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SubjectRe: [PATCH] iio: hid-sensors: move triggered buffer setup into hid_sensor_setup_trigger
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On Sat, 2020-04-25 at 07:22 +0000, Ardelean, Alexandru wrote:
> On Sat, 2020-04-25 at 06:28 +0000, Ardelean, Alexandru wrote:
> > [External]
> >
> > On Fri, 2020-04-24 at 14:31 -0700, Srinivas Pandruvada wrote:
> > > [External]
> > >
> > > On Fri, 2020-04-24 at 07:34 +0300, Alexandru Ardelean wrote:
> > > > The main intent here is to get rid of the
> > > > iio_buffer_set_attrs()
> > > > helper, or
> > > > at least rework it's usage a bit.
> > > > The problem with that helper is that it needs a pointer to the
> > > > buffer,
> > > > which makes supporting multiple buffers per IIO device a bit
> > > > more
> > > > cumbersome.
> > > >
> > > > The hid_sensor_setup_trigger() is pretty much used in the same
> > > > way:
> > > > - iio_triggered_buffer_setup() gets called before
> > > > - then hid_sensor_setup_trigger() and
> > > > hid_sensor_setup_batch_mode()
> > > > gets
> > > > called which may attach some fifo attributes
> > > >
> > > > This change merges the 2 together under the
> > > > hid_sensor_setup_trigger()
> > > > function. Only the &iio_pollfunc_store_time is passed to all
> > > > devices,
> > > > so
> > > > it's not even required to pass it explicitly outside of the
> > > > common
> > > > hid_sensor_setup_trigger() function.
> > > >
> > > > Moving the devm_iio_triggered_buffer_setup/cleanup() calls into
> > > > the
> > > > common
> > > > place code can help the rework of the buffer code, since it is
> > > > in one
> > > > place.
> > > >
> > > > One detail of the change is that there are 2 drivers that use
> > > > devm_iio_triggered_buffer_setup(). That function gets
> > > > implicitly
> > > > replaced with iio_triggered_buffer_setup()/cleanup(), but since
> > > > all
> > > > drivers
> > > > call both hid_sensor_setup_trigger9) &
> > > > hid_sensor_remove_trigger()
> > > > trigger,
> > > > the iio_triggered_buffer_cleanup() piggy backs on the
> > > > hid_sensor_remove_trigger() call, which should cover the
> > > > cleanup.
> > >
> > > Did you test on any platform? You can check any later laptops and
> > > check
> > > display rotation.
> >
> > Sorry, I didn't.
> > I do remember seeing this on some smaller tablet-laptops, but I
> > don't have one
> > around.
> > The newest I have is Dell Precision 5520 from 2 years ago. Which is
> > more of an
> > office laptop.
> >
> > I can't seem to find any IIO devices on it.
> > So, I don't think it has any display rotation; on Windows I'm
> > pretty sure I
> > didn't see anything about.
> >
>
> I should mention.
> I'm running XUbuntu 19.10, kernel version is 5.3
> XUbuntu is basically Ubuntu re-packaged with XFCE.

Not sure about this laptop. But most of the 2-in-1s released in last 2-
3 years should have sensor hub in it.
Can you check lspci -vvv?


Thanks,
Srinivas

>
>
> > Maybe I missed it.
> > Any pointers are appreciated.
> >
> > Thanks
> > Alex
> >
> > > Thanks,
> > > Srinivas
> > >
> > > > Signed-off-by: Alexandru Ardelean <
> > > > alexandru.ardelean@analog.com>
> > > > ---
> > > > drivers/iio/accel/hid-sensor-accel-3d.c | 18 ++++----
> > > > ------
> > > > ----
> > > > .../common/hid-sensors/hid-sensor-trigger.c | 18
> > > > +++++++++++++++-
> > > > --
> > > > .../common/hid-sensors/hid-sensor-trigger.h | 3 ++-
> > > > drivers/iio/gyro/hid-sensor-gyro-3d.c | 18 ++++----
> > > > ------
> > > > ----
> > > > drivers/iio/humidity/hid-sensor-humidity.c | 12 +++-------
> > > > --
> > > > drivers/iio/light/hid-sensor-als.c | 18 ++++----
> > > > ------
> > > > ----
> > > > drivers/iio/light/hid-sensor-prox.c | 18 ++++----
> > > > ------
> > > > ----
> > > > drivers/iio/magnetometer/hid-sensor-magn-3d.c | 18 ++++----
> > > > ------
> > > > ----
> > > > drivers/iio/orientation/hid-sensor-incl-3d.c | 18 ++++----
> > > > ------
> > > > ----
> > > > drivers/iio/orientation/hid-sensor-rotation.c | 18 ++++----
