*/
#include <stdlib.h>
-#include <glib/gstdio.h>
-
#include "protocol.h"
#define SERIALCOMM "115200/8n1/flow=1"
+SR_PRIV struct sr_dev_driver hameg_hmo_driver_info;
+static struct sr_dev_driver *di = &hameg_hmo_driver_info;
+
+static const char *manufacturers[] = {
+ "HAMEG",
+};
+
static const int32_t hwopts[] = {
SR_CONF_CONN,
SR_CONF_SERIALCOMM,
};
-struct usb_id_info {
- uint16_t vendor_id;
- uint16_t product_id;
-} usb_id_info;
-
-static struct usb_id_info ho_models[] = {
- {
- .vendor_id = 0x0403,
- .product_id = 0xed72, /* HO720 */
- },
- {
- .vendor_id = 0x0403,
- .product_id = 0xed73, /* HO730 */
- },
+enum {
+ PG_INVALID = -1,
+ PG_NONE,
+ PG_ANALOG,
+ PG_DIGITAL,
};
static int init(struct sr_context *sr_ctx)
return std_init(sr_ctx, di, LOG_PREFIX);
}
-/**
- * Find USB serial devices via the USB vendor ID and product ID.
- *
- * @param vendor_id vendor ID of the USB device.
- * @param product_id product ID of the USB device.
- *
- * @return A GSList of strings containing the path of the serial device or null
- * if no serial device is found. The returned list must be freed by the caller.
- */
-static GSList *auto_find_usb(unsigned long vendor_id,
- unsigned long product_id)
+static int check_manufacturer(const char *manufacturer)
{
-#ifdef __linux__
- const gchar *usb_dev;
- const char device_tree[] = "/sys/bus/usb/devices/";
-
- GDir *devices_dir;
-
- GSList *l = NULL;
- GSList *tty_devices;
- GSList *matched_paths;
-
- l = NULL;
- tty_devices = NULL;
- matched_paths = NULL;
-
- if (!(devices_dir = g_dir_open(device_tree, 0, NULL)))
- return NULL;
-
- /*
- * Find potential candidates using the vendor ID and product ID
- * and store them in matched_paths
- */
- while ((usb_dev = g_dir_read_name(devices_dir))) {
- FILE *fd;
- char tmp[5];
-
- gchar *vendor_path;
- gchar *product_path;
-
- unsigned long read_vendor_id;
- unsigned long read_product_id;
-
- vendor_path = g_strconcat(device_tree,
- usb_dev, "/idVendor", NULL);
- product_path = g_strconcat(device_tree,
- usb_dev, "/idProduct", NULL);
-
- if (!g_file_test(vendor_path, G_FILE_TEST_EXISTS) ||
- !g_file_test(product_path, G_FILE_TEST_EXISTS))
- goto skip_device;
-
- if ((fd = g_fopen(vendor_path, "r")) == NULL)
- goto skip_device;
-
- if (fgets(tmp, sizeof(tmp), fd) == NULL) {
- fclose(fd);
- goto skip_device;
- }
- read_vendor_id = strtoul(tmp, NULL, 16);
-
- fclose(fd);
-
- if ((fd = g_fopen(product_path, "r")) == NULL)
- goto skip_device;
+ unsigned int i;
- if (fgets(tmp, sizeof(tmp), fd) == NULL) {
- fclose(fd);
- goto skip_device;
- }
- read_product_id = strtoul(tmp, NULL, 16);
+ for (i = 0; i < ARRAY_SIZE(manufacturers); ++i)
+ if (!strcmp(manufacturer, manufacturers[i]))
+ return SR_OK;
- fclose(fd);
+ return SR_ERR;
+}
- if (vendor_id == read_vendor_id &&
- product_id == read_product_id) {
- gchar *path_copy;
+static struct sr_dev_inst *hmo_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;
- path_copy = g_strdup(usb_dev);
- matched_paths = g_slist_prepend(matched_paths,
- path_copy);
- }
+ sdi = NULL;
+ devc = NULL;
+ hw_info = NULL;
- skip_device:
- g_free(vendor_path);
- g_free(product_path);
+ if (sr_scpi_get_hw_id(scpi, &hw_info) != SR_OK) {
+ sr_info("Couldn't get IDN response.");
