[kbuild-all] [freescale-fslc:pr/288 12051/17591] drivers/gpu/drm/imx/mhdp/cdns-mhdp-imx8qm.c:127:5: warning: no previous prototype for 'imx8qm_clocks_init'

Hi Sandor, First bad commit (maybe != root cause): tree: https://github.com/Freescale/linux-fslc pr/288 head: 26c3698b94fe22823c8dcefb548326265c708b5c commit: c3bb7b79d985949d292d9057004fa606a1831bcc [12051/17591] MLK-24427-1: drm: gpu: imx: Move cdns driver files to mhdp folder config: mips-randconfig-r006-20210312 (attached as .config) compiler: mips-linux-gcc (GCC) 9.3.0 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/Freescale/linux-fslc/commit/c3bb7b79d985949d292d905700... git remote add freescale-fslc https://github.com/Freescale/linux-fslc git fetch --no-tags freescale-fslc pr/288 git checkout c3bb7b79d985949d292d9057004fa606a1831bcc # save the attached .config to linux build tree COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross ARCH=mips If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <lkp(a)intel.com&gt; All warnings (new ones prefixed by >>): 127 | int imx8qm_clocks_init(struct imx_mhdp_device *imx_mhdp) | ^~~~~~~~~~~~~~~~~~ 525 | int cdns_mhdp_firmware_write_section(struct imx_mhdp_device *imx_mhdp, | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ -- 31 | int ls1028a_clocks_init(struct imx_mhdp_device *imx_mhdp) | ^~~~~~~~~~~~~~~~~~~ Kconfig warnings: (for reference only) WARNING: unmet direct dependencies detected for DRM_SEC_MIPI_DSIM Depends on HAS_IOMEM && DRM && DRM_BRIDGE && OF Selected by - DRM_IMX_SEC_DSIM && HAS_IOMEM && DRM_IMX WARNING: unmet direct dependencies detected for DRM_CDNS_MHDP Depends on HAS_IOMEM && DRM && DRM_BRIDGE && OF Selected by - DRM_IMX_CDNS_MHDP && HAS_IOMEM && DRM_IMX WARNING: unmet direct dependencies detected for GPIO_MXC Depends on GPIOLIB && HAS_IOMEM && ARCH_MXC Selected by - GPIO_MXC_PAD_WAKEUP && GPIOLIB && HAS_IOMEM && IMX_SCU WARNING: unmet direct dependencies detected for INPUT_POLLDEV Depends on !UML && INPUT Selected by - MXC_MMA8451 && HWMON && I2C vim +/imx8qm_clocks_init +127 drivers/gpu/drm/imx/mhdp/cdns-mhdp-imx8qm.c 92754d3a7a0315 drivers/gpu/drm/imx/cdn-mhdp-imx8qm.c Sandor Yu 2019-08-23 126 769411dee515a8 drivers/gpu/drm/imx/cdn-mhdp-imx8qm.c Sandor Yu 2019-09-11 @127 int imx8qm_clocks_init(struct imx_mhdp_device *imx_mhdp) 92754d3a7a0315 drivers/gpu/drm/imx/cdn-mhdp-imx8qm.c Sandor Yu 2019-08-23 128 { 769411dee515a8 drivers/gpu/drm/imx/cdn-mhdp-imx8qm.c Sandor Yu 2019-09-11 129 struct device *dev = imx_mhdp->mhdp.dev; 769411dee515a8 drivers/gpu/drm/imx/cdn-mhdp-imx8qm.c Sandor Yu 2019-09-11 130 struct imx_hdp_clks *clks = &imx_mhdp->clks; 92754d3a7a0315 drivers/gpu/drm/imx/cdn-mhdp-imx8qm.c Sandor Yu 2019-08-23 131 92754d3a7a0315 drivers/gpu/drm/imx/cdn-mhdp-imx8qm.c Sandor Yu 2019-08-23 132 clks->dig_pll = devm_clk_get(dev, "dig_pll"); 92754d3a7a0315 drivers/gpu/drm/imx/cdn-mhdp-imx8qm.c Sandor Yu 2019-08-23 133 if (IS_ERR(clks->dig_pll)) { 92754d3a7a0315 drivers/gpu/drm/imx/cdn-mhdp-imx8qm.c Sandor Yu 2019-08-23 134 dev_warn(dev, "failed to get dig pll clk\n"); 92754d3a7a0315 drivers/gpu/drm/imx/cdn-mhdp-imx8qm.c