linux-kernel - Re: [PATCH v2] remoteproc: mediatek: fix side effect of mt8195 sram power on

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Date:   Sat, 12 Mar 2022 00:57:58 +0800
From:   kernel test robot <lkp@...el.com>
To:     Tinghan Shen <tinghan.shen@...iatek.com>,
        Bjorn Andersson <bjorn.andersson@...aro.org>,
        Mathieu Poirier <mathieu.poirier@...aro.org>,
        Matthias Brugger <matthias.bgg@...il.com>
Cc:     kbuild-all@...ts.01.org, linux-remoteproc@...r.kernel.org,
        linux-arm-kernel@...ts.infradead.org,
        linux-mediatek@...ts.infradead.org, linux-kernel@...r.kernel.org,
        AngeloGioacchino Del Regno 
        <angelogioacchino.delregno@...labora.com>,
        Project_Global_Chrome_Upstream_Group@...iatek.com,
        Tinghan Shen <tinghan.shen@...iatek.com>
Subject: Re: [PATCH v2] remoteproc: mediatek: fix side effect of mt8195 sram
 power on

Hi Tinghan,

Thank you for the patch! Yet something to improve:

[auto build test ERROR on remoteproc/rproc-next]
[also build test ERROR on v5.17-rc7 next-20220310]
[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/Tinghan-Shen/remoteproc-mediatek-fix-side-effect-of-mt8195-sram-power-on/20220311-203255
base:   git://git.kernel.org/pub/scm/linux/kernel/git/remoteproc/linux.git rproc-next
config: parisc-randconfig-r031-20220310 (https://download.01.org/0day-ci/archive/20220312/202203120056.qtDEVoye-lkp@intel.com/config)
compiler: hppa-linux-gcc (GCC) 11.2.0
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
        # https://github.com/0day-ci/linux/commit/6d56ab3bae4e0d5e07d295169602883ba7d7de08
        git remote add linux-review https://github.com/0day-ci/linux
        git fetch --no-tags linux-review Tinghan-Shen/remoteproc-mediatek-fix-side-effect-of-mt8195-sram-power-on/20220311-203255
        git checkout 6d56ab3bae4e0d5e07d295169602883ba7d7de08
        # save the config file to linux build tree
        mkdir build_dir
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-11.2.0 make.cross O=build_dir ARCH=parisc SHELL=/bin/bash drivers/remoteproc/

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/remoteproc/mtk_scp.c: In function 'mt8195_scp_before_load':
>> drivers/remoteproc/mtk_scp.c:418:27: error: 'MT8195_L1TCM_SRAM_PDN_RESERVED_BITS' undeclared (first use in this function); did you mean 'MT8195_L1TCM_SRAM_PDN_RESERVED_RSI_BITS'?
     418 |                           MT8195_L1TCM_SRAM_PDN_RESERVED_BITS);
         |                           ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
         |                           MT8195_L1TCM_SRAM_PDN_RESERVED_RSI_BITS
   drivers/remoteproc/mtk_scp.c:418:27: note: each undeclared identifier is reported only once for each function it appears in
   drivers/remoteproc/mtk_scp.c: In function 'mt8195_scp_stop':
   drivers/remoteproc/mtk_scp.c:592:28: error: 'MT8195_L1TCM_SRAM_PDN_RESERVED_BITS' undeclared (first use in this function); did you mean 'MT8195_L1TCM_SRAM_PDN_RESERVED_RSI_BITS'?
     592 |                            MT8195_L1TCM_SRAM_PDN_RESERVED_BITS);
         |                            ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
         |                            MT8195_L1TCM_SRAM_PDN_RESERVED_RSI_BITS


vim +418 drivers/remoteproc/mtk_scp.c

   405	
   406	static int mt8195_scp_before_load(struct mtk_scp *scp)
   407	{
   408		/* clear SPM interrupt, SCP2SPM_IPC_CLR */
   409		writel(0xff, scp->reg_base + MT8192_SCP2SPM_IPC_CLR);
   410	
   411		writel(1, scp->reg_base + MT8192_CORE0_SW_RSTN_SET);
   412	
   413		/* enable SRAM clock */
   414		scp_sram_power_on(scp->reg_base + MT8192_L2TCM_SRAM_PD_0, 0);
   415		scp_sram_power_on(scp->reg_base + MT8192_L2TCM_SRAM_PD_1, 0);
   416		scp_sram_power_on(scp->reg_base + MT8192_L2TCM_SRAM_PD_2, 0);
   417		scp_sram_power_on(scp->reg_base + MT8192_L1TCM_SRAM_PDN,
 > 418				  MT8195_L1TCM_SRAM_PDN_RESERVED_BITS);
   419		scp_sram_power_on(scp->reg_base + MT8192_CPU0_SRAM_PD, 0);
   420	
   421		/* enable MPU for all memory regions */
   422		writel(0xff, scp->reg_base + MT8192_CORE0_MEM_ATT_PREDEF);
   423	
   424		return 0;
   425	}
   426	

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