Commit a7500503 authored by Qianfeng Rong's avatar Qianfeng Rong Committed by Mark Brown
Browse files

spi: spi-fsl-lpspi: use min_t() to improve code 



Use min_t() to reduce the code in fsl_lpspi_setup_transfer() and
improve its readability.

Signed-off-by: default avatarQianfeng Rong <rongqianfeng@vivo.com>
Link: https://patch.msgid.link/20250815082118.586422-2-rongqianfeng@vivo.com


Reviewed-by: default avatarFrank Li <Frank.Li@nxp.com>
Signed-off-by: default avatarMark Brown <broonie@kernel.org>
parent c17b750b

drivers/spi/spi-fsl-lpspi.c

+4 −4
Original line number Diff line number Diff line
@@ -25,6 +25,7 @@ 
#include <linux/spi/spi.h>

#include <linux/spi/spi_bitbang.h>

#include <linux/types.h>

#include <linux/minmax.h>



#define DRIVER_NAME "fsl_lpspi"
@@ -475,10 +476,9 @@ static int fsl_lpspi_setup_transfer(struct spi_controller *controller, 
		fsl_lpspi->tx = fsl_lpspi_buf_tx_u32;

	}



	if (t->len <= fsl_lpspi->txfifosize)

		fsl_lpspi->watermark = t->len;

	else

		fsl_lpspi->watermark = fsl_lpspi->txfifosize;

	fsl_lpspi->watermark = min_t(typeof(fsl_lpspi->watermark),

				     fsl_lpspi->txfifosize,

				     t->len);



	if (fsl_lpspi_can_dma(controller, spi, t))

		fsl_lpspi->usedma = true;