drm/radeon/kms: avoid corner case issue with unmappable vram V2

[net-next-2.6.git] / drivers / gpu / drm / radeon / radeon.h

diff --git a/drivers/gpu/drm/radeon/radeon.h b/drivers/gpu/drm/radeon/radeon.h
index 3dfcfa3ca4250bf85e005dc5e6fd05f4c24fbea1..9ff38c99a6ea0e568f2567c0a7ad34b06e60e512 100644 (file)
--- a/drivers/gpu/drm/radeon/radeon.h
+++ b/drivers/gpu/drm/radeon/radeon.h
@@ -344,6 +344,7 @@ struct radeon_mc {
         * about vram size near mc fb location */
        u64                     mc_vram_size;
        u64                     visible_vram_size;
+       u64                     active_vram_size;
        u64                     gtt_size;
        u64                     gtt_start;
        u64                     gtt_end;
@@ -1013,6 +1014,11 @@ int radeon_gem_set_tiling_ioctl(struct drm_device *dev, void *data,
 int radeon_gem_get_tiling_ioctl(struct drm_device *dev, void *data,
                                struct drm_file *filp);
 
+/* VRAM scratch page for HDP bug */
+struct r700_vram_scratch {
+       struct radeon_bo                *robj;
+       volatile uint32_t               *ptr;
+};
 
 /*
  * Core structure, functions and helpers.
@@ -1079,6 +1085,7 @@ struct radeon_device {
        const struct firmware *pfp_fw;  /* r6/700 PFP firmware */
        const struct firmware *rlc_fw;  /* r6/700 RLC firmware */
        struct r600_blit r600_blit;
+       struct r700_vram_scratch vram_scratch;
        int msi_enabled; /* msi enabled */
        struct r600_ih ih; /* r6/700 interrupt ring */
        struct workqueue_struct *wq;
@@ -1333,8 +1340,6 @@ extern bool radeon_card_posted(struct radeon_device *rdev);
 extern void radeon_update_bandwidth_info(struct radeon_device *rdev);
 extern void radeon_update_display_priority(struct radeon_device *rdev);
 extern bool radeon_boot_test_post_card(struct radeon_device *rdev);
-extern int radeon_clocks_init(struct radeon_device *rdev);
-extern void radeon_clocks_fini(struct radeon_device *rdev);
 extern void radeon_scratch_init(struct radeon_device *rdev);
 extern void radeon_surface_init(struct radeon_device *rdev);
 extern int radeon_cs_parser_init(struct radeon_cs_parser *p, void *data);