serial-dmm: sort the list of device drivers (part 6, fs9922)

[libsigrok.git] / src / hardware / serial-dmm / protocol.c

diff --git a/src/hardware/serial-dmm/protocol.c b/src/hardware/serial-dmm/protocol.c
index 99a7169424fd5aaa3c845db94301d1fbb8c7897a..1d1ca4823208c5aaa86c1ac8495d6806d44779a2 100644 (file)
--- a/src/hardware/serial-dmm/protocol.c
+++ b/src/hardware/serial-dmm/protocol.c
@@ -18,12 +18,12 @@
  * along with this program.  If not, see <http://www.gnu.org/licenses/>.
  */
 
+#include <config.h>
 #include <stdlib.h>
 #include <math.h>
 #include <string.h>
-#include <errno.h>
 #include <glib.h>
-#include "libsigrok.h"
+#include <libsigrok/libsigrok.h>
 #include "libsigrok-internal.h"
 #include "protocol.h"
 
@@ -45,6 +45,9 @@ static void handle_packet(const uint8_t *buf, struct sr_dev_inst *sdi,
        float floatval;
        struct sr_datafeed_packet packet;
        struct sr_datafeed_analog analog;
+       struct sr_analog_encoding encoding;
+       struct sr_analog_meaning meaning;
+       struct sr_analog_spec spec;
        struct dev_context *devc;
 
        dmm = (struct dmm_info *)sdi->driver;
@@ -52,11 +55,12 @@ static void handle_packet(const uint8_t *buf, struct sr_dev_inst *sdi,
        log_dmm_packet(buf);
        devc = sdi->priv;
 
-       memset(&analog, 0, sizeof(struct sr_datafeed_analog));
+       /* Note: digits/spec_digits will be overridden by the DMM parsers. */
+       sr_analog_init(&analog, &encoding, &meaning, &spec, 0);
 
-       analog.channels = sdi->channels;
+       analog.meaning->channels = sdi->channels;
        analog.num_samples = 1;
-       analog.mq = -1;
+       analog.meaning->mq = 0;
 
        dmm->packet_parse(buf, &floatval, &analog, info);
        analog.data = &floatval;
@@ -65,12 +69,12 @@ static void handle_packet(const uint8_t *buf, struct sr_dev_inst *sdi,
        if (dmm->dmm_details)
                dmm->dmm_details(&analog, info);
 
-       if (analog.mq != -1) {
+       if (analog.meaning->mq != 0) {
                /* Got a measurement. */
                packet.type = SR_DF_ANALOG;
                packet.payload = &analog;
-               sr_session_send(devc->cb_data, &packet);
-               devc->num_samples++;
+               sr_session_send(sdi, &packet);
+               sr_sw_limits_update_samples_read(&devc->limits, 1);
        }
 }
 
@@ -160,7 +164,6 @@ int receive_data(int fd, int revents, void *cb_data)
        struct sr_dev_inst *sdi;
        struct dev_context *devc;
        struct dmm_info *dmm;
-       int64_t time;
        void *info;
 
        (void)fd;
@@ -184,20 +187,8 @@ int receive_data(int fd, int revents, void *cb_data)
                        return FALSE;
        }
 
-       if (devc->limit_samples && devc->num_samples >= devc->limit_samples) {
-               sr_info("Requested number of samples reached.");
-               sdi->driver->dev_acquisition_stop(sdi, cb_data);
-               return TRUE;
-       }
-
-       if (devc->limit_msec) {
-               time = (g_get_monotonic_time() - devc->starttime) / 1000;
-               if (time > (int64_t)devc->limit_msec) {
-                       sr_info("Requested time limit reached.");
-                       sdi->driver->dev_acquisition_stop(sdi, cb_data);
-                       return TRUE;
-               }
-       }
+       if (sr_sw_limits_check(&devc->limits))
+               sdi->driver->dev_acquisition_stop(sdi);
 
        return TRUE;
 }