* [PATCH] iio: accel: kxcjk1013: allow using an external trigger
@ 2015-04-03 12:03 Vlad Dogaru
2015-04-06 7:24 ` Daniel Baluta
0 siblings, 1 reply; 5+ messages in thread
From: Vlad Dogaru @ 2015-04-03 12:03 UTC (permalink / raw)
To: jic23, linux-iio
Cc: srinivas.pandruvada, daniel.baluta, adriana.reus, Vlad Dogaru
In its present state, the driver mandates that its buffer only be
triggered by one of the device's own triggers (data ready or any
motion). This is not always desirable, for example because the
interrupt pins may not be wired in.
Patch the driver to be able to accept using an external trigger, such as
one based on hrtimer. When using such a trigger, we need to ensure that
the device is powered on when the buffer is started. We do that by
setting setup_ops for the buffer.
Signed-off-by: Vlad Dogaru <vlad.dogaru@intel.com>
---
I used the hrtimer-based trigger patches that Daniel sent earlier this week to
test these changes.
drivers/iio/accel/kxcjk-1013.c | 38 +++++++++++++++++++++++---------------
1 file changed, 23 insertions(+), 15 deletions(-)
diff --git a/drivers/iio/accel/kxcjk-1013.c b/drivers/iio/accel/kxcjk-1013.c
index a98b5d2..7ae1bdb 100644
--- a/drivers/iio/accel/kxcjk-1013.c
+++ b/drivers/iio/accel/kxcjk-1013.c
@@ -875,15 +875,18 @@ static int kxcjk1013_write_event_config(struct iio_dev *indio_dev,
return 0;
}
-static int kxcjk1013_validate_trigger(struct iio_dev *indio_dev,
- struct iio_trigger *trig)
+static int kxcjk1013_buffer_preenable(struct iio_dev *indio_dev)
{
struct kxcjk1013_data *data = iio_priv(indio_dev);
- if (data->dready_trig != trig && data->motion_trig != trig)
- return -EINVAL;
+ return kxcjk1013_set_power_state(data, true);
+}
- return 0;
+static int kxcjk1013_buffer_postdisable(struct iio_dev *indio_dev)
+{
+ struct kxcjk1013_data *data = iio_priv(indio_dev);
+
+ return kxcjk1013_set_power_state(data, false);
}
static IIO_CONST_ATTR_SAMP_FREQ_AVAIL(
@@ -935,6 +938,13 @@ static const struct iio_chan_spec kxcjk1013_channels[] = {
IIO_CHAN_SOFT_TIMESTAMP(3),
};
+static const struct iio_buffer_setup_ops kxcjk1013_buffer_setup_ops = {
+ .preenable = kxcjk1013_buffer_preenable,
+ .postenable = iio_triggered_buffer_postenable,
+ .postdisable = kxcjk1013_buffer_postdisable,
+ .predisable = iio_triggered_buffer_predisable,
+};
+
static const struct iio_info kxcjk1013_info = {
.attrs = &kxcjk1013_attrs_group,
.read_raw = kxcjk1013_read_raw,
@@ -943,7 +953,6 @@ static const struct iio_info kxcjk1013_info = {
.write_event_value = kxcjk1013_write_event,
.write_event_config = kxcjk1013_write_event_config,
.read_event_config = kxcjk1013_read_event_config,
- .validate_trigger = kxcjk1013_validate_trigger,
.driver_module = THIS_MODULE,
};
@@ -1276,16 +1285,15 @@ static int kxcjk1013_probe(struct i2c_client *client,
data->motion_trig = NULL;
goto err_trigger_unregister;
}
+ }
- ret = iio_triggered_buffer_setup(indio_dev,
- &iio_pollfunc_store_time,
- kxcjk1013_trigger_handler,
- NULL);
- if (ret < 0) {
- dev_err(&client->dev,
- "iio triggered buffer setup failed\n");
- goto err_trigger_unregister;
- }
+ ret = iio_triggered_buffer_setup(indio_dev,
+ &iio_pollfunc_store_time,
+ kxcjk1013_trigger_handler,
+ &kxcjk1013_buffer_setup_ops);
+ if (ret < 0) {
+ dev_err(&client->dev, "iio triggered buffer setup failed\n");
+ goto err_trigger_unregister;
}
ret = iio_device_register(indio_dev);
--
1.9.1
^ permalink raw reply related [flat|nested] 5+ messages in thread* Re: [PATCH] iio: accel: kxcjk1013: allow using an external trigger
2015-04-03 12:03 [PATCH] iio: accel: kxcjk1013: allow using an external trigger Vlad Dogaru
@ 2015-04-06 7:24 ` Daniel Baluta
2015-04-09 13:21 ` Jonathan Cameron
0 siblings, 1 reply; 5+ messages in thread
From: Daniel Baluta @ 2015-04-06 7:24 UTC (permalink / raw)
To: Vlad Dogaru
Cc: Jonathan Cameron, linux-iio@vger.kernel.org, Srinivas Pandruvada,
Daniel Baluta, adriana.reus
On Fri, Apr 3, 2015 at 3:03 PM, Vlad Dogaru <vlad.dogaru@intel.com> wrote:
> In its present state, the driver mandates that its buffer only be
> triggered by one of the device's own triggers (data ready or any
> motion). This is not always desirable, for example because the
> interrupt pins may not be wired in.
