linux-kernel - [phy-linux-phy:next 2/5] drivers/phy/qualcomm/phy-qcom-qmp.c:2038:38: warning: unused variable 'sc8180x_qmp_pcie_serdes

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Message-ID: <202107211037.KCb2Bsgs-lkp@intel.com>
Date:   Wed, 21 Jul 2021 10:10:45 +0800
From:   kernel test robot <lkp@...el.com>
To:     Bjorn Andersson <bjorn.andersson@...aro.org>
Cc:     clang-built-linux@...glegroups.com, kbuild-all@...ts.01.org,
        Vinod Koul <vkoul@...nel.org>, Kishon <kishon@...com>,
        linux-kernel@...r.kernel.org
Subject: [phy-linux-phy:next 2/5]
 drivers/phy/qualcomm/phy-qcom-qmp.c:2038:38: warning: unused variable
 'sc8180x_qmp_pcie_serdes_tbl'

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/phy/linux-phy.git next
head:   d64519249e1d5520e8420936d662ec2cfb155dfc
commit: f839f14e24f27ccb1b822dd52f2ff4db340da52a [2/5] phy: qcom-qmp: Add sc8180x PCIe support
config: arm64-randconfig-r016-20210720 (attached as .config)
compiler: clang version 13.0.0 (https://github.com/llvm/llvm-project 87039c048c0cbc3d8cbba86187269b006bf2f373)
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 arm64 cross compiling tool for clang build
        # apt-get install binutils-aarch64-linux-gnu
        # https://git.kernel.org/pub/scm/linux/kernel/git/phy/linux-phy.git/commit/?id=f839f14e24f27ccb1b822dd52f2ff4db340da52a
        git remote add phy-linux-phy https://git.kernel.org/pub/scm/linux/kernel/git/phy/linux-phy.git
        git fetch --no-tags phy-linux-phy next
        git checkout f839f14e24f27ccb1b822dd52f2ff4db340da52a
        # save the attached .config to linux build tree
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross ARCH=arm64 

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/phy/qualcomm/phy-qcom-qmp.c:2038:38: warning: unused variable 'sc8180x_qmp_pcie_serdes_tbl' [-Wunused-const-variable]
   static const struct qmp_phy_init_tbl sc8180x_qmp_pcie_serdes_tbl[] = {
                                        ^
   1 warning generated.


