#include <string.h>
#include "protocol.h"
-SR_PRIV struct sr_dev_driver hung_chang_dso_2100_driver_info;
-
static const uint32_t scanopts[] = {
SR_CONF_CONN,
};
SR_CONF_BUFFERSIZE | SR_CONF_GET | SR_CONF_SET | SR_CONF_LIST,
};
-static const uint32_t cgopts[] = {
+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_PROBE_FACTOR | SR_CONF_GET | SR_CONF_SET,
0x00, 0x08, 0x04
};
-static int init(struct sr_dev_driver *di, struct sr_context *sr_ctx)
-{
- return std_init(sr_ctx, di, LOG_PREFIX);
-}
-
-static GSList *scan_port(GSList *devices, struct sr_dev_driver *di,
- struct parport *port)
+static GSList *scan_port(GSList *devices, struct parport *port)
{
struct sr_dev_inst *sdi;
struct sr_channel *ch;
struct sr_channel_group *cg;
struct dev_context *devc;
- struct drv_context *drvc;
int i;
if (ieee1284_open(port, 0, &i) != E1284_OK) {
sdi->status = SR_ST_INACTIVE;
sdi->vendor = g_strdup("Hung-Chang");
sdi->model = g_strdup("DSO-2100");
- sdi->driver = di;
- drvc = di->context;
sdi->inst_type = 0; /* FIXME */
sdi->conn = port;
ieee1284_ref(port);
for (i = 0; i < NUM_CHANNELS; i++) {
- cg = g_malloc0(sizeof(struct sr_channel_group));
- cg->name = g_strdup(trigger_sources[i]);
+ cg = sr_channel_group_new(sdi, trigger_sources[i], NULL);
ch = sr_channel_new(sdi, i, SR_CHANNEL_ANALOG, FALSE, trigger_sources[i]);
cg->channels = g_slist_append(cg->channels, ch);
- sdi->channel_groups = g_slist_append(sdi->channel_groups, cg);
}
devc = g_malloc0(sizeof(struct dev_context));
devc->last_step = 0; /* buffersize = 1000 */
sdi->priv = devc;
- drvc->instances = g_slist_append(drvc->instances, sdi);
devices = g_slist_append(devices, sdi);
fail3:
for (i = 0; i < ports.portc; i++)
if (!strcmp(ports.portv[i]->name, conn)) {
port_found = TRUE;
- devices = scan_port(devices, di, ports.portv[i]);
+ devices = scan_port(devices, ports.portv[i]);
}
if (!port_found) {
ieee1284_free_ports(&ports);
- 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 void clear_private(void *priv)
+static void clear_helper(struct dev_context *devc)
{
- struct dev_context *devc = priv;
-
g_slist_free(devc->enabled_channel);
}
}
}
- return std_dev_clear(di, clear_private);
+ return std_dev_clear_with_callback(di, (std_dev_clear_callback)clear_helper);
}
static int dev_open(struct sr_dev_inst *sdi)
struct dev_context *devc = sdi->priv;
int i;
- if (sdi->status != SR_ST_INACTIVE)
- goto fail1;
-
if (ieee1284_open(sdi->conn, 0, &i) != E1284_OK)
goto fail1;
if (!devc->samples)
goto fail3;
- sdi->status = SR_ST_ACTIVE;
-
return SR_OK;
fail3:
{
struct dev_context *devc = sdi->priv;
- if (sdi->status != SR_ST_ACTIVE)
- return SR_OK;
-
g_free(devc->samples);
hung_chang_dso_2100_reset_port(sdi->conn);
ieee1284_release(sdi->conn);
ieee1284_close(sdi->conn);
- sdi->status = SR_ST_INACTIVE;
return SR_OK;
}
-static int cleanup(const struct sr_dev_driver *di)
