X-Git-Url: https://sigrok.org/gitweb/?a=blobdiff_plain;ds=sidebyside;f=src%2Fhardware%2Fhantek-dso%2Fapi.c;h=6a6aa09dc5e76068e3be6021386fb8e7024d2a24;hb=4a465510fb2a427089f3460da599a4dda6e4a146;hp=e6420a24176f98310e5f816181f4f829d687659e;hpb=933defaa03abe4f3f01eff8067c3f0060914b050;p=libsigrok.git
diff --git a/src/hardware/hantek-dso/api.c b/src/hardware/hantek-dso/api.c
index e6420a24..6a6aa09d 100644
--- a/src/hardware/hantek-dso/api.c
+++ b/src/hardware/hantek-dso/api.c
@@ -17,6 +17,8 @@
* along with this program. If not, see .
*/
+#include
+#include
#include
#include
#include
@@ -29,81 +31,82 @@
#include
#include
#include
-#include "libsigrok.h"
+#include
#include "libsigrok-internal.h"
-#include "dso.h"
+#include "protocol.h"
/* Max time in ms before we want to check on USB events */
/* TODO tune this properly */
#define TICK 1
-#define NUM_TIMEBASE 10
-#define NUM_VDIV 8
+#define NUM_TIMEBASE 10
+#define NUM_VDIV 8
+
+#define NUM_BUFFER_SIZES 2
static const uint32_t scanopts[] = {
SR_CONF_CONN,
};
-static const uint32_t devopts[] = {
+static const uint32_t drvopts[] = {
SR_CONF_OSCILLOSCOPE,
- SR_CONF_CONTINUOUS,
- SR_CONF_LIMIT_FRAMES | SR_CONF_SET,
};
-static const uint32_t devopts_global[] = {
+static const uint32_t devopts[] = {
+ SR_CONF_CONTINUOUS,
SR_CONF_CONN | SR_CONF_GET,
+ SR_CONF_LIMIT_FRAMES | SR_CONF_SET,
SR_CONF_TIMEBASE | SR_CONF_GET | SR_CONF_SET | SR_CONF_LIST,
- SR_CONF_BUFFERSIZE | SR_CONF_GET | SR_CONF_SET | SR_CONF_LIST,
+ SR_CONF_NUM_HDIV | SR_CONF_GET,
+ SR_CONF_HORIZ_TRIGGERPOS | SR_CONF_GET | SR_CONF_SET,
SR_CONF_TRIGGER_SOURCE | SR_CONF_GET | SR_CONF_SET | SR_CONF_LIST,
SR_CONF_TRIGGER_SLOPE | SR_CONF_GET | SR_CONF_SET,
- SR_CONF_HORIZ_TRIGGERPOS | SR_CONF_GET | SR_CONF_SET,
- SR_CONF_NUM_TIMEBASE | SR_CONF_GET,
+ SR_CONF_BUFFERSIZE | SR_CONF_GET | SR_CONF_SET | SR_CONF_LIST,
SR_CONF_NUM_VDIV | SR_CONF_GET,
};
static const uint32_t devopts_cg[] = {
- SR_CONF_FILTER | SR_CONF_GET | SR_CONF_SET | SR_CONF_LIST,
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_FILTER | SR_CONF_GET | SR_CONF_SET | SR_CONF_LIST,
};
static const char *channel_names[] = {
"CH1", "CH2",
- NULL,
};
static const uint64_t buffersizes_32k[] = {
- 10240, 32768,
+ (10 * 1024), (32 * 1024),
};
static const uint64_t buffersizes_512k[] = {
- 10240, 524288,
+ (10 * 1024), (512 * 1024),
};
static const uint64_t buffersizes_14k[] = {
- 10240, 14336,
+ (10 * 1024), (14 * 1024),
};
static const struct dso_profile dev_profiles[] = {
{ 0x04b4, 0x2090, 0x04b5, 0x2090,
"Hantek", "DSO-2090",
buffersizes_32k,
- FIRMWARE_DIR "/hantek-dso-2090.fw" },
+ "hantek-dso-2090.fw" },
{ 0x04b4, 0x2150, 0x04b5, 0x2150,
"Hantek", "DSO-2150",
buffersizes_32k,
- FIRMWARE_DIR "/hantek-dso-2150.fw" },
+ "hantek-dso-2150.fw" },
{ 0x04b4, 0x2250, 0x04b5, 0x2250,
"Hantek", "DSO-2250",
buffersizes_512k,
- FIRMWARE_DIR "/hantek-dso-2250.fw" },
+ "hantek-dso-2250.fw" },
{ 0x04b4, 0x5200, 0x04b5, 0x5200,
"Hantek", "DSO-5200",
buffersizes_14k,
