drivers: Drop unneeded or duplicate comments.

[libsigrok.git] / src / hardware / pipistrello-ols / protocol.c

diff --git a/src/hardware/pipistrello-ols/protocol.c b/src/hardware/pipistrello-ols/protocol.c
index 9948944d2681703ceedac4306d49740bbbbc6c30..66430acb9544ad25f6e148e4d3b895d86ef48e2e 100644 (file)
--- a/src/hardware/pipistrello-ols/protocol.c
+++ b/src/hardware/pipistrello-ols/protocol.c
@@ -73,16 +73,13 @@ SR_PRIV int p_ols_open(struct dev_context *devc)
 
        /* Note: Caller checks devc and devc->ftdic. */
 
-       /* Select interface B, otherwise communication will fail. */
        ret = ftdi_set_interface(devc->ftdic, INTERFACE_B);
        if (ret < 0) {
                sr_err("Failed to set FTDI interface B (%d): %s", ret,
                       ftdi_get_error_string(devc->ftdic));
                return SR_ERR;
        }
-       sr_dbg("FTDI chip interface B set successfully.");
 
-       /* Check for the device and temporarily open it. */
        ret = ftdi_usb_open_desc(devc->ftdic, USB_VENDOR_ID, USB_DEVICE_ID,
                                 USB_IPRODUCT, NULL);
        if (ret < 0) {
@@ -92,47 +89,39 @@ SR_PRIV int p_ols_open(struct dev_context *devc)
                               ftdi_get_error_string(devc->ftdic));
                return SR_ERR;
        }
-       sr_dbg("FTDI device opened successfully.");
 
-       /* Purge RX/TX buffers in the FTDI chip. */
        if ((ret = ftdi_usb_purge_buffers(devc->ftdic)) < 0) {
                sr_err("Failed to purge FTDI RX/TX buffers (%d): %s.",
                       ret, ftdi_get_error_string(devc->ftdic));
                goto err_open_close_ftdic;
        }
-       sr_dbg("FTDI chip buffers purged successfully.");
 
-       /* Reset the FTDI bitmode. */
        ret = ftdi_set_bitmode(devc->ftdic, 0xff, BITMODE_RESET);
        if (ret < 0) {
                sr_err("Failed to reset the FTDI chip bitmode (%d): %s.",
                       ret, ftdi_get_error_string(devc->ftdic));
                goto err_open_close_ftdic;
        }
-       sr_dbg("FTDI chip bitmode reset successfully.");
 
-       /* Set the FTDI latency timer to 16. */
        ret = ftdi_set_latency_timer(devc->ftdic, 16);
        if (ret < 0) {
                sr_err("Failed to set FTDI latency timer (%d): %s.",
                       ret, ftdi_get_error_string(devc->ftdic));
                goto err_open_close_ftdic;
        }
-       sr_dbg("FTDI chip latency timer set successfully.");
 
-       /* Set the FTDI read data chunk size to 64kB. */
        ret = ftdi_read_data_set_chunksize(devc->ftdic, 64 * 1024);
        if (ret < 0) {
                sr_err("Failed to set FTDI read data chunk size (%d): %s.",
                       ret, ftdi_get_error_string(devc->ftdic));
                goto err_open_close_ftdic;
        }
-       sr_dbg("FTDI chip read data chunk size set successfully.");
 
        return SR_OK;
 
 err_open_close_ftdic:
        ftdi_usb_close(devc->ftdic);
+
        return SR_ERR;
 }
 
@@ -424,7 +413,7 @@ SR_PRIV int p_ols_receive_data(int fd, int revents, void *cb_data)
                if (bytes_read < 0) {
                        sr_err("Failed to read FTDI data (%d): %s.",
                               bytes_read, ftdi_get_error_string(devc->ftdic));
-                       sdi->driver->dev_acquisition_stop(sdi);
+                       sr_dev_acquisition_stop(sdi);
                        return FALSE;
                }
                if (bytes_read == 0) {
@@ -672,7 +661,7 @@ SR_PRIV int p_ols_receive_data(int fd, int revents, void *cb_data)
                }
                g_free(devc->raw_sample_buf);
 
-               sdi->driver->dev_acquisition_stop(sdi);
+               sr_dev_acquisition_stop(sdi);
        }
 
        return TRUE;