disable FB

hc

2024-01-04 1543e317f1da31b75942316931e8f491a8920811

 kernel/drivers/gpu/drm/hisilicon/hibmc/hibmc_drm_drv.h
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@@ -1,3 +1,4 @@
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+/* SPDX-License-Identifier: GPL-2.0-or-later */
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 /* Hisilicon Hibmc SoC drm driver
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  *
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  * Based on the bochs drm driver.
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@@ -8,33 +9,15 @@
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  *	Rongrong Zou <zourongrong@huawei.com>
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  *	Rongrong Zou <zourongrong@gmail.com>
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  *	Jianhua Li <lijianhua@huawei.com>
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- *
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- * This program is free software; you can redistribute it and/or modify
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- * it under the terms of the GNU General Public License as published by
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- * the Free Software Foundation; either version 2 of the License, or
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- * (at your option) any later version.
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- *
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  */
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 #ifndef HIBMC_DRM_DRV_H
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 #define HIBMC_DRM_DRV_H
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-#include <drm/drmP.h>
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-#include <drm/drm_atomic.h>
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 #include <drm/drm_fb_helper.h>
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-#include <drm/drm_gem.h>
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-#include <drm/ttm/ttm_bo_driver.h>
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+#include <drm/drm_framebuffer.h>
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-struct hibmc_framebuffer {
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-	struct drm_framebuffer fb;
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-	struct drm_gem_object *obj;
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-};
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-
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-struct hibmc_fbdev {
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-	struct drm_fb_helper helper;
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-	struct hibmc_framebuffer *fb;
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-	int size;
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-};
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+struct drm_device;
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 struct hibmc_drm_private {
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 	/* hw */
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@@ -42,44 +25,15 @@
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 	void __iomem   *fb_map;
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 	unsigned long  fb_base;
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 	unsigned long  fb_size;
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-	bool msi_enabled;
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 	/* drm */
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 	struct drm_device  *dev;
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+	struct drm_plane primary_plane;
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+	struct drm_crtc crtc;
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+	struct drm_encoder encoder;
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+	struct drm_connector connector;
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 	bool mode_config_initialized;
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-	struct drm_atomic_state *suspend_state;
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-
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-	/* ttm */
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-	struct drm_global_reference mem_global_ref;
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-	struct ttm_bo_global_ref bo_global_ref;
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-	struct ttm_bo_device bdev;
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-	bool initialized;
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-
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-	/* fbdev */
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-	struct hibmc_fbdev *fbdev;
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-	bool mm_inited;
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 };
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-
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-#define to_hibmc_framebuffer(x) container_of(x, struct hibmc_framebuffer, fb)
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-
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-struct hibmc_bo {
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-	struct ttm_buffer_object bo;
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-	struct ttm_placement placement;
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-	struct ttm_bo_kmap_obj kmap;
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-	struct drm_gem_object gem;
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-	struct ttm_place placements[3];
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-	int pin_count;
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-};
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-
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-static inline struct hibmc_bo *hibmc_bo(struct ttm_buffer_object *bo)
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-{
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-	return container_of(bo, struct hibmc_bo, bo);
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-}
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-
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-static inline struct hibmc_bo *gem_to_hibmc_bo(struct drm_gem_object *gem)
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-{
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-	return container_of(gem, struct hibmc_bo, gem);
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-}
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 void hibmc_set_power_mode(struct hibmc_drm_private *priv,
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 			  unsigned int power_mode);
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@@ -88,26 +42,11 @@
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 int hibmc_de_init(struct hibmc_drm_private *priv);
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 int hibmc_vdac_init(struct hibmc_drm_private *priv);
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-int hibmc_fbdev_init(struct hibmc_drm_private *priv);
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-void hibmc_fbdev_fini(struct hibmc_drm_private *priv);
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-
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-int hibmc_gem_create(struct drm_device *dev, u32 size, bool iskernel,
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-		     struct drm_gem_object **obj);
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-struct hibmc_framebuffer *
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-hibmc_framebuffer_init(struct drm_device *dev,
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-		       const struct drm_mode_fb_cmd2 *mode_cmd,
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-		       struct drm_gem_object *obj);
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 int hibmc_mm_init(struct hibmc_drm_private *hibmc);
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 void hibmc_mm_fini(struct hibmc_drm_private *hibmc);
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-int hibmc_bo_pin(struct hibmc_bo *bo, u32 pl_flag, u64 *gpu_addr);
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-int hibmc_bo_unpin(struct hibmc_bo *bo);
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-void hibmc_gem_free_object(struct drm_gem_object *obj);
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 int hibmc_dumb_create(struct drm_file *file, struct drm_device *dev,
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 		      struct drm_mode_create_dumb *args);
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-int hibmc_dumb_mmap_offset(struct drm_file *file, struct drm_device *dev,
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-			   u32 handle, u64 *offset);
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-int hibmc_mmap(struct file *filp, struct vm_area_struct *vma);
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 extern const struct drm_mode_config_funcs hibmc_mode_funcs;
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