SR_CONF_CONN,
};
-static const uint32_t devopts[] = {
+static const uint32_t drvopts[] = {
SR_CONF_LOGIC_ANALYZER,
+};
+
+static const uint32_t devopts[] = {
SR_CONF_CONTINUOUS,
SR_CONF_LIMIT_SAMPLES | SR_CONF_SET,
SR_CONF_SAMPLERATE | SR_CONF_GET | SR_CONF_SET | SR_CONF_LIST,
&ft232r_desc,
};
-static void scan_device(struct sr_dev_driver *di, struct ftdi_context *ftdic,
+static void scan_device(struct ftdi_context *ftdic,
struct libusb_device *dev, GSList **devices)
{
struct libusb_device_descriptor usb_desc;
struct dev_context *devc;
char *vendor, *model, *serial_num;
struct sr_dev_inst *sdi;
- struct drv_context *drvc;
int rv;
- drvc = di->context;
libusb_get_device_descriptor(dev, &usb_desc);
desc = NULL;
/* Allocate memory for the incoming data. */
devc->data_buf = g_malloc0(DATA_BUF_SIZE);
- snprintf(devc->address, sizeof(devc->address), "d:%u/%u",
- libusb_get_bus_number(dev), libusb_get_device_address(dev));
-
devc->desc = desc;
vendor = g_malloc(32);
model = g_malloc(32);
serial_num = g_malloc(32);
rv = ftdi_usb_get_strings(ftdic, dev, vendor, 32,
- model, 32, serial_num, 32);
+ model, 32, serial_num, 32);
switch (rv) {
case 0:
break;
sdi->vendor = vendor;
sdi->model = model;
sdi->serial_num = serial_num;
- sdi->driver = di;
sdi->priv = devc;
+ sdi->connection_id = g_strdup_printf("d:%u/%u",
+ libusb_get_bus_number(dev), libusb_get_device_address(dev));
for (char *const *chan = &(desc->channel_names[0]); *chan; chan++)
sr_channel_new(sdi, chan - &(desc->channel_names[0]),
SR_CHANNEL_LOGIC, TRUE, *chan);
*devices = g_slist_append(*devices, sdi);
- drvc->instances = g_slist_append(drvc->instances, sdi);
return;
err_free_strings:
g_free(devc);
}
-static GSList *scan_all(struct ftdi_context *ftdic, struct sr_dev_driver *di,
- GSList *options)
+static GSList *scan_all(struct ftdi_context *ftdic, GSList *options)
{
GSList *devices;
struct ftdi_device_list *devlist = 0;
return NULL;
}
- sr_dbg("Number of FTDI devices found: %d", ret);
-
curdev = devlist;
while (curdev) {
- scan_device(di, ftdic, curdev->dev, &devices);
+ scan_device(ftdic, curdev->dev, &devices);
curdev = curdev->next;
}
int i;
drvc = di->context;
- drvc->instances = NULL;
conn = NULL;
for (l = options; l; l = l->next) {
src = l->data;
usb = l->data;
if (usb->bus == libusb_get_bus_number(devlist[i])
&& usb->address == libusb_get_device_address(devlist[i])) {
- scan_device(di, ftdic, devlist[i], &devices);
+ scan_device(ftdic, devlist[i], &devices);
}
}
}
libusb_free_device_list(devlist, 1);
} else
- devices = scan_all(ftdic, di, options);
+ devices = scan_all(ftdic, options);
ftdi_free(ftdic);
- return devices;
+ return std_scan_complete(di, devices);
}
-static void clear_helper(void *priv)
+static void clear_helper(struct dev_context *devc)
{
- struct dev_context *devc;
-
- devc = priv;
g_free(devc->data_buf);
- g_free(devc);
}
static int dev_clear(const struct sr_dev_driver *di)
{
- return std_dev_clear(di, clear_helper);
+ return std_dev_clear_with_callback(di, (std_dev_clear_callback)clear_helper);
}
static int dev_open(struct sr_dev_inst *sdi)
if (!devc->ftdic)
return SR_ERR;
- ret = ftdi_usb_open_string(devc->ftdic, devc->address);
+ ret = ftdi_usb_open_string(devc->ftdic, sdi->connection_id);
if (ret < 0) {
