* [PATCH v5] iio: hid-sensors: use asynchronous resume @ 2016-08-15 19:12 Srinivas Pandruvada [not found] ` <1471288367-5325-1-git-send-email-srinivas.pandruvada-VuQAYsv1563Yd54FQh9/CA@public.gmane.org> 0 siblings, 1 reply; 4+ messages in thread From: Srinivas Pandruvada @ 2016-08-15 19:12 UTC (permalink / raw) To: jikos, jic23; +Cc: linux-input, linux-iio, srinivas.pandruvada, dmitry.torokhov Some platforms power off sensor hubs during S3 suspend, which will require longer time to resume. This hurts system resume time, so resume asynchronously. Signed-off-by: Srinivas Pandruvada <srinivas.pandruvada@linux.intel.com> --- Formerly this patch was v4 5/7 for Intel ISH series, which was separated from the series. v5: Added cancel_work_sync .../iio/common/hid-sensors/hid-sensor-trigger.c | 22 +++++++++++++++++++++- include/linux/hid-sensor-hub.h | 1 + 2 files changed, 22 insertions(+), 1 deletion(-) diff --git a/drivers/iio/common/hid-sensors/hid-sensor-trigger.c b/drivers/iio/common/hid-sensors/hid-sensor-trigger.c index 5b41f9d..5264ed6 100644 --- a/drivers/iio/common/hid-sensors/hid-sensor-trigger.c +++ b/drivers/iio/common/hid-sensors/hid-sensor-trigger.c @@ -122,6 +122,14 @@ int hid_sensor_power_state(struct hid_sensor_common *st, bool state) #endif } +static void hid_sensor_set_power_work(struct work_struct *work) +{ + struct hid_sensor_common *attrb = container_of(work, + struct hid_sensor_common, + work); + _hid_sensor_power_state(attrb, true); +} + static int hid_sensor_data_rdy_trigger_set_state(struct iio_trigger *trig, bool state) { @@ -130,6 +138,7 @@ static int hid_sensor_data_rdy_trigger_set_state(struct iio_trigger *trig, 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); } @@ -170,6 +179,9 @@ int hid_sensor_setup_trigger(struct iio_dev *indio_dev, const char *name, goto error_unreg_trigger; iio_device_set_drvdata(indio_dev, attrb); + + INIT_WORK(&attrb->work, hid_sensor_set_power_work); + pm_suspend_ignore_children(&attrb->pdev->dev, true); pm_runtime_enable(&attrb->pdev->dev); /* Default to 3 seconds, but can be changed from sysfs */ @@ -202,7 +214,15 @@ static int hid_sensor_resume(struct device *dev) struct platform_device *pdev = to_platform_device(dev); struct iio_dev *indio_dev = platform_get_drvdata(pdev); struct hid_sensor_common *attrb = iio_device_get_drvdata(indio_dev); + schedule_work(&attrb->work); + return 0; +} +static int hid_sensor_runtime_resume(struct device *dev) +{ + struct platform_device *pdev = to_platform_device(dev); + struct iio_dev *indio_dev = platform_get_drvdata(pdev); + struct hid_sensor_common *attrb = iio_device_get_drvdata(indio_dev); return _hid_sensor_power_state(attrb, true); } @@ -211,7 +231,7 @@ static int hid_sensor_resume(struct device *dev) const struct dev_pm_ops hid_sensor_pm_ops = { SET_SYSTEM_SLEEP_PM_OPS(hid_sensor_suspend, hid_sensor_resume) SET_RUNTIME_PM_OPS(hid_sensor_suspend, - hid_sensor_resume, NULL) + hid_sensor_runtime_resume, NULL) }; EXPORT_SYMBOL(hid_sensor_pm_ops); diff --git a/include/linux/hid-sensor-hub.h b/include/linux/hid-sensor-hub.h index c02b5ce..dd85f35 100644 --- a/include/linux/hid-sensor-hub.h +++ b/include/linux/hid-sensor-hub.h @@ -236,6 +236,7 @@ struct hid_sensor_common { struct hid_sensor_hub_attribute_info report_state; struct hid_sensor_hub_attribute_info power_state; struct hid_sensor_hub_attribute_info sensitivity; + struct work_struct work; }; /* Convert from hid unit expo to regular exponent */ -- 2.7.4 ^ permalink raw reply related [flat|nested] 4+ messages in thread
