Merge branch 'master' of https://github.com/DreamSourceLab/DSView

DSView/pv/mainwindow.cpp

@@ -441,7 +441,7 @@ void MainWindow::update_device_list()
 
     // USB device speed check
     if (!selected_device->name().contains("virtual")) {
-        int usb_speed;
+        int usb_speed = LIBUSB_SPEED_HIGH;
         GVariant *gvar = selected_device->get_config(NULL, NULL, SR_CONF_USB_SPEED);
         if (gvar != NULL) {
             usb_speed = g_variant_get_int32(gvar);

DSView/pv/storesession.cpp

@@ -375,6 +375,18 @@ QString StoreSession::meta_gen(boost::shared_ptr<data::Snapshot> snapshot)
             fprintf(meta, "hDiv = %" PRIu64 "\n", tmp_u64);
             g_variant_unref(gvar);
         }
+        gvar = _session.get_device()->get_config(NULL, NULL, SR_CONF_MAX_TIMEBASE);
+        if (gvar != NULL) {
+            uint64_t tmp_u64 = g_variant_get_uint64(gvar);
+            fprintf(meta, "hDiv max = %" PRIu64 "\n", tmp_u64);
+            g_variant_unref(gvar);
+        }
+        gvar = _session.get_device()->get_config(NULL, NULL, SR_CONF_MIN_TIMEBASE);
+        if (gvar != NULL) {
+            uint64_t tmp_u64 = g_variant_get_uint64(gvar);
+            fprintf(meta, "hDiv min = %" PRIu64 "\n", tmp_u64);
+            g_variant_unref(gvar);
+        }
         gvar = _session.get_device()->get_config(NULL, NULL, SR_CONF_UNIT_BITS);
         if (gvar != NULL) {
             uint8_t tmp_u8 = g_variant_get_byte(gvar);

DSView/pv/toolbars/samplingbar.cpp

@@ -19,6 +19,8 @@
  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301 USA
  */
 
+#include "samplingbar.h"
+
 #include <extdef.h>
 #include <assert.h>
 #include <boost/foreach.hpp>
@@ -30,7 +32,6 @@
 #include <QAbstractItemView>
 #include <QApplication>
 
-#include "samplingbar.h"
 #include "../devicemanager.h"
 #include "../device/devinst.h"
 #include "../dialogs/deviceoptions.h"
@@ -156,7 +157,7 @@ void SamplingBar::retranslateUi()
         else if (dev_inst->name().contains("virtual"))
             _device_type.setText(tr("File"));
         else {
-            int usb_speed;
+            int usb_speed = LIBUSB_SPEED_HIGH;
             GVariant *gvar = dev_inst->get_config(NULL, NULL, SR_CONF_USB_SPEED);
             if (gvar != NULL) {
                 usb_speed = g_variant_get_int32(gvar);
@@ -203,7 +204,7 @@ void SamplingBar::reStyle()
         else if (dev_inst->name().contains("virtual"))
             _device_type.setIcon(QIcon(":/icons/data.png"));
         else {
-            int usb_speed;
+            int usb_speed = LIBUSB_SPEED_HIGH;
             GVariant *gvar = dev_inst->get_config(NULL, NULL, SR_CONF_USB_SPEED);
             if (gvar != NULL) {
                 usb_speed = g_variant_get_int32(gvar);
@@ -521,6 +522,7 @@ void SamplingBar::update_sample_count_selector()
     uint64_t sw_depth;
     uint64_t rle_depth = 0;
     uint64_t max_timebase = 0;
+    uint64_t min_timebase = SR_NS(10);
     double pre_duration = SR_SEC(1);
     double duration;
     bool rle_support = false;
@@ -574,6 +576,11 @@ void SamplingBar::update_sample_count_selector()
             max_timebase = g_variant_get_uint64(gvar);
             g_variant_unref(gvar);
         }
+        gvar = dev_inst->get_config(NULL, NULL, SR_CONF_MIN_TIMEBASE);
+        if (gvar != NULL) {
+            min_timebase = g_variant_get_uint64(gvar);
+            g_variant_unref(gvar);
+        }
     }
 
     if (0 != _sample_count.count())
@@ -626,7 +633,7 @@ void SamplingBar::update_sample_count_selector()
                         unit == SR_MIN(1) ? SR_SEC(50) : duration * 0.5);
 
