Commit 1a7287ea authored by Ben Skeggs's avatar Ben Skeggs
Browse files

drm/nouveau/pm: track mr2 for gddr3

There's some "extended" GDDR3 chipsets out there with EMRS2 settings that
change the layout of MRS/EMRS1 bitmaps.. Sigh.. Still need to track down
how exactly we're supposed to handle this.
Signed-off-by: default avatarBen Skeggs <>
Signed-off-by: default avatarMartin Peres <>
parent c57ebf5e
......@@ -766,8 +766,10 @@ nouveau_mem_gddr3_mr(struct drm_device *dev, u32 freq,
t->mr[1] = (boot->mr[1] & 0x100f40) | t->drive_strength |
(t->odt << 2) |
(nv_mem_wr_lut_gddr3[e->tWR] & 0xf) << 4;
t->mr[2] = boot->mr[2];
NV_DEBUG(dev, "(%u) MR: %08x %08x", t->id, t->mr[0], t->mr[1]);
NV_DEBUG(dev, "(%u) MR: %08x %08x %08x", t->id,
t->mr[0], t->mr[1], t->mr[2]);
return 0;
......@@ -963,6 +965,7 @@ nouveau_mem_exec(struct nouveau_mem_exec_func *exec,
/* fetch current MRs */
switch (dev_priv->vram_type) {
mr[2] = exec->mrg(exec, 2);
Markdown is supported
0% or .
You are about to add 0 people to the discussion. Proceed with caution.
Finish editing this message first!
Please register or to comment