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drm/nouveau: remove unused sysmem fence code

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Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
This commit is contained in:
Ben Skeggs 2017-11-01 03:56:19 +10:00
parent e75c091baf
commit bc3b0c7aff
3 changed files with 2 additions and 42 deletions
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2
drivers/gpu/drm/nouveau/nouveau_fence.c
View File

@ -474,8 +474,6 @@ nouveau_fence_new(struct nouveau_channel *chan, bool sysmem,
if (!fence)
return -ENOMEM;
fence->sysmem = sysmem;
ret = nouveau_fence_emit(fence, chan);
if (ret)
nouveau_fence_unref(&fence);

4
drivers/gpu/drm/nouveau/nouveau_fence.h
View File

@ -12,8 +12,6 @@ struct nouveau_fence {
struct list_head head;
bool sysmem;
struct nouveau_channel __rcu *channel;
unsigned long timeout;
};
@ -91,13 +89,11 @@ int nouveau_flip_complete(struct nvif_notify *);
struct nv84_fence_chan {
struct nouveau_fence_chan base;
struct nvkm_vma vma;
struct nvkm_vma vma_gart;
};
struct nv84_fence_priv {
struct nouveau_fence_priv base;
struct nouveau_bo *bo;
struct nouveau_bo *bo_gart;
u32 *suspend;
struct mutex mutex;
};

38
drivers/gpu/drm/nouveau/nv84_fence.c
View File

@ -68,12 +68,7 @@ nv84_fence_emit(struct nouveau_fence *fence)
{
struct nouveau_channel *chan = fence->channel;
struct nv84_fence_chan *fctx = chan->fence;
u64 addr = chan->chid * 16;
if (fence->sysmem)
addr += fctx->vma_gart.offset;
else
addr += fctx->vma.offset;
u64 addr = fctx->vma.offset + chan->chid * 16;
return fctx->base.emit32(chan, addr, fence->base.seqno);
}
@ -83,12 +78,7 @@ nv84_fence_sync(struct nouveau_fence *fence,
struct nouveau_channel *prev, struct nouveau_channel *chan)
{
struct nv84_fence_chan *fctx = chan->fence;
u64 addr = prev->chid * 16;
if (fence->sysmem)
addr += fctx->vma_gart.offset;
else
addr += fctx->vma.offset;
u64 addr = fctx->vma.offset + prev->chid * 16;
return fctx->base.sync32(chan, addr, fence->base.seqno);
}
@ -108,7 +98,6 @@ nv84_fence_context_del(struct nouveau_channel *chan)
nouveau_bo_wr32(priv->bo, chan->chid * 16 / 4, fctx->base.sequence);
mutex_lock(&priv->mutex);
nouveau_bo_vma_del(priv->bo, &fctx->vma_gart);
nouveau_bo_vma_del(priv->bo, &fctx->vma);
mutex_unlock(&priv->mutex);
nouveau_fence_context_del(&fctx->base);
@ -138,10 +127,6 @@ nv84_fence_context_new(struct nouveau_channel *chan)
mutex_lock(&priv->mutex);
ret = nouveau_bo_vma_add(priv->bo, cli->vm, &fctx->vma);
if (ret == 0) {
ret = nouveau_bo_vma_add(priv->bo_gart, cli->vm,
&fctx->vma_gart);
}
mutex_unlock(&priv->mutex);
if (ret)
@ -182,10 +167,6 @@ static void
nv84_fence_destroy(struct nouveau_drm *drm)
{
struct nv84_fence_priv *priv = drm->fence;
nouveau_bo_unmap(priv->bo_gart);
if (priv->bo_gart)
nouveau_bo_unpin(priv->bo_gart);
nouveau_bo_ref(NULL, &priv->bo_gart);
nouveau_bo_unmap(priv->bo);
if (priv->bo)
nouveau_bo_unpin(priv->bo);
@ -238,21 +219,6 @@ nv84_fence_create(struct nouveau_drm *drm)
nouveau_bo_ref(NULL, &priv->bo);
}
if (ret == 0)
ret = nouveau_bo_new(&drm->client, 16 * priv->base.contexts, 0,
TTM_PL_FLAG_TT | TTM_PL_FLAG_UNCACHED, 0,
0, NULL, NULL, &priv->bo_gart);
if (ret == 0) {
ret = nouveau_bo_pin(priv->bo_gart, TTM_PL_FLAG_TT, false);
if (ret == 0) {
ret = nouveau_bo_map(priv->bo_gart);
if (ret)
nouveau_bo_unpin(priv->bo_gart);
}
if (ret)
nouveau_bo_ref(NULL, &priv->bo_gart);
}
if (ret)
nv84_fence_destroy(drm);
return ret;