diff options
Diffstat (limited to 'drivers/spi/spi-s3c64xx.c')
| -rw-r--r-- | drivers/spi/spi-s3c64xx.c | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/drivers/spi/spi-s3c64xx.c b/drivers/spi/spi-s3c64xx.c index db33bc9b4147..27cd8c59eabf 100644 --- a/drivers/spi/spi-s3c64xx.c +++ b/drivers/spi/spi-s3c64xx.c @@ -634,6 +634,7 @@ static int s3c64xx_spi_transfer_one(struct spi_master *master, struct spi_transfer *xfer) { struct s3c64xx_spi_driver_data *sdd = spi_master_get_devdata(master); + const unsigned int fifo_len = (FIFO_LVL_MASK(sdd) >> 1) + 1; int status; u32 speed; u8 bpw; @@ -655,9 +656,8 @@ static int s3c64xx_spi_transfer_one(struct spi_master *master, /* Polling method for xfers not bigger than FIFO capacity */ use_dma = 0; - if (!is_polling(sdd) && - (sdd->rx_dma.ch && sdd->tx_dma.ch && - (xfer->len > ((FIFO_LVL_MASK(sdd) >> 1) + 1)))) + if (!is_polling(sdd) && (xfer->len > fifo_len) && + sdd->rx_dma.ch && sdd->tx_dma.ch) use_dma = 1; spin_lock_irqsave(&sdd->lock, flags); |