+ goto fail;
}
- g_dir_close(devices_dir);
-
- /* For every matched device try to find a ttyUSBX subfolder */
- for (l = matched_paths; l; l = l->next) {
- const char *file;
- GDir *device_dir;
+ if (check_manufacturer(hw_info->manufacturer) != SR_OK)
+ goto fail;
- gchar *prefix;
- gchar *subdir_path;
- gchar *device_path;
+ if (!(sdi = sr_dev_inst_new(0, SR_ST_ACTIVE,
+ hw_info->manufacturer, hw_info->model,
+ hw_info->firmware_version))) {
+ goto fail;
+ }
+ sr_scpi_hw_info_free(hw_info);
+ hw_info = NULL;
- subdir_path = NULL;
+ if (!(devc = g_try_malloc0(sizeof(struct dev_context))))
+ goto fail;
- device_path = g_strconcat(device_tree, l->data, NULL);
+ sdi->driver = di;
+ sdi->priv = devc;
+ sdi->inst_type = SR_INST_SCPI;
+ sdi->conn = scpi;
- if (!(device_dir = g_dir_open(device_path, 0, NULL))) {
- g_free(device_path);
- continue;
- }
+ if (hmo_init_device(sdi) != SR_OK)
+ goto fail;
- prefix = g_strconcat(l->data, ":", NULL);
+ sr_scpi_close(sdi->conn);
- while ((file = g_dir_read_name(device_dir))) {
- if (g_str_has_prefix(file, prefix)) {
- subdir_path = g_strconcat(device_path,
- "/", file,
- NULL);
- break;
- }
- }
- g_dir_close(device_dir);
+ sdi->status = SR_ST_INACTIVE;
- g_free(prefix);
- g_free(device_path);
+ return sdi;
- if (subdir_path) {
- if (!(device_dir = g_dir_open(subdir_path, 0, NULL))) {
- g_free(subdir_path);
- continue;
- }
- g_free(subdir_path);
-
- while ((file = g_dir_read_name(device_dir))) {
- if (g_str_has_prefix(file, "ttyUSB")) {
- gchar *tty_path;
-
- tty_path = g_strconcat("/dev/",
- file, NULL);
- sr_dbg("Found USB device %04x:%04x attached to %s",
- vendor_id, product_id, tty_path);
- tty_devices = g_slist_prepend(tty_devices,
- tty_path);
- break;
- }
- }
- g_dir_close(device_dir);
- }
- }
- g_slist_free_full(matched_paths, g_free);
+fail:
+ if (hw_info)
+ sr_scpi_hw_info_free(hw_info);
+ if (sdi)
+ sr_dev_inst_free(sdi);
+ if (devc)
+ g_free(devc);
- return tty_devices;
-#else
return NULL;
-#endif
}
static GSList *scan(GSList *options)
{
- GSList *devices;
-
- struct drv_context *drvc;
- struct sr_dev_inst *sdi;
-
- const char *serial_device;
- const char *serial_options;
-
- serial_device = NULL;
- serial_options = SERIALCOMM;
-
- sdi = NULL;
- devices = NULL;
- drvc = di->priv;
- drvc->instances = NULL;
-
- if (sr_serial_extract_options(options, &serial_device,
- &serial_options) == SR_OK) {
- sdi = hameg_probe_serial_device(serial_device, serial_options);
-
- if (sdi != NULL) {
- devices = g_slist_append(devices, sdi);
- drvc->instances = g_slist_append(drvc->instances, sdi);
- }
-
- } else {
- GSList *l;
- GSList *tty_devices;
-
- unsigned int i;
-
- tty_devices = NULL;
-
- for (i = 0; i < ARRAY_SIZE(ho_models); i++) {
- if ((l = auto_find_usb(ho_models[i].vendor_id,
- ho_models[i].product_id)) == NULL)
- continue;
-
- tty_devices = g_slist_concat(tty_devices, l);
- }
-
- for (l = tty_devices; l; l = l->next) {
- sdi = hameg_probe_serial_device(l->data, serial_options);
- if (sdi != NULL) {
- devices = g_slist_append(devices, sdi);
- drvc->instances = g_slist_append(drvc->instances, sdi);
- }
- }
-
- g_slist_free_full(tty_devices, g_free);
- }
-
- return devices;
