Re: [PATCH 1/4 v2] iio: hid-sensors: respect CONFIG_IIO_TRIGGER

[Jonathan Cameron <jic23@kernel.org>]

On 12/11/2012 06:21 PM, Alexander Holler wrote:
> Not much to say, without that change, hid-sensor-trigger will be
> always compiled if HID_SENSOR_IIO_COMMON is selected which fails if
> CONFIG_IIO_TRIGGER is not set because CONFIG_IIO_CONSUMERS_PER_TRIGGER
> will not be defined.
> 
> Signed-off-by: Alexander Holler <holler@ahsoftware.de>

Not sure what tree this was against as it is needs some fixing up for
staging-next and currently mainline.  Ah well fixed up and added to togreg
branch of

git://git.kernel.org/pub/scm/linux/kernel/git/jic23/iio.git

Please check I haven't messed it up.
> ---
>  drivers/iio/accel/Kconfig               |    1 +
>  drivers/iio/common/hid-sensors/Kconfig  |   13 ++++++++++++-
>  drivers/iio/common/hid-sensors/Makefile |    3 ++-
>  drivers/iio/gyro/Kconfig                |    1 +
>  drivers/iio/light/Kconfig               |    1 +
>  drivers/iio/magnetometer/Kconfig        |    1 +
>  6 files changed, 18 insertions(+), 2 deletions(-)
> 
> diff --git a/drivers/iio/accel/Kconfig b/drivers/iio/accel/Kconfig
> index b2510c4..b84b806 100644
> --- a/drivers/iio/accel/Kconfig
> +++ b/drivers/iio/accel/Kconfig
> @@ -8,6 +8,7 @@ config HID_SENSOR_ACCEL_3D
>  	select IIO_BUFFER
>  	select IIO_TRIGGERED_BUFFER
>  	select HID_SENSOR_IIO_COMMON
> +	select HID_SENSOR_IIO_TRIGGER
>  	tristate "HID Acelerometers 3D"
>  	help
>  	  Say yes here to build support for the HID SENSOR
> diff --git a/drivers/iio/common/hid-sensors/Kconfig b/drivers/iio/common/hid-sensors/Kconfig
> index 8e63d81..e294f31 100644
> --- a/drivers/iio/common/hid-sensors/Kconfig
> +++ b/drivers/iio/common/hid-sensors/Kconfig
> @@ -6,7 +6,7 @@ menu "Hid Sensor IIO Common"
>  config HID_SENSOR_IIO_COMMON
>  	tristate "Common modules for all HID Sensor IIO drivers"
>  	depends on HID_SENSOR_HUB
> -	select IIO_TRIGGER if IIO_BUFFER
> +	select HID_SENSOR_IIO_TRIGGER if IIO_BUFFER
>  	help
>  	  Say yes here to build support for HID sensor to use
>  	  HID sensor common processing for attributes and IIO triggers.
> @@ -14,6 +14,17 @@ config HID_SENSOR_IIO_COMMON
>  	  HID sensor drivers, this module contains processing for those
>  	  attributes.
>  
> +config HID_SENSOR_IIO_TRIGGER
> +	tristate "Common module (trigger) for all HID Sensor IIO drivers"
> +	depends on HID_SENSOR_HUB && HID_SENSOR_IIO_COMMON
> +	select IIO_TRIGGER
> +	help
> +	  Say yes here to build trigger support for HID sensors.
> +	  Triggers will be send if all requested attributes were read.
> +
> +	  If this driver is compiled as a module, it will be named
> +	  hid-sensor-trigger.
> +
>  config HID_SENSOR_ENUM_BASE_QUIRKS
>  	tristate "ENUM base quirks for HID Sensor IIO drivers"
>  	depends on HID_SENSOR_IIO_COMMON
> diff --git a/drivers/iio/common/hid-sensors/Makefile b/drivers/iio/common/hid-sensors/Makefile
> index 1f463e0..22e7c5a 100644
> --- a/drivers/iio/common/hid-sensors/Makefile
> +++ b/drivers/iio/common/hid-sensors/Makefile
> @@ -3,4 +3,5 @@
>  #
>  
>  obj-$(CONFIG_HID_SENSOR_IIO_COMMON) += hid-sensor-iio-common.o
> -hid-sensor-iio-common-y := hid-sensor-attributes.o hid-sensor-trigger.o
> +obj-$(CONFIG_HID_SENSOR_IIO_TRIGGER) += hid-sensor-trigger.o
> +hid-sensor-iio-common-y := hid-sensor-attributes.o
> diff --git a/drivers/iio/gyro/Kconfig b/drivers/iio/gyro/Kconfig
> index 21e27e2..bc9daff 100644
> --- a/drivers/iio/gyro/Kconfig
> +++ b/drivers/iio/gyro/Kconfig
> @@ -8,6 +8,7 @@ config HID_SENSOR_GYRO_3D
>  	select IIO_BUFFER
>  	select IIO_TRIGGERED_BUFFER
>  	select HID_SENSOR_IIO_COMMON
> +	select HID_SENSOR_IIO_TRIGGER
>  	tristate "HID Gyroscope 3D"
>  	help
>  	  Say yes here to build support for the HID SENSOR
> diff --git a/drivers/iio/light/Kconfig b/drivers/iio/light/Kconfig
> index 1763c9b..dbf80ab 100644
> --- a/drivers/iio/light/Kconfig
> +++ b/drivers/iio/light/Kconfig
> @@ -47,6 +47,7 @@ config HID_SENSOR_ALS
>  	select IIO_BUFFER
>  	select IIO_TRIGGERED_BUFFER
>  	select HID_SENSOR_IIO_COMMON
> +	select HID_SENSOR_IIO_TRIGGER
>  	tristate "HID ALS"
>  	help
>  	  Say yes here to build support for the HID SENSOR
> diff --git a/drivers/iio/magnetometer/Kconfig b/drivers/iio/magnetometer/Kconfig
> index c1f0cdd..ff11d68 100644
> --- a/drivers/iio/magnetometer/Kconfig
> +++ b/drivers/iio/magnetometer/Kconfig
> @@ -8,6 +8,7 @@ config HID_SENSOR_MAGNETOMETER_3D
>  	select IIO_BUFFER
>  	select IIO_TRIGGERED_BUFFER
>  	select HID_SENSOR_IIO_COMMON
> +	select HID_SENSOR_IIO_TRIGGER
>  	tristate "HID Magenetometer 3D"
>  	help
>  	  Say yes here to build support for the HID SENSOR
>