[parent not found: <1471288367-5325-1-git-send-email-srinivas.pandruvada-VuQAYsv1563Yd54FQh9/CA@public.gmane.org>]
* Re: [PATCH v5] iio: hid-sensors: use asynchronous resume 2016-08-15 19:12 [PATCH v5] iio: hid-sensors: use asynchronous resume Srinivas Pandruvada @ 2016-08-21 19:13 ` Jonathan Cameron 0 siblings, 0 replies; 4+ messages in thread From: Jonathan Cameron @ 2016-08-21 19:13 UTC (permalink / raw) To: Srinivas Pandruvada, jikos-DgEjT+Ai2ygdnm+yROfE0A Cc: linux-input-u79uwXL29TY76Z2rM5mHXA, linux-iio-u79uwXL29TY76Z2rM5mHXA, dmitry.torokhov-Re5JQEeQqe8AvxtiuMwx3w On 15/08/16 20:12, Srinivas Pandruvada wrote: > Some platforms power off sensor hubs during S3 suspend, which will require > longer time to resume. This hurts system resume time, so resume > asynchronously. > > Signed-off-by: Srinivas Pandruvada <srinivas.pandruvada-VuQAYsv1563Yd54FQh9/CA@public.gmane.org> Applied to the togreg branch of iio.git - initially pushed out as testing for the autobuilders to play with it. Thanks for tidying up the loose ends on this! Jonathan > --- > > Formerly this patch was v4 5/7 for Intel ISH series, which was separated > from the series. > > v5: > Added cancel_work_sync > > > .../iio/common/hid-sensors/hid-sensor-trigger.c | 22 +++++++++++++++++++++- > include/linux/hid-sensor-hub.h | 1 + > 2 files changed, 22 insertions(+), 1 deletion(-) > > diff --git a/drivers/iio/common/hid-sensors/hid-sensor-trigger.c b/drivers/iio/common/hid-sensors/hid-sensor-trigger.c > index 5b41f9d..5264ed6 100644 > --- a/drivers/iio/common/hid-sensors/hid-sensor-trigger.c > +++ b/drivers/iio/common/hid-sensors/hid-sensor-trigger.c > @@ -122,6 +122,14 @@ int hid_sensor_power_state(struct hid_sensor_common *st, bool state) > #endif > } > > +static void hid_sensor_set_power_work(struct work_struct *work) > +{ > + struct hid_sensor_common *attrb = container_of(work, > + struct hid_sensor_common, > + work); > + _hid_sensor_power_state(attrb, true); > +} > + > static int hid_sensor_data_rdy_trigger_set_state(struct iio_trigger *trig, > bool state) > { > @@ -130,6 +138,7 @@ static int hid_sensor_data_rdy_trigger_set_state(struct iio_trigger *trig, > > 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); > } > @@ -170,6 +179,9 @@ int hid_sensor_setup_trigger(struct iio_dev *indio_dev, const char *name, > goto error_unreg_trigger; > > iio_device_set_drvdata(indio_dev, attrb); > + > + INIT_WORK(&attrb->work, hid_sensor_set_power_work); > + > pm_suspend_ignore_children(&attrb->pdev->dev, true); > pm_runtime_enable(&attrb->pdev->dev); > /* Default to 3 seconds, but can be changed from sysfs */ > @@ -202,7 +214,15 @@ static int hid_sensor_resume(struct device *dev) > struct platform_device *pdev = to_platform_device(dev); > struct iio_dev *indio_dev = platform_get_drvdata(pdev); > struct hid_sensor_common *attrb = iio_device_get_drvdata(indio_dev); > + schedule_work(&attrb->work); > + return 0; > +} > > +static int hid_sensor_runtime_resume(struct