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authorFrancisco Jerez <currojerez@riseup.net>2010-04-06 21:11:58 +0200
committerBen Skeggs <bskeggs@redhat.com>2010-04-09 10:15:43 +1000
commit2295e17a4a0c339ca8507deb2cab5f339007e5e5 (patch)
tree32743318c2919042412bb96156a3fdcff386cd67 /drivers/gpu
parenteaeefba154a19aeab9037b1d29478e5303a992fe (diff)
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>
Diffstat (limited to 'drivers/gpu')
-rw-r--r--drivers/gpu/drm/nouveau/nv40_graph.c21
1 files changed, 21 insertions, 0 deletions
diff --git a/drivers/gpu/drm/nouveau/nv40_graph.c b/drivers/gpu/drm/nouveau/nv40_graph.c
index 53e8afe1dcd1..0616c96e4b67 100644
--- a/drivers/gpu/drm/nouveau/nv40_graph.c
+++ b/drivers/gpu/drm/nouveau/nv40_graph.c
@@ -335,6 +335,27 @@ nv40_graph_init(struct drm_device *dev)
nv_wr32(dev, 0x400b38, 0x2ffff800);
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. */
for (i = 0; i < pfb->num_tiles; i++)
nv40_graph_set_region_tiling(dev, i, 0, 0, 0);