drm: kirin: Rename plane_init and crtc_init

As part of refactoring the kirin driver to better support
different hardware revisions, this patch renames
ade_crtc/plane_init kirin_plane/crtc_init, as they will later be
moved to kirin drm drv and shared with the kirin960 hardware
support.

Cc: Rongrong Zou <zourongrong@gmail.com>
Cc: Xinliang Liu <z.liuxinliang@hisilicon.com>
Cc: David Airlie <airlied@linux.ie>
Cc: Daniel Vetter <daniel@ffwll.ch>
Cc: dri-devel <dri-devel@lists.freedesktop.org>
Cc: Sam Ravnborg <sam@ravnborg.org>
Acked-by: Xinliang Liu <z.liuxinliang@hisilicon.com>
Reviewed-by: Sam Ravnborg <sam@ravnborg.org>
Signed-off-by: Xu YiPing <xuyiping@hisilicon.com>
[jstultz: reworded commit message]
Signed-off-by: John Stultz <john.stultz@linaro.org>
Signed-off-by: Sam Ravnborg <sam@ravnborg.org>
Link: https://patchwork.freedesktop.org/patch/msgid/20190820230626.23253-21-john.stultz@linaro.org

drivers/gpu/drm/hisilicon/kirin/kirin_drm_ade.c

@@ -571,8 +571,8 @@ static const struct drm_crtc_funcs ade_crtc_funcs = {
 	.disable_vblank	= ade_crtc_disable_vblank,
 };
 
-static int ade_crtc_init(struct drm_device *dev, struct drm_crtc *crtc,
-			 struct drm_plane *plane)
+static int kirin_drm_crtc_init(struct drm_device *dev, struct drm_crtc *crtc,
+			       struct drm_plane *plane)
 {
 	struct device_node *port;
 	int ret;
@@ -892,8 +892,9 @@ static struct drm_plane_funcs ade_plane_funcs = {
 	.atomic_destroy_state = drm_atomic_helper_plane_destroy_state,
 };
 
-static int ade_plane_init(struct drm_device *dev, struct kirin_plane *kplane,
-			  enum drm_plane_type type)
+static int kirin_drm_plane_init(struct drm_device *dev,
+				struct kirin_plane *kplane,
+				enum drm_plane_type type)
 {
 	int ret = 0;
 
@@ -989,6 +990,7 @@ static int ade_drm_init(struct platform_device *pdev)
 	struct kirin_crtc *kcrtc;
 	struct kirin_plane *kplane;
 	enum drm_plane_type type;
+	int prim_plane;
 	int ret;
 	u32 ch;
 
@@ -1024,14 +1026,15 @@ static int ade_drm_init(struct platform_device *pdev)
 		else
 			type = DRM_PLANE_TYPE_OVERLAY;
 
-		ret = ade_plane_init(dev, kplane, type);
+		ret = kirin_drm_plane_init(dev, kplane, type);
 		if (ret)
 			return ret;
 	}
 
 	/* crtc init */
-	ret = ade_crtc_init(dev, &kcrtc->base,
-			    &ade->planes[ade_driver_data.prim_plane].base);
+	prim_plane = ade_driver_data.prim_plane;
+	ret = kirin_drm_crtc_init(dev, &kcrtc->base,
+				  &ade->planes[prim_plane].base);
 	if (ret)
 		return ret;