Commit ce6bf2d9 authored by Randy Dunlap's avatar Randy Dunlap Committed by Jiri Kosina

Documentation: HID: hid-sensor editing & corrections

Do basic editing & correction to hid-sensor.rst:
- use HID consistently instead of hid
- drop a duplicate word
- change article adjective an -> a
- fix grammar & punctuation
- spell out RW -> read-write
- hyphenate multi-word adjectives
Signed-off-by: default avatarRandy Dunlap <rdunlap@infradead.org>
Cc: Jiri Kosina <jikos@kernel.org>
Cc: Jonathan Cameron <jic23@kernel.org>
Cc: Srinivas Pandruvada <srinivas.pandruvada@linux.intel.com>
Cc: linux-input@vger.kernel.org
Cc: linux-iio@vger.kernel.org
Cc: Jonathan Corbet <corbet@lwn.net>
Cc: linux-doc@vger.kernel.org
Reviewed-by: default avatarJonathan Cameron <Jonathan.Cameron@huawei.com>
Signed-off-by: default avatarJiri Kosina <jkosina@suse.cz>
parent 1c900363
......@@ -48,12 +48,12 @@ for different sensors. For example an accelerometer can send X,Y and Z data, whe
an ambient light sensor can send illumination data.
So the implementation has two parts:
- Core hid driver
- Core HID driver
- Individual sensor processing part (sensor drivers)
Core driver
-----------
The core driver registers (hid-sensor-hub) registers as a HID driver. It parses
The core driver (hid-sensor-hub) registers as a HID driver. It parses
report descriptors and identifies all the sensors present. It adds an MFD device
with name HID-SENSOR-xxxx (where xxxx is usage id from the specification).
......@@ -95,14 +95,14 @@ Registration functions::
u32 usage_id,
struct hid_sensor_hub_callbacks *usage_callback):
Registers callbacks for an usage id. The callback functions are not allowed
Registers callbacks for a usage id. The callback functions are not allowed
to sleep::
int sensor_hub_remove_callback(struct hid_sensor_hub_device *hsdev,
u32 usage_id):
Removes callbacks for an usage id.
Removes callbacks for a usage id.
Parsing function::
......@@ -166,7 +166,7 @@ This allows some differentiating use cases, where vendor can provide application
Some common use cases are debug other sensors or to provide some events like
keyboard attached/detached or lid open/close.
To allow application to utilize these sensors, here they are exported uses sysfs
To allow application to utilize these sensors, here they are exported using sysfs
attribute groups, attributes and misc device interface.
An example of this representation on sysfs::
......@@ -207,9 +207,9 @@ An example of this representation on sysfs::
│   │   │   ├── input-1-200202-units
│   │   │   ├── input-1-200202-value
Here there is a custom sensors with four fields, two feature and two inputs.
Here there is a custom sensor with four fields: two feature and two inputs.
Each field is represented by a set of attributes. All fields except the "value"
are read only. The value field is a RW field.
are read only. The value field is a read-write field.
Example::
......@@ -237,6 +237,6 @@ These reports are pushed using misc device interface in a FIFO order::
│   │   │   ├── 10:53 -> ../HID-SENSOR-2000e1.6.auto
│   ├── HID-SENSOR-2000e1.6.auto
Each reports can be of variable length preceded by a header. This header
consist of a 32 bit usage id, 64 bit time stamp and 32 bit length field of raw
Each report can be of variable length preceded by a header. This header
consists of a 32-bit usage id, 64-bit time stamp and 32-bit length field of raw
data.
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