[PATCH 14/49] staging: hikey9xx/gpu: get rid of kirin9xx_fbdev.c

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We don't need to implement legacy fbdev support. Just use
the FB emulation instead.

Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@xxxxxxxxxx>
---
 .../staging/hikey9xx/gpu/kirin9xx_drm_drv.c   |   9 +-
 .../staging/hikey9xx/gpu/kirin9xx_drm_drv.h   |   2 -
 drivers/staging/hikey9xx/gpu/kirin9xx_fb.c    |  94 ----
 drivers/staging/hikey9xx/gpu/kirin9xx_fbdev.c | 487 ------------------
 4 files changed, 1 insertion(+), 591 deletions(-)
 delete mode 100644 drivers/staging/hikey9xx/gpu/kirin9xx_fb.c
 delete mode 100644 drivers/staging/hikey9xx/gpu/kirin9xx_fbdev.c

diff --git a/drivers/staging/hikey9xx/gpu/kirin9xx_drm_drv.c b/drivers/staging/hikey9xx/gpu/kirin9xx_drm_drv.c
index ec1f668f2d21..f5b05b26bc18 100644
--- a/drivers/staging/hikey9xx/gpu/kirin9xx_drm_drv.c
+++ b/drivers/staging/hikey9xx/gpu/kirin9xx_drm_drv.c
@@ -39,10 +39,8 @@ static int kirin_drm_kms_cleanup(struct drm_device *dev)
 {
 	struct kirin_drm_private *priv = dev->dev_private;
 
-	if (priv->fbdev) {
-		kirin_drm_fbdev_fini(dev);
+	if (priv->fbdev)
 		priv->fbdev = NULL;
-	}
 
 	drm_kms_helper_poll_fini(dev);
 	drm_vblank_cleanup(dev);
@@ -75,8 +73,6 @@ static void kirin_fbdev_output_poll_changed(struct drm_device *dev)
 #else
 	if (priv->fbdev)
 		drm_fb_helper_hotplug_event(priv->fbdev);
-	else
-		priv->fbdev = kirin_drm_fbdev_init(dev);
 #endif
 }
 
@@ -138,9 +134,6 @@ static int kirin_drm_kms_init(struct drm_device *dev)
 	/* reset all the states of crtc/plane/encoder/connector */
 	drm_mode_config_reset(dev);
 
-	if (fbdev)
-		priv->fbdev = kirin_drm_fbdev_init(dev);
-
 	/* init kms poll for handling hpd */
 	drm_kms_helper_poll_init(dev);
 
diff --git a/drivers/staging/hikey9xx/gpu/kirin9xx_drm_drv.h b/drivers/staging/hikey9xx/gpu/kirin9xx_drm_drv.h
index 697955a8e96c..18a7478fee10 100644
--- a/drivers/staging/hikey9xx/gpu/kirin9xx_drm_drv.h
+++ b/drivers/staging/hikey9xx/gpu/kirin9xx_drm_drv.h
@@ -57,7 +57,5 @@ extern void dsi_set_output_client(struct drm_device *dev);
 
 struct drm_framebuffer *kirin_framebuffer_init(struct drm_device *dev,
 		struct drm_mode_fb_cmd2 *mode_cmd);
-struct drm_fb_helper *kirin_drm_fbdev_init(struct drm_device *dev);
-void kirin_drm_fbdev_fini(struct drm_device *dev);
 
