diff options
Diffstat (limited to 'drivers/gpu/drm/nouveau/nv50_instmem.c')
-rw-r--r-- | drivers/gpu/drm/nouveau/nv50_instmem.c | 68 |
1 files changed, 25 insertions, 43 deletions
diff --git a/drivers/gpu/drm/nouveau/nv50_instmem.c b/drivers/gpu/drm/nouveau/nv50_instmem.c index 5f21df31f3aa..37c7b48ab24a 100644 --- a/drivers/gpu/drm/nouveau/nv50_instmem.c +++ b/drivers/gpu/drm/nouveau/nv50_instmem.c @@ -35,8 +35,6 @@ struct nv50_instmem_priv { struct nouveau_gpuobj_ref *pramin_pt; struct nouveau_gpuobj_ref *pramin_bar; struct nouveau_gpuobj_ref *fb_bar; - - bool last_access_wr; }; #define NV50_INSTMEM_PAGE_SHIFT 12 @@ -147,7 +145,7 @@ nv50_instmem_init(struct drm_device *dev) if (ret) return ret; - if (nouveau_mem_init_heap(&chan->ramin_heap, c_base, c_size - c_base)) + if (drm_mm_init(&chan->ramin_heap, c_base, c_size - c_base)) return -ENOMEM; /* RAMFC + zero channel's PRAMIN up to start of VM pagedir */ @@ -241,7 +239,7 @@ nv50_instmem_init(struct drm_device *dev) return ret; BAR0_WI32(priv->fb_bar->gpuobj, 0x00, 0x7fc00000); BAR0_WI32(priv->fb_bar->gpuobj, 0x04, 0x40000000 + - drm_get_resource_len(dev, 1) - 1); + pci_resource_len(dev->pdev, 1) - 1); BAR0_WI32(priv->fb_bar->gpuobj, 0x08, 0x40000000); BAR0_WI32(priv->fb_bar->gpuobj, 0x0c, 0x00000000); BAR0_WI32(priv->fb_bar->gpuobj, 0x10, 0x00000000); @@ -262,23 +260,18 @@ nv50_instmem_init(struct drm_device *dev) /* Assume that praying isn't enough, check that we can re-read the * entire fake channel back from the PRAMIN BAR */ - dev_priv->engine.instmem.prepare_access(dev, false); for (i = 0; i < c_size; i += 4) { if (nv_rd32(dev, NV_RAMIN + i) != nv_ri32(dev, i)) { NV_ERROR(dev, "Error reading back PRAMIN at 0x%08x\n", i); - dev_priv->engine.instmem.finish_access(dev); return -EINVAL; } } - dev_priv->engine.instmem.finish_access(dev); nv_wr32(dev, NV50_PUNK_BAR0_PRAMIN, save_nv001700); /* Global PRAMIN heap */ - if (nouveau_mem_init_heap(&dev_priv->ramin_heap, - c_size, dev_priv->ramin_size - c_size)) { - dev_priv->ramin_heap = NULL; + if (drm_mm_init(&dev_priv->ramin_heap, c_size, dev_priv->ramin_size - c_size)) { NV_ERROR(dev, "Failed to init RAMIN heap\n"); } @@ -321,7 +314,7 @@ nv50_instmem_takedown(struct drm_device *dev) nouveau_gpuobj_del(dev, &chan->vm_pd); nouveau_gpuobj_ref_del(dev, &chan->ramfc); nouveau_gpuobj_ref_del(dev, &chan->ramin); - nouveau_mem_takedown(&chan->ramin_heap); + drm_mm_takedown(&chan->ramin_heap); dev_priv->fifos[0] = dev_priv->fifos[127] = NULL; kfree(chan); @@ -436,14 +429,14 @@ nv50_instmem_bind(struct drm_device *dev, struct nouveau_gpuobj *gpuobj) if (!gpuobj->im_backing || !gpuobj->im_pramin || gpuobj->im_bound) return -EINVAL; - NV_DEBUG(dev, "st=0x%0llx sz=0x%0llx\n", + NV_DEBUG(dev, "st=0x%lx sz=0x%lx\n", gpuobj->im_pramin->start, gpuobj->im_pramin->size); pte = (gpuobj->im_pramin->start >> 12) << 1; pte_end = ((gpuobj->im_pramin->size >> 12) << 