+ return sr_scpi_scan(di->priv, options, hmo_probe_serial_device);
}
static GSList *dev_list(void)
static void clear_helper(void *priv)
{
unsigned int i;
-
struct dev_context *devc;
struct scope_config *model;
devc = priv;
model = devc->model_config;
- scope_state_free(devc->model_state);
+ hmo_scope_state_free(devc->model_state);
- for (i = 0; i < model->analog_channels; ++i) {
- g_slist_free(devc->analog_groups[i].probes);
- }
+ for (i = 0; i < model->analog_channels; ++i)
+ g_slist_free(devc->analog_groups[i].channels);
for (i = 0; i < model->digital_pods; ++i) {
- g_slist_free(devc->digital_groups[i].probes);
+ g_slist_free(devc->digital_groups[i].channels);
g_free(devc->digital_groups[i].name);
}
static int dev_open(struct sr_dev_inst *sdi)
{
- if (sdi->status != SR_ST_ACTIVE &&
- serial_open(sdi->conn, SERIAL_RDWR | SERIAL_NONBLOCK) != SR_OK)
+ if (sdi->status != SR_ST_ACTIVE && sr_scpi_open(sdi->conn) != SR_OK)
return SR_ERR;
- if (scope_state_get(sdi) != SR_OK)
+ if (hmo_scope_state_get(sdi) != SR_OK)
return SR_ERR;
sdi->status = SR_ST_ACTIVE;
if (sdi->status == SR_ST_INACTIVE)
return SR_OK;
- serial_close(sdi->conn);
+ sr_scpi_close(sdi->conn);
sdi->status = SR_ST_INACTIVE;
return SR_OK;
}
-static int check_probe_group(struct dev_context *devc,
- const struct sr_probe_group *probe_group)
+static int check_channel_group(struct dev_context *devc,
+ const struct sr_channel_group *cg)
{
unsigned int i;
struct scope_config *model;
model = devc->model_config;
- if (!probe_group)
+ if (!cg)
return PG_NONE;
for (i = 0; i < model->analog_channels; ++i)
- if (probe_group == &devc->analog_groups[i])
+ if (cg == &devc->analog_groups[i])
return PG_ANALOG;
for (i = 0; i < model->digital_pods; ++i)
- if (probe_group == &devc->digital_groups[i])
+ if (cg == &devc->digital_groups[i])
return PG_DIGITAL;
- sr_err("Invalid probe group specified.");
+ sr_err("Invalid channel group specified.");
+
return PG_INVALID;
}
static int config_get(int key, GVariant **data, const struct sr_dev_inst *sdi,
- const struct sr_probe_group *probe_group)
+ const struct sr_channel_group *cg)
{
- int ret;
- int pg_type;
+ int ret, pg_type;
unsigned int i;
-
struct dev_context *devc;
struct scope_config *model;
+ struct scope_state *state;
if (!sdi || !(devc = sdi->priv))
return SR_ERR_ARG;
- if ((pg_type = check_probe_group(devc, probe_group)) == PG_INVALID)
+ if ((pg_type = check_channel_group(devc, cg)) == PG_INVALID)
return SR_ERR;
ret = SR_ERR_NA;
model = devc->model_config;
+ state = devc->model_state;
switch (key) {
case SR_CONF_NUM_TIMEBASE:
*data = g_variant_new_int32(model->num_xdivs);
ret = SR_OK;
break;
-
+ case SR_CONF_TIMEBASE:
+ *data = g_variant_new("(tt)", (*model->timebases)[state->timebase][0],
+ (*model->timebases)[state->timebase][1]);
+ ret = SR_OK;
+ break;
case SR_CONF_NUM_VDIV:
+ if (pg_type == PG_NONE) {
+ sr_err("No channel group specified.");
+ return SR_ERR_CHANNEL_GROUP;
+ } else if (pg_type == PG_ANALOG) {
+ for (i = 0; i < model->analog_channels; ++i) {
+ if (cg != &devc->analog_groups[i])
+ continue;
+ *data = g_variant_new_int32(model->num_ydivs);
+ ret = SR_OK;
+ break;
+ }
+
+ } else {
+ ret = SR_ERR_NA;
+ }
+ break;
+ case SR_CONF_VDIV:
if (pg_type == PG_NONE) {
