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path: root/drivers/gpu/drm/mediatek/mtk_drm_gem.c
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Diffstat (limited to 'drivers/gpu/drm/mediatek/mtk_drm_gem.c')
-rw-r--r--drivers/gpu/drm/mediatek/mtk_drm_gem.c11
1 files changed, 11 insertions, 0 deletions
diff --git a/drivers/gpu/drm/mediatek/mtk_drm_gem.c b/drivers/gpu/drm/mediatek/mtk_drm_gem.c
index 0583e557ad37..cdd1a6e61564 100644
--- a/drivers/gpu/drm/mediatek/mtk_drm_gem.c
+++ b/drivers/gpu/drm/mediatek/mtk_drm_gem.c
@@ -8,11 +8,20 @@
#include <drm/drm.h>
#include <drm/drm_device.h>
#include <drm/drm_gem.h>
+#include <drm/drm_gem_cma_helper.h>
#include <drm/drm_prime.h>
#include "mtk_drm_drv.h"
#include "mtk_drm_gem.h"
+static const struct drm_gem_object_funcs mtk_drm_gem_object_funcs = {
+ .free = mtk_drm_gem_free_object,
+ .get_sg_table = mtk_gem_prime_get_sg_table,
+ .vmap = mtk_drm_gem_prime_vmap,
+ .vunmap = mtk_drm_gem_prime_vunmap,
+ .vm_ops = &drm_gem_cma_vm_ops,
+};
+
static struct mtk_drm_gem_obj *mtk_drm_gem_init(struct drm_device *dev,
unsigned long size)
{
@@ -25,6 +34,8 @@ static struct mtk_drm_gem_obj *mtk_drm_gem_init(struct drm_device *dev,
if (!mtk_gem_obj)
return ERR_PTR(-ENOMEM);
+ mtk_gem_obj->base.funcs = &mtk_drm_gem_object_funcs;
+
ret = drm_gem_object_init(dev, &mtk_gem_obj->base, size);
if (ret < 0) {
DRM_ERROR("failed to initialize gem object\n");