linux-kernel - Re: [PATCH v1] ata: use generic power management

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Message-ID: <202007250808.yhgHBmpJ%lkp@intel.com>
Date:   Sat, 25 Jul 2020 09:00:12 +0800
From:   kernel test robot <lkp@...el.com>
To:     Vaibhav Gupta <vaibhavgupta40@...il.com>,
        Bjorn Helgaas <helgaas@...nel.org>,
        Vaibhav Gupta <vaibhav.varodek@...il.com>,
        Jens Axboe <axboe@...nel.dk>,
        Bartlomiej Zolnierkiewicz <b.zolnierkie@...sung.com>
Cc:     kbuild-all@...ts.01.org, clang-built-linux@...glegroups.com,
        linux-ide@...r.kernel.org, linux-kernel@...r.kernel.org,
        linux-kernel-mentees@...ts.linuxfoundation.org,
        Shuah Khan <skhan@...uxfoundation.org>
Subject: Re: [PATCH v1] ata: use generic power management

Hi Vaibhav,

Thank you for the patch! Perhaps something to improve:

[auto build test WARNING on block/for-next]
[also build test WARNING on v5.8-rc6 next-20200724]
[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/Vaibhav-Gupta/ata-use-generic-power-management/20200724-190929
base:   https://git.kernel.org/pub/scm/linux/kernel/git/axboe/linux-block.git for-next
config: x86_64-allyesconfig (attached as .config)
compiler: clang version 12.0.0 (https://github.com/llvm/llvm-project 1d09ecf36175f7910ffedd6d497c07b5c74c22fb)
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 x86_64 cross compiling tool for clang build
        # apt-get install binutils-x86-64-linux-gnu
        # save the attached .config to linux build tree
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross ARCH=x86_64 

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

All warnings (new ones prefixed by >>):

>> drivers/ata/pata_triflex.c:186:36: warning: ISO C90 forbids mixing declarations and code [-Wdeclaration-after-statement]
           static const struct ata_port_info info = {
                                             ^
   1 warning generated.

vim +186 drivers/ata/pata_triflex.c

669a5db411d85a Jeff Garzik     2006-08-29  176  
669a5db411d85a Jeff Garzik     2006-08-29  177  static int triflex_init_one(struct pci_dev *dev, const struct pci_device_id *id)
669a5db411d85a Jeff Garzik     2006-08-29  178  {
5acd74b592933f Vaibhav Gupta   2020-07-24  179  	/*
5acd74b592933f Vaibhav Gupta   2020-07-24  180  	 * We must not disable or powerdown the device.
5acd74b592933f Vaibhav Gupta   2020-07-24  181  	 * APM bios refuses to suspend if IDE is not accessible.
5acd74b592933f Vaibhav Gupta   2020-07-24  182  	 */
5acd74b592933f Vaibhav Gupta   2020-07-24  183  	dev->pm_cap = 0;
5acd74b592933f Vaibhav Gupta   2020-07-24  184  	dev_info(&dev->dev, "Disable triflex to be turned off by PCI CORE\n");
5acd74b592933f Vaibhav Gupta   2020-07-24  185  
1626aeb881236c Tejun Heo       2007-05-04 @186  	static const struct ata_port_info info = {
1d2808fd3d2d5d Jeff Garzik     2007-05-28  187  		.flags = ATA_FLAG_SLAVE_POSS,
14bdef982caeda Erik Inge Bolsø 2009-03-14  188  		.pio_mask = ATA_PIO4,
14bdef982caeda Erik Inge Bolsø 2009-03-14  189  		.mwdma_mask = ATA_MWDMA2,
669a5db411d85a Jeff Garzik     2006-08-29  190  		.port_ops = &triflex_port_ops
669a5db411d85a Jeff Garzik     2006-08-29  191  	};
1626aeb881236c Tejun Heo       2007-05-04  192  	const struct ata_port_info *ppi[] = { &info, NULL };
669a5db411d85a Jeff Garzik     2006-08-29  193  
06296a1e684bcd Joe Perches     2011-04-15  194  	ata_print_version_once(&dev->dev, DRV_VERSION);
669a5db411d85a Jeff Garzik     2006-08-29  195  
1c5afdf7a629d2 Tejun Heo       2010-05-19  196  	return ata_pci_bmdma_init_one(dev, ppi, &triflex_sht, NULL, 0);
669a5db411d85a Jeff Garzik     2006-08-29  197  }
669a5db411d85a Jeff Garzik     2006-08-29  198  

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

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