sr_err("No probe group specified.");
return SR_ERR_PROBE_GROUP;
-
} else if (pg_type == PG_ANALOG) {
for (i = 0; i < model->analog_channels; ++i) {
- if (probe_group == &devc->analog_groups[i]) {
- *data = g_variant_new_int32(model->num_ydivs);
- ret = SR_OK;
- break;
- }
+ if (probe_group != &devc->analog_groups[i])
+ continue;
+ *data = g_variant_new("(tt)",
+ (*model->vdivs)[state->analog_channels[i].vdiv][0],
+ (*model->vdivs)[state->analog_channels[i].vdiv][1]);
+ ret = SR_OK;
+ break;
}
} else {
ret = SR_ERR_NA;
}
break;
+ case SR_CONF_TRIGGER_SOURCE:
+ *data = g_variant_new_string((*model->trigger_sources)[state->trigger_source]);
+ ret = SR_OK;
+ break;
+ case SR_CONF_TRIGGER_SLOPE:
+ *data = g_variant_new_string((*model->trigger_slopes)[state->trigger_slope]);
+ ret = SR_OK;
+ break;
+ case SR_CONF_HORIZ_TRIGGERPOS:
+ *data = g_variant_new_double(state->horiz_triggerpos);
+ ret = SR_OK;
+ break;
+ case SR_CONF_COUPLING:
+ if (pg_type == PG_NONE) {
+ sr_err("No channel group specified.");
+ return SR_ERR_CHANNEL_GROUP;
+ } else if (pg_type == PG_ANALOG) {
+ for (i = 0; i < model->analog_channels; ++i) {
+ if (cg != &devc->analog_groups[i])
+ continue;
+ *data = g_variant_new_string((*model->coupling_options)[state->analog_channels[i].coupling]);
+ ret = SR_OK;
+ break;
+ }
+ } else {
+ ret = SR_ERR_NA;
+ }
+ break;
+ case SR_CONF_SAMPLERATE:
+ *data = g_variant_new_uint64(state->sample_rate);
+ ret = SR_OK;
+ break;
default:
ret = SR_ERR_NA;
}
static GVariant *build_tuples(const uint64_t (*array)[][2], unsigned int n)
{
unsigned int i;
-
GVariant *rational[2];
GVariantBuilder gvb;
rational[0] = g_variant_new_uint64((*array)[i][0]);
rational[1] = g_variant_new_uint64((*array)[i][1]);
- /* FIXME valgrind reports a memory leak here */
+ /* FIXME: Valgrind reports a memory leak here. */
g_variant_builder_add_value(&gvb, g_variant_new_tuple(rational, 2));
}
}
static int config_set(int key, GVariant *data, const struct sr_dev_inst *sdi,
- const struct sr_probe_group *probe_group)
+ const struct sr_channel_group *cg)
{
- int ret;
- int pg_type;
- unsigned int i;
- char command[MAX_COMMAND_SIZE];
-
+ int ret, pg_type;
+ unsigned int i, j;
+ char command[MAX_COMMAND_SIZE], float_str[30];
struct dev_context *devc;
struct scope_config *model;
struct scope_state *state;
+ const char *tmp;
+ uint64_t p, q;
+ double tmp_d;
+ gboolean update_sample_rate;
if (!sdi || !(devc = sdi->priv))
return SR_ERR_ARG;
- if ((pg_type = check_probe_group(devc, probe_group)) == PG_INVALID)
+ if ((pg_type = check_channel_group(devc, cg)) == PG_INVALID)
return SR_ERR;
model = devc->model_config;
state = devc->model_state;
+ update_sample_rate = FALSE;
ret = SR_ERR_NA;
devc->frame_limit = g_variant_get_uint64(data);
ret = SR_OK;
break;
-
case SR_CONF_TRIGGER_SOURCE:
- {
- const char *tmp;
-
tmp = g_variant_get_string(data, NULL);
-
for (i = 0; (*model->trigger_sources)[i]; i++) {
- if (!g_strcmp0(tmp, (*model->trigger_sources)[i])) {
- state->trigger_source = i;
-
- g_snprintf(command, sizeof(command),
- (*model->scpi_dialect)[SCPI_CMD_SET_TRIGGER_SOURCE],
- (*model->trigger_sources)[i]);
+ if (g_strcmp0(tmp, (*model->trigger_sources)[i]) != 0)
+ continue;
+ state->trigger_source = i;