- FIRMWARE_DIR "/hantek-dso-5200.fw" },
+ "hantek-dso-5200.fw" },
{ 0x04b4, 0x520a, 0x04b5, 0x520a,
"Hantek", "DSO-5200A",
buffersizes_512k,
- FIRMWARE_DIR "/hantek-dso-5200A.fw" },
- { 0, 0, 0, 0, 0, 0, 0, 0 },
+ "hantek-dso-5200A.fw" },
+ ALL_ZERO
};
static const uint64_t timebases[][2] = {
@@ -158,30 +161,27 @@ static const char *coupling[] = {
"GND",
};
-SR_PRIV struct sr_dev_driver hantek_dso_driver_info;
-static struct sr_dev_driver *di = &hantek_dso_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 struct sr_dev_inst *dso_dev_new(const struct dso_profile *prof)
{
struct sr_dev_inst *sdi;
struct sr_channel *ch;
struct sr_channel_group *cg;
- struct drv_context *drvc;
struct dev_context *devc;
- int i;
+ unsigned int i;
- sdi = sr_dev_inst_new(SR_ST_INITIALIZING, prof->vendor, prof->model, NULL);
- sdi->driver = di;
+ sdi = g_malloc0(sizeof(struct sr_dev_inst));
+ sdi->status = SR_ST_INITIALIZING;
+ sdi->vendor = g_strdup(prof->vendor);
+ sdi->model = g_strdup(prof->model);
/*
* Add only the real channels -- EXT isn't a source of data, only
* a trigger source internal to the device.
*/
- for (i = 0; channel_names[i]; i++) {
- ch = sr_channel_new(i, SR_CHANNEL_ANALOG, TRUE, channel_names[i]);
- sdi->channels = g_slist_append(sdi->channels, ch);
+ for (i = 0; i < ARRAY_SIZE(channel_names); i++) {
+ ch = sr_channel_new(sdi, i, SR_CHANNEL_ANALOG, TRUE, channel_names[i]);
cg = g_malloc0(sizeof(struct sr_channel_group));
cg->name = g_strdup(channel_names[i]);
cg->channels = g_slist_append(cg->channels, ch);
@@ -192,8 +192,8 @@ static struct sr_dev_inst *dso_dev_new(const struct dso_profile *prof)
devc->profile = prof;
devc->dev_state = IDLE;
devc->timebase = DEFAULT_TIMEBASE;
- devc->ch1_enabled = TRUE;
- devc->ch2_enabled = TRUE;
+ devc->ch_enabled[0] = TRUE;
+ devc->ch_enabled[1] = TRUE;
devc->voltage[0] = DEFAULT_VOLTAGE;
devc->voltage[1] = DEFAULT_VOLTAGE;
devc->coupling[0] = DEFAULT_COUPLING;
@@ -206,8 +206,6 @@ static struct sr_dev_inst *dso_dev_new(const struct dso_profile *prof)
devc->triggersource = g_strdup(DEFAULT_TRIGGER_SOURCE);
devc->triggerposition = DEFAULT_HORIZ_TRIGGERPOS;
sdi->priv = devc;
- drvc = di->priv;
- drvc->instances = g_slist_append(drvc->instances, sdi);
return sdi;
}
@@ -222,13 +220,13 @@ static int configure_channels(const struct sr_dev_inst *sdi)
devc = sdi->priv;
g_slist_free(devc->enabled_channels);
- devc->ch1_enabled = devc->ch2_enabled = FALSE;
+ devc->ch_enabled[0] = devc->ch_enabled[1] = FALSE;
for (l = sdi->channels, p = 0; l; l = l->next, p++) {
ch = l->data;
if (p == 0)
- devc->ch1_enabled = ch->enabled;
+ devc->ch_enabled[0] = ch->enabled;
else
- devc->ch2_enabled = ch->enabled;
+ devc->ch_enabled[1] = ch->enabled;
if (ch->enabled)
devc->enabled_channels = g_slist_append(devc->enabled_channels, ch);
}
@@ -246,17 +244,12 @@ static void clear_dev_context(void *priv)
}
-static int dev_clear(void)
+static int dev_clear(const struct sr_dev_driver *di)
{
return std_dev_clear(di, clear_dev_context);
}
