diff options
Diffstat (limited to 'drivers/gpu/drm/nouveau/nouveau_irq.c')
| -rw-r--r-- | drivers/gpu/drm/nouveau/nouveau_irq.c | 45 |
1 files changed, 37 insertions, 8 deletions
diff --git a/drivers/gpu/drm/nouveau/nouveau_irq.c b/drivers/gpu/drm/nouveau/nouveau_irq.c index a818306781cc..6fd51a51c608 100644 --- a/drivers/gpu/drm/nouveau/nouveau_irq.c +++ b/drivers/gpu/drm/nouveau/nouveau_irq.c @@ -202,16 +202,45 @@ nouveau_fifo_irq_handler(struct drm_device *dev) } if (status & NV_PFIFO_INTR_DMA_PUSHER) { - NV_INFO(dev, "PFIFO_DMA_PUSHER - Ch %d\n", chid); + u32 get = nv_rd32(dev, 0x003244); + u32 put = nv_rd32(dev, 0x003240); + u32 push = nv_rd32(dev, 0x003220); + u32 state = nv_rd32(dev, 0x003228); + + if (dev_priv->card_type == NV_50) { + u32 ho_get = nv_rd32(dev, 0x003328); + u32 ho_put = nv_rd32(dev, 0x003320); + u32 ib_get = nv_rd32(dev, 0x003334); + u32 ib_put = nv_rd32(dev, 0x003330); + + NV_INFO(dev, "PFIFO_DMA_PUSHER - Ch %d Get 0x%02x%08x " + "Put 0x%02x%08x IbGet 0x%08x IbPut 0x%08x " + "State 0x%08x Push 0x%08x\n", + chid, ho_get, get, ho_put, put, ib_get, ib_put, + state, push); + + /* METHOD_COUNT, in DMA_STATE on earlier chipsets */ + nv_wr32(dev, 0x003364, 0x00000000); + if (get != put || ho_get != ho_put) { + nv_wr32(dev, 0x003244, put); + nv_wr32(dev, 0x003328, ho_put); + } else + if (ib_get != ib_put) { + nv_wr32(dev, 0x003334, ib_put); + } + } else { + NV_INFO(dev, "PFIFO_DMA_PUSHER - Ch %d Get 0x%08x " + "Put 0x%08x State 0x%08x Push 0x%08x\n", + chid, get, put, state, push); - status &= ~NV_PFIFO_INTR_DMA_PUSHER; - nv_wr32(dev, NV03_PFIFO_INTR_0, - NV_PFIFO_INTR_DMA_PUSHER); + if (get != put) + nv_wr32(dev, 0x003244, put); + } - nv_wr32(dev, NV04_PFIFO_CACHE1_DMA_STATE, 0x00000000); - if (nv_rd32(dev, NV04_PFIFO_CACHE1_DMA_PUT) != get) - nv_wr32(dev, NV04_PFIFO_CACHE1_DMA_GET, - get + 4); + nv_wr32(dev, 0x003228, 0x00000000); + nv_wr32(dev, 0x003220, 0x00000001); + nv_wr32(dev, 0x002100, NV_PFIFO_INTR_DMA_PUSHER); + status &= ~NV_PFIFO_INTR_DMA_PUSHER; } if (status & NV_PFIFO_INTR_SEMAPHORE) { |