r300g: fix color tiling for buffer from X server.

The tiling setup needs a bit of work, but this should be good enough for now,
when we get buffers from the kernel we need to store their tiling properties.

Signed-off-by: Dave Airlie <airlied@redhat.com>

3 files changed, 32 insertions, 1 deletions

diff --git a/src/gallium/winsys/radeon/drm/radeon_buffer.h b/src/gallium/winsys/radeon/drm/radeon_buffer.h
index 218a3763018..8782d675df2 100644
--- a/src/gallium/winsys/radeon/drm/radeon_buffer.h
+++ b/src/gallium/winsys/radeon/drm/radeon_buffer.h
@@ -72,6 +72,10 @@ void radeon_drm_bufmgr_write_reloc(struct pb_buffer *_buf,
 struct pb_buffer *radeon_drm_bufmgr_create_buffer_from_handle(struct pb_manager *_mgr,
 							      uint32_t handle);
 
+void radeon_drm_bufmgr_get_tiling(struct pb_buffer *_buf,
+                                  enum r300_buffer_tiling *microtiled,
+                                  enum r300_buffer_tiling *macrotiled);
+
 void radeon_drm_bufmgr_set_tiling(struct pb_buffer *_buf,
                                   enum r300_buffer_tiling microtiled,
                                   enum r300_buffer_tiling macrotiled,
diff --git a/src/gallium/winsys/radeon/drm/radeon_drm_buffer.c b/src/gallium/winsys/radeon/drm/radeon_drm_buffer.c
index 66f61322457..5fd20cc7754 100644
--- a/src/gallium/winsys/radeon/drm/radeon_drm_buffer.c
+++ b/src/gallium/winsys/radeon/drm/radeon_drm_buffer.c
@@ -304,7 +304,24 @@ boolean radeon_drm_bufmgr_get_handle(struct pb_buffer *_buf,
     }
     return TRUE;
 }
-					   
+
+void radeon_drm_bufmgr_get_tiling(struct pb_buffer *_buf,
+                                  enum r300_buffer_tiling *microtiled,
+                                  enum r300_buffer_tiling *macrotiled)
+{
+    struct radeon_drm_buffer *buf = get_drm_buffer(_buf);
+    uint32_t flags = 0, pitch;
+
+    radeon_bo_get_tiling(buf->bo, &flags, &pitch);
+
+    *microtiled = R300_BUFFER_LINEAR;
+    *macrotiled = R300_BUFFER_LINEAR;
+    if (flags & RADEON_BO_FLAGS_MICRO_TILE)
+	*microtiled = R300_BUFFER_TILED;
+
+    if (flags & RADEON_BO_FLAGS_MACRO_TILE)
+	*macrotiled = R300_BUFFER_TILED;
+}
 
 void radeon_drm_bufmgr_set_tiling(struct pb_buffer *_buf,
                                   enum r300_buffer_tiling microtiled,
diff --git a/src/gallium/winsys/radeon/drm/radeon_r300.c b/src/gallium/winsys/radeon/drm/radeon_r300.c
index 38fcf889c8b..935c1d84d02 100644
--- a/src/gallium/winsys/radeon/drm/radeon_r300.c
+++ b/src/gallium/winsys/radeon/drm/radeon_r300.c
@@ -72,6 +72,15 @@ static void radeon_r300_winsys_buffer_set_tiling(struct r300_winsys_screen *rws,
     radeon_drm_bufmgr_set_tiling(_buf, microtiled, macrotiled, pitch);
 }
 
+static void radeon_r300_winsys_buffer_get_tiling(struct r300_winsys_screen *rws,
+						  struct r300_winsys_buffer *buf,
+						  enum r300_buffer_tiling *microtiled,
+						  enum r300_buffer_tiling *macrotiled)
+{
+    struct pb_buffer *_buf = radeon_pb_buffer(buf);
+    radeon_drm_bufmgr_get_tiling(_buf, microtiled, macrotiled);
+}
+
 static void *radeon_r300_winsys_buffer_map(struct r300_winsys_screen *ws,
 					   struct r300_winsys_buffer *buf,
 					   unsigned usage)
@@ -320,6 +329,7 @@ radeon_setup_winsys(int fd, struct radeon_libdrm_winsys* ws)
     ws->base.buffer_create = radeon_r300_winsys_buffer_create;
     ws->base.buffer_destroy = radeon_r300_winsys_buffer_destroy;
     ws->base.buffer_set_tiling = radeon_r300_winsys_buffer_set_tiling;
+    ws->base.buffer_get_tiling = radeon_r300_winsys_buffer_get_tiling;
     ws->base.buffer_map = radeon_r300_winsys_buffer_map;
     ws->base.buffer_unmap = radeon_r300_winsys_buffer_unmap;
     ws->base.buffer_reference = radeon_r300_winsys_buffer_reference;