-static int init(struct sr_context *sr_ctx)
-{
- return std_init(sr_ctx, di, LOG_PREFIX);
-}
-
-static GSList *scan(GSList *options)
+static GSList *scan(struct sr_dev_driver *di, GSList *options)
{
struct drv_context *drvc;
struct dev_context *devc;
@@ -267,11 +260,11 @@ static GSList *scan(GSList *options)
GSList *l, *devices, *conn_devices;
struct libusb_device_descriptor des;
libusb_device **devlist;
- int ret, i, j;
+ int i, j;
const char *conn;
char connection_id[64];
- drvc = di->priv;
+ drvc = di->context;
devices = 0;
@@ -305,11 +298,7 @@ static GSList *scan(GSList *options)
continue;
}
- if ((ret = libusb_get_device_descriptor(devlist[i], &des))) {
- sr_err("Failed to get device descriptor: %s.",
- libusb_error_name(ret));
- continue;
- }
+ libusb_get_device_descriptor(devlist[i], &des);
usb_get_port_path(devlist[i], connection_id, sizeof(connection_id));
@@ -324,8 +313,8 @@ static GSList *scan(GSList *options)
sdi->connection_id = g_strdup(connection_id);
devices = g_slist_append(devices, sdi);
devc = sdi->priv;
- if (ezusb_upload_firmware(devlist[i], USB_CONFIGURATION,
- prof->firmware) == SR_OK)
+ if (ezusb_upload_firmware(drvc->sr_ctx, devlist[i],
+ USB_CONFIGURATION, prof->firmware) == SR_OK)
/* Remember when the firmware on this device was updated */
devc->fw_updated = g_get_monotonic_time();
else
@@ -356,12 +345,7 @@ static GSList *scan(GSList *options)
}
libusb_free_device_list(devlist, 1);
- return devices;
-}
-
-static GSList *dev_list(void)
-{
- return ((struct drv_context *)(di->priv))->instances;
+ return std_scan_complete(di, devices);
}
static int dev_open(struct sr_dev_inst *sdi)
@@ -392,7 +376,7 @@ static int dev_open(struct sr_dev_inst *sdi)
timediff_ms = timediff_us / 1000;
sr_spew("Waited %" PRIi64 " ms.", timediff_ms);
}
- sr_info("Device came back after %d ms.", timediff_ms);
+ sr_info("Device came back after %" PRIi64 " ms.", timediff_ms);
} else {
err = dso_open(sdi);
}
@@ -405,7 +389,7 @@ 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;
}
@@ -419,24 +403,18 @@ static int dev_close(struct sr_dev_inst *sdi)
return SR_OK;
}
-static int cleanup(void)
-{
- return dev_clear();
-}
-
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], *s;
+ char str[128];
+ const char *s;
const uint64_t *vdiv;
int ch_idx;
- (void)cg;
-
switch (key) {
- case SR_CONF_NUM_TIMEBASE:
+ case SR_CONF_NUM_HDIV:
*data = g_variant_new_int32(NUM_TIMEBASE);
break;
case SR_CONF_NUM_VDIV:
@@ -472,10 +450,7 @@ static int config_get(uint32_t key, GVariant **data, const struct sr_dev_inst *s
*data = g_variant_new_string(devc->triggersource);
break;
case SR_CONF_TRIGGER_SLOPE:
- if (devc->triggerslope == SLOPE_POSITIVE)
- s = "r";
- else
- s = "f";
+ s = (devc->triggerslope == SLOPE_POSITIVE) ? "r" : "f";
*data = g_variant_new_string(s);
break;
case SR_CONF_HORIZ_TRIGGERPOS:
@@ -491,7 +466,7 @@ static int config_get(uint32_t key, GVariant **data, const struct sr_dev_inst *s
ch_idx = 1;
else
return SR_ERR_ARG;
- switch(key) {
+ switch (key) {
