* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
+#include <config.h>
#include <string.h>
-#include <errno.h>
#include "protocol.h"
/*
SR_CONF_SERIALCOMM,
};
-static const uint32_t devopts[] = {
+static const uint32_t drvopts[] = {
SR_CONF_POWER_SUPPLY,
+};
+
+static const uint32_t devopts[] = {
SR_CONF_CONTINUOUS,
- SR_CONF_OUTPUT_CHANNEL_CONFIG | SR_CONF_GET | SR_CONF_SET | SR_CONF_LIST,
+ SR_CONF_CHANNEL_CONFIG | SR_CONF_GET | SR_CONF_SET | SR_CONF_LIST,
SR_CONF_OVER_CURRENT_PROTECTION_ENABLED | SR_CONF_GET | SR_CONF_SET,
};
static const uint32_t devopts_cg[] = {
- SR_CONF_OUTPUT_VOLTAGE | SR_CONF_GET,
- SR_CONF_OUTPUT_VOLTAGE_MAX | SR_CONF_GET | SR_CONF_SET | SR_CONF_LIST,
- SR_CONF_OUTPUT_CURRENT | SR_CONF_GET,
- SR_CONF_OUTPUT_CURRENT_MAX | SR_CONF_GET | SR_CONF_SET | SR_CONF_LIST,
- SR_CONF_OUTPUT_ENABLED | SR_CONF_GET | SR_CONF_SET,
+ SR_CONF_VOLTAGE | SR_CONF_GET,
+ SR_CONF_VOLTAGE_TARGET | SR_CONF_GET | SR_CONF_SET | SR_CONF_LIST,
+ SR_CONF_CURRENT | SR_CONF_GET,
+ SR_CONF_CURRENT_LIMIT | SR_CONF_GET | SR_CONF_SET | SR_CONF_LIST,
+ SR_CONF_ENABLED | SR_CONF_GET | SR_CONF_SET,
};
static const char *channel_modes[] = {
"Parallel",
};
-static struct pps_model models[] = {
+static const struct pps_model models[] = {
{ PPS_3203T_3S, "PPS3203T-3S",
CHANMODE_INDEPENDENT | CHANMODE_SERIES | CHANMODE_PARALLEL,
3,
},
};
-
-SR_PRIV struct sr_dev_driver atten_pps3203_driver_info;
-static struct sr_dev_driver *di = &atten_pps3203_driver_info;
-
-static int init(struct sr_context *sr_ctx)
-{
- return std_init(sr_ctx, di, LOG_PREFIX);
-}
-
-static GSList *scan(GSList *options, int modelid)
+static GSList *scan(struct sr_dev_driver *di, GSList *options, int modelid)
{
struct sr_dev_inst *sdi;
- struct drv_context *drvc;
struct dev_context *devc;
struct sr_config *src;
struct sr_channel *ch;
struct sr_channel_group *cg;
struct sr_serial_dev_inst *serial;
- GSList *l, *devices;
- struct pps_model *model;
+ GSList *l;
+ const struct pps_model *model;
uint8_t packet[PACKET_SIZE];
unsigned int i;
- int ret;
+ int delay_ms, ret;
const char *conn, *serialcomm;
char channel[10];
- devices = NULL;
- drvc = di->priv;
- drvc->instances = NULL;
-
conn = serialcomm = NULL;
for (l = options; l; l = l->next) {
src = l->data;
if (!serialcomm)
serialcomm = SERIALCOMM;
- if (!(serial = sr_serial_dev_inst_new(conn, serialcomm)))
- return NULL;
+ serial = sr_serial_dev_inst_new(conn, serialcomm);
- if (serial_open(serial, SERIAL_RDWR | SERIAL_NONBLOCK) != SR_OK)
+ if (serial_open(serial, SERIAL_RDWR) != SR_OK)
return NULL;
- serial_flush(serial);
- /* This is how the vendor software channels for hardware. */
+ /* This is how the vendor software scans for hardware. */
memset(packet, 0, PACKET_SIZE);
packet[0] = 0xaa;
packet[1] = 0xaa;
- if (serial_write_blocking(serial, packet, PACKET_SIZE) == -1) {
- sr_err("Unable to write while probing for hardware: %s",
- strerror(errno));
+ delay_ms = serial_timeout(serial, PACKET_SIZE);
+ if (serial_write_blocking(serial, packet, PACKET_SIZE, delay_ms) < PACKET_SIZE) {
+ sr_err("Unable to write while probing for hardware.");
return NULL;
}
/* The device responds with a 24-byte packet when it receives a packet.
