Re: [PATCH 7/7] soc: imx8: Add the SC SECVIO driver

[kernel test robot <lkp@intel.com>]

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Hi,

Thank you for the patch! Perhaps something to improve:

[auto build test WARNING on robh/for-next]
[also build test WARNING on linux/master linus/master v5.8-rc6]
[cannot apply to shawnguo/for-next next-20200720]
[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/franck-lenormand-oss-nxp-com/Add-support-of-SECVIO-from-SNVS-on-iMX8q-x/20200720-171044
base:   https://git.kernel.org/pub/scm/linux/kernel/git/robh/linux.git for-next
config: mips-allyesconfig (attached as .config)
compiler: mips-linux-gcc (GCC) 9.3.0
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
        # save the attached .config to linux build tree
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross ARCH=mips 

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

All warnings (new ones prefixed by >>):

>> drivers/soc/imx/secvio/imx-secvio-sc.c:200:5: warning: no previous prototype for 'int_imx_secvio_sc_check_state' [-Wmissing-prototypes]
     200 | int int_imx_secvio_sc_check_state(struct device *dev)
         |     ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~
   drivers/soc/imx/secvio/imx-secvio-sc.c: In function 'int_imx_secvio_sc_disable_irq':
>> drivers/soc/imx/secvio/imx-secvio-sc.c:524:29: warning: variable 'data' set but not used [-Wunused-but-set-variable]
     524 |  struct imx_secvio_sc_data *data;
         |                             ^~~~
   drivers/soc/imx/secvio/imx-secvio-sc.c: At top level:
>> drivers/soc/imx/secvio/imx-secvio-sc.c:630:1: warning: 'static' is not at beginning of declaration [-Wold-style-declaration]
     630 | const static struct file_operations imx_secvio_sc_fops = {
         | ^~~~~
--
>> drivers/soc/imx/secvio/imx-secvio-debugfs.c:45:5: warning: no previous prototype for 'fuse_reader' [-Wmissing-prototypes]
      45 | int fuse_reader(struct device *dev, u32 id, u32 *value, u8 mul)
         |     ^~~~~~~~~~~
>> drivers/soc/imx/secvio/imx-secvio-debugfs.c:78:5: warning: no previous prototype for 'snvs_reader' [-Wmissing-prototypes]
      78 | int snvs_reader(struct device *dev, u32 id, u32 *value, u8 mul)
         |     ^~~~~~~~~~~
>> drivers/soc/imx/secvio/imx-secvio-debugfs.c:129:5: warning: no previous prototype for 'snvs_dgo_reader' [-Wmissing-prototypes]
     129 | int snvs_dgo_reader(struct device *dev, u32 id, u32 *value, u8 mul)
         |     ^~~~~~~~~~~~~~~
--
>> drivers/soc/imx/secvio/imx-secvio-audit.c:23:5: warning: no previous prototype for 'report_to_audit_notify' [-Wmissing-prototypes]
      23 | int report_to_audit_notify(struct notifier_block *nb, unsigned long status,
         |     ^~~~~~~~~~~~~~~~~~~~~~

vim +/int_imx_secvio_sc_check_state +200 drivers/soc/imx/secvio/imx-secvio-sc.c

   189	
   190	/**
   191	 * int_imx_secvio_sc_check_state() - Get the state and call chain of notifier
   192	 * if there is a status
   193	 *
   194	 * @dev: secvio device
   195	 *
   196	 * Return:
   197	 * 0 - OK
   198	 * < 0 - error.
   199	 */
 > 200	int int_imx_secvio_sc_check_state(struct device *dev)
   201	{
   202		struct secvio_sc_notifier_info info = {0};
   203		int ret = 0;
   204	
   205		ret = int_imx_secvio_sc_get_state(dev, &info);
   206		if (ret) {
   207			dev_err(dev, "Failed to get secvio state\n");
   208			goto exit;
   209		}
   210	
   211		/* Call chain of CB registered to this module if status detected */
   212		if (info.hpsvs || info.lps || info.lptds)
   213			if (imx_secvio_sc_notifier_call_chain(&info))
   214				dev_warn(dev,
   215					 "Issues when calling the notifier chain\n");
   216	
   217	exit:
   218		return ret;
   219	}
   220	

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

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