static bool run_task(struct dsp_node *node, unsigned long times)
{
unsigned long exit_status;
register_msgs(node);
if (!dsp_node_run(dsp_handle, node)) {
pr_err("dsp node run failed");
return false;
}
pr_info("dsp node running");
if (do_ping)
run_ping(node, times);
else
run_dmm(node, times);
if (!dsp_node_terminate(dsp_handle, node, &exit_status)) {
pr_err("dsp node terminate failed: %lx", exit_status);
return false;
}
pr_info("dsp node terminated");
return true;
}
static gboolean
dsp_start(GstDspDummy *self)
{
if (!dsp_node_run(self->dsp_handle, self->node)) {
GST_ERROR("dsp node run failed");
return FALSE;
}
GST_INFO("dsp node running");
self->in_buffer = dmm_buffer_new(self->dsp_handle, self->proc);
self->out_buffer = dmm_buffer_new(self->dsp_handle, self->proc);
self->in_buffer->alignment = 0;
return TRUE;
}
static bool run_task(struct dsp_node *node)
{
char text_send[] = "Hello";
char text_receive[31];
unsigned long exit_status;
struct dsp_msg msg;
struct dmm_buffer *input_buffer;
struct dmm_buffer *output_buffer;
if (!dsp_node_run(dsp_handle, node)) {
pr_err("dsp node run failed");
return false;
}
pr_info("dsp node running");
// init memory
input_buffer = dmm_buffer_new(dsp_handle, proc, DMA_TO_DEVICE);
output_buffer = dmm_buffer_new(dsp_handle, proc, DMA_FROM_DEVICE);
dmm_buffer_allocate(input_buffer, input_buffer_size);
dmm_buffer_allocate(output_buffer, output_buffer_size);
dmm_buffer_map(input_buffer);
dmm_buffer_map(output_buffer);
configure_dsp_node(node, input_buffer, output_buffer);
pr_info("now sending string \"%s\" to DSP", text_send);
// copy data into input buffer
memcpy(input_buffer->data, text_send, strlen(text_send) + 1);
dmm_buffer_begin(input_buffer, input_buffer->size);
dmm_buffer_begin(output_buffer, output_buffer->size);
// tell DSP to do some work
msg.cmd = 1;
msg.arg_1 = input_buffer->size;
dsp_node_put_message(dsp_handle, node, &msg, -1);
dsp_node_get_message(dsp_handle, node, &msg, -1);
if(msg.cmd != 2)
pr_err("returned message has wrong command!");
else
{
memcpy(text_receive, output_buffer->data, 31);
pr_info("received string \"%s\" from DSP", text_receive);
printf("%s\n", text_receive);
}
dmm_buffer_end(input_buffer, input_buffer->size);
dmm_buffer_end(output_buffer, output_buffer->size);
dmm_buffer_unmap(output_buffer);
dmm_buffer_unmap(input_buffer);
dmm_buffer_free(output_buffer);
dmm_buffer_free(input_buffer);
if (!dsp_node_terminate(dsp_handle, node, &exit_status)) {
pr_err("dsp node terminate failed: %lx", exit_status);
return false;
}
pr_info("dsp node terminated");
return true;
}
static bool
run_task(struct dsp_node *node,
unsigned long times)
{
unsigned long exit_status;
dmm_buffer_t *input_buffer;
dmm_buffer_t *output_buffer;
if (!dsp_node_run(dsp_handle, node)) {
pr_err("dsp node run failed");
return false;
}
pr_info("dsp node running");
input_buffer = dmm_buffer_new(dsp_handle, proc, DMA_TO_DEVICE);
output_buffer = dmm_buffer_new(dsp_handle, proc, DMA_FROM_DEVICE);
dmm_buffer_allocate(input_buffer, input_buffer_size);
dmm_buffer_allocate(output_buffer, output_buffer_size);
dmm_buffer_map(output_buffer);
dmm_buffer_map(input_buffer);
configure_dsp_node(node, input_buffer, output_buffer);
pr_info("running %lu times", times);
while (!done) {
struct dsp_msg msg;
#ifdef FILL_DATA
{
static unsigned char foo = 1;
unsigned int i;
for (i = 0; i < input_buffer->size; i++)
((char *) input_buffer->data)[i] = foo;
foo++;
}
#endif
dmm_buffer_begin(input_buffer, input_buffer->size);
dmm_buffer_begin(output_buffer, output_buffer->size);
msg.cmd = 1;
msg.arg_1 = input_buffer->size;
dsp_node_put_message(dsp_handle, node, &msg, -1);
dsp_node_get_message(dsp_handle, node, &msg, -1);
dmm_buffer_end(input_buffer, input_buffer->size);
dmm_buffer_end(output_buffer, output_buffer->size);
if (--times == 0)
break;
}
dmm_buffer_unmap(output_buffer);
dmm_buffer_unmap(input_buffer);
dmm_buffer_free(output_buffer);
dmm_buffer_free(input_buffer);
if (!dsp_node_terminate(dsp_handle, node, &exit_status)) {
pr_err("dsp node terminate failed: %lx", exit_status);
return false;
}
pr_info("dsp node terminated");
return true;
}
