Shorten/simplify hw_dev_list() implementations.

[libsigrok.git] / hardware / nexus-osciprime / api.c

diff --git a/hardware/nexus-osciprime/api.c b/hardware/nexus-osciprime/api.c
index 1b9cf24b079b6973fa50f61311261f4d0bed6ab2..af90b753e471439ab0172037f12597bae0ebff40 100644 (file)
--- a/hardware/nexus-osciprime/api.c
+++ b/hardware/nexus-osciprime/api.c
@@ -139,17 +139,7 @@ static int clear_instances(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_MALLOC;
-       }
-
-       drvc->sr_ctx = sr_ctx;
-       di->priv = drvc;
-
-       return SR_OK;
+       return std_hw_init(sr_ctx, di, DRIVER_LOG_DOMAIN);
 }
 
 static GSList *hw_scan(GSList *options)
@@ -167,10 +157,7 @@ static GSList *hw_scan(GSList *options)
 
        (void)options;
 
-       if (!(drvc = di->priv)) {
-               sr_err("Driver was not initialized.");
-               return NULL;
-       }
+       drvc = di->priv;
 
        /* USB scan is always authoritative. */
        clear_instances();
@@ -231,11 +218,7 @@ 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)
@@ -265,20 +248,6 @@ static int hw_cleanup(void)
        return SR_OK;
 }
 
-static int config_get(int id, const void **data, const struct sr_dev_inst *sdi)
-{
-       /* TODO */
-       (void)data;
-       (void)sdi;
-
-       switch (id) {
-       default:
-               return SR_ERR_ARG;
-       }
-
-       return SR_OK;
-}
-
 static int config_set(int id, const void *value, const struct sr_dev_inst *sdi)
 {
        int ret;
@@ -302,6 +271,19 @@ static int config_set(int id, const void *value, const struct sr_dev_inst *sdi)
        return ret;
 }
 
+static int config_list(int key, const void **data, const struct sr_dev_inst *sdi)
+{
+
+       (void)sdi;
+
+       switch (key) {
+       default:
+               return SR_ERR_ARG;
+       }
+
+       return SR_OK;
+}
+
 static int hw_dev_acquisition_start(const struct sr_dev_inst *sdi,
                                    void *cb_data)
 {
@@ -335,8 +317,8 @@ SR_PRIV struct sr_dev_driver nexus_osciprime_driver_info = {
        .scan = hw_scan,
        .dev_list = hw_dev_list,
        .dev_clear = clear_instances,
-       .config_get = config_get,
        .config_set = config_set,
+       .config_list = config_list,
        .dev_open = hw_dev_open,
        .dev_close = hw_dev_close,
        .dev_acquisition_start = hw_dev_acquisition_start,