The driver for the as73211 light sensor provides the following not yet
documented sysfs entries:
- in_intensity_(x|y|z)_raw
- in_intensity_(x|y|z)_scale
- in_intensity_sampling_frequency(_available)
- in_intensity_hardwaregain(_available)
- in_intensity_integration_time

Signed-off-by: Christian Eggers <cegg...@arri.de>
---

On Thursday, 6 August 2020, 19:44:51 CEST, Jonathan Cameron wrote:
Hi Jonathan,

> Hi Christian,
> 
> I'll take this, but please send a follow up patch to add documentation
> for in_intensity_x_raw and all the other new ABI this adds in
> Documentation/ABI/testing/sysfs-bus-iio
> I should have mentioned that earlier, but kind of assumed we already
> had these documented for some reason!  
> [...]
> Insert them into the relevant groups that already exist.  In some cases
> it will just be adding an entry with no specific explanation.
> For the _raw attribute add a bit more info about what x, y and z are
> (basically just say they are from cie1931 (I think?)

I added all sysfs entries which were not present in 5.8-rc6.

Best regards
Christian

 Documentation/ABI/testing/sysfs-bus-iio | 26 ++++++++++++++++++++++++-
 1 file changed, 25 insertions(+), 1 deletion(-)

diff --git a/Documentation/ABI/testing/sysfs-bus-iio 
b/Documentation/ABI/testing/sysfs-bus-iio
index d3e53a6d8331..14ae4bf053c5 100644
--- a/Documentation/ABI/testing/sysfs-bus-iio
+++ b/Documentation/ABI/testing/sysfs-bus-iio
@@ -40,6 +40,7 @@ Description:
                buffered samples and events for device X.
 
 What:          /sys/bus/iio/devices/iio:deviceX/sampling_frequency
+What:          /sys/bus/iio/devices/iio:deviceX/in_intensity_sampling_frequency
 What:          /sys/bus/iio/devices/iio:deviceX/buffer/sampling_frequency
 What:          /sys/bus/iio/devices/triggerX/sampling_frequency
 KernelVersion: 2.6.35
@@ -55,6 +56,7 @@ Description:
                then it is to be found in the base device directory.
 
 What:          /sys/bus/iio/devices/iio:deviceX/sampling_frequency_available
+What:          
/sys/bus/iio/devices/iio:deviceX/in_intensity_sampling_frequency_available
 What:          
/sys/bus/iio/devices/iio:deviceX/in_proximity_sampling_frequency_available
 What:          /sys/.../iio:deviceX/buffer/sampling_frequency_available
 What:          /sys/bus/iio/devices/triggerX/sampling_frequency_available
@@ -374,6 +376,9 @@ What:               
/sys/bus/iio/devices/iio:deviceX/in_velocity_sqrt(x^2+y^2+z^2)_scale
 What:          /sys/bus/iio/devices/iio:deviceX/in_illuminance_scale
 What:          /sys/bus/iio/devices/iio:deviceX/in_countY_scale
 What:          /sys/bus/iio/devices/iio:deviceX/in_angl_scale
+What:          /sys/bus/iio/devices/iio:deviceX/in_intensity_x_scale
+What:          /sys/bus/iio/devices/iio:deviceX/in_intensity_y_scale
+What:          /sys/bus/iio/devices/iio:deviceX/in_intensity_z_scale
 KernelVersion: 2.6.35
 Contact:       linux-...@vger.kernel.org
 Description:
@@ -484,6 +489,7 @@ Description:
                are listed in this attribute.
 
 What           /sys/bus/iio/devices/iio:deviceX/out_voltageY_hardwaregain
+What:          /sys/bus/iio/devices/iio:deviceX/in_intensity_hardwaregain
 What:          /sys/bus/iio/devices/iio:deviceX/in_intensity_red_hardwaregain
 What:          /sys/bus/iio/devices/iio:deviceX/in_intensity_green_hardwaregain
 What:          /sys/bus/iio/devices/iio:deviceX/in_intensity_blue_hardwaregain
@@ -494,6 +500,13 @@ Description:
                Hardware applied gain factor. If shared across all channels,
                <type>_hardwaregain is used.
 
+What:          
/sys/bus/iio/devices/iio:deviceX/in_intensity_hardwaregain_available
+KernelVersion: 5.10
+Contact:       linux-...@vger.kernel.org
+Description:
+               Lists all available hardware applied gain factors. Shared 
across all
+               channels.
+
 What:          /sys/.../in_accel_filter_low_pass_3db_frequency
 What:          /sys/.../in_magn_filter_low_pass_3db_frequency
 What:          /sys/.../in_anglvel_filter_low_pass_3db_frequency
@@ -1333,6 +1346,7 @@ Description:
                standardised CIE Erythemal Action Spectrum. UV index values 
range
                from 0 (low) to >=11 (extreme).
 
+What:          /sys/.../iio:deviceX/in_intensity_integration_time
 What:          /sys/.../iio:deviceX/in_intensity_red_integration_time
 What:          /sys/.../iio:deviceX/in_intensity_green_integration_time
 What:          /sys/.../iio:deviceX/in_intensity_blue_integration_time
@@ -1342,7 +1356,8 @@ KernelVersion:    3.12
 Contact:       linux-...@vger.kernel.org
 Description:
                This attribute is used to get/set the integration time in
-               seconds.
+               seconds. If shared across all channels, <type>_integration_time
+               is used.
 
 What:          
/sys/.../iio:deviceX/in_velocity_sqrt(x^2+y^2+z^2)_integration_time
 KernelVersion: 4.0
@@ -1739,3 +1754,12 @@ KernelVersion:   5.5
 Contact:       linux-...@vger.kernel.org
 Description:
                One of the following thermocouple types: B, E, J, K, N, R, S, T.
+
+What:          /sys/bus/iio/devices/iio:deviceX/in_intensity_x_raw
+What:          /sys/bus/iio/devices/iio:deviceX/in_intensity_y_raw
+What:          /sys/bus/iio/devices/iio:deviceX/in_intensity_z_raw
+KernelVersion: 5.10
+Contact:       linux-...@vger.kernel.org
+Description:
+               Unscaled light intensity according to CIE 1931/DIN 5033 color 
space.
+               Units after application of scale are nano nanowatts per square 
meter.
-- 
Christian Eggers
Embedded software developer

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