X-Git-Url: https://sigrok.org/gitweb/?a=blobdiff_plain;f=src%2Fhardware%2Fagilent-dmm%2Fapi.c;h=c410b37c02a02276810f9f40e9e2c1655057f007;hb=090f1e1e5478ea15baa3731fefbd4aff9be78c77;hp=aaba328192789dcc575ac7a595cea14c4e6ef998;hpb=0ceb70381b02336d8e8130e2a701df4ce944b13a;p=libsigrok.git

diff --git a/src/hardware/agilent-dmm/api.c b/src/hardware/agilent-dmm/api.c
index aaba3281..c410b37c 100644
--- a/src/hardware/agilent-dmm/api.c
+++ b/src/hardware/agilent-dmm/api.c
@@ -51,11 +51,7 @@ static const uint64_t samplerates[] = {
 };
 
 static const char *data_sources[] = {
-	"Live",
-	"Log-Hand",
-	"Log-Trig",
-	"Log-Auto",
-	"Log-Export",
+	"Live", "Log-Hand", "Log-Trig", "Log-Auto", "Log-Export",
 };
 
 extern const struct agdmm_job agdmm_jobs_live[];
@@ -187,25 +183,22 @@ static GSList *scan(struct sr_dev_driver *di, GSList *options)
 	return std_scan_complete(di, devices);
 }
 
-static int config_get(uint32_t key, GVariant **data, const struct sr_dev_inst *sdi,
-		const struct sr_channel_group *cg)
+static int config_get(uint32_t key, GVariant **data,
+	const struct sr_dev_inst *sdi, const struct sr_channel_group *cg)
 {
 	struct dev_context *devc;
-	int ret;
 
 	(void)cg;
 
 	devc = sdi->priv;
 
-	ret = SR_OK;
 	switch (key) {
 	case SR_CONF_SAMPLERATE:
 		*data = g_variant_new_uint64(devc->cur_samplerate);
 		break;
 	case SR_CONF_LIMIT_SAMPLES:
 	case SR_CONF_LIMIT_MSEC:
-		ret = sr_sw_limits_config_get(&devc->limits, key, data);
-		break;
+		return sr_sw_limits_config_get(&devc->limits, key, data);
 	case SR_CONF_DATA_SOURCE:
 		*data = g_variant_new_string(data_sources[devc->data_source]);
 		break;
@@ -213,91 +206,54 @@ static int config_get(uint32_t key, GVariant **data, const struct sr_dev_inst *s
 		return SR_ERR_NA;
 	}
 
-	return ret;
+	return SR_OK;
 }
 
-static int config_set(uint32_t key, GVariant *data, const struct sr_dev_inst *sdi,
-		const struct sr_channel_group *cg)
+static int config_set(uint32_t key, GVariant *data,
+	const struct sr_dev_inst *sdi, const struct sr_channel_group *cg)
 {
 	struct dev_context *devc;
 	uint64_t samplerate;
-	const char *tmp_str;
-	unsigned int i;
-	int ret;
+	int idx;
 
 	(void)cg;
 
-	if (sdi->status != SR_ST_ACTIVE)
-		return SR_ERR_DEV_CLOSED;
-
 	devc = sdi->priv;
 
-	ret = SR_OK;
 	switch (key) {
 	case SR_CONF_SAMPLERATE:
 		samplerate = g_variant_get_uint64(data);
 		if (samplerate < samplerates[0] || samplerate > samplerates[1])
-			ret = SR_ERR_ARG;
-		else
-			devc->cur_samplerate = g_variant_get_uint64(data);
+			return SR_ERR_ARG;
+		devc->cur_samplerate = g_variant_get_uint64(data);
 		break;
 	case SR_CONF_LIMIT_SAMPLES:
 	case SR_CONF_LIMIT_MSEC:
-		ret = sr_sw_limits_config_set(&devc->limits, key, data);
-		break;
-	case SR_CONF_DATA_SOURCE: {
-		tmp_str = g_variant_get_string(data, NULL);
-		for (i = 0; i < ARRAY_SIZE(data_sources); i++)
-			if (!strcmp(tmp_str, data_sources[i])) {
-				devc->data_source = i;
-				break;
-			}
-		if (i == ARRAY_SIZE(data_sources))
-			return SR_ERR;
+		return sr_sw_limits_config_set(&devc->limits, key, data);
+	case SR_CONF_DATA_SOURCE:
+		if ((idx = std_str_idx(data, ARRAY_AND_SIZE(data_sources))) < 0)
+			return SR_ERR_ARG;
+		devc->data_source = idx;
 		break;
-	}
 	default:
-		ret = SR_ERR_NA;
+		return SR_ERR_NA;
 	}
 