 #endif /* __KIRIN_DRM_DRV_H__ */
diff --git a/drivers/staging/hikey9xx/gpu/kirin9xx_fb.c b/drivers/staging/hikey9xx/gpu/kirin9xx_fb.c
deleted file mode 100644
index 1cb84278f507..000000000000
--- a/drivers/staging/hikey9xx/gpu/kirin9xx_fb.c
+++ /dev/null
@@ -1,94 +0,0 @@
-/*
- * Copyright (C) 2013 Red Hat
- * Author: Rob Clark <robdclark@xxxxxxxxx>
- *
- * This program is free software; you can redistribute it and/or modify it
- * under the terms of the GNU General Public License version 2 as published by
- * the Free Software Foundation.
- *
- * This program is distributed in the hope that it will be useful, but WITHOUT
- * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
- * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
- * more details.
- *
- * You should have received a copy of the GNU General Public License along with
- * this program.  If not, see <http://www.gnu.org/licenses/>.
- */
-
-#include <drm/drmP.h>
-
-#include "kirin_drm_drv.h"
-
-#include "drm_crtc.h"
-#include "drm_crtc_helper.h"
-
-struct kirin_framebuffer {
-	struct drm_framebuffer base;
-};
-#define to_kirin_framebuffer(x) container_of(x, struct kirin_framebuffer, base)
-
-
-static int kirin_framebuffer_create_handle(struct drm_framebuffer *fb,
-		struct drm_file *file_priv,
-		unsigned int *handle)
-{
-	//struct kirin_framebuffer *kirin_fb = to_kirin_framebuffer(fb);
-	return 0;
-}
-
-static void kirin_framebuffer_destroy(struct drm_framebuffer *fb)
-{
-	struct kirin_framebuffer *kirin_fb = to_kirin_framebuffer(fb);
-
-	DRM_DEBUG("destroy: FB ID: %d (%p)", fb->base.id, fb);
-
-	drm_framebuffer_cleanup(fb);
-
-	kfree(kirin_fb);
-}
-
-static int kirin_framebuffer_dirty(struct drm_framebuffer *fb,
-		struct drm_file *file_priv, unsigned flags, unsigned color,
-		struct drm_clip_rect *clips, unsigned num_clips)
-{
-	return 0;
-}
-
-static const struct drm_framebuffer_funcs kirin_framebuffer_funcs = {
-	.create_handle = kirin_framebuffer_create_handle,
-	.destroy = kirin_framebuffer_destroy,
-	.dirty = kirin_framebuffer_dirty,
-};
-
-struct drm_framebuffer *kirin_framebuffer_init(struct drm_device *dev,
-		struct drm_mode_fb_cmd2 *mode_cmd)
-{
-	struct kirin_framebuffer *kirin_fb = NULL;
-	struct drm_framebuffer *fb;
-	int ret;
-
-	kirin_fb = kzalloc(sizeof(*kirin_fb), GFP_KERNEL);
-	if (!kirin_fb) {
-		ret = -ENOMEM;
-		goto fail;
-	}
-
-	fb = &kirin_fb->base;
-
-	drm_helper_mode_fill_fb_struct(fb, mode_cmd);
-
-	ret = drm_framebuffer_init(dev, fb, &kirin_framebuffer_funcs);
-	if (ret) {
-		dev_err(dev->dev, "framebuffer init failed: %d\n", ret);
-		goto fail;
-	}
-
-	DRM_DEBUG("create: FB ID: %d (%p) \n", fb->base.id, fb);
-
-	return fb;
-
-fail:
-	kfree(kirin_fb);
-
-	return ERR_PTR(ret);
-}
diff --git a/drivers/staging/hikey9xx/gpu/kirin9xx_fbdev.c b/drivers/staging/hikey9xx/gpu/kirin9xx_fbdev.c
deleted file mode 100644
index 5d09cf3784a5..000000000000
--- a/drivers/staging/hikey9xx/gpu/kirin9xx_fbdev.c
+++ /dev/null
@@ -1,487 +0,0 @@
-/*
- * Copyright (C) 2013 Red Hat
- * Author: Rob Clark <robdclark@xxxxxxxxx>
- *
- * This program is free software; you can redistribute it and/or modify it
