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Date:   Wed, 27 Sep 2023 15:13:49 +0800
From:   kernel test robot <yujie.liu@intel.com>
To:     Serge Semin <fancer.lancer@gmail.com>,
        Michal Simek <monstr@monstr.eu>,
        Alexander Stein <alexander.stein@ew.tq-group.com>,
        Borislav Petkov <bp@alien8.de>,
        Tony Luck <tony.luck@intel.com>,
        James Morse <james.morse@arm.com>,
        Mauro Carvalho Chehab <mchehab@kernel.org>,
        "Robert Richter" <rric@kernel.org>
CC:     <oe-kbuild-all@lists.linux.dev>, <linux-media@vger.kernel.org>,
        "Serge Semin" <fancer.lancer@gmail.com>,
        Punnaiah Choudary Kalluri 
        <punnaiah.choudary.kalluri@xilinx.com>,
        Dinh Nguyen <dinguyen@kernel.org>,
        Arnd Bergmann <arnd@arndb.de>,
        Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
        <linux-arm-kernel@lists.infradead.org>,
        <linux-edac@vger.kernel.org>, <linux-kernel@vger.kernel.org>
Subject: Re: [PATCH v4 13/18] EDAC/synopsys: Introduce System/SDRAM address
 translation interface
Message-ID: <202309241453.RCKvoFI9-lkp@intel.com>
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Hi Serge,

kernel test robot noticed the following build warnings:

[auto build test WARNING on ras/edac-for-next]
[also build test WARNING on linus/master v6.6-rc2 next-20230921]
[cannot apply to xilinx-xlnx/master bp/for-next]
[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#_base_tree_information]

url:    https://github.com/intel-lab-lkp/linux/commits/Serge-Semin/EDAC-synopsys-Convert-sysfs-nodes-to-debugfs-ones/20230921-035302
base:   https://git.kernel.org/pub/scm/linux/kernel/git/ras/ras.git edac-for-next
patch link:    https://lore.kernel.org/r/20230920192806.29960-14-fancer.lancer%40gmail.com
patch subject: [PATCH v4 13/18] EDAC/synopsys: Introduce System/SDRAM address translation interface
config: arm64-randconfig-003-20230924 (https://download.01.org/0day-ci/archive/20230924/202309241453.RCKvoFI9-lkp@intel.com/config)
compiler: aarch64-linux-gcc (GCC) 13.2.0
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20230924/202309241453.RCKvoFI9-lkp@intel.com/reproduce)

If you fix the issue in a separate patch/commit (i.e. not just a new version of
the same patch/commit), kindly add following tags
| Reported-by: kernel test robot <yujie.liu@intel.com>
| Closes: https://lore.kernel.org/r/202309241453.RCKvoFI9-lkp@intel.com/

All warnings (new ones prefixed by >>):

>> drivers/edac/synopsys_edac.c:482:13: warning: 'snps_map_sys_to_sdram' defined but not used [-Wunused-function]
     482 | static void snps_map_sys_to_sdram(struct snps_edac_priv *priv,
         |             ^~~~~~~~~~~~~~~~~~~~~


vim +/snps_map_sys_to_sdram +482 drivers/edac/synopsys_edac.c

07abea90e8d373 Serge Semin 2023-09-20  472  
07abea90e8d373 Serge Semin 2023-09-20  473  /**
07abea90e8d373 Serge Semin 2023-09-20  474   * snps_map_sys_to_sdram - Map System address to SDRAM address.
07abea90e8d373 Serge Semin 2023-09-20  475   * @priv:	DDR memory controller private instance data.
07abea90e8d373 Serge Semin 2023-09-20  476   * @sys:	System address (source).
07abea90e8d373 Serge Semin 2023-09-20  477   * @sdram:	SDRAM address (destination).
07abea90e8d373 Serge Semin 2023-09-20  478   *
07abea90e8d373 Serge Semin 2023-09-20  479   * Perform a full mapping of the system address (detected on the controller
07abea90e8d373 Serge Semin 2023-09-20  480   * ports) to the SDRAM address tuple row/column/bank/etc.
07abea90e8d373 Serge Semin 2023-09-20  481   */
07abea90e8d373 Serge Semin 2023-09-20 @482  static void snps_map_sys_to_sdram(struct snps_edac_priv *priv,
07abea90e8d373 Serge Semin 2023-09-20  483  				  dma_addr_t sys, struct snps_sdram_addr *sdram)
07abea90e8d373 Serge Semin 2023-09-20  484  {
07abea90e8d373 Serge Semin 2023-09-20  485  	u64 app, hif;
07abea90e8d373 Serge Semin 2023-09-20  486  
07abea90e8d373 Serge Semin 2023-09-20  487  	app = sys;
07abea90e8d373 Serge Semin 2023-09-20  488  
07abea90e8d373 Serge Semin 2023-09-20  489  	snps_map_app_to_hif(priv, app, &hif);
07abea90e8d373 Serge Semin 2023-09-20  490  
07abea90e8d373 Serge Semin 2023-09-20  491  	snps_map_hif_to_sdram(priv, hif, sdram);
07abea90e8d373 Serge Semin 2023-09-20  492  }
07abea90e8d373 Serge Semin 2023-09-20  493  

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0-DAY CI Kernel Test Service
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