ttm: Fix spelling mistakes and remove unused #ifdef

. and some comments to make it easier to understand.

Ackedby: Randy Dunlap <randy.dunlap@oracle.com>
[v2: Added some more updates from Randy Dunlap]
Signed-off-by: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>

5 files changed, 7 insertions, 10 deletions

diff --git a/include/drm/ttm/ttm_bo_api.h b/include/drm/ttm/ttm_bo_api.h
index 62a0e4c..42e3469 100644
--- a/include/drm/ttm/ttm_bo_api.h
+++ b/include/drm/ttm/ttm_bo_api.h
@@ -662,9 +662,6 @@ extern int ttm_bo_kmap(struct ttm_buffer_object *bo, unsigned long start_page,
 
 extern void ttm_bo_kunmap(struct ttm_bo_kmap_obj *map);
 
-#if 0
-#endif
-
 /**
  * ttm_fbdev_mmap - mmap fbdev memory backed by a ttm buffer object.
  *
diff --git a/include/drm/ttm/ttm_bo_driver.h b/include/drm/ttm/ttm_bo_driver.h
index 09af2d7..94eb143 100644
--- a/include/drm/ttm/ttm_bo_driver.h
+++ b/include/drm/ttm/ttm_bo_driver.h
@@ -78,7 +78,7 @@ struct ttm_backend_func {
 	 *
 	 * Bind the backend pages into the aperture in the location
 	 * indicated by @bo_mem. This function should be able to handle
-	 * differences between aperture- and system page sizes.
+	 * differences between aperture and system page sizes.
 	 */
 	int (*bind) (struct ttm_backend *backend, struct ttm_mem_reg *bo_mem);
 
@@ -88,7 +88,7 @@ struct ttm_backend_func {
 	 * @backend: Pointer to a struct ttm_backend.
 	 *
 	 * Unbind previously bound backend pages. This function should be
-	 * able to handle differences between aperture- and system page sizes.
+	 * able to handle differences between aperture and system page sizes.
 	 */
 	int (*unbind) (struct ttm_backend *backend);
 
@@ -786,7 +786,7 @@ extern int ttm_bo_device_release(struct ttm_bo_device *bdev);
  * ttm_bo_device_init
  *
  * @bdev: A pointer to a struct ttm_bo_device to initialize.
- * @mem_global: A pointer to an initialized struct ttm_mem_global.
+ * @glob: A pointer to an initialized struct ttm_bo_global.
  * @driver: A pointer to a struct ttm_bo_driver set up by the caller.
  * @file_page_offset: Offset into the device address space that is available
  * for buffer data. This ensures compatibility with other users of the
diff --git a/include/drm/ttm/ttm_memory.h b/include/drm/ttm/ttm_memory.h
index b199170..26c1f78 100644
--- a/include/drm/ttm/ttm_memory.h
+++ b/include/drm/ttm/ttm_memory.h
@@ -41,7 +41,7 @@
  * @do_shrink: The callback function.
  *
  * Arguments to the do_shrink functions are intended to be passed using
- * inheritance. That is, the argument class derives from struct ttm_mem_srink,
+ * inheritance. That is, the argument class derives from struct ttm_mem_shrink,
  * and can be accessed using container_of().
  */
 
diff --git a/include/drm/ttm/ttm_object.h b/include/drm/ttm/ttm_object.h
index 0d9db09..e46054e 100644
--- a/include/drm/ttm/ttm_object.h
+++ b/include/drm/ttm/ttm_object.h
@@ -111,7 +111,7 @@ struct ttm_object_device;
  *
  * @ref_obj_release: A function to be called when a reference object
  * with another ttm_ref_type than TTM_REF_USAGE is deleted.
- * this function may, for example, release a lock held by a user-space
+ * This function may, for example, release a lock held by a user-space
  * process.
  *
  * This struct is intended to be used as a base struct for objects that
@@ -172,7 +172,7 @@ extern struct ttm_base_object *ttm_base_object_lookup(struct ttm_object_file
 /**
  * ttm_base_object_unref
  *
- * @p_base: Pointer to a pointer referncing a struct ttm_base_object.
+ * @p_base: Pointer to a pointer referencing a struct ttm_base_object.
  *
  * Decrements the base object refcount and clears the pointer pointed to by
  * p_base.
diff --git a/include/drm/ttm/ttm_page_alloc.h b/include/drm/ttm/ttm_page_alloc.h
index 8062890..129de12 100644
--- a/include/drm/ttm/ttm_page_alloc.h
+++ b/include/drm/ttm/ttm_page_alloc.h
@@ -32,7 +32,7 @@
 /**
  * Get count number of pages from pool to pages list.
  *
- * @pages: heado of empty linked list where pages are filled.
+ * @pages: head of empty linked list where pages are filled.
  * @flags: ttm flags for page allocation.
  * @cstate: ttm caching state for the page.
  * @count: number of pages to allocate.