All drivers set it to 0 and nothing uses it.
Signed-off-by: Marcin Slusarz marcin.slusarz@gmail.com Cc: Thomas Hellstrom thellstrom@vmware.com --- drivers/gpu/drm/ast/ast_ttm.c | 2 +- drivers/gpu/drm/cirrus/cirrus_ttm.c | 2 +- drivers/gpu/drm/mgag200/mgag200_ttm.c | 2 +- drivers/gpu/drm/nouveau/nouveau_bo.c | 2 +- drivers/gpu/drm/radeon/radeon_object.c | 2 +- drivers/gpu/drm/ttm/ttm_bo.c | 8 ++------ drivers/gpu/drm/vmwgfx/vmwgfx_drv.c | 2 +- drivers/gpu/drm/vmwgfx/vmwgfx_resource.c | 4 ++-- include/drm/ttm/ttm_bo_api.h | 9 --------- 9 files changed, 10 insertions(+), 23 deletions(-)
diff --git a/drivers/gpu/drm/ast/ast_ttm.c b/drivers/gpu/drm/ast/ast_ttm.c index 1a026ac..0a54f65 100644 --- a/drivers/gpu/drm/ast/ast_ttm.c +++ b/drivers/gpu/drm/ast/ast_ttm.c @@ -356,7 +356,7 @@ int ast_bo_create(struct drm_device *dev, int size, int align,
ret = ttm_bo_init(&ast->ttm.bdev, &astbo->bo, size, ttm_bo_type_device, &astbo->placement, - align >> PAGE_SHIFT, 0, false, NULL, acc_size, + align >> PAGE_SHIFT, false, NULL, acc_size, NULL, ast_bo_ttm_destroy); if (ret) return ret; diff --git a/drivers/gpu/drm/cirrus/cirrus_ttm.c b/drivers/gpu/drm/cirrus/cirrus_ttm.c index bc83f83..90d7701 100644 --- a/drivers/gpu/drm/cirrus/cirrus_ttm.c +++ b/drivers/gpu/drm/cirrus/cirrus_ttm.c @@ -361,7 +361,7 @@ int cirrus_bo_create(struct drm_device *dev, int size, int align,
ret = ttm_bo_init(&cirrus->ttm.bdev, &cirrusbo->bo, size, ttm_bo_type_device, &cirrusbo->placement, - align >> PAGE_SHIFT, 0, false, NULL, acc_size, + align >> PAGE_SHIFT, false, NULL, acc_size, NULL, cirrus_bo_ttm_destroy); if (ret) return ret; diff --git a/drivers/gpu/drm/mgag200/mgag200_ttm.c b/drivers/gpu/drm/mgag200/mgag200_ttm.c index 1504699..49d60a6 100644 --- a/drivers/gpu/drm/mgag200/mgag200_ttm.c +++ b/drivers/gpu/drm/mgag200/mgag200_ttm.c @@ -355,7 +355,7 @@ int mgag200_bo_create(struct drm_device *dev, int size, int align,
ret = ttm_bo_init(&mdev->ttm.bdev, &mgabo->bo, size, ttm_bo_type_device, &mgabo->placement, - align >> PAGE_SHIFT, 0, false, NULL, acc_size, + align >> PAGE_SHIFT, false, NULL, acc_size, NULL, mgag200_bo_ttm_destroy); if (ret) return ret; diff --git a/drivers/gpu/drm/nouveau/nouveau_bo.c b/drivers/gpu/drm/nouveau/nouveau_bo.c index 35ac57f..3cbf1a8 100644 --- a/drivers/gpu/drm/nouveau/nouveau_bo.c +++ b/drivers/gpu/drm/nouveau/nouveau_bo.c @@ -225,7 +225,7 @@ nouveau_bo_new(struct drm_device *dev, int size, int align,
ret = ttm_bo_init(&drm->ttm.bdev, &nvbo->bo, size, type, &nvbo->placement, - align >> PAGE_SHIFT, 0, false, NULL, acc_size, sg, + align >> PAGE_SHIFT, false, NULL, acc_size, sg, nouveau_bo_del_ttm); if (ret) { /* ttm will call nouveau_bo_del_ttm if it fails.. */ diff --git a/drivers/gpu/drm/radeon/radeon_object.c b/drivers/gpu/drm/radeon/radeon_object.c index b91118c..0665845 100644 --- a/drivers/gpu/drm/radeon/radeon_object.c +++ b/drivers/gpu/drm/radeon/radeon_object.c @@ -140,7 +140,7 @@ int radeon_bo_create(struct radeon_device *rdev, /* Kernel allocation are uninterruptible */ down_read(&rdev->pm.mclk_lock); r = ttm_bo_init(&rdev->mman.bdev, &bo->tbo, size, type, - &bo->placement, page_align, 0, !kernel, NULL, + &bo->placement, page_align, !kernel, NULL, acc_size, sg, &radeon_ttm_bo_destroy); up_read(&rdev->pm.mclk_lock); if (unlikely(r != 0)) { diff --git a/drivers/gpu/drm/ttm/ttm_bo.c b/drivers/gpu/drm/ttm/ttm_bo.c index bf6e4b5..27a2d3f 100644 --- a/drivers/gpu/drm/ttm/ttm_bo.c +++ b/drivers/gpu/drm/ttm/ttm_bo.c @@ -1179,7 +1179,6 @@ int ttm_bo_init(struct ttm_bo_device *bdev, enum ttm_bo_type type, struct ttm_placement *placement, uint32_t page_alignment, - unsigned long buffer_start, bool interruptible, struct file *persistent_swap_storage, size_t acc_size, @@ -1200,7 +1199,6 @@ int ttm_bo_init(struct ttm_bo_device *bdev, return -ENOMEM; }
