Add a field for the full name of a device.

Also, show this long/full name in 'sigrok-cli -V'.

hardware/alsa/alsa.c

@@ -357,6 +357,7 @@ static void hw_stop_acquisition(int device_index, gpointer session_device_id)
 
 struct device_plugin alsa_plugin_info = {
 	"alsa",
+	"ALSA driver",
 	1,
 	hw_init,
 	hw_cleanup,

hardware/asix-sigma/asix-sigma.c

@@ -1351,6 +1351,7 @@ static void hw_stop_acquisition(int device_index, gpointer session_device_id)
 
 struct device_plugin asix_sigma_plugin_info = {
 	"asix-sigma",
+	"ASIX SIGMA",
 	1,
 	hw_init,
 	hw_cleanup,

hardware/common/skeleton.c

@@ -61,6 +61,7 @@ static void hw_stop_acquisition(int device_index, gpointer session_device_id)
 
 struct device_plugin skeleton_plugin_info = {
 	"skeleton",
+	"Skeleton driver",
 	1,
 	hw_init,
 	hw_cleanup,

hardware/demo/demo.c

@@ -392,6 +392,7 @@ static void hw_stop_acquisition(int device_index, gpointer session_device_id)
 
 struct device_plugin demo_plugin_info = {
 	"demo",
+	"Demo driver and pattern generator",
 	1,
 	hw_init,
 	hw_cleanup,

hardware/link-mso19/link-mso19.c

@@ -752,10 +752,10 @@ static void hw_stop_acquisition(int device_index, gpointer session_device_id)
 
 struct device_plugin link_mso19_plugin_info = {
 	.name = "link-mso19",
+	.longname = "Link Instruments MSO-19",
 	.api_version = 1,
 	.init = hw_init,
 	.cleanup = hw_cleanup,
-
 	.open = hw_opendev,
 	.close = hw_closedev,
 	.get_device_info = hw_get_device_info,

hardware/openbench-logic-sniffer/ols.c

@@ -791,6 +791,7 @@ static void hw_stop_acquisition(int device_index, gpointer session_device_id)
 
 struct device_plugin ols_plugin_info = {
 	"ols",
+	"Openbench Logic Sniffer",
 	1,
 	hw_init,
 	hw_cleanup,

hardware/saleae-logic/saleae-logic.c

@@ -742,10 +742,10 @@ static void hw_stop_acquisition(int device_index, gpointer session_device_id)
 
 struct device_plugin saleae_logic_plugin_info = {
 	"saleae-logic",
+	"Saleae Logic",
 	1,
 	hw_init,
 	hw_cleanup,
-
 	hw_opendev,
 	hw_closedev,
 	hw_get_device_info,

hardware/zeroplus-logic-cube/zeroplus.c

@@ -562,6 +562,7 @@ static void hw_stop_acquisition(int device_index, gpointer session_device_id)
 
 struct device_plugin zeroplus_logic_cube_plugin_info = {
 	"zeroplus-logic-cube",
+	"Zeroplus Logic Cube LAP-C series",
 	1,
 	hw_init,
 	hw_cleanup,

sigrok.h

@@ -315,6 +315,7 @@ struct samplerates {
 struct device_plugin {
 	/* Plugin-specific */
 	char *name;
+	char *longname;
 	int api_version;
 	int (*init) (char *deviceinfo);
 	void (*cleanup) (void);