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drm/nv50: fix detection of second vram rank

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Goes a long way to correcting NVS295 memory reclocking issues.

Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
Signed-off-by: Martin Peres <martin.peres@labri.fr>
This commit is contained in:
Ben Skeggs 2012-01-24 11:03:14 +10:00
parent 1a7287ea6f
commit 0ce7141558
1 changed files with 1 additions and 1 deletions
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2
drivers/gpu/drm/nouveau/nv50_vram.c
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@ -207,7 +207,7 @@ nv50_vram_init(struct drm_device *dev)
break;
}
dev_priv->vram_rank_B = (nv_rd32(dev, NV04_PFB_CFG0) & 0x100) >> 8;
dev_priv->vram_rank_B = !!(nv_rd32(dev, 0x100200) & 0x4);
dev_priv->vram_size = nv_rd32(dev, 0x10020c);
dev_priv->vram_size |= (dev_priv->vram_size & 0xff) << 32;
dev_priv->vram_size &= 0xffffffff00ULL;