> > > > ------
> > > > ----
> > > > drivers/iio/pressure/hid-sensor-press.c | 18 ++++----
> > > > ------
> > > > ----
> > > > .../iio/temperature/hid-sensor-temperature.c | 12 +++-------
> > > > --
> > > > 12 files changed, 55 insertions(+), 134 deletions(-)
> > > >
> > > > diff --git a/drivers/iio/accel/hid-sensor-accel-3d.c
> > > > b/drivers/iio/accel/hid-sensor-accel-3d.c
> > > > index 0d9e2def2b25..0ec0533448bc 100644
> > > > --- a/drivers/iio/accel/hid-sensor-accel-3d.c
> > > > +++ b/drivers/iio/accel/hid-sensor-accel-3d.c
> > > > @@ -14,8 +14,6 @@
> > > > #include <linux/iio/iio.h>
> > > > #include <linux/iio/sysfs.h>
> > > > #include <linux/iio/buffer.h>
> > > > -#include <linux/iio/trigger_consumer.h>
> > > > -#include <linux/iio/triggered_buffer.h>
> > > > #include "../common/hid-sensors/hid-sensor-trigger.h"
> > > >
> > > > enum accel_3d_channel {
> > > > @@ -391,18 +389,13 @@ static int hid_accel_3d_probe(struct
> > > > platform_device *pdev)
> > > > indio_dev->name = name;
> > > > indio_dev->modes = INDIO_DIRECT_MODE;
> > > >
> > > > - ret = iio_triggered_buffer_setup(indio_dev,
> > > > &iio_pollfunc_store_time,
> > > > - NULL, NULL);
> > > > - if (ret) {
> > > > - dev_err(&pdev->dev, "failed to initialize
> > > > trigger
> > > > buffer\n");
> > > > - goto error_free_dev_mem;
> > > > - }
> > > > atomic_set(&accel_state->common_attributes.data_ready,
> > > > 0);
> > > > +
> > > > ret = hid_sensor_setup_trigger(indio_dev, name,
> > > > &accel_state-
> > > > > common_attributes);
> > > > if (ret < 0) {
> > > > dev_err(&pdev->dev, "trigger setup failed\n");
> > > > - goto error_unreg_buffer_funcs;
> > > > + goto error_free_dev_mem;
> > > > }
> > > >
> > > > ret = iio_device_register(indio_dev);
> > > > @@ -426,9 +419,7 @@ static int hid_accel_3d_probe(struct
> > > > platform_device *pdev)
> > > > error_iio_unreg:
> > > > iio_device_unregister(indio_dev);
> > > > error_remove_trigger:
> > > > - hid_sensor_remove_trigger(&accel_state-
> > > > >common_attributes);
> > > > -error_unreg_buffer_funcs:
> > > > - iio_triggered_buffer_cleanup(indio_dev);
> > > > + hid_sensor_remove_trigger(indio_dev, &accel_state-
> > > > > common_attributes);
> > > > error_free_dev_mem:
> > > > kfree(indio_dev->channels);
> > > > return ret;
> > > > @@ -443,8 +434,7 @@ static int hid_accel_3d_remove(struct
> > > > platform_device *pdev)
> > > >
> > > > sensor_hub_remove_callback(hsdev, hsdev->usage);
> > > > iio_device_unregister(indio_dev);
> > > > - hid_sensor_remove_trigger(&accel_state-
> > > > >common_attributes);
> > > > - iio_triggered_buffer_cleanup(indio_dev);
> > > > + hid_sensor_remove_trigger(indio_dev, &accel_state-
> > > > > common_attributes);
> > > > kfree(indio_dev->channels);
> > > >
> > > > return 0;
> > > > diff --git a/drivers/iio/common/hid-sensors/hid-sensor-
> > > > trigger.c
> > > > b/drivers/iio/common/hid-sensors/hid-sensor-trigger.c
> > > > index 906d87780419..ff375790b7e8 100644
> > > > --- a/drivers/iio/common/hid-sensors/hid-sensor-trigger.c
> > > > +++ b/drivers/iio/common/hid-sensors/hid-sensor-trigger.c
> > > > @@ -13,6 +13,8 @@
> > > > #include <linux/hid-sensor-hub.h>
> > > > #include <linux/iio/iio.h>
> > > > #include <linux/iio/trigger.h>
> > > > +#include <linux/iio/triggered_buffer.h>
> > > > +#include <linux/iio/trigger_consumer.h>
> > > > #include <linux/iio/buffer.h>
> > > > #include <linux/iio/sysfs.h>
> > > > #include "hid-sensor-trigger.h"
> > > > @@ -222,7 +224,8 @@ static int
> > > > hid_sensor_data_rdy_trigger_set_state(struct iio_trigger *trig,
> > > > return
> > > > hid_sensor_power_state(iio_trigger_get_drvdata(trig),
> > > > state);
> > > > }
> > > >
> > > > -void hid_sensor_remove_trigger(struct hid_sensor_common
> > > > *attrb)
> > > > +void hid_sensor_remove_trigger(struct iio_dev *indio_dev,
> > > > + struct hid_sensor_common *attrb)
> > > > {
> > > > if (atomic_read(&attrb->runtime_pm_enable))
> > > > pm_runtime_disable(&attrb->pdev->dev);
