dma/dw-axi-dmac/dw-axi-dmac-platform.c

655 	unsigned int mem_width;
664 	mem_width = __ffs(data_width | mem_addr | len);
665 	if (mem_width > DWAXIDMAC_TRANS_WIDTH_32)
666 		mem_width = DWAXIDMAC_TRANS_WIDTH_32;
678 			mem_width << CH_CTL_L_SRC_WIDTH_POS |
681 		block_ts = len >> mem_width;
687 			mem_width << CH_CTL_L_DST_WIDTH_POS |
738 	u32 data_width, reg_width, mem_width;
746 		mem_width = __ffs(data_width | dma_addr | buf_len);
747 		if (mem_width > DWAXIDMAC_TRANS_WIDTH_32)
748 			mem_width = DWAXIDMAC_TRANS_WIDTH_32;
750 		block_len = axi_block_ts << mem_width;