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serial-dmm: only send acquisition data for enabled channels 

Respect the user's "channel enabled" status. Do not feed the session bus
when data for disabled channels was received.
This commit is contained in:
Gerhard Sittig 2018-09-30 22:16:52 +02:00 committed by Uwe Hermann
parent 48e2992f86
commit e91c9f6e25
1 changed files with 4 additions and 3 deletions
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7
src/hardware/serial-dmm/protocol.c
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@ -50,6 +50,7 @@ static void handle_packet(const uint8_t *buf, struct sr_dev_inst *sdi,
struct sr_analog_spec spec;
struct dev_context *devc;
gboolean sent_sample;
struct sr_channel *channel;
size_t ch_idx;
dmm = (struct dmm_info *)sdi->driver;
@ -63,8 +64,8 @@ static void handle_packet(const uint8_t *buf, struct sr_dev_inst *sdi,
/* Note: digits/spec_digits will be overridden by the DMM parsers. */
sr_analog_init(&analog, &encoding, &meaning, &spec, 0);
analog.meaning->channels =
g_slist_append(NULL, g_slist_nth_data(sdi->channels, ch_idx));
channel = g_slist_nth_data(sdi->channels, ch_idx);
analog.meaning->channels = g_slist_append(NULL, channel);
analog.num_samples = 1;
analog.meaning->mq = 0;
@ -75,7 +76,7 @@ static void handle_packet(const uint8_t *buf, struct sr_dev_inst *sdi,
if (dmm->dmm_details)
dmm->dmm_details(&analog, info);
if (analog.meaning->mq != 0) {
if (analog.meaning->mq != 0 && channel->enabled) {
/* Got a measurement. */
packet.type = SR_DF_ANALOG;
packet.payload = &analog;