X-Git-Url: https://sigrok.org/gitweb/?p=libsigrok.git;a=blobdiff_plain;f=src%2Fhardware%2Fnorma-dmm%2Fapi.c;h=ee1c59ca30eb341cf2872204e92921e82c1795ce;hp=48a8f13323c911324dfa5681ca03111557b0fcae;hb=dd5c48a6d567a3cac62c4b0058588273bbeea171;hpb=a0e0bb4149081eda06714f1158639f2dadcfa9d8

diff --git a/src/hardware/norma-dmm/api.c b/src/hardware/norma-dmm/api.c
index 48a8f133..ee1c59ca 100644
--- a/src/hardware/norma-dmm/api.c
+++ b/src/hardware/norma-dmm/api.c
@@ -22,6 +22,7 @@
  *  @internal
  */
 
+#include <config.h>
 #include "protocol.h"
 
 static const uint32_t scanopts[] = {
@@ -31,68 +32,54 @@ static const uint32_t scanopts[] = {
 
 static const uint32_t devopts[] = {
 	SR_CONF_MULTIMETER,
-	SR_CONF_LIMIT_SAMPLES,
-	SR_CONF_LIMIT_MSEC,
 	SR_CONF_CONTINUOUS,
+	SR_CONF_LIMIT_SAMPLES | SR_CONF_SET,
+	SR_CONF_LIMIT_MSEC | SR_CONF_SET,
 };
 
 #define BUF_MAX 50
 
 #define SERIALCOMM "4800/8n1/dtr=1/rts=0/flow=1"
 
-SR_PRIV struct sr_dev_driver norma_dmm_driver_info;
-SR_PRIV struct sr_dev_driver siemens_b102x_driver_info;
+static struct sr_dev_driver norma_dmm_driver_info;
+static struct sr_dev_driver siemens_b102x_driver_info;
 
-static const char* get_brandstr(struct sr_dev_driver* drv)
+static const char *get_brandstr(struct sr_dev_driver *drv)
 {
-	if (drv == &norma_dmm_driver_info)
-		return "Norma";
-	else
-		return "Siemens";
+	return (drv == &norma_dmm_driver_info) ? "Norma" : "Siemens";
 }
 
-static const char* get_typestr(int type, struct sr_dev_driver* drv)
+static const char *get_typestr(int type, struct sr_dev_driver *drv)
 {
-	static const char* nameref[5][2] = {
+	static const char *nameref[5][2] = {
 		{"DM910", "B1024"},
 		{"DM920", "B1025"},
 		{"DM930", "B1026"},
 		{"DM940", "B1027"},
-		{"DM950", "B1028"}};
+		{"DM950", "B1028"},
+	};
 
 	if ((type < 1) || (type > 5))
 		return "Unknown type!";
 
-	return nameref[type-1][(drv == &siemens_b102x_driver_info)];
+	return nameref[type - 1][(drv == &siemens_b102x_driver_info)];
 }
 
-static int init_norma_dmm(struct sr_context *sr_ctx)
-{
-	return std_init(sr_ctx, &norma_dmm_driver_info, LOG_PREFIX);
-}
-
-static int init_siemens_b102x(struct sr_context *sr_ctx)
-{
-	return std_init(sr_ctx, &siemens_b102x_driver_info, LOG_PREFIX);
-}
-
-static GSList *do_scan(struct sr_dev_driver* drv, GSList *options)
+static GSList *scan(struct sr_dev_driver *drv, GSList *options)
 {
 	struct sr_dev_inst *sdi;
 	struct drv_context *drvc;
 	struct dev_context *devc;
 	struct sr_config *src;
-	struct sr_channel *ch;
 	struct sr_serial_dev_inst *serial;
 	GSList *l, *devices;
-	int len, cnt;
+	int len, cnt, auxtype;
 	const char *conn, *serialcomm;
 	char *buf;
 	char req[10];
-	int auxtype;
 
 	devices = NULL;
-	drvc = drv->priv;
+	drvc = drv->context;
 	drvc->instances = NULL;
 	conn = serialcomm = NULL;
 
@@ -112,26 +99,22 @@ static GSList *do_scan(struct sr_dev_driver* drv, GSList *options)
 	if (!serialcomm)
 		serialcomm = SERIALCOMM;
 
-	if (!(serial = sr_serial_dev_inst_new(conn, serialcomm)))
-		return NULL;
+	serial = sr_serial_dev_inst_new(conn, serialcomm);
 
-	if (serial_open(serial, SERIAL_RDWR | SERIAL_NONBLOCK) != SR_OK)
+	if (serial_open(serial, SERIAL_RDWR) != SR_OK)
 		return NULL;
 
 	serial_flush(serial);
 
