DRI2: Drop sarea, implement swap buffers in the X server.

2 files changed, 60 insertions, 157 deletions

diff --git a/include/GL/internal/dri_interface.h b/include/GL/internal/dri_interface.h
index e7780d2e26c..e4cc16b8660 100644
--- a/include/GL/internal/dri_interface.h
+++ b/include/GL/internal/dri_interface.h
@@ -75,6 +75,10 @@ typedef struct __DRItexOffsetExtensionRec	__DRItexOffsetExtension;
 typedef struct __DRItexBufferExtensionRec	__DRItexBufferExtension;
 typedef struct __DRIlegacyExtensionRec		__DRIlegacyExtension;
 typedef struct __DRIswrastExtensionRec		__DRIswrastExtension;
+typedef struct __DRIbufferRec			__DRIbuffer;
+typedef struct __DRIdri2ExtensionRec		__DRIdri2Extension;
+typedef struct __DRIdri2LoaderExtensionRec	__DRIdri2LoaderExtension;
+
 /*@}*/
 
 
@@ -343,29 +347,6 @@ struct __DRIdamageExtensionRec {
 			 void *loaderPrivate);
 };
 
-/**
- * DRI2 Loader extension.  This extension describes the basic
- * functionality the loader needs to provide for the DRI driver.
- */
-#define __DRI_LOADER "DRI_Loader"
-#define __DRI_LOADER_VERSION 1
-struct __DRIloaderExtensionRec {
-    __DRIextension base;
-
-    /**
-     * Ping the windowing system to get it to reemit info for the
-     * specified drawable in the DRI2 event buffer.
-     *
-     * \param draw the drawable for which to request info
-     * \param tail the new event buffer tail pointer
-     */
-    void (*reemitDrawableInfo)(__DRIdrawable *draw, unsigned int *tail,
-			       void *loaderPrivate);
-
-    void (*postDamage)(__DRIdrawable *draw, struct drm_clip_rect *rects,
-		       int num_rects, void *loaderPrivate);
-};
-
 #define __DRI_SWRAST_IMAGE_OP_DRAW	1
 #define __DRI_SWRAST_IMAGE_OP_CLEAR	2
 #define __DRI_SWRAST_IMAGE_OP_SWAP	3
@@ -633,4 +614,60 @@ struct __DRIswrastExtensionRec {
 					void *loaderPrivate);
 };
 
