Introduce odr_len in st_lsm6dsx_odr_table_entry data structure in order to explicitly define odr table size and support devices with different odr table map Signed-off-by: Lorenzo Bianconi <lorenzo@xxxxxxxxxx> --- drivers/iio/imu/st_lsm6dsx/st_lsm6dsx.h | 2 ++ drivers/iio/imu/st_lsm6dsx/st_lsm6dsx_core.c | 26 +++++++++++++++----- 2 files changed, 22 insertions(+), 6 deletions(-) diff --git a/drivers/iio/imu/st_lsm6dsx/st_lsm6dsx.h b/drivers/iio/imu/st_lsm6dsx/st_lsm6dsx.h index 30fd274ea8ae..ff7519475478 100644 --- a/drivers/iio/imu/st_lsm6dsx/st_lsm6dsx.h +++ b/drivers/iio/imu/st_lsm6dsx/st_lsm6dsx.h @@ -111,7 +111,9 @@ struct st_lsm6dsx_odr { #define ST_LSM6DSX_ODR_LIST_SIZE 6 struct st_lsm6dsx_odr_table_entry { struct st_lsm6dsx_reg reg; + struct st_lsm6dsx_odr odr_avl[ST_LSM6DSX_ODR_LIST_SIZE]; + int odr_len; }; struct st_lsm6dsx_fs { diff --git a/drivers/iio/imu/st_lsm6dsx/st_lsm6dsx_core.c b/drivers/iio/imu/st_lsm6dsx/st_lsm6dsx_core.c index 740912bbf941..98a1fa8d1454 100644 --- a/drivers/iio/imu/st_lsm6dsx/st_lsm6dsx_core.c +++ b/drivers/iio/imu/st_lsm6dsx/st_lsm6dsx_core.c @@ -131,6 +131,7 @@ static const struct st_lsm6dsx_settings st_lsm6dsx_sensor_settings[] = { .odr_avl[3] = { 238, 0x04 }, .odr_avl[4] = { 476, 0x05 }, .odr_avl[5] = { 952, 0x06 }, + .odr_len = 6, }, [ST_LSM6DSX_ID_GYRO] = { .reg = { @@ -143,6 +144,7 @@ static const struct st_lsm6dsx_settings st_lsm6dsx_sensor_settings[] = { .odr_avl[3] = { 238, 0x04 }, .odr_avl[4] = { 476, 0x05 }, .odr_avl[5] = { 952, 0x06 }, + .odr_len = 6, }, }, .fs_table = { @@ -230,6 +232,7 @@ static const struct st_lsm6dsx_settings st_lsm6dsx_sensor_settings[] = { .odr_avl[3] = { 104, 0x04 }, .odr_avl[4] = { 208, 0x05 }, .odr_avl[5] = { 416, 0x06 }, + .odr_len = 6, }, [ST_LSM6DSX_ID_GYRO] = { .reg = { @@ -242,6 +245,7 @@ static const struct st_lsm6dsx_settings st_lsm6dsx_sensor_settings[] = { .odr_avl[3] = { 104, 0x04 }, .odr_avl[4] = { 208, 0x05 }, .odr_avl[5] = { 416, 0x06 }, + .odr_len = 6, }, }, .fs_table = { @@ -394,6 +398,7 @@ static const struct st_lsm6dsx_settings st_lsm6dsx_sensor_settings[] = { .odr_avl[3] = { 104, 0x04 }, .odr_avl[4] = { 208, 0x05 }, .odr_avl[5] = { 416, 0x06 }, + .odr_len = 6, }, [ST_LSM6DSX_ID_GYRO] = { .reg = { @@ -406,6 +411,7 @@ static const struct st_lsm6dsx_settings st_lsm6dsx_sensor_settings[] = { .odr_avl[3] = { 104, 0x04 }, .odr_avl[4] = { 208, 0x05 }, .odr_avl[5] = { 416, 0x06 }, + .odr_len = 6, }, }, .fs_table = { @@ -567,6 +573,7 @@ static const struct st_lsm6dsx_settings st_lsm6dsx_sensor_settings[] = { .odr_avl[3] = { 104, 0x04 }, .odr_avl[4] = { 208, 0x05 }, .odr_avl[5] = { 416, 0x06 }, + .odr_len = 6, }, [ST_LSM6DSX_ID_GYRO] = { .reg = { @@ -579,6 +586,7 @@ static const struct st_lsm6dsx_settings