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| author | Rob Clark <robdclark@gmail.com> | 2016-03-16 12:40:35 -0400 |
|---|---|---|
| committer | Rob Clark <robdclark@gmail.com> | 2016-05-08 10:16:02 -0400 |
| commit | 79f0e20215bb902352cf7eb31222f4120563775c (patch) | |
| tree | 2468ff6c4f4f82a446ec75d739eff7088166c85e /drivers/gpu/drm/msm/msm_gem.c | |
| parent | fde5de6cb4617a160a6cc5c034284618350c2961 (diff) | |
| download | op-kernel-dev-79f0e20215bb902352cf7eb31222f4120563775c.zip op-kernel-dev-79f0e20215bb902352cf7eb31222f4120563775c.tar.gz | |
drm/msm: use imported dmabuf's reservation object
This was always the intention, but somehow it was never wired up
properly.
Signed-off-by: Rob Clark <robdclark@gmail.com>
Diffstat (limited to 'drivers/gpu/drm/msm/msm_gem.c')
| -rw-r--r-- | drivers/gpu/drm/msm/msm_gem.c | 18 |
1 files changed, 12 insertions, 6 deletions
diff --git a/drivers/gpu/drm/msm/msm_gem.c b/drivers/gpu/drm/msm/msm_gem.c index ef03ee7..09e2190 100644 --- a/drivers/gpu/drm/msm/msm_gem.c +++ b/drivers/gpu/drm/msm/msm_gem.c @@ -584,6 +584,7 @@ int msm_gem_new_handle(struct drm_device *dev, struct drm_file *file, static int msm_gem_new_impl(struct drm_device *dev, uint32_t size, uint32_t flags, + struct reservation_object *resv, struct drm_gem_object **obj) { struct msm_drm_private *priv = dev->dev_private; @@ -623,8 +624,12 @@ static int msm_gem_new_impl(struct drm_device *dev, msm_obj->flags = flags; - msm_obj->resv = &msm_obj->_resv; - reservation_object_init(msm_obj->resv); + if (resv) { + msm_obj->resv = resv; + } else { + msm_obj->resv = &msm_obj->_resv; + reservation_object_init(msm_obj->resv); + } INIT_LIST_HEAD(&msm_obj->submit_entry); list_add_tail(&msm_obj->mm_list, &priv->inactive_list); @@ -644,7 +649,7 @@ struct drm_gem_object *msm_gem_new(struct drm_device *dev, size = PAGE_ALIGN(size); - ret = msm_gem_new_impl(dev, size, flags, &obj); + ret = msm_gem_new_impl(dev, size, flags, NULL, &obj); if (ret) goto fail; @@ -666,10 +671,11 @@ fail: } struct drm_gem_object *msm_gem_import(struct drm_device *dev, - uint32_t size, struct sg_table *sgt) + struct dma_buf *dmabuf, struct sg_table *sgt) { struct msm_gem_object *msm_obj; struct drm_gem_object *obj; + uint32_t size; int ret, npages; /* if we don't have IOMMU, don't bother pretending we can import: */ @@ -678,9 +684,9 @@ struct drm_gem_object *msm_gem_import(struct drm_device *dev, return ERR_PTR(-EINVAL); } - size = PAGE_ALIGN(size); + size = PAGE_ALIGN(dmabuf->size); - ret = msm_gem_new_impl(dev, size, MSM_BO_WC, &obj); + ret = msm_gem_new_impl(dev, size, MSM_BO_WC, dmabuf->resv, &obj); if (ret) goto fail; |