memset(packet, 0, PACKET_SIZE);
if ((ret = serial_read_nonblocking(serial, packet, PACKET_SIZE)) < 0) {
sr_err("Unable to read while probing for hardware: %s",
- strerror(errno));
+ sr_strerror(ret));
return NULL;
}
if (ret != PACKET_SIZE || packet[0] != 0xaa || packet[1] != 0xaa) {
return NULL;
}
- sdi = sr_dev_inst_new(0, SR_ST_INACTIVE, "Atten", model->name, NULL);
- sdi->driver = di;
+ sdi = g_malloc0(sizeof(struct sr_dev_inst));
+ sdi->status = SR_ST_INACTIVE;
+ sdi->vendor = g_strdup("Atten");
+ sdi->model = g_strdup(model->name);
sdi->inst_type = SR_INST_SERIAL;
sdi->conn = serial;
for (i = 0; i < MAX_CHANNELS; i++) {
snprintf(channel, 10, "CH%d", i + 1);
- ch = sr_channel_new(i, SR_CHANNEL_ANALOG, TRUE, channel);
- sdi->channels = g_slist_append(sdi->channels, ch);
- cg = g_malloc(sizeof(struct sr_channel_group));
- cg->name = g_strdup(channel);
+ ch = sr_channel_new(sdi, i, SR_CHANNEL_ANALOG, TRUE, channel);
+ cg = sr_channel_group_new(sdi, channel, NULL);
cg->channels = g_slist_append(NULL, ch);
- cg->priv = NULL;
- sdi->channel_groups = g_slist_append(sdi->channel_groups, cg);
}
devc = g_malloc0(sizeof(struct dev_context));
devc->model = model;
devc->config = g_malloc0(sizeof(struct per_channel_config) * model->num_channels);
+ devc->delay_ms = delay_ms;
sdi->priv = devc;
- drvc->instances = g_slist_append(drvc->instances, sdi);
- devices = g_slist_append(devices, sdi);
serial_close(serial);
- if (!devices)
- sr_serial_dev_inst_free(serial);
- return devices;
+ return std_scan_complete(di, g_slist_append(NULL, sdi));
}
-static GSList *scan_3203(GSList *options)
+static GSList *scan_3203(struct sr_dev_driver *di, GSList *options)
{
- return scan(options, PPS_3203T_3S);
+ return scan(di, options, PPS_3203T_3S);
}
-static GSList *dev_list(void)
-{
- return ((struct drv_context *)(di->priv))->instances;
-}
-
-static int cleanup(void)
-{
- return std_dev_clear(di, NULL);
-}
-
-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_channel *ch;
- int channel, ret;
+ int channel;
if (!sdi)
return SR_ERR_ARG;
devc = sdi->priv;
- ret = SR_OK;
if (!cg) {
- /* No channel group: global options. */
switch (key) {
- case SR_CONF_OUTPUT_CHANNEL_CONFIG:
+ case SR_CONF_CHANNEL_CONFIG:
*data = g_variant_new_string(channel_modes[devc->channel_mode]);
break;
case SR_CONF_OVER_CURRENT_PROTECTION_ENABLED:
channel = ch->index;
switch (key) {
- case SR_CONF_OUTPUT_VOLTAGE:
+ case SR_CONF_VOLTAGE:
*data = g_variant_new_double(devc->config[channel].output_voltage_last);
break;
- case SR_CONF_OUTPUT_VOLTAGE_MAX:
+ case SR_CONF_VOLTAGE_TARGET:
*data = g_variant_new_double(devc->config[channel].output_voltage_max);
break;
- case SR_CONF_OUTPUT_CURRENT:
+ case SR_CONF_CURRENT:
*data = g_variant_new_double(devc->config[channel].output_current_last);
break;
- case SR_CONF_OUTPUT_CURRENT_MAX:
+ case SR_CONF_CURRENT_LIMIT:
*data = g_variant_new_double(devc->config[channel].output_current_max);
break;
- case SR_CONF_OUTPUT_ENABLED:
+ case SR_CONF_ENABLED:
*data = g_variant_new_boolean(devc->config[channel].output_enabled);
break;
default:
}
}
- return ret;
-}
-
-static int find_str(const char *str, const char **strings, int array_size)
-{
- int idx, i;
-
- idx = -1;
- for (i = 0; i < array_size; i++) {
- if (!strcmp(str, strings[i])) {
- idx = i;
