linux-kernel - [superna9999:amlogic/v5.17/g12-dsi 7/7] drivers/gpu/drm/meson/meson_vclk.c:1035:26: error: use of undeclared identifier 'vid_pll

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Message-ID: <202112101707.Kcrqw9L3-lkp@intel.com>
Date:   Fri, 10 Dec 2021 17:53:12 +0800
From:   kernel test robot <lkp@...el.com>
To:     Neil Armstrong <narmstrong@...libre.com>
Cc:     llvm@...ts.linux.dev, kbuild-all@...ts.01.org,
        linux-kernel@...r.kernel.org
Subject: [superna9999:amlogic/v5.17/g12-dsi 7/7]
 drivers/gpu/drm/meson/meson_vclk.c:1035:26: error: use of undeclared
 identifier 'vid_pll_div'

tree:   https://github.com/superna9999/linux amlogic/v5.17/g12-dsi
head:   cc44c3ce92a63f2c59a3f0ac03e6defd41542940
commit: cc44c3ce92a63f2c59a3f0ac03e6defd41542940 [7/7] WiP: drm/meson: vclk: add DSI clock config
config: arm-randconfig-r034-20211210 (https://download.01.org/0day-ci/archive/20211210/202112101707.Kcrqw9L3-lkp@intel.com/config)
compiler: clang version 14.0.0 (https://github.com/llvm/llvm-project 097a1cb1d5ebb3a0ec4bcaed8ba3ff6a8e33c00a)
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 arm cross compiling tool for clang build
        # apt-get install binutils-arm-linux-gnueabi
        # https://github.com/superna9999/linux/commit/cc44c3ce92a63f2c59a3f0ac03e6defd41542940
        git remote add superna9999 https://github.com/superna9999/linux
        git fetch --no-tags superna9999 amlogic/v5.17/g12-dsi
        git checkout cc44c3ce92a63f2c59a3f0ac03e6defd41542940
        # save the config file to linux build tree
        mkdir build_dir
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 O=build_dir ARCH=arm SHELL=/bin/bash drivers/gpu/drm/meson/

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/gpu/drm/meson/meson_vclk.c:1035:26: error: use of undeclared identifier 'vid_pll_div'
           meson_vid_pll_set(priv, vid_pll_div);
                                   ^
   1 error generated.


vim +/vid_pll_div +1035 drivers/gpu/drm/meson/meson_vclk.c

  1029	
  1030	static void meson_dsi_clock_config(struct meson_drm *priv, unsigned freq)
  1031	{
  1032		meson_hdmi_pll_generic_set(priv, freq);
  1033	
  1034		/* Setup vid_pll divider */
> 1035		meson_vid_pll_set(priv, vid_pll_div);
  1036		
  1037		/* Disable VCLK2 */
  1038		regmap_update_bits(priv->hhi, HHI_VIID_CLK_CNTL, VCLK2_EN, 0);
  1039	
  1040		/* Setup vid_pll to /1 */
  1041		meson_vid_pll_set(priv, VID_PLL_DIV_1);
  1042	
  1043		/* Setup the VCLK2 divider value */
  1044		regmap_update_bits(priv->hhi, HHI_VIID_CLK_DIV,
  1045					VCLK2_DIV_MASK, 0);
  1046	
  1047		/* select vid_pll for vclk2 */
  1048		regmap_update_bits(priv->hhi, HHI_VIID_CLK_CNTL,
  1049				VCLK2_SEL_MASK, (0 << VCLK2_SEL_SHIFT));
  1050	
  1051		/* enable vclk2 gate */
  1052		regmap_update_bits(priv->hhi, HHI_VIID_CLK_CNTL, VCLK2_EN, VCLK2_EN);
  1053	
  1054		/* select vclk2_div1 for encl */
  1055		regmap_update_bits(priv->hhi, HHI_VIID_CLK_DIV,
  1056					CTS_ENCL_SEL_MASK, (8 << CTS_ENCL_SEL_SHIFT));
  1057	
  1058		/* release vclk2_div_reset and enable vclk2_div */
  1059		regmap_update_bits(priv->hhi, HHI_VIID_CLK_DIV,
  1060					VCLK2_DIV_EN | VCLK2_DIV_RESET, VCLK2_DIV_EN);
  1061	
  1062		/* enable vclk2_div1 gate */
  1063		regmap_update_bits(priv->hhi, HHI_VIID_CLK_CNTL,
  1064					VCLK2_DIV1_EN, VCLK2_DIV1_EN);
  1065	
  1066		/* reset vclk2 */
  1067		regmap_update_bits(priv->hhi, HHI_VIID_CLK_CNTL,
  1068					VCLK2_SOFT_RESET, VCLK2_SOFT_RESET);
  1069		regmap_update_bits(priv->hhi, HHI_VIID_CLK_CNTL,
  1070					VCLK2_SOFT_RESET, 0);
  1071	
  1072		/* enable encl_clk */
  1073		regmap_update_bits(priv->hhi, HHI_VID_CLK_CNTL2,
  1074					CTS_ENCL_EN, CTS_ENCL_EN);
  1075	
  1076		usleep_range(10000, 11000);
  1077	}
  1078	

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