X-Git-Url: https://sigrok.org/gitweb/?a=blobdiff_plain;f=src%2Fhardware%2Fhameg-hmo%2Fapi.c;h=4622ab613fd69b13f88cbbe278c6c1881c05a985;hb=515ab0889ebde4b373d620044a1a98da37153056;hp=31c11e2b361caacf439ad49bf3db9051ab3125e8;hpb=b33db61c48dd8ac2f6e7e3262da2d9399bd4bd53;p=libsigrok.git

diff --git a/src/hardware/hameg-hmo/api.c b/src/hardware/hameg-hmo/api.c
index 31c11e2b..4622ab61 100644
--- a/src/hardware/hameg-hmo/api.c
+++ b/src/hardware/hameg-hmo/api.c
@@ -23,12 +23,15 @@
 #define SERIALCOMM "115200/8n1/flow=1"
 
 SR_PRIV struct sr_dev_driver hameg_hmo_driver_info;
-static struct sr_dev_driver *di = &hameg_hmo_driver_info;
 
 static const char *manufacturers[] = {
 	"HAMEG",
 };
 
+static const uint32_t drvopts[] = {
+	SR_CONF_OSCILLOSCOPE,
+};
+
 static const uint32_t scanopts[] = {
 	SR_CONF_CONN,
 	SR_CONF_SERIALCOMM,
@@ -41,7 +44,7 @@ enum {
 	CG_DIGITAL,
 };
 
-static int init(struct sr_context *sr_ctx)
+static int init(struct sr_dev_driver *di, struct sr_context *sr_ctx)
 {
 	return std_init(sr_ctx, di, LOG_PREFIX);
 }
@@ -75,22 +78,20 @@ static struct sr_dev_inst *hmo_probe_serial_device(struct sr_scpi_dev_inst *scpi
 	if (check_manufacturer(hw_info->manufacturer) != SR_OK)
 		goto fail;
 
-	if (!(sdi = sr_dev_inst_new(SR_ST_ACTIVE,
-				    hw_info->manufacturer, hw_info->model,
-				    hw_info->firmware_version))) {
-		goto fail;
-	}
-
-	sdi->driver = di;
+	sdi = g_malloc0(sizeof(struct sr_dev_inst));
+	sdi->status = SR_ST_ACTIVE;
+	sdi->vendor = g_strdup(hw_info->manufacturer);
+	sdi->model = g_strdup(hw_info->model);
+	sdi->version = g_strdup(hw_info->firmware_version);
+	sdi->serial_num = g_strdup(hw_info->serial_number);
+	sdi->driver = &hameg_hmo_driver_info;
 	sdi->inst_type = SR_INST_SCPI;
 	sdi->conn = scpi;
-	sdi->serial_num = g_strdup(hw_info->serial_number);
 
 	sr_scpi_hw_info_free(hw_info);
 	hw_info = NULL;
 
-	if (!(devc = g_try_malloc0(sizeof(struct dev_context))))
-		goto fail;
+	devc = g_malloc0(sizeof(struct dev_context));
 
 	sdi->priv = devc;
 
@@ -114,12 +115,12 @@ fail:
 	return NULL;
 }
 
-static GSList *scan(GSList *options)
+static GSList *scan(struct sr_dev_driver *di, GSList *options)
 {
 	return sr_scpi_scan(di->priv, options, hmo_probe_serial_device);
 }
 
-static GSList *dev_list(void)
+static GSList *dev_list(const struct sr_dev_driver *di)
 {
 	return ((struct drv_context *)(di->priv))->instances;
 }
@@ -138,7 +139,7 @@ static void clear_helper(void *priv)
 	g_free(devc);
 }
 
-static int dev_clear(void)
+static int dev_clear(const struct sr_dev_driver *di)
 {
 	return std_dev_clear(di, clear_helper);
 }
@@ -168,9 +169,9 @@ static int dev_close(struct sr_dev_inst *sdi)
 	return SR_OK;
 }
 
-static int cleanup(void)
+static int cleanup(const struct sr_dev_driver *di)
 {
-	dev_clear();
+	dev_clear(di);
 
 	return SR_OK;
 }
@@ -179,7 +180,7 @@ static int check_channel_group(struct dev_context *devc,
 			     const struct sr_channel_group *cg)
 {
 	unsigned int i;
-	struct scope_config *model;
+	const struct scope_config *model;
 
 	model = devc->model_config;
 
