From mboxrd@z Thu Jan 1 00:00:00 1970 From: Axel Lin Date: Fri, 12 Jul 2013 17:41:08 +0800 Subject: [U-Boot] [PATCH 2/3] spi: fsl_espi: Use DIV_ROUND_UP instead of open-coded In-Reply-To: <1373621981.24016.2.camel@phoenix> References: <1373621981.24016.2.camel@phoenix> Message-ID: <1373622068.24016.4.camel@phoenix> List-Id: MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: u-boot@lists.denx.de Use DIV_ROUND_UP to simplify the code. Signed-off-by: Axel Lin --- drivers/spi/fsl_espi.c | 6 ++---- 1 file changed, 2 insertions(+), 4 deletions(-) diff --git a/drivers/spi/fsl_espi.c b/drivers/spi/fsl_espi.c index 28609ee..e20ab9f 100644 --- a/drivers/spi/fsl_espi.c +++ b/drivers/spi/fsl_espi.c @@ -234,15 +234,13 @@ 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); -- 1.8.1.2