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nouveau: nv10: output a warning if last channel invalid, and switch to next

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This commit is contained in:
Patrice Mandin 2007-08-25 00:12:58 +02:00
parent 9875011196
commit 502bbdbe14
1 changed files with 9 additions and 7 deletions
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16
shared-core/nv10_graph.c
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@ -608,21 +608,23 @@ void nouveau_nv10_context_switch(struct drm_device *dev)
last = dev_priv->fifos[chid];
if (!last) {
DRM_DEBUG("Invalid last channel\n");
return;
DRM_DEBUG("WARNING: Invalid last channel, switch to %x\n",
next->id);
} else {
DRM_INFO("NV: PGRAPH context switch interrupt channel %x -> %x\n",
last->id, next->id);
}
DRM_INFO("NV: PGRAPH context switch interrupt channel %x -> %x\n",
last->id, next->id);
NV_WRITE(NV04_PGRAPH_FIFO,0x0);
#if 0
NV_WRITE(NV_PFIFO_CACH1_PUL0, 0x00000000);
NV_WRITE(NV_PFIFO_CACH1_PUL1, 0x00000000);
NV_WRITE(NV_PFIFO_CACHES, 0x00000000);
#endif
nv10_graph_save_context(last);
if (last) {
nv10_graph_save_context(last);
}
nouveau_wait_for_idle(dev);
NV_WRITE(NV10_PGRAPH_CTX_CONTROL, 0x10000000);