> > > > @@ -233,6 +236,7 @@ void hid_sensor_remove_trigger(struct
> > > > hid_sensor_common *attrb)
> > > > cancel_work_sync(&attrb->work);
> > > > iio_trigger_unregister(attrb->trigger);
> > > > iio_trigger_free(attrb->trigger);
> > > > + iio_triggered_buffer_cleanup(indio_dev);
> > > > }
> > > > EXPORT_SYMBOL(hid_sensor_remove_trigger);
> > > >
> > > > @@ -246,11 +250,18 @@ int hid_sensor_setup_trigger(struct
> > > > iio_dev
> > > > *indio_dev, const char *name,
> > > > int ret;
> > > > struct iio_trigger *trig;
> > > >
> > > > + ret = iio_triggered_buffer_setup(indio_dev,
> > > > &iio_pollfunc_store_time,
> > > > + NULL, NULL);
> > > > + if (ret) {
> > > > + dev_err(&indio_dev->dev, "Triggered Buffer
> > > > Setup
> > > > Failed\n");
> > > > + return ret;
> > > > + }
> > > > +
> > > > trig = iio_trigger_alloc("%s-dev%d", name, indio_dev-
> > > > >id);
> > > > if (trig == NULL) {
> > > > dev_err(&indio_dev->dev, "Trigger Allocate
> > > > Failed\n");
> > > > ret = -ENOMEM;
> > > > - goto error_ret;
> > > > + goto error_triggered_buffer_cleanup;
> > > > }
> > > >
> > > > trig->dev.parent = indio_dev->dev.parent;
> > > > @@ -284,7 +295,8 @@ int hid_sensor_setup_trigger(struct iio_dev
> > > > *indio_dev, const char *name,
> > > > iio_trigger_unregister(trig);
> > > > error_free_trig:
> > > > iio_trigger_free(trig);
> > > > -error_ret:
> > > > +error_triggered_buffer_cleanup:
> > > > + iio_triggered_buffer_cleanup(indio_dev);
> > > > return ret;
> > > > }
> > > > EXPORT_SYMBOL(hid_sensor_setup_trigger);
> > > > diff --git a/drivers/iio/common/hid-sensors/hid-sensor-
> > > > trigger.h
> > > > b/drivers/iio/common/hid-sensors/hid-sensor-trigger.h
> > > > index f47b940ff170..bb45cc89e551 100644
> > > > --- a/drivers/iio/common/hid-sensors/hid-sensor-trigger.h
> > > > +++ b/drivers/iio/common/hid-sensors/hid-sensor-trigger.h
> > > > @@ -13,7 +13,8 @@ extern const struct dev_pm_ops
> > > > hid_sensor_pm_ops;
> > > >
> > > > int hid_sensor_setup_trigger(struct iio_dev *indio_dev, const
> > > > char
> > > > *name,
> > > > struct hid_sensor_common
> > > > *attrb);
> > > > -void hid_sensor_remove_trigger(struct hid_sensor_common
> > > > *attrb);
> > > > +void hid_sensor_remove_trigger(struct iio_dev *indio_dev,
> > > > + struct hid_sensor_common
> > > > *attrb);
> > > > int hid_sensor_power_state(struct hid_sensor_common *st, bool
> > > > state);
> > > >
> > > > #endif
> > > > diff --git a/drivers/iio/gyro/hid-sensor-gyro-3d.c
> > > > b/drivers/iio/gyro/hid-sensor-gyro-3d.c
> > > > index 08cacbbf31e6..7f382aae1dfd 100644
> > > > --- a/drivers/iio/gyro/hid-sensor-gyro-3d.c
> > > > +++ b/drivers/iio/gyro/hid-sensor-gyro-3d.c
> > > > @@ -14,8 +14,6 @@
> > > > #include <linux/iio/iio.h>
> > > > #include <linux/iio/sysfs.h>
> > > > #include <linux/iio/buffer.h>
> > > > -#include <linux/iio/trigger_consumer.h>
> > > > -#include <linux/iio/triggered_buffer.h>
> > > > #include "../common/hid-sensors/hid-sensor-trigger.h"
> > > >
> > > > enum gyro_3d_channel {
> > > > @@ -326,18 +324,13 @@ static int hid_gyro_3d_probe(struct
> > > > platform_device *pdev)
> > > > indio_dev->name = name;
> > > > indio_dev->modes = INDIO_DIRECT_MODE;
> > > >
> > > > - ret = iio_triggered_buffer_setup(indio_dev,
> > > > &iio_pollfunc_store_time,
> > > > - NULL, NULL);
> > > > - if (ret) {
> > > > - dev_err(&pdev->dev, "failed to initialize
> > > > trigger
> > > > buffer\n");
> > > > - goto error_free_dev_mem;
> > > > - }
> > > > atomic_set(&gyro_state->common_attributes.data_ready,
> > > > 0);
> > > > +
> > > > ret = hid_sensor_setup_trigger(indio_dev, name,
> > > > &gyro_state-
> > > > > common_attributes);
> > > > if (ret < 0) {
> > > > dev_err(&pdev->dev, "trigger setup failed\n");
> > > > - goto error_unreg_buffer_funcs;
> > > > + goto error_free_dev_mem;
> > > > }
> > > >
> > > > ret = iio_device_register(indio_dev);
> > > > @@ -361,9 +354,7 @@ static int hid_gyro_3d_probe(struct
> > > > platform_device *pdev)
> > > > error_iio_unreg:
> > > > iio_device_unregister(indio_dev);
