projects / GitHub / LineageOS / G12 / android_kernel_amlogic_linux-4.9.git / commit
? search:
summary | shortlog | log | commit | commitdiff | tree
(parent: 9c7cc23) | patch
powerpc/pseries: Export data from new hcall H_EM_GET_PARMS
authorVaidyanathan Srinivasan <svaidy@linux.vnet.ibm.com>
Wed, 31 Mar 2010 21:39:24 +0000 (21:39 +0000)
committerBenjamin Herrenschmidt <benh@kernel.crashing.org>
Wed, 7 Apr 2010 08:00:29 +0000 (18:00 +1000)
commit6fe9d1facb5346a615f9b571df3b91593afb29c3
treeacc018141869eb3b7ef8b89eea425d719c2a732btree | snapshot (tar.gz zip)
parent9c7cc234dc5edf5379fbbab4973f6704f59bc57bcommit | diff
powerpc/pseries: Export data from new hcall H_EM_GET_PARMS

Add support for H_EM_GET_PARMS hcall that will return data
related to power modes from the platform.  Export the data
directly to user space for administrative tools to interpret
and use.

cat /proc/powerpc/lparcfg will export power mode data

Signed-off-by: Vaidyanathan Srinivasan <svaidy@linux.vnet.ibm.com>
Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
arch/powerpc/include/asm/hvcall.h diff | blob | blame | history
arch/powerpc/kernel/lparcfg.c diff | blob | blame | history