hantek-6xxx: Drop some unused variables.

diff --git a/src/hardware/hantek-6xxx/api.c b/src/hardware/hantek-6xxx/api.c
index f8940d8f3a5296b401b4e13e8d8dc43f96d07fce..d94ee45d3fecdf196a494ea1aa569dc243f2328b 100644 (file)
--- a/src/hardware/hantek-6xxx/api.c
+++ b/src/hardware/hantek-6xxx/api.c
@@ -120,10 +120,6 @@ static struct sr_dev_inst *hantek_6xxx_dev_new(const struct hantek_6xxx_profile
        devc->coupling_tab_size = prof->coupling_tab_size;
        devc->has_coupling = prof->has_coupling;
 
-       devc->sample_buf = NULL;
-       devc->sample_buf_write = 0;
-       devc->sample_buf_size = 0;
-
        devc->profile = prof;
        devc->dev_state = IDLE;
        devc->samplerate = DEFAULT_SAMPLERATE;
@@ -637,7 +633,6 @@ static int read_channel(const struct sr_dev_inst *sdi, uint32_t amount)
        amount = MIN(amount, MAX_PACKET_SIZE);
        ret = hantek_6xxx_get_channeldata(sdi, receive_transfer, amount);
        devc->read_start_ts = g_get_monotonic_time();
-       devc->read_data_amount = amount;
 
        return ret;
 }
@@ -721,9 +716,6 @@ static int dev_acquisition_stop(struct sr_dev_inst *sdi)
        devc = sdi->priv;
        devc->dev_state = STOPPING;
 
-       g_free(devc->sample_buf);
-       devc->sample_buf = NULL;
-
        return SR_OK;
 }
 

diff --git a/src/hardware/hantek-6xxx/protocol.h b/src/hardware/hantek-6xxx/protocol.h
index a106fb4b5d6999d1dfd161646901933504a28bdb..af66c70ef1b4a82092bd692f687d4d78af24e748 100644 (file)
--- a/src/hardware/hantek-6xxx/protocol.h
+++ b/src/hardware/hantek-6xxx/protocol.h
@@ -122,11 +122,6 @@ struct dev_context {
        uint64_t aq_started;
 
        uint64_t read_start_ts;
-       uint32_t read_data_amount;
-
-       struct libusb_transfer **sample_buf;
-       uint32_t sample_buf_write;
-       uint32_t sample_buf_size;
 
        gboolean ch_enabled[NUM_CHANNELS];
        int voltage[NUM_CHANNELS];