linux-kernel - Re: [PATCH 2/2] amba: Move of_amba_device_decode_irq() into amba

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Date:   Sat, 6 Nov 2021 00:41:22 +0800
From:   kernel test robot <lkp@...el.com>
To:     Kefeng Wang <wangkefeng.wang@...wei.com>,
        Russell King <linux@...linux.org.uk>, saravanak@...gle.com,
        robh+dt@...nel.org, linux-kernel@...r.kernel.org,
        linux-arm-kernel@...ts.infradead.org
Cc:     llvm@...ts.linux.dev, kbuild-all@...ts.01.org,
        Kefeng Wang <wangkefeng.wang@...wei.com>
Subject: Re: [PATCH 2/2] amba: Move of_amba_device_decode_irq() into
 amba_probe()

Hi Kefeng,

Thank you for the patch! Yet something to improve:

[auto build test ERROR on linus/master]
[also build test ERROR on next-20211105]
[cannot apply to v5.15]
[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]

url:    https://github.com/0day-ci/linux/commits/Kefeng-Wang/amba-some-cleanup/20211104-174611
base:   https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git 7ddb58cb0ecae8e8b6181d736a87667cc9ab8389
config: arm-randconfig-r034-20211104 (attached as .config)
compiler: clang version 14.0.0 (https://github.com/llvm/llvm-project 847a6807332b13f43704327c2d30103ec0347c77)
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
        # install arm cross compiling tool for clang build
        # apt-get install binutils-arm-linux-gnueabi
        # https://github.com/0day-ci/linux/commit/e7bfc31724b5810d3dade0f2b83635fec6aef601
        git remote add linux-review https://github.com/0day-ci/linux
        git fetch --no-tags linux-review Kefeng-Wang/amba-some-cleanup/20211104-174611
        git checkout e7bfc31724b5810d3dade0f2b83635fec6aef601
        # save the attached .config to linux build tree
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 ARCH=arm 

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

All errors (new ones prefixed by >>):

>> drivers/amba/bus.c:186:9: error: implicit declaration of function 'of_amba_device_decode_irq' [-Werror,-Wimplicit-function-declaration]
                   ret = of_amba_device_decode_irq(dev);
                         ^
   drivers/amba/bus.c:375:12: error: static declaration of 'of_amba_device_decode_irq' follows non-static declaration
   static int of_amba_device_decode_irq(struct amba_device *dev)
              ^
   drivers/amba/bus.c:186:9: note: previous implicit declaration is here
                   ret = of_amba_device_decode_irq(dev);
                         ^
   2 errors generated.


vim +/of_amba_device_decode_irq +186 drivers/amba/bus.c

   173	
   174	/*
   175	 * These are the device model conversion veneers; they convert the
   176	 * device model structures to our more specific structures.
   177	 */
   178	static int amba_probe(struct device *dev)
   179	{
   180		struct amba_device *pcdev = to_amba_device(dev);
   181		struct amba_driver *pcdrv = to_amba_driver(dev->driver);
   182		const struct amba_id *id = amba_lookup(pcdrv->id_table, pcdev);
   183		int ret;
   184	
   185		do {
 > 186			ret = of_amba_device_decode_irq(dev);
   187			if (ret)
   188				break;
   189	
   190			ret = of_clk_set_defaults(dev->of_node, false);
   191			if (ret < 0)
   192				break;
   193	
   194			ret = dev_pm_domain_attach(dev, true);
   195			if (ret)
   196				break;
   197	
   198			ret = amba_get_enable_pclk(pcdev);
   199			if (ret) {
   200				dev_pm_domain_detach(dev, true);
   201				break;
   202			}
   203	
   204			pm_runtime_get_noresume(dev);
   205			pm_runtime_set_active(dev);
   206			pm_runtime_enable(dev);
   207	
   208			ret = pcdrv->probe(pcdev, id);
   209			if (ret == 0)
   210				break;
   211	
   212			pm_runtime_disable(dev);
   213			pm_runtime_set_suspended(dev);
   214			pm_runtime_put_noidle(dev);
   215	
   216			amba_put_disable_pclk(pcdev);
   217			dev_pm_domain_detach(dev, true);
   218		} while (0);
   219	
   220		return ret;
   221	}
   222	

---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org

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