iio: imu: st_lsm6dsx: move odr_table in st_lsm6dsx_sensor_settings

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>
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>

diff --git a/drivers/iio/imu/st_lsm6dsx/st_lsm6dsx.h b/drivers/iio/imu/st_lsm6dsx/st_lsm6dsx.h
index af379a5429edad3c73446b33d8f2f3918462e850..3a89f3f6e2c73195f264c11fd2ba48ef64c660d4 100644 (file)
--- 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 d8c4417cf4eb8a41b5df92b3d6127b5d7479bbc4..b3c6c9792913d12f8217d5abe765e181ee3e012d 100644 (file)
--- 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;