提交 562af10c 编写于 作者: B Ben Skeggs

drm/nv50: flesh out ZCULL init and match nvidia on later chipsets

Signed-off-by: NBen Skeggs <bskeggs@redhat.com>
上级 8f7286f8
...@@ -95,13 +95,41 @@ nv50_graph_init_regs__nv(struct drm_device *dev) ...@@ -95,13 +95,41 @@ nv50_graph_init_regs__nv(struct drm_device *dev)
} }
static void 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_DEBUG(dev, "\n");
nv_wr32(dev, NV04_PGRAPH_DEBUG_3, switch (dev_priv->chipset & 0xf0) {
(1 << 2) /* HW_CONTEXT_SWITCH_ENABLED */); case 0x50:
nv_wr32(dev, 0x402ca8, 0x800); 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 static int
...@@ -136,6 +164,7 @@ nv50_graph_init_ctxctl(struct drm_device *dev) ...@@ -136,6 +164,7 @@ nv50_graph_init_ctxctl(struct drm_device *dev)
} }
kfree(cp); kfree(cp);
nv_wr32(dev, 0x40008c, 0x00000004); /* HW_CTX_SWITCH_ENABLED */
nv_wr32(dev, 0x400320, 4); nv_wr32(dev, 0x400320, 4);
nv_wr32(dev, NV40_PGRAPH_CTXCTL_CUR, 0); nv_wr32(dev, NV40_PGRAPH_CTXCTL_CUR, 0);
nv_wr32(dev, NV20_PGRAPH_CHANNEL_CTX_POINTER, 0); nv_wr32(dev, NV20_PGRAPH_CHANNEL_CTX_POINTER, 0);
...@@ -151,7 +180,7 @@ nv50_graph_init(struct drm_device *dev) ...@@ -151,7 +180,7 @@ nv50_graph_init(struct drm_device *dev)
nv50_graph_init_reset(dev); nv50_graph_init_reset(dev);
nv50_graph_init_regs__nv(dev); nv50_graph_init_regs__nv(dev);
nv50_graph_init_regs(dev); nv50_graph_init_zcull(dev);
ret = nv50_graph_init_ctxctl(dev); ret = nv50_graph_init_ctxctl(dev);
if (ret) if (ret)
......
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