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uni-t-dmm: Use software limit helpers 

Signed-off-by: Lars-Peter Clausen <lars@metafoo.de>
This commit is contained in:
Lars-Peter Clausen 2016-05-01 13:55:39 +02:00 committed by Uwe Hermann
parent 2630f97ebb
commit 8a63a4064e
3 changed files with 8 additions and 40 deletions
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20
src/hardware/uni-t-dmm/api.c
View File

@ -34,8 +34,8 @@ static const uint32_t scanopts[] = {
static const uint32_t devopts[] = {
SR_CONF_MULTIMETER,
SR_CONF_CONTINUOUS,
SR_CONF_LIMIT_SAMPLES | SR_CONF_SET,
SR_CONF_LIMIT_MSEC | SR_CONF_SET,
SR_CONF_LIMIT_SAMPLES | SR_CONF_SET | SR_CONF_GET,
SR_CONF_LIMIT_MSEC | SR_CONF_SET | SR_CONF_GET,
};
/*
@ -138,18 +138,7 @@ static int config_set(uint32_t key, GVariant *data, const struct sr_dev_inst *sd
devc = sdi->priv;
switch (key) {
case SR_CONF_LIMIT_MSEC:
devc->limit_msec = g_variant_get_uint64(data);
break;
case SR_CONF_LIMIT_SAMPLES:
devc->limit_samples = g_variant_get_uint64(data);
break;
default:
return SR_ERR_NA;
}
return SR_OK;
return sr_sw_limits_config_set(&devc->limits, key, data);
}
static int config_list(uint32_t key, GVariant **data, const struct sr_dev_inst *sdi,
@ -179,7 +168,8 @@ static int dev_acquisition_start(const struct sr_dev_inst *sdi)
struct dev_context *devc;
devc = sdi->priv;
devc->starttime = g_get_monotonic_time();
sr_sw_limits_acquisition_start(&devc->limits);
std_session_send_df_header(sdi, LOG_PREFIX);

17
src/hardware/uni-t-dmm/protocol.c
View File

@ -89,8 +89,7 @@ static void decode_packet(struct sr_dev_inst *sdi, const uint8_t *buf)
packet.payload = &analog;
sr_session_send(sdi, &packet);
/* Increase sample count. */
devc->num_samples++;
sr_sw_limits_update_samples_read(&devc->limits, 1);
}
static int hid_chip_init(struct sr_dev_inst *sdi, uint16_t baudrate)
@ -274,7 +273,6 @@ SR_PRIV int uni_t_dmm_receive_data(int fd, int revents, void *cb_data)
int ret;
struct sr_dev_inst *sdi;
struct dev_context *devc;
int64_t time_ms;
(void)fd;
(void)revents;
@ -286,19 +284,8 @@ SR_PRIV int uni_t_dmm_receive_data(int fd, int revents, void *cb_data)
return FALSE;
/* Abort acquisition if we acquired enough samples. */
if (devc->limit_samples && devc->num_samples >= devc->limit_samples) {
sr_info("Requested number of samples reached.");
if (sr_sw_limits_check(&devc->limits))
sdi->driver->dev_acquisition_stop(sdi);
}
if (devc->limit_msec) {
time_ms = (g_get_monotonic_time() - devc->starttime) / 1000;
if (time_ms > (int64_t)devc->limit_msec) {
sr_info("Requested time limit reached.");
sdi->driver->dev_acquisition_stop(sdi);
return TRUE;
}
}
return TRUE;
}

11
src/hardware/uni-t-dmm/protocol.h
View File

@ -48,16 +48,7 @@ struct dmm_info {
/** Private, per-device-instance driver context. */
struct dev_context {
/** The current sampling limit (in number of samples). */
uint64_t limit_samples;
/** The current sampling limit (in ms). */
uint64_t limit_msec;
/** The current number of already received samples. */
uint64_t num_samples;
int64_t starttime;
struct sr_sw_limits limits;
gboolean first_run;