]> sigrok.org Git - libsigrok.git/blobdiff - hardware/fluke-dmm/api.c
Add and use std_session_send_df_header().
[libsigrok.git] / hardware / fluke-dmm / api.c
index 5786438d9188e1b2c6f37a5fd776edb1725576f4..0b69010d4dc0762523f4d54f0d185df7be0a0016 100644 (file)
 #include "fluke-dmm.h"
 
 static const int hwopts[] = {
-       SR_HWOPT_CONN,
-       SR_HWOPT_SERIALCOMM,
+       SR_CONF_CONN,
+       SR_CONF_SERIALCOMM,
        0,
 };
 
 static const int hwcaps[] = {
-       SR_HWCAP_MULTIMETER,
-       SR_HWCAP_LIMIT_SAMPLES,
-       SR_HWCAP_LIMIT_MSEC,
-       SR_HWCAP_CONTINUOUS,
+       SR_CONF_MULTIMETER,
+       SR_CONF_LIMIT_SAMPLES,
+       SR_CONF_LIMIT_MSEC,
+       SR_CONF_CONTINUOUS,
        0,
 };
 
-static const char *probe_names[] = {
-       "Probe",
-       NULL,
-};
-
 SR_PRIV struct sr_dev_driver flukedmm_driver_info;
 static struct sr_dev_driver *di = &flukedmm_driver_info;
 
+static char *scan_conn[] = {
+       /* 287/289 */
+       "115200/8n1",
+       /* 187/189 */
+       "9600/8n1",
+       /* Scopemeter 190 series */
+       "1200/8n1",
+       NULL
+};
+
 static const struct flukedmm_profile supported_flukedmm[] = {
-       { FLUKE_187, "187", 100 },
-       { FLUKE_287, "287", 100 },
+       { FLUKE_187, "187", 100, 1000 },
+       { FLUKE_287, "287", 100, 1000 },
+       { FLUKE_190, "199B", 1000, 3500 },
 };
 
 
@@ -81,18 +87,9 @@ static int clear_instances(void)
        return SR_OK;
 }
 
-static int hw_init(void)
+static int hw_init(struct sr_context *sr_ctx)
 {
-       struct drv_context *drvc;
-
-       if (!(drvc = g_try_malloc0(sizeof(struct drv_context)))) {
-               sr_err("Driver context malloc failed.");
-               return SR_ERR;
-       }
-
-       di->priv = drvc;
-
-       return SR_OK;
+       return std_hw_init(sr_ctx, di, DRIVER_LOG_DOMAIN);
 }
 
 static GSList *fluke_scan(const char *conn, const char *serialcomm)
@@ -101,18 +98,16 @@ static GSList *fluke_scan(const char *conn, const char *serialcomm)
        struct drv_context *drvc;
        struct dev_context *devc;
        struct sr_probe *probe;
+       struct sr_serial_dev_inst *serial;
        GSList *devices;
-       int fd, retry, len, i, s;
+       int retry, len, i, s;
        char buf[128], *b, **tokens;
 
-       if ((fd = serial_open(conn, O_RDWR|O_NONBLOCK)) == -1) {
-               sr_err("Unable to open %s: %s.", conn, strerror(errno));
+       if (!(serial = sr_serial_dev_inst_new(conn, serialcomm)))
                return NULL;
-       }
-       if (serial_set_paramstr(fd, serialcomm) != SR_OK) {
-               sr_err("Unable to set serial parameters.");
+
+       if (serial_open(serial, SERIAL_RDWR | SERIAL_NONBLOCK) != SR_OK)
                return NULL;
-       }
 
        drvc = di->priv;
        b = buf;
@@ -122,8 +117,8 @@ static GSList *fluke_scan(const char *conn, const char *serialcomm)
         * is not in an idle state when we send ID. */
        while (!devices && retry < 3) {
                retry++;
-               serial_flush(fd);
-               if (serial_write(fd, "ID\r", 3) == -1) {
+               serial_flush(serial);
+               if (serial_write(serial, "ID\r", 3) == -1) {
                        sr_err("Unable to send ID string: %s.",
                               strerror(errno));
                        continue;
@@ -132,7 +127,7 @@ static GSList *fluke_scan(const char *conn, const char *serialcomm)
                /* Response is first a CMD_ACK byte (ASCII '0' for OK,
                 * or '1' to signify an error. */
                len = 128;
-               serial_readline(fd, &b, &len, 150);
+               serial_readline(serial, &b, &len, 150);
                if (len != 1)
                        continue;
                if (buf[0] != '0')
@@ -140,10 +135,15 @@ static GSList *fluke_scan(const char *conn, const char *serialcomm)
 
