1 files changed, 39 insertions, 17 deletions

diff --git a/xorg-server/glamor/glamor_priv.h b/xorg-server/glamor/glamor_priv.h
index d15eabd9e..bc7d3f827 100644
--- a/xorg-server/glamor/glamor_priv.h
+++ b/xorg-server/glamor/glamor_priv.h
@@ -36,6 +36,10 @@
 #include "glamor.h"
 
 #include <epoxy/gl.h>
+#if GLAMOR_HAS_GBM
+#define MESA_EGL_NO_X11_HEADERS
+#include <epoxy/egl.h>
+#endif
 
 #define GLAMOR_DEFAULT_PRECISION  \
     "#ifdef GL_ES\n"              \
@@ -169,6 +173,7 @@ typedef struct {
 
 struct glamor_saved_procs {
     CloseScreenProcPtr close_screen;
+    CreateScreenResourcesProcPtr create_screen_resources;
     CreateGCProcPtr create_gc;
     CreatePixmapProcPtr create_pixmap;
     DestroyPixmapProcPtr destroy_pixmap;
@@ -209,6 +214,7 @@ typedef struct glamor_screen_private {
     int has_pack_invert;
     int has_fbo_blit;
     int has_buffer_storage;
+    int has_khr_debug;
     int max_fbo_size;
 
     struct xorg_list
@@ -283,11 +289,23 @@ typedef struct glamor_screen_private {
 typedef enum glamor_access {
     GLAMOR_ACCESS_RO,
     GLAMOR_ACCESS_RW,
-    GLAMOR_ACCESS_WO,
 } glamor_access_t;
 
-#define GLAMOR_FBO_NORMAL     1
-#define GLAMOR_FBO_DOWNLOADED 2
+enum glamor_fbo_state {
+    /** There is no storage attached to the pixmap. */
+    GLAMOR_FBO_UNATTACHED,
+    /**
+     * The pixmap has FBO storage attached, but devPrivate.ptr doesn't
+     * point at anything.
+     */
+    GLAMOR_FBO_NORMAL,
+    /**
+     * The FBO is present and can be accessed as a linear memory
+     * mapping through devPrivate.ptr.
+     */
+    GLAMOR_FBO_DOWNLOADED,
+};
+
 /* glamor_pixmap_fbo:
  * @list:    to be used to link to the cache pool list.
  * @expire:  when push to cache pool list, set a expire count.
@@ -319,12 +337,6 @@ typedef struct glamor_pixmap_fbo {
 
 /*
  * glamor_pixmap_private - glamor pixmap's private structure.
- * @gl_fbo:
- * 	0 		  	- The pixmap doesn't has a fbo attached to it.
- * 	GLAMOR_FBO_NORMAL 	- The pixmap has a fbo and can be accessed normally.
- * 	GLAMOR_FBO_DOWNLOADED 	- The pixmap has a fbo and already downloaded to
- * 				  CPU, so it can only be treated as a in-memory pixmap
- * 				  if this bit is set.
  * @gl_tex:  The pixmap is in a gl texture originally.
  * @is_picture: The drawable is attached to a picture.
  * @pict_format: the corresponding picture's format.
@@ -398,7 +410,13 @@ typedef struct glamor_pixmap_clipped_regions {
 
 typedef struct glamor_pixmap_private_base {
     glamor_pixmap_type_t type;
-    unsigned char gl_fbo:2;
+    enum glamor_fbo_state gl_fbo;
+    /**
+     * If devPrivate.ptr is non-NULL (meaning we're within
+     * glamor_prepare_access), determies whether we should re-upload
+     * that data on glamor_finish_access().
+     */
+    glamor_access_t map_access;
     unsigned char is_picture:1;
     unsigned char gl_tex:1;
     glamor_pixmap_fbo *fbo;
@@ -406,6 +424,9 @@ typedef struct glamor_pixmap_private_base {
     int drm_stride;
     glamor_screen_private *glamor_priv;
     PicturePtr picture;
+#if GLAMOR_HAS_GBM
+    EGLImageKHR image;
+#endif
 } glamor_pixmap_private_base_t;
 
 /*
@@ -558,7 +579,7 @@ void glamor_copy_window(WindowPtr win, DDXPointRec old_origin,
 
 /* glamor_core.c */
 Bool glamor_prepare_access(DrawablePtr drawable, glamor_access_t access);
-void glamor_finish_access(DrawablePtr drawable, glamor_access_t access);
+void glamor_finish_access(DrawablePtr drawable);
 Bool glamor_prepare_access_window(WindowPtr window);
 void glamor_finish_access_window(WindowPtr window);
 Bool glamor_prepare_access_gc(GCPtr gc);
@@ -574,7 +595,8 @@ Bool glamor_stipple(PixmapPtr pixmap, PixmapPtr stipple,
                     unsigned long fg_pixel, unsigned long bg_pixel,
                     int stipple_x, int stipple_y);
 GLint glamor_compile_glsl_prog(GLenum type, const char *source);
-void glamor_link_glsl_prog(GLint prog);
+void glamor_link_glsl_prog(ScreenPtr screen, GLint prog,
+                           const char *format, ...) _X_ATTRIBUTE_PRINTF(3,4);
 void glamor_get_color_4f_from_pixel(PixmapPtr pixmap,
                                     unsigned long fg_pixel, GLfloat *color);
 
@@ -627,6 +649,7 @@ void glamor_get_spans(DrawablePtr drawable,
                       int nspans, char *dst_start);
 
 /* glamor_glyphs.c */
+Bool glamor_realize_glyph_caches(ScreenPtr screen);
 void glamor_glyphs_fini(ScreenPtr screen);
 void glamor_glyphs(CARD8 op,
                    PicturePtr pSrc,
@@ -768,7 +791,7 @@ glamor_put_vbo_space(ScreenPtr screen);
  * One copy of current pixmap's texture will be put into
  * the pixmap->devPrivate.ptr. Will use pbo to map to 
  * the pointer if possible.
- * The pixmap must be a gl texture pixmap. gl_fbo and
+ * The pixmap must be a gl texture pixmap. gl_fbo must be GLAMOR_FBO_NORMAL and
  * gl_tex must be 1. Used by glamor_prepare_access.
  *
  */
@@ -783,9 +806,8 @@ void *glamor_download_sub_pixmap_to_cpu(PixmapPtr pixmap, int x, int y, int w,
  * glamor_download_pixmap_to_cpu to its original 
  * gl texture. Used by glamor_finish_access. 
  *
- * The pixmap must be
- * in texture originally. In other word, the gl_fbo
- * must be 1.
+ * The pixmap must originally be a texture -- gl_fbo must be
+ * GLAMOR_FBO_NORMAL.
  **/
 void glamor_restore_pixmap_to_texture(PixmapPtr pixmap);
 
@@ -884,7 +906,7 @@ void glamor_set_window_pixmap(WindowPtr pWindow, PixmapPtr pPixmap);
 
 Bool glamor_prepare_access_picture(PicturePtr picture, glamor_access_t access);
 
-void glamor_finish_access_picture(PicturePtr picture, glamor_access_t access);
+void glamor_finish_access_picture(PicturePtr picture);
 
 void glamor_destroy_picture(PicturePtr picture);