use common channel group allocation/release code

[libsigrok.git] / src / hardware / hantek-dso / api.c

diff --git a/src/hardware/hantek-dso/api.c b/src/hardware/hantek-dso/api.c
index c1b18ea9ca660a52ec8b2e4113d637b3b8a1e88c..f0cbb6158276048186c11a6e970f76adb6b683ce 100644 (file)
--- a/src/hardware/hantek-dso/api.c
+++ b/src/hardware/hantek-dso/api.c
@@ -55,7 +55,7 @@ static const uint32_t drvopts[] = {
 static const uint32_t devopts[] = {
        SR_CONF_CONTINUOUS,
        SR_CONF_CONN | SR_CONF_GET,
-       SR_CONF_LIMIT_FRAMES | SR_CONF_SET,
+       SR_CONF_LIMIT_FRAMES | SR_CONF_GET | SR_CONF_SET,
        SR_CONF_TIMEBASE | SR_CONF_GET | SR_CONF_SET | SR_CONF_LIST,
        SR_CONF_NUM_HDIV | SR_CONF_GET,
        SR_CONF_CAPTURE_RATIO | SR_CONF_GET | SR_CONF_SET,
@@ -199,10 +199,8 @@ static struct sr_dev_inst *dso_dev_new(const struct dso_profile *prof)
         */
        for (i = 0; i < ARRAY_SIZE(channel_names); i++) {
                ch = sr_channel_new(sdi, i, SR_CHANNEL_ANALOG, TRUE, channel_names[i]);
-               cg = g_malloc0(sizeof(struct sr_channel_group));
-               cg->name = g_strdup(channel_names[i]);
+               cg = sr_channel_group_new(sdi, channel_names[i], NULL);
                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));
@@ -477,6 +475,9 @@ static int config_get(uint32_t key, GVariant **data,
                case SR_CONF_CAPTURE_RATIO:
                        *data = g_variant_new_uint64(devc->capture_ratio);
                        break;
+               case SR_CONF_LIMIT_FRAMES:
+                       *data = g_variant_new_uint64(devc->limit_frames);
+                       break;
                default:
                        return SR_ERR_NA;
                }
@@ -704,7 +705,6 @@ static void send_chunk(struct sr_dev_inst *sdi, unsigned char *buf,
  */
 static void LIBUSB_CALL receive_transfer(struct libusb_transfer *transfer)
 {
-       struct sr_datafeed_packet packet;
        struct sr_dev_inst *sdi;
        struct dev_context *devc;
        int num_samples, pre;
@@ -782,8 +782,7 @@ static void LIBUSB_CALL receive_transfer(struct libusb_transfer *transfer)
                devc->framebuf = NULL;
 
                /* Mark the end of this frame. */
-               packet.type = SR_DF_FRAME_END;
-               sr_session_send(sdi, &packet);
+               std_session_send_df_frame_end(sdi);
 
                if (devc->limit_frames && ++devc->num_frames >= devc->limit_frames) {
                        /* Terminate session */
@@ -797,7 +796,6 @@ static void LIBUSB_CALL receive_transfer(struct libusb_transfer *transfer)
 static int handle_event(int fd, int revents, void *cb_data)
 {
        const struct sr_dev_inst *sdi;
-       struct sr_datafeed_packet packet;
        struct timeval tv;
        struct sr_dev_driver *di;
        struct dev_context *devc;
@@ -889,8 +887,7 @@ static int handle_event(int fd, int revents, void *cb_data)
                devc->dev_state = FETCH_DATA;
 
                /* Tell the frontend a new frame is on the way. */
-               packet.type = SR_DF_FRAME_BEGIN;
-               sr_session_send(sdi, &packet);
+               std_session_send_df_frame_begin(sdi);
                break;
        case CAPTURE_READY_9BIT:
                /* TODO */