drivers: Start counting at 0 for some loops.

[libsigrok.git] / src / hardware / yokogawa-dlm / api.c

diff --git a/src/hardware/yokogawa-dlm/api.c b/src/hardware/yokogawa-dlm/api.c
index c3574a906ff9d2c5762d1da47ec582be722c4265..5e554608dc850689a2dd5ec934b6368dd66b568e 100644 (file)
--- a/src/hardware/yokogawa-dlm/api.c
+++ b/src/hardware/yokogawa-dlm/api.c
@@ -320,13 +320,13 @@ static int config_set(uint32_t key, GVariant *data,
                        return SR_ERR_CHANNEL_GROUP;
                if ((idx = std_u64_tuple_idx(data, ARRAY_AND_SIZE(dlm_vdivs))) < 0)
                        return SR_ERR_ARG;
-               for (j = 1; j <= model->analog_channels; j++) {
-                       if (cg != devc->analog_groups[j - 1])
+               for (j = 0; j < model->analog_channels; j++) {
+                       if (cg != devc->analog_groups[j])
                                continue;
-                       state->analog_states[j - 1].vdiv = idx;
+                       state->analog_states[j].vdiv = idx;
                        g_ascii_formatd(float_str, sizeof(float_str),
                                        "%E", (float) dlm_vdivs[idx][0] / dlm_vdivs[idx][1]);
-                       if (dlm_analog_chan_vdiv_set(sdi->conn, j, float_str) != SR_OK ||
+                       if (dlm_analog_chan_vdiv_set(sdi->conn, j + 1, float_str) != SR_OK ||
                                        sr_scpi_get_opc(sdi->conn) != SR_OK)
                                return SR_ERR;
                        break;
@@ -370,11 +370,11 @@ static int config_set(uint32_t key, GVariant *data,
                        return SR_ERR_CHANNEL_GROUP;
                if ((idx = std_str_idx(data, *model->coupling_options, model->num_coupling_options)) < 0)
                        return SR_ERR_ARG;
-               for (j = 1; j <= model->analog_channels; j++) {
-                       if (cg != devc->analog_groups[j - 1])
+               for (j = 0; j <= model->analog_channels; j++) {
+                       if (cg != devc->analog_groups[j])
                                continue;
-                       state->analog_states[j - 1].coupling = idx;
-                       if (dlm_analog_chan_coupl_set(sdi->conn, j, (*model->coupling_options)[idx]) != SR_OK ||
+                       state->analog_states[j].coupling = idx;
+                       if (dlm_analog_chan_coupl_set(sdi->conn, j + 1, (*model->coupling_options)[idx]) != SR_OK ||
                                        sr_scpi_get_opc(sdi->conn) != SR_OK)
                                return SR_ERR;
                        break;