                /* If CMD_ACK was OK, ID string follows. */
                len = 128;
-               serial_readline(fd, &b, &len, 150);
+               serial_readline(serial, &b, &len, 850);
                if (len < 10)
                        continue;
-               tokens = g_strsplit(buf, ",", 3);
+               if (strcspn(buf, ",") < 15)
+                       /* Looks like it's comma-separated. */
+                       tokens = g_strsplit(buf, ",", 3);
+               else
+                       /* Fluke 199B, at least, uses semicolon. */
+                       tokens = g_strsplit(buf, ";", 3);
                if (!strncmp("FLUKE", tokens[0], 5)
                                && tokens[1] && tokens[2]) {
                        for (i = 0; supported_flukedmm[i].model; i++) {
@@ -159,8 +159,7 @@ static GSList *fluke_scan(const char *conn, const char *serialcomm)
                                        return NULL;
                                }
                                devc->profile = &supported_flukedmm[i];
-                               devc->serial = sr_serial_dev_inst_new(conn, -1);
-                               devc->serialcomm = g_strdup(serialcomm);
+                               devc->serial = serial;
                                sdi->priv = devc;
                                sdi->driver = di;
                                if (!(probe = sr_probe_new(0, SR_PROBE_ANALOG, TRUE, "P1")))
@@ -172,27 +171,33 @@ static GSList *fluke_scan(const char *conn, const char *serialcomm)
                        }
                }
                g_strfreev(tokens);
+               if (devices)
+                       /* Found one. */
+                       break;
        }
-       serial_close(fd);
+       serial_close(serial);
+       if (!devices)
+               sr_serial_dev_inst_free(serial);
 
        return devices;
 }
 
 static GSList *hw_scan(GSList *options)
 {
-       struct sr_hwopt *opt;
+       struct sr_config *src;
        GSList *l, *devices;
+       int i;
        const char *conn, *serialcomm;
 
        conn = serialcomm = NULL;
        for (l = options; l; l = l->next) {
-               opt = l->data;
-               switch (opt->hwopt) {
-               case SR_HWOPT_CONN:
-                       conn = opt->value;
+               src = l->data;
+               switch (src->key) {
+               case SR_CONF_CONN:
+                       conn = src->value;
                        break;
-               case SR_HWOPT_SERIALCOMM:
-                       serialcomm = opt->value;
+               case SR_CONF_SERIALCOMM:
+                       serialcomm = src->value;
                        break;
                }
        }
@@ -203,11 +208,13 @@ static GSList *hw_scan(GSList *options)
                /* Use the provided comm specs. */
                devices = fluke_scan(conn, serialcomm);
        } else {
-               /* Try 115200, as used on 287/289. */
-               devices = fluke_scan(conn, "115200/8n1");
-               if (!devices)
-                       /* Fall back to 9600 for 187/189. */
-                       devices = fluke_scan(conn, "9600/8n1");
+               for (i = 0; scan_conn[i]; i++) {
+                       if ((devices = fluke_scan(conn, scan_conn[i])))
+                               break;
+                       /* The Scopemeter 199B, at least, requires this
+                        * after all the 115k/9.6k confusion. */
+                       g_usleep(5000);
+               }
        }
 
        return devices;
@@ -215,11 +222,7 @@ static GSList *hw_scan(GSList *options)
 
 static GSList *hw_dev_list(void)
 {
-       struct drv_context *drvc;
-
-       drvc = di->priv;
-
-       return drvc->instances;
+       return ((struct drv_context *)(di->priv))->instances;
 }
 
 static int hw_dev_open(struct sr_dev_inst *sdi)
@@ -231,15 +234,9 @@ static int hw_dev_open(struct sr_dev_inst *sdi)
                return SR_ERR_BUG;
        }
 
-       devc->serial->fd = serial_open(devc->serial->port, O_RDWR | O_NONBLOCK);
-       if (devc->serial->fd == -1) {
-               sr_err("Couldn't open serial port '%s'.", devc->serial->port);
-               return SR_ERR;
-       }
-       if (serial_set_paramstr(devc->serial->fd, devc->serialcomm) != SR_OK) {
-               sr_err("Unable to set serial parameters.");
+       if (serial_open(devc->serial, SERIAL_RDWR | SERIAL_NONBLOCK) != SR_OK)
                return SR_ERR;
-       }
+
        sdi->status = SR_ST_ACTIVE;
 
        return SR_OK;
@@ -249,14 +246,10 @@ static int hw_dev_close(struct sr_dev_inst *sdi)
 {
        struct dev_context *devc;
 
-       if (!(devc = sdi->priv)) {
-               sr_err("sdi->priv was NULL.");
-               return SR_ERR_BUG;
-       }
+       devc = sdi->priv;
 
        if (devc->serial && devc->serial->fd != -1) {
-               serial_close(devc->serial->fd);
-               devc->serial->fd = -1;
+               serial_close(devc->serial);
                sdi->status = SR_ST_INACTIVE;
        }
 
@@ -271,34 +264,7 @@ static int hw_cleanup(void)
        return SR_OK;
 }
 
-static int hw_info_get(int info_id, const void **data,
-       const struct sr_dev_inst *sdi)
-{
-
-       (void)sdi;
-
-       switch (info_id) {
-       case SR_DI_HWOPTS:
-               *data = hwopts;
-               break;
-       case SR_DI_HWCAPS:
-               *data = hwcaps;
-               break;
-       case SR_DI_NUM_PROBES:
-               *data = GINT_TO_POINTER(1);
-               break;
-       case SR_DI_PROBE_NAMES:
-               *data = probe_names;
-               break;
-       default:
-               return SR_ERR_ARG;
-       }
-
-       return SR_OK;
-}
-
-static int hw_dev_config_set(const struct sr_dev_inst *sdi, int hwcap,
-               const void *value)
+static int config_set(int id, const void *value, const struct sr_dev_inst *sdi)
 {
        struct dev_context *devc;
 
