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| author |   Mark Brown <broonie@opensource.wolfsonmicro.com> | 2010-11-01 13:58:18 -0400 |
|---|---|---|
| committer | Mark Brown <broonie@opensource.wolfsonmicro.com> | 2010-11-01 13:58:18 -0400 |
| commit | 6e1bd1ab1d9ab8e83cdc940df82fbf8418e2593f (patch) | |
| tree | f1324a39f155375221ed88db0626f61b75c51db6 /drivers/gpu/drm/nouveau/nouveau_bo.c | |
| parent | ASoC: Store DC offset correction for wm_hubs devices in class W mode (diff) | |
| parent | ASoC: Include cx20442 to SND_SOC_ALL_CODECS (diff) | |
| download | linux-dev-6e1bd1ab1d9ab8e83cdc940df82fbf8418e2593f.tar.xz linux-dev-6e1bd1ab1d9ab8e83cdc940df82fbf8418e2593f.zip | |
Merge branch 'for-2.6.37' into for-2.6.38
Diffstat (limited to 'drivers/gpu/drm/nouveau/nouveau_bo.c')
| -rw-r--r-- | drivers/gpu/drm/nouveau/nouveau_bo.c | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/drivers/gpu/drm/nouveau/nouveau_bo.c b/drivers/gpu/drm/nouveau/nouveau_bo.c index 84f85183d041..f6f44779d82f 100644 --- a/drivers/gpu/drm/nouveau/nouveau_bo.c +++ b/drivers/gpu/drm/nouveau/nouveau_bo.c @@ -36,6 +36,21 @@ #include <linux/log2.h> #include <linux/slab.h> +int +nouveau_bo_sync_gpu(struct nouveau_bo *nvbo, struct nouveau_channel *chan) +{ + struct nouveau_fence *prev_fence = nvbo->bo.sync_obj; + int ret; + + if (!prev_fence || nouveau_fence_channel(prev_fence) == chan) + return 0; + + spin_lock(&nvbo->bo.lock); + ret = ttm_bo_wait(&nvbo->bo, false, false, false); + spin_unlock(&nvbo->bo.lock); + return ret; +} + static void nouveau_bo_del_ttm(struct ttm_buffer_object *bo) { |