*/
#include <config.h>
+#include <math.h>
#include "protocol.h"
/* Max time in ms before we want to check on USB events */
#define TICK 200
-#define RANGE(ch) (((float)vdivs[devc->voltage[ch]][0] / vdivs[devc->voltage[ch]][1]) * VDIV_MULTIPLIER)
+#define RANGE(ch) (((float)devc->vdivs[devc->voltage[ch]][0] / devc->vdivs[devc->voltage[ch]][1]) * VDIV_MULTIPLIER)
static const uint32_t scanopts[] = {
SR_CONF_CONN,
static const uint32_t devopts[] = {
SR_CONF_CONN | SR_CONF_GET,
- SR_CONF_SAMPLERATE | SR_CONF_GET | SR_CONF_SET | SR_CONF_LIST,
- SR_CONF_NUM_VDIV | SR_CONF_GET,
SR_CONF_LIMIT_SAMPLES | SR_CONF_GET | SR_CONF_SET,
SR_CONF_LIMIT_MSEC | SR_CONF_GET | SR_CONF_SET,
+ SR_CONF_SAMPLERATE | SR_CONF_GET | SR_CONF_SET | SR_CONF_LIST,
+ SR_CONF_NUM_VDIV | SR_CONF_GET,
};
static const uint32_t devopts_cg[] = {
- SR_CONF_VDIV | SR_CONF_GET | SR_CONF_SET | SR_CONF_LIST,
SR_CONF_COUPLING | SR_CONF_GET | SR_CONF_SET | SR_CONF_LIST,
+ SR_CONF_VDIV | SR_CONF_GET | SR_CONF_SET | SR_CONF_LIST,
};
static const char *channel_names[] = {
"CH1", "CH2",
};
-static const char *coupling[] = {
+static const char *dc_coupling[] = {
+ "DC",
+};
+
+static const char *acdc_coupling[] = {
"AC", "DC",
};
-static const struct hantek_6xxx_profile dev_profiles[] = {
- {
- 0x04b4, 0x6022, 0x04b5, 0x6022,
- "Hantek", "6022BE", "hantek-6022be.fw",
- },
- {
- 0x8102, 0x8102, 0x1D50, 0x608E,
- "Sainsmart", "DDS120", "sainsmart-dds120.fw",
- },
- ALL_ZERO
+static const uint64_t vdivs[][2] = {
+ VDIV_VALUES
+};
+
+static const uint64_t vdivs_instrustar[][2] = {
+ VDIV_VALUES_INSTRUSTAR
};
static const uint64_t samplerates[] = {
SAMPLERATE_VALUES
};
-static const uint64_t vdivs[][2] = {
- VDIV_VALUES
+static const struct hantek_6xxx_profile dev_profiles[] = {
+ {
+ /* Windows: "Hantek6022BE DRIVER 1": 04b4:6022 */
+ 0x04b4, 0x6022, 0x1d50, 0x608e, 0x0001,
+ "Hantek", "6022BE", "fx2lafw-hantek-6022be.fw",
+ ARRAY_AND_SIZE(dc_coupling), FALSE,
+ ARRAY_AND_SIZE(vdivs),
+ },
+ {
+ /* Windows: "Hantek6022BE DRIVER 2": 04b5:6022 */
+ 0x04b5, 0x6022, 0x1d50, 0x608e, 0x0001,
+ "Hantek", "6022BE", "fx2lafw-hantek-6022be.fw",
+ ARRAY_AND_SIZE(dc_coupling), FALSE,
+ ARRAY_AND_SIZE(vdivs),
+ },
+ {
+ 0x8102, 0x8102, 0x1d50, 0x608e, 0x0002,
+ "Sainsmart", "DDS120", "fx2lafw-sainsmart-dds120.fw",
+ ARRAY_AND_SIZE(acdc_coupling), TRUE,
+ ARRAY_AND_SIZE(vdivs),
+ },
+ {
+ /* Windows: "Hantek6022BL DRIVER 1": 04b4:602a */
+ 0x04b4, 0x602a, 0x1d50, 0x608e, 0x0003,
+ "Hantek", "6022BL", "fx2lafw-hantek-6022bl.fw",
+ ARRAY_AND_SIZE(dc_coupling), FALSE,
+ ARRAY_AND_SIZE(vdivs),
+ },
+ {
+ /* Windows: "Hantek6022BL DRIVER 2": 04b5:602a */
+ 0x04b5, 0x602a, 0x1d50, 0x608e, 0x0003,
+ "Hantek", "6022BL", "fx2lafw-hantek-6022bl.fw",
+ ARRAY_AND_SIZE(dc_coupling), FALSE,
+ ARRAY_AND_SIZE(vdivs),
+ },
+ {
+ 0xd4a2, 0x5660, 0x1d50, 0x608e, 0x0004,
+ "YiXingDianZi", "MDSO", "fx2lafw-yixingdianzi-mdso.fw",
+ ARRAY_AND_SIZE(dc_coupling), FALSE,
+ ARRAY_AND_SIZE(vdivs),
+ },
+ {
+ /*"InstrustarISDS205": d4a2:5661 */
+ 0xd4a2, 0x5661, 0x1d50, 0x608e, 0x0005,
+ "Instrustar", "ISDS205B", "fx2lafw-instrustar-isds205b.fw",
+ ARRAY_AND_SIZE(acdc_coupling), TRUE,
+ ARRAY_AND_SIZE(vdivs_instrustar),
+ },
+ ALL_ZERO
};
-SR_PRIV struct sr_dev_driver hantek_6xxx_driver_info;
static int read_channel(const struct sr_dev_inst *sdi, uint32_t amount);
-static int dev_acquisition_stop(struct sr_dev_inst *sdi, void *cb_data);
-
static struct sr_dev_inst *hantek_6xxx_dev_new(const struct hantek_6xxx_profile *prof)
{
struct sr_dev_inst *sdi;
struct sr_channel *ch;
struct sr_channel_group *cg;
- struct drv_context *drvc;
struct dev_context *devc;
unsigned int i;
sdi->status = SR_ST_INITIALIZING;
sdi->vendor = g_strdup(prof->vendor);
sdi->model = g_strdup(prof->model);
- sdi->driver = &hantek_6xxx_driver_info;
for (i = 0; i < ARRAY_SIZE(channel_names); i++) {
ch = sr_channel_new(sdi, i, SR_CHANNEL_ANALOG, TRUE, channel_names[i]);
devc->voltage[i] = DEFAULT_VOLTAGE;
devc->coupling[i] = DEFAULT_COUPLING;
}
-
- devc->sample_buf = NULL;
- devc->sample_buf_write = 0;
- devc->sample_buf_size = 0;
+ devc->coupling_vals = prof->coupling_vals;
+ devc->coupling_tab_size = prof->coupling_tab_size;
+ devc->has_coupling = prof->has_coupling;
+ devc->vdivs = prof->vdivs;
+ devc->vdivs_size = prof->vdivs_size;
devc->profile = prof;
devc->dev_state = IDLE;
devc->samplerate = DEFAULT_SAMPLERATE;
sdi->priv = devc;
- drvc = sdi->driver->context;
- drvc->instances = g_slist_append(drvc->instances, sdi);
return sdi;
}
return SR_OK;
}
-static void clear_dev_context(void *priv)
+static void clear_helper(struct dev_context *devc)
{
- struct dev_context *devc;
-
- devc = priv;
g_slist_free(devc->enabled_channels);
- g_free(devc);
}
static int dev_clear(const struct sr_dev_driver *di)
{
- return std_dev_clear(di, clear_dev_context);
-}
-
-static int init(struct sr_dev_driver *di, struct sr_context *sr_ctx)
-{
- return std_init(sr_ctx, di, LOG_PREFIX);
+ return std_dev_clear_with_callback(di, (std_dev_clear_callback)clear_helper);
}
static GSList *scan(struct sr_dev_driver *di, GSList *options)
libusb_get_device_descriptor(devlist[i], &des);
- usb_get_port_path(devlist[i], connection_id, sizeof(connection_id));
+ if (usb_get_port_path(devlist[i], connection_id, sizeof(connection_id)) < 0)
+ continue;
prof = NULL;
- for (j = 0; j < (int)ARRAY_SIZE(dev_profiles); j++) {
+ for (j = 0; dev_profiles[j].orig_vid; j++) {
if (des.idVendor == dev_profiles[j].orig_vid
&& des.idProduct == dev_profiles[j].orig_pid) {
/* Device matches the pre-firmware profile. */
devices = g_slist_append(devices, sdi);
devc = sdi->priv;
if (ezusb_upload_firmware(drvc->sr_ctx, devlist[i],
- USB_CONFIGURATION, prof->firmware) == SR_OK)
+ USB_CONFIGURATION, prof->firmware) == SR_OK) {
/* Remember when the firmware on this device was updated. */
devc->fw_updated = g_get_monotonic_time();
- else
- sr_err("Firmware upload failed.");
+ } else {