> > > > error_remove_trigger:
> > > > - hid_sensor_remove_trigger(&gyro_state-
> > > > >common_attributes);
> > > > -error_unreg_buffer_funcs:
> > > > - iio_triggered_buffer_cleanup(indio_dev);
> > > > + hid_sensor_remove_trigger(indio_dev, &gyro_state-
> > > > > common_attributes);
> > > > error_free_dev_mem:
> > > > kfree(indio_dev->channels);
> > > > return ret;
> > > > @@ -378,8 +369,7 @@ static int hid_gyro_3d_remove(struct
> > > > platform_device *pdev)
> > > >
> > > > sensor_hub_remove_callback(hsdev,
> > > > HID_USAGE_SENSOR_GYRO_3D);
> > > > iio_device_unregister(indio_dev);
> > > > - hid_sensor_remove_trigger(&gyro_state-
> > > > >common_attributes);
> > > > - iio_triggered_buffer_cleanup(indio_dev);
> > > > + hid_sensor_remove_trigger(indio_dev, &gyro_state-
> > > > > common_attributes);
> > > > kfree(indio_dev->channels);
> > > >
> > > > return 0;
> > > > diff --git a/drivers/iio/humidity/hid-sensor-humidity.c
> > > > b/drivers/iio/humidity/hid-sensor-humidity.c
> > > > index c99b54b0568d..d2318c4aab0f 100644
> > > > --- a/drivers/iio/humidity/hid-sensor-humidity.c
> > > > +++ b/drivers/iio/humidity/hid-sensor-humidity.c
> > > > @@ -7,8 +7,6 @@
> > > > #include <linux/hid-sensor-hub.h>
> > > > #include <linux/iio/buffer.h>
> > > > #include <linux/iio/iio.h>
> > > > -#include <linux/iio/triggered_buffer.h>
> > > > -#include <linux/iio/trigger_consumer.h>
> > > > #include <linux/module.h>
> > > > #include <linux/platform_device.h>
> > > >
> > > > @@ -233,12 +231,8 @@ static int hid_humidity_probe(struct
> > > > platform_device *pdev)
> > > > indio_dev->name = name;
> > > > indio_dev->modes = INDIO_DIRECT_MODE;
> > > >
> > > > - ret = devm_iio_triggered_buffer_setup(&pdev->dev,
> > > > indio_dev,
> > > > - &iio_pollfunc_store_tim
> > > > e, NULL,
> > > > NULL);
> > > > - if (ret)
> > > > - return ret;
> > > > -
> > > > atomic_set(&humid_st->common_attributes.data_ready, 0);
> > > > +
> > > > ret = hid_sensor_setup_trigger(indio_dev, name,
> > > > &humid_st->common_attributes);
> > > > if (ret)
> > > > @@ -261,7 +255,7 @@ static int hid_humidity_probe(struct
> > > > platform_device *pdev)
> > > > error_remove_callback:
> > > > sensor_hub_remove_callback(hsdev,
> > > > HID_USAGE_SENSOR_HUMIDITY);
> > > > error_remove_trigger:
> > > > - hid_sensor_remove_trigger(&humid_st-
> > > > >common_attributes);
> > > > + hid_sensor_remove_trigger(indio_dev, &humid_st-
> > > > > common_attributes);
> > > > return ret;
> > > > }
> > > >
> > > > @@ -274,7 +268,7 @@ static int hid_humidity_remove(struct
> > > > platform_device *pdev)
> > > >
> > > > iio_device_unregister(indio_dev);
> > > > sensor_hub_remove_callback(hsdev,
> > > > HID_USAGE_SENSOR_HUMIDITY);
> > > > - hid_sensor_remove_trigger(&humid_st-
> > > > >common_attributes);
> > > > + hid_sensor_remove_trigger(indio_dev, &humid_st-
> > > > > common_attributes);
> > > >
> > > > return 0;
> > > > }
> > > > diff --git a/drivers/iio/light/hid-sensor-als.c
> > > > b/drivers/iio/light/hid-sensor-als.c
> > > > index b6cd299517d1..81fa2a422797 100644
> > > > --- a/drivers/iio/light/hid-sensor-als.c
> > > > +++ b/drivers/iio/light/hid-sensor-als.c
> > > > @@ -14,8 +14,6 @@
> > > > #include <linux/iio/iio.h>
> > > > #include <linux/iio/sysfs.h>
> > > > #include <linux/iio/buffer.h>
> > > > -#include <linux/iio/trigger_consumer.h>
> > > > -#include <linux/iio/triggered_buffer.h>
> > > > #include "../common/hid-sensors/hid-sensor-trigger.h"
> > > >
> > > > enum {
> > > > @@ -308,18 +306,13 @@ static int hid_als_probe(struct
> > > > platform_device
> > > > *pdev)
> > > > indio_dev->name = name;
> > > > indio_dev->modes = INDIO_DIRECT_MODE;
> > > >
> > > > - ret = iio_triggered_buffer_setup(indio_dev,
> > > > &iio_pollfunc_store_time,
> > > > - NULL, NULL);
> > > > - if (ret) {
> > > > - dev_err(&pdev->dev, "failed to initialize
> > > > trigger
> > > > buffer\n");
> > > > - goto error_free_dev_mem;
> > > > - }
> > > > atomic_set(&als_state->common_attributes.data_ready,
