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| author | Ben Skeggs <bskeggs@redhat.com> | 2010-02-11 10:23:30 +1000 |
|---|---|---|
| committer | Ben Skeggs <bskeggs@redhat.com> | 2010-02-23 13:41:16 +1000 |
| commit | 66b6ebaccb176a2068bbe328f162614dce524621 (patch) | |
| tree | 72fec5f3ff373c9dc59057bbc76a761ddc90a0fd | |
| parent | e7e65caefd57913260c82fb751f07655671ec47e (diff) | |
| download | linux-66b6ebaccb176a2068bbe328f162614dce524621.tar.gz linux-66b6ebaccb176a2068bbe328f162614dce524621.tar.bz2 linux-66b6ebaccb176a2068bbe328f162614dce524621.zip | |
drm/nv50: make nv50_mem_vm_{bind,unbind} operate only on vram
GART is handled elsewhere, no reason to have the code for it here too.
Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
| -rw-r--r-- | drivers/gpu/drm/nouveau/nouveau_mem.c | 43 |
1 files changed, 13 insertions, 30 deletions
diff --git a/drivers/gpu/drm/nouveau/nouveau_mem.c b/drivers/gpu/drm/nouveau/nouveau_mem.c index 8f3a12f614ed..04885d2fb15f 100644 --- a/drivers/gpu/drm/nouveau/nouveau_mem.c +++ b/drivers/gpu/drm/nouveau/nouveau_mem.c @@ -285,53 +285,36 @@ nv50_mem_vm_bind_linear(struct drm_device *dev, uint64_t virt, uint32_t size, uint32_t flags, uint64_t phys) { struct drm_nouveau_private *dev_priv = dev->dev_private; - struct nouveau_gpuobj **pgt; - unsigned psz, pfl, pages; - - if (virt >= dev_priv->vm_gart_base && - (virt + size) < (dev_priv->vm_gart_base + dev_priv->vm_gart_size)) { - psz = 12; - pgt = &dev_priv->gart_info.sg_ctxdma; - pfl = 0x21; - virt -= dev_priv->vm_gart_base; - } else - if (virt >= dev_priv->vm_vram_base && - (virt + size) < (dev_priv->vm_vram_base + dev_priv->vm_vram_size)) { - psz = 16; - pgt = dev_priv->vm_vram_pt; - pfl = 0x01; - virt -= dev_priv->vm_vram_base; - } else { - NV_ERROR(dev, "Invalid address: 0x%16llx-0x%16llx\n", - virt, virt + size - 1); - return -EINVAL; - } + unsigned pages; - pages = size >> psz; + virt -= dev_priv->vm_vram_base; + pages = size >> 16; dev_priv->engine.instmem.prepare_access(dev, true); if (flags & 0x80000000) { while (pages--) { - struct nouveau_gpuobj *pt = pgt[virt >> 29]; - unsigned pte = ((virt & 0x1fffffffULL) >> psz) << 1; + struct nouveau_gpuobj *pt = + dev_priv->vm_vram_pt[virt >> 29]; + unsigned pte = ((virt & 0x1fffffffULL) >> 16) << 1; nv_wo32(dev, pt, pte++, 0x00000000); nv_wo32(dev, pt, pte++, 0x00000000); - virt += (1 << psz); + virt += (1 << 16); } } else { while (pages--) { - struct nouveau_gpuobj *pt = pgt[virt >> 29]; - unsigned pte = ((virt & 0x1fffffffULL) >> psz) << 1; + struct nouveau_gpuobj *pt = + dev_priv->vm_vram_pt[virt >> 29]; + unsigned pte = ((virt & 0x1fffffffULL) >> 16) << 1; unsigned offset_h = upper_32_bits(phys) & 0xff; unsigned offset_l = lower_32_bits(phys); - nv_wo32(dev, pt, pte++, offset_l | pfl); + nv_wo32(dev, pt, pte++, offset_l | 1); nv_wo32(dev, pt, pte++, offset_h | flags); - phys += (1 << psz); - virt += (1 << psz); + phys += (1 << 16); + virt += (1 << 16); } } dev_priv->engine.instmem.finish_access(dev); |