Merge tag 'drm-misc-next-2022-09-23' of git://anongit.freedesktop.org/drm/drm-misc into drm-next

drm-misc-next for 6.1:

UAPI Changes:

Cross-subsystem Changes:
  - dma-buf: Improve signaling when debugging

Core Changes:
  - Backlight handling improvements
  - format-helper: Add drm_fb_build_fourcc_list()
  - fourcc: Kunit tests improvements
  - modes: Add DRM_MODE_INIT() macro
  - plane: Remove drm_plane_init(), Allocate planes with drm_universal_plane_alloc()
  - plane-helper: Add drm_plane_helper_atomic_check()
  - probe-helper: Add drm_connector_helper_get_modes_fixed() and
    drm_crtc_helper_mode_valid_fixed()
  - tests: Conversion to parametrized tests, test name consistency

Driver Changes:
  - amdgpu: Fix for a VRAM eviction issue
  - ast: Resolution handling improvements
  - mediatek: small code improvements for DP
  - omap: Refcounting fix, small improvements
  - rockchip: RK3568 support, Gamma support for RK3399
  - sun4i: Build failure fix when !OF
  - udl: Multiple fixes here and there
  - vc4: HDMI hotplug handling improvements
  - vkms: Warning fix

Signed-off-by: Dave Airlie <airlied@redhat.com>

From: Maxime Ripard <maxime@cerno.tech>
Link: https://patchwork.freedesktop.org/patch/msgid/20220923073943.d43tne5hni3iknlv@houat

1 files changed, 38 insertions, 32 deletions

diff --git a/drivers/gpu/drm/drm_plane.c b/drivers/gpu/drm/drm_plane.c
index 726f2f163c26..33357629a7f5 100644
--- a/drivers/gpu/drm/drm_plane.c
+++ b/drivers/gpu/drm/drm_plane.c
@@ -448,6 +448,44 @@ void *__drmm_universal_plane_alloc(struct drm_device *dev, size_t size,
 }
 EXPORT_SYMBOL(__drmm_universal_plane_alloc);
 
+void *__drm_universal_plane_alloc(struct drm_device *dev, size_t size,
+				  size_t offset, uint32_t possible_crtcs,
+				  const struct drm_plane_funcs *funcs,
+				  const uint32_t *formats, unsigned int format_count,
+				  const uint64_t *format_modifiers,
+				  enum drm_plane_type type,
+				  const char *name, ...)
+{
+	void *container;
+	struct drm_plane *plane;
+	va_list ap;
+	int ret;
+
+	if (drm_WARN_ON(dev, !funcs))
+		return ERR_PTR(-EINVAL);
+
+	container = kzalloc(size, GFP_KERNEL);
+	if (!container)
+		return ERR_PTR(-ENOMEM);
+
+	plane = container + offset;
+
+	va_start(ap, name);
+	ret = __drm_universal_plane_init(dev, plane, possible_crtcs, funcs,
+					 formats, format_count, format_modifiers,
+					 type, name, ap);
+	va_end(ap);
+	if (ret)
+		goto err_kfree;
+
+	return container;
+
+err_kfree:
+	kfree(container);
+	return ERR_PTR(ret);
+}
+EXPORT_SYMBOL(__drm_universal_plane_alloc);
+
 int drm_plane_register_all(struct drm_device *dev)
 {
 	unsigned int num_planes = 0;
@@ -483,38 +521,6 @@ void drm_plane_unregister_all(struct drm_device *dev)
 }
 
 /**
- * drm_plane_init - Initialize a legacy plane
- * @dev: DRM device
- * @plane: plane object to init
- * @possible_crtcs: bitmask of possible CRTCs
- * @funcs: callbacks for the new plane
- * @formats: array of supported formats (DRM_FORMAT\_\*)
- * @format_count: number of elements in @formats
- * @is_primary: plane type (primary vs overlay)
- *
- * Legacy API to initialize a DRM plane.
- *
- * New drivers should call drm_universal_plane_init() instead.
- *
- * Returns:
- * Zero on success, error code on failure.
- */
-int drm_plane_init(struct drm_device *dev, struct drm_plane *plane,
-		   uint32_t possible_crtcs,
-		   const struct drm_plane_funcs *funcs,
-		   const uint32_t *formats, unsigned int format_count,
-		   bool is_primary)
-{
-	enum drm_plane_type type;
-
-	type = is_primary ? DRM_PLANE_TYPE_PRIMARY : DRM_PLANE_TYPE_OVERLAY;
-	return drm_universal_plane_init(dev, plane, possible_crtcs, funcs,
-					formats, format_count,
-					NULL, type, NULL);
-}
-EXPORT_SYMBOL(drm_plane_init);
-
-/**
  * drm_plane_cleanup - Clean up the core plane usage
  * @plane: plane to cleanup
  *