>
> Patch the driver to be able to accept using an external trigger, such as
> one based on hrtimer. When using such a trigger, we need to ensure that
> the device is powered on when the buffer is started. We do that by
> setting setup_ops for the buffer.
>
> Signed-off-by: Vlad Dogaru <vlad.dogaru@intel.com>
Reviewed-by: Daniel Baluta <daniel.baluta@intel.com>
> ---
>
> I used the hrtimer-based trigger patches that Daniel sent earlier this week to
> test these changes.
>
> drivers/iio/accel/kxcjk-1013.c | 38 +++++++++++++++++++++++---------------
> 1 file changed, 23 insertions(+), 15 deletions(-)
>
> diff --git a/drivers/iio/accel/kxcjk-1013.c b/drivers/iio/accel/kxcjk-1013.c
> index a98b5d2..7ae1bdb 100644
> --- a/drivers/iio/accel/kxcjk-1013.c
> +++ b/drivers/iio/accel/kxcjk-1013.c
> @@ -875,15 +875,18 @@ static int kxcjk1013_write_event_config(struct iio_dev *indio_dev,
> return 0;
> }
>
> -static int kxcjk1013_validate_trigger(struct iio_dev *indio_dev,
> - struct iio_trigger *trig)
> +static int kxcjk1013_buffer_preenable(struct iio_dev *indio_dev)
> {
> struct kxcjk1013_data *data = iio_priv(indio_dev);
>
> - if (data->dready_trig != trig && data->motion_trig != trig)
> - return -EINVAL;
> + return kxcjk1013_set_power_state(data, true);
> +}
>
> - return 0;
> +static int kxcjk1013_buffer_postdisable(struct iio_dev *indio_dev)
> +{
> + struct kxcjk1013_data *data = iio_priv(indio_dev);
> +
> + return kxcjk1013_set_power_state(data, false);
> }
>
> static IIO_CONST_ATTR_SAMP_FREQ_AVAIL(
> @@ -935,6 +938,13 @@ static const struct iio_chan_spec kxcjk1013_channels[] = {
> IIO_CHAN_SOFT_TIMESTAMP(3),
> };
>
> +static const struct iio_buffer_setup_ops kxcjk1013_buffer_setup_ops = {
> + .preenable = kxcjk1013_buffer_preenable,
> + .postenable = iio_triggered_buffer_postenable,
> + .postdisable = kxcjk1013_buffer_postdisable,
> + .predisable = iio_triggered_buffer_predisable,
> +};
> +
> static const struct iio_info kxcjk1013_info = {
> .attrs = &kxcjk1013_attrs_group,
> .read_raw = kxcjk1013_read_raw,
> @@ -943,7 +953,6 @@ static const struct iio_info kxcjk1013_info = {
> .write_event_value = kxcjk1013_write_event,
> .write_event_config = kxcjk1013_write_event_config,
> .read_event_config = kxcjk1013_read_event_config,
> - .validate_trigger = kxcjk1013_validate_trigger,
> .driver_module = THIS_MODULE,
> };
>