1) + pte; vram = gpuobj->im_backing_start; - NV_DEBUG(dev, "pramin=0x%llx, pte=%d, pte_end=%d\n", + NV_DEBUG(dev, "pramin=0x%lx, pte=%d, pte_end=%d\n", gpuobj->im_pramin->start, pte, pte_end); NV_DEBUG(dev, "first vram page: 0x%08x\n", gpuobj->im_backing_start); @@ -453,27 +446,15 @@ nv50_instmem_bind(struct drm_device *dev, struct nouveau_gpuobj *gpuobj) vram |= 0x30; } - dev_priv->engine.instmem.prepare_access(dev, true); while (pte < pte_end) { nv_wo32(dev, pramin_pt, pte++, lower_32_bits(vram)); nv_wo32(dev, pramin_pt, pte++, upper_32_bits(vram)); vram += NV50_INSTMEM_PAGE_SIZE; } - dev_priv->engine.instmem.finish_access(dev); - - nv_wr32(dev, 0x100c80, 0x00040001); - if (!nv_wait(0x100c80, 0x00000001, 0x00000000)) { - NV_ERROR(dev, "timeout: (0x100c80 & 1) == 0 (1)\n"); - NV_ERROR(dev, "0x100c80 = 0x%08x\n", nv_rd32(dev, 0x100c80)); - return -EBUSY; - } + dev_priv->engine.instmem.flush(dev); - nv_wr32(dev, 0x100c80, 0x00060001); - if (!nv_wait(0x100c80, 0x00000001, 0x00000000)) { - NV_ERROR(dev, "timeout: (0x100c80 & 1) == 0 (2)\n"); - NV_ERROR(dev, "0x100c80 = 0x%08x\n", nv_rd32(dev, 0x100c80)); - return -EBUSY; - } + nv50_vm_flush(dev, 4); + nv50_vm_flush(dev, 6); gpuobj->im_bound = 1; return 0; @@ -492,36 +473,37 @@ nv50_instmem_unbind(struct drm_device *dev, struct nouveau_gpuobj *gpuobj) pte = (gpuobj->im_pramin->start >> 12) << 1; pte_end = ((gpuobj->im_pramin->size >> 12) << 1) + pte; - dev_priv->engine.instmem.prepare_access(dev, true); while (pte < pte_end) { nv_wo32(dev, priv->pramin_pt->gpuobj, pte++, 0x00000000); nv_wo32(dev, priv->pramin_pt->gpuobj, pte++, 0x00000000); } - dev_priv->engine.instmem.finish_access(dev); + dev_priv->engine.instmem.flush(dev); gpuobj->im_bound = 0; return 0; } void -nv50_instmem_prepare_access(struct drm_device *dev, bool write) +nv50_instmem_flush(struct drm_device *dev) { - struct drm_nouveau_private *dev_priv = dev->dev_private; - struct nv50_instmem_priv *priv = dev_priv->engine.instmem.priv; - - priv->last_access_wr = write; + nv_wr32(dev, 0x00330c, 0x00000001); + if (!nv_wait(0x00330c, 0x00000002, 0x00000000)) + NV_ERROR(dev, "PRAMIN flush timeout\n"); } void -nv50_instmem_finish_access(struct drm_device *dev) +nv84_instmem_flush(struct drm_device *dev) { - struct drm_nouveau_private *dev_priv = dev->dev_private; - struct nv50_instmem_priv *priv = dev_priv->engine.instmem.priv; + nv_wr32(dev, 0x070000, 0x00000001); + if (!nv_wait(0x070000, 0x00000002, 0x00000000)) + NV_ERROR(dev, "PRAMIN flush timeout\n"); +} - if (priv->last_access_wr) { - nv_wr32(dev, 0x070000, 0x00000001); - if (!nv_wait(0x070000, 0x00000001, 0x00000000)) - NV_ERROR(dev, "PRAMIN flush timeout\n"); - } +void +nv50_vm_flush(struct drm_device *dev, int engine) +{ + nv_wr32(dev, 0x100c80, (engine << 16) | 1); + if (!nv_wait(0x100c80, 0x00000001, 0x00000000)) + NV_ERROR(dev, "vm flush timeout: engine %d\n", engine); } |