         if (dev_inst->dev_inst()->mode == DSO)
-            not_last = duration >= SR_NS(10);
+            not_last = duration >= min_timebase;
         else if (dev_inst->dev_inst()->mode == ANALOG)
             not_last = (duration >= SR_MS(100)) &&
                        (duration / SR_SEC(1) * samplerate >= SR_KB(1));
@@ -957,6 +964,11 @@ void SamplingBar::enable_toggle(bool enable)
         _sample_count.setDisabled(true);
         _sample_rate.setDisabled(true);
     }
+
+    if (_session.get_device()->name() == "virtual-session") {
+        _sample_count.setDisabled(true);
+        _sample_rate.setDisabled(true);
+    }
 }
 
 void SamplingBar::enable_run_stop(bool enable)
@@ -1005,6 +1017,7 @@ void SamplingBar::reload()
         _instant_action->setVisible(true);
         enable_toggle(true);
     }
+
     retranslateUi();
     reStyle();
     update();

DSView/pv/toolbars/samplingbar.h

@@ -23,6 +23,8 @@
 #ifndef DSVIEW_PV_TOOLBARS_SAMPLINGBAR_H
 #define DSVIEW_PV_TOOLBARS_SAMPLINGBAR_H
 
+#include "../sigsession.h"
+
 #include <stdint.h>
 #include <list>
 #include <map>
@@ -35,8 +37,6 @@
 #include <QAction>
 #include <QMenu>
 
-#include "../sigsession.h"
-
 struct st_dev_inst;
 class QAction;
 
@@ -67,7 +67,7 @@ private:
     static const uint64_t AnalogMaxSWDepth = SR_Mn(100);
     static const QString RLEString;
     static const QString DIVString;
-    static const uint64_t ZeroTimeBase = SR_US(10);
+    static const uint64_t ZeroTimeBase = SR_US(2);
 
 public:
     SamplingBar(SigSession &session, QWidget *parent);

DSView/pv/view/dsosignal.cpp

@@ -62,6 +62,7 @@ DsoSignal::DsoSignal(boost::shared_ptr<pv::device::DevInst> dev_inst,
     Signal(dev_inst, probe),
     _data(data),
     _scale(0),
+    _stop_scale(1),
     _en_lock(false),
     _show(true),
     _vDialActive(false),
@@ -120,7 +121,7 @@ boost::shared_ptr<pv::data::Dso> DsoSignal::dso_data() const
 
 void DsoSignal::set_scale(int height)
 {
-    _scale = height / (_ref_max - _ref_min);
+    _scale = height / (_ref_max - _ref_min) * _stop_scale;
 }
 
 float DsoSignal::get_scale()
@@ -216,8 +217,10 @@ bool DsoSignal::go_vDialPre(bool manul)
         _vDial->set_sel(_vDial->get_sel() - 1);
         _dev_inst->set_config(_probe, NULL, SR_CONF_PROBE_VDIV,
                               g_variant_new_uint64(_vDial->get_value()));
-        if (_view->session().get_capture_state() == SigSession::Stopped)
+        if (_view->session().get_capture_state() == SigSession::Stopped) {
-            _scale *= pre_vdiv/_vDial->get_value();
+            _stop_scale *= pre_vdiv/_vDial->get_value();
+            set_scale(get_view_rect().height());
+        }
         _dev_inst->set_config(_probe, NULL, SR_CONF_PROBE_OFFSET,
                               g_variant_new_uint16(_zero_offset));
 
@@ -244,8 +247,10 @@ bool DsoSignal::go_vDialNext(bool manul)
         _vDial->set_sel(_vDial->get_sel() + 1);
         _dev_inst->set_config(_probe, NULL, SR_CONF_PROBE_VDIV,
                               g_variant_new_uint64(_vDial->get_value()));
-        if (_view->session().get_capture_state() == SigSession::Stopped)
+        if (_view->session().get_capture_state() == SigSession::Stopped) {
-            _scale *= pre_vdiv/_vDial->get_value();
+            _stop_scale *= pre_vdiv/_vDial->get_value();
+            set_scale(get_view_rect().height());
+        }
         _dev_inst->set_config(_probe, NULL, SR_CONF_PROBE_OFFSET,
                               g_variant_new_uint16(_zero_offset));
 
@@ -782,6 +787,8 @@ void DsoSignal::paint_mid(QPainter &p, int left, int right, QColor fore, QColor
     assert(_view);
     assert(right >= left);
 