> > > > 0);
> > > > +
> > > > ret = hid_sensor_setup_trigger(indio_dev, name,
> > > > &als_state->common_attributes);
> > > > if (ret < 0) {
> > > > dev_err(&pdev->dev, "trigger setup failed\n");
> > > > - goto error_unreg_buffer_funcs;
> > > > + goto error_free_dev_mem;
> > > > }
> > > >
> > > > ret = iio_device_register(indio_dev);
> > > > @@ -343,9 +336,7 @@ static int hid_als_probe(struct
> > > > platform_device
> > > > *pdev)
> > > > error_iio_unreg:
> > > > iio_device_unregister(indio_dev);
> > > > error_remove_trigger:
> > > > - hid_sensor_remove_trigger(&als_state-
> > > > >common_attributes);
> > > > -error_unreg_buffer_funcs:
> > > > - iio_triggered_buffer_cleanup(indio_dev);
> > > > + hid_sensor_remove_trigger(indio_dev, &als_state-
> > > > > common_attributes);
> > > > error_free_dev_mem:
> > > > kfree(indio_dev->channels);
> > > > return ret;
> > > > @@ -360,8 +351,7 @@ static int hid_als_remove(struct
> > > > platform_device
> > > > *pdev)
> > > >
> > > > sensor_hub_remove_callback(hsdev,
> > > > HID_USAGE_SENSOR_ALS);
> > > > iio_device_unregister(indio_dev);
> > > > - hid_sensor_remove_trigger(&als_state-
> > > > >common_attributes);
> > > > - iio_triggered_buffer_cleanup(indio_dev);
> > > > + hid_sensor_remove_trigger(indio_dev, &als_state-
> > > > > common_attributes);
> > > > kfree(indio_dev->channels);
> > > >
> > > > return 0;
> > > > diff --git a/drivers/iio/light/hid-sensor-prox.c
> > > > b/drivers/iio/light/hid-sensor-prox.c
> > > > index 7e1030af9ba3..e9c04df07344 100644
> > > > --- a/drivers/iio/light/hid-sensor-prox.c
> > > > +++ b/drivers/iio/light/hid-sensor-prox.c
> > > > @@ -14,8 +14,6 @@
> > > > #include <linux/iio/iio.h>
> > > > #include <linux/iio/sysfs.h>
> > > > #include <linux/iio/buffer.h>
> > > > -#include <linux/iio/trigger_consumer.h>
> > > > -#include <linux/iio/triggered_buffer.h>
> > > > #include "../common/hid-sensors/hid-sensor-trigger.h"
> > > >
> > > > #define CHANNEL_SCAN_INDEX_PRESENCE 0
> > > > @@ -286,18 +284,13 @@ static int hid_prox_probe(struct
> > > > platform_device *pdev)
> > > > indio_dev->name = name;
> > > > indio_dev->modes = INDIO_DIRECT_MODE;
> > > >
> > > > - ret = iio_triggered_buffer_setup(indio_dev,
> > > > &iio_pollfunc_store_time,
> > > > - NULL, NULL);
> > > > - if (ret) {
> > > > - dev_err(&pdev->dev, "failed to initialize
> > > > trigger
> > > > buffer\n");
> > > > - goto error_free_dev_mem;
> > > > - }
> > > > atomic_set(&prox_state->common_attributes.data_ready,
> > > > 0);
> > > > +
> > > > ret = hid_sensor_setup_trigger(indio_dev, name,
> > > > &prox_state-
> > > > >common_attributes);
> > > > if (ret) {
> > > > dev_err(&pdev->dev, "trigger setup failed\n");
> > > > - goto error_unreg_buffer_funcs;
> > > > + goto error_free_dev_mem;
> > > > }
> > > >
> > > > ret = iio_device_register(indio_dev);
> > > > @@ -321,9 +314,7 @@ static int hid_prox_probe(struct
> > > > platform_device
> > > > *pdev)
> > > > error_iio_unreg:
> > > > iio_device_unregister(indio_dev);
> > > > error_remove_trigger:
> > > > - hid_sensor_remove_trigger(&prox_state-
> > > > >common_attributes);
> > > > -error_unreg_buffer_funcs:
> > > > - iio_triggered_buffer_cleanup(indio_dev);
> > > > + hid_sensor_remove_trigger(indio_dev, &prox_state-
> > > > > common_attributes);
> > > > error_free_dev_mem:
> > > > kfree(indio_dev->channels);
> > > > return ret;
> > > > @@ -338,8 +329,7 @@ static int hid_prox_remove(struct
> > > > platform_device
> > > > *pdev)
> > > >
> > > > sensor_hub_remove_callback(hsdev,
> > > > HID_USAGE_SENSOR_PROX);
> > > > iio_device_unregister(indio_dev);
> > > > - hid_sensor_remove_trigger(&prox_state-
> > > > >common_attributes);
> > > > - iio_triggered_buffer_cleanup(indio_dev);
> > > > + hid_sensor_remove_trigger(indio_dev, &prox_state-
> > > > > common_attributes);
> > > > kfree(indio_dev->channels);
> > > >
> > > > return 0;
> > > > diff --git a/drivers/iio/magnetometer/hid-sensor-magn-3d.c
> > > > b/drivers/iio/magnetometer/hid-sensor-magn-3d.c