- * under the terms of the GNU General Public License version 2 as published by
- * the Free Software Foundation.
- *
- * This program is distributed in the hope that it will be useful, but WITHOUT
- * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
- * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
- * more details.
- *
- * You should have received a copy of the GNU General Public License along with
- * this program.  If not, see <http://www.gnu.org/licenses/>.
- */
-
-#include <drm/drmP.h>
-#include <drm_crtc_helper.h>
-
-#include <linux/ion.h>
-#include <linux/hisi/hisi_ion.h>
-
-#include "kirin_drm_drv.h"
-#if defined (CONFIG_HISI_FB_970)
-#include "kirin970_dpe_reg.h"
-#else
-#include "kirin_dpe_reg.h"
-#endif
-#include "kirin_drm_dpe_utils.h"
-
-#include "drm_crtc.h"
-#include "drm_fb_helper.h"
-
-//#define CONFIG_HISI_FB_HEAP_CARVEOUT_USED
-
-#define FBDEV_BUFFER_NUM 2
-struct fb_dmabuf_export
-{
-    __u32 fd;
-    __u32 flags;
-};
-#define FBIOGET_DMABUF  _IOR('F', 0x21, struct fb_dmabuf_export)
-
-#define HISIFB_IOCTL_MAGIC 'M'
-#define HISI_DRM_ONLINE_PLAY _IOW(HISIFB_IOCTL_MAGIC, 0x21, struct drm_dss_layer)
-
-/*
- * fbdev funcs, to implement legacy fbdev interface on top of drm driver
- */
-
-#define HISI_FB_ION_CLIENT_NAME	"hisi_fb_ion"
-
-unsigned long kirin_alloc_fb_buffer(struct kirin_fbdev *fbdev, int size)
-{
-	struct ion_client *client = NULL;
-	struct ion_handle *handle = NULL;
-	size_t buf_len = 0;
-	unsigned long buf_addr = 0;
-	int shared_fd = -1;
-
-	if (NULL == fbdev) {
-		DRM_ERROR("fbdev is NULL!\n");
-		return -EINVAL;
-	}
-
-	client = fbdev->ion_client;
-	handle = fbdev->ion_handle;
-
-	buf_len = size;
-
-	client = hisi_ion_client_create(HISI_FB_ION_CLIENT_NAME);
-	if (!client) {
-		DRM_ERROR("failed to create ion client!\n");
-		return -ENOMEM;
-	}
-	memset(&fbdev->iommu_format, 0, sizeof(struct iommu_map_format));
-
-#ifdef CONFIG_HISI_FB_HEAP_CARVEOUT_USED
-	handle = ion_alloc(client, buf_len, PAGE_SIZE, ION_HEAP(ION_GRALLOC_HEAP_ID), 0);
-#else
-	handle = ion_alloc(client, buf_len, PAGE_SIZE, ION_HEAP(ION_SYSTEM_HEAP_ID), 0);
-#endif
-	if (!handle) {
-		DRM_ERROR("failed to ion_alloc!\n");
-		goto err_return;
-	}
-
-	fbdev->screen_base = ion_map_kernel(client, handle);
-	if (!fbdev->screen_base) {
-		DRM_ERROR("failed to ion_map_kernel!\n");
-		goto err_ion_map;
-	}
-
-#ifdef CONFIG_HISI_FB_HEAP_CARVEOUT_USED
-	if (ion_phys(client, handle, &buf_addr, &buf_len) < 0) {
-		DRM_ERROR("failed to get ion phys!\n");
-		goto err_ion_get_addr;
-	}
-#else
-	if (ion_map_iommu(client, handle, &(fbdev->iommu_format))) {
-		DRM_ERROR("failed to ion_map_iommu!\n");
-		goto err_ion_get_addr;
-	}
-
-	buf_addr = fbdev->iommu_format.iova_start;
-#endif
-
-	fbdev->shared_fd = shared_fd;
-	fbdev->smem_start = buf_addr;
-	fbdev->screen_size = buf_len;
-	memset(fbdev->screen_base, 0x0, fbdev->screen_size);
-
-	fbdev->ion_client = client;
-	fbdev->ion_handle = handle;
-
-	DRM_INFO("fbdev->smem_start = 0x%lu, fbdev->screen_base = 0x%p\n",
-		fbdev->smem_start, fbdev->screen_base);
-
-	return buf_addr;
-
-err_ion_get_addr:
-	ion_unmap_kernel(client, handle);