+ g_snprintf(command, sizeof(command),
+ (*model->scpi_dialect)[SCPI_CMD_SET_TRIGGER_SOURCE],
+ (*model->trigger_sources)[i]);
- ret = sr_scpi_send(sdi->conn, command);
- break;
- }
+ ret = sr_scpi_send(sdi->conn, command);
+ break;
}
- }
- break;
-
+ break;
case SR_CONF_VDIV:
- {
- unsigned int j;
- uint64_t p, q;
-
if (pg_type == PG_NONE) {
- sr_err("No probe group specified.");
- return SR_ERR_PROBE_GROUP;
+ sr_err("No channel group specified.");
+ return SR_ERR_CHANNEL_GROUP;
}
g_variant_get(data, "(tt)", &p, &q);
for (i = 0; i < model->num_vdivs; i++) {
- if (p == (*model->vdivs)[i][0] &&
- q == (*model->vdivs)[i][1]){
- for (j = 1; j <= model->analog_channels; ++j) {
- if (probe_group == &devc->analog_groups[j - 1]) {
- state->analog_channels[j-1].vdiv = (float) p / q;
- g_snprintf(command, sizeof(command),
- (*model->scpi_dialect)[SCPI_CMD_SET_VERTICAL_DIV],
- j, state->analog_channels[j-1].vdiv);
-
- if (sr_scpi_send(sdi->conn, command) != SR_OK ||
- sr_scpi_get_opc(sdi->conn) != SR_OK)
- return SR_ERR;
-
- break;
- }
- }
+ if (p != (*model->vdivs)[i][0] ||
+ q != (*model->vdivs)[i][1])
+ continue;
+ for (j = 1; j <= model->analog_channels; ++j) {
+ if (cg != &devc->analog_groups[j - 1])
+ continue;
+ state->analog_channels[j - 1].vdiv = i;
+ g_ascii_formatd(float_str, sizeof(float_str), "%E", (float) p / q);
+ g_snprintf(command, sizeof(command),
+ (*model->scpi_dialect)[SCPI_CMD_SET_VERTICAL_DIV],
+ j, float_str);
+
+ if (sr_scpi_send(sdi->conn, command) != SR_OK ||
+ sr_scpi_get_opc(sdi->conn) != SR_OK)
+ return SR_ERR;
- ret = SR_OK;
break;
}
- }
- }
- break;
+ ret = SR_OK;
+ break;
+ }
+ break;
case SR_CONF_TIMEBASE:
- {
- uint64_t p, q;
-
g_variant_get(data, "(tt)", &p, &q);
for (i = 0; i < model->num_timebases; i++) {
- if (p == (*model->timebases)[i][0] &&
- q == (*model->timebases)[i][1]){
- state->timebase = (float) p / q;
- g_snprintf(command, sizeof(command),
- (*model->scpi_dialect)[SCPI_CMD_SET_TIMEBASE],
- state->timebase);
+ if (p != (*model->timebases)[i][0] ||
+ q != (*model->timebases)[i][1])
+ continue;
+ state->timebase = i;
+ g_ascii_formatd(float_str, sizeof(float_str), "%E", (float) p / q);
+ g_snprintf(command, sizeof(command),
+ (*model->scpi_dialect)[SCPI_CMD_SET_TIMEBASE],
+ float_str);
- ret = sr_scpi_send(sdi->conn, command);
- break;
- }
+ ret = sr_scpi_send(sdi->conn, command);
+ update_sample_rate = TRUE;
+ break;
}
- }
- break;
-
+ break;
case SR_CONF_HORIZ_TRIGGERPOS:
- {
- double tmp;
-
- tmp = g_variant_get_double(data);
+ tmp_d = g_variant_get_double(data);
- if (tmp < 0.0 || tmp > 1.0)
+ if (tmp_d < 0.0 || tmp_d > 1.0)
return SR_ERR;
- state->horiz_triggerpos = -(tmp - 0.5) * state->timebase * model->num_xdivs;
+ state->horiz_triggerpos = tmp_d;
+ tmp_d = -(tmp_d - 0.5) *
+ ((double) (*model->timebases)[state->timebase][0] /
+ (*model->timebases)[state->timebase][1])
+ * model->num_xdivs;
+
+ g_ascii_formatd(float_str, sizeof(float_str), "%E", tmp_d);
g_snprintf(command, sizeof(command),
(*model->scpi_dialect)[SCPI_CMD_SET_HORIZ_TRIGGERPOS],
- state->horiz_triggerpos);
+ float_str);
ret = sr_scpi_send(sdi->conn, command);
- }
- break;
-
+ break;
case SR_CONF_TRIGGER_SLOPE:
- {
- uint64_t tmp;
-