+    if (_view->session().get_capture_state() == SigSession::Running)
+        _stop_scale = 1;
 
     if (enabled()) {
         const int index = get_index();

libsigrok4DSL/hardware/DSL/dsl.c

@@ -1248,6 +1248,11 @@ SR_PRIV int dsl_config_get(int id, GVariant **data, const struct sr_dev_inst *sd
                                          channel_modes[devc->ch_mode].min_samplerate /
                                          DS_CONF_DSO_HDIVS));
         break;
+    case SR_CONF_MIN_TIMEBASE:
+        if (!sdi)
+            return SR_ERR;
+        *data = g_variant_new_uint64(SR_SEC(1) / channel_modes[devc->ch_mode].hw_max_samplerate);
+        break;
     case SR_CONF_PROBE_COUPLING:
         if (!ch)
             return SR_ERR;

libsigrok4DSL/hardware/demo/demo.c

@@ -347,6 +347,11 @@ static int config_get(int id, GVariant **data, const struct sr_dev_inst *sdi,
             return SR_ERR;
         *data = g_variant_new_uint64(MAX_TIMEBASE);
         break;
+    case SR_CONF_MIN_TIMEBASE:
+        if (!sdi)
+            return SR_ERR;
+        *data = g_variant_new_uint64(MIN_TIMEBASE);
+        break;
     case SR_CONF_PROBE_COUPLING:
         *data = g_variant_new_byte(ch->coupling);
         break;

libsigrok4DSL/libsigrok.h

@@ -129,6 +129,7 @@ enum {
  * Oscilloscope
  */
 #define MAX_TIMEBASE SR_SEC(10)
+#define MIN_TIMEBASE SR_NS(10)
 
 extern char DS_RES_PATH[256];
 
@@ -842,6 +843,7 @@ enum {
 
 	/** Time base. */
     SR_CONF_MAX_TIMEBASE,
+    SR_CONF_MIN_TIMEBASE,
 	SR_CONF_TIMEBASE,
 
 	/** Filter. */

libsigrok4DSL/session_driver.c

@@ -85,6 +85,8 @@ struct session_vdev {
 	int num_probes;
     int enabled_probes;
     uint64_t timebase;
+    uint64_t max_timebase;
+    uint64_t min_timebase;
     uint8_t unit_bits;
     uint32_t ref_min;
     uint32_t ref_max;
@@ -364,6 +366,8 @@ static int dev_open(struct sr_dev_inst *sdi)
     vdev->unit_bits = 1;
     vdev->ref_min = 0;
     vdev->ref_max = 0;
+    vdev->max_timebase = MAX_TIMEBASE;
+    vdev->min_timebase = MIN_TIMEBASE;
     vdev->max_height = 0;
     vdev->mstatus.measure_valid = TRUE;
 
@@ -431,9 +435,18 @@ static int config_get(int id, GVariant **data, const struct sr_dev_inst *sdi,
             return SR_ERR;
         break;
     case SR_CONF_MAX_TIMEBASE:
-        if (!sdi)
+        if (sdi) {
+            vdev = sdi->priv;
+            *data = g_variant_new_uint64(vdev->max_timebase);
+        } else
+            return SR_ERR;
+        break;
+    case SR_CONF_MIN_TIMEBASE:
+        if (sdi) {
+            vdev = sdi->priv;
+            *data = g_variant_new_uint64(vdev->min_timebase);
+        } else
             return SR_ERR;
-        *data = g_variant_new_uint64(MAX_TIMEBASE);
         break;
     case SR_CONF_UNIT_BITS:
         if (sdi) {
@@ -593,6 +606,14 @@ static int config_set(int id, GVariant *data, struct sr_dev_inst *sdi,
         vdev->timebase = g_variant_get_uint64(data);
         sr_info("Setting timebase to %" PRIu64 ".", vdev->timebase);
         break;
+    case SR_CONF_MAX_TIMEBASE:
+        vdev->max_timebase = g_variant_get_uint64(data);
+        sr_info("Setting max timebase to %" PRIu64 ".", vdev->max_timebase);
+        break;
+    case SR_CONF_MIN_TIMEBASE:
+        vdev->min_timebase = g_variant_get_uint64(data);
+        sr_info("Setting min timebase to %" PRIu64 ".", vdev->min_timebase);
+        break;
     case SR_CONF_UNIT_BITS:
         vdev->unit_bits = g_variant_get_byte(data);
         sr_info("Setting unit bits to %d.", vdev->unit_bits);