-err_ion_map:
-	ion_free(client, handle);
-err_return:
-	return 0;
-}
-
-static int kirin_fbdev_mmap(struct fb_info *info, struct vm_area_struct * vma)
-{
-	struct sg_table *table = NULL;
-	struct scatterlist *sg = NULL;
-	struct page *page = NULL;
-	unsigned long remainder = 0;
-	unsigned long len = 0;
-	unsigned long addr = 0;
-	unsigned long offset = 0;
-	unsigned long size = 0;
-	int i = 0;
-	int ret = 0;
-
-	struct drm_fb_helper *helper = (struct drm_fb_helper *)info->par;
-	struct kirin_fbdev *fbdev = to_kirin_fbdev(helper);
-
-	if (NULL == info) {
-		DRM_ERROR("info is NULL!\n");
-		return -EINVAL;
-	}
-
-	if (NULL == fbdev) {
-		DRM_ERROR("fbdev is NULL!\n");
-		return -EINVAL;
-	}
-
-	table = ion_sg_table(fbdev->ion_client, fbdev->ion_handle);
-	if ((table == NULL) || (vma == NULL)) {
-		DRM_ERROR("table or vma is NULL!\n");
-		return -EFAULT;
-	}
-
-	vma->vm_page_prot = pgprot_writecombine(vma->vm_page_prot);
-
-	addr = vma->vm_start;
-	offset = vma->vm_pgoff * PAGE_SIZE;
-	size = vma->vm_end - vma->vm_start;
-	DRM_INFO("addr = 0x%lu, offset = 0x%lu, size = %lu!\n", addr, offset, size);
-	if (size > info->fix.smem_len) {
-		DRM_ERROR("size=%lu is out of range(%u)!\n", size, info->fix.smem_len);
-		return -EFAULT;
-	}
-	DRM_INFO("fbdev->smem_start = 0x%lu, fbdev->screen_base = 0x%p\n",
-		fbdev->smem_start, fbdev->screen_base);
-
-	for_each_sg(table->sgl, sg, table->nents, i) {
-		page = sg_page(sg);
-		remainder = vma->vm_end - addr;
-		len = sg->length;
-
-		if (offset >= sg->length) {
-			offset -= sg->length;
-			continue;
-		} else if (offset) {
-			page += offset / PAGE_SIZE;
-			len = sg->length - offset;
-			offset = 0;
-		}
-		len = min(len, remainder);
-		ret = remap_pfn_range(vma, addr, page_to_pfn(page), len,
-			vma->vm_page_prot);
-		if (ret != 0) {
-			DRM_ERROR("failed to remap_pfn_range! ret=%d\n", ret);
-		}
-
-		addr += len;
-		if (addr >= vma->vm_end) {
-			DRM_INFO("addr = 0x%lu!, vma->vm_end = 0x%lu \n", addr, vma->vm_end);
-			return 0;
-		}
-	}
-
-	DRM_INFO("kirin_fbdev_mmap addr = 0x%lu!\n", addr);
-
-	return 0;
-}
-
-static int kirin_dmabuf_export(struct fb_info *info, void __user *argp)
-{
-	int ret;
-	struct drm_fb_helper *helper;
-	struct kirin_fbdev *fbdev;
-	struct fb_dmabuf_export dmabuf_export;
-
-	helper = (struct drm_fb_helper *)info->par;
-	fbdev = to_kirin_fbdev(helper);
-
-	ret = copy_from_user(&dmabuf_export, argp, sizeof(struct fb_dmabuf_export));
-	if (ret) {
-		DRM_ERROR("copy for user failed!ret=%d.\n", ret);
-		ret = -EINVAL;
-	} else {
-		dmabuf_export.flags = 0;
-		dmabuf_export.fd = ion_share_dma_buf_fd(fbdev->ion_client, fbdev->ion_handle);
-		if (dmabuf_export.fd < 0) {
-			DRM_ERROR("failed to ion_share!\n");
-		}
-		DRM_INFO("dmabuf_export.fd = %d.\n", dmabuf_export.fd);
-
-		ret = copy_to_user(argp, &dmabuf_export, sizeof(struct fb_dmabuf_export));
-		if (ret) {
-			DRM_ERROR("copy to user failed!ret=%d.", ret);
-			ret = -EFAULT;
-		}
-	}
-
-	return ret;
-}
-
-static int kirin_dss_online_compose(struct fb_info *info, void __user *argp)
-{
-	int ret;
-	struct drm_fb_helper *helper;
-	struct kirin_drm_private *priv;