-{
- struct drv_context *drvc = di->context;
- int ret;
-
- ret = dev_clear(di);
-
- g_free(drvc);
-
- return ret;
-}
-
-static int find_in_array(GVariant *data, const GVariantType *type,
- const void *arr, int n)
-{
- const char * const *sarr;
- const char *s;
- const uint64_t *u64arr;
- const uint8_t *u8arr;
- uint64_t u64;
- uint8_t u8;
- int i;
-
- if (!g_variant_is_of_type(data, type))
- return -1;
-
- switch (g_variant_classify(data)) {
- case G_VARIANT_CLASS_STRING:
- s = g_variant_get_string(data, NULL);
- sarr = arr;
-
- for (i = 0; i < n; i++)
- if (!strcmp(s, sarr[i]))
- return i;
- break;
- case G_VARIANT_CLASS_UINT64:
- u64 = g_variant_get_uint64(data);
- u64arr = arr;
-
- for (i = 0; i < n; i++)
- if (u64 == u64arr[i])
- return i;
- break;
- case G_VARIANT_CLASS_BYTE:
- u8 = g_variant_get_byte(data);
- u8arr = arr;
-
- for (i = 0; i < n; i++)
- if (u8 == u8arr[i])
- return i;
- default:
- break;
- }
-
- return -1;
-}
-
-static int reverse_map(uint8_t u, const uint8_t *arr, int n)
-{
- GVariant *v = g_variant_new_byte(u);
- int i = find_in_array(v, G_VARIANT_TYPE_BYTE, arr, n);
- g_variant_unref(v);
- return i;
-}
-
-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 = sdi->priv;
struct parport *port;
- int ret, i, ch = -1;
+ int idx, ch = -1;
if (cg) /* sr_config_get will validate cg using config_list */
ch = ((struct sr_channel *)cg->channels->data)->index;
- ret = SR_OK;
switch (key) {
case SR_CONF_CONN:
port = sdi->conn;
*data = g_variant_new_uint64(samplerates[devc->rate]);
break;
case SR_CONF_TRIGGER_SOURCE:
- i = reverse_map(devc->cctl[0] & 0xC0, trigger_sources_map,
- ARRAY_SIZE(trigger_sources_map));
- if (i == -1)
- ret = SR_ERR;
- else
- *data = g_variant_new_string(trigger_sources[i]);
+ if ((idx = std_u8_idx_s(devc->cctl[0] & 0xC0, ARRAY_AND_SIZE(trigger_sources_map))) < 0)
+ return SR_ERR_BUG;
+ *data = g_variant_new_string(trigger_sources[idx]);
break;
case SR_CONF_TRIGGER_SLOPE:
if (devc->edge >= ARRAY_SIZE(trigger_slopes))
- ret = SR_ERR;
- else
- *data = g_variant_new_string(trigger_slopes[devc->edge]);
+ return SR_ERR;
+ *data = g_variant_new_string(trigger_slopes[devc->edge]);
break;
case SR_CONF_BUFFERSIZE:
*data = g_variant_new_uint64(buffersizes[devc->last_step]);
break;
case SR_CONF_VDIV:
- if (ch == -1) {
- ret = SR_ERR_CHANNEL_GROUP;
- } else {
- i = reverse_map(devc->cctl[ch] & 0x33, vdivs_map,
- ARRAY_SIZE(vdivs_map));
- if (i == -1)
- ret = SR_ERR;
- else
- *data = g_variant_new("(tt)", vdivs[i][0],
- vdivs[i][1]);
- }
+ if (!cg)
+ return SR_ERR_CHANNEL_GROUP;
+ if ((idx = std_u8_idx_s(devc->cctl[ch] & 0x33, ARRAY_AND_SIZE(vdivs_map))) < 0)
+ return SR_ERR_BUG;
+ *data = g_variant_new("(tt)", vdivs[idx][0], vdivs[idx][1]);
break;
case SR_CONF_COUPLING:
- if (ch == -1) {
- ret = SR_ERR_CHANNEL_GROUP;
- } else {
