void create() {
::create();
set_dance_name("beguiling step");
set_auto(0);
set_type("detrimental");
set_target_required(1);
set_max_rounds(3);
}
/*
* Function called when the module is initialized
*/
static int __init dma_module_init(void) {
int error;
int i = 0;
/* Request a chain */
chain.chain_type = OMAP_DMA_STATIC_CHAIN;
chain.device_id = OMAP_DMA_NO_DEVICE;
chain.data_type = OMAP_DMA_DATA_TYPE_S8;
chain.addressing_mode = OMAP_DMA_AMODE_POST_INC;
chain.sync_mode = OMAP_DMA_SYNC_ELEMENT;
chain.data_burst = OMAP_DMA_DATA_BURST_DIS;
chain.channel_count = TRANSFER_COUNT;
set_max_rounds(TRANSFER_ROUNDS);
error = request_dma_chain(&chain);
if(error) {
set_test_passed_chain(0);
return 1;
}
for(i = 0; i < chain.channel_count; i++) {
/* Create the buffers for each transfer */
transfers[i].buffers.buf_size = (1024 * 16);
error = create_transfer_buffers_chain(&(transfers[i].buffers));
if( error ) {
set_test_passed_chain(0);
return 1;
}
fill_source_buffer_chain(&(transfers[i].buffers));
/* Chain a transfer to the chain */
error = chain_transfer(&chain, &transfers[i]);
if( error ) {
set_test_passed_chain(0);
return 1;
}
}
/* Setup the global dma parameters */
setup_dma_chain(&chain);
/* Start the chain */
start_dma_chain(&chain);
/* Poll if the all the transfers have finished */
for(i = 0; i < TRANSFER_POLL_COUNT; i++) {
if(get_transfers_finished()) {
mdelay(TRANSFER_POLL_TIME);
check_test_passed();
break;
} else {
mdelay(TRANSFER_POLL_TIME);
}
}
/* This will happen if the poll retries have been reached*/
if(i == TRANSFER_POLL_COUNT) {
set_test_passed_chain(0);
return 1;
}
return 0;
}
