fx2lafw: Upped NUM_SIMUL_TRANSFERS to 32

[libsigrok.git] / hardware / demo / demo.c

diff --git a/hardware/demo/demo.c b/hardware/demo/demo.c
index 41932a6cf5497d51031d6709ef1e7bb102928d59..98bf4fb0bda474328a2f37f910cb890407dd575f 100644 (file)
--- a/hardware/demo/demo.c
+++ b/hardware/demo/demo.c
@@ -72,7 +72,7 @@ struct databag {
        uint8_t thread_running;
        uint64_t samples_counter;
        int dev_index;
-       gpointer session_data;
+       void *session_dev_id;
        GTimer *timer;
 };
 
@@ -138,7 +138,7 @@ static int default_pattern = PATTERN_SIGROK;
 static GThread *my_thread;
 static int thread_running;
 
-static int hw_dev_acquisition_stop(int dev_index, gpointer session_data);
+static int hw_dev_acquisition_stop(int dev_index, void *cb_data);
 
 static int hw_init(const char *devinfo)
 {
@@ -314,7 +314,8 @@ static void samples_generator(uint8_t *buf, uint64_t size, void *data)
                memset(buf, 0xff, size);
                break;
        default:
-               /* TODO: Error handling. */
+               sr_err("demo: %s: unknown pattern %d", __func__,
+                      mydata->sample_generator);
                break;
        }
 }
@@ -368,7 +369,7 @@ static void thread_func(void *data)
 }
 
 /* Callback handling data */
-static int receive_data(int fd, int revents, void *session_data)
+static int receive_data(int fd, int revents, void *cb_data)
 {
        struct sr_datafeed_packet packet;
        struct sr_datafeed_logic logic;
@@ -390,7 +391,7 @@ static int receive_data(int fd, int revents, void *session_data)
                        logic.length = z;
                        logic.unitsize = 1;
                        logic.data = c;
-                       sr_session_send(session_data, &packet);
+                       sr_session_send(cb_data, &packet);
                        samples_received += z;
                }
        } while (z > 0);
@@ -401,7 +402,7 @@ static int receive_data(int fd, int revents, void *session_data)
 
                /* Send last packet. */
                packet.type = SR_DF_END;
-               sr_session_send(session_data, &packet);
+               sr_session_send(cb_data, &packet);
 
                return FALSE;
        }
@@ -409,7 +410,7 @@ static int receive_data(int fd, int revents, void *session_data)
        return TRUE;
 }
 
-static int hw_dev_acquisition_start(int dev_index, gpointer session_data)
+static int hw_dev_acquisition_start(int dev_index, void *cb_data)
 {
        struct sr_datafeed_packet *packet;
        struct sr_datafeed_header *header;
@@ -422,7 +423,7 @@ static int hw_dev_acquisition_start(int dev_index, gpointer session_data)
        }
 
        mydata->sample_generator = default_pattern;
-       mydata->session_data = session_data;
+       mydata->session_dev_id = cb_data;
        mydata->dev_index = dev_index;
        mydata->samples_counter = 0;
 
@@ -444,7 +445,7 @@ static int hw_dev_acquisition_start(int dev_index, gpointer session_data)
        g_io_channel_set_buffered(channels[1], FALSE);
 
        sr_source_add(mydata->pipe_fds[0], G_IO_IN | G_IO_ERR, 40,
-                     receive_data, session_data);
+                     receive_data, mydata->session_dev_id);
 
        /* Run the demo thread. */
        g_thread_init(NULL);
@@ -474,18 +475,19 @@ static int hw_dev_acquisition_start(int dev_index, gpointer session_data)
        gettimeofday(&header->starttime, NULL);
        header->samplerate = cur_samplerate;
        header->num_logic_probes = NUM_PROBES;
-       sr_session_send(session_data, packet);
+       sr_session_send(mydata->session_dev_id, packet);
        g_free(header);
        g_free(packet);
 
        return SR_OK;
 }
 
-static int hw_dev_acquisition_stop(int dev_index, gpointer session_data)
+/* TODO: This stops acquisition on ALL devices, ignoring dev_index. */
+static int hw_dev_acquisition_stop(int dev_index, void *cb_data)
 {
        /* Avoid compiler warnings. */
        (void)dev_index;
-       (void)session_data;
+       (void)cb_data;
 
        /* Stop generate thread. */
        thread_running = 0;