- i = reverse_map(devc->cctl[ch] & 0x0C, coupling_map,
- ARRAY_SIZE(coupling_map));
- if (i == -1)
- ret = SR_ERR;
- else
- *data = g_variant_new_string(coupling[i]);
- }
+ if (!cg)
+ return SR_ERR_CHANNEL_GROUP;
+ if ((idx = std_u8_idx_s(devc->cctl[ch] & 0x0C, ARRAY_AND_SIZE(coupling_map))) < 0)
+ return SR_ERR_BUG;
+ *data = g_variant_new_string(coupling[idx]);
break;
case SR_CONF_PROBE_FACTOR:
- if (ch == -1)
- ret = SR_ERR_CHANNEL_GROUP;
- else
- *data = g_variant_new_uint64(devc->probe[ch]);
+ if (!cg)
+ return SR_ERR_CHANNEL_GROUP;
+ *data = g_variant_new_uint64(devc->probe[ch]);
break;
default:
- ret = SR_ERR_NA;
+ 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)
+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 = sdi->priv;
- int ret, i, ch = -1;
- uint64_t u, v;
+ int idx, ch = -1;
+ uint64_t u;
if (cg) /* sr_config_set will validate cg using config_list */
ch = ((struct sr_channel *)cg->channels->data)->index;
- if (sdi->status != SR_ST_ACTIVE)
- return SR_ERR_DEV_CLOSED;
-
- ret = SR_OK;
switch (key) {
case SR_CONF_LIMIT_FRAMES:
devc->frame_limit = g_variant_get_uint64(data);
break;
case SR_CONF_SAMPLERATE:
- i = find_in_array(data, G_VARIANT_TYPE_UINT64,
- samplerates, ARRAY_SIZE(samplerates));
- if (i == -1)
- ret = SR_ERR_ARG;
- else
- devc->rate = i;
+ if ((idx = std_u64_idx(data, ARRAY_AND_SIZE(samplerates))) < 0)
+ return SR_ERR_ARG;
+ devc->rate = idx;
break;
case SR_CONF_TRIGGER_SOURCE:
- i = find_in_array(data, G_VARIANT_TYPE_STRING,
- trigger_sources, ARRAY_SIZE(trigger_sources));
- if (i == -1)
- ret = SR_ERR_ARG;
- else
- devc->cctl[0] = (devc->cctl[0] & 0x3F)
- | trigger_sources_map[i];
+ if ((idx = std_str_idx(data, ARRAY_AND_SIZE(trigger_sources))) < 0)
+ return SR_ERR_ARG;
+ devc->cctl[0] = (devc->cctl[0] & 0x3F) | trigger_sources_map[idx];
break;
case SR_CONF_TRIGGER_SLOPE:
- i = find_in_array(data, G_VARIANT_TYPE_STRING,
- trigger_slopes, ARRAY_SIZE(trigger_slopes));
- if (i == -1)
- ret = SR_ERR_ARG;
- else
- devc->edge = i;
+ if ((idx = std_str_idx(data, ARRAY_AND_SIZE(trigger_slopes))) < 0)
+ return SR_ERR_ARG;
+ devc->edge = idx;
break;
case SR_CONF_BUFFERSIZE:
- i = find_in_array(data, G_VARIANT_TYPE_UINT64,
- buffersizes, ARRAY_SIZE(buffersizes));
- if (i == -1)
- ret = SR_ERR_ARG;
- else
- devc->last_step = i;
+ if ((idx = std_u64_idx(data, ARRAY_AND_SIZE(buffersizes))) < 0)
+ return SR_ERR_ARG;
+ devc->last_step = idx;
break;
case SR_CONF_VDIV:
- if (ch == -1) {
- ret = SR_ERR_CHANNEL_GROUP;
- } else if (!g_variant_is_of_type(data, G_VARIANT_TYPE("(tt)"))) {
- ret = SR_ERR_ARG;
- } else {
- g_variant_get(data, "(tt)", &u, &v);
- for (i = 0; i < (int)ARRAY_SIZE(vdivs); i++)
- if (vdivs[i][0] == u && vdivs[i][1] == v)
- break;
- if (i == ARRAY_SIZE(vdivs))
- ret = SR_ERR_ARG;
- else
- devc->cctl[ch] = (devc->cctl[ch] & 0xCC)
- | vdivs_map[i];
- }
+ if (!cg)
