[xilinx-xlnx:xlnx_rebase_v5.15_LTS 579/1129] drivers/media/mc/mc-entity.c:308: warning: expecting prototype for media_entity_graph_walk_init(). Prototype was for media_graph_walk_init() instead

[kernel test robot]

tree:   https://github.com/Xilinx/linux-xlnx xlnx_rebase_v5.15_LTS
head:   3076249fc30bf463f8390f89009de928ad3e95ff
commit: 8b578fae9aba7b82a2af5e1bce0edc9189ca9b79 [579/1129] media: entity: Add media_entity_has_route() function
config: arc-allyesconfig (https://download.01.org/0day-ci/archive/20220507/202205072112.xvAYIUNJ-lkp@intel.com/config)
compiler: arceb-elf-gcc (GCC) 11.3.0
reproduce (this is a W=1 build):
        wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
        chmod +x ~/bin/make.cross
        # https://github.com/Xilinx/linux-xlnx/commit/8b578fae9aba7b82a2af5e1bce0edc9189ca9b79
        git remote add xilinx-xlnx https://github.com/Xilinx/linux-xlnx
        git fetch --no-tags xilinx-xlnx xlnx_rebase_v5.15_LTS
        git checkout 8b578fae9aba7b82a2af5e1bce0edc9189ca9b79
        # save the config file
        mkdir build_dir && cp config build_dir/.config
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-11.3.0 make.cross W=1 O=build_dir ARCH=arc SHELL=/bin/bash drivers/gpu/drm/xlnx/ drivers/media/i2c/ drivers/media/mc/ drivers/media/platform/xilinx/ drivers/net/ethernet/xilinx/ drivers/phy/xilinx/ drivers/staging/

If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp at intel.com>

All warnings (new ones prefixed by >>):

>> drivers/media/mc/mc-entity.c:308: warning: expecting prototype for media_entity_graph_walk_init(). Prototype was for media_graph_walk_init() instead


vim +308 drivers/media/mc/mc-entity.c

8b578fae9aba7b8 drivers/media/mc/mc-entity.c Laurent Pinchart 2014-03-26  294  
8b578fae9aba7b8 drivers/media/mc/mc-entity.c Laurent Pinchart 2014-03-26  295  /**
8b578fae9aba7b8 drivers/media/mc/mc-entity.c Laurent Pinchart 2014-03-26  296   * media_entity_graph_walk_init - Allocate resources for graph walk
e03d220336dd692 drivers/media/media-entity.c Sakari Ailus     2015-12-16  297   * @graph: Media graph structure that will be used to walk the graph
e03d220336dd692 drivers/media/media-entity.c Sakari Ailus     2015-12-16  298   * @mdev: Media device
e03d220336dd692 drivers/media/media-entity.c Sakari Ailus     2015-12-16  299   *
e03d220336dd692 drivers/media/media-entity.c Sakari Ailus     2015-12-16  300   * Reserve resources for graph walk in media device's current
e03d220336dd692 drivers/media/media-entity.c Sakari Ailus     2015-12-16  301   * state. The memory must be released using
20b852273642f41 drivers/media/media-entity.c Sakari Ailus     2016-11-21  302   * media_graph_walk_free().
e03d220336dd692 drivers/media/media-entity.c Sakari Ailus     2015-12-16  303   *
e03d220336dd692 drivers/media/media-entity.c Sakari Ailus     2015-12-16  304   * Returns error on failure, zero on success.
e03d220336dd692 drivers/media/media-entity.c Sakari Ailus     2015-12-16  305   */
20b852273642f41 drivers/media/media-entity.c Sakari Ailus     2016-11-21  306  __must_check int media_graph_walk_init(
20b852273642f41 drivers/media/media-entity.c Sakari Ailus     2016-11-21  307  	struct media_graph *graph, struct media_device *mdev)
e03d220336dd692 drivers/media/media-entity.c Sakari Ailus     2015-12-16 @308  {
29d8da02d13020a drivers/media/media-entity.c Sakari Ailus     2015-12-16  309  	return media_entity_enum_init(&graph->ent_enum, mdev);
e03d220336dd692 drivers/media/media-entity.c Sakari Ailus     2015-12-16  310  }
20b852273642f41 drivers/media/media-entity.c Sakari Ailus     2016-11-21  311  EXPORT_SYMBOL_GPL(media_graph_walk_init);
e03d220336dd692 drivers/media/media-entity.c Sakari Ailus     2015-12-16  312  

:::::: The code at line 308 was first introduced by commit
:::::: e03d220336dd69292370393f5eee98ac17eda308 [media] media: Amend media graph walk API by init and cleanup functions

:::::: TO: Sakari Ailus <sakari.ailus at iki.fi>
:::::: CC: Mauro Carvalho Chehab <mchehab at osg.samsung.com>

-- 
0-DAY CI Kernel Test Service
https://01.org/lkp