- break;
- }
- }
-
- return idx;
+ 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;
struct sr_channel *ch;
gdouble dval;
- int channel, ret, ival;
- const char *sval;
+ int channel, ival;
gboolean bval;
- if (sdi->status != SR_ST_ACTIVE)
- return SR_ERR_DEV_CLOSED;
-
- ret = SR_OK;
devc = sdi->priv;
+
if (!cg) {
- /* No channel group: global options. */
switch (key) {
- case SR_CONF_OUTPUT_CHANNEL_CONFIG:
- sval = g_variant_get_string(data, NULL);
- if ((ival = find_str(sval, channel_modes,
- ARRAY_SIZE(channel_modes))) == -1) {
- ret = SR_ERR_ARG;
- break;
- }
- if (devc->model->channel_modes && (1 << ival) == 0) {
- /* Not supported on this model. */
- ret = SR_ERR_ARG;
- }
+ case SR_CONF_CHANNEL_CONFIG:
+ if ((ival = std_str_idx(data, ARRAY_AND_SIZE(channel_modes))) < 0)
+ return SR_ERR_ARG;
+ if (devc->model->channel_modes && (1 << ival) == 0)
+ return SR_ERR_ARG; /* Not supported on this model. */
if (ival == devc->channel_mode_set)
- /* Nothing to do. */
- break;
+ break; /* Nothing to do. */
devc->channel_mode_set = ival;
devc->config_dirty = TRUE;
break;
case SR_CONF_OVER_CURRENT_PROTECTION_ENABLED:
bval = g_variant_get_boolean(data);
if (bval == devc->over_current_protection_set)
- /* Nothing to do. */
- break;
+ break; /* Nothing to do. */
devc->over_current_protection_set = bval;
devc->config_dirty = TRUE;
break;
return SR_ERR_NA;
}
} else {
- /* Channel group specified: per-channel options. */
/* We only ever have one channel per channel group in this driver. */
ch = cg->channels->data;
channel = ch->index;
switch (key) {
- case SR_CONF_OUTPUT_VOLTAGE_MAX:
+ case SR_CONF_VOLTAGE_TARGET:
dval = g_variant_get_double(data);
if (dval < 0 || dval > devc->model->channels[channel].voltage[1])
- ret = SR_ERR_ARG;
+ return SR_ERR_ARG;
devc->config[channel].output_voltage_max = dval;
devc->config_dirty = TRUE;
break;
- case SR_CONF_OUTPUT_CURRENT_MAX:
+ case SR_CONF_CURRENT_LIMIT:
dval = g_variant_get_double(data);
if (dval < 0 || dval > devc->model->channels[channel].current[1])
- ret = SR_ERR_ARG;
+ return SR_ERR_ARG;
devc->config[channel].output_current_max = dval;
devc->config_dirty = TRUE;
break;
- case SR_CONF_OUTPUT_ENABLED:
+ case SR_CONF_ENABLED:
bval = g_variant_get_boolean(data);
if (bval == devc->config[channel].output_enabled_set)
- /* Nothing to do. */
- break;
+ break; /* Nothing to do. */
devc->config[channel].output_enabled_set = bval;
devc->config_dirty = TRUE;
break;
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)
+static int config_list(uint32_t key, GVariant **data,
+ const struct sr_dev_inst *sdi, const struct sr_channel_group *cg)
{
struct dev_context *devc;
struct sr_channel *ch;
- GVariant *gvar;
- GVariantBuilder gvb;
- int channel, ret, i;
-
- /* Always available, even without sdi. */
- 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;
- }
+ int channel;
- if (!sdi)
- return SR_ERR_ARG;
- devc = sdi->priv;
+ devc = (sdi) ? sdi->priv : NULL;
- ret = SR_OK;
if (!cg) {
- /* No channel group: global options. */
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;
- case SR_CONF_OUTPUT_CHANNEL_CONFIG:
+ return STD_CONFIG_LIST(key, data, sdi, cg, scanopts, drvopts, devopts);
+ case SR_CONF_CHANNEL_CONFIG:
+ if (!devc || !devc->model)
+ return SR_ERR_ARG;