@@ -205,7 +206,7 @@ static int config_get(uint32_t key, GVariant **data, const struct sr_dev_inst *s
 	int ret, cg_type;
 	unsigned int i;
 	struct dev_context *devc;
-	struct scope_config *model;
+	const struct scope_config *model;
 	struct scope_state *state;
 
 	if (!sdi || !(devc = sdi->priv))
@@ -219,7 +220,7 @@ static int config_get(uint32_t key, GVariant **data, const struct sr_dev_inst *s
 	state = devc->model_state;
 
 	switch (key) {
-	case SR_CONF_NUM_TIMEBASE:
+	case SR_CONF_NUM_HDIV:
 		*data = g_variant_new_int32(model->num_xdivs);
 		ret = SR_OK;
 		break;
@@ -330,7 +331,7 @@ static int config_set(uint32_t key, GVariant *data, const struct sr_dev_inst *sd
 	unsigned int i, j;
 	char command[MAX_COMMAND_SIZE], float_str[30];
 	struct dev_context *devc;
-	struct scope_config *model;
+	const struct scope_config *model;
 	struct scope_state *state;
 	const char *tmp;
 	uint64_t p, q;
@@ -498,17 +499,16 @@ static int config_set(uint32_t key, GVariant *data, const struct sr_dev_inst *sd
 static int config_list(uint32_t key, GVariant **data, const struct sr_dev_inst *sdi,
 		       const struct sr_channel_group *cg)
 {
-	int cg_type;
-	struct dev_context *devc;
-	struct scope_config *model;
-
-	if (!sdi || !(devc = sdi->priv))
-		return SR_ERR_ARG;
+	int cg_type = CG_NONE;
+	struct dev_context *devc = NULL;
+	const struct scope_config *model = NULL;
 
-	if ((cg_type = check_channel_group(devc, cg)) == CG_INVALID)
-		return SR_ERR;
+	if (sdi && (devc = sdi->priv)) {
+		if ((cg_type = check_channel_group(devc, cg)) == CG_INVALID)
+			return SR_ERR;
 
-	model = devc->model_config;
+		model = devc->model_config;
+	}
 
 	switch (key) {
 	case SR_CONF_SCAN_OPTIONS:
@@ -517,9 +517,12 @@ static int config_list(uint32_t key, GVariant **data, const struct sr_dev_inst *
 		break;
 	case SR_CONF_DEVICE_OPTIONS:
 		if (cg_type == CG_NONE) {
-			*data = g_variant_new_fixed_array(G_VARIANT_TYPE_UINT32,
-				model->devopts, model->num_devopts,
-				sizeof(uint32_t));
+			if (model)
+				*data = g_variant_new_fixed_array(G_VARIANT_TYPE_UINT32,
+					model->devopts, model->num_devopts, sizeof(uint32_t));
+			else
+				*data = g_variant_new_fixed_array(G_VARIANT_TYPE_UINT32,
+					drvopts, ARRAY_SIZE(drvopts), sizeof(uint32_t));
 		} else if (cg_type == CG_ANALOG) {
 			*data = g_variant_new_fixed_array(G_VARIANT_TYPE_UINT32,
 				model->analog_devopts, model->num_analog_devopts,
@@ -536,14 +539,20 @@ static int config_list(uint32_t key, GVariant **data, const struct sr_dev_inst *
 			   g_strv_length((char **)*model->coupling_options));
 		break;
 	case SR_CONF_TRIGGER_SOURCE:
+		if (!model)
+			return SR_ERR_ARG;
 		*data = g_variant_new_strv(*model->trigger_sources,
 			   g_strv_length((char **)*model->trigger_sources));
 		break;
 	case SR_CONF_TRIGGER_SLOPE:
+		if (!model)
+			return SR_ERR_ARG;
 		*data = g_variant_new_strv(*model->trigger_slopes,
 			   g_strv_length((char **)*model->trigger_slopes));
 		break;
 	case SR_CONF_TIMEBASE:
+		if (!model)
+			return SR_ERR_ARG;
 		*data = build_tuples(model->timebases, model->num_timebases);
 		break;
 	case SR_CONF_VDIV:
@@ -563,7 +572,7 @@ SR_PRIV int hmo_request_data(const struct sr_dev_inst *sdi)
 	char command[MAX_COMMAND_SIZE];
 	struct sr_channel *ch;
 	struct dev_context *devc;
-	struct scope_config *model;
+	const struct scope_config *model;
 
 	devc = sdi->priv;
 	model = devc->model_config;
@@ -631,7 +640,7 @@ static int hmo_setup_channels(const struct sr_dev_inst *sdi)
 	gboolean *pod_enabled, setup_changed;
 	char command[MAX_COMMAND_SIZE];
 	struct scope_state *state;
-	struct scope_config *model;
+	const struct scope_config *model;
 	struct sr_channel *ch;
 	struct dev_context *devc;
 	struct sr_scpi_dev_inst *scpi;