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Date: Sun, 21 Apr 2024 04:31:05 +0800
From: kernel test robot <lkp@intel.com>
To: Inochi Amaoto <inochiama@outlook.com>, Vinod Koul <vkoul@kernel.org>,
	Kishon Vijay Abraham I <kishon@kernel.org>,
	Rob Herring <robh@kernel.org>,
	Krzysztof Kozlowski <krzk@kernel.org>,
	Conor Dooley <conor+dt@kernel.org>,
	Chen Wang <unicorn_wang@outlook.com>,
	Paul Walmsley <paul.walmsley@sifive.com>,
	Palmer Dabbelt <palmer@dabbelt.com>,
	Albert Ou <aou@eecs.berkeley.edu>
Cc: llvm@lists.linux.dev, oe-kbuild-all@lists.linux.dev,
	Jisheng Zhang <jszhang@kernel.org>,
	Liu Gui <kenneth.liu@sophgo.com>,
	Jingbao Qiu <qiujingbao.dlmu@gmail.com>, dlan@gentoo.org,
	linux-phy@lists.infradead.org, devicetree@vger.kernel.org,
	linux-kernel@vger.kernel.org, linux-riscv@lists.infradead.org
Subject: Re: [PATCH 2/2] phy: sophgo: Add USB 2.0 PHY driver for Sophgo
 CV18XX/SG200X
Message-ID: <202404210410.QDkV5tzV-lkp@intel.com>
References: <IA1PR20MB4953EB2E2BF9D5F1EE30E2D4BB042@IA1PR20MB4953.namprd20.prod.outlook.com>
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In-Reply-To: <IA1PR20MB4953EB2E2BF9D5F1EE30E2D4BB042@IA1PR20MB4953.namprd20.prod.outlook.com>

Hi Inochi,

kernel test robot noticed the following build errors:

[auto build test ERROR on robh/for-next]
[also build test ERROR on linus/master v6.9-rc4 next-20240419]
[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/Inochi-Amaoto/dt-bindings-phy-Add-Sophgo-CV1800-USB-phy/20240412-152532
base:   https://git.kernel.org/pub/scm/linux/kernel/git/robh/linux.git for-next
patch link:    https://lore.kernel.org/r/IA1PR20MB4953EB2E2BF9D5F1EE30E2D4BB042%40IA1PR20MB4953.namprd20.prod.outlook.com
patch subject: [PATCH 2/2] phy: sophgo: Add USB 2.0 PHY driver for Sophgo CV18XX/SG200X
config: hexagon-allmodconfig (https://download.01.org/0day-ci/archive/20240421/202404210410.QDkV5tzV-lkp@intel.com/config)
compiler: clang version 19.0.0git (https://github.com/llvm/llvm-project 7089c359a3845323f6f30c44a47dd901f2edfe63)
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20240421/202404210410.QDkV5tzV-lkp@intel.com/reproduce)

If you fix the issue in a separate patch/commit (i.e. not just a new version of
the same patch/commit), kindly add following tags
| Reported-by: kernel test robot <lkp@intel.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202404210410.QDkV5tzV-lkp@intel.com/

All errors (new ones prefixed by >>):

   In file included from drivers/phy/sophgo/phy-cv1800-usb.c:14:
   In file included from include/linux/of_address.h:7:
   In file included from include/linux/io.h:13:
   In file included from arch/hexagon/include/asm/io.h:328:
   include/asm-generic/io.h:547:31: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
     547 |         val = __raw_readb(PCI_IOBASE + addr);
         |                           ~~~~~~~~~~ ^
   include/asm-generic/io.h:560:61: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
     560 |         val = __le16_to_cpu((__le16 __force)__raw_readw(PCI_IOBASE + addr));
         |                                                         ~~~~~~~~~~ ^
   include/uapi/linux/byteorder/little_endian.h:37:51: note: expanded from macro '__le16_to_cpu'
      37 | #define __le16_to_cpu(x) ((__force __u16)(__le16)(x))
         |                                                   ^
   In file included from drivers/phy/sophgo/phy-cv1800-usb.c:14:
   In file included from include/linux/of_address.h:7:
   In file included from include/linux/io.h:13:
   In file included from arch/hexagon/include/asm/io.h:328:
   include/asm-generic/io.h:573:61: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
     573 |         val = __le32_to_cpu((__le32 __force)__raw_readl(PCI_IOBASE + addr));
         |                                                         ~~~~~~~~~~ ^
   include/uapi/linux/byteorder/little_endian.h:35:51: note: expanded from macro '__le32_to_cpu'
      35 | #define __le32_to_cpu(x) ((__force __u32)(__le32)(x))
         |                                                   ^
   In file included from drivers/phy/sophgo/phy-cv1800-usb.c:14:
   In file included from include/linux/of_address.h:7:
   In file included from include/linux/io.h:13:
   In file included from arch/hexagon/include/asm/io.h:328:
   include/asm-generic/io.h:584:33: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
     584 |         __raw_writeb(value, PCI_IOBASE + addr);
         |                             ~~~~~~~~~~ ^
   include/asm-generic/io.h:594:59: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
     594 |         __raw_writew((u16 __force)cpu_to_le16(value), PCI_IOBASE + addr);
         |                                                       ~~~~~~~~~~ ^
   include/asm-generic/io.h:604:59: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
     604 |         __raw_writel((u32 __force)cpu_to_le32(value), PCI_IOBASE + addr);
         |                                                       ~~~~~~~~~~ ^
   In file included from drivers/phy/sophgo/phy-cv1800-usb.c:17:
   In file included from include/linux/phy/phy.h:17:
   In file included from include/linux/regulator/consumer.h:35:
   In file included from include/linux/suspend.h:5:
   In file included from include/linux/swap.h:9:
   In file included from include/linux/memcontrol.h:21:
   In file included from include/linux/mm.h:2208:
   include/linux/vmstat.h:522:36: warning: arithmetic between different enumeration types ('enum node_stat_item' and 'enum lru_list') [-Wenum-enum-conversion]
     522 |         return node_stat_name(NR_LRU_BASE + lru) + 3; // skip "nr_"
         |                               ~~~~~~~~~~~ ^ ~~~
>> drivers/phy/sophgo/phy-cv1800-usb.c:20:10: fatal error: 'soc/sophgo/cv1800-sysctl.h' file not found
      20 | #include <soc/sophgo/cv1800-sysctl.h>
         |          ^~~~~~~~~~~~~~~~~~~~~~~~~~~~
   7 warnings and 1 error generated.


vim +20 drivers/phy/sophgo/phy-cv1800-usb.c

  > 20	#include <soc/sophgo/cv1800-sysctl.h>
    21	

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https://github.com/intel/lkp-tests/wiki