Don't reset instance list in scan() callback

[libsigrok.git] / src / hardware / manson-hcs-3xxx / api.c

diff --git a/src/hardware/manson-hcs-3xxx/api.c b/src/hardware/manson-hcs-3xxx/api.c
index f803c2b8fbcb2f71ecb656e67b4ac32e904c6eb6..0b0a053e7bd2630854eab1abf8365ebdfd9a6d22 100644 (file)
--- a/src/hardware/manson-hcs-3xxx/api.c
+++ b/src/hardware/manson-hcs-3xxx/api.c
@@ -73,13 +73,6 @@ static const struct hcs_model models[] = {
        ALL_ZERO
 };
 
-SR_PRIV struct sr_dev_driver manson_hcs_3xxx_driver_info;
-
-static int init(struct sr_dev_driver *di, struct sr_context *sr_ctx)
-{
-       return std_init(sr_ctx, di, LOG_PREFIX);
-}
-
 static GSList *scan(struct sr_dev_driver *di, GSList *options)
 {
        int i, model_id;
@@ -93,7 +86,6 @@ static GSList *scan(struct sr_dev_driver *di, GSList *options)
        char reply[50], **tokens, *dummy;
 
        drvc = di->context;
-       drvc->instances = NULL;
        devices = NULL;
        conn = NULL;
        serialcomm = NULL;
@@ -159,6 +151,7 @@ static GSList *scan(struct sr_dev_driver *di, GSList *options)
        sr_channel_new(sdi, 0, SR_CHANNEL_ANALOG, TRUE, "CH1");
 
        devc = g_malloc0(sizeof(struct dev_context));
+       sr_sw_limits_init(&devc->limits);
        devc->model = &models[model_id];
 
        sdi->priv = devc;
@@ -214,11 +207,8 @@ static int config_get(uint32_t key, GVariant **data, const struct sr_dev_inst *s
 
        switch (key) {
        case SR_CONF_LIMIT_SAMPLES:
-               *data = g_variant_new_uint64(devc->limit_samples);
-               break;
        case SR_CONF_LIMIT_MSEC:
-               *data = g_variant_new_uint64(devc->limit_msec);
-               break;
+               return sr_sw_limits_config_get(&devc->limits, key, data);
        case SR_CONF_VOLTAGE:
                *data = g_variant_new_double(devc->voltage);
                break;
@@ -257,15 +247,7 @@ static int config_set(uint32_t key, GVariant *data, const struct sr_dev_inst *sd
 
        switch (key) {
        case SR_CONF_LIMIT_MSEC:
-               if (g_variant_get_uint64(data) == 0)
-                       return SR_ERR_ARG;
-               devc->limit_msec = g_variant_get_uint64(data);
-               break;
-       case SR_CONF_LIMIT_SAMPLES:
-               if (g_variant_get_uint64(data) == 0)
-                       return SR_ERR_ARG;
-               devc->limit_samples = g_variant_get_uint64(data);
-               break;
+               return sr_sw_limits_config_set(&devc->limits, key, data);
        case SR_CONF_VOLTAGE_TARGET:
                dval = g_variant_get_double(data);
                if (dval < devc->model->voltage[0] || dval > devc->voltage_max_device)
@@ -382,10 +364,9 @@ static int dev_acquisition_start(const struct sr_dev_inst *sdi)
 
        devc = sdi->priv;
 
+       sr_sw_limits_acquisition_start(&devc->limits);
        std_session_send_df_header(sdi, LOG_PREFIX);
 
-       devc->starttime = g_get_monotonic_time();
-       devc->num_samples = 0;
        devc->reply_pending = FALSE;
        devc->req_sent_at = 0;
 
@@ -403,11 +384,11 @@ static int dev_acquisition_stop(struct sr_dev_inst *sdi)
                        std_serial_dev_close, sdi->conn, LOG_PREFIX);
 }
 
-SR_PRIV struct sr_dev_driver manson_hcs_3xxx_driver_info = {
+static struct sr_dev_driver manson_hcs_3xxx_driver_info = {
        .name = "manson-hcs-3xxx",
        .longname = "Manson HCS-3xxx",
        .api_version = 1,
-       .init = init,
+       .init = std_init,
        .cleanup = std_cleanup,
        .scan = scan,
        .dev_list = std_dev_list,
@@ -420,3 +401,4 @@ SR_PRIV struct sr_dev_driver manson_hcs_3xxx_driver_info = {
        .dev_acquisition_stop = dev_acquisition_stop,
        .context = NULL,
 };
+SR_REGISTER_DEV_DRIVER(manson_hcs_3xxx_driver_info);