-	struct drm_plane *plane;
-	struct kirin_fbdev *fbdev;
-
-	struct drm_dss_layer layer;
-
-	helper = (struct drm_fb_helper *)info->par;
-	priv = helper->dev->dev_private;
-	plane = priv->crtc[0]->primary;
-
-	fbdev = to_kirin_fbdev(helper);
-
-	ret = copy_from_user(&layer, argp, sizeof(struct drm_dss_layer));
-	if (ret) {
-		DRM_ERROR("copy for user failed!ret=%d.\n", ret);
-		return -EINVAL;
-	}
-
-	hisi_dss_online_play(fbdev, plane, &layer);
-
-	return ret;
-}
-
-static int kirin_fb_ioctl(struct fb_info *info, unsigned int cmd, unsigned long arg)
-{
-	int ret = -ENOSYS;
-	void __user *argp = (void __user *)arg;
-
-	if (NULL == info) {
-		DRM_ERROR("info is NULL!\n");
-		return -EINVAL;
-	}
-
-	switch (cmd) {
-	case FBIOGET_DMABUF:
-		ret = kirin_dmabuf_export(info, argp);
-		break;
-	case HISI_DRM_ONLINE_PLAY:
-		ret = kirin_dss_online_compose(info, argp);
-		break;
-	default:
-		break;
-	}
-
-	if (ret == -ENOSYS)
-		DRM_ERROR("unsupported ioctl (%x)\n", cmd);
-
-	return ret;
-}
-
-
-static struct fb_ops kirin_fb_ops = {
-	.owner = THIS_MODULE,
-
-	/* Note: to properly handle manual update displays, we wrap the
-	 * basic fbdev ops which write to the framebuffer
-	 */
-	.fb_read = drm_fb_helper_sys_read,
-	.fb_write = drm_fb_helper_sys_write,
-	.fb_fillrect = drm_fb_helper_sys_fillrect,
-	.fb_copyarea = drm_fb_helper_sys_copyarea,
-	.fb_imageblit = drm_fb_helper_sys_imageblit,
-	.fb_mmap = kirin_fbdev_mmap,
-
-	.fb_check_var = drm_fb_helper_check_var,
-	.fb_set_par = drm_fb_helper_set_par,
-	.fb_pan_display = drm_fb_helper_pan_display,
-	.fb_blank = drm_fb_helper_blank,
-	.fb_setcmap = drm_fb_helper_setcmap,
-
-	.fb_ioctl = kirin_fb_ioctl,
-	.fb_compat_ioctl = kirin_fb_ioctl,
-};
-
-static int kirin_fbdev_create(struct drm_fb_helper *helper,
-		struct drm_fb_helper_surface_size *sizes)
-{
-	struct kirin_fbdev *fbdev = to_kirin_fbdev(helper);
-	struct drm_device *dev = helper->dev;
-	struct drm_framebuffer *fb = NULL;
-	struct fb_info *fbi = NULL;
-	struct drm_mode_fb_cmd2 mode_cmd = {0};
-	int ret, size;
-	unsigned int bytes_per_pixel;
-
-	DRM_DEBUG("create fbdev: %dx%d@%d (%dx%d)\n", sizes->surface_width,
-			sizes->surface_height, sizes->surface_bpp,
-			sizes->fb_width, sizes->fb_height);
-
-	mode_cmd.pixel_format = drm_mode_legacy_fb_format(sizes->surface_bpp,
-			sizes->surface_depth);
-
-	mode_cmd.width = sizes->surface_width;
-	mode_cmd.height = sizes->surface_height * FBDEV_BUFFER_NUM;
-
-	bytes_per_pixel = DIV_ROUND_UP(sizes->surface_bpp, 8);
-	mode_cmd.pitches[0] = sizes->surface_width * bytes_per_pixel;
-	//mode_cmd.pitches[0] = align_pitch(mode_cmd.width, sizes->surface_bpp);
-
-	/* allocate backing bo */
-	size = mode_cmd.pitches[0] * mode_cmd.height;
-	DRM_DEBUG("allocating %d bytes for fb %d \n", size, dev->primary->index);
-
-	fb = kirin_framebuffer_init(dev, &mode_cmd);
-	if (IS_ERR(fb)) {
-		dev_err(dev->dev, "failed to allocate fb\n");
-		/* note: if fb creation failed, we can't rely on fb destroy
-		 * to unref the bo:
-		 */
-		ret = PTR_ERR(fb);
-		goto fail;
-	}
-
-	mutex_lock(&dev->struct_mutex);
-
-	fbdev->ion_client = NULL;
-	fbdev->ion_handle = NULL;
