From: Jonathan Cameron <jic23@kernel.org>
To: Lorenzo Bianconi <lorenzo@kernel.org>
Cc: lorenzo.bianconi@redhat.com, linux-iio@vger.kernel.org,
martin.kepplinger@puri.sm
Subject: Re: [PATCH v2 1/4] iio: imu: st_lsm6dsx: move odr_table in st_lsm6dsx_sensor_settings
Date: Mon, 5 Aug 2019 15:17:41 +0100 [thread overview]
Message-ID: <20190805151741.60325cab@archlinux> (raw)
In-Reply-To: <272fcff0f774d95d93a6847b197c6161d88e8a98.1564427804.git.lorenzo@kernel.org>
On Mon, 29 Jul 2019 21:22:28 +0200
Lorenzo Bianconi <lorenzo@kernel.org> wrote:
> Move sensor odr table in st_lsm6dsx_sensor_settings in order to support
> sensors with different odr maps. This is a preliminary patch to add
> support for LSM9DS1 sensor to st_lsm6dsx driver
>
> Tested-by: Martin Kepplinger <martin.kepplinger@puri.sm>
> Signed-off-by: Lorenzo Bianconi <lorenzo@kernel.org>
Applied to the togreg branch of iio.git and pushed out as testing
for the autobuilders to play with it.
Thanks,
Jonathan
> ---
> drivers/iio/imu/st_lsm6dsx/st_lsm6dsx.h | 2 +
> drivers/iio/imu/st_lsm6dsx/st_lsm6dsx_core.c | 196 ++++++++++++++++---
> 2 files changed, 166 insertions(+), 32 deletions(-)
>
> diff --git a/drivers/iio/imu/st_lsm6dsx/st_lsm6dsx.h b/drivers/iio/imu/st_lsm6dsx/st_lsm6dsx.h
> index af379a5429ed..3a89f3f6e2c7 100644
> --- a/drivers/iio/imu/st_lsm6dsx/st_lsm6dsx.h
> +++ b/drivers/iio/imu/st_lsm6dsx/st_lsm6dsx.h
> @@ -200,6 +200,7 @@ struct st_lsm6dsx_ext_dev_settings {
> * @wai: Sensor WhoAmI default value.
> * @max_fifo_size: Sensor max fifo length in FIFO words.
> * @id: List of hw id/device name supported by the driver configuration.
> + * @odr_table: Hw sensors odr table (Hz + val).
> * @decimator: List of decimator register info (addr + mask).
> * @batch: List of FIFO batching register info (addr + mask).
> * @fifo_ops: Sensor hw FIFO parameters.
> @@ -213,6 +214,7 @@ struct st_lsm6dsx_settings {
> enum st_lsm6dsx_hw_id hw_id;
> const char *name;
> } id[ST_LSM6DSX_MAX_ID];
> + struct st_lsm6dsx_odr_table_entry odr_table[2];
> struct st_lsm6dsx_reg decimator[ST_LSM6DSX_MAX_ID];
> struct st_lsm6dsx_reg batch[ST_LSM6DSX_MAX_ID];
> struct st_lsm6dsx_fifo_ops fifo_ops;
> diff --git a/drivers/iio/imu/st_lsm6dsx/st_lsm6dsx_core.c b/drivers/iio/imu/st_lsm6dsx/st_lsm6dsx_core.c
> index d8c4417cf4eb..b3c6c9792913 100644
> --- a/drivers/iio/imu/st_lsm6dsx/st_lsm6dsx_core.c
> +++ b/drivers/iio/imu/st_lsm6dsx/st_lsm6dsx_core.c
> @@ -69,33 +69,6 @@
> #define ST_LSM6DSX_REG_GYRO_OUT_Y_L_ADDR 0x24
> #define ST_LSM6DSX_REG_GYRO_OUT_Z_L_ADDR 0x26
>
> -static const struct st_lsm6dsx_odr_table_entry st_lsm6dsx_odr_table[] = {
> - [ST_LSM6DSX_ID_ACC] = {
> - .reg = {
> - .addr = 0x10,
> - .mask = GENMASK(7, 4),
> - },
> - .odr_avl[0] = { 13, 0x01 },
