scpi-pps: Add listable OVP/OCP threshold for HP 66xxx and prepared all other

[libsigrok.git] / src / hardware / manson-hcs-3xxx / api.c

diff --git a/src/hardware/manson-hcs-3xxx/api.c b/src/hardware/manson-hcs-3xxx/api.c
index c62500c011d12313f51da949b053bc52392f1c2d..765d9abc78682a905cde53a680cab51ae7fd0414 100644 (file)
--- a/src/hardware/manson-hcs-3xxx/api.c
+++ b/src/hardware/manson-hcs-3xxx/api.c
@@ -53,6 +53,7 @@ static const struct hcs_model models[] = {
        { MANSON_HCS_3300, "HCS-3300-USB", "3300", { 1, 16, 0.1 }, { 0, 30,   0.10 } },
        { MANSON_HCS_3302, "HCS-3302-USB", "3302", { 1, 32, 0.1 }, { 0, 15,   0.10 } },
        { MANSON_HCS_3304, "HCS-3304-USB", "3304", { 1, 60, 0.1 }, { 0,  8,   0.10 } },
+       { MANSON_HCS_3304, "HCS-3304-USB", "HCS-3304", { 1, 60, 0.1 }, { 0,  8,   0.10 } },
        { MANSON_HCS_3400, "HCS-3400-USB", "3400", { 1, 16, 0.1 }, { 0, 40,   0.10 } },
        { MANSON_HCS_3402, "HCS-3402-USB", "3402", { 1, 32, 0.1 }, { 0, 20,   0.10 } },
        { MANSON_HCS_3404, "HCS-3404-USB", "3404", { 1, 60, 0.1 }, { 0, 10,   0.10 } },
@@ -249,11 +250,15 @@ static int config_set(uint32_t key, GVariant *data,
                break;
        case SR_CONF_ENABLED:
                bval = g_variant_get_boolean(data);
-               if (bval == devc->output_enabled) /* Nothing to do. */
-                       break;
-               if ((hcs_send_cmd(sdi->conn, "SOUT%1d\r", !bval) < 0) ||
-                   (hcs_read_reply(sdi->conn, 1, devc->buf, sizeof(devc->buf)) < 0))
+
+               if (hcs_send_cmd(sdi->conn, "SOUT%1d\r", !bval) < 0) {
+                       sr_err("Could not send SR_CONF_ENABLED command.");
+                       return SR_ERR;
+               }
+               if (hcs_read_reply(sdi->conn, 1, devc->buf, sizeof(devc->buf)) < 0) {
+                       sr_err("Could not read SR_CONF_ENABLED reply.");
                        return SR_ERR;
+               }
                devc->output_enabled = bval;
                break;
        default:
@@ -276,10 +281,14 @@ static int config_list(uint32_t key, GVariant **data,
        case SR_CONF_DEVICE_OPTIONS:
                return STD_CONFIG_LIST(key, data, sdi, cg, scanopts, drvopts, devopts);
        case SR_CONF_VOLTAGE_TARGET:
+               if (!devc || !devc->model)
+                       return SR_ERR_ARG;
                a = devc->model->voltage;
                *data = std_gvar_min_max_step(a[0], devc->voltage_max_device, a[2]);
                break;
        case SR_CONF_CURRENT_LIMIT:
+               if (!devc || !devc->model)
+                       return SR_ERR_ARG;
                a = devc->model->current;
                *data = std_gvar_min_max_step(a[0], devc->current_max_device, a[2]);
                break;