X-Git-Url: http://sigrok.org/gitweb/?a=blobdiff_plain;f=src%2Fhardware%2Flascar-el-usb%2Fapi.c;h=b5d73b2382472e5e7896f61a541ff470c3398184;hb=95c1fe62f77d347bf173b1236c38a9043efabd2b;hp=5ee1d22a838db6874be5d27b569d4f3caa1b8588;hpb=d2f7c417fdd96a13d8fd86350d2fc13db16f626c;p=libsigrok.git

diff --git a/src/hardware/lascar-el-usb/api.c b/src/hardware/lascar-el-usb/api.c
index 5ee1d22a..b5d73b23 100644
--- a/src/hardware/lascar-el-usb/api.c
+++ b/src/hardware/lascar-el-usb/api.c
@@ -28,9 +28,12 @@ static const uint32_t scanopts[] = {
 	SR_CONF_CONN,
 };
 
-static const uint32_t devopts[] = {
+static const uint32_t drvopts[] = {
 	SR_CONF_THERMOMETER,
 	SR_CONF_HYGROMETER,
+};
+
+static const uint32_t devopts[] = {
 	SR_CONF_CONN | SR_CONF_GET,
 	SR_CONF_LIMIT_SAMPLES | SR_CONF_GET | SR_CONF_SET,
 	SR_CONF_DATALOG | SR_CONF_GET | SR_CONF_SET,
@@ -97,9 +100,8 @@ static int dev_open(struct sr_dev_inst *sdi)
 		sr_err("Failed to claim interface: %s.", libusb_error_name(ret));
 		return SR_ERR;
 	}
-	sdi->status = SR_ST_ACTIVE;
 
-	return ret;
+	return SR_OK;
 }
 
 static int dev_close(struct sr_dev_inst *sdi)
@@ -109,24 +111,21 @@ static int dev_close(struct sr_dev_inst *sdi)
 	usb = sdi->conn;
 
 	if (!usb->devhdl)
-		/* Nothing to do. */
-		return SR_OK;
+		return SR_ERR_BUG;
 
 	libusb_release_interface(usb->devhdl, LASCAR_INTERFACE);
 	libusb_close(usb->devhdl);
 	usb->devhdl = NULL;
-	sdi->status = SR_ST_INACTIVE;
 
 	return SR_OK;
 }
 
-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;
 	struct sr_usb_dev_inst *usb;
 	int ret;
-	char str[128];
 
 	(void)cg;
 
@@ -136,8 +135,7 @@ static int config_get(uint32_t key, GVariant **data, const struct sr_dev_inst *s
 		if (!sdi || !sdi->conn)
 			return SR_ERR_ARG;
 		usb = sdi->conn;
-		snprintf(str, 128, "%d.%d", usb->bus, usb->address);
-		*data = g_variant_new_string(str);
+		*data = g_variant_new_printf("%d.%d", usb->bus, usb->address);
 		break;
 	case SR_CONF_DATALOG:
 		if (!sdi)
@@ -156,17 +154,14 @@ static int config_get(uint32_t key, GVariant **data, const struct sr_dev_inst *s
 	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;
 	int ret;
 
 	(void)cg;
 
-	if (sdi->status != SR_ST_ACTIVE)
-		return SR_ERR_DEV_CLOSED;
-
 	devc = sdi->priv;
 	ret = SR_OK;
 	switch (key) {
@@ -186,26 +181,10 @@ static int config_set(uint32_t key, GVariant *data, const struct sr_dev_inst *sd
 	return ret;
 }
 
-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)
 {
-	(void)sdi;
-	(void)cg;
-
-	switch (key) {
-	case SR_CONF_SCAN_OPTIONS:
-		*data = g_variant_new_fixed_array(G_VARIANT_TYPE_UINT32,
-				scanopts, ARRAY_SIZE(scanopts), sizeof(uint32_t));
-		break;
-	case SR_CONF_DEVICE_OPTIONS:
-		*data = g_variant_new_fixed_array(G_VARIANT_TYPE_UINT32,
-				devopts, ARRAY_SIZE(devopts), sizeof(uint32_t));
-		break;
-	default:
-		return SR_ERR_NA;
-	}
-
-	return SR_OK;
+	return STD_CONFIG_LIST(key, data, sdi, cg, scanopts, drvopts, devopts);
 }
 
 static void LIBUSB_CALL mark_xfer(struct libusb_transfer *xfer)
@@ -293,9 +272,6 @@ static int dev_acquisition_start(const struct sr_dev_inst *sdi)
 	int ret;
 	unsigned char cmd[3], resp[4], *buf;
 
-	if (sdi->status != SR_ST_ACTIVE)
-		return SR_ERR_DEV_CLOSED;
-
 	drvc = di->context;
 	devc = sdi->priv;
 	usb = sdi->conn;
@@ -411,7 +387,7 @@ SR_PRIV struct sr_dev_driver lascar_el_usb_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,