drm/vboxvideo: Use managed VRAM-helper initialization

updated to use drmm_vram_helper_init().

Signed-off-by: Tian Tao <tiantao6@hisilicon.com>
Reviewed-by: Hans de Goede <hdegoede@redhat.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Link: https://patchwork.freedesktop.org/patch/msgid/1614735587-6621-1-git-send-email-tiantao6@hisilicon.com

diff --git a/drivers/gpu/drm/vboxvideo/vbox_ttm.c b/drivers/gpu/drm/vboxvideo/vbox_ttm.c
index 0066a3c..fd8a53a 100644 (file)
--- a/drivers/gpu/drm/vboxvideo/vbox_ttm.c
+++ b/drivers/gpu/drm/vboxvideo/vbox_ttm.c
@@ -12,15 +12,13 @@
 
 int vbox_mm_init(struct vbox_private *vbox)
 {
-       struct drm_vram_mm *vmm;
        int ret;
        struct drm_device *dev = &vbox->ddev;
        struct pci_dev *pdev = to_pci_dev(dev->dev);
 
-       vmm = drm_vram_helper_alloc_mm(dev, pci_resource_start(pdev, 0),
+       ret = drmm_vram_helper_init(dev, pci_resource_start(pdev, 0),
                                       vbox->available_vram_size);
-       if (IS_ERR(vmm)) {
-               ret = PTR_ERR(vmm);
+       if (ret) {
                DRM_ERROR("Error initializing VRAM MM; %d\n", ret);
                return ret;
        }
@@ -33,5 +31,4 @@ int vbox_mm_init(struct vbox_private *vbox)
 void vbox_mm_fini(struct vbox_private *vbox)
 {
        arch_phys_wc_del(vbox->fb_mtrr);
-       drm_vram_helper_release_mm(&vbox->ddev);
 }