[PATCH v4 11/17] drm/vram: drop verify_access

[Gerd Hoffmann <kraxel@xxxxxxxxxx>]

Not needed any more.

Signed-off-by: Gerd Hoffmann <kraxel@xxxxxxxxxx>
---
 include/drm/drm_gem_vram_helper.h     |  3 ---
 include/drm/drm_vram_mm_helper.h      |  3 ---
 drivers/gpu/drm/drm_gem_vram_helper.c |  1 -
 drivers/gpu/drm/drm_vram_mm_helper.c  | 11 -----------
 4 files changed, 18 deletions(-)

diff --git a/include/drm/drm_gem_vram_helper.h b/include/drm/drm_gem_vram_helper.h
index 701d2c46a4f4..7723ad59a0c5 100644
--- a/include/drm/drm_gem_vram_helper.h
+++ b/include/drm/drm_gem_vram_helper.h
@@ -98,9 +98,6 @@ int drm_gem_vram_fill_create_dumb(struct drm_file *file,
 void drm_gem_vram_bo_driver_evict_flags(struct ttm_buffer_object *bo,
 					struct ttm_placement *pl);
 
-int drm_gem_vram_bo_driver_verify_access(struct ttm_buffer_object *bo,
-					 struct file *filp);
-
 extern const struct drm_vram_mm_funcs drm_gem_vram_mm_funcs;
 
 /*
diff --git a/include/drm/drm_vram_mm_helper.h b/include/drm/drm_vram_mm_helper.h
index ff328bdaa638..f272adc8ad37 100644
--- a/include/drm/drm_vram_mm_helper.h
+++ b/include/drm/drm_vram_mm_helper.h
@@ -13,8 +13,6 @@ struct drm_device;
  * struct drm_vram_mm_funcs - Callback functions for &struct drm_vram_mm
  * @evict_flags:	Provides an implementation for struct \
 	&ttm_bo_driver.evict_flags
- * @verify_access:	Provides an implementation for \
-	struct &ttm_bo_driver.verify_access
  *
  * These callback function integrate VRAM MM with TTM buffer objects. New
  * functions can be added if necessary.
@@ -22,7 +20,6 @@ struct drm_device;
 struct drm_vram_mm_funcs {
 	void (*evict_flags)(struct ttm_buffer_object *bo,
 			    struct ttm_placement *placement);
-	int (*verify_access)(struct ttm_buffer_object *bo, struct file *filp);
 };
 
 /**
diff --git a/drivers/gpu/drm/drm_gem_vram_helper.c b/drivers/gpu/drm/drm_gem_vram_helper.c
index ed1625f6a296..41bb969079d8 100644
--- a/drivers/gpu/drm/drm_gem_vram_helper.c
+++ b/drivers/gpu/drm/drm_gem_vram_helper.c
@@ -445,7 +445,6 @@ EXPORT_SYMBOL(drm_gem_vram_bo_driver_verify_access);
  */
 const struct drm_vram_mm_funcs drm_gem_vram_mm_funcs = {
 	.evict_flags = drm_gem_vram_bo_driver_evict_flags,
-	.verify_access = drm_gem_vram_bo_driver_verify_access
 };
 EXPORT_SYMBOL(drm_gem_vram_mm_funcs);
 
diff --git a/drivers/gpu/drm/drm_vram_mm_helper.c b/drivers/gpu/drm/drm_vram_mm_helper.c
index 8f6e26b3da69..059a216d6e78 100644
--- a/drivers/gpu/drm/drm_vram_mm_helper.c
+++ b/drivers/gpu/drm/drm_vram_mm_helper.c
@@ -89,16 +89,6 @@ static void bo_driver_evict_flags(struct ttm_buffer_object *bo,
 		vmm->funcs->evict_flags(bo, placement);
 }
 
-static int bo_driver_verify_access(struct ttm_buffer_object *bo,
-				   struct file *filp)
-{
-	struct drm_vram_mm *vmm = drm_vram_mm_of_bdev(bo->bdev);
-
-	if (!vmm->funcs || !vmm->funcs->verify_access)
-		return 0;
-	return vmm->funcs->verify_access(bo, filp);
-}
-
 static int bo_driver_io_mem_reserve(struct ttm_bo_device *bdev,
 				    struct ttm_mem_reg *mem)
 {
@@ -140,7 +130,6 @@ static struct ttm_bo_driver bo_driver = {
 	.init_mem_type = bo_driver_init_mem_type,
 	.eviction_valuable = ttm_bo_eviction_valuable,
 	.evict_flags = bo_driver_evict_flags,
-	.verify_access = bo_driver_verify_access,
 	.io_mem_reserve = bo_driver_io_mem_reserve,
 	.io_mem_free = bo_driver_io_mem_free,
 };
-- 
2.18.1

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