Commit d324ac2e authored by Andy Shevchenko's avatar Andy Shevchenko Committed by Jonathan Cameron
Browse files

iio: health: afe4403: Use get_unaligned_be24() 



This makes the driver code slightly easier to read.

Signed-off-by: default avatarAndy Shevchenko <andriy.shevchenko@linux.intel.com>
Signed-off-by: default avatarJonathan Cameron <Jonathan.Cameron@huawei.com>
parent e33ff8ac

drivers/iio/health/afe4403.c

+6 −8
Original line number Diff line number Diff line
@@ -23,6 +23,8 @@ 
#include <linux/iio/triggered_buffer.h>

#include <linux/iio/trigger_consumer.h>



#include <asm/unaligned.h>



#include "afe440x.h"



#define AFE4403_DRIVER_NAME		"afe4403"
@@ -220,13 +222,11 @@ static int afe4403_read(struct afe4403_data *afe, unsigned int reg, u32 *val) 
	if (ret)

		return ret;



	ret = spi_write_then_read(afe->spi, &reg, 1, rx, 3);

	ret = spi_write_then_read(afe->spi, &reg, 1, rx, sizeof(rx));

	if (ret)

		return ret;



	*val = (rx[0] << 16) |

		(rx[1] << 8) |

		(rx[2]);

	*val = get_unaligned_be24(&rx[0]);



	/* Disable reading from the device */

	tx[3] = AFE440X_CONTROL0_WRITE;
@@ -322,13 +322,11 @@ static irqreturn_t afe4403_trigger_handler(int irq, void *private) 
			 indio_dev->masklength) {

		ret = spi_write_then_read(afe->spi,

					  &afe4403_channel_values[bit], 1,

					  rx, 3);

					  rx, sizeof(rx));

		if (ret)

			goto err;



		buffer[i++] = (rx[0] << 16) |

				(rx[1] << 8) |

				(rx[2]);

		buffer[i++] = get_unaligned_be24(&rx[0]);

	}



	/* Disable reading from the device */

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