X-Git-Url: https://sigrok.org/gitweb/?a=blobdiff_plain;f=src%2Fhardware%2Fhp-3457a%2Fapi.c;h=195b9804f8ed081f0f820a5eebcc3dd9e213afd0;hb=093e1cba6b7bf14cfb77fa36f59b0c16e6fca7cc;hp=eae8195ce48a716b2d8b8159425caa2f9de6f592;hpb=9a093be9f5df5e058e7f4f0c6fcc9ed013f803a2;p=libsigrok.git

diff --git a/src/hardware/hp-3457a/api.c b/src/hardware/hp-3457a/api.c
index eae8195c..195b9804 100644
--- a/src/hardware/hp-3457a/api.c
+++ b/src/hardware/hp-3457a/api.c
@@ -31,13 +31,13 @@ static const uint32_t drvopts[] = {
 };
 
 static const uint32_t devopts[] = {
-	SR_CONF_CONTINUOUS | SR_CONF_SET,
+	SR_CONF_CONTINUOUS,
 	SR_CONF_LIMIT_SAMPLES | SR_CONF_SET,
 	SR_CONF_MEASURED_QUANTITY | SR_CONF_SET,
 	SR_CONF_ADC_POWERLINE_CYCLES | SR_CONF_SET | SR_CONF_GET,
 };
 
-SR_PRIV struct sr_dev_driver hp_3457a_driver_info;
+static struct sr_dev_driver hp_3457a_driver_info;
 
 static int create_front_channel(struct sr_dev_inst *sdi, int chan_idx)
 {
@@ -166,26 +166,11 @@ static struct sr_dev_inst *probe_device(struct sr_scpi_dev_inst *scpi)
 	return sdi;
 }
 
-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)
 {
 	return sr_scpi_scan(di->context, options, probe_device);
 }
 
-static GSList *dev_list(const struct sr_dev_driver *di)
-{
-	return ((struct drv_context *)(di->context))->instances;
-}
-
-static int dev_clear(const struct sr_dev_driver *di)
-{
-	return std_dev_clear(di, NULL);
-}
-
 /*
  * We need to set the HP 3457A to a known state, and there are quite a number
  * of knobs to tweak. Here's a brief explanation of what's going on. For more
@@ -213,7 +198,7 @@ static int dev_open(struct sr_dev_inst *sdi)
 	if (sr_scpi_open(scpi) != SR_OK)
 		return SR_ERR;
 
-	devc=sdi->priv;
+	devc = sdi->priv;
 
 	sr_scpi_send(scpi, "PRESET");
 	sr_scpi_send(scpi, "INBUF ON");
@@ -229,9 +214,6 @@ static int dev_close(struct sr_dev_inst *sdi)
 {
 	struct sr_scpi_dev_inst *scpi = sdi->conn;
 
-	if (sdi->status != SR_ST_ACTIVE)
-		return SR_ERR_DEV_CLOSED;
-
 	/* Disable scan-advance (preserve relay life). */
 	sr_scpi_send(scpi, "SADV HOLD");
 	/* Switch back to auto-triggering. */
@@ -244,11 +226,6 @@ static int dev_close(struct sr_dev_inst *sdi)
 	return SR_OK;
 }
 
-static int cleanup(const struct sr_dev_driver *di)
-{
-	return dev_clear(di);
-}
-
 static int config_get(uint32_t key, GVariant **data,
 	const struct sr_dev_inst *sdi, const struct sr_channel_group *cg)
 {
@@ -283,9 +260,6 @@ static int config_set(uint32_t key, GVariant *data,
 
 	(void)cg;
 
-	if (sdi->status != SR_ST_ACTIVE)
-		return SR_ERR_DEV_CLOSED;
-
 	devc = sdi->priv;
 
 	ret = SR_OK;
@@ -376,7 +350,7 @@ static void create_channel_index_list(GSList *channels, GArray **arr)
  *   channel in the scan list to the A/D converter. This way, we do not need to
  *   occupy the HP-IB bus to send channel select commands.
  */
-static int dev_acquisition_start(const struct sr_dev_inst *sdi, void *cb_data)
+static int dev_acquisition_start(const struct sr_dev_inst *sdi)
 {
 	int ret;
 	gboolean front_selected, rear_selected;
@@ -387,11 +361,6 @@ static int dev_acquisition_start(const struct sr_dev_inst *sdi, void *cb_data)
 	GArray *ch_list;
 	GSList *channels;
 
-	(void)cb_data;
-
-	if (sdi->status != SR_ST_ACTIVE)
-		return SR_ERR_DEV_CLOSED;
-
 	scpi = sdi->conn;
 	devc = sdi->priv;
 
@@ -400,7 +369,7 @@ static int dev_acquisition_start(const struct sr_dev_inst *sdi, void *cb_data)
 	if (ret != SR_OK)
 		return ret;
 
-	std_session_send_df_header(sdi, LOG_PREFIX);
+	std_session_send_df_header(sdi);
 
 	front_selected = rear_selected = FALSE;
 	devc->active_channels = NULL;
@@ -448,30 +417,25 @@ static int dev_acquisition_start(const struct sr_dev_inst *sdi, void *cb_data)
 	return SR_OK;
 }
 
-static int dev_acquisition_stop(struct sr_dev_inst *sdi, void *cb_data)
+static int dev_acquisition_stop(struct sr_dev_inst *sdi)
 {
 	struct dev_context *devc;
-	(void)cb_data;
 
 	devc = sdi->priv;
 
-	if (sdi->status != SR_ST_ACTIVE)
-		return SR_ERR_DEV_CLOSED;
-
 	g_slist_free(devc->active_channels);
 
 	return SR_OK;
 }
 
-SR_PRIV struct sr_dev_driver hp_3457a_driver_info = {
+static struct sr_dev_driver hp_3457a_driver_info = {
 	.name = "hp-3457a",
 	.longname = "HP 3457A",
 	.api_version = 1,
-	.init = init,
-	.cleanup = cleanup,
+	.init = std_init,
+	.cleanup = std_cleanup,
 	.scan = scan,
-	.dev_list = dev_list,
-	.dev_clear = dev_clear,
+	.dev_list = std_dev_list,
 	.config_get = config_get,
 	.config_set = config_set,
 	.config_list = config_list,
@@ -481,3 +445,4 @@ SR_PRIV struct sr_dev_driver hp_3457a_driver_info = {
 	.dev_acquisition_stop = dev_acquisition_stop,
 	.context = NULL,
 };
+SR_REGISTER_DEV_DRIVER(hp_3457a_driver_info);