Re: [PATCH 2/2] extcon: usbc-tusb320: Add USB TYPE-C support

[kernel test robot <lkp@intel.com>]

Hi Marek,

I love your patch! Perhaps something to improve:

[auto build test WARNING on chanwoo-extcon/extcon-next]
[also build test WARNING on linus/master v5.19-rc8 next-20220728]
[If your patch is applied to the wrong git tree, kindly drop us a note.
And when submitting patch, we suggest to use '--base' as documented in
https://git-scm.com/docs/git-format-patch#_base_tree_information]

url:    https://github.com/intel-lab-lkp/linux/commits/Marek-Vasut/extcon-usbc-tusb320-Factor-out-extcon-into-dedicated-functions/20220731-020545
base:   https://git.kernel.org/pub/scm/linux/kernel/git/chanwoo/extcon.git extcon-next
config: x86_64-randconfig-a012 (https://download.01.org/0day-ci/archive/20220731/202207310431.Rtpq2bqx-lkp@intel.com/config)
compiler: clang version 16.0.0 (https://github.com/llvm/llvm-project 52cd00cabf479aa7eb6dbb063b7ba41ea57bce9e)
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/intel-lab-lkp/linux/commit/7bce9c0377f5e41fa29f57af40f436a48e2260b1
        git remote add linux-review https://github.com/intel-lab-lkp/linux
        git fetch --no-tags linux-review Marek-Vasut/extcon-usbc-tusb320-Factor-out-extcon-into-dedicated-functions/20220731-020545
        git checkout 7bce9c0377f5e41fa29f57af40f436a48e2260b1
        # save the config file
        mkdir build_dir && cp config build_dir/.config
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 O=build_dir ARCH=x86_64 SHELL=/bin/bash drivers/extcon/

If you fix the issue, kindly add following tag where applicable
Reported-by: kernel test robot <lkp@intel.com>

All warnings (new ones prefixed by >>):

>> drivers/extcon/extcon-usbc-tusb320.c:19: warning: expecting prototype for drivers/extcon/extcon-tusb320.c(). Prototype was for TUSB320_REG8() instead


vim +19 drivers/extcon/extcon-usbc-tusb320.c

    18	
  > 19	#define TUSB320_REG8				0x8
    20	#define TUSB320_REG8_CURRENT_MODE_ADVERTISE	GENMASK(7, 6)
    21	#define TUSB320_REG8_CURRENT_MODE_ADVERTISE_USB	0x0
    22	#define TUSB320_REG8_CURRENT_MODE_ADVERTISE_15A	0x1
    23	#define TUSB320_REG8_CURRENT_MODE_ADVERTISE_30A	0x2
    24	#define TUSB320_REG8_CURRENT_MODE_DETECT	GENMASK(5, 4)
    25	#define TUSB320_REG8_CURRENT_MODE_DETECT_DEF	0x0
    26	#define TUSB320_REG8_CURRENT_MODE_DETECT_MED	0x1
    27	#define TUSB320_REG8_CURRENT_MODE_DETECT_ACC	0x2
    28	#define TUSB320_REG8_CURRENT_MODE_DETECT_HI	0x3
    29	#define TUSB320_REG8_ACCESSORY_CONNECTED	GENMASK(3, 2)
    30	#define TUSB320_REG8_ACCESSORY_CONNECTED_NONE	0x0
    31	#define TUSB320_REG8_ACCESSORY_CONNECTED_AUDIO	0x4
    32	#define TUSB320_REG8_ACCESSORY_CONNECTED_ACC	0x5
    33	#define TUSB320_REG8_ACCESSORY_CONNECTED_DEBUG	0x6
    34	#define TUSB320_REG8_ACTIVE_CABLE_DETECTION	BIT(0)
    35	

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