vim +/sc8180x_qmp_pcie_serdes_tbl +2038 drivers/phy/qualcomm/phy-qcom-qmp.c

  2037	
> 2038	static const struct qmp_phy_init_tbl sc8180x_qmp_pcie_serdes_tbl[] = {
  2039		QMP_PHY_INIT_CFG(QSERDES_V4_COM_SYSCLK_EN_SEL, 0x08),
  2040		QMP_PHY_INIT_CFG(QSERDES_V4_COM_CLK_SELECT, 0x34),
  2041		QMP_PHY_INIT_CFG(QSERDES_V4_COM_CORECLK_DIV_MODE1, 0x08),
  2042		QMP_PHY_INIT_CFG(QSERDES_V4_COM_PLL_IVCO, 0x0f),
  2043		QMP_PHY_INIT_CFG(QSERDES_V4_COM_LOCK_CMP_EN, 0x42),
  2044		QMP_PHY_INIT_CFG(QSERDES_V4_COM_VCO_TUNE1_MODE0, 0x24),
  2045		QMP_PHY_INIT_CFG(QSERDES_V4_COM_VCO_TUNE2_MODE1, 0x03),
  2046		QMP_PHY_INIT_CFG(QSERDES_V4_COM_VCO_TUNE1_MODE1, 0xb4),
  2047		QMP_PHY_INIT_CFG(QSERDES_V4_COM_VCO_TUNE_MAP, 0x02),
  2048		QMP_PHY_INIT_CFG(QSERDES_V4_COM_BIN_VCOCAL_HSCLK_SEL, 0x11),
  2049		QMP_PHY_INIT_CFG(QSERDES_V4_COM_DEC_START_MODE0, 0x82),
  2050		QMP_PHY_INIT_CFG(QSERDES_V4_COM_DIV_FRAC_START3_MODE0, 0x03),
  2051		QMP_PHY_INIT_CFG(QSERDES_V4_COM_DIV_FRAC_START2_MODE0, 0x55),
  2052		QMP_PHY_INIT_CFG(QSERDES_V4_COM_DIV_FRAC_START1_MODE0, 0x55),
  2053		QMP_PHY_INIT_CFG(QSERDES_V4_COM_LOCK_CMP2_MODE0, 0x1a),
  2054		QMP_PHY_INIT_CFG(QSERDES_V4_COM_LOCK_CMP1_MODE0, 0x0a),
  2055		QMP_PHY_INIT_CFG(QSERDES_V4_COM_DEC_START_MODE1, 0x68),
  2056		QMP_PHY_INIT_CFG(QSERDES_V4_COM_DIV_FRAC_START3_MODE1, 0x02),
  2057		QMP_PHY_INIT_CFG(QSERDES_V4_COM_DIV_FRAC_START2_MODE1, 0xaa),
  2058		QMP_PHY_INIT_CFG(QSERDES_V4_COM_DIV_FRAC_START1_MODE1, 0xab),
  2059		QMP_PHY_INIT_CFG(QSERDES_V4_COM_LOCK_CMP2_MODE1, 0x34),
  2060		QMP_PHY_INIT_CFG(QSERDES_V4_COM_LOCK_CMP1_MODE1, 0x14),
  2061		QMP_PHY_INIT_CFG(QSERDES_V4_COM_HSCLK_SEL, 0x01),
  2062		QMP_PHY_INIT_CFG(QSERDES_V4_COM_CP_CTRL_MODE0, 0x06),
  2063		QMP_PHY_INIT_CFG(QSERDES_V4_COM_PLL_RCTRL_MODE0, 0x16),
  2064		QMP_PHY_INIT_CFG(QSERDES_V4_COM_PLL_CCTRL_MODE0, 0x36),
  2065		QMP_PHY_INIT_CFG(QSERDES_V4_COM_CP_CTRL_MODE1, 0x06),
  2066		QMP_PHY_INIT_CFG(QSERDES_V4_COM_PLL_RCTRL_MODE1, 0x16),
  2067		QMP_PHY_INIT_CFG(QSERDES_V4_COM_PLL_CCTRL_MODE1, 0x36),
  2068		QMP_PHY_INIT_CFG(QSERDES_V4_COM_BIN_VCOCAL_CMP_CODE2_MODE0, 0x1e),
  2069		QMP_PHY_INIT_CFG(QSERDES_V4_COM_BIN_VCOCAL_CMP_CODE1_MODE0, 0xca),
  2070		QMP_PHY_INIT_CFG(QSERDES_V4_COM_BIN_VCOCAL_CMP_CODE2_MODE1, 0x18),
  2071		QMP_PHY_INIT_CFG(QSERDES_V4_COM_BIN_VCOCAL_CMP_CODE1_MODE1, 0xa2),
  2072		QMP_PHY_INIT_CFG(QSERDES_V4_COM_SYSCLK_BUF_ENABLE, 0x07),
  2073		QMP_PHY_INIT_CFG(QSERDES_V4_COM_SSC_EN_CENTER, 0x01),
  2074		QMP_PHY_INIT_CFG(QSERDES_V4_COM_SSC_PER1, 0x31),
  2075		QMP_PHY_INIT_CFG(QSERDES_V4_COM_SSC_PER2, 0x01),
  2076		QMP_PHY_INIT_CFG(QSERDES_V4_COM_SSC_STEP_SIZE1_MODE0, 0xde),
  2077		QMP_PHY_INIT_CFG(QSERDES_V4_COM_SSC_STEP_SIZE2_MODE0, 0x07),
  2078		QMP_PHY_INIT_CFG(QSERDES_V4_COM_SSC_STEP_SIZE1_MODE1, 0x4c),
  2079		QMP_PHY_INIT_CFG(QSERDES_V4_COM_SSC_STEP_SIZE2_MODE1, 0x06),
  2080		QMP_PHY_INIT_CFG(QSERDES_V4_COM_CLK_ENABLE1, 0x90),
  2081	};
  2082	

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

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