case SR_CONF_FILTER:
*data = g_variant_new_boolean(devc->filter[ch_idx]);
break;
@@ -545,13 +520,13 @@ static int config_set(uint32_t key, GVariant *data, const struct sr_dev_inst *sd
break;
case SR_CONF_BUFFERSIZE:
tmp_u64 = g_variant_get_uint64(data);
- for (i = 0; i < 2; i++) {
+ for (i = 0; i < NUM_BUFFER_SIZES; i++) {
if (devc->profile->buffersizes[i] == tmp_u64) {
devc->framesize = tmp_u64;
break;
}
}
- if (i == 2)
+ if (i == NUM_BUFFER_SIZES)
ret = SR_ERR_ARG;
break;
case SR_CONF_TIMEBASE:
@@ -642,7 +617,7 @@ static int config_list(uint32_t key, GVariant **data, const struct sr_dev_inst *
return SR_OK;
} else if (key == SR_CONF_DEVICE_OPTIONS && !sdi) {
*data = g_variant_new_fixed_array(G_VARIANT_TYPE_UINT32,
- devopts, ARRAY_SIZE(devopts), sizeof(uint32_t));
+ drvopts, ARRAY_SIZE(drvopts), sizeof(uint32_t));
return SR_OK;
}
@@ -650,17 +625,17 @@ static int config_list(uint32_t key, GVariant **data, const struct sr_dev_inst *
return SR_ERR_ARG;
if (!cg) {
- switch (key) {
+ switch (key) {
case SR_CONF_DEVICE_OPTIONS:
*data = g_variant_new_fixed_array(G_VARIANT_TYPE_UINT32,
- devopts_global, ARRAY_SIZE(devopts_global), sizeof(uint32_t));
+ devopts, ARRAY_SIZE(devopts), sizeof(uint32_t));
break;
case SR_CONF_BUFFERSIZE:
if (!sdi)
return SR_ERR_ARG;
devc = sdi->priv;
*data = g_variant_new_fixed_array(G_VARIANT_TYPE_UINT64,
- devc->profile->buffersizes, 2, sizeof(uint64_t));
+ devc->profile->buffersizes, NUM_BUFFER_SIZES, sizeof(uint64_t));
break;
case SR_CONF_TIMEBASE:
g_variant_builder_init(&gvb, G_VARIANT_TYPE_ARRAY);
@@ -684,7 +659,7 @@ static int config_list(uint32_t key, GVariant **data, const struct sr_dev_inst *
return SR_ERR_NA;
}
} else {
- switch (key) {
+ 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));
@@ -715,52 +690,56 @@ static void send_chunk(struct sr_dev_inst *sdi, unsigned char *buf,
{
struct sr_datafeed_packet packet;
struct sr_datafeed_analog analog;
- struct dev_context *devc;
- float ch1, ch2, range;
- int num_channels, data_offset, i;
+ struct sr_analog_encoding encoding;
+ struct sr_analog_meaning meaning;
+ struct sr_analog_spec spec;
+ struct dev_context *devc = sdi->priv;
+ GSList *channels = devc->enabled_channels;
- devc = sdi->priv;
- num_channels = (devc->ch1_enabled && devc->ch2_enabled) ? 2 : 1;
packet.type = SR_DF_ANALOG;
packet.payload = &analog;
/* TODO: support for 5xxx series 9-bit samples */
- analog.channels = devc->enabled_channels;
+ sr_analog_init(&analog, &encoding, &meaning, &spec, 0);
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;
/* TODO: Check malloc return value. */
- analog.data = g_try_malloc(analog.num_samples * sizeof(float) * num_channels);
- data_offset = 0;
- for (i = 0; i < analog.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 (0-512 on the
- * DSO-5200*), where the value is a point in the range
- * represented by the vdiv setting. There are 8 vertical divs,
- * so e.g. 500mV/div represents 4V peak-to-peak where 0 = -2V
- * and 255 = +2V.