-	fbdev->screen_base = NULL;
-	fbdev->smem_start = 0;
-	fbdev->screen_size = 0;
-	memset(&fbdev->iommu_format, 0, sizeof(struct iommu_map_format));
-
-	kirin_alloc_fb_buffer(fbdev, size);
-
-	fbi = drm_fb_helper_alloc_fbi(helper);
-	if (IS_ERR(fbi)) {
-		dev_err(dev->dev, "failed to allocate fb info\n");
-		ret = PTR_ERR(fbi);
-		goto fail_unlock;
-	}
-
-	DRM_DEBUG("fbi=%p, dev=%p \n", fbi, dev);
-
-	fbdev->fb = fb;
-	helper->fb = fb;
-
-	fbi->par = helper;
-	fbi->flags = FBINFO_DEFAULT;
-	fbi->fbops = &kirin_fb_ops;
-
-	strcpy(fbi->fix.id, "dss");
-
-	drm_fb_helper_fill_fix(fbi, fb->pitches[0], fb->depth);
-	drm_fb_helper_fill_var(fbi, helper, sizes->fb_width, sizes->fb_height);
-
-	dev->mode_config.fb_base = fbdev->smem_start;
-	fbi->screen_base = fbdev->screen_base;
-	fbi->screen_size = fbdev->screen_size;
-	fbi->fix.smem_start = fbdev->smem_start;
-	fbi->fix.smem_len = fbdev->screen_size;
-
-	DRM_DEBUG("par=%p, %dx%d \n", fbi->par, fbi->var.xres, fbi->var.yres);
-	DRM_DEBUG("allocated %dx%d fb \n", fbdev->fb->width, fbdev->fb->height);
-
-	mutex_unlock(&dev->struct_mutex);
-
-	return 0;
-
-fail_unlock:
-	mutex_unlock(&dev->struct_mutex);
-fail:
-	if (ret) {
-		if (fb) {
-			drm_framebuffer_unregister_private(fb);
-			drm_framebuffer_remove(fb);
-		}
-	}
-	return ret;
-}
-
-static const struct drm_fb_helper_funcs kirin_fb_helper_funcs = {
-	.fb_probe = kirin_fbdev_create,
-};
-
-/* initialize fbdev helper */
-struct drm_fb_helper *kirin_drm_fbdev_init(struct drm_device *dev)
-{
-	struct kirin_drm_private *priv = dev->dev_private;
-	struct kirin_fbdev *fbdev = NULL;
-	struct drm_fb_helper *helper;
-	int ret;
-
-	fbdev = kzalloc(sizeof(*fbdev), GFP_KERNEL);
-	if (!fbdev)
-		goto fail;
-
-	priv->fb_helper = helper = &fbdev->fb_helper;
-
-	drm_fb_helper_prepare(dev, helper, &kirin_fb_helper_funcs);
-
-	DRM_INFO("num_crtc=%d, num_connector=%d.\n",
-		dev->mode_config.num_crtc, dev->mode_config.num_connector);
-
-	ret = drm_fb_helper_init(dev, helper,
-			dev->mode_config.num_crtc, dev->mode_config.num_connector);
-	if (ret) {
-		dev_err(dev->dev, "could not init fbdev: ret=%d\n", ret);
-		goto fail;
-	}
-
-	ret = drm_fb_helper_single_add_all_connectors(helper);
-	if (ret)
-		goto fini;
-
-	/* disable all the possible outputs/crtcs before entering KMS mode */
-	drm_helper_disable_unused_functions(dev);
-
-	ret = drm_fb_helper_initial_config(helper, 32);
-	if (ret)
-		goto fini;
-
-	priv->fbdev = helper;
-
-	return helper;
-
-fini:
-	drm_fb_helper_fini(helper);
-fail:
-	kfree(fbdev);
-	return NULL;
-}
-
-void kirin_drm_fbdev_fini(struct drm_device *dev)
-{
-	struct kirin_drm_private *priv = dev->dev_private;
-	struct drm_fb_helper *helper = priv->fbdev;
-	struct kirin_fbdev *fbdev;
-
-	drm_fb_helper_unregister_fbi(helper);
-	drm_fb_helper_release_fbi(helper);
-
-	drm_fb_helper_fini(helper);
-
-	fbdev = to_kirin_fbdev(priv->fbdev);
-
-	/* this will free the backing object */
-	if (fbdev->fb) {
-		drm_framebuffer_unregister_private(fbdev->fb);
-		drm_framebuffer_remove(fbdev->fb);
-	}
-
-	kfree(fbdev);
-
-	priv->fbdev = NULL;
-}
-- 
2.26.2

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