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rigol-ds: Use rigol_ds_channel_start() function for legacy protocol too.

This commit is contained in:
Martin Ling 2013-12-27 17:03:13 +01:00 committed by Bert Vermeulen
parent 0d87bd93eb
commit 677f85d00b
3 changed files with 38 additions and 43 deletions
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16
hardware/rigol-ds/api.c
View File

@ -839,20 +839,14 @@ static int dev_acquisition_start(const struct sr_dev_inst *sdi, void *cb_data)
std_session_send_df_header(cb_data, LOG_PREFIX);
if (devc->model->protocol == PROTOCOL_LEGACY) {
devc->analog_frame_size = DS1000_ANALOG_LIVE_WAVEFORM_SIZE;
/* Fetch the first frame. */
if (devc->enabled_analog_probes) {
devc->analog_frame_size = DS1000_ANALOG_LIVE_WAVEFORM_SIZE;
if (devc->enabled_analog_probes)
devc->channel = devc->enabled_analog_probes->data;
if (sr_scpi_send(sdi->conn, ":WAV:DATA? CHAN%d",
devc->channel->index + 1) != SR_OK)
return SR_ERR;
} else {
else
devc->channel = devc->enabled_digital_probes->data;
if (sr_scpi_send(sdi->conn, ":WAV:DATA? DIG") != SR_OK)
return SR_ERR;
}
devc->num_frame_samples = 0;
if (rigol_ds_channel_start(sdi) != SR_OK)
return SR_ERR;
} else {
if (devc->enabled_analog_probes) {
if (devc->data_source == DATA_SOURCE_MEMORY)

64
hardware/rigol-ds/protocol.c
View File

@ -327,17 +327,28 @@ SR_PRIV int rigol_ds_channel_start(const struct sr_dev_inst *sdi)
sr_dbg("Starting reading data from channel %d",
devc->channel->index + 1);
if (sr_scpi_send(sdi->conn, ":WAV:SOUR CHAN%d",
devc->channel->index + 1) != SR_OK)
return SR_ERR;
if (devc->data_source != DATA_SOURCE_LIVE) {
if (sr_scpi_send(sdi->conn, ":WAV:RES") != SR_OK)
if (devc->model->protocol == PROTOCOL_LEGACY) {
if (devc->channel->type == SR_DF_LOGIC) {
if (sr_scpi_send(sdi->conn, ":WAV:DATA? DIG") != SR_OK)
return SR_ERR;
} else {
if (sr_scpi_send(sdi->conn, ":WAV:DATA? CHAN%c",
devc->channel->name[2]) != SR_OK)
return SR_ERR;
}
} else {
if (sr_scpi_send(sdi->conn, ":WAV:SOUR CHAN%d",
devc->channel->index + 1) != SR_OK)
return SR_ERR;
if (sr_scpi_send(sdi->conn, ":WAV:BEG") != SR_OK)
return SR_ERR;
rigol_ds_set_wait_event(devc, WAIT_BLOCK);
} else
rigol_ds_set_wait_event(devc, WAIT_NONE);
if (devc->data_source != DATA_SOURCE_LIVE) {
if (sr_scpi_send(sdi->conn, ":WAV:RES") != SR_OK)
return SR_ERR;
if (sr_scpi_send(sdi->conn, ":WAV:BEG") != SR_OK)
return SR_ERR;
rigol_ds_set_wait_event(devc, WAIT_BLOCK);
} else
rigol_ds_set_wait_event(devc, WAIT_NONE);
}
devc->num_frame_samples = 0;
devc->num_block_bytes = 0;
@ -564,19 +575,14 @@ SR_PRIV int rigol_ds_receive(int fd, int revents, void *cb_data)
/* We got the frame for the first analog channel, but
* there's a second analog channel. */
devc->channel = devc->enabled_analog_probes->next->data;
if (devc->model->protocol == PROTOCOL_IEEE488_2) {
rigol_ds_channel_start(sdi);
} else {
sr_scpi_send(sdi->conn, ":WAV:DATA? CHAN%c",
devc->channel->name[2]);
}
rigol_ds_channel_start(sdi);
} else {
/* Done with both analog channels in this frame. */
if (devc->enabled_digital_probes
&& devc->channel != devc->enabled_digital_probes->data) {
/* Now we need to get the digital data. */
devc->channel = devc->enabled_digital_probes->data;
sr_scpi_send(sdi->conn, ":WAV:DATA? DIG");
rigol_ds_channel_start(sdi);
} else if (++devc->num_frames == devc->limit_frames) {
/* End of last frame. */
packet.type = SR_DF_END;
@ -584,21 +590,15 @@ SR_PRIV int rigol_ds_receive(int fd, int revents, void *cb_data)
sdi->driver->dev_acquisition_stop(sdi, cb_data);
} else {
/* Get the next frame, starting with the first analog channel. */
if (devc->model->protocol == PROTOCOL_IEEE488_2) {
if (devc->enabled_analog_probes) {
devc->channel = devc->enabled_analog_probes->data;
rigol_ds_capture_start(sdi);
}
} else {
if (devc->enabled_analog_probes) {
devc->channel = devc->enabled_analog_probes->data;
sr_scpi_send(sdi->conn, ":WAV:DATA? CHAN%c",
devc->channel->name[2]);
} else {
devc->channel = devc->enabled_digital_probes->data;
sr_scpi_send(sdi->conn, ":WAV:DATA? DIG");
}
}
if (devc->enabled_analog_probes)
devc->channel = devc->enabled_analog_probes->data;
else
devc->channel = devc->enabled_digital_probes->data;
if (devc->model->protocol == PROTOCOL_LEGACY)
rigol_ds_channel_start(sdi);
else
rigol_ds_capture_start(sdi);
}
}
}

1
hardware/rigol-ds/protocol.h
View File

@ -135,6 +135,7 @@ struct dev_context {
};
SR_PRIV int rigol_ds_capture_start(const struct sr_dev_inst *sdi);
SR_PRIV int rigol_ds_channel_start(const struct sr_dev_inst *sdi);
SR_PRIV int rigol_ds_receive(int fd, int revents, void *cb_data);
SR_PRIV int rigol_ds_get_dev_cfg(const struct sr_dev_inst *sdi);