libsigrok/src/hardware/rohde-schwarz-sme-0x/api.c

293 lines
6.3 KiB
C

/*
* This file is part of the libsigrok project.
*
* Copyright (C) 2016 Vlad Ivanov <vlad.ivanov@lab-systems.ru>
*
* 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 3 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, see <http://www.gnu.org/licenses/>.
*/
#include <config.h>
#include <libserialport.h>
#include <scpi.h>
#include <string.h>
#include "protocol.h"
SR_PRIV struct sr_dev_driver rohde_schwarz_sme_0x_driver_info;
static const char *manufacturer = "Rohde&Schwarz";
static const struct rs_device_model device_models[] = {
{
.model_str = "SME02",
.freq_max = SR_GHZ(1.5),
.freq_min = SR_KHZ(5),
.power_max = 16,
.power_min = -144,
},
{
.model_str = "SME03E",
.freq_max = SR_GHZ(2.2),
.freq_min = SR_KHZ(5),
.power_max = 16,
.power_min = -144,
},
{
.model_str = "SME03A",
.freq_max = SR_GHZ(3),
.freq_min = SR_KHZ(5),
.power_max = 16,
.power_min = -144,
},
{
.model_str = "SME03",
.freq_max = SR_GHZ(3),
.freq_min = SR_KHZ(5),
.power_max = 16,
.power_min = -144,
},
{
.model_str = "SME06",
.freq_max = SR_GHZ(1.5),
.freq_min = SR_KHZ(5),
.power_max = 16,
.power_min = -144,
}
};
static const uint32_t scanopts[] = {
SR_CONF_CONN,
SR_CONF_SERIALCOMM,
};
static const uint32_t drvopts[] = {
SR_CONF_SIGNAL_GENERATOR,
};
static const uint32_t devopts[] = {
SR_CONF_OUTPUT_FREQUENCY | SR_CONF_GET | SR_CONF_SET | SR_CONF_LIST,
SR_CONF_AMPLITUDE | SR_CONF_GET | SR_CONF_SET | SR_CONF_LIST,
};
static int rs_init_device(struct sr_dev_inst *sdi)
{
struct dev_context *devc;
uint8_t model_found;
devc = sdi->priv;
model_found = 0;
for (size_t i = 0; i < ARRAY_SIZE(device_models); i++) {
if (!strcmp(device_models[i].model_str, sdi->model)) {
model_found = 1;
devc->model_config = &device_models[i];
break;
}
}
if (!model_found) {
sr_dbg("Device %s %s is not supported by this driver.",
manufacturer, sdi->model);
return SR_ERR_NA;
}
return SR_OK;
}
static struct sr_dev_inst *rs_probe_serial_device(struct sr_scpi_dev_inst *scpi)
{
struct sr_dev_inst *sdi;
struct dev_context *devc;
struct sr_scpi_hw_info *hw_info;
sdi = NULL;
devc = NULL;
hw_info = NULL;
rs_sme0x_mode_remote(scpi);
if (sr_scpi_get_hw_id(scpi, &hw_info) != SR_OK)
goto fail;
if (strcmp(hw_info->manufacturer, manufacturer) != 0)
goto fail;
sdi = g_malloc0(sizeof(struct sr_dev_inst));
sdi->vendor = g_strdup(hw_info->manufacturer);
sdi->model = g_strdup(hw_info->model);
sdi->version = g_strdup(hw_info->firmware_version);
sdi->serial_num = g_strdup(hw_info->serial_number);
sdi->driver = &rohde_schwarz_sme_0x_driver_info;
sdi->inst_type = SR_INST_SCPI;
sdi->conn = scpi;
sr_scpi_hw_info_free(hw_info);
hw_info = NULL;
devc = g_malloc0(sizeof(struct dev_context));
sdi->priv = devc;
if (rs_init_device(sdi) != SR_OK)
goto fail;
return sdi;
fail:
sr_scpi_hw_info_free(hw_info);
sr_dev_inst_free(sdi);
g_free(devc);
return NULL;
