drivers: Random SR_CONF_LIMIT_* cleanups.

[libsigrok.git] / src / hardware / chronovu-la / api.c

diff --git a/src/hardware/chronovu-la/api.c b/src/hardware/chronovu-la/api.c
index 8456342be424aa9b7b5524a716bb99e275ebe28f..a20697a347d070e65d2cde834b448d787f030bc9 100644 (file)
--- a/src/hardware/chronovu-la/api.c
+++ b/src/hardware/chronovu-la/api.c
@@ -288,7 +288,6 @@ static int config_get(uint32_t key, GVariant **data,
 {
        struct dev_context *devc;
        struct sr_usb_dev_inst *usb;
-       char str[128];
 
        (void)cg;
 
@@ -296,8 +295,7 @@ static int config_get(uint32_t key, GVariant **data,
        case SR_CONF_CONN:
                if (!sdi || !(usb = sdi->conn))
                        return SR_ERR_ARG;
-               snprintf(str, 128, "%d.%d", usb->bus, usb->address);
-               *data = g_variant_new_string(str);
+               *data = g_variant_new_printf("%d.%d", usb->bus, usb->address);
                break;
        case SR_CONF_SAMPLERATE:
                if (!sdi)
@@ -327,13 +325,9 @@ static int config_set(uint32_t key, GVariant *data,
                        return SR_ERR;
                break;
        case SR_CONF_LIMIT_MSEC:
-               if (g_variant_get_uint64(data) == 0)
-                       return SR_ERR_ARG;
                devc->limit_msec = g_variant_get_uint64(data);
                break;
        case SR_CONF_LIMIT_SAMPLES:
-               if (g_variant_get_uint64(data) == 0)
-                       return SR_ERR_ARG;
                devc->limit_samples = g_variant_get_uint64(data);
                break;
        default:
@@ -346,7 +340,6 @@ static int config_set(uint32_t key, GVariant *data,
 static int config_list(uint32_t key, GVariant **data,
        const struct sr_dev_inst *sdi, const struct sr_channel_group *cg)
 {
-       GVariant *grange[2];
        struct dev_context *devc;
 
        devc = (sdi) ? sdi->priv : NULL;
@@ -362,12 +355,7 @@ static int config_list(uint32_t key, GVariant **data,
        case SR_CONF_LIMIT_SAMPLES:
                if (!devc->prof)
                        return SR_ERR_BUG;
-               grange[0] = g_variant_new_uint64(0);
-               if (devc->prof->model == CHRONOVU_LA8)
-                       grange[1] = g_variant_new_uint64(MAX_NUM_SAMPLES);
-               else
-                       grange[1] = g_variant_new_uint64(MAX_NUM_SAMPLES / 2);
-               *data = g_variant_new_tuple(grange, 2);
+               *data = std_gvar_tuple_u64(0, (devc->prof->model == CHRONOVU_LA8) ? MAX_NUM_SAMPLES : MAX_NUM_SAMPLES / 2);
                break;
        case SR_CONF_TRIGGER_MATCH:
                if (!devc->prof)