> - .odr_avl[1] = { 26, 0x02 },
> - .odr_avl[2] = { 52, 0x03 },
> - .odr_avl[3] = { 104, 0x04 },
> - .odr_avl[4] = { 208, 0x05 },
> - .odr_avl[5] = { 416, 0x06 },
> - },
> - [ST_LSM6DSX_ID_GYRO] = {
> - .reg = {
> - .addr = 0x11,
> - .mask = GENMASK(7, 4),
> - },
> - .odr_avl[0] = { 13, 0x01 },
> - .odr_avl[1] = { 26, 0x02 },
> - .odr_avl[2] = { 52, 0x03 },
> - .odr_avl[3] = { 104, 0x04 },
> - .odr_avl[4] = { 208, 0x05 },
> - .odr_avl[5] = { 416, 0x06 },
> - }
> -};
> -
> static const struct st_lsm6dsx_fs_table_entry st_lsm6dsx_fs_table[] = {
> [ST_LSM6DSX_ID_ACC] = {
> .reg = {
> @@ -129,6 +102,32 @@ static const struct st_lsm6dsx_settings st_lsm6dsx_sensor_settings[] = {
> .name = ST_LSM6DS3_DEV_NAME,
> },
> },
> + .odr_table = {
> + [ST_LSM6DSX_ID_ACC] = {
> + .reg = {
> + .addr = 0x10,
> + .mask = GENMASK(7, 4),
> + },
> + .odr_avl[0] = { 13, 0x01 },
> + .odr_avl[1] = { 26, 0x02 },
> + .odr_avl[2] = { 52, 0x03 },
> + .odr_avl[3] = { 104, 0x04 },
> + .odr_avl[4] = { 208, 0x05 },
> + .odr_avl[5] = { 416, 0x06 },
> + },
> + [ST_LSM6DSX_ID_GYRO] = {
> + .reg = {
> + .addr = 0x11,
> + .mask = GENMASK(7, 4),
> + },
> + .odr_avl[0] = { 13, 0x01 },
> + .odr_avl[1] = { 26, 0x02 },
> + .odr_avl[2] = { 52, 0x03 },
> + .odr_avl[3] = { 104, 0x04 },
> + .odr_avl[4] = { 208, 0x05 },
> + .odr_avl[5] = { 416, 0x06 },
> + },
> + },
> .decimator = {
> [ST_LSM6DSX_ID_ACC] = {
> .addr = 0x08,
> @@ -179,6 +178,32 @@ static const struct st_lsm6dsx_settings st_lsm6dsx_sensor_settings[] = {
> .name = ST_LSM6DS3H_DEV_NAME,
> },
> },
> + .odr_table = {
> + [ST_LSM6DSX_ID_ACC] = {
> + .reg = {
> + .addr = 0x10,
> + .mask = GENMASK(7, 4),
> + },
> + .odr_avl[0] = { 13, 0x01 },
> + .odr_avl[1] = { 26, 0x02 },
> + .odr_avl[2] = { 52, 0x03 },
> + .odr_avl[3] = { 104, 0x04 },
> + .odr_avl[4] = { 208, 0x05 },
> + .odr_avl[5] = { 416, 0x06 },
> + },
> + [ST_LSM6DSX_ID_GYRO] = {
> + .reg = {
> + .addr = 0x11,
> + .mask = GENMASK(7, 4),
> + },
> + .odr_avl[0] = { 13, 0x01 },
> + .odr_avl[1] = { 26, 0x02 },
> + .odr_avl[2] = { 52, 0x03 },
> + .odr_avl[3] = { 104, 0x04 },
> + .odr_avl[4] = { 208, 0x05 },
> + .odr_avl[5] = { 416, 0x06 },
> + },
> + },
> .decimator = {
> [ST_LSM6DSX_ID_ACC] = {
> .addr = 0x08,
> @@ -238,6 +263,32 @@ static const struct st_lsm6dsx_settings st_lsm6dsx_sensor_settings[] = {
> .name = ST_LSM6DS3TRC_DEV_NAME,
> },
> },
> + .odr_table = {
> + [ST_LSM6DSX_ID_ACC] = {
> + .reg = {
> + .addr = 0x10,
> + .mask = GENMASK(7, 4),
> + },
> + .odr_avl[0] = { 13, 0x01 },
> + .odr_avl[1] = { 26, 0x02 },
> + .odr_avl[2] = { 52, 0x03 },
> + .odr_avl[3] = { 104, 0x04 },
> + .odr_avl[4] = { 208, 0x05 },
> + .odr_avl[5] = { 416, 0x06 },
> + },
> + [ST_LSM6DSX_ID_GYRO] = {
> + .reg = {
> + .addr = 0x11,
