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drm/nvc0/pm: correct core/mem/shader perflvl parsing 

We need to parse some of these other entries still, but I've yet to
determine exactly which PLLs the rest map to.

Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
This commit is contained in:
Ben Skeggs 2011-04-20 13:15:02 +10:00
parent 730673b665
commit 40f6193b8f
1 changed files with 13 additions and 3 deletions
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16
drivers/gpu/drm/nouveau/nouveau_perf.c
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@ -236,9 +236,19 @@ nouveau_perf_init(struct drm_device *dev)
#define subent(n) entry[perf[2] + ((n) * perf[3])]
perflvl->fanspeed = 0; /*XXX*/
perflvl->voltage = entry[2];
perflvl->core = (ROM16(subent(0)) & 0xfff) * 1000;
perflvl->shader = (ROM16(subent(1)) & 0xfff) * 1000;
perflvl->memory = (ROM16(subent(2)) & 0xfff) * 1000;
if (dev_priv->card_type == NV_50) {
perflvl->core = ROM16(subent(0)) & 0xfff;
perflvl->shader = ROM16(subent(1)) & 0xfff;
perflvl->memory = ROM16(subent(2)) & 0xfff;
} else {
perflvl->shader = ROM16(subent(3)) & 0xfff;
perflvl->core = perflvl->shader / 2;
perflvl->memory = ROM16(subent(5)) & 0xfff;
}
perflvl->core *= 1000;
perflvl->shader *= 1000;
perflvl->memory *= 1000;
break;
}