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spi: mxc_spi: Use DIV_ROUND_UP at appropriate places 

This change slightly improves readability.

Signed-off-by: Axel Lin <axel.lin@ingics.com>
Reviewed-by: Jagannadha Sutradharudu Teki <jagannadh.teki@gmail.com>
This commit is contained in:
Axel Lin 2013-06-14 21:13:32 +08:00 committed by Jagannadha Sutradharudu Teki
parent 0cb8394f81
commit 9675fed474
1 changed files with 3 additions and 3 deletions
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6
drivers/spi/mxc_spi.c
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@ -224,7 +224,7 @@ int spi_xchg_single(struct spi_slave *slave, unsigned int bitlen,
const u8 *dout, u8 *din, unsigned long flags)
{
struct mxc_spi_slave *mxcs = to_mxc_spi_slave(slave);
int nbytes = (bitlen + 7) / 8;
int nbytes = DIV_ROUND_UP(bitlen, 8);
u32 data, cnt, i;
struct cspi_regs *regs = (struct cspi_regs *)mxcs->base;
@ -294,7 +294,7 @@ int spi_xchg_single(struct spi_slave *slave, unsigned int bitlen,
/* Transfer completed, clear any pending request */
reg_write(&regs->stat, MXC_CSPICTRL_TC | MXC_CSPICTRL_RXOVF);
nbytes = (bitlen + 7) / 8;
nbytes = DIV_ROUND_UP(bitlen, 8);
cnt = nbytes % 32;
@ -330,7 +330,7 @@ int spi_xchg_single(struct spi_slave *slave, unsigned int bitlen,
int spi_xfer(struct spi_slave *slave, unsigned int bitlen, const void *dout,
void *din, unsigned long flags)
{
int n_bytes = (bitlen + 7) / 8;
int n_bytes = DIV_ROUND_UP(bitlen, 8);
int n_bits;
int ret;
u32 blk_size;