diff options
Diffstat (limited to 'drivers/spi')
| -rw-r--r-- | drivers/spi/spi-sh-msiof.c | 10 |
1 files changed, 9 insertions, 1 deletions
diff --git a/drivers/spi/spi-sh-msiof.c b/drivers/spi/spi-sh-msiof.c index d495d8604397..d14b407cc800 100644 --- a/drivers/spi/spi-sh-msiof.c +++ b/drivers/spi/spi-sh-msiof.c @@ -977,7 +977,7 @@ static int sh_msiof_transfer_one(struct spi_master *master, return 0; } - if (bits <= 8 && len > 15 && !(len & 3)) { + if (bits <= 8 && len > 15) { bits = 32; swab = true; } else { @@ -1038,6 +1038,14 @@ static int sh_msiof_transfer_one(struct spi_master *master, if (rx_buf) rx_buf += n * bytes_per_word; words -= n; + + if (words == 0 && (len % bytes_per_word)) { + words = len % bytes_per_word; + bits = t->bits_per_word; + bytes_per_word = 1; + tx_fifo = sh_msiof_spi_write_fifo_8; + rx_fifo = sh_msiof_spi_read_fifo_8; + } } return 0; |