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| author |   Lorenzo Bianconi <lorenzo@kernel.org> | 2019-08-21 15:25:17 +0200 |
|---|---|---|
| committer |   Jonathan Cameron <Jonathan.Cameron@huawei.com> | 2019-08-26 08:52:03 +0100 |
| commit | 3b72950d5a331686f55a11149b93e2543289b19b (patch) | |
| tree | 789ffd740c9cf054e865fd60ac0464faba954983 /drivers/iio/imu/st_lsm6dsx/st_lsm6dsx_buffer.c | |
| parent | dt-bindings: iio: light: isl29501: Rename bindings documentation file (diff) | |
| download | linux-dev-3b72950d5a331686f55a11149b93e2543289b19b.tar.xz linux-dev-3b72950d5a331686f55a11149b93e2543289b19b.zip | |
iio: imu: st_lsm6dsx: introduce update_fifo function pointer
Introduce update_fifo routine pointer in st_lsm6dsx_fifo_ops data
structure since we will need a different update FIFO configuration
callback adding support for lsm6ds0/lsm9ds1 imu device
Signed-off-by: Lorenzo Bianconi <lorenzo@kernel.org>
Tested-by: Martin Kepplinger <martin.kepplinger@puri.sm>
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
Diffstat (limited to 'drivers/iio/imu/st_lsm6dsx/st_lsm6dsx_buffer.c')
| -rw-r--r-- | drivers/iio/imu/st_lsm6dsx/st_lsm6dsx_buffer.c | 19 |
1 files changed, 15 insertions, 4 deletions
diff --git a/drivers/iio/imu/st_lsm6dsx/st_lsm6dsx_buffer.c b/drivers/iio/imu/st_lsm6dsx/st_lsm6dsx_buffer.c index 2c03a5b80f80..b0f3da1976e4 100644 --- a/drivers/iio/imu/st_lsm6dsx/st_lsm6dsx_buffer.c +++ b/drivers/iio/imu/st_lsm6dsx/st_lsm6dsx_buffer.c @@ -602,9 +602,8 @@ int st_lsm6dsx_flush_fifo(struct st_lsm6dsx_hw *hw) return err; } -static int st_lsm6dsx_update_fifo(struct iio_dev *iio_dev, bool enable) +int st_lsm6dsx_update_fifo(struct st_lsm6dsx_sensor *sensor, bool enable) { - struct st_lsm6dsx_sensor *sensor = iio_priv(iio_dev); struct st_lsm6dsx_hw *hw = sensor->hw; int err; @@ -676,12 +675,24 @@ static irqreturn_t st_lsm6dsx_handler_thread(int irq, void *private) static int st_lsm6dsx_buffer_preenable(struct iio_dev *iio_dev) { - return st_lsm6dsx_update_fifo(iio_dev, true); + struct st_lsm6dsx_sensor *sensor = iio_priv(iio_dev); + struct st_lsm6dsx_hw *hw = sensor->hw; + + if (!hw->settings->fifo_ops.update_fifo) + return -ENOTSUPP; + + return hw->settings->fifo_ops.update_fifo(sensor, true); } static int st_lsm6dsx_buffer_postdisable(struct iio_dev *iio_dev) { - return st_lsm6dsx_update_fifo(iio_dev, false); + struct st_lsm6dsx_sensor *sensor = iio_priv(iio_dev); + struct st_lsm6dsx_hw *hw = sensor->hw; + + if (!hw->settings->fifo_ops.update_fifo) + return -ENOTSUPP; + + return hw->settings->fifo_ops.update_fifo(sensor, false); } static const struct iio_buffer_setup_ops st_lsm6dsx_buffer_ops = { |