SDMA_BD_MAX_CNT
len / SDMA_BD_MAX_CNT + 1);
count = min_t(size_t, len, SDMA_BD_MAX_CNT);
if (count > SDMA_BD_MAX_CNT) {
channel, count, SDMA_BD_MAX_CNT);
if (period_len > SDMA_BD_MAX_CNT) {
channel, period_len, SDMA_BD_MAX_CNT);
dma_set_max_seg_size(sdma->dma_device.dev, SDMA_BD_MAX_CNT);