linux-kernel - Re: [PATCH] net: hisilicon: add OF dependency

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Message-ID: <201510170250.cihasszS%fengguang.wu@intel.com>
Date:	Sat, 17 Oct 2015 02:16:13 +0800
From:	kbuild test robot <lkp@...el.com>
To:	Arnd Bergmann <arnd@...db.de>
Cc:	kbuild-all@...org, huangdaode <huangdaode@...ilicon.com>,
	davem@...emloft.net, joe@...ches.com, liguozhu@...ilicon.com,
	Yisen.Zhuang@...wei.com, netdev@...r.kernel.org,
	linuxarm@...wei.com, salil.mehta@...wei.com,
	kenneth-lee-2012@...mail.com, xuwei5@...ilicon.com,
	lisheng011@...wei.com, linux-kernel@...r.kernel.org,
	lipeng321@...wei.com
Subject: Re: [PATCH] net: hisilicon: add OF dependency

Hi Arnd,

[auto build test ERROR on net-next/master -- if it's inappropriate base, please suggest rules for selecting the more suitable base]

url:    https://github.com/0day-ci/linux/commits/Arnd-Bergmann/net-hisilicon-add-OF-dependency/20151016-173818
config: um-allyesconfig (attached as .config)
reproduce:
        # save the attached .config to linux build tree
        make ARCH=um 

All errors (new ones prefixed by >>):

   drivers/net/ethernet/hisilicon/hns/hns_dsaf_main.c: In function 'hns_dsaf_get_cfg':
>> drivers/net/ethernet/hisilicon/hns/hns_dsaf_main.c:151:3: error: implicit declaration of function 'iounmap' [-Werror=implicit-function-declaration]
      iounmap(dsaf_dev->io_base);
      ^
   cc1: some warnings being treated as errors

vim +/iounmap +151 drivers/net/ethernet/hisilicon/hns/hns_dsaf_main.c

511e6bc0 huangdaode 2015-09-17  135  	dsaf_dev->buf_size_type = hns_rcb_buf_size2type(buf_size);
511e6bc0 huangdaode 2015-09-17  136  	if (dsaf_dev->buf_size_type < 0) {
511e6bc0 huangdaode 2015-09-17  137  		dev_err(dsaf_dev->dev,
511e6bc0 huangdaode 2015-09-17  138  			"buf_size(%d) is wrong!\n", buf_size);
511e6bc0 huangdaode 2015-09-17  139  		goto unmap_base_addr;
511e6bc0 huangdaode 2015-09-17  140  	}
511e6bc0 huangdaode 2015-09-17  141  
511e6bc0 huangdaode 2015-09-17  142  	if (!dma_set_mask_and_coherent(dsaf_dev->dev, DMA_BIT_MASK(64ULL)))
511e6bc0 huangdaode 2015-09-17  143  		dev_dbg(dsaf_dev->dev, "set mask to 64bit\n");
511e6bc0 huangdaode 2015-09-17  144  	else
511e6bc0 huangdaode 2015-09-17  145  		dev_err(dsaf_dev->dev, "set mask to 64bit fail!\n");
511e6bc0 huangdaode 2015-09-17  146  
511e6bc0 huangdaode 2015-09-17  147  	return 0;
511e6bc0 huangdaode 2015-09-17  148  
511e6bc0 huangdaode 2015-09-17  149  unmap_base_addr:
511e6bc0 huangdaode 2015-09-17  150  	if (dsaf_dev->io_base)
511e6bc0 huangdaode 2015-09-17 @151  		iounmap(dsaf_dev->io_base);
511e6bc0 huangdaode 2015-09-17  152  	if (dsaf_dev->ppe_base)
511e6bc0 huangdaode 2015-09-17  153  		iounmap(dsaf_dev->ppe_base);
511e6bc0 huangdaode 2015-09-17  154  	if (dsaf_dev->sds_base)
511e6bc0 huangdaode 2015-09-17  155  		iounmap(dsaf_dev->sds_base);
511e6bc0 huangdaode 2015-09-17  156  	if (dsaf_dev->sc_base)
511e6bc0 huangdaode 2015-09-17  157  		iounmap(dsaf_dev->sc_base);
511e6bc0 huangdaode 2015-09-17  158  	if (dsaf_dev->cpld_base)
511e6bc0 huangdaode 2015-09-17  159  		iounmap(dsaf_dev->cpld_base);

:::::: The code at line 151 was first introduced by commit
:::::: 511e6bc071db1484d1a3d1d0bd4c244cf33910ff net: add Hisilicon Network Subsystem DSAF support

:::::: TO: huangdaode <huangdaode@...ilicon.com>
:::::: CC: David S. Miller <davem@...emloft.net>

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