+ return SR_ERR_CHANNEL_GROUP;
+ if (!g_variant_is_of_type(data, G_VARIANT_TYPE("(tt)")))
+ return SR_ERR_ARG;
+ if ((idx = std_u64_tuple_idx(data, ARRAY_AND_SIZE(vdivs))) < 0)
+ return SR_ERR_ARG;
+ devc->cctl[ch] = (devc->cctl[ch] & 0xCC) | vdivs_map[idx];
break;
case SR_CONF_COUPLING:
- if (ch == -1) {
- ret = SR_ERR_CHANNEL_GROUP;
- } else {
- i = find_in_array(data, G_VARIANT_TYPE_STRING,
- coupling, ARRAY_SIZE(coupling));
- if (i == -1)
- ret = SR_ERR_ARG;
- else
- devc->cctl[ch] = (devc->cctl[ch] & 0xF3)
- | coupling_map[i];
- }
+ if (!cg)
+ return SR_ERR_CHANNEL_GROUP;
+ if ((idx = std_str_idx(data, ARRAY_AND_SIZE(coupling))) < 0)
+ return SR_ERR_ARG;
+ devc->cctl[ch] = (devc->cctl[ch] & 0xF3) | coupling_map[idx];
break;
case SR_CONF_PROBE_FACTOR:
- if (ch == -1) {
- ret = SR_ERR_CHANNEL_GROUP;
- } else {
- u = g_variant_get_uint64(data);
- if (!u)
- ret = SR_ERR_ARG;
- else
- devc->probe[ch] = u;
- }
+ if (!cg)
+ return SR_ERR_CHANNEL_GROUP;
+ u = g_variant_get_uint64(data);
+ if (!u)
+ return SR_ERR_ARG;
+ devc->probe[ch] = u;
break;
default:
- ret = SR_ERR_NA;
+ return SR_ERR_NA;
}
- return ret;
+ return SR_OK;
}
static int config_channel_set(const struct sr_dev_inst *sdi,
- struct sr_channel *ch,
- unsigned int changes)
+ struct sr_channel *ch, unsigned int changes)
{
struct dev_context *devc = sdi->priv;
uint8_t v;
- if (changes & SR_CHANNEL_SET_ENABLED) {
- if (ch->enabled) {
- v = devc->channel | (1 << ch->index);
- if (v & (v - 1))
- return SR_ERR;
- devc->channel = v;
- devc->enabled_channel->data = ch;
- } else {
- devc->channel &= ~(1 << ch->index);
- }
+ if (!(changes & SR_CHANNEL_SET_ENABLED))
+ return SR_OK;
+
+ if (ch->enabled) {
+ v = devc->channel | (1 << ch->index);
+ if (v & (v - 1))
+ return SR_ERR;
+ devc->channel = v;
+ devc->enabled_channel->data = ch;
+ } else {
+ devc->channel &= ~(1 << ch->index);
}
+
return SR_OK;
}
uint8_t state = hung_chang_dso_2100_read_mbox(sdi->conn, 0.02);
int ret;
- if (sdi->status != SR_ST_ACTIVE)
- return SR_ERR_DEV_CLOSED;
-
switch (state) {
case 0x03:
case 0x14:
break;
case 0x00:
state = 0x01;
+ /* Fallthrough */
default:
ret = hung_chang_dso_2100_move_to(sdi, 1);
if (ret != SR_OK)
return ret;
+ /* Fallthrough */
case 0x01:
hung_chang_dso_2100_write_mbox(sdi->conn, 4);
}
return hung_chang_dso_2100_move_to(sdi, state);
}
-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)
{
- GVariantBuilder gvb;
- GVariant *gvar, *rational[2];
GSList *l;
- int i;
switch (key) {
- case SR_CONF_SCAN_OPTIONS:
+ case SR_CONF_SCAN_OPTIONS:
case SR_CONF_DEVICE_OPTIONS:
break;
case SR_CONF_SAMPLERATE:
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;
+ return STD_CONFIG_LIST(key, data, sdi, cg, scanopts, NO_OPTS, NO_OPTS);
case SR_CONF_DEVICE_OPTIONS:
- if (!sdi)
- *data = g_variant_new_fixed_array(G_VARIANT_TYPE_UINT32,
