gallium/radeon: set texture metadata only once

Reviewed-by: Michel Dänzer <michel.daenzer@amd.com>
Reviewed-by: Nicolai Hähnle <nicolai.haehnle@amd.com>

diff --git a/src/gallium/drivers/radeon/r600_buffer_common.c b/src/gallium/drivers/radeon/r600_buffer_common.c
index 81409ce..439a3cb 100644 (file)
--- a/src/gallium/drivers/radeon/r600_buffer_common.c
+++ b/src/gallium/drivers/radeon/r600_buffer_common.c
@@ -455,6 +455,7 @@ r600_alloc_buffer_struct(struct pipe_screen *screen,
        rbuffer->b.vtbl = &r600_buffer_vtbl;
        rbuffer->buf = NULL;
        rbuffer->TC_L2_dirty = false;
+       rbuffer->is_shared = false;
        util_range_init(&rbuffer->valid_buffer_range);
        return rbuffer;
 }

diff --git a/src/gallium/drivers/radeon/r600_pipe_common.h b/src/gallium/drivers/radeon/r600_pipe_common.h
index b77b132..4cef5ef 100644 (file)
--- a/src/gallium/drivers/radeon/r600_pipe_common.h
+++ b/src/gallium/drivers/radeon/r600_pipe_common.h
@@ -166,6 +166,9 @@ struct r600_resource {
         * use TC L2.
         */
        bool                            TC_L2_dirty;
+
+       /* Whether the resource has been exported via resource_get_handle. */
+       bool                            is_shared;
 };
 
 struct r600_transfer {

diff --git a/src/gallium/drivers/radeon/r600_texture.c b/src/gallium/drivers/radeon/r600_texture.c
index 377dd3d..5e77080 100644 (file)
--- a/src/gallium/drivers/radeon/r600_texture.c
+++ b/src/gallium/drivers/radeon/r600_texture.c
@@ -259,8 +259,11 @@ static boolean r600_texture_get_handle(struct pipe_screen* screen,
        struct r600_texture *rtex = (struct r600_texture*)resource;
        struct radeon_bo_metadata metadata;
 
-       r600_texture_init_metadata(rtex, &metadata);
-       rscreen->ws->buffer_set_metadata(res->buf, &metadata);
+       if (!res->is_shared) {
+               res->is_shared = true;
+               r600_texture_init_metadata(rtex, &metadata);
+               rscreen->ws->buffer_set_metadata(res->buf, &metadata);
+       }
 
        return rscreen->ws->buffer_get_handle(res->buf,
                                              rtex->surface.level[0].pitch_bytes,