]> sigrok.org Git - libsigrok.git/blobdiff - hardware/colead-slm/api.c
Replace 'probe' with 'channel' in most places.
[libsigrok.git] / hardware / colead-slm / api.c
index 8fed762a7d2e2badb49a515651f3f5252980e338..a73fe299df1678b390b02c025c43b818d426655e 100644 (file)
 /* The Colead SL-5868P uses this. */
 #define SERIALCOMM "2400/8n1"
 
-static const int hwopts[] = {
+static const int32_t hwopts[] = {
        SR_CONF_CONN,
        SR_CONF_SERIALCOMM,
-       0,
 };
 
-static const int hwcaps[] = {
+static const int32_t hwcaps[] = {
        SR_CONF_SOUNDLEVELMETER,
        SR_CONF_LIMIT_SAMPLES,
        SR_CONF_LIMIT_MSEC,
        SR_CONF_CONTINUOUS,
-       0,
 };
 
 SR_PRIV struct sr_dev_driver colead_slm_driver_info;
 static struct sr_dev_driver *di = &colead_slm_driver_info;
 
-/* Properly close and free all devices. */
-static int clear_instances(void)
+static int init(struct sr_context *sr_ctx)
 {
-       struct sr_dev_inst *sdi;
-       struct drv_context *drvc;
-       struct dev_context *devc;
-       GSList *l;
-
-       if (!(drvc = di->priv))
-               return SR_OK;
-
-       for (l = drvc->instances; l; l = l->next) {
-               if (!(sdi = l->data))
-                       continue;
-               if (!(devc = sdi->priv))
-                       continue;
-               sr_serial_dev_inst_free(devc->serial);
-               sr_dev_inst_free(sdi);
-       }
-       g_slist_free(drvc->instances);
-       drvc->instances = NULL;
-
-       return SR_OK;
-}
-
-static int hw_init(struct sr_context *sr_ctx)
-{
-       struct drv_context *drvc;
-
-       if (!(drvc = g_try_malloc0(sizeof(struct drv_context)))) {
-               sr_err("Driver context malloc failed.");
-               return SR_ERR;
-       }
-
-       drvc->sr_ctx = sr_ctx;
-       di->priv = drvc;
-
-       return SR_OK;
+       return std_init(sr_ctx, di, LOG_PREFIX);
 }
 
-static GSList *hw_scan(GSList *options)
+static GSList *scan(GSList *options)
 {
        struct drv_context *drvc;
        struct dev_context *devc;
        struct sr_dev_inst *sdi;
        struct sr_config *src;
-       struct sr_probe *probe;
+       struct sr_channel *ch;
        GSList *devices, *l;
        const char *conn, *serialcomm;
 
-       devices = NULL;
        drvc = di->priv;
        drvc->instances = NULL;
 
+       devices = NULL;
+
        conn = serialcomm = NULL;
        for (l = options; l; l = l->next) {
                src = l->data;
                switch (src->key) {
                case SR_CONF_CONN:
-                       conn = src->value;
+                       conn = g_variant_get_string(src->data, NULL);
                        break;
                case SR_CONF_SERIALCOMM:
-                       serialcomm = src->value;
+                       serialcomm = g_variant_get_string(src->data, NULL);
                        break;
                }
        }
@@ -123,43 +87,36 @@ static GSList *hw_scan(GSList *options)
                return NULL;
 
        if (!(devc = g_try_malloc0(sizeof(struct dev_context)))) {
-               sr_dbg("failed to malloc devc");
+               sr_dbg("Device context malloc failed.");
                return NULL;
        }
 
-       if (!(devc->serial = sr_serial_dev_inst_new(conn, serialcomm)))
+       if (!(sdi->conn = sr_serial_dev_inst_new(conn, serialcomm)))
                return NULL;
 
+       sdi->inst_type = SR_INST_SERIAL;
        sdi->priv = devc;
        sdi->driver = di;
-       if (!(probe = sr_probe_new(0, SR_PROBE_ANALOG, TRUE, "P1")))
+       if (!(ch = sr_probe_new(0, SR_PROBE_ANALOG, TRUE, "P1")))
                return NULL;
-       sdi->probes = g_slist_append(sdi->probes, probe);
+       sdi->channels = g_slist_append(sdi->channels, ch);
        drvc->instances = g_slist_append(drvc->instances, sdi);
        devices = g_slist_append(devices, sdi);
 
        return devices;
 }
 
-static GSList *hw_dev_list(void)
+static GSList *dev_list(void)
 {
-       struct drv_context *drvc;
-
-       drvc = di->priv;
-
-       return drvc->instances;
+       return ((struct drv_context *)(di->priv))->instances;
 }
 