- */
- /* TODO: Support for DSO-5xxx series 9-bit samples. */
- if (devc->ch1_enabled) {
- range = ((float)vdivs[devc->voltage[0]][0] / vdivs[devc->voltage[0]][1]) * 8;
- ch1 = range / 255 * *(buf + i * 2 + 1);
- /* Value is centered around 0V. */
- ch1 -= range / 2;
- analog.data[data_offset++] = ch1;
- }
- if (devc->ch2_enabled) {
- range = ((float)vdivs[devc->voltage[1]][0] / vdivs[devc->voltage[1]][1]) * 8;
- ch2 = range / 255 * *(buf + i * 2);
- ch2 -= range / 2;
- analog.data[data_offset++] = ch2;
+ analog.data = g_try_malloc(num_samples * sizeof(float));
+
+ for (int ch = 0; ch < 2; ch++) {
+ if (!devc->ch_enabled[ch])
+ continue;
+
+ float range = ((float)vdivs[devc->voltage[ch]][0] / vdivs[devc->voltage[ch]][1]) * 8;
+ float vdivlog = log10f(range / 255);
+ 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 (0-512 on the
+ * DSO-5200*), where the value is a point in the range
+ * represented by the vdiv setting. There are 8 vertical divs,
+ * so e.g. 500mV/div represents 4V peak-to-peak where 0 = -2V
+ * and 255 = +2V.
+ */
+ /* TODO: Support for DSO-5xxx series 9-bit samples. */
+ ((float *)analog.data)[i] = range / 255 * *(buf + i * 2 + 1 - ch) - range / 2;
}
+ sr_session_send(sdi, &packet);
+ g_slist_free(analog.meaning->channels);
+
+ channels = channels->next;
}
- sr_session_send(devc->cb_data, &packet);
+ g_free(analog.data);
}
/*
@@ -769,7 +748,7 @@ static void send_chunk(struct sr_dev_inst *sdi, unsigned char *buf,
* queued up beforehand, so this just needs to chuck the incoming data onto
* the libsigrok session bus.
*/
-static void receive_transfer(struct libusb_transfer *transfer)
+static void LIBUSB_CALL receive_transfer(struct libusb_transfer *transfer)
{
struct sr_datafeed_packet packet;
struct sr_dev_inst *sdi;
@@ -778,8 +757,8 @@ static void receive_transfer(struct libusb_transfer *transfer)
sdi = transfer->user_data;
devc = sdi->priv;
- sr_spew("receive_transfer(): status %d received %d bytes.",
- transfer->status, transfer->actual_length);
+ sr_spew("receive_transfer(): status %s received %d bytes.",
+ libusb_error_name(transfer->status), transfer->actual_length);
if (transfer->actual_length == 0)
/* Nothing to send to the bus. */
@@ -788,7 +767,7 @@ static void receive_transfer(struct libusb_transfer *transfer)
num_samples = transfer->actual_length / 2;
sr_spew("Got %d-%d/%d samples in frame.", devc->samp_received + 1,
- devc->samp_received + num_samples, devc->framesize);
+ devc->samp_received + num_samples, devc->framesize);
/*
* The device always sends a full frame, but the beginning of the frame
@@ -819,7 +798,7 @@ static void receive_transfer(struct libusb_transfer *transfer)
/* The rest of this chunk starts with the trigger point. */
sr_dbg("Reached trigger point, %d samples buffered.",
- devc->samp_buffered);
+ devc->samp_buffered);
/* Avoid the corner case where the chunk ended at
* exactly the trigger point. */
@@ -829,8 +808,7 @@ static void receive_transfer(struct libusb_transfer *transfer)
}
} else {
/* Already past the trigger point, just send it all out. */
- send_chunk(sdi, transfer->buffer,
- num_samples);
+ send_chunk(sdi, transfer->buffer, num_samples);