+ sr_err("Firmware upload failed, name %s.", prof->firmware);
+ }
/* Dummy USB address of 0xff will get overwritten later. */
sdi->conn = sr_usb_dev_inst_new(
libusb_get_bus_number(devlist[i]), 0xff, NULL);
break;
} else if (des.idVendor == dev_profiles[j].fw_vid
- && des.idProduct == dev_profiles[j].fw_pid) {
+ && des.idProduct == dev_profiles[j].fw_pid
+ && des.bcdDevice == dev_profiles[j].fw_prod_ver) {
/* Device matches the post-firmware profile. */
prof = &dev_profiles[j];
sr_dbg("Found a %s %s.", prof->vendor, prof->model);
}
libusb_free_device_list(devlist, 1);
- return devices;
-}
-
-static GSList *dev_list(const struct sr_dev_driver *di)
-{
- return ((struct drv_context *)(di->context))->instances;
+ return std_scan_complete(di, devices);
}
static int dev_open(struct sr_dev_inst *sdi)
err = libusb_claim_interface(usb->devhdl, USB_INTERFACE);
if (err != 0) {
sr_err("Unable to claim interface: %s.",
- libusb_error_name(err));
+ libusb_error_name(err));
return SR_ERR;
}
return SR_OK;
}
-static int cleanup(const struct sr_dev_driver *di)
-{
- return dev_clear(di);
-}
-
-static int config_get(uint32_t key, GVariant **data, const struct sr_dev_inst *sdi,
- const struct sr_channel_group *cg)
+static int config_get(uint32_t key, GVariant **data,
+ const struct sr_dev_inst *sdi, const struct sr_channel_group *cg)
{
struct dev_context *devc;
struct sr_usb_dev_inst *usb;
- char str[128];
const uint64_t *vdiv;
int ch_idx;
+ if (!sdi)
+ return SR_ERR_ARG;
+
+ devc = sdi->priv;
+
switch (key) {
case SR_CONF_NUM_VDIV:
- *data = g_variant_new_int32(ARRAY_SIZE(vdivs));
+ *data = g_variant_new_int32(devc->vdivs_size);
break;
}
- if (!sdi)
- return SR_ERR_ARG;
-
- devc = sdi->priv;
if (!cg) {
switch (key) {
case SR_CONF_SAMPLERATE:
/* Device still needs to re-enumerate after firmware
* upload, so we don't know its (future) address. */
return SR_ERR;
- snprintf(str, 128, "%d.%d", usb->bus, usb->address);
- *data = g_variant_new_string(str);
+ *data = g_variant_new_printf("%d.%d", usb->bus, usb->address);
break;
default:
return SR_ERR_NA;
return SR_ERR_ARG;
switch (key) {
case SR_CONF_VDIV:
- vdiv = vdivs[devc->voltage[ch_idx]];
+ vdiv = devc->vdivs[devc->voltage[ch_idx]];
*data = g_variant_new("(tt)", vdiv[0], vdiv[1]);
break;
case SR_CONF_COUPLING:
- *data = g_variant_new_string(coupling[devc->coupling[ch_idx]]);
+ *data = g_variant_new_string((devc->coupling[ch_idx] \
+ == COUPLING_DC) ? "DC" : "AC");
break;
}
}
return SR_OK;
}
-static int config_set(uint32_t key, GVariant *data, const struct sr_dev_inst *sdi,
- const struct sr_channel_group *cg)
+static int config_set(uint32_t key, GVariant *data,
+ const struct sr_dev_inst *sdi, const struct sr_channel_group *cg)
{
struct dev_context *devc;
- uint64_t p, q;
- int tmp_int, ch_idx, ret;
- unsigned int i;
- const char *tmp_str;
-
- if (sdi->status != SR_ST_ACTIVE)
- return SR_ERR_DEV_CLOSED;
+ int ch_idx, idx;
- ret = SR_OK;
devc = sdi->priv;
if (!cg) {
switch (key) {