-	if (!(buf = g_try_malloc(BUF_MAX))) {
-		sr_err("Serial buffer malloc failed.");
-		return NULL;
-	}
+	buf = g_malloc(BUF_MAX);
 
 	snprintf(req, sizeof(req), "%s\r\n",
 		 nmadmm_requests[NMADMM_REQ_IDN].req_str);
 	g_usleep(150 * 1000); /* Wait a little to allow serial port to settle. */
 	for (cnt = 0; cnt < 7; cnt++) {
-		if (serial_write(serial, req, strlen(req)) == -1) {
-			sr_err("Unable to send identification request: %d %s.",
-			       errno, strerror(errno));
+		if (serial_write_blocking(serial, req, strlen(req),
+				serial_timeout(serial, strlen(req))) < 0) {
+			sr_err("Unable to send identification request.");
 			return NULL;
 		}
 		len = BUF_MAX;
@@ -140,29 +123,24 @@ static GSList *do_scan(struct sr_dev_driver* drv, GSList *options)
 			continue;
 		buf[BUF_MAX - 1] = '\0';
 
-		/* Match ID string, e.g. "1834 065 V1.06,IF V1.02" (DM950) */
+		/* Match ID string, e.g. "1834 065 V1.06,IF V1.02" (DM950). */
 		if (g_regex_match_simple("^1834 [^,]*,IF V*", (char *)buf, 0, 0)) {
 			auxtype = xgittoint(buf[7]);
 			sr_spew("%s %s DMM %s detected!", get_brandstr(drv), get_typestr(auxtype, drv), buf + 9);
 
-			if (!(sdi = sr_dev_inst_new(0, SR_ST_INACTIVE,
-						get_brandstr(drv), get_typestr(auxtype, drv), buf + 9)))
-				return NULL;
-			if (!(devc = g_try_malloc0(sizeof(struct dev_context)))) {
-				sr_err("Device context malloc failed.");
-				return NULL;
-			}
+			sdi = g_malloc0(sizeof(struct sr_dev_inst));
+			sdi->status = SR_ST_INACTIVE;
+			sdi->vendor = g_strdup(get_brandstr(drv));
+			sdi->model = g_strdup(get_typestr(auxtype, drv));
+			sdi->version = g_strdup(buf + 9);
+			devc = g_malloc0(sizeof(struct dev_context));
+			sr_sw_limits_init(&devc->limits);
 			devc->type = auxtype;
 			devc->version = g_strdup(&buf[9]);
-			devc->elapsed_msec = g_timer_new();
-
 			sdi->conn = serial;
 			sdi->priv = devc;
 			sdi->driver = drv;
-			if (!(ch = sr_channel_new(0, SR_CHANNEL_ANALOG, TRUE,
-				"P1")))
-				return NULL;
-			sdi->channels = g_slist_append(sdi->channels, ch);
+			sr_channel_new(sdi, 0, SR_CHANNEL_ANALOG, TRUE, "P1");
 			drvc->instances = g_slist_append(drvc->instances, sdi);
 			devices = g_slist_append(devices, sdi);
 			break;
@@ -189,26 +167,6 @@ static GSList *do_scan(struct sr_dev_driver* drv, GSList *options)
 	return devices;
 }
 
-static GSList *scan_norma_dmm(GSList *options)
-{
-	return do_scan(&norma_dmm_driver_info, options);
-}
-
-static GSList *scan_siemens_b102x(GSList *options)
-{
-	return do_scan(&siemens_b102x_driver_info, options);
-}
-
-static GSList *dev_list_norma_dmm(void)
-{
-	return ((struct drv_context *)(norma_dmm_driver_info.priv))->instances;
-}
-
-static GSList *dev_list_siemens_b102x(void)
-{
-	return ((struct drv_context *)(siemens_b102x_driver_info.priv))->instances;
-}
-
 static int dev_close(struct sr_dev_inst *sdi)
 {
 	struct dev_context *devc;
@@ -219,22 +177,11 @@ static int dev_close(struct sr_dev_inst *sdi)
 	if ((devc = sdi->priv) && devc->version) {
 		g_free(devc->version);
 		devc->version = NULL;
-		g_timer_destroy(devc->elapsed_msec);
 	}
 
 	return SR_OK;
 }
 
-static int cleanup_norma_dmm(void)
-{
-	return std_dev_clear(&norma_dmm_driver_info, NULL);
-}
-
-static int cleanup_siemens_b102x(void)
-{
-	return std_dev_clear(&siemens_b102x_driver_info, NULL);
-}
-
 static int config_set(uint32_t key, GVariant *data, const struct sr_dev_inst *sdi,
 		const struct sr_channel_group *cg)
 {
@@ -245,31 +192,9 @@ static int config_set(uint32_t key, GVariant *data, const struct sr_dev_inst *sd
 	if (sdi->status != SR_ST_ACTIVE)
 		return SR_ERR_DEV_CLOSED;
 