if (devc->model->channel_modes == CHANMODE_INDEPENDENT) {
/* The 1-channel models. */
*data = g_variant_new_strv(channel_modes, 1);
} else {
/* The other models support all modes. */
- *data = g_variant_new_strv(channel_modes, ARRAY_SIZE(channel_modes));
+ *data = g_variant_new_strv(ARRAY_AND_SIZE(channel_modes));
}
break;
default:
return SR_ERR_NA;
}
} else {
- /* Channel group specified: per-channel options. */
- if (!sdi)
- return SR_ERR_ARG;
/* We only ever have one channel per channel group in this driver. */
ch = cg->channels->data;
channel = ch->index;
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_OUTPUT_VOLTAGE_MAX:
- g_variant_builder_init(&gvb, G_VARIANT_TYPE_ARRAY);
- /* Min, max, step. */
- for (i = 0; i < 3; i++) {
- gvar = g_variant_new_double(devc->model->channels[channel].voltage[i]);
- g_variant_builder_add_value(&gvb, gvar);
- }
- *data = g_variant_builder_end(&gvb);
+ case SR_CONF_VOLTAGE_TARGET:
+ if (!devc || !devc->model)
+ return SR_ERR_ARG;
+ *data = std_gvar_min_max_step_array(devc->model->channels[channel].voltage);
break;
- case SR_CONF_OUTPUT_CURRENT_MAX:
- g_variant_builder_init(&gvb, G_VARIANT_TYPE_ARRAY);
- /* Min, max, step. */
- for (i = 0; i < 3; i++) {
- gvar = g_variant_new_double(devc->model->channels[channel].current[i]);
- g_variant_builder_add_value(&gvb, gvar);
- }
- *data = g_variant_builder_end(&gvb);
+ case SR_CONF_CURRENT_LIMIT:
+ if (!devc || !devc->model)
+ return SR_ERR_ARG;
+ *data = std_gvar_min_max_step_array(devc->model->channels[channel].current);
break;
default:
return SR_ERR_NA;
}
}
- return ret;
+ return SR_OK;
}
static int dev_close(struct sr_dev_inst *sdi)
struct dev_context *devc;
devc = sdi->priv;
+
if (devc->config_dirty)
/* Some configuration changes were queued up but didn't
* get sent to the device, likely because we were never
return std_serial_dev_close(sdi);
}
-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_serial_dev_inst *serial;
uint8_t packet[PACKET_SIZE];
- (void)cb_data;
-
- if (sdi->status != SR_ST_ACTIVE)
- return SR_ERR_DEV_CLOSED;
-
devc = sdi->priv;
memset(devc->packet, 0x44, PACKET_SIZE);
devc->packet_size = 0;
serial = sdi->conn;
serial_source_add(sdi->session, serial, G_IO_IN, 50,
atten_pps3xxx_receive_data, (void *)sdi);
- std_session_send_df_header(cb_data, LOG_PREFIX);
+ std_session_send_df_header(sdi);
/* Send a "channel" configuration packet now. */
memset(packet, 0, PACKET_SIZE);
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_DEV_CLOSED;
-
devc = sdi->priv;
devc->acquisition_running = FALSE;
return SR_OK;
}
-SR_PRIV struct sr_dev_driver atten_pps3203_driver_info = {
+static struct sr_dev_driver atten_pps3203_driver_info = {
.name = "atten-pps3203",
.longname = "Atten PPS3203T-3S",
.api_version = 1,
- .init = init,
- .cleanup = cleanup,
+ .init = std_init,
+ .cleanup = std_cleanup,
.scan = scan_3203,
- .dev_list = dev_list,
- .dev_clear = NULL,
+ .dev_list = std_dev_list,
+ .dev_clear = std_dev_clear,
.config_get = config_get,
.config_set = config_set,
.config_list = config_list,
.dev_close = dev_close,
.dev_acquisition_start = dev_acquisition_start,
.dev_acquisition_stop = dev_acquisition_stop,
- .priv = NULL,
+ .context = NULL,
};
+SR_REGISTER_DEV_DRIVER(atten_pps3203_driver_info);
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