> + .mask = GENMASK(7, 4),
> + },
> + .odr_avl[0] = { 13, 0x01 },
> + .odr_avl[1] = { 26, 0x02 },
> + .odr_avl[2] = { 52, 0x03 },
> + .odr_avl[3] = { 104, 0x04 },
> + .odr_avl[4] = { 208, 0x05 },
> + .odr_avl[5] = { 416, 0x06 },
> + },
> + },
> .decimator = {
> [ST_LSM6DSX_ID_ACC] = {
> .addr = 0x08,
> @@ -291,6 +342,32 @@ static const struct st_lsm6dsx_settings st_lsm6dsx_sensor_settings[] = {
> .name = ST_LSM6DSOX_DEV_NAME,
> },
> },
> + .odr_table = {
> + [ST_LSM6DSX_ID_ACC] = {
> + .reg = {
> + .addr = 0x10,
> + .mask = GENMASK(7, 4),
> + },
> + .odr_avl[0] = { 13, 0x01 },
> + .odr_avl[1] = { 26, 0x02 },
> + .odr_avl[2] = { 52, 0x03 },
> + .odr_avl[3] = { 104, 0x04 },
> + .odr_avl[4] = { 208, 0x05 },
> + .odr_avl[5] = { 416, 0x06 },
> + },
> + [ST_LSM6DSX_ID_GYRO] = {
> + .reg = {
> + .addr = 0x11,
> + .mask = GENMASK(7, 4),
> + },
> + .odr_avl[0] = { 13, 0x01 },
> + .odr_avl[1] = { 26, 0x02 },
> + .odr_avl[2] = { 52, 0x03 },
> + .odr_avl[3] = { 104, 0x04 },
> + .odr_avl[4] = { 208, 0x05 },
> + .odr_avl[5] = { 416, 0x06 },
> + },
> + },
> .batch = {
> [ST_LSM6DSX_ID_ACC] = {
> .addr = 0x09,
> @@ -359,6 +436,32 @@ static const struct st_lsm6dsx_settings st_lsm6dsx_sensor_settings[] = {
> .name = ST_ASM330LHH_DEV_NAME,
> },
> },
> + .odr_table = {
> + [ST_LSM6DSX_ID_ACC] = {
> + .reg = {
> + .addr = 0x10,
> + .mask = GENMASK(7, 4),
> + },
> + .odr_avl[0] = { 13, 0x01 },
> + .odr_avl[1] = { 26, 0x02 },
> + .odr_avl[2] = { 52, 0x03 },
> + .odr_avl[3] = { 104, 0x04 },
> + .odr_avl[4] = { 208, 0x05 },
> + .odr_avl[5] = { 416, 0x06 },
> + },
> + [ST_LSM6DSX_ID_GYRO] = {
> + .reg = {
> + .addr = 0x11,
> + .mask = GENMASK(7, 4),
> + },
> + .odr_avl[0] = { 13, 0x01 },
> + .odr_avl[1] = { 26, 0x02 },
> + .odr_avl[2] = { 52, 0x03 },
> + .odr_avl[3] = { 104, 0x04 },
> + .odr_avl[4] = { 208, 0x05 },
> + .odr_avl[5] = { 416, 0x06 },
> + },
> + },
> .batch = {
> [ST_LSM6DSX_ID_ACC] = {
> .addr = 0x09,
> @@ -401,6 +504,32 @@ static const struct st_lsm6dsx_settings st_lsm6dsx_sensor_settings[] = {
> .name = ST_LSM6DSR_DEV_NAME,
> },
> },
> + .odr_table = {
> + [ST_LSM6DSX_ID_ACC] = {
> + .reg = {
> + .addr = 0x10,
> + .mask = GENMASK(7, 4),
> + },
> + .odr_avl[0] = { 13, 0x01 },
> + .odr_avl[1] = { 26, 0x02 },
> + .odr_avl[2] = { 52, 0x03 },
> + .odr_avl[3] = { 104, 0x04 },
> + .odr_avl[4] = { 208, 0x05 },
> + .odr_avl[5] = { 416, 0x06 },
> + },
> + [ST_LSM6DSX_ID_GYRO] = {
> + .reg = {
> + .addr = 0x11,
> + .mask = GENMASK(7, 4),
> + },
> + .odr_avl[0] = { 13, 0x01 },
> + .odr_avl[1] = { 26, 0x02 },
> + .odr_avl[2] = { 52, 0x03 },
> + .odr_avl[3] = { 104, 0x04 },
> + .odr_avl[4] = { 208, 0x05 },
> + .odr_avl[5] = { 416, 0x06 },
> + },
> + },
> .batch = {
> [ST_LSM6DSX_ID_ACC] = {
> .addr = 0x09,
