Documentation/hid/intel-ish-hid.rst

10 There are many vendors providing external sensor hubs confirming to HID
17 These ISH also comply to HID sensor specification, but the  difference is the
19 mainly use HID over i2C or USB. But ISH doesn't use either i2c or USB.
28 	|    USB HID	|	-->	|    ISH HID	     |
53 HID sensor applications, sensor calibration application or senor firmware
59 (ISH HID driver) identifies the device type and registers with the hid core.
78 	|   HID Sensor Hub MFD	  |
81 	|       HID Core	  |
84 	|   HID over ISH Client   |
223 The size of ring can be specified by the client. HID client set 16 and 32 for
254 3.4 HID over ISH Client
261 - enumerate HID devices under FW ISH client
263 - Register with HID core as a LL driver
267 3.5 HID Sensor Hub MFD and IIO sensor drivers
272 Documentation/hid/hid-sensor.rst for HID sensor
275 3.6 End to End HID transport Sequence Diagram
280   HID-ISH-CLN                    ISHTP                    IPC                             HW
355   ├── iio:device0 -> ../../../devices/0044:8086:22D8.0001/HID-SENSOR-200073.9.auto/iio:device0