device *dev) > +{ > + struct platform_device *pdev = to_platform_device(dev); > + struct iio_dev *indio_dev = platform_get_drvdata(pdev); > + struct hid_sensor_common *attrb = iio_device_get_drvdata(indio_dev); > return _hid_sensor_power_state(attrb, true); > } > > @@ -211,7 +231,7 @@ static int hid_sensor_resume(struct device *dev) > const struct dev_pm_ops hid_sensor_pm_ops = { > SET_SYSTEM_SLEEP_PM_OPS(hid_sensor_suspend, hid_sensor_resume) > SET_RUNTIME_PM_OPS(hid_sensor_suspend, > - hid_sensor_resume, NULL) > + hid_sensor_runtime_resume, NULL) > }; > EXPORT_SYMBOL(hid_sensor_pm_ops); > > diff --git a/include/linux/hid-sensor-hub.h b/include/linux/hid-sensor-hub.h > index c02b5ce..dd85f35 100644 > --- a/include/linux/hid-sensor-hub.h > +++ b/include/linux/hid-sensor-hub.h > @@ -236,6 +236,7 @@ struct hid_sensor_common { > struct hid_sensor_hub_attribute_info report_state; > struct hid_sensor_hub_attribute_info power_state; > struct hid_sensor_hub_attribute_info sensitivity; > + struct work_struct work; > }; > > /* Convert from hid unit expo to regular exponent */ > ^ permalink raw reply [flat|nested] 4+ messages in thread
* Re: [PATCH v5] iio: hid-sensors: use asynchronous resume @ 2016-08-21 19:13 ` Jonathan Cameron 0 siblings, 0 replies; 4+ messages in thread From: Jonathan Cameron @ 2016-08-21 19:13 UTC (permalink / raw) To: Srinivas Pandruvada, jikos; +Cc: linux-input, linux-iio, dmitry.torokhov On 15/08/16 20:12, Srinivas Pandruvada wrote: > Some platforms power off sensor hubs during S3 suspend, which will require > longer time to resume. This hurts system resume time, so resume > asynchronously. > > Signed-off-by: Srinivas Pandruvada <srinivas.pandruvada@linux.intel.com> Applied to the togreg branch of iio.git - initially pushed out as testing for the autobuilders to play with it. Thanks for tidying up the loose ends on this! Jonathan > --- > > Formerly this patch was v4 5/7 for Intel ISH series, which was separated > from the series. > > v5: > Added cancel_work_sync > > > .../iio/common/hid-sensors/hid-sensor-trigger.c | 22 +++++++++++++++++++++- > include/linux/hid-sensor-hub.h | 1 + > 2 files changed, 22 insertions(+), 1 deletion(-) > > diff --git a/drivers/iio/common/hid-sensors/hid-sensor-trigger.c b/drivers/iio/common/hid-sensors/hid-sensor-trigger.c > index 5b41f9d..5264ed6 100644 > --- a/drivers/iio/common/hid-sensors/hid-sensor-trigger.c > +++ b/drivers/iio/common/hid-sensors/hid-sensor-trigger.c > @@ -122,6 +122,14 @@ int hid_sensor_power_state(struct hid_sensor_common *st, bool state) > #endif > } > > +static void hid_sensor_set_power_work(struct work_struct *work) > +{ > + struct hid_sensor_common *attrb = container_of(work, > + struct hid_sensor_common, > + work); > + _hid_sensor_power_state(attrb, true); > +} > + > static int hid_sensor_data_rdy_trigger_set_state(struct iio_trigger *trig, > bool state) > { > @@ -130,6 +138,7 @@ static int hid_sensor_data_rdy_trigger_set_state(struct iio_trigger *trig, > > 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); > } > @@ -170,6 +179,9 @@ int hid_sensor_setup_trigger(struct iio_dev *indio_dev, const char *name, > goto