devc->limit_samples = g_variant_get_uint64(data);
break;
default:
- ret = SR_ERR_NA;
- break;
+ return SR_ERR_NA;
}
} else {
if (sdi->channel_groups->data == cg)
return SR_ERR_ARG;
switch (key) {
case SR_CONF_VDIV:
- g_variant_get(data, "(tt)", &p, &q);
- tmp_int = -1;
- for (i = 0; i < ARRAY_SIZE(vdivs); i++) {
- if (vdivs[i][0] == p && vdivs[i][1] == q) {
- tmp_int = i;
- break;
- }
- }
- if (tmp_int >= 0) {
- devc->voltage[ch_idx] = tmp_int;
- hantek_6xxx_update_vdiv(sdi);
- } else
- ret = SR_ERR_ARG;
+ if ((idx = std_u64_tuple_idx(data, devc->vdivs, devc->vdivs_size)) < 0)
+ return SR_ERR_ARG;
+ devc->voltage[ch_idx] = idx;
+ hantek_6xxx_update_vdiv(sdi);
break;
case SR_CONF_COUPLING:
- tmp_str = g_variant_get_string(data, NULL);
- for (i = 0; coupling[i]; i++) {
- if (!strcmp(tmp_str, coupling[i])) {
- devc->coupling[ch_idx] = i;
- break;
- }
- }
- if (coupling[i] == 0)
- ret = SR_ERR_ARG;
+ if ((idx = std_str_idx(data, devc->coupling_vals,
+ devc->coupling_tab_size)) < 0)
+ return SR_ERR_ARG;
+ devc->coupling[ch_idx] = idx;
+ hantek_6xxx_update_coupling(sdi);
break;
default:
- ret = SR_ERR_NA;
- break;
+ return SR_ERR_NA;
}
}
- return ret;
+ return SR_OK;
}
-static int config_list(uint32_t key, GVariant **data, const struct sr_dev_inst *sdi,
- const struct sr_channel_group *cg)
+static int config_list(uint32_t key, GVariant **data,
+ const struct sr_dev_inst *sdi, const struct sr_channel_group *cg)
{
- GVariant *tuple, *rational[2];
- GVariantBuilder gvb;
- unsigned int i;
- GVariant *gvar;
-
- if (key == SR_CONF_SCAN_OPTIONS) {
- *data = g_variant_new_fixed_array(G_VARIANT_TYPE_UINT32,
- scanopts, ARRAY_SIZE(scanopts), sizeof(uint32_t));
- return SR_OK;
- } else if (key == SR_CONF_DEVICE_OPTIONS && !sdi) {
- *data = g_variant_new_fixed_array(G_VARIANT_TYPE_UINT32,
- drvopts, ARRAY_SIZE(drvopts), sizeof(uint32_t));
- return SR_OK;
- }
+ struct dev_context *devc;
- if (!sdi)
- return SR_ERR_ARG;
+ devc = (sdi) ? sdi->priv : NULL;
if (!cg) {
switch (key) {
+ case SR_CONF_SCAN_OPTIONS:
case SR_CONF_DEVICE_OPTIONS:
- *data = g_variant_new_fixed_array(G_VARIANT_TYPE_UINT32,
- devopts, ARRAY_SIZE(devopts), sizeof(uint32_t));
- break;
+ return STD_CONFIG_LIST(key, data, sdi, cg, scanopts, drvopts, devopts);
case SR_CONF_SAMPLERATE:
- g_variant_builder_init(&gvb, G_VARIANT_TYPE("a{sv}"));
- gvar = g_variant_new_fixed_array(G_VARIANT_TYPE("t"),
- samplerates, ARRAY_SIZE(samplerates),
- sizeof(uint64_t));
- g_variant_builder_add(&gvb, "{sv}", "samplerates", gvar);
- *data = g_variant_builder_end(&gvb);
+ *data = std_gvar_samplerates(ARRAY_AND_SIZE(samplerates));
break;
default:
return SR_ERR_NA;
} else {
switch (key) {
case SR_CONF_DEVICE_OPTIONS:
- *data = g_variant_new_fixed_array(G_VARIANT_TYPE_UINT32,
- devopts_cg, ARRAY_SIZE(devopts_cg), sizeof(uint32_t));
+ *data = std_gvar_array_u32(ARRAY_AND_SIZE(devopts_cg));
break;
case SR_CONF_COUPLING:
- *data = g_variant_new_strv(coupling, ARRAY_SIZE(coupling));
+ if (!devc)
