drm/radeon: allocate page tables on demand v4

[profile/ivi/kernel-adaptation-intel-automotive.git] / drivers / gpu / drm / radeon / radeon.h

diff --git a/drivers/gpu/drm/radeon/radeon.h b/drivers/gpu/drm/radeon/radeon.h
index b04c064..bc6b56b 100644 (file)
--- a/drivers/gpu/drm/radeon/radeon.h
+++ b/drivers/gpu/drm/radeon/radeon.h
@@ -663,9 +663,14 @@ struct radeon_vm {
        struct list_head                list;
        struct list_head                va;
        unsigned                        id;
-       unsigned                        last_pfn;
-       u64                             pd_gpu_addr;
-       struct radeon_sa_bo             *sa_bo;
+
+       /* contains the page directory */
+       struct radeon_sa_bo             *page_directory;
+       uint64_t                        pd_gpu_addr;
+
+       /* array of page tables, one for each page directory entry */
+       struct radeon_sa_bo             **page_tables;
+
        struct mutex                    mutex;
        /* last fence for cs using this vm */
        struct radeon_fence             *fence;