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| author | Shilpasri G Bhat <shilpa.bhat@linux.vnet.ibm.com> | 2017-08-10 09:01:19 +0530 |
|---|---|---|
| committer | Michael Ellerman <mpe@ellerman.id.au> | 2017-08-10 22:40:01 +1000 |
| commit | 8e84b2d1f0f6a00b6476790f7bce6dcbffe91980 (patch) | |
| tree | f348d51b13bf87653605b18e9dbd6be21e518e29 /arch/powerpc/platforms/powernv/opal-wrappers.S | |
| parent | cb8b340de21e1c57e1c6d4f26ccc4af46a3ed559 (diff) | |
| download | lwn-8e84b2d1f0f6a00b6476790f7bce6dcbffe91980.tar.gz lwn-8e84b2d1f0f6a00b6476790f7bce6dcbffe91980.zip | |
powerpc/powernv: Add support to set power-shifting-ratio
This patch adds support to set power-shifting-ratio which hints the
firmware how to distribute/throttle power between different entities
in a system (e.g CPU v/s GPU). This ratio is used by OCC for power
capping algorithm.
Signed-off-by: Shilpasri G Bhat <shilpa.bhat@linux.vnet.ibm.com>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Diffstat (limited to 'arch/powerpc/platforms/powernv/opal-wrappers.S')
| -rw-r--r-- | arch/powerpc/platforms/powernv/opal-wrappers.S | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/arch/powerpc/platforms/powernv/opal-wrappers.S b/arch/powerpc/platforms/powernv/opal-wrappers.S index 139286c98808..09cc6ec92af7 100644 --- a/arch/powerpc/platforms/powernv/opal-wrappers.S +++ b/arch/powerpc/platforms/powernv/opal-wrappers.S @@ -316,3 +316,5 @@ OPAL_CALL(opal_imc_counters_stop, OPAL_IMC_COUNTERS_STOP); OPAL_CALL(opal_pci_set_p2p, OPAL_PCI_SET_P2P); OPAL_CALL(opal_get_powercap, OPAL_GET_POWERCAP); OPAL_CALL(opal_set_powercap, OPAL_SET_POWERCAP); +OPAL_CALL(opal_get_power_shift_ratio, OPAL_GET_POWER_SHIFT_RATIO); +OPAL_CALL(opal_set_power_shift_ratio, OPAL_SET_POWER_SHIFT_RATIO); |