+ return SR_ERR_ARG;
+ *data = g_variant_new_strv(devc->coupling_vals, devc->coupling_tab_size);
break;
case SR_CONF_VDIV:
- g_variant_builder_init(&gvb, G_VARIANT_TYPE_ARRAY);
- for (i = 0; i < ARRAY_SIZE(vdivs); i++) {
- rational[0] = g_variant_new_uint64(vdivs[i][0]);
- rational[1] = g_variant_new_uint64(vdivs[i][1]);
- tuple = g_variant_new_tuple(rational, 2);
- g_variant_builder_add_value(&gvb, tuple);
- }
- *data = g_variant_builder_end(&gvb);
+ if (!devc)
+ return SR_ERR_ARG;
+ *data = std_gvar_tuple_array(devc->vdivs,devc->vdivs_size);
break;
default:
return SR_ERR_NA;
static uint32_t data_amount(const struct sr_dev_inst *sdi)
{
struct dev_context *devc = sdi->priv;
- uint32_t data_left;
+ uint32_t data_left, data_left_2, i;
int32_t time_left;
if (devc->limit_msec) {
data_left = devc->samplerate * NUM_CHANNELS;
}
- data_left += MIN_PACKET_SIZE; /* Driver does not handle small buffers. */
+ /* Round up to nearest power of two. */
+ for (i = MIN_PACKET_SIZE; i < data_left; i *= 2)
+ ;
+ data_left_2 = i;
- sr_spew("data_amount %u", data_left);
+ sr_spew("data_amount: %u (rounded to power of 2: %u)", data_left, data_left_2);
- return data_left;
+ return data_left_2;
}
static void send_chunk(struct sr_dev_inst *sdi, unsigned char *buf,
int num_samples)
{
struct sr_datafeed_packet packet;
- struct sr_datafeed_analog_old analog;
+ struct sr_datafeed_analog analog;
+ struct sr_analog_encoding encoding;
+ struct sr_analog_meaning meaning;
+ struct sr_analog_spec spec;
struct dev_context *devc = sdi->priv;
- int num_channels, data_offset, i;
+ GSList *channels = devc->enabled_channels;
- const float ch1_bit = RANGE(0) / 255;
- const float ch2_bit = RANGE(1) / 255;
- const float ch1_center = RANGE(0) / 2;
- const float ch2_center = RANGE(1) / 2;
+ const float ch_bit[] = { RANGE(0) / 255, RANGE(1) / 255 };
+ const float ch_center[] = { RANGE(0) / 2, RANGE(1) / 2 };
- const gboolean ch1_ena = !!devc->ch_enabled[0];
- const gboolean ch2_ena = !!devc->ch_enabled[1];
+ sr_analog_init(&analog, &encoding, &meaning, &spec, 0);
- num_channels = (ch1_ena && ch2_ena) ? 2 : 1;
- packet.type = SR_DF_ANALOG_OLD;
+ packet.type = SR_DF_ANALOG;
packet.payload = &analog;
- analog.channels = devc->enabled_channels;
analog.num_samples = num_samples;
- analog.mq = SR_MQ_VOLTAGE;
- analog.unit = SR_UNIT_VOLT;
- analog.mqflags = 0;
+ analog.meaning->mq = SR_MQ_VOLTAGE;
+ analog.meaning->unit = SR_UNIT_VOLT;
+ analog.meaning->mqflags = 0;
- analog.data = g_try_malloc(analog.num_samples * sizeof(float) * num_channels);
+ analog.data = g_try_malloc(num_samples * sizeof(float));
if (!analog.data) {
sr_err("Analog data buffer malloc failed.");
devc->dev_state = STOPPING;
return;
}
- data_offset = 0;
- for (i = 0; i < num_samples; i++) {
- /*
- * The device always sends data for both channels. If a channel
- * is disabled, it contains a copy of the enabled channel's
- * data. However, we only send the requested channels to
- * the bus.
