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drm/nouveau/ltc: fix tag base address getting truncated if above 4GiB

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Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
This commit is contained in:
Ben Skeggs 2014-08-12 09:27:54 +10:00
parent 3d9e3921f4
commit 147ed897e8
1 changed files with 1 additions and 1 deletions
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2
drivers/gpu/drm/nouveau/core/subdev/ltc/gf100.c
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@ -156,7 +156,7 @@ gf100_ltc_init_tag_ram(struct nouveau_fb *pfb, struct nvkm_ltc_priv *priv)
if (ret) {
priv->num_tags = 0;
} else {
u64 tag_base = (priv->tag_ram->offset << 12) + tag_margin;
u64 tag_base = ((u64)priv->tag_ram->offset << 12) + tag_margin;
tag_base += tag_align - 1;
ret = do_div(tag_base, tag_align);