Commit 83961aac authored by Wan Jiabing's avatar Wan Jiabing Committed by Ulf Hansson
Browse files

mmc: atmel-mci: Simplify if(chan) and if(!chan) 



Use if(!host->dma.chan) instead of if(chan) and if(!chan) to make
code better.

Signed-off-by: default avatarWan Jiabing <wanjiabing@vivo.com>
Link: https://lore.kernel.org/r/20220427120310.838843-1-wanjiabing@vivo.com


Signed-off-by: default avatarUlf Hansson <ulf.hansson@linaro.org>
parent 0e8bb666

drivers/mmc/host/atmel-mci.c

+4 −5
Original line number Diff line number Diff line
@@ -1122,13 +1122,12 @@ atmci_prepare_data_dma(struct atmel_mci *host, struct mmc_data *data) 
	}



	/* If we don't have a channel, we can't do DMA */

	if (!host->dma.chan)

		return -ENODEV;



	chan = host->dma.chan;

	if (chan)

	host->data_chan = chan;



	if (!chan)

		return -ENODEV;



	if (data->flags & MMC_DATA_READ) {

		host->dma_conf.direction = slave_dirn = DMA_DEV_TO_MEM;

		maxburst = atmci_convert_chksize(host,