> > > > index 25e60b233e08..0c09daf87794 100644
> > > > --- a/drivers/iio/magnetometer/hid-sensor-magn-3d.c
> > > > +++ b/drivers/iio/magnetometer/hid-sensor-magn-3d.c
> > > > @@ -14,8 +14,6 @@
> > > > #include <linux/iio/iio.h>
> > > > #include <linux/iio/sysfs.h>
> > > > #include <linux/iio/buffer.h>
> > > > -#include <linux/iio/trigger_consumer.h>
> > > > -#include <linux/iio/triggered_buffer.h>
> > > > #include "../common/hid-sensors/hid-sensor-trigger.h"
> > > >
> > > > enum magn_3d_channel {
> > > > @@ -519,18 +517,13 @@ static int hid_magn_3d_probe(struct
> > > > platform_device *pdev)
> > > > indio_dev->name = name;
> > > > indio_dev->modes = INDIO_DIRECT_MODE;
> > > >
> > > > - ret = iio_triggered_buffer_setup(indio_dev,
> > > > &iio_pollfunc_store_time,
> > > > - NULL, NULL);
> > > > - if (ret) {
> > > > - dev_err(&pdev->dev, "failed to initialize
> > > > trigger
> > > > buffer\n");
> > > > - return ret;
> > > > - }
> > > > atomic_set(&magn_state-
> > > > >magn_flux_attributes.data_ready, 0);
> > > > +
> > > > ret = hid_sensor_setup_trigger(indio_dev, name,
> > > > &magn_state-
> > > > > magn_flux_attributes);
> > > > if (ret < 0) {
> > > > dev_err(&pdev->dev, "trigger setup failed\n");
> > > > - goto error_unreg_buffer_funcs;
> > > > + return ret;
> > > > }
> > > >
> > > > ret = iio_device_register(indio_dev);
> > > > @@ -554,9 +547,7 @@ static int hid_magn_3d_probe(struct
> > > > platform_device *pdev)
> > > > error_iio_unreg:
> > > > iio_device_unregister(indio_dev);
> > > > error_remove_trigger:
> > > > - hid_sensor_remove_trigger(&magn_state-
> > > > >magn_flux_attributes);
> > > > -error_unreg_buffer_funcs:
> > > > - iio_triggered_buffer_cleanup(indio_dev);
> > > > + hid_sensor_remove_trigger(indio_dev, &magn_state-
> > > > > magn_flux_attributes);
> > > > return ret;
> > > > }
> > > >
> > > > @@ -569,8 +560,7 @@ static int hid_magn_3d_remove(struct
> > > > platform_device *pdev)
> > > >
> > > > sensor_hub_remove_callback(hsdev,
> > > > HID_USAGE_SENSOR_COMPASS_3D);
> > > > iio_device_unregister(indio_dev);
> > > > - hid_sensor_remove_trigger(&magn_state-
> > > > >magn_flux_attributes);
> > > > - iio_triggered_buffer_cleanup(indio_dev);
> > > > + hid_sensor_remove_trigger(indio_dev, &magn_state-
> > > > > magn_flux_attributes);
> > > >
> > > > return 0;
> > > > }
> > > > diff --git a/drivers/iio/orientation/hid-sensor-incl-3d.c
> > > > b/drivers/iio/orientation/hid-sensor-incl-3d.c
> > > > index 00af68764cda..6aac8bea233a 100644
> > > > --- a/drivers/iio/orientation/hid-sensor-incl-3d.c
> > > > +++ b/drivers/iio/orientation/hid-sensor-incl-3d.c
> > > > @@ -15,8 +15,6 @@
> > > > #include <linux/iio/iio.h>
> > > > #include <linux/iio/sysfs.h>
> > > > #include <linux/iio/buffer.h>
> > > > -#include <linux/iio/trigger_consumer.h>
> > > > -#include <linux/iio/triggered_buffer.h>
> > > > #include "../common/hid-sensors/hid-sensor-trigger.h"
> > > >
> > > > enum incl_3d_channel {
> > > > @@ -346,18 +344,13 @@ static int hid_incl_3d_probe(struct
> > > > platform_device *pdev)
> > > > indio_dev->name = name;
> > > > indio_dev->modes = INDIO_DIRECT_MODE;
> > > >
> > > > - ret = iio_triggered_buffer_setup(indio_dev,
> > > > &iio_pollfunc_store_time,
> > > > - NULL, NULL);
> > > > - if (ret) {
> > > > - dev_err(&pdev->dev, "failed to initialize
> > > > trigger
> > > > buffer\n");
> > > > - goto error_free_dev_mem;
> > > > - }
> > > > atomic_set(&incl_state->common_attributes.data_ready,
> > > > 0);
> > > > +
> > > > ret = hid_sensor_setup_trigger(indio_dev, name,
> > > > &incl_state-
> > > > > common_attributes);
> > > > if (ret) {
> > > > dev_err(&pdev->dev, "trigger setup failed\n");
> > > > - goto error_unreg_buffer_funcs;
> > > > + goto error_free_dev_mem;
> > > > }
> > > >
> > > > ret = iio_device_register(indio_dev);
> > > > @@ -382,9 +375,7 @@ static int hid_incl_3d_probe(struct
> > > > platform_device *pdev)
> > > > error_iio_unreg:
> > > > iio_device_unregister(indio_dev);
> > > > error_remove_trigger:
> > > > - hid_sensor_remove_trigger(&incl_state-
> > > > >common_attributes);
> > > > -error_unreg_buffer_funcs:
> > > > - iio_triggered_buffer_cleanup(indio_dev);
> > > > + hid_sensor_remove_trigger(indio_dev, &incl_state-
> > > > > common_attributes);
> > > > error_free_dev_mem:
> > > > kfree(indio_dev->channels);
> > > > return ret;
> > > > @@ -399,8 +390,7 @@ static int hid_incl_3d_remove(struct
> > > > platform_device *pdev)
> > > >
> > > > sensor_hub_remove_callback(hsdev,
> > > > HID_USAGE_SENSOR_INCLINOMETER_3D);
> > > > iio_device_unregister(indio_dev);
> > > > - hid_sensor_remove_trigger(&incl_state-
> > > > >common_attributes);
> > > > - iio_triggered_buffer_cleanup(indio_dev);
> > > > + hid_sensor_remove_trigger(indio_dev, &incl_state-
> > > > > common_attributes);
> > > > kfree(indio_dev->channels);
> > > >
> > > > return 0;
> > > > diff --git a/drivers/iio/orientation/hid-sensor-rotation.c
> > > > b/drivers/iio/orientation/hid-sensor-rotation.c
> > > > index 64ae7d04a200..b99f41240e3e 100644
> > > > --- a/drivers/iio/orientation/hid-sensor-rotation.c
> > > > +++ b/drivers/iio/orientation/hid-sensor-rotation.c
> > > > @@ -14,8 +14,6 @@
> > > > #include <linux/iio/iio.h>
> > > > #include <linux/iio/sysfs.h>
> > > > #include <linux/iio/buffer.h>
> > > > -#include <linux/iio/trigger_consumer.h>
> > > > -#include <linux/iio/triggered_buffer.h>
> > > > #include "../common/hid-sensors/hid-sensor-trigger.h"
> > > >
> > > > struct dev_rot_state {
> > > > @@ -288,18 +286,13 @@ static int hid_dev_rot_probe(struct
> > > > platform_device *pdev)
> > > > indio_dev->name = name;
> > > > indio_dev->modes = INDIO_DIRECT_MODE;
> > > >
> > > > - ret = iio_triggered_buffer_setup(indio_dev,
> > > > &iio_pollfunc_store_time,
> > > > - NULL, NULL);
> > > > - if (ret) {
> > > > - dev_err(&pdev->dev, "failed to initialize
> > > > trigger
> > > > buffer\n");
> > > > - return ret;
> > > > - }
> > > > atomic_set(&rot_state->common_attributes.data_ready,
> > > > 0);
> > > > +
> > > > ret = hid_sensor_setup_trigger(indio_dev, name,
> > > > &rot_state-
> > > > >common_attributes);
> > > > if (ret) {
> > > > dev_err(&pdev->dev, "trigger setup failed\n");
> > > > - goto error_unreg_buffer_funcs;
> > > > + return ret;
> > > > }
> > > >
> > > > ret = iio_device_register(indio_dev);
> > > > @@ -323,9 +316,7 @@ static int hid_dev_rot_probe(struct
> > > > platform_device *pdev)
> > > > error_iio_unreg:
> > > > iio_device_unregister(indio_dev);
> > > > error_remove_trigger:
> > > > - hid_sensor_remove_trigger(&rot_state-
> > > > >common_attributes);
> > > > -error_unreg_buffer_funcs:
> > > > - iio_triggered_buffer_cleanup(indio_dev);
> > > > + hid_sensor_remove_trigger(indio_dev, &rot_state-
> > > > > common_attributes);
> > > > return ret;
> > > > }
> > > >
> > > > @@ -338,8 +329,7 @@ static int hid_dev_rot_remove(struct
> > > > platform_device *pdev)
> > > >
> > > > sensor_hub_remove_callback(hsdev, hsdev->usage);
> > > > iio_device_unregister(indio_dev);
> > > > - hid_sensor_remove_trigger(&rot_state-
> > > > >common_attributes);
> > > > - iio_triggered_buffer_cleanup(indio_dev);
> > > > + hid_sensor_remove_trigger(indio_dev, &rot_state-
> > > > > common_attributes);
> > > >
> > > > return 0;
> > > > }
> > > > diff --git a/drivers/iio/pressure/hid-sensor-press.c
> > > > b/drivers/iio/pressure/hid-sensor-press.c
> > > > index 953235052155..5e6663f757ae 100644
> > > > --- a/drivers/iio/pressure/hid-sensor-press.c
> > > > +++ b/drivers/iio/pressure/hid-sensor-press.c
> > > > @@ -14,8 +14,6 @@
> > > > #include <linux/iio/iio.h>
> > > > #include <linux/iio/sysfs.h>
> > > > #include <linux/iio/buffer.h>
> > > > -#include <linux/iio/trigger_consumer.h>
> > > > -#include <linux/iio/triggered_buffer.h>
> > > > #include "../common/hid-sensors/hid-sensor-trigger.h"
> > > >
> > > > #define CHANNEL_SCAN_INDEX_PRESSURE 0
> > > > @@ -290,18 +288,13 @@ static int hid_press_probe(struct
> > > > platform_device *pdev)
> > > > indio_dev->name = name;