- size += buffer_start & ~PAGE_MASK; num_pages = (size + PAGE_SIZE - 1) >> PAGE_SHIFT; if (num_pages == 0) { pr_err("Illegal buffer object size\n"); @@ -1233,7 +1231,6 @@ int ttm_bo_init(struct ttm_bo_device *bdev, bo->mem.page_alignment = page_alignment; bo->mem.bus.io_reserved_vm = false; bo->mem.bus.io_reserved_count = 0; - bo->buffer_start = buffer_start & PAGE_MASK; bo->priv_flags = 0; bo->mem.placement = (TTM_PL_FLAG_SYSTEM | TTM_PL_FLAG_CACHED); bo->seq_valid = false; @@ -1306,7 +1303,6 @@ int ttm_bo_create(struct ttm_bo_device *bdev, enum ttm_bo_type type, struct ttm_placement *placement, uint32_t page_alignment, - unsigned long buffer_start, bool interruptible, struct file *persistent_swap_storage, struct ttm_buffer_object **p_bo) @@ -1321,8 +1317,8 @@ int ttm_bo_create(struct ttm_bo_device *bdev,
acc_size = ttm_bo_acc_size(bdev, size, sizeof(struct ttm_buffer_object)); ret = ttm_bo_init(bdev, bo, size, type, placement, page_alignment, - buffer_start, interruptible, - persistent_swap_storage, acc_size, NULL, NULL); + interruptible, persistent_swap_storage, acc_size, + NULL, NULL); if (likely(ret == 0)) *p_bo = bo;
diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_drv.c b/drivers/gpu/drm/vmwgfx/vmwgfx_drv.c index ed3c1e7..9f37b72 100644 --- a/drivers/gpu/drm/vmwgfx/vmwgfx_drv.c +++ b/drivers/gpu/drm/vmwgfx/vmwgfx_drv.c @@ -292,7 +292,7 @@ static int vmw_dummy_query_bo_create(struct vmw_private *dev_priv) PAGE_SIZE, ttm_bo_type_device, &vmw_vram_sys_placement, - 0, 0, false, NULL, + 0, false, NULL, &dev_priv->dummy_query_bo); }
diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_resource.c b/drivers/gpu/drm/vmwgfx/vmwgfx_resource.c index da3c6b5..be87124 100644 --- a/drivers/gpu/drm/vmwgfx/vmwgfx_resource.c +++ b/drivers/gpu/drm/vmwgfx/vmwgfx_resource.c @@ -954,7 +954,7 @@ int vmw_surface_evict(struct vmw_private *dev_priv, if (!srf->backup) { ret = ttm_bo_create(&dev_priv->bdev, srf->backup_size, ttm_bo_type_device, - &vmw_srf_placement, 0, 0, true, + &vmw_srf_placement, 0, true, NULL, &srf->backup); if (unlikely(ret != 0)) return ret; @@ -1566,7 +1566,7 @@ int vmw_dmabuf_init(struct vmw_private *dev_priv,
ret = ttm_bo_init(bdev, &vmw_bo->base, size, ttm_bo_type_device, placement, - 0, 0, interruptible, + 0, interruptible, NULL, acc_size, NULL, bo_free); return ret; } diff --git a/include/drm/ttm/ttm_bo_api.h b/include/drm/ttm/ttm_bo_api.h index e8028ad..9a71fda 100644 --- a/include/drm/ttm/ttm_bo_api.h +++ b/include/drm/ttm/ttm_bo_api.h @@ -141,8 +141,6 @@ struct ttm_tt; * struct ttm_buffer_object * * @bdev: Pointer to the buffer object device structure. - * @buffer_start: The virtual user-space start address of ttm_bo_type_user - * buffers. * @type: The bo type. * @destroy: Destruction function. If NULL, kfree is used. * @num_pages: Actual number of pages. @@ -200,7 +198,6 @@ struct ttm_buffer_object {
struct ttm_bo_global *glob; struct ttm_bo_device *bdev; - unsigned long buffer_start; enum ttm_bo_type type; void (*destroy) (struct ttm_buffer_object *); unsigned long num_pages; @@ -472,8 +469,6 @@ size_t ttm_bo_dma_acc_size(struct ttm_bo_device *bdev, * @type: Requested type of buffer object. * @flags: Initial placement flags. * @page_alignment: Data alignment in pages. - * @buffer_start: Virtual address of user space data backing a - * user buffer object. * @interruptible: If needing to sleep to wait for GPU resources, * sleep interruptible. * @persistent_swap_storage: Usually the swap storage is deleted for buffers @@ -505,7 +500,6 @@ extern int ttm_bo_init(struct ttm_bo_device *bdev, enum ttm_bo_type type, struct ttm_placement *placement, uint32_t page_alignment, - unsigned long buffer_start, bool interrubtible, struct file *persistent_swap_storage, size_t acc_size, @@ -521,8 +515,6 @@ extern int ttm_bo_init(struct ttm_bo_device *bdev, * @type: Requested type of buffer object. * @flags: Initial placement flags. * @page_alignment: Data alignment in pages. - * @buffer_start: Virtual address of user space data backing a - * user buffer object. * @interruptible: If needing to sleep while waiting for GPU resources, * sleep interruptible. * @persistent_swap_storage: Usually the swap storage is deleted for buffers @@ -545,7 +537,6 @@ extern int ttm_bo_create(struct ttm_bo_device *bdev, enum ttm_bo_type type, struct ttm_placement *placement, uint32_t page_alignment, - unsigned long buffer_start, bool interruptible, struct file *persistent_swap_storage, struct ttm_buffer_object **p_bo);