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authorWilliam Breathitt Gray2021-09-29 12:16:03 +0900
committerJonathan Cameron2021-10-17 10:54:48 +0100
commit4bdec61d927b5db25f75fa377504d4e127c3682b (patch)
treeb70d819dcd8990dd9ba721e36746ae9e94a03cd0 /Documentation/ABI
parentbb6264a61de84320e77a22b4b8f4babf240608c4 (diff)
counter: Implement *_component_id sysfs attributes
The Generic Counter chrdev interface expects users to supply component IDs in order to select extensions for requests. In order for users to know what component ID belongs to which extension this information must be exposed. The *_component_id attribute provides a way for users to discover what component ID belongs to which respective extension. Cc: David Lechner <david@lechnology.com> Cc: Gwendal Grignou <gwendal@chromium.org> Cc: Dan Carpenter <dan.carpenter@oracle.com> Signed-off-by: William Breathitt Gray <vilhelm.gray@gmail.com> Link: https://lore.kernel.org/r/8961a11edbb882fc689e468194f5be75f572443e.1632884256.git.vilhelm.gray@gmail.com Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
Diffstat (limited to 'Documentation/ABI')
-rw-r--r--Documentation/ABI/testing/sysfs-bus-counter16
1 files changed, 15 insertions, 1 deletions
diff --git a/Documentation/ABI/testing/sysfs-bus-counter b/Documentation/ABI/testing/sysfs-bus-counter
index aa2cd3c10d74..0ce16669157e 100644
--- a/Documentation/ABI/testing/sysfs-bus-counter
+++ b/Documentation/ABI/testing/sysfs-bus-counter
@@ -203,12 +203,26 @@ Description:
both edges:
Any state transition.
+What: /sys/bus/counter/devices/counterX/countY/ceiling_component_id
+What: /sys/bus/counter/devices/counterX/countY/floor_component_id
+What: /sys/bus/counter/devices/counterX/countY/count_mode_component_id
+What: /sys/bus/counter/devices/counterX/countY/direction_component_id
+What: /sys/bus/counter/devices/counterX/countY/enable_component_id
+What: /sys/bus/counter/devices/counterX/countY/error_noise_component_id
+What: /sys/bus/counter/devices/counterX/countY/prescaler_component_id
+What: /sys/bus/counter/devices/counterX/countY/preset_component_id
+What: /sys/bus/counter/devices/counterX/countY/preset_enable_component_id
What: /sys/bus/counter/devices/counterX/countY/signalZ_action_component_id
+What: /sys/bus/counter/devices/counterX/signalY/cable_fault_component_id
+What: /sys/bus/counter/devices/counterX/signalY/cable_fault_enable_component_id
+What: /sys/bus/counter/devices/counterX/signalY/filter_clock_prescaler_component_id
+What: /sys/bus/counter/devices/counterX/signalY/index_polarity_component_id
+What: /sys/bus/counter/devices/counterX/signalY/synchronous_mode_component_id
KernelVersion: 5.16
Contact: linux-iio@vger.kernel.org
Description:
Read-only attribute that indicates the component ID of the
- respective Synapse of Count Y for Signal Z.
+ respective extension or Synapse.
What: /sys/bus/counter/devices/counterX/countY/spike_filter_ns
KernelVersion: 5.14