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| author | Maxime Ripard <maxime.ripard@bootlin.com> | 2019-02-19 11:17:05 +0100 |
|---|---|---|
| committer | Maxime Ripard <maxime.ripard@bootlin.com> | 2019-02-19 11:17:05 +0100 |
| commit | ae6ba10d5090fc7e9095eaef3dcf06ba016725a6 (patch) | |
| tree | e631eaa2df52712783acc4d757841da4890c4143 /drivers/gpu/drm/msm/msm_gem.c | |
| parent | e6049cf122d1568d8000c7f5bd52c99de07ecc65 (diff) | |
| parent | c06de56121e3ac0f0f1f4a081c041654ffcacd62 (diff) | |
Merge drm/drm-next into drm-misc-next
Backmerge drm-next to bring in -rc7
Signed-off-by: Maxime Ripard <maxime.ripard@bootlin.com>
Diffstat (limited to 'drivers/gpu/drm/msm/msm_gem.c')
| -rw-r--r-- | drivers/gpu/drm/msm/msm_gem.c | 8 |
1 files changed, 6 insertions, 2 deletions
diff --git a/drivers/gpu/drm/msm/msm_gem.c b/drivers/gpu/drm/msm/msm_gem.c index 5394487c379d..a72c648ba6e7 100644 --- a/drivers/gpu/drm/msm/msm_gem.c +++ b/drivers/gpu/drm/msm/msm_gem.c @@ -391,6 +391,10 @@ static int msm_gem_pin_iova(struct drm_gem_object *obj, struct msm_gem_object *msm_obj = to_msm_bo(obj); struct msm_gem_vma *vma; struct page **pages; + int prot = IOMMU_READ; + + if (!(msm_obj->flags & MSM_BO_GPU_READONLY)) + prot |= IOMMU_WRITE; WARN_ON(!mutex_is_locked(&msm_obj->lock)); @@ -405,8 +409,8 @@ static int msm_gem_pin_iova(struct drm_gem_object *obj, if (IS_ERR(pages)) return PTR_ERR(pages); - return msm_gem_map_vma(aspace, vma, msm_obj->sgt, - obj->size >> PAGE_SHIFT); + return msm_gem_map_vma(aspace, vma, prot, + msm_obj->sgt, obj->size >> PAGE_SHIFT); } /* get iova and pin it. Should have a matching put */ |