From: Alex Deucher <alexander.deucher@amd.com>
Date: Tue, 25 Jun 2013 21:56:16 +0000 (-0400)
Subject: drm/radeon/kms: add dpm support for SI (v7)
X-Git-Tag: v3.11-rc1~65^2~60^2~16
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=a9e61410921bcc1aa8f594ffa6301d5baba90f3b;p=pandora-kernel.git

drm/radeon/kms: add dpm support for SI (v7)

This adds dpm support for SI asics.  This includes:
- dynamic engine clock scaling
- dynamic memory clock scaling
- dynamic voltage scaling
- dynamic pcie gen1/gen2/gen3 switching
- power containment
- shader power scaling

Set radeon.dpm=1 to enable.

v2: enable hainan support, rebase
v3: guard acpi stuff
v4: fix 64 bit math
v5: fix 64 bit div harder
v6: fix thermal interrupt check noticed by Jerome
v7: attempt fix state enable

Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
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