From: Jean-Baptiste Maneyrol jean-baptiste.maneyrol@tdk.com
Track correctly FIFO state and apply ODR change before starting the chip. Without the fix, you cannot change ODR more than 1 time when data buffering is off.
Fixes: 111e1abd0045 ("iio: imu: inv_mpu6050: use the common inv_sensors timestamp module") Signed-off-by: Jean-Baptiste Maneyrol jean-baptiste.maneyrol@tdk.com --- drivers/iio/imu/inv_mpu6050/inv_mpu_trigger.c | 5 +++++ 1 file changed, 5 insertions(+)
diff --git a/drivers/iio/imu/inv_mpu6050/inv_mpu_trigger.c b/drivers/iio/imu/inv_mpu6050/inv_mpu_trigger.c index 676704f9151f..e6e6e94452a3 100644 --- a/drivers/iio/imu/inv_mpu6050/inv_mpu_trigger.c +++ b/drivers/iio/imu/inv_mpu6050/inv_mpu_trigger.c @@ -111,6 +111,7 @@ int inv_mpu6050_prepare_fifo(struct inv_mpu6050_state *st, bool enable) if (enable) { /* reset timestamping */ inv_sensors_timestamp_reset(&st->timestamp); + inv_sensors_timestamp_apply_odr(&st->timestamp, 0, 0, 0); /* reset FIFO */ d = st->chip_config.user_ctrl | INV_MPU6050_BIT_FIFO_RST; ret = regmap_write(st->map, st->reg->user_ctrl, d); @@ -184,6 +185,10 @@ static int inv_mpu6050_set_enable(struct iio_dev *indio_dev, bool enable) if (result) goto error_power_off; } else { + st->chip_config.gyro_fifo_enable = 0; + st->chip_config.accl_fifo_enable = 0; + st->chip_config.temp_fifo_enable = 0; + st->chip_config.magn_fifo_enable = 0; result = inv_mpu6050_prepare_fifo(st, false); if (result) goto error_power_off; -- 2.34.1
On Mon, Feb 19, 2024 at 10:49:01AM +0000, inv.git-commit@tdk.com wrote:
From: Jean-Baptiste Maneyrol jean-baptiste.maneyrol@tdk.com
Track correctly FIFO state and apply ODR change before starting the chip. Without the fix, you cannot change ODR more than 1 time when data buffering is off.
Fixes: 111e1abd0045 ("iio: imu: inv_mpu6050: use the common inv_sensors timestamp module") Signed-off-by: Jean-Baptiste Maneyrol jean-baptiste.maneyrol@tdk.com
drivers/iio/imu/inv_mpu6050/inv_mpu_trigger.c | 5 +++++ 1 file changed, 5 insertions(+)
diff --git a/drivers/iio/imu/inv_mpu6050/inv_mpu_trigger.c b/drivers/iio/imu/inv_mpu6050/inv_mpu_trigger.c index 676704f9151f..e6e6e94452a3 100644 --- a/drivers/iio/imu/inv_mpu6050/inv_mpu_trigger.c +++ b/drivers/iio/imu/inv_mpu6050/inv_mpu_trigger.c @@ -111,6 +111,7 @@ int inv_mpu6050_prepare_fifo(struct inv_mpu6050_state *st, bool enable) if (enable) { /* reset timestamping */ inv_sensors_timestamp_reset(&st->timestamp);
inv_sensors_timestamp_apply_odr(&st->timestamp, 0, 0, 0);@@ -184,6 +185,10 @@ static int inv_mpu6050_set_enable(struct iio_dev *indio_dev, bool enable) if (result) goto error_power_off; } else {
st->chip_config.gyro_fifo_enable = 0;st->chip_config.accl_fifo_enable = 0;st->chip_config.temp_fifo_enable = 0;st->chip_config.magn_fifo_enable = 0;-- 2.34.1
<formletter>
This is not the correct way to submit patches for inclusion in the stable kernel tree. Please read: https://www.kernel.org/doc/html/latest/process/stable-kernel-rules.html for how to do this properly.
</formletter>
linux-stable-mirror@lists.linaro.org
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Greg KH -
inv.git-commit＠tdk.com