}
static GSList *scan(struct sr_dev_driver *di, GSList *options)
{
return sr_scpi_scan(di->context, options, rs_probe_serial_device);
}
static int dev_clear(const struct sr_dev_driver *di)
{
return std_dev_clear(di, NULL);
}
static int dev_open(struct sr_dev_inst *sdi)
{
if ((sdi->status != SR_ST_ACTIVE) && (sr_scpi_open(sdi->conn) != SR_OK))
return SR_ERR;
sdi->status = SR_ST_ACTIVE;
return SR_OK;
}
static int dev_close(struct sr_dev_inst *sdi)
{
if (sdi->status == SR_ST_INACTIVE)
return SR_OK;
sr_scpi_close(sdi->conn);
sdi->status = SR_ST_INACTIVE;
return SR_OK;
}
static int config_get(uint32_t key, GVariant **data,
const struct sr_dev_inst *sdi, const struct sr_channel_group *cg)
{
double value_f;
(void) cg;
switch (key) {
case SR_CONF_OUTPUT_FREQUENCY:
rs_sme0x_get_freq(sdi, &value_f);
*data = g_variant_new_double(value_f);
break;
case SR_CONF_AMPLITUDE:
rs_sme0x_get_power(sdi, &value_f);
*data = g_variant_new_double(value_f);
break;
default:
return SR_ERR_NA;
}
return SR_OK;
}
static int config_set(uint32_t key, GVariant *data,
const struct sr_dev_inst *sdi, const struct sr_channel_group *cg)
{
double value_f;
(void)cg;
if (!sdi)
return SR_ERR_ARG;
if (sdi->status != SR_ST_ACTIVE)
return SR_ERR_DEV_CLOSED;
switch (key) {
case SR_CONF_OUTPUT_FREQUENCY:
value_f = g_variant_get_double(data);
rs_sme0x_set_freq(sdi, value_f);
break;
case SR_CONF_AMPLITUDE:
value_f = g_variant_get_double(data);
rs_sme0x_set_power(sdi, value_f);
break;
default:
return SR_ERR_NA;
}
return SR_OK;
}
static int config_list(uint32_t key, GVariant **data,
const struct sr_dev_inst *sdi, const struct sr_channel_group *cg)
{
(void)sdi;
(void)cg;
/* Return drvopts without sdi (and devopts with sdi, see below). */
if (key == SR_CONF_DEVICE_OPTIONS && !sdi) {
*data = g_variant_new_fixed_array(G_VARIANT_TYPE_UINT32,
drvopts, ARRAY_SIZE(drvopts), sizeof(uint32_t));
return SR_OK;
}
switch (key) {
case SR_CONF_SCAN_OPTIONS:
*data = g_variant_new_fixed_array(G_VARIANT_TYPE_UINT32,
scanopts, ARRAY_SIZE(scanopts), sizeof(uint32_t));
break;
case SR_CONF_DEVICE_OPTIONS:
*data = g_variant_new_fixed_array(G_VARIANT_TYPE_UINT32,
devopts, ARRAY_SIZE(devopts), sizeof(uint32_t));
break;
default:
return SR_ERR_NA;
}
return SR_OK;
}
static int dev_acquisition_start(const struct sr_dev_inst *sdi)
{
(void)sdi;
return SR_OK;
}
SR_PRIV struct sr_dev_driver rohde_schwarz_sme_0x_driver_info = {
.name = "rohde-schwarz-sme-0x",
.longname = "Rohde&Schwarz SME-0x",
.api_version = 1,
.init = std_init,
.cleanup = std_cleanup,
.scan = scan,
.dev_list = std_dev_list,
.dev_clear = dev_clear,
.config_get = config_get,
.config_set = config_set,
.config_list = config_list,
.dev_open = dev_open,
.dev_close = dev_close,
.dev_acquisition_start = dev_acquisition_start,
.dev_acquisition_stop = std_serial_dev_acquisition_stop,
.context = NULL,
};
SR_REGISTER_DEV_DRIVER(rohde_schwarz_sme_0x_driver_info);