- tmp = g_variant_get_uint64(data);
+ tmp = g_variant_get_string(data, NULL);
- if (tmp != 0 && tmp != 1)
- return SR_ERR;
+ if (!tmp || !(tmp[0] == 'f' || tmp[0] == 'r'))
+ return SR_ERR_ARG;
- state->trigger_slope = tmp;
+ state->trigger_slope = (tmp[0] == 'r') ? 0 : 1;
g_snprintf(command, sizeof(command),
(*model->scpi_dialect)[SCPI_CMD_SET_TRIGGER_SLOPE],
- tmp ? "POS" : "NEG");
+ (state->trigger_slope == 0) ? "POS" : "NEG");
ret = sr_scpi_send(sdi->conn, command);
- }
- break;
-
+ break;
case SR_CONF_COUPLING:
- {
- unsigned int j;
- const char *tmp;
-
if (pg_type == PG_NONE) {
- sr_err("No probe group specified.");
- return SR_ERR_PROBE_GROUP;
+ sr_err("No channel group specified.");
+ return SR_ERR_CHANNEL_GROUP;
}
tmp = g_variant_get_string(data, NULL);
for (i = 0; (*model->coupling_options)[i]; i++) {
- if (!strcmp(tmp, (*model->coupling_options)[i])) {
- for (j = 1; j <= model->analog_channels; ++j) {
- if (probe_group == &devc->analog_groups[j - 1]) {
- state->analog_channels[j-1].coupling = i;
-
- g_snprintf(command, sizeof(command),
- (*model->scpi_dialect)[SCPI_CMD_SET_COUPLING],
- j, tmp);
-
- if (sr_scpi_send(sdi->conn, command) != SR_OK ||
- sr_scpi_get_opc(sdi->conn) != SR_OK)
- return SR_ERR;
- break;
- }
- }
+ if (strcmp(tmp, (*model->coupling_options)[i]) != 0)
+ continue;
+ for (j = 1; j <= model->analog_channels; ++j) {
+ if (cg != &devc->analog_groups[j - 1])
+ continue;
+ state->analog_channels[j-1].coupling = i;
- ret = SR_OK;
+ g_snprintf(command, sizeof(command),
+ (*model->scpi_dialect)[SCPI_CMD_SET_COUPLING],
+ j, tmp);
+
+ if (sr_scpi_send(sdi->conn, command) != SR_OK ||
+ sr_scpi_get_opc(sdi->conn) != SR_OK)
+ return SR_ERR;
break;
}
- }
- }
- break;
+ ret = SR_OK;
+ break;
+ }
+ break;
default:
ret = SR_ERR_NA;
break;
if (ret == SR_OK)
ret = sr_scpi_get_opc(sdi->conn);
+ if (ret == SR_OK && update_sample_rate)
+ ret = hmo_update_sample_rate(sdi);
+
return ret;
}
static int config_list(int key, GVariant **data, const struct sr_dev_inst *sdi,
- const struct sr_probe_group *probe_group)
+ const struct sr_channel_group *cg)
{
int pg_type;
-
struct dev_context *devc;
struct scope_config *model;
if (!sdi || !(devc = sdi->priv))
return SR_ERR_ARG;
- if ((pg_type = check_probe_group(devc, probe_group)) == PG_INVALID)
+ if ((pg_type = check_channel_group(devc, cg)) == PG_INVALID)
return SR_ERR;
model = devc->model_config;
case SR_CONF_DEVICE_OPTIONS:
if (pg_type == PG_NONE) {
*data = g_variant_new_fixed_array(G_VARIANT_TYPE_INT32,
- model->hw_caps,
- model->num_hwcaps,
- sizeof(int32_t));
+ model->hw_caps, model->num_hwcaps,
+ sizeof(int32_t));
} else if (pg_type == PG_ANALOG) {
*data = g_variant_new_fixed_array(G_VARIANT_TYPE_INT32,
- model->analog_hwcaps,
- model->num_analog_hwcaps,
- sizeof(int32_t));
+ model->analog_hwcaps, model->num_analog_hwcaps,
+ sizeof(int32_t));
} else {
*data = g_variant_new_fixed_array(G_VARIANT_TYPE_INT32,
- NULL, 0, sizeof(int32_t));
+ NULL, 0, sizeof(int32_t));
}
break;
-
case SR_CONF_COUPLING:
if (pg_type == PG_NONE)
- return SR_ERR_PROBE_GROUP;
-
+ return SR_ERR_CHANNEL_GROUP;
*data = g_variant_new_strv(*model->coupling_options,
- g_strv_length((char **) *model->coupling_options));
