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path: root/drivers/gpu/drm/nouveau/core/subdev/ltc/gf100.c
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Diffstat (limited to 'drivers/gpu/drm/nouveau/core/subdev/ltc/gf100.c')
-rw-r--r--drivers/gpu/drm/nouveau/core/subdev/ltc/gf100.c4
1 files changed, 3 insertions, 1 deletions
diff --git a/drivers/gpu/drm/nouveau/core/subdev/ltc/gf100.c b/drivers/gpu/drm/nouveau/core/subdev/ltc/gf100.c
index 9e00a1ede120..d5d65285efe5 100644
--- a/drivers/gpu/drm/nouveau/core/subdev/ltc/gf100.c
+++ b/drivers/gpu/drm/nouveau/core/subdev/ltc/gf100.c
@@ -98,6 +98,7 @@ static int
gf100_ltc_init(struct nouveau_object *object)
{
struct nvkm_ltc_priv *priv = (void *)object;
+ u32 lpg128 = !(nv_rd32(priv, 0x100c80) & 0x00000001);
int ret;
ret = nvkm_ltc_init(priv);
@@ -107,6 +108,7 @@ gf100_ltc_init(struct nouveau_object *object)
nv_mask(priv, 0x17e820, 0x00100000, 0x00000000); /* INTR_EN &= ~0x10 */
nv_wr32(priv, 0x17e8d8, priv->ltc_nr);
nv_wr32(priv, 0x17e8d4, priv->tag_base);
+ nv_mask(priv, 0x17e8c0, 0x00000002, lpg128 ? 0x00000002 : 0x00000000);
return 0;
}
@@ -156,7 +158,7 @@ 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);