netdev - Re: [PATCH net-next 01/10] net: libwx: Add irq flow functions

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Message-ID: <202301181732.dmNisETC-lkp@intel.com>
Date:   Wed, 18 Jan 2023 17:27:52 +0800
From:   kernel test robot <lkp@...el.com>
To:     Jiawen Wu <jiawenwu@...stnetic.com>, netdev@...r.kernel.org,
        mengyuanlou@...-swift.com
Cc:     oe-kbuild-all@...ts.linux.dev
Subject: Re: [PATCH net-next 01/10] net: libwx: Add irq flow functions

Hi Jiawen,

I love your patch! Perhaps something to improve:

[auto build test WARNING on net-next/master]

url:    https://github.com/intel-lab-lkp/linux/commits/Jiawen-Wu/net-libwx-Add-irq-flow-functions/20230118-154258
patch link:    https://lore.kernel.org/r/20230118065504.3075474-2-jiawenwu%40trustnetic.com
patch subject: [PATCH net-next 01/10] net: libwx: Add irq flow functions
config: parisc-allyesconfig
compiler: hppa-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/f807094d578ff552800fe8f9fd9f29ad766384b6
        git remote add linux-review https://github.com/intel-lab-lkp/linux
        git fetch --no-tags linux-review Jiawen-Wu/net-libwx-Add-irq-flow-functions/20230118-154258
        git checkout f807094d578ff552800fe8f9fd9f29ad766384b6
        # save the config file
        mkdir build_dir && cp config build_dir/.config
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-12.1.0 make.cross W=1 O=build_dir ARCH=parisc olddefconfig
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-12.1.0 make.cross W=1 O=build_dir ARCH=parisc SHELL=/bin/bash drivers/net/ethernet/wangxun/libwx/

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

All warnings (new ones prefixed by >>):

   In file included from drivers/net/ethernet/wangxun/libwx/wx_hw.c:10:
   drivers/net/ethernet/wangxun/libwx/wx_hw.c: In function 'wx_configure_isb':
>> drivers/net/ethernet/wangxun/libwx/wx_hw.c:890:48: warning: right shift count >= width of type [-Wshift-count-overflow]
     890 |         wr32(wx, WX_PX_ISB_ADDR_H, wx->isb_dma >> 32);
         |                                                ^~
   drivers/net/ethernet/wangxun/libwx/wx_type.h:478:41: note: in definition of macro 'wr32'
     478 | #define wr32(a, reg, value)     writel((value), ((a)->hw_addr + (reg)))
         |                                         ^~~~~


vim +890 drivers/net/ethernet/wangxun/libwx/wx_hw.c

   885	
   886	static void wx_configure_isb(struct wx *wx)
   887	{
   888		/* set ISB Address */
   889		wr32(wx, WX_PX_ISB_ADDR_L, wx->isb_dma & DMA_BIT_MASK(32));
 > 890		wr32(wx, WX_PX_ISB_ADDR_H, wx->isb_dma >> 32);
   891	}
   892	

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

View attachment "config" of type "text/plain" (318314 bytes)