diff options
| author | Krishna Manikandan <mkrishn@codeaurora.org> | 2019-03-29 12:11:15 +0530 |
|---|---|---|
| committer | Yichi Chen <yichichen@google.com> | 2019-04-02 03:15:21 +0000 |
| commit | e4311a364d355f2957b7d1b416fc8c11205a71a3 (patch) | |
| tree | 830e2c95176c5ef23fb109bbd0c38b20931919ab | |
| parent | ac23716f314863023b0c777d37019bd66bdc8c5e (diff) | |
drm/msm: avoid unmapping the buffer twice during msm_releaseandroid-q-preview-3_r0.3
The dma buffer associated with the gem object is already
unmapped during put_iova. Avoid unmapping it again in
put_pages.
Bug: 128365207
Change-Id: Iac57e164dde6f3e5913070acbe74b42691049913
Signed-off-by: Krishna Manikandan <mkrishn@codeaurora.org>
| -rw-r--r-- | drivers/gpu/drm/msm/msm_gem.c | 9 |
1 files changed, 0 insertions, 9 deletions
diff --git a/drivers/gpu/drm/msm/msm_gem.c b/drivers/gpu/drm/msm/msm_gem.c index 6c01111e09fb..532700cbe2be 100644 --- a/drivers/gpu/drm/msm/msm_gem.c +++ b/drivers/gpu/drm/msm/msm_gem.c @@ -125,15 +125,6 @@ static void put_pages(struct drm_gem_object *obj) if (msm_obj->pages) { if (msm_obj->sgt) { - /* For non-cached buffers, ensure the new - * pages are clean because display controller, - * GPU, etc. are not coherent: - */ - if (msm_obj->flags & (MSM_BO_WC|MSM_BO_UNCACHED)) - dma_unmap_sg(obj->dev->dev, msm_obj->sgt->sgl, - msm_obj->sgt->nents, - DMA_BIDIRECTIONAL); - sg_free_table(msm_obj->sgt); kfree(msm_obj->sgt); } |