drm/omap: Remove omap_debugfs_cleanup()

drm_debugfs_cleanup() now removes all minor->debugfs_list entries
automatically, so the drm_driver.debugfs_cleanup callback is not
needed.

Cc: tomi.valkeinen@ti.com
Signed-off-by: Noralf Trønnes <noralf@tronnes.org>
Reviewed-by: Tomi Valkeinen <tomi.valkeinen@ti.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Link: http://patchwork.freedesktop.org/patch/msgid/20170126225621.12314-12-noralf@tronnes.org

drivers/gpu/drm/omapdrm/omap_debugfs.c

@@ -123,13 +123,4 @@ int omap_debugfs_init(struct drm_minor *minor)
 	return ret;
 }
 
-void omap_debugfs_cleanup(struct drm_minor *minor)
-{
-	drm_debugfs_remove_files(omap_debugfs_list,
-			ARRAY_SIZE(omap_debugfs_list), minor);
-	if (dmm_is_available())
-		drm_debugfs_remove_files(omap_dmm_debugfs_list,
-				ARRAY_SIZE(omap_dmm_debugfs_list), minor);
-}
-
 #endif

drivers/gpu/drm/omapdrm/omap_drv.c

@@ -812,7 +812,6 @@ static struct drm_driver omap_drm_driver = {
 	.disable_vblank = omap_irq_disable_vblank,
 #ifdef CONFIG_DEBUG_FS
 	.debugfs_init = omap_debugfs_init,
-	.debugfs_cleanup = omap_debugfs_cleanup,
 #endif
 	.prime_handle_to_fd = drm_gem_prime_handle_to_fd,
 	.prime_fd_to_handle = drm_gem_prime_fd_to_handle,

drivers/gpu/drm/omapdrm/omap_drv.h

@@ -116,7 +116,6 @@ struct omap_drm_private {
 
 #ifdef CONFIG_DEBUG_FS
 int omap_debugfs_init(struct drm_minor *minor);
-void omap_debugfs_cleanup(struct drm_minor *minor);
 void omap_framebuffer_describe(struct drm_framebuffer *fb, struct seq_file *m);
 void omap_gem_describe(struct drm_gem_object *obj, struct seq_file *m);
 void omap_gem_describe_objects(struct list_head *list, struct seq_file *m);