On 12/05, Maíra Canal wrote:
> On 12/5/22 10:55, Melissa Wen wrote:
> > As v3d_lookup_bos() performs the same steps as drm_gem_objects_lookup(),
> > replace the explicit code in v3d to simply use the DRM function.
> >
> > Signed-off-by: Melissa Wen <mwen@xxxxxxxxxx>
>
> Reviewed-by: Maíra Canal <mcanal@xxxxxxxxxx>
Applied this series to drm-misc-next.
Thanks,
Melissa
>
> Best Regards,
> - Maíra Canal
>
> > ---
> > drivers/gpu/drm/v3d/v3d_gem.c | 49 +++--------------------------------
> > 1 file changed, 3 insertions(+), 46 deletions(-)
> >
> > diff --git a/drivers/gpu/drm/v3d/v3d_gem.c b/drivers/gpu/drm/v3d/v3d_gem.c
> > index 31a37572c11d..6e152ef26358 100644
> > --- a/drivers/gpu/drm/v3d/v3d_gem.c
> > +++ b/drivers/gpu/drm/v3d/v3d_gem.c
> > @@ -299,10 +299,6 @@ v3d_lookup_bos(struct drm_device *dev,
> > u64 bo_handles,
> > u32 bo_count)
> > {
> > - u32 *handles;
> > - int ret = 0;
> > - int i;
> > -
> > job->bo_count = bo_count;
> >
> > if (!job->bo_count) {
> > @@ -313,48 +309,9 @@ v3d_lookup_bos(struct drm_device *dev,
> > return -EINVAL;
> > }
> >
> > - job->bo = kvmalloc_array(job->bo_count,
> > - sizeof(struct drm_gem_dma_object *),
> > - GFP_KERNEL | __GFP_ZERO);
> > - if (!job->bo) {
> > - DRM_DEBUG("Failed to allocate validated BO pointers\n");
> > - return -ENOMEM;
> > - }
> > -
> > - handles = kvmalloc_array(job->bo_count, sizeof(u32), GFP_KERNEL);
> > - if (!handles) {
> > - ret = -ENOMEM;
> > - DRM_DEBUG("Failed to allocate incoming GEM handles\n");
> > - goto fail;
> > - }
> > -
> > - if (copy_from_user(handles,
> > - (void __user *)(uintptr_t)bo_handles,
> > - job->bo_count * sizeof(u32))) {
> > - ret = -EFAULT;
> > - DRM_DEBUG("Failed to copy in GEM handles\n");
> > - goto fail;
> > - }
> > -
> > - spin_lock(&file_priv->table_lock);
> > - for (i = 0; i < job->bo_count; i++) {
> > - struct drm_gem_object *bo = idr_find(&file_priv->object_idr,
> > - handles[i]);
> > - if (!bo) {
> > - DRM_DEBUG("Failed to look up GEM BO %d: %d\n",
> > - i, handles[i]);
> > - ret = -ENOENT;
> > - spin_unlock(&file_priv->table_lock);
> > - goto fail;
> > - }
> > - drm_gem_object_get(bo);
> > - job->bo[i] = bo;
> > - }
> > - spin_unlock(&file_priv->table_lock);
> > -
> > -fail:
> > - kvfree(handles);
> > - return ret;
> > + return drm_gem_objects_lookup(file_priv,
> > + (void __user *)(uintptr_t)bo_handles,
> > + job->bo_count, &job->bo);
> > }
> >
> > static void
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