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arachnid-labs-re-load-pro: Add SR_DF_META packets for changed values/states

This commit is contained in:
Frank Stettner 2017-10-26 12:44:33 +02:00 committed by Uwe Hermann
parent b76a414d51
commit 2472271e08
1 changed files with 43 additions and 0 deletions
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43
src/hardware/arachnid-labs-re-load-pro/protocol.c
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@ -143,6 +143,31 @@ SR_PRIV int reloadpro_get_voltage_current(const struct sr_dev_inst *sdi,
return SR_OK;
}
static int send_config_update_key(const struct sr_dev_inst *sdi,
uint32_t key, GVariant *var)
{
struct sr_config *cfg;
struct sr_datafeed_packet packet;
struct sr_datafeed_meta meta;
int ret;
cfg = sr_config_new(key, var);
if (!cfg)
return SR_ERR;
memset(&meta, 0, sizeof(meta));
packet.type = SR_DF_META;
packet.payload = &meta;
meta.config = g_slist_append(meta.config, cfg);
ret = sr_session_send(sdi, &packet);
sr_config_free(cfg);
return ret;
}
static void handle_packet(const struct sr_dev_inst *sdi)
{
float voltage, current;
@ -160,12 +185,30 @@ static void handle_packet(const struct sr_dev_inst *sdi)
if (g_str_has_prefix((const char *)devc->buf, "overtemp")) {
sr_warn("Overtemperature condition!");
devc->otp_active = TRUE;
send_config_update_key(sdi, SR_CONF_OVER_TEMPERATURE_PROTECTION_ACTIVE,
g_variant_new_boolean(TRUE));
return;
}
if (g_str_has_prefix((const char *)devc->buf, "undervolt")) {
sr_warn("Undervoltage condition!");
devc->uvc_active = TRUE;
send_config_update_key(sdi, SR_CONF_UNDER_VOLTAGE_CONDITION_ACTIVE,
g_variant_new_boolean(TRUE));
return;
}
if (g_str_has_prefix((const char *)devc->buf, "err ")) {
sr_err("Device replied with an error: '%s'.", devc->buf);
return;
}
if (g_str_has_prefix((const char *)devc->buf, "set ")) {
tokens = g_strsplit((const char *)devc->buf, " ", 2);
current = g_ascii_strtod(tokens[1], NULL) / 1000;
g_strfreev(tokens);
send_config_update_key(sdi, SR_CONF_CURRENT_LIMIT,
g_variant_new_double(current));
return;
}