cem-dt-885x: Support for max/min hold modes

[libsigrok.git] / hardware / cem-dt-885x / api.c

diff --git a/hardware/cem-dt-885x/api.c b/hardware/cem-dt-885x/api.c
index 834e4290d24a153dc0442927e3dfa98326e93c3d..f2329c38c229de7ca33ce1fc56114bf742155a35 100644 (file)
--- a/hardware/cem-dt-885x/api.c
+++ b/hardware/cem-dt-885x/api.c
@@ -35,6 +35,8 @@ static const int32_t hwcaps[] = {
        SR_CONF_DATALOG,
        SR_CONF_SPL_WEIGHT_FREQ,
        SR_CONF_SPL_WEIGHT_TIME,
+       SR_CONF_HOLD_MAX,
+       SR_CONF_HOLD_MIN,
 };
 
 static const char *weight_freq[] = {
@@ -171,12 +173,13 @@ static int cleanup(void)
 static int config_get(int key, GVariant **data, const struct sr_dev_inst *sdi)
 {
        struct dev_context *devc;
-       int tmp;
+       int tmp, ret;
 
        if (!sdi)
                return SR_ERR_ARG;
 
        devc = sdi->priv;
+       ret = SR_OK;
        switch (key) {
        case SR_CONF_LIMIT_SAMPLES:
                *data = g_variant_new_uint64(devc->limit_samples);
@@ -202,18 +205,26 @@ static int config_get(int key, GVariant **data, const struct sr_dev_inst *sdi)
                else
                        return SR_ERR;
                break;
+       case SR_CONF_HOLD_MAX:
+               if ((ret = cem_dt_885x_holdmode_get(sdi, &tmp)) == SR_OK)
+                       *data = g_variant_new_boolean(tmp == SR_MQFLAG_MAX);
+               break;
+       case SR_CONF_HOLD_MIN:
+               if ((ret = cem_dt_885x_holdmode_get(sdi, &tmp)) == SR_OK)
+                       *data = g_variant_new_boolean(tmp == SR_MQFLAG_MIN);
+               break;
        default:
                return SR_ERR_NA;
        }
 
-       return SR_OK;
+       return ret;
 }
 
 static int config_set(int key, GVariant *data, const struct sr_dev_inst *sdi)
 {
        struct dev_context *devc;
        uint64_t tmp_u64;
-       int ret;
+       int tmp, ret;
        const char *tmp_str;
 
        if (sdi->status != SR_ST_ACTIVE)
@@ -262,6 +273,14 @@ static int config_set(int key, GVariant *data, const struct sr_dev_inst *sdi)
                else
                        return SR_ERR_ARG;
                break;
+       case SR_CONF_HOLD_MAX:
+               tmp = g_variant_get_boolean(data) ? SR_MQFLAG_MAX : 0;
+               ret = cem_dt_885x_holdmode_set(sdi, tmp);
+               break;
+       case SR_CONF_HOLD_MIN:
+               tmp = g_variant_get_boolean(data) ? SR_MQFLAG_MIN : 0;
+               ret = cem_dt_885x_holdmode_set(sdi, tmp);
+               break;
        default:
                ret = SR_ERR_NA;
        }