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korad-kaxxxxp: Use software limit helpers 

Signed-off-by: Lars-Peter Clausen <lars@metafoo.de>
This commit is contained in:
Lars-Peter Clausen 2016-05-01 13:53:08 +02:00 committed by Uwe Hermann
parent 7fc9dc31ac
commit 597deef91e
3 changed files with 8 additions and 33 deletions
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20
src/hardware/korad-kaxxxxp/api.c
View File

@ -153,6 +153,7 @@ static GSList *scan(struct sr_dev_driver *di, GSList *options)
sr_channel_new(sdi, 0, SR_CHANNEL_ANALOG, TRUE, "CH1");
devc = g_malloc0(sizeof(struct dev_context));
sr_sw_limits_init(&devc->limits);
devc->model = &models[model_id];
devc->reply[5] = 0;
devc->req_sent_at = 0;
@ -191,12 +192,7 @@ static int config_get(uint32_t key, GVariant **data,
devc = sdi->priv;
switch (key) {
case SR_CONF_LIMIT_SAMPLES:
*data = g_variant_new_uint64(devc->limit_samples);
break;
case SR_CONF_LIMIT_MSEC:
*data = g_variant_new_uint64(devc->limit_msec);
break;
return sr_sw_limits_config_get(&devc->limits, key, data);
case SR_CONF_VOLTAGE:
*data = g_variant_new_double(devc->voltage);
break;
@ -245,15 +241,8 @@ static int config_set(uint32_t key, GVariant *data,
switch (key) {
case SR_CONF_LIMIT_MSEC:
if (g_variant_get_uint64(data) == 0)
return SR_ERR_ARG;
devc->limit_msec = g_variant_get_uint64(data);
break;
case SR_CONF_LIMIT_SAMPLES:
if (g_variant_get_uint64(data) == 0)
return SR_ERR_ARG;
devc->limit_samples = g_variant_get_uint64(data);
break;
return sr_sw_limits_config_set(&devc->limits, key, data);
case SR_CONF_VOLTAGE_TARGET:
dval = g_variant_get_double(data);
if (dval < devc->model->voltage[0] || dval > devc->model->voltage[1])
@ -375,10 +364,9 @@ static int dev_acquisition_start(const struct sr_dev_inst *sdi)
devc = sdi->priv;
sr_sw_limits_acquisition_start(&devc->limits);
std_session_send_df_header(sdi, LOG_PREFIX);
devc->starttime = g_get_monotonic_time();
devc->num_samples = 0;
devc->reply_pending = FALSE;
devc->req_sent_at = 0;
serial = sdi->conn;

16
src/hardware/korad-kaxxxxp/protocol.c
View File

@ -329,7 +329,7 @@ SR_PRIV int korad_kaxxxxp_receive_data(int fd, int revents, void *cb_data)
struct sr_serial_dev_inst *serial;
struct sr_datafeed_packet packet;
struct sr_datafeed_analog_old analog;
int64_t t, elapsed_us;
uint64_t elapsed_us;
(void)fd;
@ -363,7 +363,7 @@ SR_PRIV int korad_kaxxxxp_receive_data(int fd, int revents, void *cb_data)
analog.mqflags = SR_MQFLAG_DC;
analog.data = &devc->voltage;
sr_session_send(sdi, &packet);
devc->num_samples++;
sr_sw_limits_update_samples_read(&devc->limits, 1);
}
next_measurement(devc);
} else {
@ -376,21 +376,11 @@ SR_PRIV int korad_kaxxxxp_receive_data(int fd, int revents, void *cb_data)
}
}
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);
return TRUE;
}
if (devc->limit_msec) {
t = (g_get_monotonic_time() - devc->starttime) / 1000;
if (t > (int64_t)devc->limit_msec) {
sr_info("Requested time limit reached.");
sdi->driver->dev_acquisition_stop(sdi);
return TRUE;
}
}
/* Request next packet, if required. */
if (sdi->status == SR_ST_ACTIVE) {
if (devc->reply_pending) {

5
src/hardware/korad-kaxxxxp/protocol.h
View File

@ -76,10 +76,7 @@ struct dev_context {
const struct korad_kaxxxxp_model *model; /**< Model information. */
/* Acquisition settings */
uint64_t limit_samples;
uint64_t limit_msec;
uint64_t num_samples;
int64_t starttime;
struct sr_sw_limits limits;
int64_t req_sent_at;
gboolean reply_pending;