sr/drivers: use sr_dev_inst instead of device index for dev_config_set()

[libsigrok.git] / hardware / hantek-dso / api.c

diff --git a/hardware/hantek-dso/api.c b/hardware/hantek-dso/api.c
index 67278439ceffc2bcec275227ba21e397e9bd77ce..d1b2f9b6c2cb2e6474634008fe519edbefb16281 100644 (file)
--- a/hardware/hantek-dso/api.c
+++ b/hardware/hantek-dso/api.c
@@ -157,6 +157,7 @@ static struct sr_dev_inst *dso_dev_new(int index, const struct dso_profile *prof
                prof->vendor, prof->model, NULL);
        if (!sdi)
                return NULL;
+       sdi->driver = hdi;
 
        if (!(ctx = g_try_malloc0(sizeof(struct context)))) {
                sr_err("hantek-dso: ctx malloc failed");
@@ -386,51 +387,51 @@ static int hw_cleanup(void)
        return SR_OK;
 }
 
-static const void *hw_dev_info_get(int dev_index, int dev_info_id)
+static int hw_info_get(int info_id, const void **data,
+       const struct sr_dev_inst *sdi)
 {
-       struct sr_dev_inst *sdi;
-       const void *info;
        uint64_t tmp;
 
-       if (!(sdi = sr_dev_inst_get(hdi->instances, dev_index)))
-               return NULL;
-
-       info = NULL;
-       switch (dev_info_id) {
+       switch (info_id) {
        case SR_DI_INST:
-               info = sdi;
+               *data = sdi;
+               break;
+       case SR_DI_HWCAPS:
+               *data = hwcaps;
                break;
        case SR_DI_NUM_PROBES:
-               info = GINT_TO_POINTER(NUM_PROBES);
+               *data = GINT_TO_POINTER(NUM_PROBES);
                break;
        case SR_DI_PROBE_NAMES:
-               info = probe_names;
+               *data = probe_names;
                break;
        case SR_DI_BUFFERSIZES:
-               info = buffersizes;
+               *data = buffersizes;
                break;
        case SR_DI_TIMEBASES:
-               info = timebases;
+               *data = timebases;
                break;
        case SR_DI_TRIGGER_SOURCES:
-               info = trigger_sources;
+               *data = trigger_sources;
                break;
        case SR_DI_FILTERS:
-               info = filter_targets;
+               *data = filter_targets;
                break;
        case SR_DI_VDIVS:
-               info = vdivs;
+               *data = vdivs;
                break;
        case SR_DI_COUPLING:
-               info = coupling;
+               *data = coupling;
                break;
        /* TODO remove this */
        case SR_DI_CUR_SAMPLERATE:
-               info = &tmp;
+               *data = &tmp;
                break;
+       default:
+               return SR_ERR_ARG;
        }
 
-       return info;
+       return SR_OK;
 }
 
 static int hw_dev_status_get(int dev_index)
@@ -443,14 +444,9 @@ static int hw_dev_status_get(int dev_index)
        return sdi->status;
 }
 
-static const int *hw_hwcap_get_all(void)
+static int hw_dev_config_set(const struct sr_dev_inst *sdi, int hwcap,
+               const void *value)
 {
-       return hwcaps;
-}
-
-static int hw_dev_config_set(int dev_index, int hwcap, const void *value)
-{
-       struct sr_dev_inst *sdi;
        struct context *ctx;
        struct sr_rational tmp_rat;
        float tmp_float;
@@ -458,9 +454,6 @@ static int hw_dev_config_set(int dev_index, int hwcap, const void *value)
        int ret, i;
        char **targets;
 
-       if (!(sdi = sr_dev_inst_get(hdi->instances, dev_index)))
-               return SR_ERR;
-
        if (sdi->status != SR_ST_ACTIVE)
                return SR_ERR;
 
@@ -882,9 +875,8 @@ SR_PRIV struct sr_dev_driver hantek_dso_driver_info = {
        .scan = hw_scan,
        .dev_open = hw_dev_open,
        .dev_close = hw_dev_close,
-       .dev_info_get = hw_dev_info_get,
+       .info_get = hw_info_get,
        .dev_status_get = hw_dev_status_get,
-       .hwcap_get_all = hw_hwcap_get_all,
        .dev_config_set = hw_dev_config_set,
        .dev_acquisition_start = hw_dev_acquisition_start,
        .dev_acquisition_stop = hw_dev_acquisition_stop,