> @@ -1276,16 +1285,15 @@ static int kxcjk1013_probe(struct i2c_client *client,
> data->motion_trig = NULL;
> goto err_trigger_unregister;
> }
> + }
>
> - ret = iio_triggered_buffer_setup(indio_dev,
> - &iio_pollfunc_store_time,
> - kxcjk1013_trigger_handler,
> - NULL);
> - if (ret < 0) {
> - dev_err(&client->dev,
> - "iio triggered buffer setup failed\n");
> - goto err_trigger_unregister;
> - }
> + ret = iio_triggered_buffer_setup(indio_dev,
> + &iio_pollfunc_store_time,
> + kxcjk1013_trigger_handler,
> + &kxcjk1013_buffer_setup_ops);
> + if (ret < 0) {
> + dev_err(&client->dev, "iio triggered buffer setup failed\n");
> + goto err_trigger_unregister;
> }
>
> ret = iio_device_register(indio_dev);
> --
> 1.9.1
>
> --
> To unsubscribe from this list: send the line "unsubscribe linux-iio" in
> the body of a message to majordomo@vger.kernel.org
> More majordomo info at http://vger.kernel.org/majordomo-info.html
^ permalink raw reply [flat|nested] 5+ messages in thread* Re: [PATCH] iio: accel: kxcjk1013: allow using an external trigger
2015-04-06 7:24 ` Daniel Baluta
@ 2015-04-09 13:21 ` Jonathan Cameron
2015-04-09 13:36 ` Vlad Dogaru
0 siblings, 1 reply; 5+ messages in thread
From: Jonathan Cameron @ 2015-04-09 13:21 UTC (permalink / raw)
To: Daniel Baluta, Vlad Dogaru
Cc: linux-iio@vger.kernel.org, Srinivas Pandruvada, adriana.reus
On 06/04/15 08:24, Daniel Baluta wrote:
> On Fri, Apr 3, 2015 at 3:03 PM, Vlad Dogaru <vlad.dogaru@intel.com> wrote:
>> In its present state, the driver mandates that its buffer only be
>> triggered by one of the device's own triggers (data ready or any
>> motion). This is not always desirable, for example because the
>> interrupt pins may not be wired in.
>>
>> Patch the driver to be able to accept using an external trigger, such as
>> one based on hrtimer. When using such a trigger, we need to ensure that
>> the device is powered on when the buffer is started. We do that by
>> setting setup_ops for the buffer.
>>
>> Signed-off-by: Vlad Dogaru <vlad.dogaru@intel.com>
>
> Reviewed-by: Daniel Baluta <daniel.baluta@intel.com>
Applied to the togreg branch of iio.git. Initially pushed out as testing
for the autobuilders to play with it.
Thanks,
Jonathan
>
>> ---
>>
>> I used the hrtimer-based trigger patches that Daniel sent earlier this week to
>> test these changes.
Feel free to add a tested-by to that patch then if you haven't already!
