From 01573e231f18eb2d99162747186f59511f56b64d Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Fri, 08 Dec 2023 10:40:48 +0000
Subject: [PATCH] 移去rt
---
kernel/include/drm/drm_framebuffer.h | 76 ++++++++++++++++++++++++-------------
1 files changed, 49 insertions(+), 27 deletions(-)
diff --git a/kernel/include/drm/drm_framebuffer.h b/kernel/include/drm/drm_framebuffer.h
index c50502c..be658eb 100644
--- a/kernel/include/drm/drm_framebuffer.h
+++ b/kernel/include/drm/drm_framebuffer.h
@@ -23,13 +23,18 @@
#ifndef __DRM_FRAMEBUFFER_H__
#define __DRM_FRAMEBUFFER_H__
-#include <linux/list.h>
#include <linux/ctype.h>
+#include <linux/list.h>
+#include <linux/sched.h>
+
#include <drm/drm_mode_object.h>
-struct drm_framebuffer;
-struct drm_file;
+struct drm_clip_rect;
struct drm_device;
+struct drm_file;
+struct drm_format_info;
+struct drm_framebuffer;
+struct drm_gem_object;
/**
* struct drm_framebuffer_funcs - framebuffer hooks
@@ -81,6 +86,9 @@
* See documentation in drm_mode.h for the struct drm_mode_fb_dirty_cmd
* for more information as all the semantics and arguments have a one to
* one mapping on this function.
+ *
+ * Atomic drivers should use drm_atomic_helper_dirtyfb() to implement
+ * this hook.
*
* RETURNS:
*
@@ -241,30 +249,6 @@
}
/**
- * drm_framebuffer_reference - acquire a framebuffer reference
- * @fb: DRM framebuffer
- *
- * This is a compatibility alias for drm_framebuffer_get() and should not be
- * used by new code.
- */
-static inline void drm_framebuffer_reference(struct drm_framebuffer *fb)
-{
- drm_framebuffer_get(fb);
-}
-
-/**
- * drm_framebuffer_unreference - release a framebuffer reference
- * @fb: DRM framebuffer
- *
- * This is a compatibility alias for drm_framebuffer_put() and should not be
- * used by new code.
- */
-static inline void drm_framebuffer_unreference(struct drm_framebuffer *fb)
-{
- drm_framebuffer_put(fb);
-}
-
-/**
* drm_framebuffer_read_refcount - read the framebuffer reference count.
* @fb: framebuffer
*
@@ -313,4 +297,42 @@
int drm_framebuffer_plane_height(int height,
const struct drm_framebuffer *fb, int plane);
+/**
+ * struct drm_afbc_framebuffer - a special afbc frame buffer object
+ *
+ * A derived class of struct drm_framebuffer, dedicated for afbc use cases.
+ */
+struct drm_afbc_framebuffer {
+ /**
+ * @base: base framebuffer structure.
+ */
+ struct drm_framebuffer base;
+ /**
+ * @block_width: width of a single afbc block
+ */
+ u32 block_width;
+ /**
+ * @block_height: height of a single afbc block
+ */
+ u32 block_height;
+ /**
+ * @aligned_width: aligned frame buffer width
+ */
+ u32 aligned_width;
+ /**
+ * @aligned_height: aligned frame buffer height
+ */
+ u32 aligned_height;
+ /**
+ * @offset: offset of the first afbc header
+ */
+ u32 offset;
+ /**
+ * @afbc_size: minimum size of afbc buffer
+ */
+ u32 afbc_size;
+};
+
+#define fb_to_afbc_fb(x) container_of(x, struct drm_afbc_framebuffer, base)
+
#endif
--
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