diff options
| -rw-r--r-- | shared-core/nv10_graph.c | 16 |
1 files changed, 9 insertions, 7 deletions
diff --git a/shared-core/nv10_graph.c b/shared-core/nv10_graph.c index 567ce6a4..18bab7eb 100644 --- a/shared-core/nv10_graph.c +++ b/shared-core/nv10_graph.c @@ -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); |