- *
- * Voltage values are encoded as a value 0-255, where the
- * value is a point in the range represented by the vdiv
- * setting. There are 10 vertical divs, so e.g. 500mV/div
- * represents 5V peak-to-peak where 0 = -2.5V and 255 = +2.5V.
- */
- if (ch1_ena)
- analog.data[data_offset++] = (ch1_bit * *(buf + i * 2) - ch1_center);
- if (ch2_ena)
- analog.data[data_offset++] = (ch2_bit * *(buf + i * 2 + 1) - ch2_center);
- }
-
- sr_session_send(devc->cb_data, &packet);
- g_free(analog.data);
-}
+ for (int ch = 0; ch < NUM_CHANNELS; ch++) {
+ if (!devc->ch_enabled[ch])
+ continue;
-static void send_data(struct sr_dev_inst *sdi, struct libusb_transfer *buf[], uint64_t samples)
-{
- int i = 0;
- uint64_t send = 0;
- uint32_t chunk;
+ float vdivlog = log10f(ch_bit[ch]);
+ int digits = -(int)vdivlog + (vdivlog < 0.0);
+ analog.encoding->digits = digits;
+ analog.spec->spec_digits = digits;
+ analog.meaning->channels = g_slist_append(NULL, channels->data);
+
+ for (int i = 0; i < num_samples; i++) {
+ /*
+ * The device always sends data for both channels. If a channel
+ * is disabled, it contains a copy of the enabled channel's
+ * data. However, we only send the requested channels to
+ * the bus.
+ *
+ * Voltage values are encoded as a value 0-255, where the
+ * value is a point in the range represented by the vdiv
+ * setting. There are 10 vertical divs, so e.g. 500mV/div
+ * represents 5V peak-to-peak where 0 = -2.5V and 255 = +2.5V.
+ */
+ ((float *)analog.data)[i] = ch_bit[ch] * *(buf + i * 2 + ch) - ch_center[ch];
+ }
- while (send < samples) {
- chunk = MIN(samples - send, (uint64_t)(buf[i]->actual_length / NUM_CHANNELS));
- send += chunk;
- send_chunk(sdi, buf[i]->buffer, chunk);
+ sr_session_send(sdi, &packet);
+ g_slist_free(analog.meaning->channels);
- /*
- * Everything in this transfer was either copied to the buffer
- * or sent to the session bus.