}
devc->samp_received += num_samples;
@@ -844,12 +822,12 @@ static void receive_transfer(struct libusb_transfer *transfer)
/* That was the last chunk in this frame. Send the buffered
* pre-trigger samples out now, in one big chunk. */
sr_dbg("End of frame, sending %d pre-trigger buffered samples.",
- devc->samp_buffered);
+ devc->samp_buffered);
send_chunk(sdi, devc->framebuf, devc->samp_buffered);
/* Mark the end of this frame. */
packet.type = SR_DF_FRAME_END;
- sr_session_send(devc->cb_data, &packet);
+ sr_session_send(sdi, &packet);
if (devc->limit_frames && ++devc->num_frames == devc->limit_frames) {
/* Terminate session */
@@ -865,8 +843,9 @@ 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;
- struct drv_context *drvc = di->priv;
+ struct drv_context *drvc;
int num_channels;
uint32_t trigger_offset;
uint8_t capturestate;
@@ -875,6 +854,8 @@ static int handle_event(int fd, int revents, void *cb_data)
(void)revents;
sdi = cb_data;
+ di = sdi->driver;
+ drvc = di->context;
devc = sdi->priv;
if (devc->dev_state == STOPPING) {
/* We've been told to wind up the acquisition. */
@@ -885,8 +866,7 @@ static int handle_event(int fd, int revents, void *cb_data)
*/
usb_source_remove(sdi->session, drvc->sr_ctx);
- packet.type = SR_DF_END;
- sr_session_send(sdi, &packet);
+ std_session_send_df_end(sdi);
devc->dev_state = IDLE;
@@ -937,9 +917,8 @@ static int handle_event(int fd, int revents, void *cb_data)
/* Remember where in the captured frame the trigger is. */
devc->trigger_offset = trigger_offset;
- num_channels = (devc->ch1_enabled && devc->ch2_enabled) ? 2 : 1;
- /* TODO: Check malloc return value. */
- devc->framebuf = g_try_malloc(devc->framesize * num_channels * 2);
+ num_channels = (devc->ch_enabled[0] && devc->ch_enabled[1]) ? 2 : 1;
+ devc->framebuf = g_malloc(devc->framesize * num_channels * 2);
devc->samp_buffered = devc->samp_received = 0;
/* Tell the scope to send us the first frame. */
@@ -971,16 +950,16 @@ static int handle_event(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 dev_context *devc;
- struct drv_context *drvc = di->priv;
+ 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.");
@@ -996,18 +975,15 @@ static int dev_acquisition_start(const struct sr_dev_inst *sdi, void *cb_data)
devc->dev_state = CAPTURE;
usb_source_add(sdi->session, drvc->sr_ctx, TICK, handle_event, (void *)sdi);
- /* Send header packet to the session bus. */
- std_session_send_df_header(cb_data, LOG_PREFIX);
+ std_session_send_df_header(sdi);
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;
@@ -1017,14 +993,14 @@ static int dev_acquisition_stop(struct sr_dev_inst *sdi, void *cb_data)
return SR_OK;
}
-SR_PRIV struct sr_dev_driver hantek_dso_driver_info = {
+static struct sr_dev_driver hantek_dso_driver_info = {
.name = "hantek-dso",
.longname = "Hantek DSO",
.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,
@@ -1033,5 +1009,6 @@ SR_PRIV struct sr_dev_driver hantek_dso_driver_info = {
.dev_close = dev_close,
.dev_acquisition_start = dev_acquisition_start,
.dev_acquisition_stop = dev_acquisition_stop,
- .priv = NULL,
+ .context = NULL,
};
+SR_REGISTER_DEV_DRIVER(hantek_dso_driver_info);