>>
>> drivers/iio/accel/kxcjk-1013.c | 38 +++++++++++++++++++++++---------------
>> 1 file changed, 23 insertions(+), 15 deletions(-)
>>
>> diff --git a/drivers/iio/accel/kxcjk-1013.c b/drivers/iio/accel/kxcjk-1013.c
>> index a98b5d2..7ae1bdb 100644
>> --- a/drivers/iio/accel/kxcjk-1013.c
>> +++ b/drivers/iio/accel/kxcjk-1013.c
>> @@ -875,15 +875,18 @@ static int kxcjk1013_write_event_config(struct iio_dev *indio_dev,
>> return 0;
>> }
>>
>> -static int kxcjk1013_validate_trigger(struct iio_dev *indio_dev,
>> - struct iio_trigger *trig)
>> +static int kxcjk1013_buffer_preenable(struct iio_dev *indio_dev)
>> {
>> struct kxcjk1013_data *data = iio_priv(indio_dev);
>>
>> - if (data->dready_trig != trig && data->motion_trig != trig)
>> - return -EINVAL;
>> + return kxcjk1013_set_power_state(data, true);
>> +}
>>
>> - return 0;
>> +static int kxcjk1013_buffer_postdisable(struct iio_dev *indio_dev)
>> +{
>> + struct kxcjk1013_data *data = iio_priv(indio_dev);
>> +
>> + return kxcjk1013_set_power_state(data, false);
>> }
>>
>> static IIO_CONST_ATTR_SAMP_FREQ_AVAIL(
>> @@ -935,6 +938,13 @@ static const struct iio_chan_spec kxcjk1013_channels[] = {
>> IIO_CHAN_SOFT_TIMESTAMP(3),
>> };
>>
>> +static const struct iio_buffer_setup_ops kxcjk1013_buffer_setup_ops = {
>> + .preenable = kxcjk1013_buffer_preenable,
>> + .postenable = iio_triggered_buffer_postenable,
>> + .postdisable = kxcjk1013_buffer_postdisable,
>> + .predisable = iio_triggered_buffer_predisable,
>> +};
>> +
>> static const struct iio_info kxcjk1013_info = {
>> .attrs = &kxcjk1013_attrs_group,
>> .read_raw = kxcjk1013_read_raw,
>> @@ -943,7 +953,6 @@ static const struct iio_info kxcjk1013_info = {
>> .write_event_value = kxcjk1013_write_event,
>> .write_event_config = kxcjk1013_write_event_config,
>> .read_event_config = kxcjk1013_read_event_config,
>> - .validate_trigger = kxcjk1013_validate_trigger,
>> .driver_module = THIS_MODULE,
>> };
>>
>> @@ -1276,16 +1285,15 @@ static int kxcjk1013_probe(struct i2c_client *client,
>> data->motion_trig = NULL;
>> goto err_trigger_unregister;Reviewed-by: Daniel Baluta <daniel.baluta@intel.com>
>> }
>> + }
>>
>> - ret = iio_triggered_buffer_setup(indio_dev,
>> - &iio_pollfunc_store_time,
>> - kxcjk1013_trigger_handler,
>> - NULL);
>> - if (ret < 0) {
>> - dev_err(&client->dev,
>> - "iio triggered buffer setup failed\n");
>> - goto err_trigger_unregister;
>> - }
>> + ret = iio_triggered_buffer_setup(indio_dev,
>> + &iio_pollfunc_store_time,
>> + kxcjk1013_trigger_handler,
>> + &kxcjk1013_buffer_setup_ops);
>> + if (ret < 0) {
>> + dev_err(&client->dev, "iio triggered buffer setup failed\n");
>> + goto err_trigger_unregister;
>> }
>>
>> ret = iio_device_register(indio_dev);
>> --
>> 1.9.1
>>
>> --
>> To unsubscribe from this list: send the line "unsubscribe linux-iio" in
>> the body of a message to majordomo@vger.kernel.org
>> More majordomo info at http://vger.kernel.org/majordomo-info.html
> --
> To unsubscribe from this list: send the line "unsubscribe linux-iio" in
> the body of a message to majordomo@vger.kernel.org
> More majordomo info at http://vger.kernel.org/majordomo-info.html
>
^ permalink raw reply [flat|nested] 5+ messages in thread* Re: [PATCH] iio: accel: kxcjk1013: allow using an external trigger
2015-04-09 13:21 ` Jonathan Cameron
@ 2015-04-09 13:36 ` Vlad Dogaru
2015-04-09 13:40 ` Jonathan Cameron
0 siblings, 1 reply; 5+ messages in thread
From: Vlad Dogaru @ 2015-04-09 13:36 UTC (permalink / raw)
To: Jonathan Cameron
Cc: Daniel Baluta, linux-iio@vger.kernel.org, Srinivas Pandruvada,
adriana.reus
On Thu, Apr 09, 2015 at 02:21:03PM +0100, Jonathan Cameron wrote:
> On 06/04/15 08:24, Daniel Baluta wrote:
> > On Fri, Apr 3, 2015 at 3:03 PM, Vlad Dogaru <vlad.dogaru@intel.com> wrote:
> >> In its present state, the driver mandates that its buffer only be
> >> triggered by one of the device's own triggers (data ready or any
> >> motion). This is not always desirable, for example because the
> >> interrupt pins may not be wired in.
