X-Git-Url: http://sigrok.org/gitweb/?a=blobdiff_plain;f=src%2Fhardware%2Fhameg-hmo%2Fapi.c;h=fb03d04cdd86ecc615d71235dd28f1471a3abe16;hb=41812aca436805b0614f2a8f31cf2f8ce494aea0;hp=d8a0f902ca26a0c53bb53ff4507ced775ec85e8e;hpb=aac29cc192ccf82b64e77b5e6b11b411da32deed;p=libsigrok.git

diff --git a/src/hardware/hameg-hmo/api.c b/src/hardware/hameg-hmo/api.c
index d8a0f902..fb03d04c 100644
--- a/src/hardware/hameg-hmo/api.c
+++ b/src/hardware/hameg-hmo/api.c
@@ -23,7 +23,6 @@
 #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",
@@ -45,7 +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);
 }
@@ -85,15 +84,14 @@ static struct sr_dev_inst *hmo_probe_serial_device(struct sr_scpi_dev_inst *scpi
 	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 = di;
+	sdi->driver = &hameg_hmo_driver_info;
 	sdi->inst_type = SR_INST_SCPI;
 	sdi->conn = scpi;
 
 	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;
 
@@ -111,20 +109,19 @@ fail:
 		sr_scpi_hw_info_free(hw_info);
 	if (sdi)
 		sr_dev_inst_free(sdi);
-	if (devc)
-		g_free(devc);
+	g_free(devc);
 
 	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);
+	return sr_scpi_scan(di->context, 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;
+	return ((struct drv_context *)(di->context))->instances;
 }
 
 static void clear_helper(void *priv)
@@ -141,7 +138,7 @@ 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);
 }
@@ -171,9 +168,9 @@ 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;
 }
@@ -182,7 +179,7 @@ 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;
 
@@ -208,7 +205,7 @@ 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))
@@ -222,7 +219,7 @@ 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;
@@ -333,7 +330,7 @@ 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;
@@ -503,7 +500,7 @@ static int config_list(uint32_t key, GVariant **data, const struct sr_dev_inst *
 {
 	int cg_type = CG_NONE;
 	struct dev_context *devc = NULL;
-	struct scope_config *model = NULL;
+	const struct scope_config *model = NULL;
 
 	if (sdi && (devc = sdi->priv)) {
 		if ((cg_type = check_channel_group(devc, cg)) == CG_INVALID)
@@ -574,7 +571,7 @@ 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;
@@ -642,7 +639,7 @@ 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;
@@ -812,5 +809,5 @@ SR_PRIV struct sr_dev_driver hameg_hmo_driver_info = {
 	.dev_close = dev_close,
 	.dev_acquisition_start = dev_acquisition_start,
 	.dev_acquisition_stop = dev_acquisition_stop,
-	.priv = NULL,
+	.context = NULL,
 };