Fix #442 by renaming sr_dev_driver.priv to .context

[libsigrok.git] / src / hardware / zeroplus-logic-cube / api.c

diff --git a/src/hardware/zeroplus-logic-cube/api.c b/src/hardware/zeroplus-logic-cube/api.c
index 3eeb9811a7cdc6f136f7600525ed7142dc9a1b5f..62577a1451ae27001cf9c6fa73a70e760a2c475f 100644 (file)
--- a/src/hardware/zeroplus-logic-cube/api.c
+++ b/src/hardware/zeroplus-logic-cube/api.c
@@ -76,11 +76,9 @@ static const char *channel_names[] = {
        "B0", "B1", "B2", "B3", "B4", "B5", "B6", "B7",
        "C0", "C1", "C2", "C3", "C4", "C5", "C6", "C7",
        "D0", "D1", "D2", "D3", "D4", "D5", "D6", "D7",
-       NULL,
 };
 
 SR_PRIV struct sr_dev_driver zeroplus_logic_cube_driver_info;
-static struct sr_dev_driver *di = &zeroplus_logic_cube_driver_info;
 
 /*
  * The hardware supports more samplerates than these, but these are the
@@ -156,15 +154,14 @@ SR_PRIV int zp_set_samplerate(struct dev_context *devc, uint64_t samplerate)
        return SR_OK;
 }
 
-static int init(struct sr_context *sr_ctx)
+static int init(struct sr_dev_driver *di, struct sr_context *sr_ctx)
 {
        return std_init(sr_ctx, di, LOG_PREFIX);
 }
 
-static GSList *scan(GSList *options)
+static GSList *scan(struct sr_dev_driver *di, GSList *options)
 {
        struct sr_dev_inst *sdi;
-       struct sr_channel *ch;
        struct drv_context *drvc;
        struct dev_context *devc;
        const struct zp_model *prof;
@@ -177,7 +174,7 @@ static GSList *scan(GSList *options)
 
        (void)options;
 
-       drvc = di->priv;
+       drvc = di->context;
 
        devices = NULL;
 
@@ -222,21 +219,16 @@ static GSList *scan(GSList *options)
                sr_info("Found ZEROPLUS %s.", prof->model_name);
 
                /* Register the device with libsigrok. */
-               if (!(sdi = sr_dev_inst_new(SR_ST_INACTIVE,
-                               VENDOR_NAME, prof->model_name, NULL))) {
-                       sr_err("%s: sr_dev_inst_new failed", __func__);
-                       return NULL;
-               }
+               sdi = g_malloc0(sizeof(struct sr_dev_inst));
+               sdi->status = SR_ST_INACTIVE;
+               sdi->vendor = g_strdup(VENDOR_NAME);
+               sdi->model = g_strdup(prof->model_name);
                sdi->driver = di;
                sdi->serial_num = g_strdup(serial_num);
                sdi->connection_id = g_strdup(connection_id);
 
                /* Allocate memory for our private driver context. */
-               if (!(devc = g_try_malloc0(sizeof(struct dev_context)))) {
-                       sr_err("Device context malloc failed.");
-                       return NULL;
-               }
-
+               devc = g_malloc0(sizeof(struct dev_context));
                sdi->priv = devc;
                devc->prof = prof;
                devc->num_channels = prof->channels;
@@ -252,12 +244,9 @@ static GSList *scan(GSList *options)
                // memset(devc->trigger_buffer, 0, NUM_TRIGGER_STAGES);
 
                /* Fill in channellist according to this device's profile. */
-               for (j = 0; j < devc->num_channels; j++) {
-                       if (!(ch = sr_channel_new(j, SR_CHANNEL_LOGIC, TRUE,
-                                       channel_names[j])))
-                               return NULL;
-                       sdi->channels = g_slist_append(sdi->channels, ch);
-               }
+               for (j = 0; j < devc->num_channels; j++)
+                       sr_channel_new(sdi, j, SR_CHANNEL_LOGIC, TRUE,
+                                       channel_names[j]);
 
                devices = g_slist_append(devices, sdi);
                drvc->instances = g_slist_append(drvc->instances, sdi);
@@ -271,13 +260,14 @@ static GSList *scan(GSList *options)
        return devices;
 }
 
