iq_mode = (isi & 0x30000000) >> 28;
}
if (iq_mode)
ts_config = (SX8_TSCONFIG_TSHEADER | SX8_TSCONFIG_MODE_IQ);
if (iq_mode < 3) {
u32 flags = 3;
u32 mask = 0x7f;
if (p->modulation == APSK_16 ||
p->modulation == APSK_32) {
flags = 2;
mask = 0x0f;
}
stat = start(fe, flags, mask, ts_config);
} else {
u32 flags = (iq_mode == 2) ? 1 : 0;
stat = start_iq(fe, flags, 4, ts_config);
}
if (!stat) {
state->started = 1;
state->first_time_lock = 1;
state->signal_info.status = SX8_DEMOD_WAIT_SIGNAL;
}
return stat;
}
static int tune(struct dvb_frontend *fe, bool re_tune,
unsigned int mode_flags,
unsigned int *delay, enum fe_status *status)
{
int r;
if (re_tune) {
r = set_parameters(fe);
if (r)
return r;
}
r = read_status(fe, status);
if (r)
return r;
if (*status & FE_HAS_LOCK)
return 0;
*delay = HZ / 10;
return 0;
}
static int get_algo(struct dvb_frontend *fe)
{
return DVBFE_ALGO_HW;
}
static int set_input(struct dvb_frontend *fe, int input)
{
struct sx8 *state = fe->demodulator_priv;
struct dtv_frontend_properties *p = &fe->dtv_property_cache;
if (input >= SX8_TUNER_NUM)
return -EINVAL;
state->mci.tuner = p->input = input;
printk("fe %u, input = %u\n", state->mci.nr, input);
return 0;
}
static int sleep(struct dvb_frontend *fe)
{
return 0;
}
static struct dvb_frontend_ops sx8_ops = {
.delsys = { SYS_DVBS, SYS_DVBS2 },
.info = {
.name = "DVB-S/S2X",
.frequency_min = 950000,
.frequency_max = 2150000,
.frequency_stepsize = 0,
.frequency_tolerance = 0,
.symbol_rate_min = 100000,
.symbol_rate_max = 100000000,
.caps = FE_CAN_INVERSION_AUTO |
FE_CAN_FEC_AUTO |
FE_CAN_QPSK |
FE_CAN_2G_MODULATION |
FE_CAN_MULTISTREAM,
},
.get_frontend_algo = get_algo,
.tune = tune,
.release = release,
.read_status = read_status,
.set_input = set_input,
.sleep = sleep,
};
static int init(struct mci *mci)
{
struct sx8 *state = (struct sx8 *) mci;
state->mci.demod = SX8_DEMOD_NONE;
return 0;
}
static int base_init(struct mci_base *mci_base)
{
//struct sx8_base *base = (struct sx8_base *) mci_base;
return 0;
}
struct mci_cfg ddb_max_sx8_cfg = {
.type = 0,
.fe_ops = &sx8_ops,
.base_size = sizeof(struct sx8_base),
.state_size = sizeof(struct sx8),
.init = init,
.base_init = base_init,
};

23
ddbridge/ddbridge.h
View File

@ -92,6 +92,7 @@
#include "mxl5xx.h"
#include "ddbridge-regs.h"
#include "ddbridge-mci.h"
#define DDB_MAX_I2C 32
#define DDB_MAX_PORT 32
@ -157,21 +158,24 @@ struct ddb_info {
u32 version;
char *name;
u32 i2c_mask;
u32 board_control;
u32 board_control_2;
u8 port_num;
u8 led_num;
u8 fan_num;
u8 temp_num;
u8 temp_bus;
u32 board_control;
u32 board_control_2;
u8 ns_num;
u8 con_clock; /* use a continuous clock */
u8 ts_quirks;
u8 mci;
#define TS_QUIRK_SERIAL 1
#define TS_QUIRK_REVERSED 2
#define TS_QUIRK_NO_OUTPUT 4
#define TS_QUIRK_ALT_OSC 8
u8 mci_ports;
u8 mci_type;
u32 tempmon_irq;
u32 lostlock_irq;
u32 mdio_base;
@ -557,10 +561,21 @@ void ddb_i2c_release(struct ddb *dev);
int ddb_ci_attach(struct ddb_port *port, u32 bitrate);
int ddb_fe_attach_mxl5xx(struct ddb_input *input);
int ddb_fe_attach_mci(struct ddb_input *input);
int ddb_fe_attach_mci(struct ddb_input *input, u32 type);
int ddb_lnb_init_fmode(struct ddb *dev, struct ddb_link *link, u32 fm);
struct ddb_irq *ddb_irq_set(struct ddb *dev, u32 link, u32 nr,
void (*handler)(void *), void *data);
struct mci_cfg {
int type;
struct dvb_frontend_ops *fe_ops;
u32 base_size;
u32 state_size;
int (*init)(struct mci *mci);
int (*base_init)(struct mci_base *mci_base);
};
struct dvb_frontend *ddb_mci_attach(struct ddb_input *input, struct mci_cfg *cfg, int nr);
#endif