- drvopts, ARRAY_SIZE(drvopts), sizeof(uint32_t));
- else if (!cg)
- *data = g_variant_new_fixed_array(G_VARIANT_TYPE_UINT32,
- devopts, ARRAY_SIZE(devopts), sizeof(uint32_t));
- else
- *data = g_variant_new_fixed_array(G_VARIANT_TYPE_UINT32,
- cgopts, ARRAY_SIZE(cgopts), sizeof(uint32_t));
+ if (!cg)
+ return STD_CONFIG_LIST(key, data, sdi, cg, NO_OPTS, drvopts, devopts);
+ *data = std_gvar_array_u32(ARRAY_AND_SIZE(devopts_cg));
break;
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;
case SR_CONF_TRIGGER_SOURCE:
- *data = g_variant_new_strv(trigger_sources, ARRAY_SIZE(trigger_sources));
+ *data = g_variant_new_strv(ARRAY_AND_SIZE(trigger_sources));
break;
case SR_CONF_TRIGGER_SLOPE:
- *data = g_variant_new_strv(trigger_slopes, ARRAY_SIZE(trigger_slopes));
+ *data = g_variant_new_strv(ARRAY_AND_SIZE(trigger_slopes));
break;
case SR_CONF_BUFFERSIZE:
- *data = g_variant_new_fixed_array(G_VARIANT_TYPE_UINT64,
- buffersizes, ARRAY_SIZE(buffersizes), sizeof(uint64_t));
+ *data = std_gvar_array_u64(ARRAY_AND_SIZE(buffersizes));
break;
case SR_CONF_VDIV:
- g_variant_builder_init(&gvb, G_VARIANT_TYPE_ARRAY);
- for (i = 0; i < (int)ARRAY_SIZE(vdivs); i++) {
- rational[0] = g_variant_new_uint64(vdivs[i][0]);
- rational[1] = g_variant_new_uint64(vdivs[i][1]);
- gvar = g_variant_new_tuple(rational, 2);
- g_variant_builder_add_value(&gvb, gvar);
- }
- *data = g_variant_builder_end(&gvb);
+ *data = std_gvar_tuple_array(ARRAY_AND_SIZE(vdivs));
break;
case SR_CONF_COUPLING:
- *data = g_variant_new_strv(coupling, ARRAY_SIZE(coupling));
+ *data = g_variant_new_strv(ARRAY_AND_SIZE(coupling));
break;
}
struct dev_context *devc = sdi->priv;
int ret;
- if (sdi->status != SR_ST_ACTIVE)
- return SR_ERR_DEV_CLOSED;
-
if (devc->channel) {
static const float res_array[] = {0.5, 1, 2, 5};
static const uint8_t relays[] = {100, 10, 10, 1};
if (ret != SR_OK)
return ret;
- std_session_send_df_header(sdi, LOG_PREFIX);
+ std_session_send_df_header(sdi);
sr_session_source_add(sdi->session, -1, 0, 8,
hung_chang_dso_2100_poll, (void *)sdi);
return SR_OK;
}
-SR_PRIV int hung_chang_dso_2100_dev_acquisition_stop(const struct sr_dev_inst *sdi)
+static int dev_acquisition_stop(struct sr_dev_inst *sdi)
{
- if (sdi->status != SR_ST_ACTIVE)
- return SR_ERR_DEV_CLOSED;
-
- std_session_send_df_end(sdi, LOG_PREFIX);
+ std_session_send_df_end(sdi);
sr_session_source_remove(sdi->session, -1);
hung_chang_dso_2100_move_to(sdi, 1);
return SR_OK;
}
-static int dev_acquisition_stop(struct sr_dev_inst *sdi)
-{
- return hung_chang_dso_2100_dev_acquisition_stop(sdi);
-}
-
-SR_PRIV struct sr_dev_driver hung_chang_dso_2100_driver_info = {
+static struct sr_dev_driver hung_chang_dso_2100_driver_info = {
.name = "hung-chang-dso-2100",
.longname = "Hung-Chang DSO-2100",
.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(hung_chang_dso_2100_driver_info);