-static GSList *dev_list(void)
+static GSList *dev_list(const struct sr_dev_driver *di)
 {
-       return ((struct drv_context *)(di->priv))->instances;
+       return ((struct drv_context *)(di->context))->instances;
 }
 
 static int dev_open(struct sr_dev_inst *sdi)
 {
+       struct sr_dev_driver *di = sdi->driver;
        struct dev_context *devc;
        struct drv_context *drvc;
        struct sr_usb_dev_inst *usb;
@@ -285,7 +275,7 @@ static int dev_open(struct sr_dev_inst *sdi)
        int device_count, ret, i;
        char connection_id[64];
 
-       drvc = di->priv;
+       drvc = di->context;
        usb = sdi->conn;
 
        if (!(devc = sdi->priv)) {
@@ -391,7 +381,7 @@ static int dev_close(struct sr_dev_inst *sdi)
        return SR_OK;
 }
 
-static int cleanup(void)
+static int cleanup(const struct sr_dev_driver *di)
 {
        return std_dev_clear(di, NULL);
 }
@@ -400,35 +390,26 @@ static int config_get(uint32_t key, GVariant **data, const struct sr_dev_inst *s
                const struct sr_channel_group *cg)
 {
        struct dev_context *devc;
+       GVariant *range[2];
 
        (void)cg;
 
+       if (!sdi)
+               return SR_ERR_ARG;
+
+       devc = sdi->priv;
+
        switch (key) {
        case SR_CONF_SAMPLERATE:
-               if (sdi) {
-                       devc = sdi->priv;
-                       *data = g_variant_new_uint64(devc->cur_samplerate);
-                       sr_spew("Returning samplerate: %" PRIu64 "Hz.",
-                               devc->cur_samplerate);
-               } else
-                       return SR_ERR_ARG;
+               *data = g_variant_new_uint64(devc->cur_samplerate);
                break;
        case SR_CONF_CAPTURE_RATIO:
-               if (sdi) {
-                       devc = sdi->priv;
-                       *data = g_variant_new_uint64(devc->capture_ratio);
-               } else
-                       return SR_ERR_ARG;
+               *data = g_variant_new_uint64(devc->capture_ratio);
                break;
        case SR_CONF_VOLTAGE_THRESHOLD:
-               if (sdi) {
-                       GVariant *range[2];
-                       devc = sdi->priv;
-                       range[0] = g_variant_new_double(devc->cur_threshold);
-                       range[1] = g_variant_new_double(devc->cur_threshold);
-                       *data = g_variant_new_tuple(range, 2);
-               } else
-                       return SR_ERR_ARG;
+               range[0] = g_variant_new_double(devc->cur_threshold);
+               range[1] = g_variant_new_double(devc->cur_threshold);
+               *data = g_variant_new_tuple(range, 2);
                break;
        default:
                return SR_ERR_NA;
@@ -611,10 +592,7 @@ static int dev_acquisition_start(const struct sr_dev_inst *sdi,
                return SR_OK;
        }
 
-       if (!(buf = g_try_malloc(PACKET_SIZE))) {
-               sr_err("Packet buffer malloc failed.");
-               return SR_ERR_MALLOC;
-       }
+       buf = g_malloc(PACKET_SIZE);
 
        /* Check if the trigger is in the samples we are throwing away */
        trigger_now = now_address == trigger_address ||
@@ -762,5 +740,5 @@ SR_PRIV struct sr_dev_driver zeroplus_logic_cube_driver_info = {
        .dev_close = dev_close,
        .dev_acquisition_start = dev_acquisition_start,
        .dev_acquisition_stop = dev_acquisition_stop,
-       .priv = NULL,
+       .context = NULL,
 };