+/**
+ * DRI2 Loader extension.
+ */
+#define __DRI_BUFFER_FRONT_LEFT		0
+#define __DRI_BUFFER_BACK_LEFT		1
+#define __DRI_BUFFER_FRONT_RIGHT	2
+#define __DRI_BUFFER_BACK_RIGHT		3
+#define __DRI_BUFFER_DEPTH		4
+#define __DRI_BUFFER_STENCIL		5
+#define __DRI_BUFFER_ACCUM		6
+
+struct __DRIbufferRec {
+    unsigned int attachment;
+    unsigned int name;
+    unsigned int pitch;
+    unsigned int cpp;
+    unsigned int flags;
+};
+
+#define __DRI_DRI2_LOADER "DRI_DRI2Loader"
+#define __DRI_DRI2_LOADER_VERSION 1
+struct __DRIdri2LoaderExtensionRec {
+    __DRIextension base;
+
+    __DRIbuffer *(*getBuffers)(__DRIdrawable *driDrawable,
+			       int *width, int *height,
+			       unsigned int *attachments, int count,
+			       int *out_count, void *loaderPrivate);
+};
+
+/**
+ * This extension provides alternative screen, drawable and context
+ * constructors for DRI2.
+ */
+#define __DRI_DRI2 "DRI_DRI2"
+#define __DRI_DRI2_VERSION 1
+
+struct __DRIdri2ExtensionRec {
+    __DRIextension base;
+
+    __DRIscreen *(*createNewScreen)(int screen, int fd,
+				    const __DRIextension **extensions,
+				    const __DRIconfig ***driver_configs,
+				    void *loaderPrivate);
+
+    __DRIdrawable *(*createNewDrawable)(__DRIscreen *screen,
+					const __DRIconfig *config,
+					void *loaderPrivate);
+
+    __DRIcontext *(*createNewContext)(__DRIscreen *screen,
+				      const __DRIconfig *config,
+				      __DRIcontext *shared,
+				      void *loaderPrivate);
+
+};
+
 #endif
diff --git a/include/GL/internal/dri_sarea.h b/include/GL/internal/dri_sarea.h
deleted file mode 100644
index 849161fbc11..00000000000
--- a/include/GL/internal/dri_sarea.h
+++ /dev/null
@@ -1,134 +0,0 @@
-/*
- * Copyright 2007 Red Hat, Inc
- * All Rights Reserved.
- *
- * Permission is hereby granted, free of charge, to any person obtaining a
- * copy of this software and associated documentation files (the "Software"),
- * to deal in the Software without restriction, including without limitation
- * on the rights to use, copy, modify, merge, publish, distribute, sub
- * license, and/or sell copies of the Software, and to permit persons to whom
- * the Software is furnished to do so, subject to the following conditions:
- *
- * The above copyright notice and this permission notice (including the next
- * paragraph) shall be included in all copies or substantial portions of the
- * Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
- * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
- * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.  IN NO EVENT SHALL
- * THE COPYRIGHT HOLDERS AND/OR THEIR SUPPLIERS BE LIABLE FOR ANY CLAIM,
- * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
- * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
- * USE OR OTHER DEALINGS IN THE SOFTWARE.
- */
-
-#ifndef DRI_SAREA_H
-#define DRI_SAREA_H
-
-#include <drm.h>
-
-/* The DRI2 SAREA holds a list of self-describing blocks.  Each block
- * is 8 byte aligned and has a common 32-bit header word.  The upper
- * 16 bits describe the type of the block and the lower 16 bits the
- * size.  DRI2 only defines a couple of blocks and allows drivers to
- * define driver specific blocks using type codes from 0x8000 and up.
- * The type code 0x0000 defines the end of the sarea. */
-
-#define DRI2_SAREA_BLOCK_HEADER(type, size) (((type) << 16) | (size))
-#define DRI2_SAREA_BLOCK_TYPE(b) ((b) >> 16)
-#define DRI2_SAREA_BLOCK_SIZE(b) ((b) & 0xffff)
-#define DRI2_SAREA_BLOCK_NEXT(p)				\
-    ((void *) ((unsigned char *) (p) +				\
-               DRI2_SAREA_BLOCK_SIZE(*(unsigned int *) p)))
-
-#define DRI2_SAREA_BLOCK_END		0x0000
-#define DRI2_SAREA_BLOCK_LOCK		0x0001
-#define DRI2_SAREA_BLOCK_EVENT_BUFFER	0x0002
-
-/* Chipset specific blocks start at 0x8000, 0xffff is reserved. */
-
-typedef struct __DRILock __DRILock;
-typedef struct __DRIEventBuffer __DRIEventBuffer;
-typedef struct __DRIDrawableBuffer __DRIDrawableBuffer;
-typedef struct __DRIDrawableConfigEvent __DRIDrawableConfigEvent;
-typedef struct __DRIBufferAttachEvent __DRIBufferAttachEvent;
-
-struct __DRILock {
-    unsigned int block_header;
-    drm_hw_lock_t lock;
-
-    /* We use this with DRM_CAS to allocate lock IDs for the real lock.*/
-    unsigned int next_id;
-};
-
-struct __DRIEventBuffer {
-    unsigned int block_header;
-    unsigned int head;		/* last valid event */
-    unsigned int prealloc;	/* event currently being written */
-    unsigned int size;		/* size of data */
-    unsigned char data[0];
-};
-
-enum {
-        /* the four standard color buffers */
-        DRI_DRAWABLE_BUFFER_FRONT_LEFT  = 0,
-        DRI_DRAWABLE_BUFFER_BACK_LEFT   = 1,
-        DRI_DRAWABLE_BUFFER_FRONT_RIGHT = 2,
-        DRI_DRAWABLE_BUFFER_BACK_RIGHT  = 3,
-        /* optional aux buffer */
-        DRI_DRAWABLE_BUFFER_AUX0        = 4,
-        DRI_DRAWABLE_BUFFER_AUX1        = 5,
-        DRI_DRAWABLE_BUFFER_AUX2        = 6,
-        DRI_DRAWABLE_BUFFER_AUX3        = 7,
-        DRI_DRAWABLE_BUFFER_DEPTH       = 8,
-        DRI_DRAWABLE_BUFFER_STENCIL     = 9,
-        DRI_DRAWABLE_BUFFER_ACCUM       = 10,
-        /* generic renderbuffers */
-        DRI_DRAWABLE_BUFFER_COLOR0      = 11,
-        DRI_DRAWABLE_BUFFER_COLOR1      = 12,
-        DRI_DRAWABLE_BUFFER_COLOR2      = 13,
-        DRI_DRAWABLE_BUFFER_COLOR3      = 14,
-        DRI_DRAWABLE_BUFFER_COLOR4      = 15,
-        DRI_DRAWABLE_BUFFER_COLOR5      = 16,
-        DRI_DRAWABLE_BUFFER_COLOR6      = 17,
-        DRI_DRAWABLE_BUFFER_COLOR7      = 18,
-        DRI_DRAWABLE_BUFFER_COUNT       = 19
-};
-
-struct __DRIDrawableBuffer {
-    unsigned int attachment;
-    unsigned int handle;
-    unsigned int pitch;
-    unsigned short cpp;
-
-    /* Upper 8 bits are driver specific, lower 8 bits generic.  The
-     * bits can inidicate buffer properties such as tiled, swizzled etc. */
-    unsigned short flags;
-};
-
-#define DRI2_EVENT_HEADER(type, size) (((type) << 16) | (size))
-#define DRI2_EVENT_TYPE(b) ((b) >> 16)
-#define DRI2_EVENT_SIZE(b) ((b) & 0xffff)
-
-#define DRI2_EVENT_PAD			0x0000
-#define DRI2_EVENT_DRAWABLE_CONFIG	0x0001
-#define DRI2_EVENT_BUFFER_ATTACH	0x0002
-
-struct __DRIDrawableConfigEvent {
-    unsigned int		event_header;
-    unsigned int		drawable;
-    short			x;
-    short			y;
-    unsigned int		width;
-    unsigned int		height;
-    unsigned int		num_rects;
-    struct drm_clip_rect	rects[0];
-};
-
-struct __DRIBufferAttachEvent {
-    unsigned int	event_header;
-    unsigned int	drawable;
-    __DRIDrawableBuffer	buffer;
-};
-
-#endif /* DRI_SAREA_H */