diff options
| author | Thomas Hellstrom <thomas-at-tungstengraphics-dot-com> | 2007-04-16 16:23:05 +0200 |
|---|---|---|
| committer | Thomas Hellstrom <thomas-at-tungstengraphics-dot-com> | 2007-04-16 16:23:05 +0200 |
| commit | e6e4946c82ab6f63143df7f49f38fa56f7e8980a (patch) | |
| tree | a6c5157a02295e60c4daea928783c35462618803 /linux-core/drm_bo.c | |
| parent | 9b7211dd6793dc62d11ad1ae980b22fa2d61f9dd (diff) | |
Require the hardware lock for buffer creation
(since that implies a validate).
Fix drm_bo_wait_unfenced error messages and codes.
Fix some return codes from libdrm.
Diffstat (limited to 'linux-core/drm_bo.c')
| -rw-r--r-- | linux-core/drm_bo.c | 28 |
1 files changed, 12 insertions, 16 deletions
diff --git a/linux-core/drm_bo.c b/linux-core/drm_bo.c index 17d6fbc0..b08700a3 100644 --- a/linux-core/drm_bo.c +++ b/linux-core/drm_bo.c @@ -1024,30 +1024,23 @@ static int drm_bo_wait_unfenced(drm_buffer_object_t * bo, int no_wait, int eagain_if_wait) { int ret = (bo->priv_flags & _DRM_BO_FLAG_UNFENCED); - unsigned long _end = jiffies + 3 * DRM_HZ; if (ret && no_wait) return -EBUSY; else if (!ret) return 0; - do { - mutex_unlock(&bo->mutex); - DRM_WAIT_ON(ret, bo->event_queue, 3 * DRM_HZ, - !drm_bo_check_unfenced(bo)); - mutex_lock(&bo->mutex); - if (ret == -EINTR) - return -EAGAIN; - if (ret) { - DRM_ERROR - ("Error waiting for buffer to become fenced\n"); - return ret; - } - ret = (bo->priv_flags & _DRM_BO_FLAG_UNFENCED); - } while (ret && !time_after_eq(jiffies, _end)); + ret = 0; + mutex_unlock(&bo->mutex); + DRM_WAIT_ON(ret, bo->event_queue, 3 * DRM_HZ, + !drm_bo_check_unfenced(bo)); + mutex_lock(&bo->mutex); + if (ret == -EINTR) + return -EAGAIN; + ret = (bo->priv_flags & _DRM_BO_FLAG_UNFENCED); if (ret) { DRM_ERROR("Timeout waiting for buffer to become fenced\n"); - return ret; + return -EBUSY; } if (eagain_if_wait) return -EAGAIN; @@ -1669,6 +1662,9 @@ int drm_bo_ioctl(DRM_IOCTL_ARGS) rep.ret = 0; switch (req->op) { case drm_bo_create: + rep.ret = drm_bo_lock_test(dev, filp); + if (rep.ret) + break; rep.ret = drm_buffer_object_create(priv, req->size, req->type, |