1What:		/sys/bus/pci/devices/<BDF>/qat/state
2Date:		June 2022
3KernelVersion:	5.20
4Contact:	qat-linux@intel.com
5Description:	(RW) Reports the current state of the QAT device. Write to
6		the file to start or stop the device.
7
8		The values are:
9
10		* up: the device is up and running
11		* down: the device is down
12
13
14		It is possible to transition the device from up to down only
15		if the device is up and vice versa.
16
17		This attribute is only available for qat_4xxx devices.
18
19What:		/sys/bus/pci/devices/<BDF>/qat/cfg_services
20Date:		June 2022
21KernelVersion:	5.20
22Contact:	qat-linux@intel.com
23Description:	(RW) Reports the current configuration of the QAT device.
24		Write to the file to change the configured services.
25
26		The values are:
27
28		* sym;asym: the device is configured for running crypto
29		  services
30		* dc: the device is configured for running compression services
31
32		It is possible to set the configuration only if the device
33		is in the `down` state (see /sys/bus/pci/devices/<BDF>/qat/state)
34
35		The following example shows how to change the configuration of
36		a device configured for running crypto services in order to
37		run data compression::
38
39			# cat /sys/bus/pci/devices/<BDF>/qat/state
40			up
41			# cat /sys/bus/pci/devices/<BDF>/qat/cfg_services
42			sym;asym
43			# echo down > /sys/bus/pci/devices/<BDF>/qat/state
44			# echo dc > /sys/bus/pci/devices/<BDF>/qat/cfg_services
45			# echo up > /sys/bus/pci/devices/<BDF>/qat/state
46			# cat /sys/bus/pci/devices/<BDF>/qat/cfg_services
47			dc
48
49		This attribute is only available for qat_4xxx devices.
50