/* Log errors, except for -3 ("device not found"). */
if (ret != -3)
ret, ftdi_get_error_string(devc->ftdic));
goto err_dev_open_close_ftdic;
}
- sr_dbg("FTDI chip buffers purged successfully.");
/* Reset the FTDI bitmode. */
ret = ftdi_set_bitmode(devc->ftdic, 0x00, BITMODE_RESET);
ret, ftdi_get_error_string(devc->ftdic));
goto err_dev_open_close_ftdic;
}
- sr_dbg("FTDI chip bitmode reset successfully.");
ret = ftdi_set_bitmode(devc->ftdic, 0x00, BITMODE_BITBANG);
if (ret < 0) {
ret, ftdi_get_error_string(devc->ftdic));
goto err_dev_open_close_ftdic;
}
- sr_dbg("FTDI chip bitbang mode entered successfully.");
-
- sdi->status = SR_ST_ACTIVE;
return SR_OK;
+
err_dev_open_close_ftdic:
ftdi_usb_close(devc->ftdic);
+
err_ftdi_free:
ftdi_free(devc->ftdic);
+
return SR_ERR;
}
devc = sdi->priv;
- if (devc->ftdic) {
- ftdi_usb_close(devc->ftdic);
- ftdi_free(devc->ftdic);
- devc->ftdic = NULL;
- }
+ if (!devc->ftdic)
+ return SR_ERR_BUG;
- sdi->status = SR_ST_INACTIVE;
+ ftdi_usb_close(devc->ftdic);
+ ftdi_free(devc->ftdic);
+ devc->ftdic = NULL;
return SR_OK;
}
static int config_get(uint32_t key, GVariant **data,
const struct sr_dev_inst *sdi, const struct sr_channel_group *cg)
{
- int ret;
struct dev_context *devc;
struct sr_usb_dev_inst *usb;
char str[128];
devc = sdi->priv;
- ret = SR_OK;
switch (key) {
case SR_CONF_SAMPLERATE:
*data = g_variant_new_uint64(devc->cur_samplerate);
return SR_ERR_NA;
}
- return ret;
+ return SR_OK;
}
static int config_set(uint32_t key, GVariant *data,
const struct sr_dev_inst *sdi, const struct sr_channel_group *cg)
{
- int ret;
struct dev_context *devc;
uint64_t value;
(void)cg;
- if (sdi->status != SR_ST_ACTIVE)
- return SR_ERR_DEV_CLOSED;
-
devc = sdi->priv;
- ret = SR_OK;
switch (key) {
case SR_CONF_LIMIT_MSEC:
value = g_variant_get_uint64(data);
/* TODO: Implement. */
- ret = SR_ERR_NA;
- break;
+ return SR_ERR_NA;
case SR_CONF_LIMIT_SAMPLES:
if (g_variant_get_uint64(data) == 0)
return SR_ERR_ARG;
devc->cur_samplerate = value;
return ftdi_la_set_samplerate(devc);
default:
- ret = SR_ERR_NA;
+ 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)
{
- int ret;
GVariant *gvar;
GVariantBuilder gvb;
- (void)sdi;
- (void)cg;
-
- ret = SR_OK;
switch (key) {
case SR_CONF_SCAN_OPTIONS:
- *data = g_variant_new_fixed_array(G_VARIANT_TYPE_UINT32,
- scanopts, ARRAY_SIZE(scanopts), sizeof(uint32_t));
- break;
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"),
return SR_ERR_NA;
}
- return ret;
+ return SR_OK;
}
static int dev_acquisition_start(const struct sr_dev_inst *sdi)
devc = sdi->priv;
- if (sdi->status != SR_ST_ACTIVE)
- return SR_ERR_DEV_CLOSED;
-
if (!devc->ftdic)
return SR_ERR_BUG;
devc->samples_sent = 0;
devc->bytes_received = 0;
- std_session_send_df_header(sdi, LOG_PREFIX);
+ std_session_send_df_header(sdi);
/* Hook up a dummy handler to receive data from the device. */
sr_session_source_add(sdi->session, -1, G_IO_IN, 0,
static int dev_acquisition_stop(struct sr_dev_inst *sdi)
{
- if (sdi->status != SR_ST_ACTIVE)
- return SR_ERR_DEV_CLOSED;
-
- sr_dbg("Stopping acquisition.");
sr_session_source_remove(sdi->session, -1);
- std_session_send_df_end(sdi, LOG_PREFIX);
+ std_session_send_df_end(sdi);
return SR_OK;
}
projects / libsigrok.git / blobdiff