gallium: add external usage flags to resource_from(get)_handle (v2)

This will allow drivers to make better decisions about texture sharing
for DRI2, DRI3, Wayland, and OpenCL.

v2: add read/write flags, take advantage of __DRI_IMAGE_USE_BACKBUFFER

Reviewed-by: Axel Davy <[email protected]>

1 files changed, 6 insertions, 4 deletions

diff --git a/src/gallium/drivers/trace/tr_screen.c b/src/gallium/drivers/trace/tr_screen.c
index 0612109c800..b24e1856aca 100644
--- a/src/gallium/drivers/trace/tr_screen.c
+++ b/src/gallium/drivers/trace/tr_screen.c
@@ -313,7 +313,8 @@ trace_screen_resource_create(struct pipe_screen *_screen,
 static struct pipe_resource *
 trace_screen_resource_from_handle(struct pipe_screen *_screen,
                                  const struct pipe_resource *templ,
-                                 struct winsys_handle *handle)
+                                 struct winsys_handle *handle,
+                                  unsigned usage)
 {
    struct trace_screen *tr_screen = trace_screen(_screen);
    struct pipe_screen *screen = tr_screen->screen;
@@ -321,7 +322,7 @@ trace_screen_resource_from_handle(struct pipe_screen *_screen,
 
    /* TODO trace call */
 
-   result = screen->resource_from_handle(screen, templ, handle);
+   result = screen->resource_from_handle(screen, templ, handle, usage);
 
    result = trace_resource_create(trace_screen(_screen), result);
 
@@ -331,7 +332,8 @@ trace_screen_resource_from_handle(struct pipe_screen *_screen,
 static boolean
 trace_screen_resource_get_handle(struct pipe_screen *_screen,
                                 struct pipe_resource *_resource,
-                                struct winsys_handle *handle)
+                                struct winsys_handle *handle,
+                                 unsigned usage)
 {
    struct trace_screen *tr_screen = trace_screen(_screen);
    struct trace_resource *tr_resource = trace_resource(_resource);
@@ -340,7 +342,7 @@ trace_screen_resource_get_handle(struct pipe_screen *_screen,
 
    /* TODO trace call */
 
-   return screen->resource_get_handle(screen, resource, handle);
+   return screen->resource_get_handle(screen, resource, handle, usage);
 }