Add and use std_session_send_df_header().

[libsigrok.git] / hardware / victor-dmm / api.c

diff --git a/hardware/victor-dmm/api.c b/hardware/victor-dmm/api.c
index ae0d2a76723c177d6a56e55675af27a110eb70b0..871c5de0e7257c2b977c47e092d22a7f0d926fc8 100644 (file)
--- a/hardware/victor-dmm/api.c
+++ b/hardware/victor-dmm/api.c
@@ -37,17 +37,13 @@ static int hw_dev_close(struct sr_dev_inst *sdi);
 static int hw_dev_acquisition_stop(struct sr_dev_inst *sdi, void *cb_data);
 
 static const int hwcaps[] = {
-       SR_HWCAP_MULTIMETER,
-       SR_HWCAP_LIMIT_MSEC,
-       SR_HWCAP_LIMIT_SAMPLES,
-       SR_HWCAP_CONTINUOUS,
+       SR_CONF_MULTIMETER,
+       SR_CONF_LIMIT_MSEC,
+       SR_CONF_LIMIT_SAMPLES,
+       SR_CONF_CONTINUOUS,
        0
 };
 
-static const char *probe_names[] = {
-       "P1",
-};
-
 /* Properly close and free all devices. */
 static int clear_instances(void)
 {
@@ -78,16 +74,7 @@ static int clear_instances(void)
 
 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_MALLOC;
-       }
-       drvc->sr_ctx = sr_ctx;
-       di->priv = drvc;
-
-       return SR_OK;
+       return std_hw_init(sr_ctx, di, DRIVER_LOG_DOMAIN);
 }
 
 static GSList *hw_scan(GSList *options)
@@ -103,10 +90,7 @@ static GSList *hw_scan(GSList *options)
 
        (void)options;
 
-       if (!(drvc = di->priv)) {
-               sr_err("Driver was not initialized.");
-               return NULL;
-       }
+       drvc = di->priv;
 
        /* USB scan is always authoritative. */
        clear_instances();
@@ -151,14 +135,7 @@ static GSList *hw_scan(GSList *options)
 
 static GSList *hw_dev_list(void)
 {
-       struct drv_context *drvc;
-
-       if (!(drvc = di->priv)) {
-               sr_err("Driver was not initialized.");
-               return NULL;
-       }
-
-       return drvc->instances;
+       return ((struct drv_context *)(di->priv))->instances;
 }
 
 static int hw_dev_open(struct sr_dev_inst *sdi)
@@ -248,31 +225,7 @@ static int hw_cleanup(void)
        return SR_OK;
 }
 
-static int hw_info_get(int info_id, const void **data,
-                      const struct sr_dev_inst *sdi)
-{
-       (void)sdi;
-
-       switch (info_id) {
-       case SR_DI_HWCAPS:
-               *data = hwcaps;
-               break;
-       case SR_DI_NUM_PROBES:
-               *data = GINT_TO_POINTER(1);
-               break;
-       case SR_DI_PROBE_NAMES:
-               *data = probe_names;
-               break;
-       default:
-               sr_err("Unknown info_id: %d.", info_id);
-               return SR_ERR_ARG;
-       }
-
-       return SR_OK;
-}
-
-static int hw_dev_config_set(const struct sr_dev_inst *sdi, int hwcap,
-                            const void *value)
+static int config_set(int id, const void *value, const struct sr_dev_inst *sdi)
 {
        struct dev_context *devc;
        gint64 now;
@@ -290,27 +243,43 @@ static int hw_dev_config_set(const struct sr_dev_inst *sdi, int hwcap,
 
        devc = sdi->priv;
        ret = SR_OK;
-       switch (hwcap) {
-       case SR_HWCAP_LIMIT_MSEC:
+       switch (id) {
+       case SR_CONF_LIMIT_MSEC:
                devc->limit_msec = *(const int64_t *)value;
                now = g_get_monotonic_time() / 1000;
                devc->end_time = now + devc->limit_msec;
                sr_dbg("Setting time limit to %" PRIu64 "ms.",
                       devc->limit_msec);
                break;
-       case SR_HWCAP_LIMIT_SAMPLES:
+       case SR_CONF_LIMIT_SAMPLES:
                devc->limit_samples = *(const uint64_t *)value;
                sr_dbg("Setting sample limit to %" PRIu64 ".",
                       devc->limit_samples);
                break;
        default:
-               sr_err("Unknown hardware capability: %d.", hwcap);
+               sr_err("Unknown hardware capability: %d.", id);
                ret = SR_ERR_ARG;
        }
 
        return ret;
 }
 
+static int config_list(int key, const void **data, const struct sr_dev_inst *sdi)
+{
+
+       (void)sdi;
+
+       switch (key) {
+       case SR_CONF_DEVICE_OPTIONS:
+               *data = hwcaps;
+               break;
+       default:
+               return SR_ERR_ARG;
+       }
+
+       return SR_OK;
+}
+
 static void receive_transfer(struct libusb_transfer *transfer)
 {
        struct dev_context *devc;
@@ -394,9 +363,6 @@ static int handle_events(int fd, int revents, void *cb_data)
 static int hw_dev_acquisition_start(const struct sr_dev_inst *sdi,
                                    void *cb_data)
 {
-       struct sr_datafeed_packet packet;
-       struct sr_datafeed_header header;
-       struct sr_datafeed_meta_analog meta;
        struct dev_context *devc;
        struct drv_context *drvc = di->priv;
        const struct libusb_pollfd **pfd;
@@ -409,23 +375,11 @@ static int hw_dev_acquisition_start(const struct sr_dev_inst *sdi,
                return SR_ERR;
        }
 
-       sr_dbg("Starting acquisition.");
-
        devc = sdi->priv;
        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;
-       sr_session_send(devc->cb_data, &packet);
-
-       /* Send metadata about the SR_DF_ANALOG packets to come. */
-       packet.type = SR_DF_META_ANALOG;
-       packet.payload = &meta;
-       meta.num_probes = 1;
-       sr_session_send(devc->cb_data, &packet);
+       std_session_send_df_header(cb_data, DRIVER_LOG_DOMAIN);
 
        pfd = libusb_get_pollfds(drvc->sr_ctx->libusb_ctx);
        for (i = 0; pfd[i]; i++) {
@@ -484,10 +438,10 @@ SR_PRIV struct sr_dev_driver victor_dmm_driver_info = {
        .scan = hw_scan,
        .dev_list = hw_dev_list,
        .dev_clear = clear_instances,
+       .config_set = config_set,
+       .config_list = config_list,
        .dev_open = hw_dev_open,
        .dev_close = hw_dev_close,
-       .info_get = hw_info_get,
-       .dev_config_set = hw_dev_config_set,
        .dev_acquisition_start = hw_dev_acquisition_start,
        .dev_acquisition_stop = hw_dev_acquisition_stop,
        .priv = NULL,