-	if (!(devc = sdi->priv)) {
-		sr_err("sdi->priv was NULL.");
-		return SR_ERR_BUG;
-	}
-
-	switch (key) {
-	case SR_CONF_LIMIT_MSEC:
-		if (g_variant_get_uint64(data) == 0) {
-			sr_err("LIMIT_MSEC can't be 0.");
-			return SR_ERR;
-		}
-		devc->limit_msec = g_variant_get_uint64(data);
-		sr_dbg("Setting time limit to %" PRIu64 "ms.",
-		       devc->limit_msec);
-		break;
-	case SR_CONF_LIMIT_SAMPLES:
-		devc->limit_samples = g_variant_get_uint64(data);
-		sr_dbg("Setting sample limit to %" PRIu64 ".",
-		       devc->limit_samples);
-		break;
-	default:
-		return SR_ERR_NA;
-	}
+	devc = sdi->priv;
 
-	return SR_OK;
+	return sr_sw_limits_config_set(&devc->limits, key, data);
 }
 
 static int config_list(uint32_t key, GVariant **data, const struct sr_dev_inst *sdi,
@@ -294,26 +219,18 @@ static int config_list(uint32_t key, GVariant **data, const struct sr_dev_inst *
 	return SR_OK;
 }
 
-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)
 {
 	struct dev_context *devc;
 	struct sr_serial_dev_inst *serial;
 
-	if (!sdi || !cb_data || !(devc = sdi->priv))
-		return SR_ERR_BUG;
-
 	if (sdi->status != SR_ST_ACTIVE)
 		return SR_ERR_DEV_CLOSED;
 
-	devc->cb_data = cb_data;
+	devc = sdi->priv;
 
-	/* Send header packet to the session bus. */
-	std_session_send_df_header(cb_data, LOG_PREFIX);
-
-	/* Start timer, if required. */
-	if (devc->limit_msec)
-		g_timer_start(devc->elapsed_msec);
+	sr_sw_limits_acquisition_start(&devc->limits);
+	std_session_send_df_header(sdi, LOG_PREFIX);
 
 	/* Poll every 100ms, or whenever some data comes in. */
 	serial = sdi->conn;
@@ -323,26 +240,20 @@ static int dev_acquisition_start(const struct sr_dev_inst *sdi,
 	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;
-
-	/* Stop timer, if required. */
-	if (sdi && (devc = sdi->priv) && devc->limit_msec)
-		g_timer_stop(devc->elapsed_msec);
-
-	return std_serial_dev_acquisition_stop(sdi, cb_data, dev_close,
+	return std_serial_dev_acquisition_stop(sdi, dev_close,
 			sdi->conn, LOG_PREFIX);
 }
 
-SR_PRIV struct sr_dev_driver norma_dmm_driver_info = {
+static struct sr_dev_driver norma_dmm_driver_info = {
 	.name = "norma-dmm",
 	.longname = "Norma DM9x0 DMMs",
 	.api_version = 1,
-	.init = init_norma_dmm,
-	.cleanup = cleanup_norma_dmm,
-	.scan = scan_norma_dmm,
-	.dev_list = dev_list_norma_dmm,
+	.init = std_init,
+	.cleanup = std_cleanup,
+	.scan = scan,
+	.dev_list = std_dev_list,
 	.dev_clear = NULL,
 	.config_get = NULL,
 	.config_set = config_set,
@@ -351,18 +262,18 @@ SR_PRIV struct sr_dev_driver norma_dmm_driver_info = {
 	.dev_close = dev_close,
 	.dev_acquisition_start = dev_acquisition_start,
 	.dev_acquisition_stop = dev_acquisition_stop,
-	.priv = NULL,
+	.context = NULL,
 };
+SR_REGISTER_DEV_DRIVER(norma_dmm_driver_info);
 
-
-SR_PRIV struct sr_dev_driver siemens_b102x_driver_info = {
+static struct sr_dev_driver siemens_b102x_driver_info = {
 	.name = "siemens-b102x",
 	.longname = "Siemens B102x DMMs",
 	.api_version = 1,
-	.init = init_siemens_b102x,
-	.cleanup = cleanup_siemens_b102x,
-	.scan = scan_siemens_b102x,
-	.dev_list = dev_list_siemens_b102x,
+	.init = std_init,
+	.cleanup = std_cleanup,
+	.scan = scan,
+	.dev_list = std_dev_list,
 	.dev_clear = NULL,
 	.config_get = NULL,
 	.config_set = config_set,
@@ -371,5 +282,6 @@ SR_PRIV struct sr_dev_driver siemens_b102x_driver_info = {
 	.dev_close = dev_close,
 	.dev_acquisition_start = dev_acquisition_start,
 	.dev_acquisition_stop = dev_acquisition_stop,
-	.priv = NULL,
+	.context = NULL,
 };
+SR_REGISTER_DEV_DRIVER(siemens_b102x_driver_info);