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| author | Axel Lin <axel.lin@ingics.com> | 2013-07-12 17:41:08 +0800 |
|---|---|---|
| committer | Jagannadha Sutradharudu Teki <jaganna@xilinx.com> | 2013-08-06 23:58:09 +0530 |
| commit | a444aa7a1cd9c209e6621fe0531f61f2f7c1a7e9 (patch) | |
| tree | d222466304c96db4babf249df957473bfad6f496 | |
| parent | d05bfd0586ccebe96e31976459c8ef45ec65e109 (diff) | |
| download | u-boot-imx-a444aa7a1cd9c209e6621fe0531f61f2f7c1a7e9.zip u-boot-imx-a444aa7a1cd9c209e6621fe0531f61f2f7c1a7e9.tar.gz u-boot-imx-a444aa7a1cd9c209e6621fe0531f61f2f7c1a7e9.tar.bz2 | |
spi: fsl_espi: Use DIV_ROUND_UP instead of open-coded
Use DIV_ROUND_UP to simplify the code.
Signed-off-by: Axel Lin <axel.lin@ingics.com>
| -rw-r--r-- | drivers/spi/fsl_espi.c | 6 |
1 files changed, 2 insertions, 4 deletions
diff --git a/drivers/spi/fsl_espi.c b/drivers/spi/fsl_espi.c index fc0a58b..c883d3c 100644 --- a/drivers/spi/fsl_espi.c +++ b/drivers/spi/fsl_espi.c @@ -221,15 +221,13 @@ int spi_xfer(struct spi_slave *slave, unsigned int bitlen, const void *data_out, slave->bus, slave->cs, *(uint *) dout, dout, *(uint *) din, din, len); - num_chunks = data_len / max_tran_len + - (data_len % max_tran_len ? 1 : 0); + num_chunks = DIV_ROUND_UP(data_len, max_tran_len); while (num_chunks--) { if (data_in) din = buffer + rx_offset; dout = buffer; tran_len = min(data_len , max_tran_len); - num_blks = (tran_len + cmd_len) / 4 + - ((tran_len + cmd_len) % 4 ? 1 : 0); + num_blks = DIV_ROUND_UP(tran_len + cmd_len, 4); num_bytes = (tran_len + cmd_len) % 4; fsl->data_len = tran_len + cmd_len; spi_cs_activate(slave); |