> @@ -563,20 +692,22 @@ static int st_lsm6dsx_set_full_scale(struct st_lsm6dsx_sensor *sensor,
>
> int st_lsm6dsx_check_odr(struct st_lsm6dsx_sensor *sensor, u16 odr, u8 *val)
> {
> + const struct st_lsm6dsx_odr_table_entry *odr_table;
> int i;
>
> + odr_table = &sensor->hw->settings->odr_table[sensor->id];
> for (i = 0; i < ST_LSM6DSX_ODR_LIST_SIZE; i++)
> /*
> * ext devices can run at different odr respect to
> * accel sensor
> */
> - if (st_lsm6dsx_odr_table[sensor->id].odr_avl[i].hz >= odr)
> + if (odr_table->odr_avl[i].hz >= odr)
> break;
>
> if (i == ST_LSM6DSX_ODR_LIST_SIZE)
> return -EINVAL;
>
> - *val = st_lsm6dsx_odr_table[sensor->id].odr_avl[i].val;
> + *val = odr_table->odr_avl[i].val;
>
> return 0;
> }
> @@ -641,7 +772,7 @@ static int st_lsm6dsx_set_odr(struct st_lsm6dsx_sensor *sensor, u16 req_odr)
> return err;
> }
>
> - reg = &st_lsm6dsx_odr_table[ref_sensor->id].reg;
> + reg = &hw->settings->odr_table[ref_sensor->id].reg;
> data = ST_LSM6DSX_SHIFT_VAL(val, reg->mask);
> return st_lsm6dsx_update_bits_locked(hw, reg->addr, reg->mask, data);
> }
> @@ -786,11 +917,12 @@ st_lsm6dsx_sysfs_sampling_frequency_avail(struct device *dev,
> {
> 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;
> int i, len = 0;
>
> for (i = 0; i < ST_LSM6DSX_ODR_LIST_SIZE; i++)
> len += scnprintf(buf + len, PAGE_SIZE - len, "%d ",
> - st_lsm6dsx_odr_table[id].odr_avl[i].hz);
> + hw->settings->odr_table[id].odr_avl[i].hz);
> buf[len - 1] = '\n';
>
> return len;
> @@ -1040,7 +1172,7 @@ static struct iio_dev *st_lsm6dsx_alloc_iiodev(struct st_lsm6dsx_hw *hw,
> sensor = iio_priv(iio_dev);
> sensor->id = id;
> sensor->hw = hw;
> - sensor->odr = st_lsm6dsx_odr_table[id].odr_avl[0].hz;
> + sensor->odr = hw->settings->odr_table[id].odr_avl[0].hz;
> sensor->gain = st_lsm6dsx_fs_table[id].fs_avl[0].gain;
> sensor->watermark = 1;
>
next prev parent reply other threads:[~2019-08-05 14:17 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-07-29 19:22 [PATCH v2 0/4] st_lsm6dsx: move {odr,fs}_table in Lorenzo Bianconi
2019-07-29 19:22 ` [PATCH v2 1/4] iio: imu: st_lsm6dsx: move odr_table in st_lsm6dsx_sensor_settings Lorenzo Bianconi
2019-08-05 14:17 ` Jonathan Cameron [this message]
2019-07-29 19:22 ` [PATCH v2 2/4] iio: imu: st_lsm6dsx: move fs_table " Lorenzo Bianconi
2019-08-05 14:18 ` Jonathan Cameron
2019-07-29 19:22 ` [PATCH v2 3/4] iio: imu: st_lsm6dsx: inline output acc/gyro output regs Lorenzo Bianconi
2019-08-02 5:35 ` Martin Kepplinger
2019-08-05 14:18 ` Jonathan Cameron
2019-07-29 19:22 ` [PATCH v2 4/4] iio: imu: st_lsm6dsx: move iio chan definitions in st_lsm6dsx_sensor_settings Lorenzo Bianconi
2019-08-02 5:36 ` Martin Kepplinger
2019-08-05 14:19 ` Jonathan Cameron
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