-	return ret;
+	return SR_OK;
 }
 
-static int config_list(uint32_t key, GVariant **data, const struct sr_dev_inst *sdi,
-		const struct sr_channel_group *cg)
+static int config_list(uint32_t key, GVariant **data,
+	const struct sr_dev_inst *sdi, const struct sr_channel_group *cg)
 {
-	GVariant *gvar;
-	GVariantBuilder gvb;
-
-	if (key == SR_CONF_SCAN_OPTIONS) {
-		*data = g_variant_new_fixed_array(G_VARIANT_TYPE_UINT32,
-				scanopts, ARRAY_SIZE(scanopts), sizeof(uint32_t));
-		return SR_OK;
-	}
-
-	if (key == SR_CONF_DEVICE_OPTIONS && !sdi) {
-		*data = g_variant_new_fixed_array(G_VARIANT_TYPE_UINT32,
-				drvopts, ARRAY_SIZE(drvopts), sizeof(uint32_t));
-		return SR_OK;
-	}
-
-	if (!sdi || cg)
-		return SR_ERR_ARG;
-
 	switch (key) {
+	case SR_CONF_SCAN_OPTIONS:
 	case SR_CONF_DEVICE_OPTIONS:
-		*data = g_variant_new_fixed_array(G_VARIANT_TYPE_UINT32,
-				devopts, ARRAY_SIZE(devopts), sizeof(uint32_t));
-		break;
+		return STD_CONFIG_LIST(key, data, sdi, cg, scanopts, drvopts, devopts);
 	case SR_CONF_SAMPLERATE:
-		g_variant_builder_init(&gvb, G_VARIANT_TYPE("a{sv}"));
-		gvar = g_variant_new_fixed_array(G_VARIANT_TYPE("t"), samplerates,
-				ARRAY_SIZE(samplerates), sizeof(uint64_t));
-		g_variant_builder_add(&gvb, "{sv}", "samplerate-steps", gvar);
-		*data = g_variant_builder_end(&gvb);
+		*data = std_gvar_samplerates_steps(ARRAY_AND_SIZE(samplerates));
 		break;
 	case SR_CONF_DATA_SOURCE:
-		*data = g_variant_new_strv(data_sources, ARRAY_SIZE(data_sources));
+		*data = g_variant_new_strv(ARRAY_AND_SIZE(data_sources));
 		break;
 	default:
 		return SR_ERR_NA;
@@ -311,9 +267,6 @@ static int dev_acquisition_start(const struct sr_dev_inst *sdi)
 	struct dev_context *devc = sdi->priv;
 	struct sr_serial_dev_inst *serial;
 
-	if (sdi->status != SR_ST_ACTIVE)
-		return SR_ERR_DEV_CLOSED;
-
 	devc->cur_channel = sr_next_enabled_channel(sdi, NULL);
 	devc->cur_conf = sr_next_enabled_channel(sdi, NULL);
 	devc->cur_sample = 1;
@@ -338,7 +291,6 @@ static int dev_acquisition_start(const struct sr_dev_inst *sdi)
 	sr_sw_limits_acquisition_start(&devc->limits);
 	std_session_send_df_header(sdi);
 
-	/* Poll every 10ms, or whenever some data comes in. */
 	serial = sdi->conn;
 	serial_source_add(sdi->session, serial, G_IO_IN, 10,
 			agdmm_receive_data, (void *)sdi);
@@ -354,7 +306,7 @@ static struct sr_dev_driver agdmm_driver_info = {
 	.cleanup = std_cleanup,
 	.scan = scan,
 	.dev_list = std_dev_list,
-	.dev_clear = NULL,
+	.dev_clear = std_dev_clear,
 	.config_get = config_get,
 	.config_set = config_set,
 	.config_list = config_list,