Change in coreboot[master]: drivers/intel/dptf: Add OEM variables support

[Sumeet R Pawnikar (Code Review)]

Attention is currently required from: Furquan Shaikh, Justin TerAvest, Sumeet R Pawnikar, Todd Broch, Aaron Durbin, Patrick Rudolph, Karthik Ramasubramanian.
Hello build bot (Jenkins), Furquan Shaikh, Patrick Georgi, Justin TerAvest, Tim Wawrzynczak, Todd Broch, Aaron Durbin, Patrick Rudolph, Karthik Ramasubramanian,

I'd like you to reexamine a change. Please visit

https://review.coreboot.org/c/coreboot/+/50127

to look at the new patch set (#4).

Change subject: drivers/intel/dptf: Add OEM variables support
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drivers/intel/dptf: Add OEM variables support

This adds OEM variables feature under DPTF. Using this, platform vendors
can expose an array of OEM-specific values to be used in determining
DPTF policy. These are obtained via the ODVP method, and then simply
exposed under sysfs. In addition, these gets updated when a notification
is received or when the DPTF policy is changed by userspace.

BRANCH=None
BUG=176965529
TEST=Built and tested on dedede board

Change-Id: Iaf3cf7b40e9a441b41d0c659d76895a58669c2fb
Signed-off-by: Sumeet R Pawnikar 
---
M src/drivers/intel/dptf/dptf.c
M src/include/acpi/acpigen_dptf.h
2 files changed, 34 insertions(+), 0 deletions(-)

git pull ssh://review.coreboot.org:29418/coreboot refs/changes/27/50127/4