diff options
| author | Wan Jiabing <wanjiabing@vivo.com> | 2022-04-27 20:03:09 +0800 |
|---|---|---|
| committer | Ulf Hansson <ulf.hansson@linaro.org> | 2022-05-04 11:56:02 +0200 |
| commit | 83961aacb2219311e4af5dda34bcc15435becd50 (patch) | |
| tree | 5e20456162374e1a5a7441021841a6662039e03a /drivers/mmc | |
| parent | 0e8bb6666e3dcf18e4920a325028647da71eb500 (diff) | |
| download | linux-83961aacb2219311e4af5dda34bcc15435becd50.tar.bz2 | |
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: Wan Jiabing <wanjiabing@vivo.com>
Link: https://lore.kernel.org/r/20220427120310.838843-1-wanjiabing@vivo.com
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
Diffstat (limited to 'drivers/mmc')
| -rw-r--r-- | drivers/mmc/host/atmel-mci.c | 9 |
1 files changed, 4 insertions, 5 deletions
diff --git a/drivers/mmc/host/atmel-mci.c b/drivers/mmc/host/atmel-mci.c index 807177c953f3..91d52ba7a39f 100644 --- a/drivers/mmc/host/atmel-mci.c +++ b/drivers/mmc/host/atmel-mci.c @@ -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 */ - chan = host->dma.chan; - if (chan) - host->data_chan = chan; - - if (!chan) + if (!host->dma.chan) return -ENODEV; + chan = host->dma.chan; + host->data_chan = chan; + if (data->flags & MMC_DATA_READ) { host->dma_conf.direction = slave_dirn = DMA_DEV_TO_MEM; maxburst = atmci_convert_chksize(host, |