> > > > indio_dev->modes = INDIO_DIRECT_MODE;
> > > >
> > > > - ret = iio_triggered_buffer_setup(indio_dev,
> > > > &iio_pollfunc_store_time,
> > > > - NULL, NULL);
> > > > - if (ret) {
> > > > - dev_err(&pdev->dev, "failed to initialize
> > > > trigger
> > > > buffer\n");
> > > > - goto error_free_dev_mem;
> > > > - }
> > > > atomic_set(&press_state->common_attributes.data_ready,
> > > > 0);
> > > > +
> > > > ret = hid_sensor_setup_trigger(indio_dev, name,
> > > > &press_state-
> > > > >common_attributes);
> > > > if (ret) {
> > > > dev_err(&pdev->dev, "trigger setup failed\n");
> > > > - goto error_unreg_buffer_funcs;
> > > > + goto error_free_dev_mem;
> > > > }
> > > >
> > > > ret = iio_device_register(indio_dev);
> > > > @@ -325,9 +318,7 @@ static int hid_press_probe(struct
> > > > platform_device
> > > > *pdev)
> > > > error_iio_unreg:
> > > > iio_device_unregister(indio_dev);
> > > > error_remove_trigger:
> > > > - hid_sensor_remove_trigger(&press_state-
> > > > >common_attributes);
> > > > -error_unreg_buffer_funcs:
> > > > - iio_triggered_buffer_cleanup(indio_dev);
> > > > + hid_sensor_remove_trigger(indio_dev, &press_state-
> > > > > common_attributes);
> > > > error_free_dev_mem:
> > > > kfree(indio_dev->channels);
> > > > return ret;
> > > > @@ -342,8 +333,7 @@ static int hid_press_remove(struct
> > > > platform_device *pdev)
> > > >
> > > > sensor_hub_remove_callback(hsdev,
> > > > HID_USAGE_SENSOR_PRESSURE);
> > > > iio_device_unregister(indio_dev);
> > > > - hid_sensor_remove_trigger(&press_state-
> > > > >common_attributes);
> > > > - iio_triggered_buffer_cleanup(indio_dev);
> > > > + hid_sensor_remove_trigger(indio_dev, &press_state-
> > > > > common_attributes);
> > > > kfree(indio_dev->channels);
> > > >
> > > > return 0;
> > > > diff --git a/drivers/iio/temperature/hid-sensor-temperature.c
> > > > b/drivers/iio/temperature/hid-sensor-temperature.c
> > > > index eda55b9c1e9b..8d1f434f109d 100644
> > > > --- a/drivers/iio/temperature/hid-sensor-temperature.c
> > > > +++ b/drivers/iio/temperature/hid-sensor-temperature.c
> > > > @@ -7,8 +7,6 @@
> > > > #include <linux/hid-sensor-hub.h>
> > > > #include <linux/iio/buffer.h>
> > > > #include <linux/iio/iio.h>
> > > > -#include <linux/iio/triggered_buffer.h>
> > > > -#include <linux/iio/trigger_consumer.h>
> > > > #include <linux/module.h>
> > > > #include <linux/platform_device.h>
> > > >
> > > > @@ -230,12 +228,8 @@ static int hid_temperature_probe(struct
> > > > platform_device *pdev)
> > > > indio_dev->name = name;
> > > > indio_dev->modes = INDIO_DIRECT_MODE;
> > > >
> > > > - ret = devm_iio_triggered_buffer_setup(&pdev->dev,
> > > > indio_dev,
> > > > - &iio_pollfunc_store_tim
> > > > e, NULL,
> > > > NULL);
> > > > - if (ret)
> > > > - return ret;
> > > > -
> > > > atomic_set(&temp_st->common_attributes.data_ready, 0);
> > > > +
> > > > ret = hid_sensor_setup_trigger(indio_dev, name,
> > > > &temp_st->common_attributes);
> > > > if (ret)
> > > > @@ -258,7 +252,7 @@ static int hid_temperature_probe(struct
> > > > platform_device *pdev)
> > > > error_remove_callback:
> > > > sensor_hub_remove_callback(hsdev,
> > > > HID_USAGE_SENSOR_TEMPERATURE);
> > > > error_remove_trigger:
> > > > - hid_sensor_remove_trigger(&temp_st->common_attributes);
> > > > + hid_sensor_remove_trigger(indio_dev, &temp_st-
> > > > > common_attributes);
> > > > return ret;
> > > > }
> > > >
> > > > @@ -270,7 +264,7 @@ static int hid_temperature_remove(struct
> > > > platform_device *pdev)
> > > > struct temperature_state *temp_st =
> > > > iio_priv(indio_dev);
> > > >
> > > > sensor_hub_remove_callback(hsdev,
> > > > HID_USAGE_SENSOR_TEMPERATURE);
> > > > - hid_sensor_remove_trigger(&temp_st->common_attributes);
> > > > + hid_sensor_remove_trigger(indio_dev, &temp_st-
> > > > > common_attributes);
> > > >
> > > > return 0;
> > > > }

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  Last update: 2020-04-26 21:22    [W:0.060 / U:0.628 seconds]
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