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authorAxel Lin <axel.lin@ingics.com>2013-06-14 21:13:32 +0800
committerJagannadha Sutradharudu Teki <jaganna@xilinx.com>2013-06-22 23:08:01 +0530
commit9675fed4742338c71678cd310d0d6922b56e490a (patch)
treec7d0e2930ce9eae331ac41a56f20da25bf742058 /drivers
parent0cb8394f8198f5b420a52b6a6f76c9bf21e68b2e (diff)
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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>
Diffstat (limited to 'drivers')
-rw-r--r--drivers/spi/mxc_spi.c6
1 files changed, 3 insertions, 3 deletions
diff --git a/drivers/spi/mxc_spi.c b/drivers/spi/mxc_spi.c
index 5bed858..2ea3228 100644
--- a/drivers/spi/mxc_spi.c
+++ b/drivers/spi/mxc_spi.c
@@ -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;