The variable "char_size" holds the number of bits to be transferred in the current loop iteration. A better name would be "xfer_bitlen", which we rename this variable to.
Signed-off-by: Mario Six mario.six@gdsys.cc ---
Changes v1 -> v2: None
--- drivers/spi/mpc8xxx_spi.c | 8 ++++---- 1 file changed, 4 insertions(+), 4 deletions(-)
diff --git a/drivers/spi/mpc8xxx_spi.c b/drivers/spi/mpc8xxx_spi.c index af3762737f..ce2a77c1aa 100644 --- a/drivers/spi/mpc8xxx_spi.c +++ b/drivers/spi/mpc8xxx_spi.c @@ -115,10 +115,10 @@ int spi_xfer(struct spi_slave *slave, uint bitlen, const void *dout, void *din, while (num_blks--) { int tm; u32 tmpdout = 0; - uchar char_size = (bitlen >= 32 ? 32 : bitlen); + uchar xfer_bitlen = (bitlen >= 32 ? 32 : bitlen);
/* Shift data so it's msb-justified */ - tmpdout = *(u32 *)dout >> (32 - char_size); + tmpdout = *(u32 *)dout >> (32 - xfer_bitlen);
/* The LEN field of the SPMODE register is set as follows: * @@ -166,8 +166,8 @@ int spi_xfer(struct spi_slave *slave, uint bitlen, const void *dout, void *din, tmpdin = in_be32(&spi->rx); setbits_be32(&spi->event, SPI_EV_NE);
- *(u32 *)din = (tmpdin << (32 - char_size)); - if (char_size == 32) { + *(u32 *)din = (tmpdin << (32 - xfer_bitlen)); + if (xfer_bitlen == 32) { /* Advance output buffer by 32 bits */ din += 4; } -- 2.16.1