From 60041203d5847de8ab71842a6ce5d33d96cc4930 Mon Sep 17 00:00:00 2001
From: Corbin Simpson <MostAwesomeDude@gmail.com>
Date: Tue, 3 Mar 2009 22:11:56 -0800
Subject: r300-gallium, radeon-gallium: Continue migration to DRI2
 state_tracker, part 2.

Almost there. glxinfo still works, and AFAICT so does trivial/clear.
---
 src/gallium/drivers/r300/r300_texture.c | 18 ++++++++++++++++++
 src/gallium/drivers/r300/r300_texture.h |  8 ++++++++
 src/gallium/drivers/r300/r300_winsys.h  |  4 ++++
 3 files changed, 30 insertions(+)

(limited to 'src/gallium/drivers/r300')

diff --git a/src/gallium/drivers/r300/r300_texture.c b/src/gallium/drivers/r300/r300_texture.c
index 8251a597ea..b3425587e3 100644
--- a/src/gallium/drivers/r300/r300_texture.c
+++ b/src/gallium/drivers/r300/r300_texture.c
@@ -186,3 +186,21 @@ void r300_init_screen_texture_functions(struct pipe_screen* screen)
     screen->tex_surface_release = r300_tex_surface_release;
     screen->texture_blanket = r300_texture_blanket;
 }
+
+boolean r300_get_texture_buffer(struct pipe_texture* texture,
+                                struct pipe_buffer** buffer,
+                                unsigned* stride)
+{
+    struct r300_texture* tex = (struct r300_texture*)texture;
+    if (!tex) {
+        return FALSE;
+    }
+
+    pipe_buffer_reference(texture->screen, buffer, tex->buffer);
+
+    if (stride) {
+        *stride = tex->stride;
+    }
+
+    return TRUE;
+}
diff --git a/src/gallium/drivers/r300/r300_texture.h b/src/gallium/drivers/r300/r300_texture.h
index 7964229a94..27f5ea1eb7 100644
--- a/src/gallium/drivers/r300/r300_texture.h
+++ b/src/gallium/drivers/r300/r300_texture.h
@@ -31,4 +31,12 @@
 
 void r300_init_screen_texture_functions(struct pipe_screen* screen);
 
+#ifndef R300_WINSYS_H
+
+boolean r300_get_texture_buffer(struct pipe_texture* texture,
+                                struct pipe_buffer** buffer,
+                                unsigned* stride);
+
+#endif /* R300_WINSYS_H */
+
 #endif /* R300_TEXTURE_H */
diff --git a/src/gallium/drivers/r300/r300_winsys.h b/src/gallium/drivers/r300/r300_winsys.h
index b7341c4f3a..8c9578de51 100644
--- a/src/gallium/drivers/r300/r300_winsys.h
+++ b/src/gallium/drivers/r300/r300_winsys.h
@@ -92,4 +92,8 @@ struct pipe_context* r300_create_context(struct pipe_screen* screen,
 }
 #endif
 
+boolean r300_get_texture_buffer(struct pipe_texture* texture,
+                                struct pipe_buffer** buffer,
+                                unsigned* stride);
+
 #endif /* R300_WINSYS_H */
-- 
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