scpi-pps: Don't use SCPI_CMD_REMOTE and SCPI_CMD_LOCAL for HP 66xxB devices when...

[libsigrok.git] / src / hardware / scpi-pps / api.c

diff --git a/src/hardware/scpi-pps/api.c b/src/hardware/scpi-pps/api.c
index 98ef0b9d7b01932fb902e77bdd21d13a9704c882..72b6301bd19a90baa9bf341c26df6b8755d6bb2e 100644 (file)
--- a/src/hardware/scpi-pps/api.c
+++ b/src/hardware/scpi-pps/api.c
@@ -173,7 +173,10 @@ static struct sr_dev_inst *probe_device(struct sr_scpi_dev_inst *scpi,
        sr_scpi_hw_info_free(hw_info);
        hw_info = NULL;
 
-       sr_scpi_cmd(sdi, devc->device->commands, 0, NULL, SCPI_CMD_LOCAL);
+       /* Don't send SCPI_CMD_LOCAL for HP 66xxB devices using SCPI over GPIB */
+       if (!(devc->device->dialect == SCPI_DIALECT_HP_66XXB &&
+                       scpi->transport == SCPI_TRANSPORT_LIBGPIB))
+               sr_scpi_cmd(sdi, devc->device->commands, 0, NULL, SCPI_CMD_LOCAL);
 
        return sdi;
 }
@@ -265,7 +268,12 @@ static int dev_open(struct sr_dev_inst *sdi)
                return SR_ERR;
 
        devc = sdi->priv;
-       sr_scpi_cmd(sdi, devc->device->commands, 0, NULL, SCPI_CMD_REMOTE);
+
+       /* Don't send SCPI_CMD_REMOTE for HP 66xxB devices using SCPI over GPIB */
+       if (!(devc->device->dialect == SCPI_DIALECT_HP_66XXB &&
+                       scpi->transport == SCPI_TRANSPORT_LIBGPIB))
+               sr_scpi_cmd(sdi, devc->device->commands, 0, NULL, SCPI_CMD_REMOTE);
+
        devc->beeper_was_set = FALSE;
        if (sr_scpi_cmd_resp(sdi, devc->device->commands, 0, NULL,
                        &beeper, G_VARIANT_TYPE_BOOLEAN, SCPI_CMD_BEEPER) == SR_OK) {
@@ -294,7 +302,11 @@ static int dev_close(struct sr_dev_inst *sdi)
        if (devc->beeper_was_set)
                sr_scpi_cmd(sdi, devc->device->commands,
                        0, NULL, SCPI_CMD_BEEPER_ENABLE);
-       sr_scpi_cmd(sdi, devc->device->commands, 0, NULL, SCPI_CMD_LOCAL);
+
+       /* Don't send SCPI_CMD_LOCAL for HP 66xxB devices using SCPI over GPIB */
+       if (!(devc->device->dialect == SCPI_DIALECT_HP_66XXB &&
+                       scpi->transport == SCPI_TRANSPORT_LIBGPIB))
+               sr_scpi_cmd(sdi, devc->device->commands, 0, NULL, SCPI_CMD_LOCAL);
 
        return sr_scpi_close(scpi);
 }