DOWNLOAD_BLOCK_SIZE
buf = kmalloc(DOWNLOAD_BLOCK_SIZE, GFP_KERNEL | GFP_DMA);
num_blocks = (firmware->size - 1) / DOWNLOAD_BLOCK_SIZE + 1;
(DOWNLOAD_FIFO_SIZE - DOWNLOAD_BLOCK_SIZE))
if ((put - get) > (DOWNLOAD_FIFO_SIZE - DOWNLOAD_BLOCK_SIZE)) {
DOWNLOAD_BLOCK_SIZE);
if (block_size < DOWNLOAD_BLOCK_SIZE) {
DOWNLOAD_BLOCK_SIZE - block_size);
tx_size = DOWNLOAD_BLOCK_SIZE;