Re: [PATCH v3 3/6] staging: media: wave5: Add the v4l2 layer

From: kernel test robot <lkp@intel.com>
To: Dafna Hirschfeld <dafna.hirschfeld@collabora.com>,
	linux-media@vger.kernel.org
Cc: kbuild-all@lists.01.org,
	Dafna Hirschfeld <dafna.hirschfeld@collabora.com>,
	Robert Beckett <bob.beckett@collabora.com>,
	Mauro Carvalho Chehab <mchehab@kernel.org>,
	Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
	linux-staging@lists.linux.dev, linux-kernel@vger.kernel.org,
	laurent.pinchart@ideasonboard.com, hverkuil@xs4all.nl,
	kernel@collabora.com
Subject: Re: [PATCH v3 3/6] staging: media: wave5: Add the v4l2 layer
Date: Fri, 26 Nov 2021 13:10:45 +0800	[thread overview]
Message-ID: <202111261354.DVf9NPz7-lkp@intel.com> (raw)
In-Reply-To: <20211110120910.12411-4-dafna.hirschfeld@collabora.com>

Hi Dafna,

I love your patch! Perhaps something to improve:

[auto build test WARNING on staging/staging-testing]

url:    https://github.com/0day-ci/linux/commits/Dafna-Hirschfeld/staging-media-wave5-add-wave5-codec-driver/20211110-201127
base:   https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/staging.git 8a893759d0075ea9556abcf86a4826d9865ba4bf
config: nios2-randconfig-s031-20211115 (https://download.01.org/0day-ci/archive/20211126/202111261354.DVf9NPz7-lkp@intel.com/config)
compiler: nios2-linux-gcc (GCC) 11.2.0
reproduce:
        wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
        chmod +x ~/bin/make.cross
        # apt-get install sparse
        # sparse version: v0.6.4-dirty
        # https://github.com/0day-ci/linux/commit/2fcd7c429c9a940f0e22894189556dfda264f127
        git remote add linux-review https://github.com/0day-ci/linux
        git fetch --no-tags linux-review Dafna-Hirschfeld/staging-media-wave5-add-wave5-codec-driver/20211110-201127
        git checkout 2fcd7c429c9a940f0e22894189556dfda264f127
        # save the config file to linux build tree
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-11.2.0 make.cross C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' O=build_dir ARCH=nios2 SHELL=/bin/bash drivers/nvme/target/ drivers/staging/media/wave5/

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

sparse warnings: (new ones prefixed by >>)
   drivers/staging/media/wave5/wave5-hw.c: note: in included file (through drivers/staging/media/wave5/vpu.h):
>> drivers/staging/media/wave5/vpuapi.h:842:29: sparse: sparse: dubious one-bit signed bitfield
--
   drivers/staging/media/wave5/vpu.c: note: in included file (through drivers/staging/media/wave5/vpu.h):
>> drivers/staging/media/wave5/vpuapi.h:842:29: sparse: sparse: dubious one-bit signed bitfield
--
   drivers/staging/media/wave5/vpuapi.c: note: in included file:
>> drivers/staging/media/wave5/vpuapi.h:842:29: sparse: sparse: dubious one-bit signed bitfield
--
   drivers/staging/media/wave5/vdi.c: note: in included file (through drivers/staging/media/wave5/vpu.h):
>> drivers/staging/media/wave5/vpuapi.h:842:29: sparse: sparse: dubious one-bit signed bitfield
--
   drivers/staging/media/wave5/vpu_enc.c: note: in included file (through drivers/staging/media/wave5/vpu.h):
>> drivers/staging/media/wave5/vpuapi.h:842:29: sparse: sparse: dubious one-bit signed bitfield
   drivers/staging/media/wave5/vpu_enc.c: note: in included file:
>> drivers/staging/media/wave5/vpu.h:62:48: sparse: sparse: marked inline, but without a definition
>> drivers/staging/media/wave5/vpu.h:62:48: sparse: sparse: marked inline, but without a definition
--
   drivers/staging/media/wave5/vpu_dec.c: note: in included file (through drivers/staging/media/wave5/vpu.h):
>> drivers/staging/media/wave5/vpuapi.h:842:29: sparse: sparse: dubious one-bit signed bitfield
   drivers/staging/media/wave5/vpu_dec.c: note: in included file:
>> drivers/staging/media/wave5/vpu.h:62:48: sparse: sparse: marked inline, but without a definition
>> drivers/staging/media/wave5/vpu.h:62:48: sparse: sparse: marked inline, but without a definition

vim +62 drivers/staging/media/wave5/vpu.h

    57	
    58	int  wave5_vpu_dec_register_device(struct vpu_device *dev);
    59	void wave5_vpu_dec_unregister_device(struct vpu_device *dev);
    60	int  wave5_vpu_enc_register_device(struct vpu_device *dev);
    61	void wave5_vpu_enc_unregister_device(struct vpu_device *dev);
  > 62	inline bool wave5_vpu_both_queues_are_streaming(struct vpu_instance *inst);

---
0-DAY CI Kernel Test Service, Intel Corporation
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