serial-dmm: Add V&A VA18B support.

hardware/serial-dmm/api.c

@@ -52,12 +52,14 @@ SR_PRIV struct sr_dev_driver tekpower_tp4000zc_driver_info;
 SR_PRIV struct sr_dev_driver metex_me31_driver_info;
 SR_PRIV struct sr_dev_driver peaktech_3410_driver_info;
 SR_PRIV struct sr_dev_driver mastech_mas345_driver_info;
+SR_PRIV struct sr_dev_driver va_va18b_driver_info;
 
 static struct sr_dev_driver *di_dt4000zc = &digitek_dt4000zc_driver_info;
 static struct sr_dev_driver *di_tp4000zc = &tekpower_tp4000zc_driver_info;
 static struct sr_dev_driver *di_me31 = &metex_me31_driver_info;
 static struct sr_dev_driver *di_3410 = &peaktech_3410_driver_info;
 static struct sr_dev_driver *di_mas345 = &mastech_mas345_driver_info;
+static struct sr_dev_driver *di_va18b = &va_va18b_driver_info;
 
 /* After hw_init() this will point to a device-specific entry (see above). */
 static struct sr_dev_driver *di = NULL;
@@ -93,6 +95,12 @@ SR_PRIV struct dmm_info dmms[] = {
 		sr_metex14_packet_valid, sr_metex14_parse,
 		NULL,
 	},
+	{
+		"V&A", "VA18B", "2400/8n1", 2400,
+		FS9721_PACKET_SIZE, NULL,
+		sr_fs9721_packet_valid, sr_fs9721_parse,
+		dmm_details_va18b,
+	},
 };
 
 /* Properly close and free all devices. */
@@ -140,6 +148,8 @@ static int hw_init(int dmm)
 		di = di_3410;
 	if (dmm == MASTECH_MAS345)
 		di = di_mas345;
+	if (dmm == VA_VA18B)
+		di = di_va18b;
 	sr_dbg("Selected '%s' subdriver.", di->name);
 
 	di->priv = drvc;
@@ -172,6 +182,11 @@ static int hw_init_mastech_mas345(void)
 	return hw_init(MASTECH_MAS345);
 }
 
+static int hw_init_va_va18b(void)
+{
+	return hw_init(VA_VA18B);
+}
+
 static GSList *scan(const char *conn, const char *serialcomm, int dmm)
 {
 	struct sr_dev_inst *sdi;
@@ -289,6 +304,8 @@ static GSList *hw_scan(GSList *options)
 		dmm = 3;
 	if (!strcmp(di->name, "mastech-mas345"))
 		dmm = 4;
+	if (!strcmp(di->name, "va-va18b"))
+		dmm = 5;
 
 	if (serialcomm) {
 		/* Use the provided comm specs. */
@@ -454,6 +471,8 @@ static int hw_dev_acquisition_start(const struct sr_dev_inst *sdi,
 		receive_data = peaktech_3410_receive_data;
 	if (!strcmp(di->name, "mastech-mas345"))
 		receive_data = mastech_mas345_receive_data;
+	if (!strcmp(di->name, "va-va18b"))
+		receive_data = va_va18b_receive_data;
 
 	/* Poll every 50ms, or whenever some data comes in. */
 	sr_source_add(devc->serial->fd, G_IO_IN, 50,
@@ -577,3 +596,21 @@ SR_PRIV struct sr_dev_driver mastech_mas345_driver_info = {
 	.dev_acquisition_stop = hw_dev_acquisition_stop,
 	.priv = NULL,
 };
+
+SR_PRIV struct sr_dev_driver va_va18b_driver_info = {
+	.name = "va-va18b",
+	.longname = "V&A VA18B",
+	.api_version = 1,
+	.init = hw_init_va_va18b,
+	.cleanup = hw_cleanup,
+	.scan = hw_scan,
+	.dev_list = hw_dev_list,
+	.dev_clear = clear_instances,
+	.dev_open = hw_dev_open,
+	.dev_close = hw_dev_close,
+	.info_get = hw_info_get,
+	.dev_config_set = hw_dev_config_set,
+	.dev_acquisition_start = hw_dev_acquisition_start,
+	.dev_acquisition_stop = hw_dev_acquisition_stop,
+	.priv = NULL,
+};

