iio: st_sensors: Use get_unaligned_be24() and sign_extend32() (3009fb9c) · Commits · 戴 / test

Use these functions instead of open-coding them. Cc: Denis Ciocca <denis.ciocca@st.com> Signed-off-by:

drivers/iio/common/st_sensors/st_sensors_core.c

+1 −6

Original line number	Diff line number	Diff line
		@@ -20,11 +20,6 @@

		#include "st_sensors_core.h"

		static inline u32 st_sensors_get_unaligned_le24(const u8 *p)
		{
		return (s32)((p[0] \| p[1] << 8 \| p[2] << 16) << 8) >> 8;
		}

		int st_sensors_write_data_with_mask(struct iio_dev *indio_dev,
		u8 reg_addr, u8 mask, u8 data)
		{
		@@ -543,7 +538,7 @@ static int st_sensors_read_axis_data(struct iio_dev *indio_dev,
		else if (byte_for_channel == 2)
		*data = (s16)get_unaligned_le16(outdata);
		else if (byte_for_channel == 3)
		*data = (s32)st_sensors_get_unaligned_le24(outdata);
		*data = (s32)sign_extend32(get_unaligned_le24(outdata), 23);

		st_sensors_free_memory:
		kfree(outdata);