Factor out common hw_init() driver code.

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

diff --git a/hardware/zeroplus-logic-cube/zeroplus.c b/hardware/zeroplus-logic-cube/zeroplus.c
index f2fcac63c182a54ba38b1c4ca60c7d631b20c0b3..9d9e227d1b1ecf8120b4e1284ca67de03815768b 100644 (file)
--- a/hardware/zeroplus-logic-cube/zeroplus.c
+++ b/hardware/zeroplus-logic-cube/zeroplus.c
@@ -38,7 +38,7 @@
 #define USB_INTERFACE                  0
 #define USB_CONFIGURATION              1
 #define NUM_TRIGGER_STAGES             4
-#define TRIGGER_TYPES                  "01"
+#define TRIGGER_TYPE                   "01"
 
 #define PACKET_SIZE                    2048    /* ?? */
 
@@ -71,12 +71,12 @@ static model_t zeroplus_models[] = {
 };
 
 static const int hwcaps[] = {
-       SR_HWCAP_LOGIC_ANALYZER,
-       SR_HWCAP_SAMPLERATE,
-       SR_HWCAP_CAPTURE_RATIO,
+       SR_CONF_LOGIC_ANALYZER,
+       SR_CONF_SAMPLERATE,
+       SR_CONF_CAPTURE_RATIO,
 
        /* These are really implemented in the driver, not the hardware. */
-       SR_HWCAP_LIMIT_SAMPLES,
+       SR_CONF_LIMIT_SAMPLES,
        0,
 };
 
@@ -289,16 +289,7 @@ 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("zeroplus: 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, "zeroplus: ");
 }
 
 static GSList *hw_scan(GSList *options)
@@ -316,6 +307,7 @@ static GSList *hw_scan(GSList *options)
        (void)options;
 
        drvc = di->priv;
+
        devices = NULL;
 
        clear_instances();
@@ -529,24 +521,12 @@ 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)
+static int config_get(int id, const void **data, const struct sr_dev_inst *sdi)
 {
        struct dev_context *devc;
 
-       switch (info_id) {
-       case SR_DI_HWCAPS:
-               *data = hwcaps;
-               break;
-       case SR_DI_SAMPLERATES:
-               *data = &samplerates;
-               sr_spew("zp: %s: Returning samplerates.", __func__);
-               break;
-       case SR_DI_TRIGGER_TYPES:
-               *data = TRIGGER_TYPES;
-               sr_spew("zp: %s: Returning triggertypes: %s.", __func__, TRIGGER_TYPES);
-               break;
-       case SR_DI_CUR_SAMPLERATE:
+       switch (id) {
+       case SR_CONF_SAMPLERATE:
                if (sdi) {
                        devc = sdi->priv;
                        *data = &devc->cur_samplerate;
@@ -624,8 +604,7 @@ static int set_capture_ratio(struct dev_context *devc, uint64_t ratio)
        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;
 
@@ -639,18 +618,40 @@ static int hw_dev_config_set(const struct sr_dev_inst *sdi, int hwcap,
                return SR_ERR_ARG;
        }
 
-       switch (hwcap) {
-       case SR_HWCAP_SAMPLERATE:
+       switch (id) {
+       case SR_CONF_SAMPLERATE:
                return set_samplerate(devc, *(const uint64_t *)value);
-       case SR_HWCAP_LIMIT_SAMPLES:
+       case SR_CONF_LIMIT_SAMPLES:
                return set_limit_samples(devc, *(const uint64_t *)value);
-       case SR_HWCAP_CAPTURE_RATIO:
+       case SR_CONF_CAPTURE_RATIO:
                return set_capture_ratio(devc, *(const uint64_t *)value);
        default:
                return SR_ERR;
        }
 }
 
+static int config_list(int key, const void **data, const struct sr_dev_inst *sdi)
+{
+
+       (void)sdi;
+
+       switch (key) {
+       case SR_CONF_DEVICE_OPTIONS:
+               *data = hwcaps;
+               break;
+       case SR_CONF_SAMPLERATE:
+               *data = &samplerates;
+               break;
+       case SR_CONF_TRIGGER_TYPE:
+               *data = TRIGGER_TYPE;
+               break;
+       default:
+               return SR_ERR_ARG;
+       }
+
+       return SR_OK;
+}
+
 static void set_triggerbar(struct dev_context *devc)
 {
        unsigned int ramsize;
@@ -686,7 +687,6 @@ static int hw_dev_acquisition_start(const struct sr_dev_inst *sdi,
        struct sr_datafeed_packet packet;
        struct sr_datafeed_logic logic;
        struct sr_datafeed_header header;
-       struct sr_datafeed_meta_logic meta;
        //uint64_t samples_read;
        int res;
        unsigned int packet_num;
@@ -726,13 +726,6 @@ static int hw_dev_acquisition_start(const struct sr_dev_inst *sdi,
        gettimeofday(&header.starttime, NULL);
        sr_session_send(cb_data, &packet);
 
-       /* Send metadata about the SR_DF_LOGIC packets to come. */
-       packet.type = SR_DF_META_LOGIC;
-       packet.payload = &meta;
-       meta.samplerate = devc->cur_samplerate;
-       meta.num_probes = devc->num_channels;
-       sr_session_send(cb_data, &packet);
-
        if (!(buf = g_try_malloc(PACKET_SIZE))) {
                sr_err("zp: %s: buf malloc failed", __func__);
                return SR_ERR_MALLOC;
@@ -795,10 +788,11 @@ SR_PRIV struct sr_dev_driver zeroplus_logic_cube_driver_info = {
        .scan = hw_scan,
        .dev_list = hw_dev_list,
        .dev_clear = hw_cleanup,
+       .config_get = config_get,
+       .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,