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>
diff --git a/drivers/gpu/drm/nouveau/nouveau_perf.c b/drivers/gpu/drm/nouveau/nouveau_perf.c
index b70b6ef..90ab497 100644
--- a/drivers/gpu/drm/nouveau/nouveau_perf.c
+++ b/drivers/gpu/drm/nouveau/nouveau_perf.c
@@ -236,9 +236,19 @@
#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;
}