From 2014b5694182b54c781b93d26ec993f8a12bca01 Mon Sep 17 00:00:00 2001 From: Christian König Date: Wed, 18 Dec 2013 21:07:39 +0100 Subject: drm/radeon: add VRAM debugfs access v3 MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Not very fast, but makes it possible to access even the normally inaccessible parts of VRAM from userspace. v2: use MM_INDEX_HI for >2GB mem access, add default_llseek v3: set inode size in the open callback Signed-off-by: Christian König Signed-off-by: Alex Deucher --- drivers/gpu/drm/radeon/radeon.h | 4 ++++ 1 file changed, 4 insertions(+) (limited to 'drivers/gpu/drm/radeon/radeon.h') diff --git a/drivers/gpu/drm/radeon/radeon.h b/drivers/gpu/drm/radeon/radeon.h index b1f990d0eaa1..49f210c14796 100644 --- a/drivers/gpu/drm/radeon/radeon.h +++ b/drivers/gpu/drm/radeon/radeon.h @@ -413,6 +413,10 @@ struct radeon_mman { struct ttm_bo_device bdev; bool mem_global_referenced; bool initialized; + +#if defined(CONFIG_DEBUG_FS) + struct dentry *vram; +#endif }; /* bo virtual address in a specific vm */ -- cgit v1.2.3-59-g8ed1b