- */
- g_free(buf[i]->buffer);
- libusb_free_transfer(buf[i]);
- i++;
+ channels = channels->next;
}
+ g_free(analog.data);
}
/*
if (devc->dev_state != CAPTURE)
return;
- if (!devc->sample_buf) {
- devc->sample_buf_size = 10;
- devc->sample_buf = g_try_malloc(devc->sample_buf_size * sizeof(transfer));
- devc->sample_buf_write = 0;
- }
-
- if (devc->sample_buf_write >= devc->sample_buf_size) {
- devc->sample_buf_size += 10;
- devc->sample_buf = g_try_realloc(devc->sample_buf,
- devc->sample_buf_size * sizeof(transfer));
- if (!devc->sample_buf) {
- sr_err("Sample buffer malloc failed.");
- devc->dev_state = STOPPING;
- return;
- }
- }
-
- devc->sample_buf[devc->sample_buf_write++] = transfer;
- devc->samp_received += transfer->actual_length / NUM_CHANNELS;
-
sr_spew("receive_transfer(): calculated samplerate == %" PRIu64 "ks/s",
(uint64_t)(transfer->actual_length * 1000 /
(g_get_monotonic_time() - devc->read_start_ts + 1) /
/* Nothing to send to the bus. */
return;
+ unsigned samples_received = transfer->actual_length / NUM_CHANNELS;
+ send_chunk(sdi, transfer->buffer, samples_received);
+ devc->samp_received += samples_received;
+
+ g_free(transfer->buffer);
+ libusb_free_transfer(transfer);
+
if (devc->limit_samples && devc->samp_received >= devc->limit_samples) {
sr_info("Requested number of samples reached, stopping. %"
PRIu64 " <= %" PRIu64, devc->limit_samples,
devc->samp_received);
- send_data(sdi, devc->sample_buf, devc->limit_samples);
- sdi->driver->dev_acquisition_stop(sdi, NULL);
+ sr_dev_acquisition_stop(sdi);
} else if (devc->limit_msec && (g_get_monotonic_time() -
devc->aq_started) / 1000 >= devc->limit_msec) {
sr_info("Requested time limit reached, stopping. %d <= %d",
(uint32_t)devc->limit_msec,
(uint32_t)(g_get_monotonic_time() - devc->aq_started) / 1000);
- send_data(sdi, devc->sample_buf, devc->samp_received);
- g_free(devc->sample_buf);
- devc->sample_buf = NULL;
- sdi->driver->dev_acquisition_stop(sdi, NULL);
+ sr_dev_acquisition_stop(sdi);
} else {
read_channel(sdi, data_amount(sdi));
}
amount = MIN(amount, MAX_PACKET_SIZE);
ret = hantek_6xxx_get_channeldata(sdi, receive_transfer, amount);
devc->read_start_ts = g_get_monotonic_time();
- devc->read_data_amount = amount;
return ret;
}
static int handle_event(int fd, int revents, void *cb_data)
{
const struct sr_dev_inst *sdi;
- struct sr_datafeed_packet packet;
struct timeval tv;
struct sr_dev_driver *di;
struct dev_context *devc;
*/
usb_source_remove(sdi->session, drvc->sr_ctx);
- packet.type = SR_DF_END;
- packet.payload = NULL;
- sr_session_send(sdi, &packet);
+ std_session_send_df_end(sdi);
devc->dev_state = IDLE;
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 dev_context *devc;
struct sr_dev_driver *di = sdi->driver;
struct drv_context *drvc = di->context;
- if (sdi->status != SR_ST_ACTIVE)
- return SR_ERR_DEV_CLOSED;
-
devc = sdi->priv;
- devc->cb_data = cb_data;
if (configure_channels(sdi) != SR_OK) {
sr_err("Failed to configure channels.");
if (hantek_6xxx_init(sdi) != SR_OK)
return SR_ERR;
- /* Send header packet to the session bus. */
- std_session_send_df_header(cb_data, LOG_PREFIX);
+ std_session_send_df_header(sdi);
devc->samp_received = 0;
devc->dev_state = FLUSH;
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 dev_context *devc;
- (void)cb_data;
-
- if (sdi->status != SR_ST_ACTIVE)
- return SR_ERR;
-
devc = sdi->priv;
devc->dev_state = STOPPING;
- g_free(devc->sample_buf); devc->sample_buf = NULL;
-
return SR_OK;
}
-SR_PRIV struct sr_dev_driver hantek_6xxx_driver_info = {
+static struct sr_dev_driver hantek_6xxx_driver_info = {
.name = "hantek-6xxx",
.longname = "Hantek 6xxx",
.api_version = 1,
- .init = init,
- .cleanup = cleanup,
+ .init = std_init,
+ .cleanup = std_cleanup,
.scan = scan,
- .dev_list = dev_list,
+ .dev_list = std_dev_list,
.dev_clear = dev_clear,
.config_get = config_get,
.config_set = config_set,
.dev_acquisition_stop = dev_acquisition_stop,
.context = NULL,
};
+SR_REGISTER_DEV_DRIVER(hantek_6xxx_driver_info);