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drm/nv40: Init some tiling-related PGRAPH state. 

Fixes garbled 3D on an nv46 card.

Reported-by: Francesco Marella <francesco.marella@gmail.com>
Signed-off-by: Francisco Jerez <currojerez@riseup.net>
Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
This commit is contained in:
Francisco Jerez 2010-04-06 21:11:58 +02:00 committed by Ben Skeggs
parent eaeefba154
commit 2295e17a4a
1 changed files with 21 additions and 0 deletions
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21
drivers/gpu/drm/nouveau/nv40_graph.c
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@ -335,6 +335,27 @@ nv40_graph_init(struct drm_device *dev)
nv_wr32(dev, 0x400b38, 0x2ffff800); nv_wr32(dev, 0x400b38, 0x2ffff800);
nv_wr32(dev, 0x400b3c, 0x00006000); nv_wr32(dev, 0x400b3c, 0x00006000);
/* Tiling related stuff. */
switch (dev_priv->chipset) {
case 0x44:
case 0x4a:
nv_wr32(dev, 0x400bc4, 0x1003d888);
nv_wr32(dev, 0x400bbc, 0xb7a7b500);
break;
case 0x46:
nv_wr32(dev, 0x400bc4, 0x0000e024);
nv_wr32(dev, 0x400bbc, 0xb7a7b520);
break;
case 0x4c:
case 0x4e:
case 0x67:
nv_wr32(dev, 0x400bc4, 0x1003d888);
nv_wr32(dev, 0x400bbc, 0xb7a7b540);
break;
default:
break;
}
/* Turn all the tiling regions off. */ /* Turn all the tiling regions off. */
for (i = 0; i < pfb->num_tiles; i++) for (i = 0; i < pfb->num_tiles; i++)
nv40_graph_set_region_tiling(dev, i, 0, 0, 0); nv40_graph_set_region_tiling(dev, i, 0, 0, 0);