sr: Fix/document probe names.

hardware/alsa/alsa.c

@@ -48,6 +48,7 @@ static int hwcaps[] = {
 	SR_HWCAP_CONTINUOUS,
 };
 
+/* TODO: Which probe names/numbers to use? */
 static const char *probe_names[NUM_PROBES + 1] = {
 	"0",
 	"1",

hardware/asix-sigma/asix-sigma.c

@@ -57,8 +57,12 @@ static uint64_t supported_samplerates[] = {
 	0,
 };
 
+/*
+ * Probe numbers seem to go from 1-16, according to this image:
+ * http://tools.asix.net/img/sigma_sigmacab_pins_720.jpg
+ * (the cable has two additional GND pins, and a TI and TO pin)
+ */
 static const char *probe_names[NUM_PROBES + 1] = {
-	"0",
 	"1",
 	"2",
 	"3",
@@ -74,6 +78,7 @@ static const char *probe_names[NUM_PROBES + 1] = {
 	"13",
 	"14",
 	"15",
+	"16",
 	NULL,
 };
 

hardware/chronovu-la8/chronovu-la8.c

@@ -42,6 +42,7 @@
 
 static GSList *dev_insts = NULL;
 
+/* Probes are numbered 0-7. */
 static const char *probe_names[NUM_PROBES + 1] = {
 	"0",
 	"1",

hardware/demo/demo.c

@@ -102,6 +102,7 @@ static const char *pattern_strings[] = {
 	NULL,
 };
 
+/* We name the probes 0-7 on our demo driver. */
 static const char *probe_names[NUM_PROBES + 1] = {
 	"0",
 	"1",

hardware/link-mso19/link-mso19.c

@@ -48,6 +48,11 @@ static int hwcaps[] = {
 	0,
 };
 
+/*
+ * Probes are numbered 0 to 7.
+ *
+ * See also: http://www.linkinstruments.com/images/mso19_1113.gif
+ */
 static const char *probe_names[NUM_PROBES + 1] = {
 	"0",
 	"1",

hardware/openbench-logic-sniffer/ols.c

@@ -55,6 +55,7 @@ static int hwcaps[] = {
 	0,
 };
 
+/* Probes are numbered 0-31 (on the PCB silkscreen). */
 static const char *probe_names[NUM_PROBES + 1] = {
 	"0",
 	"1",

hardware/saleae-logic/saleae-logic.c

@@ -46,6 +46,12 @@ static int hwcaps[] = {
 	0,
 };
 
+/*
+ * Probes are numbered 1-8.
+ *
+ * TODO: FX2 eval boards with the standard Cypress VID/PID can have 16 pins
+ * or probes in theory, which is not supported by the Saleae Logic firmware.
+ */
 static const char *probe_names[] = {
 	"0",
 	"1",

hardware/zeroplus-logic-cube/zeroplus.c

@@ -74,39 +74,27 @@ static int hwcaps[] = {
 	0,
 };
 
+/*
+ * ZEROPLUS LAP-C (16032) numbers the 16 probes A0-A7 and B0-B7.
+ * We currently ignore other untested/unsupported devices here.
+ */
 static const char *probe_names[] = {
-	"0",
-	"1",
-	"2",
-	"3",
-	"4",
-	"5",
-	"6",
-	"7",
-	"8",
-	"9",
-	"10",
-	"11",
-	"12",
-	"13",
-	"14",
-	"15",
-	"16",
-	"17",
-	"18",
-	"19",
-	"20",
-	"21",
-	"22",
-	"23",
-	"24",
-	"25",
-	"26",
-	"27",
-	"28",
-	"29",
-	"30",
-	"31",
+	"A0",
+	"A1",
+	"A2",
+	"A3",
+	"A4",
+	"A5",
+	"A6",
+	"A7",
+	"B0",
+	"B1",
+	"B2",
+	"B3",
+	"B4",
+	"B5",
+	"B6",
+	"B7",
 	NULL,
 };