+ g_strv_length((char **)*model->coupling_options));
break;
-
case SR_CONF_TRIGGER_SOURCE:
*data = g_variant_new_strv(*model->trigger_sources,
- g_strv_length((char **) *model->trigger_sources));
+ g_strv_length((char **)*model->trigger_sources));
+ break;
+ case SR_CONF_TRIGGER_SLOPE:
+ *data = g_variant_new_strv(*model->trigger_slopes,
+ g_strv_length((char **)*model->trigger_slopes));
break;
-
case SR_CONF_TIMEBASE:
*data = build_tuples(model->timebases, model->num_timebases);
break;
-
case SR_CONF_VDIV:
if (pg_type == PG_NONE)
- return SR_ERR_PROBE_GROUP;
-
+ return SR_ERR_CHANNEL_GROUP;
*data = build_tuples(model->vdivs, model->num_vdivs);
break;
-
default:
return SR_ERR_NA;
}
SR_PRIV int hmo_request_data(const struct sr_dev_inst *sdi)
{
char command[MAX_COMMAND_SIZE];
-
- struct sr_probe *probe;
+ struct sr_channel *probe;
struct dev_context *devc;
struct scope_config *model;
probe->index < 8 ? 1 : 2);
break;
default:
- sr_err("Invalid probe type");
+ sr_err("Invalid probe type.");
break;
}
static int hmo_check_probes(GSList *probes)
{
GSList *l;
- gboolean enabled_pod1;
- gboolean enabled_pod2;
- gboolean enabled_chan3;
- gboolean enabled_chan4;
-
- struct sr_probe *probe;
+ struct sr_channel *probe;
+ gboolean enabled_pod1, enabled_pod2, enabled_chan3, enabled_chan4;
- enabled_pod1 = FALSE;
- enabled_pod2 = FALSE;
- enabled_chan3 = FALSE;
- enabled_chan4 = FALSE;
+ enabled_pod1 = enabled_pod2 = enabled_chan3 = enabled_chan4 = FALSE;
for (l = probes; l; l = l->next) {
probe = l->data;
-
switch (probe->type) {
case SR_PROBE_ANALOG:
if (probe->index == 2)
else if (probe->index == 3)
enabled_chan4 = TRUE;
break;
-
case SR_PROBE_LOGIC:
if (probe->index < 8)
enabled_pod1 = TRUE;
else
enabled_pod2 = TRUE;
break;
-
default:
return SR_ERR;
}
{
GSList *l;
unsigned int i;
- gboolean *pod_enabled;
+ gboolean *pod_enabled, setup_changed;
char command[MAX_COMMAND_SIZE];
-
struct scope_state *state;
struct scope_config *model;
-
- struct sr_probe *probe;
+ struct sr_channel *probe;
struct dev_context *devc;
- struct sr_serial_dev_inst *serial;
+ struct sr_scpi_dev_inst *scpi;
devc = sdi->priv;
- serial = sdi->conn;
+ scpi = sdi->conn;
state = devc->model_state;
model = devc->model_config;
+ setup_changed = FALSE;
pod_enabled = g_try_malloc0(sizeof(gboolean) * model->digital_pods);
for (l = sdi->probes; l; l = l->next) {
probe = l->data;
-
switch (probe->type) {
case SR_PROBE_ANALOG:
- {
- if (probe->enabled != state->analog_channels[probe->index].state) {
- g_snprintf(command, sizeof(command),
- (*model->scpi_dialect)[SCPI_CMD_SET_ANALOG_CHAN_STATE],
- probe->index + 1, probe->enabled);
-
- if (sr_scpi_send(serial, command) != SR_OK)
- return SR_ERR;
- state->analog_channels[probe->index].state = probe->enabled;
- }
- }
- break;
+ if (probe->enabled == state->analog_channels[probe->index].state)
+ break;
+ g_snprintf(command, sizeof(command),
+ (*model->scpi_dialect)[SCPI_CMD_SET_ANALOG_CHAN_STATE],
+ probe->index + 1, probe->enabled);
+ if (sr_scpi_send(scpi, command) != SR_OK)
+ return SR_ERR;
+ state->analog_channels[probe->index].state = probe->enabled;
+ setup_changed = TRUE;
+ break;
case SR_PROBE_LOGIC:
- {
/*
* A digital POD needs to be enabled for every group of
* 8 probes.
