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2023-12-09 b22da3d8526a935aa31e086e63f60ff3246cb61c

 kernel/drivers/gpu/drm/rockchip/rockchip_drm_gem.h
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@@ -1,19 +1,13 @@
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+/* SPDX-License-Identifier: GPL-2.0-only */
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 /*
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  * Copyright (C) Fuzhou Rockchip Electronics Co.Ltd
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  * Author:Mark Yao <mark.yao@rock-chips.com>
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- *
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- * This software is licensed under the terms of the GNU General Public
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- * License version 2, as published by the Free Software Foundation, and
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- * may be copied, distributed, and modified under those terms.
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- *
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- * This program is distributed in the hope that it will be useful,
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- * but WITHOUT ANY WARRANTY; without even the implied warranty of
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- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
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- * GNU General Public License for more details.
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  */
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 #ifndef _ROCKCHIP_DRM_GEM_H
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 #define _ROCKCHIP_DRM_GEM_H
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+
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+#include <linux/dma-direction.h>
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 #define to_rockchip_obj(x) container_of(x, struct rockchip_gem_object, base)
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@@ -29,10 +23,8 @@
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 	enum rockchip_gem_buf_type buf_type;
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 	void *kvaddr;
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-	void *cookie;
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 	dma_addr_t dma_addr;	/* iova if iommu enable, otherwise physical address */
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 	dma_addr_t dma_handle;	/* physical address */
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-
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 	/* Used when IOMMU is disabled */
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 	unsigned long dma_attrs;
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@@ -68,9 +60,6 @@
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 int rockchip_gem_dumb_create(struct drm_file *file_priv,
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 			     struct drm_device *dev,
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 			     struct drm_mode_create_dumb *args);
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-int rockchip_gem_dumb_map_offset(struct drm_file *file_priv,
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-				 struct drm_device *dev, uint32_t handle,
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-				 uint64_t *offset);
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 /*
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  * request gem object creation and buffer allocation as the size
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  * that it is calculated with framebuffer information such as width,
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@@ -92,14 +81,5 @@
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 int rockchip_gem_prime_end_cpu_access(struct drm_gem_object *obj,
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 				      enum dma_data_direction dir);
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-int rockchip_gem_prime_begin_cpu_access_partial(struct drm_gem_object *obj,
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-						enum dma_data_direction dir,
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-						unsigned int offset,
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-						unsigned int len);
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-
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-int rockchip_gem_prime_end_cpu_access_partial(struct drm_gem_object *obj,
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-					      enum dma_data_direction dir,
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-					      unsigned int offset,
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-					      unsigned int len);
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-
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+void rockchip_gem_get_ddr_info(void);
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 #endif /* _ROCKCHIP_DRM_GEM_H */