r300g: add get_cs_info winsys entrypoint, abandon check_cs

[mesa.git] / src / gallium / drivers / r300 / r300_winsys.h

diff --git a/src/gallium/drivers/r300/r300_winsys.h b/src/gallium/drivers/r300/r300_winsys.h
index 3d0413f90af4f20ee4a5add95c923041ddf6b88f..f7cbbde410a0402efd826ead4c0672fc5255fbd9 100644 (file)
--- a/src/gallium/drivers/r300/r300_winsys.h
+++ b/src/gallium/drivers/r300/r300_winsys.h
@@ -47,6 +47,13 @@ enum r300_reference_domain { /* bitfield */
     R300_REF_HW = 2
 };
 
+struct r300_cs_info {
+    /* In DWORDs. */
+    unsigned used;
+    unsigned free;
+    unsigned capacity;
+};
+
 struct r300_winsys_screen {
     void (*destroy)(struct r300_winsys_screen *ws);
     
@@ -101,8 +108,9 @@ struct r300_winsys_screen {
      * Returns TRUE if a flush is required. */
     boolean (*validate)(struct r300_winsys_screen* winsys);
 
-    /* Check to see if there's room for commands. */
-    boolean (*check_cs)(struct r300_winsys_screen* winsys, int size);
+    /* Return current CS info. */
+    void (*get_cs_info)(struct r300_winsys_screen *winsys,
+                        struct r300_cs_info *info);
 
     /* Start a command emit. */
     void (*begin_cs)(struct r300_winsys_screen* winsys,