libsigrok4DSL/session_file.c

@@ -220,6 +220,14 @@ SR_API int sr_session_load(const char *filename)
                     tmp_u64 = strtoull(val, NULL, 10);
                     sdi->driver->config_set(SR_CONF_TIMEBASE,
                             g_variant_new_uint64(tmp_u64), sdi, NULL, NULL);
+                } else if (!strcmp(keys[j], "hDiv min")) {
+                    tmp_u64 = strtoull(val, NULL, 10);
+                    sdi->driver->config_set(SR_CONF_MIN_TIMEBASE,
+                            g_variant_new_uint64(tmp_u64), sdi, NULL, NULL);
+                } else if (!strcmp(keys[j], "hDiv max")) {
+                    tmp_u64 = strtoull(val, NULL, 10);
+                    sdi->driver->config_set(SR_CONF_MAX_TIMEBASE,
+                            g_variant_new_uint64(tmp_u64), sdi, NULL, NULL);
                 } else if (!strcmp(keys[j], "bits")) {
                     tmp_u64 = strtoull(val, NULL, 10);
                     sdi->driver->config_set(SR_CONF_UNIT_BITS,

libsigrokdecode4DSL/instance.c

@@ -699,6 +699,9 @@ SRD_PRIV int srd_inst_start(struct srd_decoder_inst *di, char **error)
     /* none matched */
     di->abs_cur_matched = FALSE;
 
+    /* skip zero flag */
+    di->skip_zero = FALSE;
+
 	/* Set self.samplenum to 0. */
 	PyObject_SetAttrString(di->py_inst, "samplenum", PyLong_FromLong(0));
 
@@ -859,7 +862,7 @@ static void update_old_pins_array_initial_pins(struct srd_decoder_inst *di)
 	}
 }
 
-static gboolean term_matches(const struct srd_decoder_inst *di,
+static gboolean term_matches(struct srd_decoder_inst *di,
         struct srd_term *term, gboolean *skip_allow)
 {
 	uint8_t old_sample, sample;
@@ -869,8 +872,11 @@ static gboolean term_matches(const struct srd_decoder_inst *di,
 	/* Caller ensures di, di->dec_channelmap, term, sample_pos != NULL. */
 
     *skip_allow = FALSE;
-	if (term->type == SRD_TERM_SKIP)
+    if (term->type == SRD_TERM_SKIP) {
+        if (di->abs_cur_matched && term->num_samples_to_skip == 0)
+            di->skip_zero = TRUE;
 		return sample_matches(0, 0, term);
+    }
 
 	ch = term->channel;
     if (*(di->inbuf + ch) == NULL) {
@@ -886,7 +892,7 @@ static gboolean term_matches(const struct srd_decoder_inst *di,
 	return sample_matches(old_sample, sample, term);
 }
 
-static gboolean all_terms_match(const struct srd_decoder_inst *di,
+static gboolean all_terms_match(struct srd_decoder_inst *di,
         const GSList *cond, gboolean *skip_allow)
 {
 	const GSList *l;
@@ -900,6 +906,10 @@ static gboolean all_terms_match(const struct srd_decoder_inst *di,
 			return FALSE;
 	}
 
+    if (di->skip_zero) {
+        di->abs_cur_samplenum--;
+        di->skip_zero = FALSE;
+    }
 	return TRUE;
 }
 

libsigrokdecode4DSL/libsigrokdecode.h

@@ -309,6 +309,9 @@ struct srd_decoder_inst {
     /** First entry of wait(). */
     gboolean first_pos;
 
+    /** skip zero flag. */
+    gboolean skip_zero;
+
 	/** Indicates the current state of the decoder stack. */
 	int decoder_state;
 

libsigrokdecode4DSL/type_decoder.c

@@ -685,7 +685,7 @@ static int create_term_list(PyObject *py_dict, GSList **term_list, gboolean cur_
 			term = g_malloc(sizeof(struct srd_term));
 			term->type = SRD_TERM_SKIP;
 			term->num_samples_to_skip = num_samples_to_skip;
-            term->num_samples_already_skipped = cur_matched ? 1 : 0;
+            term->num_samples_already_skipped = cur_matched ? (term->num_samples_to_skip != 0) : 0;
 		} else {
 			srd_err("Term key is neither a string nor a number.");
 			goto err;
@@ -841,7 +841,7 @@ static int set_skip_condition(struct srd_decoder_inst *di, uint64_t count)
 	term = g_malloc(sizeof(*term));
 	term->type = SRD_TERM_SKIP;
 	term->num_samples_to_skip = count;
-    term->num_samples_already_skipped = di->abs_cur_matched ? 1 : 0;
+    term->num_samples_already_skipped = di->abs_cur_matched ? (term->num_samples_to_skip != 0) : 0;
 	term_list = g_slist_append(NULL, term);
 	di->condition_list = g_slist_append(di->condition_list, term_list);