demo: Cycle through all available patterns for default analog probes.

diff --git a/hardware/demo/demo.c b/hardware/demo/demo.c
index 5123544a5ede45bee7bb8b2f4663dad6f06e4a43..3a3992f390b7bcae523b687479a6db526c5ffabd 100644 (file)
--- a/hardware/demo/demo.c
+++ b/hardware/demo/demo.c
@@ -265,7 +265,7 @@ static GSList *scan(GSList *options)
        struct sr_config *src;
        struct analog_gen *ag;
        GSList *devices, *l;
-       int num_logic_probes, num_analog_probes, i;
+       int num_logic_probes, num_analog_probes, pattern, i;
        char probe_name[16];
 
        drvc = di->priv;
@@ -322,6 +322,8 @@ static GSList *scan(GSList *options)
        sdi->probe_groups = g_slist_append(NULL, pg);
 
        /* Analog probes, probe groups and pattern generators. */
+
+       pattern = 0;
        for (i = 0; i < num_analog_probes; i++) {
                sprintf(probe_name, "A%d", i);
                if (!(probe = sr_probe_new(i + num_logic_probes,
@@ -343,11 +345,14 @@ static GSList *scan(GSList *options)
                ag->packet.mqflags = 0;
                ag->packet.unit = SR_UNIT_VOLT;
                ag->packet.data = ag->pattern_data;
-               ag->pattern = PATTERN_SINE;
+               ag->pattern = pattern;
                pg->priv = ag;
 
                sdi->probe_groups = g_slist_append(sdi->probe_groups, pg);
                devc->analog_probe_groups = g_slist_append(devc->analog_probe_groups, pg);
+
+               if (++pattern == ARRAY_SIZE(analog_pattern_str))
+                       pattern = 0;
        }
 
        sdi->priv = devc;