-static int hw_dev_open(struct sr_dev_inst *sdi)
+static int dev_open(struct sr_dev_inst *sdi)
 {
-       struct dev_context *devc;
-
-       if (!(devc = sdi->priv)) {
-               sr_err("sdi->priv was NULL.");
-               return SR_ERR_BUG;
-       }
+       struct sr_serial_dev_inst *serial;
 
-       if (serial_open(devc->serial, SERIAL_RDWR) != SR_OK)
+       serial = sdi->conn;
+       if (serial_open(serial, SERIAL_RDWR) != SR_OK)
                return SR_ERR;
 
        sdi->status = SR_ST_ACTIVE;
@@ -167,51 +124,20 @@ static int hw_dev_open(struct sr_dev_inst *sdi)
        return SR_OK;
 }
 
-static int hw_dev_close(struct sr_dev_inst *sdi)
+static int cleanup(void)
 {
-       struct dev_context *devc;
-
-       if (!(devc = sdi->priv)) {
-               sr_err("sdi->priv was NULL.");
-               return SR_ERR_BUG;
-       }
-
-       if (devc->serial && devc->serial->fd != -1) {
-               serial_close(devc->serial);
-               sdi->status = SR_ST_INACTIVE;
-       }
-
-       return SR_OK;
+       return std_dev_clear(di, NULL);
 }
 
-static int hw_cleanup(void)
-{
-       clear_instances();
-
-       return SR_OK;
-}
-
-static int config_get(int id, const void **data, const struct sr_dev_inst *sdi)
-{
-       (void)sdi;
-
-       switch (id) {
-       case SR_DI_HWOPTS:
-               *data = hwopts;
-               break;
-       default:
-               return SR_ERR_ARG;
-       }
-
-       return SR_OK;
-}
-
-static int config_set(int id, const void *value, const struct sr_dev_inst *sdi)
+static int config_set(int id, GVariant *data, const struct sr_dev_inst *sdi,
+               const struct sr_channel_group *cg)
 {
        struct dev_context *devc;
 
+       (void)cg;
+
        if (sdi->status != SR_ST_ACTIVE)
-               return SR_ERR;
+               return SR_ERR_DEV_CLOSED;
 
        if (!(devc = sdi->priv)) {
                sr_err("sdi->priv was NULL.");
@@ -221,116 +147,95 @@ static int config_set(int id, const void *value, const struct sr_dev_inst *sdi)
        switch (id) {
        case SR_CONF_LIMIT_MSEC:
                /* TODO: not yet implemented */
-               if (*(const uint64_t *)value == 0) {
+               if (g_variant_get_uint64(data) == 0) {
                        sr_err("LIMIT_MSEC can't be 0.");
                        return SR_ERR;
                }
-               devc->limit_msec = *(const uint64_t *)value;
+               devc->limit_msec = g_variant_get_uint64(data);;
                sr_dbg("Setting time limit to %" PRIu64 "ms.",
                       devc->limit_msec);
                break;
        case SR_CONF_LIMIT_SAMPLES:
-               devc->limit_samples = *(const uint64_t *)value;
+               devc->limit_samples = g_variant_get_uint64(data);
                sr_dbg("Setting sample limit to %" PRIu64 ".",
                       devc->limit_samples);
                break;
        default:
-               sr_err("Unknown capability: %d.", id);
-               return SR_ERR;
-               break;
+               return SR_ERR_NA;
        }
 
        return SR_OK;
 }
 
-static int config_list(int key, const void **data, const struct sr_dev_inst *sdi)
+static int config_list(int key, GVariant **data, const struct sr_dev_inst *sdi,
+               const struct sr_channel_group *cg)
 {
-
        (void)sdi;
+       (void)cg;
 
