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path: root/drivers/gpu/drm/nouveau/nvkm/subdev/bios/volt.c
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Diffstat (limited to 'drivers/gpu/drm/nouveau/nvkm/subdev/bios/volt.c')
-rw-r--r--drivers/gpu/drm/nouveau/nvkm/subdev/bios/volt.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/bios/volt.c b/drivers/gpu/drm/nouveau/nvkm/subdev/bios/volt.c
index 7143ea4611aa..33a9fb5ac558 100644
--- a/drivers/gpu/drm/nouveau/nvkm/subdev/bios/volt.c
+++ b/drivers/gpu/drm/nouveau/nvkm/subdev/bios/volt.c
@@ -96,6 +96,8 @@ nvbios_volt_parse(struct nvkm_bios *bios, u8 *ver, u8 *hdr, u8 *cnt, u8 *len,
info->min = min(info->base,
info->base + info->step * info->vidmask);
info->max = nvbios_rd32(bios, volt + 0x0e);
+ if (!info->max)
+ info->max = max(info->base, info->base + info->step * info->vidmask);
break;
case 0x50:
info->min = nvbios_rd32(bios, volt + 0x0a);