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manson-hcs-3xxx: enabled output guaranteed write

This commit is contained in:
turboaffe 2017-01-03 12:06:32 +01:00 committed by Uwe Hermann
parent 6508294dca
commit 9520fd4134
1 changed files with 8 additions and 4 deletions
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12
src/hardware/manson-hcs-3xxx/api.c
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@ -250,11 +250,15 @@ static int config_set(uint32_t key, GVariant *data,
break; break;
case SR_CONF_ENABLED: case SR_CONF_ENABLED:
bval = g_variant_get_boolean(data); 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) {
if ((hcs_send_cmd(sdi->conn, "SOUT%1d\r", !bval) < 0) || sr_err("Could not send SR_CONF_ENABLED command.");
(hcs_read_reply(sdi->conn, 1, devc->buf, sizeof(devc->buf)) < 0))
return SR_ERR; 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; devc->output_enabled = bval;
break; break;
default: default: