This patch removes the IIO counter subdirectory which is now superceded by the Counter subsystem. Deprecation warnings are added to the documentation of the relevant IIO counter sysfs attributes.
Signed-off-by: William Breathitt Gray <[email protected]> --- Documentation/ABI/testing/sysfs-bus-iio | 8 ++++++++ .../ABI/testing/sysfs-bus-iio-counter-104-quad-8 | 16 ++++++++++++++++ drivers/iio/Kconfig | 1 - drivers/iio/Makefile | 1 - drivers/iio/counter/Kconfig | 8 -------- drivers/iio/counter/Makefile | 5 ----- 6 files changed, 24 insertions(+), 15 deletions(-) delete mode 100644 drivers/iio/counter/Kconfig delete mode 100644 drivers/iio/counter/Makefile diff --git a/Documentation/ABI/testing/sysfs-bus-iio b/Documentation/ABI/testing/sysfs-bus-iio index 731146c3b138..6115d97b075e 100644 --- a/Documentation/ABI/testing/sysfs-bus-iio +++ b/Documentation/ABI/testing/sysfs-bus-iio @@ -1637,6 +1637,8 @@ What: /sys/bus/iio/devices/iio:deviceX/in_countY_raw KernelVersion: 4.10 Contact: [email protected] Description: + This interface is deprecated; please use the Counter subsystem. + Raw counter device counts from channel Y. For quadrature counters, multiplication by an available [Y]_scale results in the counts of a single quadrature signal phase from channel Y. @@ -1645,6 +1647,8 @@ What: /sys/bus/iio/devices/iio:deviceX/in_indexY_raw KernelVersion: 4.10 Contact: [email protected] Description: + This interface is deprecated; please use the Counter subsystem. + Raw counter device index value from channel Y. This attribute provides an absolute positional reference (e.g. a pulse once per revolution) which may be used to home positional systems as @@ -1654,6 +1658,8 @@ What: /sys/bus/iio/devices/iio:deviceX/in_count_count_direction_available KernelVersion: 4.12 Contact: [email protected] Description: + This interface is deprecated; please use the Counter subsystem. + A list of possible counting directions which are: - "up" : counter device is increasing. - "down": counter device is decreasing. @@ -1662,4 +1668,6 @@ What: /sys/bus/iio/devices/iio:deviceX/in_countY_count_direction KernelVersion: 4.12 Contact: [email protected] Description: + This interface is deprecated; please use the Counter subsystem. + Raw counter device counters direction for channel Y. diff --git a/Documentation/ABI/testing/sysfs-bus-iio-counter-104-quad-8 b/Documentation/ABI/testing/sysfs-bus-iio-counter-104-quad-8 index 7fac2c268d9a..bac3d0d48b7b 100644 --- a/Documentation/ABI/testing/sysfs-bus-iio-counter-104-quad-8 +++ b/Documentation/ABI/testing/sysfs-bus-iio-counter-104-quad-8 @@ -6,6 +6,8 @@ What: /sys/bus/iio/devices/iio:deviceX/in_index_synchronous_mode_available KernelVersion: 4.10 Contact: [email protected] Description: + This interface is deprecated; please use the Counter subsystem. + Discrete set of available values for the respective counter configuration are listed in this file. @@ -13,6 +15,8 @@ What: /sys/bus/iio/devices/iio:deviceX/in_countY_count_mode KernelVersion: 4.10 Contact: [email protected] Description: + This interface is deprecated; please use the Counter subsystem. + Count mode for channel Y. Four count modes are available: normal, range limit, non-recycle, and modulo-n. The preset value for channel Y is used by the count mode where required. @@ -47,6 +51,8 @@ What: /sys/bus/iio/devices/iio:deviceX/in_countY_noise_error KernelVersion: 4.10 Contact: [email protected] Description: + This interface is deprecated; please use the Counter subsystem. + Read-only attribute that indicates whether excessive noise is present at the channel Y count inputs in quadrature clock mode; irrelevant in non-quadrature clock mode. @@ -55,6 +61,8 @@ What: /sys/bus/iio/devices/iio:deviceX/in_countY_preset KernelVersion: 4.10 Contact: [email protected] Description: + This interface is deprecated; please use the Counter subsystem. + If the counter device supports preset registers, the preset count for channel Y is provided by this attribute. @@ -62,6 +70,8 @@ What: /sys/bus/iio/devices/iio:deviceX/in_countY_quadrature_mode KernelVersion: 4.10 Contact: [email protected] Description: + This interface is deprecated; please use the Counter subsystem. + Configure channel Y counter for non-quadrature or quadrature clock mode. Selecting non-quadrature clock mode will disable synchronous load mode. In quadrature clock mode, the channel Y @@ -83,6 +93,8 @@ What: /sys/bus/iio/devices/iio:deviceX/in_countY_set_to_preset_on_index KernelVersion: 4.10 Contact: [email protected] Description: + This interface is deprecated; please use the Counter subsystem. + Whether to set channel Y counter with channel Y preset value when channel Y index input is active, or continuously count. Valid attribute values are boolean. @@ -91,6 +103,8 @@ What: /sys/bus/iio/devices/iio:deviceX/in_indexY_index_polarity KernelVersion: 4.10 Contact: [email protected] Description: + This interface is deprecated; please use the Counter subsystem. + Active level of channel Y index input; irrelevant in non-synchronous load mode. @@ -98,6 +112,8 @@ What: /sys/bus/iio/devices/iio:deviceX/in_indexY_synchronous_mode KernelVersion: 4.10 Contact: [email protected] Description: + This interface is deprecated; please use the Counter subsystem. + Configure channel Y counter for non-synchronous or synchronous load mode. Synchronous load mode cannot be selected in non-quadrature clock mode. diff --git a/drivers/iio/Kconfig b/drivers/iio/Kconfig index d69e85a8bdc3..1152efad91a1 100644 --- a/drivers/iio/Kconfig +++ b/drivers/iio/Kconfig @@ -74,7 +74,6 @@ source "drivers/iio/afe/Kconfig" source "drivers/iio/amplifiers/Kconfig" source "drivers/iio/chemical/Kconfig" source "drivers/iio/common/Kconfig" -source "drivers/iio/counter/Kconfig" source "drivers/iio/dac/Kconfig" source "drivers/iio/dummy/Kconfig" source "drivers/iio/frequency/Kconfig" diff --git a/drivers/iio/Makefile b/drivers/iio/Makefile index d8cba9c229c0..7bdd31f1b88f 100644 --- a/drivers/iio/Makefile +++ b/drivers/iio/Makefile @@ -20,7 +20,6 @@ obj-y += amplifiers/ obj-y += buffer/ obj-y += chemical/ obj-y += common/ -obj-y += counter/ obj-y += dac/ obj-y += dummy/ obj-y += gyro/ diff --git a/drivers/iio/counter/Kconfig b/drivers/iio/counter/Kconfig deleted file mode 100644 index 95a7a0df6cac..000000000000 --- a/drivers/iio/counter/Kconfig +++ /dev/null @@ -1,8 +0,0 @@ -# -# Counter devices -# -# When adding new entries keep the list in alphabetical order - -menu "Counters" - -endmenu diff --git a/drivers/iio/counter/Makefile b/drivers/iio/counter/Makefile deleted file mode 100644 index 8fd3d954775a..000000000000 --- a/drivers/iio/counter/Makefile +++ /dev/null @@ -1,5 +0,0 @@ -# -# Makefile for IIO counter devices -# - -# When adding new entries keep the list in alphabetical order -- 2.17.0
