Some tests will need to provide their own drm_driver instead of relying
on the dumb one in the helpers, so let's create a helper that allows to
do so.

Signed-off-by: Maxime Ripard <[email protected]>
---
 drivers/gpu/drm/tests/drm_kunit_helpers.c | 13 ++++---------
 drivers/gpu/drm/tests/drm_kunit_helpers.h | 29 +++++++++++++++++++++++++++--
 2 files changed, 31 insertions(+), 11 deletions(-)

diff --git a/drivers/gpu/drm/tests/drm_kunit_helpers.c 
b/drivers/gpu/drm/tests/drm_kunit_helpers.c
index 6d614f9e62d8..5c758a22f526 100644
--- a/drivers/gpu/drm/tests/drm_kunit_helpers.c
+++ b/drivers/gpu/drm/tests/drm_kunit_helpers.c
@@ -100,20 +100,15 @@ void drm_kunit_helper_free_device(struct kunit *test, 
struct device *dev)
 }
 
 struct drm_device *
-__drm_kunit_helper_alloc_drm_device(struct kunit *test, struct device *dev,
-                                   size_t size, size_t offset,
-                                   u32 features)
+__drm_kunit_helper_alloc_drm_device_with_driver(struct kunit *test,
+                                               struct device *dev,
+                                               size_t size, size_t offset,
+                                               const struct drm_driver *driver)
 {
        struct drm_device *drm;
-       struct drm_driver *driver;
        void *container;
        int ret;
 
-       driver = kunit_kzalloc(test, sizeof(*driver), GFP_KERNEL);
-       if (!driver)
-               return ERR_PTR(-ENOMEM);
-
-       driver->driver_features = features;
        container = __devm_drm_dev_alloc(dev, driver, size, offset);
        if (IS_ERR(container))
                return ERR_CAST(container);
diff --git a/drivers/gpu/drm/tests/drm_kunit_helpers.h 
b/drivers/gpu/drm/tests/drm_kunit_helpers.h
index 70abc8c806c9..45bc12a53cd4 100644
--- a/drivers/gpu/drm/tests/drm_kunit_helpers.h
+++ b/drivers/gpu/drm/tests/drm_kunit_helpers.h
@@ -10,9 +10,34 @@ struct device *drm_kunit_helper_alloc_device(struct kunit 
*test);
 void drm_kunit_helper_free_device(struct kunit *test, struct device *dev);
 
 struct drm_device *
-__drm_kunit_helper_alloc_drm_device(struct kunit *test, struct device *dev,
+__drm_kunit_helper_alloc_drm_device_with_driver(struct kunit *test,
+                                               struct device *dev,
+                                               size_t size, size_t offset,
+                                               const struct drm_driver 
*driver);
+
+#define drm_kunit_helper_alloc_drm_device_with_driver(_test, _dev, _type, 
_member, _drv)       \
+       ((_type *) __drm_kunit_helper_alloc_drm_device_with_driver(_test, _dev, 
                \
+                                                      sizeof(_type),           
                \
+                                                      offsetof(_type, 
_member),                \
+                                                      _drv))
+
+static inline struct drm_device *
+__drm_kunit_helper_alloc_drm_device(struct kunit *test,
+                                   struct device *dev,
                                    size_t size, size_t offset,
-                                   u32 features);
+                                   u32 features)
+{
+       struct drm_driver *driver;
+
+       driver = kunit_kzalloc(test, sizeof(*driver), GFP_KERNEL);
+       KUNIT_ASSERT_NOT_NULL(test, driver);
+
+       driver->driver_features = features;
+
+       return __drm_kunit_helper_alloc_drm_device_with_driver(test, dev,
+                                                              size, offset,
+                                                              driver);
+}
 
 #define drm_kunit_helper_alloc_drm_device(_test, _dev, _type, _member, _feat)  
\
        ((_type *) __drm_kunit_helper_alloc_drm_device(_test, _dev,             
\

-- 
2.38.1-b4-0.11.0-dev-d416f

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