linux-kernel - Re: [PATCH] serial: 8250_fintek: Add using BIOS IRQ default setting

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Date:   Fri, 17 Feb 2023 20:32:36 +0800
From:   kernel test robot <lkp@...el.com>
To:     "Ji-Ze Hong (Peter Hong)" <hpeter@...il.com>,
        gregkh@...uxfoundation.org, jirislaby@...nel.org
Cc:     oe-kbuild-all@...ts.linux.dev, ilpo.jarvinen@...ux.intel.com,
        l.sanfilippo@...bus.com, andy.shevchenko@...il.com,
        peter_hong@...tek.com.tw, linux-serial@...r.kernel.org,
        linux-kernel@...r.kernel.org,
        "Ji-Ze Hong (Peter Hong)" <hpeter+linux_kernel@...il.com>
Subject: Re: [PATCH] serial: 8250_fintek: Add using BIOS IRQ default setting

Hi Ji-Ze,

Thank you for the patch! Yet something to improve:

[auto build test ERROR on tty/tty-testing]
[also build test ERROR on tty/tty-next tty/tty-linus usb/usb-testing usb/usb-next usb/usb-linus linus/master v6.2-rc8]
[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/Ji-Ze-Hong-Peter-Hong/serial-8250_fintek-Add-using-BIOS-IRQ-default-setting/20230217-165155
base:   https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/tty.git tty-testing
patch link:    https://lore.kernel.org/r/20230217084953.2580-1-hpeter%2Blinux_kernel%40gmail.com
patch subject: [PATCH] serial: 8250_fintek: Add using BIOS IRQ default setting
config: powerpc-allmodconfig (https://download.01.org/0day-ci/archive/20230217/202302172031.t1Y23hRe-lkp@intel.com/config)
compiler: powerpc-linux-gcc (GCC) 12.1.0
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/intel-lab-lkp/linux/commit/fd786fba8247c675fb90d00d076235cbd85842e6
        git remote add linux-review https://github.com/intel-lab-lkp/linux
        git fetch --no-tags linux-review Ji-Ze-Hong-Peter-Hong/serial-8250_fintek-Add-using-BIOS-IRQ-default-setting/20230217-165155
        git checkout fd786fba8247c675fb90d00d076235cbd85842e6
        # save the config file
        mkdir build_dir && cp config build_dir/.config
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-12.1.0 make.cross W=1 O=build_dir ARCH=powerpc olddefconfig
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-12.1.0 make.cross W=1 O=build_dir ARCH=powerpc SHELL=/bin/bash drivers/tty/

If you fix the issue, kindly add following tag where applicable
| Reported-by: kernel test robot <lkp@...el.com>
| Link: https://lore.kernel.org/oe-kbuild-all/202302172031.t1Y23hRe-lkp@intel.com/

All errors (new ones prefixed by >>):

>> drivers/tty/serial/8250/8250_fintek.c:121:13: error: expected declaration specifiers or '...' before string constant
     121 | early_param("fintek_uart_irq_mode_override", parse_uart_irq_mode_override);
         |             ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
>> drivers/tty/serial/8250/8250_fintek.c:121:46: error: expected declaration specifiers or '...' before 'parse_uart_irq_mode_override'
     121 | early_param("fintek_uart_irq_mode_override", parse_uart_irq_mode_override);
         |                                              ^~~~~~~~~~~~~~~~~~~~~~~~~~~~
   drivers/tty/serial/8250/8250_fintek.c:107:19: warning: 'parse_uart_irq_mode_override' defined but not used [-Wunused-function]
     107 | static int __init parse_uart_irq_mode_override(char *arg)
         |                   ^~~~~~~~~~~~~~~~~~~~~~~~~~~~


vim +121 drivers/tty/serial/8250/8250_fintek.c

   106	
   107	static int __init parse_uart_irq_mode_override(char *arg)
   108	{
   109		if (!arg)
   110			return -EINVAL;
   111	
   112		if (strcmp(arg, "bios") == 0)
   113			not_override_irq_mode = FINTEK_IRQ_MODE_BY_BIOS;
   114		else if (strcmp(arg, "default") == 0)
   115			not_override_irq_mode = FINTEK_IRQ_MODE_BY_DETECT;
   116		else
   117			return -EINVAL;
   118	
   119		return 0;
   120	}
 > 121	early_param("fintek_uart_irq_mode_override", parse_uart_irq_mode_override);
   122	

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