netdev - [net-next:master 48/50] net/dsa/dsa.c:783:16: error: implicit declaration of function 'gpio_to

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Date:	Tue, 24 Nov 2015 01:34:51 +0800
From:	kbuild test robot <fengguang.wu@...el.com>
To:	Andrew Lunn <andrew@...n.ch>
Cc:	kbuild-all@...org, netdev@...r.kernel.org
Subject: [net-next:master 48/50] net/dsa/dsa.c:783:16: error: implicit
 declaration of function 'gpio_to_desc'

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/davem/net-next.git master
head:   3d40e44361eab3dd6c969241d12dac7466eb7174
commit: cc30c16344fc3a25153175c7eb9037b2136cd466 [48/50] net: dsa: Add support for a switch reset gpio
config: mips-allyesconfig (attached as .config)
reproduce:
        wget https://git.kernel.org/cgit/linux/kernel/git/wfg/lkp-tests.git/plain/sbin/make.cross -O ~/bin/make.cross
        chmod +x ~/bin/make.cross
        git checkout cc30c16344fc3a25153175c7eb9037b2136cd466
        # save the attached .config to linux build tree
        make.cross ARCH=mips 

All error/warnings (new ones prefixed by >>):

   net/dsa/dsa.c: In function 'dsa_of_probe':
>> net/dsa/dsa.c:783:16: error: implicit declaration of function 'gpio_to_desc' [-Werror=implicit-function-declaration]
       cd->reset = gpio_to_desc(gpio);
                   ^
>> net/dsa/dsa.c:783:14: warning: assignment makes pointer from integer without a cast [-Wint-conversion]
       cd->reset = gpio_to_desc(gpio);
                 ^
>> net/dsa/dsa.c:784:4: error: implicit declaration of function 'gpiod_direction_output' [-Werror=implicit-function-declaration]
       gpiod_direction_output(cd->reset, 0);
       ^
   cc1: some warnings being treated as errors

vim +/gpio_to_desc +783 net/dsa/dsa.c

   777					 GPIOF_ACTIVE_LOW : 0);
   778				ret = devm_gpio_request_one(dev, gpio, flags,
   779							    "switch_reset");
   780				if (ret)
   781					goto out_free_chip;
   782	
 > 783				cd->reset = gpio_to_desc(gpio);
 > 784				gpiod_direction_output(cd->reset, 0);
   785			}
   786	
   787			for_each_available_child_of_node(child, port) {

---
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