> >>
> >> Patch the driver to be able to accept using an external trigger, such as
> >> one based on hrtimer. When using such a trigger, we need to ensure that
> >> the device is powered on when the buffer is started. We do that by
> >> setting setup_ops for the buffer.
> >>
> >> Signed-off-by: Vlad Dogaru <vlad.dogaru@intel.com>
> >
> > Reviewed-by: Daniel Baluta <daniel.baluta@intel.com>
> Applied to the togreg branch of iio.git. Initially pushed out as testing
> for the autobuilders to play with it.
>
> Thanks,
>
> Jonathan
> >
> >> ---
> >>
> >> I used the hrtimer-based trigger patches that Daniel sent earlier this week to
> >> test these changes.
> Feel free to add a tested-by to that patch then if you haven't already!
I'm reluctant to do that since Daniel has posted a v3 for the hrtimer
patchset and I've been using the v2 ones. Sure, the core functionality
is the same, but the userspace interface differs.
> >>
> >> drivers/iio/accel/kxcjk-1013.c | 38 +++++++++++++++++++++++---------------
> >> 1 file changed, 23 insertions(+), 15 deletions(-)
> >>
> >> diff --git a/drivers/iio/accel/kxcjk-1013.c b/drivers/iio/accel/kxcjk-1013.c
> >> index a98b5d2..7ae1bdb 100644
> >> --- a/drivers/iio/accel/kxcjk-1013.c
> >> +++ b/drivers/iio/accel/kxcjk-1013.c
> >> @@ -875,15 +875,18 @@ static int kxcjk1013_write_event_config(struct iio_dev *indio_dev,
> >> return 0;
> >> }
> >>
> >> -static int kxcjk1013_validate_trigger(struct iio_dev *indio_dev,
> >> - struct iio_trigger *trig)
> >> +static int kxcjk1013_buffer_preenable(struct iio_dev *indio_dev)
> >> {
> >> struct kxcjk1013_data *data = iio_priv(indio_dev);
> >>
> >> - if (data->dready_trig != trig && data->motion_trig != trig)
> >> - return -EINVAL;
> >> + return kxcjk1013_set_power_state(data, true);
> >> +}
> >>
> >> - return 0;
> >> +static int kxcjk1013_buffer_postdisable(struct iio_dev *indio_dev)
> >> +{
> >> + struct kxcjk1013_data *data = iio_priv(indio_dev);
> >> +
> >> + return kxcjk1013_set_power_state(data, false);
> >> }
> >>
> >> static IIO_CONST_ATTR_SAMP_FREQ_AVAIL(
> >> @@ -935,6 +938,13 @@ static const struct iio_chan_spec kxcjk1013_channels[] = {
> >> IIO_CHAN_SOFT_TIMESTAMP(3),
> >> };
> >>
> >> +static const struct iio_buffer_setup_ops kxcjk1013_buffer_setup_ops = {
> >> + .preenable = kxcjk1013_buffer_preenable,
> >> + .postenable = iio_triggered_buffer_postenable,
> >> + .postdisable = kxcjk1013_buffer_postdisable,
> >> + .predisable = iio_triggered_buffer_predisable,
> >> +};
> >> +
> >> static const struct iio_info kxcjk1013_info = {
> >> .attrs = &kxcjk1013_attrs_group,
> >> .read_raw = kxcjk1013_read_raw,
> >> @@ -943,7 +953,6 @@ static const struct iio_info kxcjk1013_info = {
> >> .write_event_value = kxcjk1013_write_event,
> >> .write_event_config = kxcjk1013_write_event_config,
> >> .read_event_config = kxcjk1013_read_event_config,
> >> - .validate_trigger = kxcjk1013_validate_trigger,
> >> .driver_module = THIS_MODULE,
> >> };
> >>
> >> @@ -1276,16 +1285,15 @@ static int kxcjk1013_probe(struct i2c_client *client,
> >> data->motion_trig = NULL;
> >> goto err_trigger_unregister;Reviewed-by: Daniel Baluta <daniel.baluta@intel.com>
> >> }
> >> + }
> >>
> >> - ret = iio_triggered_buffer_setup(indio_dev,
> >> - &iio_pollfunc_store_time,
> >> - kxcjk1013_trigger_handler,
> >> - NULL);
> >> - if (ret < 0) {
> >> - dev_err(&client->dev,
> >> - "iio triggered buffer setup failed\n");
> >> - goto err_trigger_unregister;
> >> - }
> >> + ret = iio_triggered_buffer_setup(indio_dev,
> >> + &iio_pollfunc_store_time,
> >> + kxcjk1013_trigger_handler,
> >> + &kxcjk1013_buffer_setup_ops);
> >> + if (ret < 0) {
> >> + dev_err(&client->dev, "iio triggered buffer setup failed\n");
> >> + goto err_trigger_unregister;
> >> }
> >>
> >> ret = iio_device_register(indio_dev);
> >> --
> >> 1.9.1
> >>
> >> --
> >> To unsubscribe from this list: send the line "unsubscribe linux-iio" in
> >> the body of a message to majordomo@vger.kernel.org
> >> More majordomo info at http://vger.kernel.org/majordomo-info.html
> > --
> > To unsubscribe from this list: send the line "unsubscribe linux-iio" in
> > the body of a message to majordomo@vger.kernel.org
> > More majordomo info at http://vger.kernel.org/majordomo-info.html
> >
>
^ permalink raw reply [flat|nested] 5+ messages in thread* Re: [PATCH] iio: accel: kxcjk1013: allow using an external trigger
2015-04-09 13:36 ` Vlad Dogaru
@ 2015-04-09 13:40 ` Jonathan Cameron
0 siblings, 0 replies; 5+ messages in thread
From: Jonathan Cameron @ 2015-04-09 13:40 UTC (permalink / raw)
To: Vlad Dogaru
Cc: Daniel Baluta, linux-iio@vger.kernel.org, Srinivas Pandruvada,
adriana.reus
On 09/04/15 14:36, Vlad Dogaru wrote:
> On Thu, Apr 09, 2015 at 02:21:03PM +0100, Jonathan Cameron wrote:
>> On 06/04/15 08:24, Daniel Baluta wrote:
>>> On Fri, Apr 3, 2015 at 3:03 PM, Vlad Dogaru <vlad.dogaru@intel.com> wrote:
>>>> In its present state, the driver mandates that its buffer only be
>>>> triggered by one of the device's own triggers (data ready or any
>>>> motion). This is not always desirable, for example because the
>>>> interrupt pins may not be wired in.
>>>>
>>>> Patch the driver to be able to accept using an external trigger, such as
>>>> one based on hrtimer. When using such a trigger, we need to ensure that
>>>> the device is powered on when the buffer is started. We do that by
>>>> setting setup_ops for the buffer.
>>>>
>>>> Signed-off-by: Vlad Dogaru <vlad.dogaru@intel.com>
>>>
>>> Reviewed-by: Daniel Baluta <daniel.baluta@intel.com>
>> Applied to the togreg branch of iio.git. Initially pushed out as testing
>> for the autobuilders to play with it.
>>
>> Thanks,
>>
>> Jonathan
>>>
>>>> ---
>>>>
>>>> I used the hrtimer-based trigger patches that Daniel sent earlier this week to
>>>> test these changes.
>> Feel free to add a tested-by to that patch then if you haven't already!
>
> I'm reluctant to do that since Daniel has posted a v3 for the hrtimer
> patchset and I've been using the v2 ones. Sure, the core functionality
> is the same, but the userspace interface differs.
fair enough!
