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drm/nv50: flush bar1 vm / dma object setup before poking 0x1708

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Should fix issues noticed on NVAC (MacBook Pro / ION) since gpuobj
rework.

Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
This commit is contained in:
Ben Skeggs 2010-09-20 18:27:39 +10:00
parent dc7339df11
commit 038b8b2a0d
1 changed files with 2 additions and 0 deletions
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2
drivers/gpu/drm/nouveau/nv50_instmem.c
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@ -226,6 +226,8 @@ nv50_instmem_init(struct drm_device *dev)
nv_wo32(priv->fb_bar, 0x10, 0x00000000);
nv_wo32(priv->fb_bar, 0x14, 0x00000000);
dev_priv->engine.instmem.flush(dev);
nv_wr32(dev, 0x001708, 0x80000000 | (priv->fb_bar->cinst >> 4));
for (i = 0; i < 8; i++)
nv_wr32(dev, 0x1900 + (i*4), 0);