}
+/** @private */
+SR_PRIV int sr_dev_acquisition_start(struct sr_dev_inst *sdi)
+{
+ if (!sdi || !sdi->driver) {
+ sr_err("%s: Invalid arguments.", __func__);
+ return SR_ERR_ARG;
+ }
+
+ if (sdi->status != SR_ST_ACTIVE) {
+ sr_err("%s: Device instance not active, can't start.",
+ sdi->driver->name);
+ return SR_ERR_DEV_CLOSED;
+ }
+
+ sr_dbg("%s: Starting acquisition.", sdi->driver->name);
+
+ return sdi->driver->dev_acquisition_start(sdi);
+}
+
+/** @private */
+SR_PRIV int sr_dev_acquisition_stop(struct sr_dev_inst *sdi)
+{
+ if (!sdi || !sdi->driver) {
+ sr_err("%s: Invalid arguments.", __func__);
+ return SR_ERR_ARG;
+ }
+
+ if (sdi->status != SR_ST_ACTIVE) {
+ sr_err("%s: Device instance not active, can't stop.",
+ sdi->driver->name);
+ return SR_ERR_DEV_CLOSED;
+ }
+
+ sr_dbg("%s: Stopping acquisition.", sdi->driver->name);
+
+ return sdi->driver->dev_acquisition_stop(sdi);
+}
+
static void log_key(const struct sr_dev_inst *sdi,
const struct sr_channel_group *cg, uint32_t key, int op, GVariant *data)
{
ret = SR_ERR;
else if (!sdi->driver->config_set)
ret = SR_ERR_ARG;
- else if (check_key(sdi->driver, sdi, cg, key, SR_CONF_SET, data) != SR_OK)
+ else if (sdi->status != SR_ST_ACTIVE) {
+ sr_err("%s: Device instance not active, can't set config.",
+ sdi->driver->name);
+ ret = SR_ERR_DEV_CLOSED;
+ } else if (check_key(sdi->driver, sdi, cg, key, SR_CONF_SET, data) != SR_OK)
return SR_ERR_ARG;
else if ((ret = sr_variant_type_check(key, data)) == SR_OK) {
log_key(sdi, cg, key, SR_CONF_SET, data);
ret = SR_ERR;
else if (!sdi->driver->config_commit)
ret = SR_OK;
- else
+ else if (sdi->status != SR_ST_ACTIVE) {
+ sr_err("%s: Device instance not active, can't commit config.",
+ sdi->driver->name);
+ ret = SR_ERR_DEV_CLOSED;
+ } else
ret = sdi->driver->config_commit(sdi);
return ret;