@@ -310,8 +276,8 @@ static int hw_dev_config_set(const struct sr_dev_inst *sdi, int hwcap,
                return SR_ERR_BUG;
        }
 
-       switch (hwcap) {
-       case SR_HWCAP_LIMIT_MSEC:
+       switch (id) {
+       case SR_CONF_LIMIT_MSEC:
                /* TODO: not yet implemented */
                if (*(const uint64_t *)value == 0) {
                        sr_err("LIMIT_MSEC can't be 0.");
@@ -321,13 +287,13 @@ static int hw_dev_config_set(const struct sr_dev_inst *sdi, int hwcap,
                sr_dbg("Setting time limit to %" PRIu64 "ms.",
                       devc->limit_msec);
                break;
-       case SR_HWCAP_LIMIT_SAMPLES:
+       case SR_CONF_LIMIT_SAMPLES:
                devc->limit_samples = *(const uint64_t *)value;
                sr_dbg("Setting sample limit to %" PRIu64 ".",
                       devc->limit_samples);
                break;
        default:
-               sr_err("Unknown capability: %d.", hwcap);
+               sr_err("Unknown capability: %d.", id);
                return SR_ERR;
                break;
        }
@@ -335,12 +301,28 @@ static int hw_dev_config_set(const struct sr_dev_inst *sdi, int hwcap,
        return SR_OK;
 }
 
+static int config_list(int key, const void **data, const struct sr_dev_inst *sdi)
+{
+
+       (void)sdi;
+
+       switch (key) {
+       case SR_CONF_SCAN_OPTIONS:
+               *data = hwopts;
+               break;
+       case SR_CONF_DEVICE_OPTIONS:
+               *data = hwcaps;
+               break;
+       default:
+               return SR_ERR_ARG;
+       }
+
+       return SR_OK;
+}
+
 static int hw_dev_acquisition_start(const struct sr_dev_inst *sdi,
                void *cb_data)
 {
-       struct sr_datafeed_packet packet;
-       struct sr_datafeed_header header;
-       struct sr_datafeed_meta_analog meta;
        struct dev_context *devc;
 
        if (!(devc = sdi->priv)) {
@@ -348,29 +330,15 @@ static int hw_dev_acquisition_start(const struct sr_dev_inst *sdi,
                return SR_ERR_BUG;
        }
 
-       sr_dbg("Starting acquisition.");
-
        devc->cb_data = cb_data;
 
        /* Send header packet to the session bus. */
-       sr_dbg("Sending SR_DF_HEADER.");
-       packet.type = SR_DF_HEADER;
-       packet.payload = (uint8_t *)&header;
-       header.feed_version = 1;
-       gettimeofday(&header.starttime, NULL);
-       sr_session_send(devc->cb_data, &packet);
-
-       /* Send metadata about the SR_DF_ANALOG packets to come. */
-       sr_dbg("Sending SR_DF_META_ANALOG.");
-       packet.type = SR_DF_META_ANALOG;
-       packet.payload = &meta;
-       meta.num_probes = 1;
-       sr_session_send(devc->cb_data, &packet);
+       std_session_send_df_header(cb_data, DRIVER_LOG_DOMAIN);
 
        /* Poll every 100ms, or whenever some data comes in. */
        sr_source_add(devc->serial->fd, G_IO_IN, 50, fluke_receive_data, (void *)sdi);
 
-       if (serial_write(devc->serial->fd, "QM\r", 3) == -1) {
+       if (serial_write(devc->serial, "QM\r", 3) == -1) {
                sr_err("Unable to send QM: %s.", strerror(errno));
                return SR_ERR;
        }
@@ -380,8 +348,7 @@ static int hw_dev_acquisition_start(const struct sr_dev_inst *sdi,
        return SR_OK;
 }
 
-static int hw_dev_acquisition_stop(const struct sr_dev_inst *sdi,
-               void *cb_data)
+static int hw_dev_acquisition_stop(struct sr_dev_inst *sdi, void *cb_data)
 {
        struct sr_datafeed_packet packet;
        struct dev_context *devc;
@@ -416,10 +383,10 @@ SR_PRIV struct sr_dev_driver flukedmm_driver_info = {
        .scan = hw_scan,
        .dev_list = hw_dev_list,
        .dev_clear = clear_instances,
+       .config_set = config_set,
+       .config_list = config_list,
        .dev_open = hw_dev_open,
        .dev_close = hw_dev_close,
-       .info_get = hw_info_get,
-       .dev_config_set = hw_dev_config_set,
        .dev_acquisition_start = hw_dev_acquisition_start,
        .dev_acquisition_stop = hw_dev_acquisition_stop,
        .priv = NULL,