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path: root/drivers/gpu/drm/nouveau/nv50_instmem.c
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Diffstat (limited to 'drivers/gpu/drm/nouveau/nv50_instmem.c')
-rw-r--r--drivers/gpu/drm/nouveau/nv50_instmem.c68
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);
}