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| author | Daniel Vetter <[email protected]> | 2021-01-08 08:53:02 +0000 |
|---|---|---|
| committer | Daniel Vetter <[email protected]> | 2021-01-08 08:53:03 +0000 |
| commit | 25ea8ecf4d9348e07544e861714b689cadbfa4c3 (patch) | |
| tree | 800c6b5a2722c2d1fb75f454d5ff73a790d8cab9 /drivers/gpu/drm/msm/msm_gem.c | |
| parent | Merge tag 'drm-intel-fixes-2021-01-07' of git://anongit.freedesktop.org/drm/d... (diff) | |
| parent | drm/msm: Only enable A6xx LLCC code on A6xx (diff) | |
| download | kernel-25ea8ecf4d9348e07544e861714b689cadbfa4c3.tar.gz kernel-25ea8ecf4d9348e07544e861714b689cadbfa4c3.zip | |
Merge tag 'drm-msm-fixes-2021-01-07' of https://gitlab.freedesktop.org/drm/msm into drm-fixes
A few misc fixes from Rob, mostly fallout from the locking rework that
landed in the merge window, plus a few smaller things.
Signed-off-by: Daniel Vetter <[email protected]>
From: Rob Clark <[email protected]>
Link: https://patchwork.freedesktop.org/patch/msgid/CAF6AEGtWMhzyD6kejmViZeZ+zfJxRvfq-R2t_zA+DcDiTxsYRQ@mail.gmail.com
Diffstat (limited to 'drivers/gpu/drm/msm/msm_gem.c')
| -rw-r--r-- | drivers/gpu/drm/msm/msm_gem.c | 13 |
1 files changed, 9 insertions, 4 deletions
diff --git a/drivers/gpu/drm/msm/msm_gem.c b/drivers/gpu/drm/msm/msm_gem.c index 9a7c49bc394f..9d10739c4eb2 100644 --- a/drivers/gpu/drm/msm/msm_gem.c +++ b/drivers/gpu/drm/msm/msm_gem.c @@ -96,6 +96,8 @@ static struct page **get_pages(struct drm_gem_object *obj) { struct msm_gem_object *msm_obj = to_msm_bo(obj); + WARN_ON(!msm_gem_is_locked(obj)); + if (!msm_obj->pages) { struct drm_device *dev = obj->dev; struct page **p; @@ -988,6 +990,8 @@ void msm_gem_free_object(struct drm_gem_object *obj) if (msm_obj->pages) kvfree(msm_obj->pages); + put_iova_vmas(obj); + /* dma_buf_detach() grabs resv lock, so we need to unlock * prior to drm_prime_gem_destroy */ @@ -997,11 +1001,10 @@ void msm_gem_free_object(struct drm_gem_object *obj) } else { msm_gem_vunmap(obj); put_pages(obj); + put_iova_vmas(obj); msm_gem_unlock(obj); } - put_iova_vmas(obj); - drm_gem_object_release(obj); kfree(msm_obj); @@ -1115,6 +1118,8 @@ static struct drm_gem_object *_msm_gem_new(struct drm_device *dev, struct msm_gem_vma *vma; struct page **pages; + drm_gem_private_object_init(dev, obj, size); + msm_gem_lock(obj); vma = add_vma(obj, NULL); @@ -1126,9 +1131,9 @@ static struct drm_gem_object *_msm_gem_new(struct drm_device *dev, to_msm_bo(obj)->vram_node = &vma->node; - drm_gem_private_object_init(dev, obj, size); - + msm_gem_lock(obj); pages = get_pages(obj); + msm_gem_unlock(obj); if (IS_ERR(pages)) { ret = PTR_ERR(pages); goto fail; |