dev_acquisition_{start,stop}(): Drop duplicate 'cb_data' parameter.

[libsigrok.git] / src / hardware / testo / api.c

diff --git a/src/hardware/testo/api.c b/src/hardware/testo/api.c
index 691ba8f5e85ae66bbddf47c43c5ff5023b9b9a54..c43c3c7eb803fd43ddf2acada10f4976196be1d4 100644 (file)
--- a/src/hardware/testo/api.c
+++ b/src/hardware/testo/api.c
@@ -24,7 +24,7 @@
 #define SERIALCOMM "115200/8n1"
 
 SR_PRIV struct sr_dev_driver testo_driver_info;
-static int dev_acquisition_stop(struct sr_dev_inst *sdi, void *cb_data);
+static int dev_acquisition_stop(struct sr_dev_inst *sdi);
 
 static const uint32_t scanopts[] = {
        SR_CONF_CONN,
@@ -363,7 +363,7 @@ static void receive_data(struct sr_dev_inst *sdi, unsigned char *data, int len)
 
        devc->reply_size = 0;
        if (devc->limit_samples && devc->num_samples >= devc->limit_samples)
-               dev_acquisition_stop(sdi, devc->cb_data);
+               dev_acquisition_stop(sdi);
        else
                testo_request_packet(sdi);
 
@@ -383,7 +383,7 @@ SR_PRIV void LIBUSB_CALL receive_transfer(struct libusb_transfer *transfer)
 
        if (transfer->status == LIBUSB_TRANSFER_NO_DEVICE) {
                /* USB device was unplugged. */
-               dev_acquisition_stop(sdi, devc->cb_data);
+               dev_acquisition_stop(sdi);
        } else if (transfer->status == LIBUSB_TRANSFER_COMPLETED) {
                /* First two bytes in any transfer are FTDI status bytes. */
                if (transfer->actual_length > 2)
@@ -398,7 +398,7 @@ SR_PRIV void LIBUSB_CALL receive_transfer(struct libusb_transfer *transfer)
                               libusb_error_name(ret));
                        g_free(transfer->buffer);
                        libusb_free_transfer(transfer);
-                       dev_acquisition_stop(sdi, devc->cb_data);
+                       dev_acquisition_stop(sdi);
                }
        } else {
                /* This was the last transfer we're going to receive, so
@@ -428,7 +428,7 @@ static int handle_events(int fd, int revents, void *cb_data)
        if (devc->limit_msec) {
                now = g_get_monotonic_time() / 1000;
                if (now > devc->end_time)
-                       dev_acquisition_stop(sdi, devc->cb_data);
+                       dev_acquisition_stop(sdi);
        }
 
        if (sdi->status == SR_ST_STOPPING) {
@@ -444,7 +444,7 @@ static int handle_events(int fd, int revents, void *cb_data)
        return TRUE;
 }
 
-static int dev_acquisition_start(const struct sr_dev_inst *sdi, void *cb_data)
+static int dev_acquisition_start(const struct sr_dev_inst *sdi)
 {
        struct sr_dev_driver *di = sdi->driver;
        struct drv_context *drvc;
@@ -465,12 +465,11 @@ static int dev_acquisition_start(const struct sr_dev_inst *sdi, void *cb_data)
 
        devc = sdi->priv;
        usb = sdi->conn;
-       devc->cb_data = cb_data;
        devc->end_time = 0;
        devc->num_samples = 0;
        devc->reply_size = 0;
 
-       std_session_send_df_header(cb_data, LOG_PREFIX);
+       std_session_send_df_header(sdi, LOG_PREFIX);
 
        usb_source_add(sdi->session, drvc->sr_ctx, 100,
                        handle_events, (void *)sdi);
@@ -497,10 +496,9 @@ static int dev_acquisition_start(const struct sr_dev_inst *sdi, void *cb_data)
        return SR_OK;
 }
 
-static int dev_acquisition_stop(struct sr_dev_inst *sdi, void *cb_data)
+static int dev_acquisition_stop(struct sr_dev_inst *sdi)
 {
        struct sr_dev_driver *di = sdi->driver;
-       (void)cb_data;
 
        if (!di->context) {
                sr_err("Driver was not initialized.");