Constify a few arrays and variables.

[libsigrok.git] / src / hardware / atten-pps3xxx / api.c

diff --git a/src/hardware/atten-pps3xxx/api.c b/src/hardware/atten-pps3xxx/api.c
index 2a3ac8f5701210a345a3907fc9367c3d1699c4c5..8cce84019aeeebcd0d161c24553d17bb4b966bf0 100644 (file)
--- a/src/hardware/atten-pps3xxx/api.c
+++ b/src/hardware/atten-pps3xxx/api.c
@@ -36,12 +36,12 @@ static const uint32_t scanopts[] = {
        SR_CONF_SERIALCOMM,
 };
 
-static const uint32_t devopts_drv[] = {
+static const uint32_t drvopts[] = {
        SR_CONF_POWER_SUPPLY,
-       SR_CONF_CONTINUOUS,
 };
 
-static const uint32_t devopts_global[] = {
+static const uint32_t devopts[] = {
+       SR_CONF_CONTINUOUS | SR_CONF_SET,
        SR_CONF_OUTPUT_CHANNEL_CONFIG | SR_CONF_GET | SR_CONF_SET | SR_CONF_LIST,
        SR_CONF_OVER_CURRENT_PROTECTION_ENABLED | SR_CONF_GET | SR_CONF_SET,
 };
@@ -60,7 +60,7 @@ static const char *channel_modes[] = {
        "Parallel",
 };
 
-static struct pps_model models[] = {
+static const struct pps_model models[] = {
        { PPS_3203T_3S, "PPS3203T-3S",
                CHANMODE_INDEPENDENT | CHANMODE_SERIES | CHANMODE_PARALLEL,
                3,
@@ -75,16 +75,14 @@ static struct pps_model models[] = {
        },
 };
 
-
 SR_PRIV struct sr_dev_driver atten_pps3203_driver_info;
-static struct sr_dev_driver *di = &atten_pps3203_driver_info;
 
-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, int modelid)
+static GSList *scan(struct sr_dev_driver *di, GSList *options, int modelid)
 {
        struct sr_dev_inst *sdi;
        struct drv_context *drvc;
@@ -94,7 +92,7 @@ static GSList *scan(GSList *options, int modelid)
        struct sr_channel_group *cg;
        struct sr_serial_dev_inst *serial;
        GSList *l, *devices;
-       struct pps_model *model;
+       const struct pps_model *model;
        uint8_t packet[PACKET_SIZE];
        unsigned int i;
        int delay_ms, ret;
@@ -122,11 +120,11 @@ static GSList *scan(GSList *options, int modelid)
        if (!serialcomm)
                serialcomm = SERIALCOMM;
 
-       if (!(serial = sr_serial_dev_inst_new(conn, serialcomm)))
-               return NULL;
+       serial = sr_serial_dev_inst_new(conn, serialcomm);
 
        if (serial_open(serial, SERIAL_RDWR) != SR_OK)
                return NULL;
+
        serial_flush(serial);
 
        /* This is how the vendor software scans for hardware. */
@@ -164,7 +162,7 @@ static GSList *scan(GSList *options, int modelid)
                return NULL;
        }
 
-       sdi = sr_dev_inst_new();
+       sdi = g_malloc0(sizeof(struct sr_dev_inst));
        sdi->status = SR_ST_INACTIVE;
        sdi->vendor = g_strdup("Atten");
        sdi->model = g_strdup(model->name);
@@ -173,8 +171,7 @@ static GSList *scan(GSList *options, int modelid)
        sdi->conn = serial;
        for (i = 0; i < MAX_CHANNELS; i++) {
                snprintf(channel, 10, "CH%d", i + 1);
-               ch = sr_channel_new(i, SR_CHANNEL_ANALOG, TRUE, channel);
-               sdi->channels = g_slist_append(sdi->channels, ch);
+               ch = sr_channel_new(sdi, i, SR_CHANNEL_ANALOG, TRUE, channel);
                cg = g_malloc(sizeof(struct sr_channel_group));
                cg->name = g_strdup(channel);
                cg->channels = g_slist_append(NULL, ch);
@@ -197,17 +194,17 @@ static GSList *scan(GSList *options, int modelid)
        return devices;
 }
 
-static GSList *scan_3203(GSList *options)
+static GSList *scan_3203(struct sr_dev_driver *di, GSList *options)
 {
-       return scan(options, PPS_3203T_3S);
+       return scan(di, options, PPS_3203T_3S);
 }
 
-static GSList *dev_list(void)
+static GSList *dev_list(const struct sr_dev_driver *di)
 {
        return ((struct drv_context *)(di->priv))->instances;
 }
 
-static int cleanup(void)
+static int cleanup(const struct sr_dev_driver *di)
 {
        return std_dev_clear(di, NULL);
 }
@@ -383,7 +380,7 @@ static int config_list(uint32_t key, GVariant **data, const struct sr_dev_inst *
 
        if (key == SR_CONF_DEVICE_OPTIONS && !sdi) {
                *data = g_variant_new_fixed_array(G_VARIANT_TYPE_UINT32,
-                               devopts_drv, ARRAY_SIZE(devopts_drv), sizeof(uint32_t));
+                               drvopts, ARRAY_SIZE(drvopts), sizeof(uint32_t));
                return SR_OK;
        }
 
@@ -397,7 +394,7 @@ static int config_list(uint32_t key, GVariant **data, const struct sr_dev_inst *
                switch (key) {
                case SR_CONF_DEVICE_OPTIONS:
                        *data = g_variant_new_fixed_array(G_VARIANT_TYPE_UINT32,
-                                       devopts_global, ARRAY_SIZE(devopts_global), sizeof(uint32_t));
+                                       devopts, ARRAY_SIZE(devopts), sizeof(uint32_t));
                        break;
                case SR_CONF_OUTPUT_CHANNEL_CONFIG:
                        if (devc->model->channel_modes == CHANMODE_INDEPENDENT) {