diff options
| author | Vasileios Amoiridis <vassilisamir@gmail.com> | 2024-12-14 20:14:20 +0100 |
|---|---|---|
| committer | Jonathan Cameron <Jonathan.Cameron@huawei.com> | 2024-12-28 14:28:13 +0000 |
| commit | 6d0981f964768f05f812db732465936d92a4a461 (patch) | |
| tree | 8e165fc56b8de07c216eb4c04a585742dbb24eb2 /drivers/iio/common/ssp_sensors | |
| parent | 45e3146d75424392e1cbc057e2b560785de82806 (diff) | |
iio: common: ssp_sensors: drop conditional optimization for simplicity
Drop conditional in favor of always calculating the timestamp value.
This simplifies the code and allows to drop usage of internal private
variable "scan_timestamp" of the struct iio_dev.
Signed-off-by: Vasileios Amoiridis <vassilisamir@gmail.com>
Link: https://patch.msgid.link/20241214191421.94172-4-vassilisamir@gmail.com
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
Diffstat (limited to 'drivers/iio/common/ssp_sensors')
| -rw-r--r-- | drivers/iio/common/ssp_sensors/ssp_iio.c | 12 |
1 files changed, 5 insertions, 7 deletions
diff --git a/drivers/iio/common/ssp_sensors/ssp_iio.c b/drivers/iio/common/ssp_sensors/ssp_iio.c index caa404edd9d0..78ac689de2fe 100644 --- a/drivers/iio/common/ssp_sensors/ssp_iio.c +++ b/drivers/iio/common/ssp_sensors/ssp_iio.c @@ -8,6 +8,8 @@ #include <linux/iio/kfifo_buf.h> #include <linux/module.h> #include <linux/slab.h> +#include <linux/unaligned.h> +#include <linux/units.h> #include "ssp_iio_sensor.h" /** @@ -70,8 +72,7 @@ EXPORT_SYMBOL_NS(ssp_common_buffer_postdisable, "IIO_SSP_SENSORS"); int ssp_common_process_data(struct iio_dev *indio_dev, void *buf, unsigned int len, int64_t timestamp) { - __le32 time; - int64_t calculated_time = 0; + int64_t calculated_time; struct ssp_sensor_data *spd = iio_priv(indio_dev); if (indio_dev->scan_bytes == 0) @@ -82,11 +83,8 @@ int ssp_common_process_data(struct iio_dev *indio_dev, void *buf, */ memcpy(spd->buffer, buf, len); - if (indio_dev->scan_timestamp) { - memcpy(&time, &((char *)buf)[len], SSP_TIME_SIZE); - calculated_time = - timestamp + (int64_t)le32_to_cpu(time) * 1000000; - } + calculated_time = timestamp + + (int64_t)get_unaligned_le32(buf + len) * MEGA; return iio_push_to_buffers_with_timestamp(indio_dev, spd->buffer, calculated_time); |