diff options
| author | Ben Skeggs <bskeggs@redhat.com> | 2011-02-23 09:00:35 +1000 |
|---|---|---|
| committer | Ben Skeggs <bskeggs@redhat.com> | 2011-02-25 06:46:10 +1000 |
| commit | 562af10c676936ba510860d3a25e60e55312d5cd (patch) | |
| tree | e67c014bf376d703e0b0a713bdfb2da7221df161 /drivers | |
| parent | 8f7286f8e4e80f7b868ba3d117ae900f0d207cbe (diff) | |
drm/nv50: flesh out ZCULL init and match nvidia on later chipsets
Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/gpu/drm/nouveau/nv50_graph.c | 39 |
1 files changed, 34 insertions, 5 deletions
diff --git a/drivers/gpu/drm/nouveau/nv50_graph.c b/drivers/gpu/drm/nouveau/nv50_graph.c index 289c0dd6c53d..e1267a1f6d10 100644 --- a/drivers/gpu/drm/nouveau/nv50_graph.c +++ b/drivers/gpu/drm/nouveau/nv50_graph.c @@ -95,13 +95,41 @@ nv50_graph_init_regs__nv(struct drm_device *dev) } static void -nv50_graph_init_regs(struct drm_device *dev) +nv50_graph_init_zcull(struct drm_device *dev) { + struct drm_nouveau_private *dev_priv = dev->dev_private; + int i; + NV_DEBUG(dev, "\n"); - nv_wr32(dev, NV04_PGRAPH_DEBUG_3, - (1 << 2) /* HW_CONTEXT_SWITCH_ENABLED */); - nv_wr32(dev, 0x402ca8, 0x800); + switch (dev_priv->chipset & 0xf0) { + case 0x50: + case 0x80: + case 0x90: + nv_wr32(dev, 0x402ca8, 0x00000800); + break; + case 0xa0: + default: + nv_wr32(dev, 0x402cc0, 0x00000000); + if (dev_priv->chipset == 0xa0 || + dev_priv->chipset == 0xaa || + dev_priv->chipset == 0xac) { + nv_wr32(dev, 0x402ca8, 0x00000802); + } else { + nv_wr32(dev, 0x402cc0, 0x00000000); + nv_wr32(dev, 0x402ca8, 0x00000002); + } + + break; + } + + /* zero out zcull regions */ + for (i = 0; i < 8; i++) { + nv_wr32(dev, 0x402c20 + (i * 8), 0x00000000); + nv_wr32(dev, 0x402c24 + (i * 8), 0x00000000); + nv_wr32(dev, 0x402c28 + (i * 8), 0x00000000); + nv_wr32(dev, 0x402c2c + (i * 8), 0x00000000); + } } static int @@ -136,6 +164,7 @@ nv50_graph_init_ctxctl(struct drm_device *dev) } kfree(cp); + nv_wr32(dev, 0x40008c, 0x00000004); /* HW_CTX_SWITCH_ENABLED */ nv_wr32(dev, 0x400320, 4); nv_wr32(dev, NV40_PGRAPH_CTXCTL_CUR, 0); nv_wr32(dev, NV20_PGRAPH_CHANNEL_CTX_POINTER, 0); @@ -151,7 +180,7 @@ nv50_graph_init(struct drm_device *dev) nv50_graph_init_reset(dev); nv50_graph_init_regs__nv(dev); - nv50_graph_init_regs(dev); + nv50_graph_init_zcull(dev); ret = nv50_graph_init_ctxctl(dev); if (ret) |