>
>>>>
>>>> drivers/iio/accel/kxcjk-1013.c | 38 +++++++++++++++++++++++---------------
>>>> 1 file changed, 23 insertions(+), 15 deletions(-)
>>>>
>>>> diff --git a/drivers/iio/accel/kxcjk-1013.c b/drivers/iio/accel/kxcjk-1013.c
>>>> index a98b5d2..7ae1bdb 100644
>>>> --- a/drivers/iio/accel/kxcjk-1013.c
>>>> +++ b/drivers/iio/accel/kxcjk-1013.c
>>>> @@ -875,15 +875,18 @@ static int kxcjk1013_write_event_config(struct iio_dev *indio_dev,
>>>> return 0;
>>>> }
>>>>
>>>> -static int kxcjk1013_validate_trigger(struct iio_dev *indio_dev,
>>>> - struct iio_trigger *trig)
>>>> +static int kxcjk1013_buffer_preenable(struct iio_dev *indio_dev)
>>>> {
>>>> struct kxcjk1013_data *data = iio_priv(indio_dev);
>>>>
>>>> - if (data->dready_trig != trig && data->motion_trig != trig)
>>>> - return -EINVAL;
>>>> + return kxcjk1013_set_power_state(data, true);
>>>> +}
>>>>
>>>> - return 0;
>>>> +static int kxcjk1013_buffer_postdisable(struct iio_dev *indio_dev)
>>>> +{
>>>> + struct kxcjk1013_data *data = iio_priv(indio_dev);
>>>> +
>>>> + return kxcjk1013_set_power_state(data, false);
>>>> }
>>>>
>>>> static IIO_CONST_ATTR_SAMP_FREQ_AVAIL(
>>>> @@ -935,6 +938,13 @@ static const struct iio_chan_spec kxcjk1013_channels[] = {
>>>> IIO_CHAN_SOFT_TIMESTAMP(3),
>>>> };
>>>>
>>>> +static const struct iio_buffer_setup_ops kxcjk1013_buffer_setup_ops = {
>>>> + .preenable = kxcjk1013_buffer_preenable,
>>>> + .postenable = iio_triggered_buffer_postenable,
>>>> + .postdisable = kxcjk1013_buffer_postdisable,
>>>> + .predisable = iio_triggered_buffer_predisable,
>>>> +};
>>>> +
>>>> static const struct iio_info kxcjk1013_info = {
>>>> .attrs = &kxcjk1013_attrs_group,
>>>> .read_raw = kxcjk1013_read_raw,
>>>> @@ -943,7 +953,6 @@ static const struct iio_info kxcjk1013_info = {
>>>> .write_event_value = kxcjk1013_write_event,
>>>> .write_event_config = kxcjk1013_write_event_config,
>>>> .read_event_config = kxcjk1013_read_event_config,
>>>> - .validate_trigger = kxcjk1013_validate_trigger,
>>>> .driver_module = THIS_MODULE,
>>>> };
>>>>
>>>> @@ -1276,16 +1285,15 @@ static int kxcjk1013_probe(struct i2c_client *client,
>>>> data->motion_trig = NULL;
>>>> goto err_trigger_unregister;Reviewed-by: Daniel Baluta <daniel.baluta@intel.com>
>>>> }
>>>> + }
>>>>
>>>> - ret = iio_triggered_buffer_setup(indio_dev,
>>>> - &iio_pollfunc_store_time,
>>>> - kxcjk1013_trigger_handler,
>>>> - NULL);
>>>> - if (ret < 0) {
>>>> - dev_err(&client->dev,
>>>> - "iio triggered buffer setup failed\n");
>>>> - goto err_trigger_unregister;
>>>> - }
>>>> + ret = iio_triggered_buffer_setup(indio_dev,
>>>> + &iio_pollfunc_store_time,
>>>> + kxcjk1013_trigger_handler,
>>>> + &kxcjk1013_buffer_setup_ops);
>>>> + if (ret < 0) {
>>>> + dev_err(&client->dev, "iio triggered buffer setup failed\n");
>>>> + goto err_trigger_unregister;
>>>> }
>>>>
>>>> ret = iio_device_register(indio_dev);
>>>> --
>>>> 1.9.1
>>>>
>>>> --
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>>> --
>>> To unsubscribe from this list: send the line "unsubscribe linux-iio" in
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>>>
>>
^ permalink raw reply [flat|nested] 5+ messages in thread
end of thread, other threads:[~2015-04-09 13:40 UTC | newest]
Thread overview: 5+ messages (download: mbox.gz follow: Atom feed
-- links below jump to the message on this page --
2015-04-03 12:03 [PATCH] iio: accel: kxcjk1013: allow using an external trigger Vlad Dogaru
2015-04-06 7:24 ` Daniel Baluta
2015-04-09 13:21 ` Jonathan Cameron
2015-04-09 13:36 ` Vlad Dogaru
2015-04-09 13:40 ` Jonathan Cameron
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