if (probe->enabled)
pod_enabled[probe->index < 8 ? 0 : 1] = TRUE;
- if (probe->enabled != state->digital_channels[probe->index]) {
- g_snprintf(command, sizeof(command),
- (*model->scpi_dialect)[SCPI_CMD_SET_DIG_CHAN_STATE],
- probe->index, probe->enabled);
-
- if (sr_scpi_send(serial, command) != SR_OK)
- return SR_ERR;
+ if (probe->enabled == state->digital_channels[probe->index])
+ break;
+ g_snprintf(command, sizeof(command),
+ (*model->scpi_dialect)[SCPI_CMD_SET_DIG_CHAN_STATE],
+ probe->index, probe->enabled);
- state->digital_channels[probe->index] = probe->enabled;
- }
- }
- break;
+ if (sr_scpi_send(scpi, command) != SR_OK)
+ return SR_ERR;
+ state->digital_channels[probe->index] = probe->enabled;
+ setup_changed = TRUE;
+ break;
default:
return SR_ERR;
}
}
for (i = 1; i <= model->digital_pods; ++i) {
- if (state->digital_pods[i-1] != pod_enabled[i-1]) {
- g_snprintf(command, sizeof(command),
- (*model->scpi_dialect)[SCPI_CMD_SET_DIG_POD_STATE],
- i, pod_enabled[i-1]);
-
- if (sr_scpi_send(serial, command) != SR_OK)
- return SR_ERR;
-
- state->digital_pods[i-1] = pod_enabled[i-1];
- }
+ if (state->digital_pods[i - 1] == pod_enabled[i - 1])
+ continue;
+ g_snprintf(command, sizeof(command),
+ (*model->scpi_dialect)[SCPI_CMD_SET_DIG_POD_STATE],
+ i, pod_enabled[i - 1]);
+ if (sr_scpi_send(scpi, command) != SR_OK)
+ return SR_ERR;
+ state->digital_pods[i - 1] = pod_enabled[i - 1];
+ setup_changed = TRUE;
}
g_free(pod_enabled);
+ if (setup_changed && hmo_update_sample_rate(sdi) != SR_OK)
+ return SR_ERR;
+
return SR_OK;
}
{
GSList *l;
gboolean digital_added;
-
- struct sr_probe *probe;
+ struct sr_channel *probe;
struct dev_context *devc;
- struct sr_serial_dev_inst *serial;
+ struct sr_scpi_dev_inst *scpi;
if (sdi->status != SR_ST_ACTIVE)
return SR_ERR_DEV_CLOSED;
- serial = sdi->conn;
+ scpi = sdi->conn;
devc = sdi->priv;
digital_added = FALSE;
for (l = sdi->probes; l; l = l->next) {
probe = l->data;
-
- if (probe->enabled) {
- /* Only add a single digital probe */
- if (probe->type != SR_PROBE_LOGIC || !digital_added) {
- devc->enabled_probes = g_slist_append(devc->enabled_probes,
- probe);
- if (probe->type == SR_PROBE_LOGIC)
- digital_added = TRUE;
- }
+ if (!probe->enabled)
+ continue;
+ /* Only add a single digital probe. */
+ if (probe->type != SR_PROBE_LOGIC || !digital_added) {
+ devc->enabled_probes = g_slist_append(
+ devc->enabled_probes, probe);
+ if (probe->type == SR_PROBE_LOGIC)
+ digital_added = TRUE;
}
}
return SR_ERR;
}
- sr_source_add(serial->fd, G_IO_IN, 50, hameg_hmo_receive_data, (void *)sdi);
+ sr_scpi_source_add(scpi, G_IO_IN, 50, hmo_receive_data, (void *)sdi);
/* Send header packet to the session bus. */
std_session_send_df_header(cb_data, LOG_PREFIX);
static int dev_acquisition_stop(struct sr_dev_inst *sdi, void *cb_data)
{
struct dev_context *devc;
- struct sr_serial_dev_inst *serial;
+ struct sr_scpi_dev_inst *scpi;
+ struct sr_datafeed_packet packet;
(void)cb_data;
+ packet.type = SR_DF_END;
+ packet.payload = NULL;
+ sr_session_send(sdi, &packet);
+
if (sdi->status != SR_ST_ACTIVE)
return SR_ERR_DEV_CLOSED;
devc = sdi->priv;
+ devc->num_frames = 0;
g_slist_free(devc->enabled_probes);
devc->enabled_probes = NULL;
- serial = sdi->conn;
- sr_source_remove(serial->fd);
+ scpi = sdi->conn;
+ sr_scpi_source_remove(scpi);
return SR_OK;
}
SR_PRIV struct sr_dev_driver hameg_hmo_driver_info = {
.name = "hameg-hmo",
- .longname = "Hameg HMO scope driver",
+ .longname = "Hameg HMO",
.api_version = 1,
.init = init,
.cleanup = cleanup,