error_unreg_trigger; > > iio_device_set_drvdata(indio_dev, attrb); > + > + INIT_WORK(&attrb->work, hid_sensor_set_power_work); > + > pm_suspend_ignore_children(&attrb->pdev->dev, true); > pm_runtime_enable(&attrb->pdev->dev); > /* Default to 3 seconds, but can be changed from sysfs */ > @@ -202,7 +214,15 @@ static int hid_sensor_resume(struct device *dev) > struct platform_device *pdev = to_platform_device(dev); > struct iio_dev *indio_dev = platform_get_drvdata(pdev); > struct hid_sensor_common *attrb = iio_device_get_drvdata(indio_dev); > + schedule_work(&attrb->work); > + return 0; > +} > > +static int hid_sensor_runtime_resume(struct device *dev) > +{ > + struct platform_device *pdev = to_platform_device(dev); > + struct iio_dev *indio_dev = platform_get_drvdata(pdev); > + struct hid_sensor_common *attrb = iio_device_get_drvdata(indio_dev); > return _hid_sensor_power_state(attrb, true); > } > > @@ -211,7 +231,7 @@ static int hid_sensor_resume(struct device *dev) > const struct dev_pm_ops hid_sensor_pm_ops = { > SET_SYSTEM_SLEEP_PM_OPS(hid_sensor_suspend, hid_sensor_resume) > SET_RUNTIME_PM_OPS(hid_sensor_suspend, > - hid_sensor_resume, NULL) > + hid_sensor_runtime_resume, NULL) > }; > EXPORT_SYMBOL(hid_sensor_pm_ops); > > diff --git a/include/linux/hid-sensor-hub.h b/include/linux/hid-sensor-hub.h > index c02b5ce..dd85f35 100644 > --- a/include/linux/hid-sensor-hub.h > +++ b/include/linux/hid-sensor-hub.h > @@ -236,6 +236,7 @@ struct hid_sensor_common { > struct hid_sensor_hub_attribute_info report_state; > struct hid_sensor_hub_attribute_info power_state; > struct hid_sensor_hub_attribute_info sensitivity; > + struct work_struct work; > }; > > /* Convert from hid unit expo to regular exponent */ > ^ permalink raw reply [flat|nested] 4+ messages in thread
* Re: [PATCH v5] iio: hid-sensors: use asynchronous resume 2016-08-21 19:13 ` Jonathan Cameron (?) @ 2016-08-21 19:39 ` Srinivas Pandruvada -1 siblings, 0 replies; 4+ messages in thread From: Srinivas Pandruvada @ 2016-08-21 19:39 UTC (permalink / raw) To: Jonathan Cameron, jikos; +Cc: linux-input, linux-iio, dmitry.torokhov On Sun, 2016-08-21 at 20:13 +0100, Jonathan Cameron wrote: > On 15/08/16 20:12, Srinivas Pandruvada wrote: > > > > Some platforms power off sensor hubs during S3 suspend, which will > > require > > longer time to resume. This hurts system resume time, so resume > > asynchronously. > > > > Signed-off-by: Srinivas Pandruvada <srinivas.pandruvada@linux.intel > > .com> > Applied to the togreg branch of iio.git - initially pushed out as > testing > for the autobuilders to play with it. > > Thanks for tidying up the loose ends on this! > Thanks you and Jiri for review and taking ISH patches. -Srinivas > Jonathan > > > > --- > > > > Formerly this patch was v4 5/7 for Intel ISH series, which was > > separated > > from the series. > > > > v5: > > Added cancel_work_sync > > > > > > .../iio/common/hid-sensors/hid-sensor-trigger.c | 22 > > +++++++++++++++++++++- > > include/linux/hid-sensor-hub.h | 1 + > > 2 files changed, 22 insertions(+), 1 deletion(-) > > > > diff --git a/drivers/iio/common/hid-sensors/hid-sensor-trigger.c > > b/drivers/iio/common/hid-sensors/hid-sensor-trigger.c > > index 5b41f9d..5264ed6 100644 > > --- a/drivers/iio/common/hid-sensors/hid-sensor-trigger.c > > +++ b/drivers/iio/common/hid-sensors/hid-sensor-trigger.c > > @@ -122,6 +122,14 @@ int hid_sensor_power_state(struct > > hid_sensor_common *st, bool state) > > #endif > > } > > > > +static void hid_sensor_set_power_work(struct work_struct *work) > > +{ > > + struct hid_sensor_common *attrb = container_of(work, > > + struct > > hid_sensor_common, > > + work); > > + _hid_sensor_power_state(attrb, true); > > +} > > + > > static int hid_sensor_data_rdy_trigger_set_state(struct > > iio_trigger *trig, > > bool state) > > { > > @@ -130,6 +138,7 @@ static int > > hid_sensor_data_rdy_trigger_set_state(struct iio_trigger *trig, > > > > 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); > > } > > @@ -170,6 +179,9 @@ int hid_sensor_setup_trigger(struct iio_dev > > *indio_dev, const char *name, > > goto error_unreg_trigger; > > > > iio_device_set_drvdata(indio_dev, attrb); > > + > > + INIT_WORK(&attrb->work, hid_sensor_set_power_work); > > + > > pm_suspend_ignore_children(&attrb->pdev->dev, true); > > pm_runtime_enable(&attrb->pdev->dev); > > /* Default to 3 seconds, but can be changed from sysfs */ > > @@ -202,7 +214,15 @@ static int hid_sensor_resume(struct device > > *dev) > > struct platform_device *pdev = to_platform_device(dev); > > struct iio_dev *indio_dev = platform_get_drvdata(pdev); > > struct hid_sensor_common *attrb = > > iio_device_get_drvdata(indio_dev); > > + schedule_work(&attrb->work); > > + return 0; > > +} > > > > +static int hid_sensor_runtime_resume(struct device *dev) > > +{ > > + struct platform_device *pdev = to_platform_device(dev); > > + struct iio_dev *indio_dev = platform_get_drvdata(pdev); > > + struct hid_sensor_common *attrb = > > iio_device_get_drvdata(indio_dev); > > return _hid_sensor_power_state(attrb, true); > > } > > > > @@ -211,7 +231,7 @@ static int hid_sensor_resume(struct device > > *dev) > > const struct dev_pm_ops hid_sensor_pm_ops = { > > SET_SYSTEM_SLEEP_PM_OPS(hid_sensor_suspend, > > hid_sensor_resume) > > SET_RUNTIME_PM_OPS(hid_sensor_suspend, > > - hid_sensor_resume, NULL) > > + hid_sensor_runtime_resume, NULL) > > }; > > EXPORT_SYMBOL(hid_sensor_pm_ops); > > > > diff --git a/include/linux/hid-sensor-hub.h b/include/linux/hid- > > sensor-hub.h > > index c02b5ce..dd85f35 100644 > > --- a/include/linux/hid-sensor-hub.h > > +++ b/include/linux/hid-sensor-hub.h > > @@ -236,6 +236,7 @@ struct hid_sensor_common { > > struct hid_sensor_hub_attribute_info report_state; > > struct hid_sensor_hub_attribute_info power_state; > > struct hid_sensor_hub_attribute_info sensitivity; > > + struct work_struct work; > > }; > > > > /* Convert from hid unit expo to regular exponent */ > > > ^ permalink raw reply [flat|nested] 4+ messages in thread
end of thread, other threads:[~2016-08-21 19:42 UTC | newest] Thread overview: 4+ messages (download: mbox.gz / follow: Atom feed) -- links below jump to the message on this page -- 2016-08-15 19:12 [PATCH v5] iio: hid-sensors: use asynchronous resume Srinivas Pandruvada [not found] ` <1471288367-5325-1-git-send-email-srinivas.pandruvada-VuQAYsv1563Yd54FQh9/CA@public.gmane.org> 2016-08-21 19:13 ` Jonathan Cameron 2016-08-21 19:13 ` Jonathan Cameron 2016-08-21 19:39 ` Srinivas Pandruvada
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