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author | J. Bruce Fields <bfields@redhat.com> | 2012-03-22 00:42:14 +0400 |
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committer | J. Bruce Fields <bfields@redhat.com> | 2012-03-26 19:48:54 +0400 |
commit | 1df00640c9111c881633d9b219f18e66c52599ec (patch) | |
tree | e36d3924d84f47ec93f6650ff1fd5b8ea7d10d24 /drivers/gpu/drm/nouveau/nouveau_gem.c | |
parent | ab4684d1560f8d77f6ce82bd3f1f82937070d397 (diff) | |
parent | 5a7c9eec9fde1da0e3adf0a4ddb64ff2a324a492 (diff) | |
download | linux-1df00640c9111c881633d9b219f18e66c52599ec.tar.xz |
Merge nfs containerization work from Trond's tree
The nfs containerization work is a prerequisite for Jeff Layton's reboot
recovery rework.
Diffstat (limited to 'drivers/gpu/drm/nouveau/nouveau_gem.c')
-rw-r--r-- | drivers/gpu/drm/nouveau/nouveau_gem.c | 23 |
1 files changed, 21 insertions, 2 deletions
diff --git a/drivers/gpu/drm/nouveau/nouveau_gem.c b/drivers/gpu/drm/nouveau/nouveau_gem.c index 5f0bc57fdaab..7ce3fde40743 100644 --- a/drivers/gpu/drm/nouveau/nouveau_gem.c +++ b/drivers/gpu/drm/nouveau/nouveau_gem.c @@ -380,6 +380,25 @@ retry: } static int +validate_sync(struct nouveau_channel *chan, struct nouveau_bo *nvbo) +{ + struct nouveau_fence *fence = NULL; + int ret = 0; + + spin_lock(&nvbo->bo.bdev->fence_lock); + if (nvbo->bo.sync_obj) + fence = nouveau_fence_ref(nvbo->bo.sync_obj); + spin_unlock(&nvbo->bo.bdev->fence_lock); + + if (fence) { + ret = nouveau_fence_sync(fence, chan); + nouveau_fence_unref(&fence); + } + + return ret; +} + +static int validate_list(struct nouveau_channel *chan, struct list_head *list, struct drm_nouveau_gem_pushbuf_bo *pbbo, uint64_t user_pbbo_ptr) { @@ -393,7 +412,7 @@ validate_list(struct nouveau_channel *chan, struct list_head *list, list_for_each_entry(nvbo, list, entry) { struct drm_nouveau_gem_pushbuf_bo *b = &pbbo[nvbo->pbbo_index]; - ret = nouveau_fence_sync(nvbo->bo.sync_obj, chan); + ret = validate_sync(chan, nvbo); if (unlikely(ret)) { NV_ERROR(dev, "fail pre-validate sync\n"); return ret; @@ -416,7 +435,7 @@ validate_list(struct nouveau_channel *chan, struct list_head *list, return ret; } - ret = nouveau_fence_sync(nvbo->bo.sync_obj, chan); + ret = validate_sync(chan, nvbo); if (unlikely(ret)) { NV_ERROR(dev, "fail post-validate sync\n"); return ret; |