Lines Matching defs:best_burst
348 u32 best_burst = max_burst;
350 if (best_burst == 1 || !stm32_dma_is_burst_possible(buf_len, threshold))
353 while ((buf_len < best_burst * width && best_burst > 1) ||
354 !stm32_dma_fifo_threshold_is_allowed(best_burst, threshold,
356 if (best_burst > STM32_DMA_MIN_BURST)
357 best_burst = best_burst >> 1;
359 best_burst = 0;
362 return best_burst;
1252 u32 num_sgs, best_burst, threshold;
1268 best_burst = stm32_dma_get_best_burst(len, STM32_DMA_MAX_BURST,
1270 dma_burst = stm32_dma_get_burst(chan, best_burst);