linux-kernel - Re: [PATCH v2 2/3] pinctrl: renesas: Add support for RZ/T2H

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Message-ID: <202506261030.cncLTO3X-lkp@intel.com>
Date: Thu, 26 Jun 2025 10:57:41 +0800
From: kernel test robot <lkp@...el.com>
To: Prabhakar <prabhakar.csengg@...il.com>,
	Geert Uytterhoeven <geert+renesas@...der.be>,
	Linus Walleij <linus.walleij@...aro.org>,
	Rob Herring <robh@...nel.org>,
	Krzysztof Kozlowski <krzk@...nel.org>,
	Conor Dooley <conor+dt@...nel.org>,
	Magnus Damm <magnus.damm@...il.com>,
	Bartosz Golaszewski <brgl@...ev.pl>
Cc: llvm@...ts.linux.dev, oe-kbuild-all@...ts.linux.dev,
	linux-renesas-soc@...r.kernel.org, linux-gpio@...r.kernel.org,
	devicetree@...r.kernel.org, linux-kernel@...r.kernel.org,
	Prabhakar <prabhakar.csengg@...il.com>,
	Biju Das <biju.das.jz@...renesas.com>,
	Fabrizio Castro <fabrizio.castro.jz@...esas.com>,
	Lad Prabhakar <prabhakar.mahadev-lad.rj@...renesas.com>
Subject: Re: [PATCH v2 2/3] pinctrl: renesas: Add support for RZ/T2H

Hi Prabhakar,

kernel test robot noticed the following build errors:

[auto build test ERROR on geert-renesas-drivers/renesas-pinctrl]
[also build test ERROR on linusw-pinctrl/devel linusw-pinctrl/for-next robh/for-next linus/master v6.16-rc3 next-20250625]
[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/Prabhakar/dt-bindings-pinctrl-renesas-document-RZ-T2H-and-RZ-N2H-SoCs/20250625-210839
base:   https://git.kernel.org/pub/scm/linux/kernel/git/geert/renesas-drivers.git renesas-pinctrl
patch link:    https://lore.kernel.org/r/20250625130712.140778-3-prabhakar.mahadev-lad.rj%40bp.renesas.com
patch subject: [PATCH v2 2/3] pinctrl: renesas: Add support for RZ/T2H
config: hexagon-allmodconfig (https://download.01.org/0day-ci/archive/20250626/202506261030.cncLTO3X-lkp@intel.com/config)
compiler: clang version 17.0.6 (https://github.com/llvm/llvm-project 6009708b4367171ccdbf4b5905cb6a803753fe18)
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20250626/202506261030.cncLTO3X-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@...el.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202506261030.cncLTO3X-lkp@intel.com/

All errors (new ones prefixed by >>):

>> drivers/pinctrl/renesas/pinctrl-rzt2h.c:106:1: error: call to undeclared function 'writeq'; ISO C99 and later do not support implicit function declarations [-Wimplicit-function-declaration]
     106 | RZT2H_PINCTRL_REG_ACCESS(q, u64)
         | ^
   drivers/pinctrl/renesas/pinctrl-rzt2h.c:91:3: note: expanded from macro 'RZT2H_PINCTRL_REG_ACCESS'
      91 |                 write##size(val, pctrl->base0 + offset); \
         |                 ^
   <scratch space>:123:1: note: expanded from here
     123 | writeq
         | ^
>> drivers/pinctrl/renesas/pinctrl-rzt2h.c:106:1: error: call to undeclared function 'readq'; ISO C99 and later do not support implicit function declarations [-Wimplicit-function-declaration]
   drivers/pinctrl/renesas/pinctrl-rzt2h.c:99:10: note: expanded from macro 'RZT2H_PINCTRL_REG_ACCESS'
      99 |                 return read##size(pctrl->base0 + offset); \
         |                        ^
   <scratch space>:126:1: note: expanded from here
     126 | readq
         | ^
>> drivers/pinctrl/renesas/pinctrl-rzt2h.c:311:13: error: call to undeclared function 'FIELD_GET'; ISO C99 and later do not support implicit function declarations [-Wimplicit-function-declaration]
     311 |                 pins[i] = FIELD_GET(MUX_PIN_ID_MASK, value);
         |                           ^
   3 errors generated.


vim +/writeq +106 drivers/pinctrl/renesas/pinctrl-rzt2h.c

   103	
   104	RZT2H_PINCTRL_REG_ACCESS(b, u8)
   105	RZT2H_PINCTRL_REG_ACCESS(w, u16)
 > 106	RZT2H_PINCTRL_REG_ACCESS(q, u64)
   107	

-- 
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki