sr/drivers: remove driver API call dev_status_get()

[libsigrok.git] / hardware / chronovu-la8 / api.c

diff --git a/hardware/chronovu-la8/api.c b/hardware/chronovu-la8/api.c
index 337c07ff90080f9047580f4757883eb57ac6b063..a8888604e40be1805a7282a47ec17fd851cd95de 100644 (file)
--- a/hardware/chronovu-la8/api.c
+++ b/hardware/chronovu-la8/api.c
@@ -38,7 +38,8 @@ static const uint16_t usb_pids[] = {
 };
 
 /* Function prototypes. */
-static int hw_dev_acquisition_stop(int dev_index, void *cb_data);
+static int hw_dev_acquisition_stop(const struct sr_dev_inst *sdi,
+               void *cb_data);
 
 static void clear_instances(void)
 {
@@ -304,20 +305,6 @@ static int hw_info_get(int info_id, const void **data,
        return SR_OK;
 }
 
-static int hw_dev_status_get(int dev_index)
-{
-       struct sr_dev_inst *sdi;
-
-       if (!(sdi = sr_dev_inst_get(cdi->instances, dev_index))) {
-               sr_err("la8: %s: sdi was NULL, device not found", __func__);
-               return SR_ST_NOT_FOUND;
-       }
-
-       sr_dbg("la8: Returning status: %d.", sdi->status);
-
-       return sdi->status;
-}
-
 static int hw_dev_config_set(const struct sr_dev_inst *sdi, int hwcap,
                const void *value)
 {
@@ -396,7 +383,7 @@ static int receive_data(int fd, int revents, void *cb_data)
        /* Get one block of data. */
        if ((ret = la8_read_block(ctx)) < 0) {
                sr_err("la8: %s: la8_read_block error: %d", __func__, ret);
-               hw_dev_acquisition_stop(sdi->index, sdi);
+               hw_dev_acquisition_stop(sdi, sdi);
                return FALSE;
        }
 
@@ -412,15 +399,15 @@ static int receive_data(int fd, int revents, void *cb_data)
        for (i = 0; i < NUM_BLOCKS; i++)
                send_block_to_session_bus(ctx, i);
 
-       hw_dev_acquisition_stop(sdi->index, sdi);
+       hw_dev_acquisition_stop(sdi, sdi);
 
        // return FALSE; /* FIXME? */
        return TRUE;
 }
 
-static int hw_dev_acquisition_start(int dev_index, void *cb_data)
+static int hw_dev_acquisition_start(const struct sr_dev_inst *sdi,
+               void *cb_data)
 {
-       struct sr_dev_inst *sdi;
        struct context *ctx;
        struct sr_datafeed_packet packet;
        struct sr_datafeed_header header;
@@ -428,11 +415,6 @@ static int hw_dev_acquisition_start(int dev_index, void *cb_data)
        uint8_t buf[4];
        int bytes_written;
 
-       if (!(sdi = sr_dev_inst_get(cdi->instances, dev_index))) {
-               sr_err("la8: %s: sdi was NULL", __func__);
-               return SR_ERR_BUG;
-       }
-
        if (!(ctx = sdi->priv)) {
                sr_err("la8: %s: sdi->priv was NULL", __func__);
                return SR_ERR_BUG;
@@ -494,24 +476,19 @@ static int hw_dev_acquisition_start(int dev_index, void *cb_data)
        ctx->trigger_found = 0;
 
        /* Hook up a dummy handler to receive data from the LA8. */
-       sr_source_add(-1, G_IO_IN, 0, receive_data, sdi);
+       sr_source_add(-1, G_IO_IN, 0, receive_data, (void *)sdi);
 
        return SR_OK;
 }
 
-static int hw_dev_acquisition_stop(int dev_index, void *cb_data)
+static int hw_dev_acquisition_stop(const struct sr_dev_inst *sdi,
+               void *cb_data)
 {
-       struct sr_dev_inst *sdi;
        struct context *ctx;
        struct sr_datafeed_packet packet;
 
        sr_dbg("la8: Stopping acquisition.");
 
-       if (!(sdi = sr_dev_inst_get(cdi->instances, dev_index))) {
-               sr_err("la8: %s: sdi was NULL", __func__);
-               return SR_ERR_BUG;
-       }
-
        if (!(ctx = sdi->priv)) {
                sr_err("la8: %s: sdi->priv was NULL", __func__);
                return SR_ERR_BUG;
@@ -535,7 +512,6 @@ SR_PRIV struct sr_dev_driver chronovu_la8_driver_info = {
        .dev_open = hw_dev_open,
        .dev_close = hw_dev_close,
        .info_get = hw_info_get,
-       .dev_status_get = hw_dev_status_get,
        .dev_config_set = hw_dev_config_set,
        .dev_acquisition_start = hw_dev_acquisition_start,
        .dev_acquisition_stop = hw_dev_acquisition_stop,