1What:		/sys/firmware/opal/psr
2Date:		August 2017
3Contact:	Linux for PowerPC mailing list <linuxppc-dev@ozlabs.org>
4Description:	Power-Shift-Ratio directory for Powernv P9 servers
5
6		Power-Shift-Ratio allows to provide hints the firmware
7		to shift/throttle power between different entities in
8		the system. Each attribute in this directory indicates
9		a settable PSR.
10
11What:		/sys/firmware/opal/psr/cpu_to_gpu_X
12Date:		August 2017
13Contact:	Linux for PowerPC mailing list <linuxppc-dev@ozlabs.org>
14Description:	PSR sysfs attributes for Powernv P9 servers
15
16		Power-Shift-Ratio between CPU and GPU for a given chip
17		with chip-id X. This file gives the ratio (0-100)
18		which is used by OCC for power-capping.
19