st_lsm6dsx_sensor_settings[] = { .odr_avl[3] = { 104, 0x04 }, .odr_avl[4] = { 208, 0x05 }, .odr_avl[5] = { 416, 0x06 }, + .odr_len = 6, }, }, .fs_table = { @@ -738,6 +746,7 @@ static const struct st_lsm6dsx_settings st_lsm6dsx_sensor_settings[] = { .odr_avl[3] = { 104, 0x04 }, .odr_avl[4] = { 208, 0x05 }, .odr_avl[5] = { 416, 0x06 }, + .odr_len = 6, }, [ST_LSM6DSX_ID_GYRO] = { .reg = { @@ -750,6 +759,7 @@ static const struct st_lsm6dsx_settings st_lsm6dsx_sensor_settings[] = { .odr_avl[3] = { 104, 0x04 }, .odr_avl[4] = { 208, 0x05 }, .odr_avl[5] = { 416, 0x06 }, + .odr_len = 6, }, }, .fs_table = { @@ -928,6 +938,7 @@ static const struct st_lsm6dsx_settings st_lsm6dsx_sensor_settings[] = { .odr_avl[3] = { 104, 0x04 }, .odr_avl[4] = { 208, 0x05 }, .odr_avl[5] = { 416, 0x06 }, + .odr_len = 6, }, [ST_LSM6DSX_ID_GYRO] = { .reg = { @@ -940,6 +951,7 @@ static const struct st_lsm6dsx_settings st_lsm6dsx_sensor_settings[] = { .odr_avl[3] = { 104, 0x04 }, .odr_avl[4] = { 208, 0x05 }, .odr_avl[5] = { 416, 0x06 }, + .odr_len = 6, }, }, .fs_table = { @@ -1095,6 +1107,7 @@ static const struct st_lsm6dsx_settings st_lsm6dsx_sensor_settings[] = { .odr_avl[3] = { 104, 0x04 }, .odr_avl[4] = { 208, 0x05 }, .odr_avl[5] = { 416, 0x06 }, + .odr_len = 6, }, [ST_LSM6DSX_ID_GYRO] = { .reg = { @@ -1107,6 +1120,7 @@ static const struct st_lsm6dsx_settings st_lsm6dsx_sensor_settings[] = { .odr_avl[3] = { 104, 0x04 }, .odr_avl[4] = { 208, 0x05 }, .odr_avl[5] = { 416, 0x06 }, + .odr_len = 6, }, }, .fs_table = { @@ -1329,7 +1343,7 @@ int st_lsm6dsx_check_odr(struct st_lsm6dsx_sensor *sensor, u16 odr, u8 *val) int i; odr_table = &sensor->hw->settings->odr_table[sensor->id]; - for (i = 0; i < ST_LSM6DSX_ODR_LIST_SIZE; i++) + for (i = 0; i < odr_table->odr_len; i++) /* * ext devices can run at different odr respect to * accel sensor @@ -1337,7 +1351,7 @@ int st_lsm6dsx_check_odr(struct st_lsm6dsx_sensor *sensor, u16 odr, u8 *val) if (odr_table->odr_avl[i].hz >= odr) break; - if (i == ST_LSM6DSX_ODR_LIST_SIZE) + if (i == odr_table->odr_len) return -EINVAL; *val = odr_table->odr_avl[i].val; @@ -1688,13 +1702,13 @@ st_lsm6dsx_sysfs_sampling_frequency_avail(struct device *dev, char *buf) { struct st_lsm6dsx_sensor *sensor = iio_priv(dev_get_drvdata(dev)); - enum st_lsm6dsx_sensor_id id = sensor->id; - struct st_lsm6dsx_hw *hw = sensor->hw; + const struct st_lsm6dsx_odr_table_entry *odr_table; int i, len = 0; - for (i = 0; i < ST_LSM6DSX_ODR_LIST_SIZE; i++) + odr_table = &sensor->hw->settings->odr_table[sensor->id]; + for (i = 0; i < odr_table->odr_len; i++) len += scnprintf(buf + len, PAGE_SIZE - len, "%d ", - hw->settings->odr_table[id].odr_avl[i].hz); + odr_table->odr_avl[i].hz); buf[len - 1] = '\n'; return len; -- 2.21.0