        switch (key) {
+       case SR_CONF_SCAN_OPTIONS:
+               *data = g_variant_new_fixed_array(G_VARIANT_TYPE_INT32,
+                               hwopts, ARRAY_SIZE(hwopts), sizeof(int32_t));
+               break;
        case SR_CONF_DEVICE_OPTIONS:
-               *data = hwcaps;
+               *data = g_variant_new_fixed_array(G_VARIANT_TYPE_INT32,
+                               hwcaps, ARRAY_SIZE(hwcaps), sizeof(int32_t));
                break;
        default:
-               return SR_ERR_ARG;
+               return SR_ERR_NA;
        }
 
        return SR_OK;
 }
 
-static int hw_dev_acquisition_start(const struct sr_dev_inst *sdi,
-                                   void *cb_data)
+static int dev_acquisition_start(const struct sr_dev_inst *sdi, void *cb_data)
 {
-       struct sr_datafeed_packet packet;
-       struct sr_datafeed_header header;
        struct dev_context *devc;
+       struct sr_serial_dev_inst *serial;
+
+       if (sdi->status != SR_ST_ACTIVE)
+               return SR_ERR_DEV_CLOSED;
 
        if (!(devc = sdi->priv)) {
                sr_err("sdi->priv was NULL.");
                return SR_ERR_BUG;
        }
 
-       sr_dbg("Starting acquisition.");
-
        devc->cb_data = cb_data;
 
        /* Send header packet to the session bus. */
-       sr_dbg("Sending SR_DF_HEADER.");
-       packet.type = SR_DF_HEADER;
-       packet.payload = (uint8_t *)&header;
-       header.feed_version = 1;
-       gettimeofday(&header.starttime, NULL);
-       sr_session_send(devc->cb_data, &packet);
+       std_session_send_df_header(cb_data, LOG_PREFIX);
 
        /* Poll every 150ms, or whenever some data comes in. */
-       sr_source_add(devc->serial->fd, G_IO_IN, 150, colead_slm_receive_data,
+       serial = sdi->conn;
+       serial_source_add(serial, G_IO_IN, 150, colead_slm_receive_data,
                        (void *)sdi);
 
        return SR_OK;
 }
 
-static int hw_dev_acquisition_stop(struct sr_dev_inst *sdi, void *cb_data)
+static int dev_acquisition_stop(struct sr_dev_inst *sdi, void *cb_data)
 {
-       struct sr_datafeed_packet packet;
-       struct dev_context *devc;
-
-       if (sdi->status != SR_ST_ACTIVE)
-               return SR_ERR;
-
-       if (!(devc = sdi->priv)) {
-               sr_err("sdi->priv was NULL.");
-               return SR_ERR_BUG;
-       }
-
-       sr_dbg("Stopping acquisition.");
-
-       sr_source_remove(devc->serial->fd);
-       hw_dev_close((struct sr_dev_inst *)sdi);
-
-       /* Send end packet to the session bus. */
-       sr_dbg("Sending SR_DF_END.");
-       packet.type = SR_DF_END;
-       sr_session_send(cb_data, &packet);
-
-       return SR_OK;
+       return std_serial_dev_acquisition_stop(sdi, cb_data, std_serial_dev_close,
+                       sdi->conn, LOG_PREFIX);
 }
 
 SR_PRIV struct sr_dev_driver colead_slm_driver_info = {
        .name = "colead-slm",
        .longname = "Colead SLM",
        .api_version = 1,
-       .init = hw_init,
-       .cleanup = hw_cleanup,
-       .scan = hw_scan,
-       .dev_list = hw_dev_list,
-       .dev_clear = clear_instances,
-       .config_get = config_get,
+       .init = init,
+       .cleanup = cleanup,
+       .scan = scan,
+       .dev_list = dev_list,
+       .dev_clear = NULL,
+       .config_get = NULL,
        .config_set = config_set,
        .config_list = config_list,
-       .dev_open = hw_dev_open,
-       .dev_close = hw_dev_close,
-       .dev_acquisition_start = hw_dev_acquisition_start,
-       .dev_acquisition_stop = hw_dev_acquisition_stop,
+       .dev_open = dev_open,
+       .dev_close = std_serial_dev_close,
+       .dev_acquisition_start = dev_acquisition_start,
+       .dev_acquisition_stop = dev_acquisition_stop,
        .priv = NULL,
 };