hardware/serial-dmm/protocol.c

@@ -49,7 +49,19 @@ SR_PRIV void dmm_details_tp4000zc(struct sr_datafeed_analog *analog, void *info)
 	/* User-defined FS9721_LP3 flag 'c2c1_10' means temperature. */
 	if (info_local->is_c2c1_10) {
 		analog->mq = SR_MQ_TEMPERATURE;
-		/* No Kelvin or Fahrenheit from the device, just Celsius. */
+		analog->unit = SR_UNIT_CELSIUS;
+	}
+}
+
+SR_PRIV void dmm_details_va18b(struct sr_datafeed_analog *analog, void *info)
+{
+	struct fs9721_info *info_local;
+
+	info_local = (struct fs9721_info *)info;
+
+	/* User-defined FS9721_LP3 flag 'c2c1_01' means temperature. */
+	if (info_local->is_c2c1_01) {
+		analog->mq = SR_MQ_TEMPERATURE;
 		analog->unit = SR_UNIT_CELSIUS;
 	}
 }
@@ -188,3 +200,10 @@ SR_PRIV int mastech_mas345_receive_data(int fd, int revents, void *cb_data)
 
 	return receive_data(fd, revents, MASTECH_MAS345, &info, cb_data);
 }
+
+SR_PRIV int va_va18b_receive_data(int fd, int revents, void *cb_data)
+{
+	struct fs9721_info info;
+
+	return receive_data(fd, revents, VA_VA18B, &info, cb_data);
+}

hardware/serial-dmm/protocol.h

@@ -35,6 +35,7 @@ enum {
 	METEX_ME31,
 	PEAKTECH_3410,
 	MASTECH_MAS345,
+	VA_VA18B,
 };
 
 struct dmm_info {
@@ -50,7 +51,7 @@ struct dmm_info {
 	void (*dmm_details)(struct sr_datafeed_analog *, void *);
 };
 
-SR_PRIV struct dmm_info dmms[5];
+SR_PRIV struct dmm_info dmms[6];
 
 #define DMM_BUFSIZE 256
 
@@ -77,8 +78,10 @@ SR_PRIV int tekpower_tp4000zc_receive_data(int fd, int revents, void *cb_data);
 SR_PRIV int metex_me31_receive_data(int fd, int revents, void *cb_data);
 SR_PRIV int peaktech_3410_receive_data(int fd, int revents, void *cb_data);
 SR_PRIV int mastech_mas345_receive_data(int fd, int revents, void *cb_data);
+SR_PRIV int va_va18b_receive_data(int fd, int revents, void *cb_data);
 
 SR_PRIV void dmm_details_tp4000zc(struct sr_datafeed_analog *analog, void *info);
 SR_PRIV void dmm_details_dt4000zc(struct sr_datafeed_analog *analog, void *info);
+SR_PRIV void dmm_details_va18b(struct sr_datafeed_analog *analog, void *info);
 
 #endif

hwdriver.c

@@ -119,6 +119,7 @@ extern SR_PRIV struct sr_dev_driver tekpower_tp4000zc_driver_info;
 extern SR_PRIV struct sr_dev_driver metex_me31_driver_info;
 extern SR_PRIV struct sr_dev_driver peaktech_3410_driver_info;
 extern SR_PRIV struct sr_dev_driver mastech_mas345_driver_info;
+extern SR_PRIV struct sr_dev_driver va_va18b_driver_info;
 #endif
 #ifdef HAVE_HW_UNI_T_DMM
 extern SR_PRIV struct sr_dev_driver uni_t_ut61d_driver_info;
@@ -178,6 +179,7 @@ static struct sr_dev_driver *drivers_list[] = {
 	&metex_me31_driver_info,
 	&peaktech_3410_driver_info,
 	&mastech_mas345_driver_info,
+	&va_va18b_driver_info,
 #endif
 #ifdef HAVE_HW_UNI_T_DMM
 	&uni_t_ut61d_driver_info,