Sandor Yu 2019-08-23 135 return PTR_ERR(clks->dig_pll); 92754d3a7a0315 drivers/gpu/drm/imx/cdn-mhdp-imx8qm.c Sandor Yu 2019-08-23 136 } 92754d3a7a0315 drivers/gpu/drm/imx/cdn-mhdp-imx8qm.c Sandor Yu 2019-08-23 137 92754d3a7a0315 drivers/gpu/drm/imx/cdn-mhdp-imx8qm.c Sandor Yu 2019-08-23 138 clks->av_pll = devm_clk_get(dev, "av_pll"); 92754d3a7a0315 drivers/gpu/drm/imx/cdn-mhdp-imx8qm.c Sandor Yu 2019-08-23 139 if (IS_ERR(clks->av_pll)) { 92754d3a7a0315 drivers/gpu/drm/imx/cdn-mhdp-imx8qm.c Sandor Yu 2019-08-23 140 dev_warn(dev, "failed to get av pll clk\n"); 92754d3a7a0315 drivers/gpu/drm/imx/cdn-mhdp-imx8qm.c Sandor Yu 2019-08-23 141 return PTR_ERR(clks->av_pll); 92754d3a7a0315 drivers/gpu/drm/imx/cdn-mhdp-imx8qm.c Sandor Yu 2019-08-23 142 } 92754d3a7a0315 drivers/gpu/drm/imx/cdn-mhdp-imx8qm.c Sandor Yu 2019-08-23 143 92754d3a7a0315 drivers/gpu/drm/imx/cdn-mhdp-imx8qm.c Sandor Yu 2019-08-23 144 clks->clk_ipg = devm_clk_get(dev, "clk_ipg"); 92754d3a7a0315 drivers/gpu/drm/imx/cdn-mhdp-imx8qm.c Sandor Yu 2019-08-23 145 if (IS_ERR(clks->clk_ipg)) { 92754d3a7a0315 drivers/gpu/drm/imx/cdn-mhdp-imx8qm.c Sandor Yu 2019-08-23 146 dev_warn(dev, "failed to get dp ipg clk\n"); 92754d3a7a0315 drivers/gpu/drm/imx/cdn-mhdp-imx8qm.c Sandor Yu 2019-08-23 147 return PTR_ERR(clks->clk_ipg); 92754d3a7a0315 drivers/gpu/drm/imx/cdn-mhdp-imx8qm.c Sandor Yu 2019-08-23 148 } 92754d3a7a0315 drivers/gpu/drm/imx/cdn-mhdp-imx8qm.c Sandor Yu 2019-08-23 149 92754d3a7a0315 drivers/gpu/drm/imx/cdn-mhdp-imx8qm.c Sandor Yu 2019-08-23 150 clks->clk_core = devm_clk_get(dev, "clk_core"); 92754d3a7a0315 drivers/gpu/drm/imx/cdn-mhdp-imx8qm.c Sandor Yu 2019-08-23 151 if (IS_ERR(clks->clk_core)) { 92754d3a7a0315 drivers/gpu/drm/imx/cdn-mhdp-imx8qm.c Sandor Yu 2019-08-23 152 dev_warn(dev, "failed to get hdp core clk\n"); 92754d3a7a0315 drivers/gpu/drm/imx/cdn-mhdp-imx8qm.c Sandor Yu 2019-08-23 153 return PTR_ERR(clks->clk_core); 92754d3a7a0315 drivers/gpu/drm/imx/cdn-mhdp-imx8qm.c Sandor Yu 2019-08-23 154 } 92754d3a7a0315 drivers/gpu/drm/imx/cdn-mhdp-imx8qm.c Sandor Yu 2019-08-23 155 92754d3a7a0315 drivers/gpu/drm/imx/cdn-mhdp-imx8qm.c Sandor Yu 2019-08-23 156 clks->clk_pxl = devm_clk_get(dev, "clk_pxl"); 92754d3a7a0315 drivers/gpu/drm/imx/cdn-mhdp-imx8qm.c Sandor Yu 2019-08-23 157 if (IS_ERR(clks->clk_pxl)) { 92754d3a7a0315 drivers/gpu/drm/imx/cdn-mhdp-imx8qm.c Sandor Yu 2019-08-23 158 dev_warn(dev, "failed to get pxl clk\n"); 92754d3a7a0315 drivers/gpu/drm/imx/cdn-mhdp-imx8qm.c Sandor Yu 2019-08-23 159 return PTR_ERR(clks->clk_pxl); 92754d3a7a0315 drivers/gpu/drm/imx/cdn-mhdp-imx8qm.c Sandor Yu 2019-08-23 160 } 92754d3a7a0315 drivers/gpu/drm/imx/cdn-mhdp-imx8qm.c Sandor Yu 2019-08-23 161 92754d3a7a0315 drivers/gpu/drm/imx/cdn-mhdp-imx8qm.c Sandor Yu 2019-08-23 162 clks->clk_pxl_mux = devm_clk_get(dev, "clk_pxl_mux"); 92754d3a7a0315 drivers/gpu/drm/imx/cdn-mhdp-imx8qm.c Sandor Yu 2019-08-23 163 if (IS_ERR(clks->clk_pxl_mux)) { 92754d3a7a0315 drivers/gpu/drm/imx/cdn-mhdp-imx8qm.c Sandor Yu 2019-08-23 164 dev_warn(dev, "failed to get pxl mux clk\n"); 92754d3a7a0315 drivers/gpu/drm/imx/cdn-mhdp-imx8qm.c Sandor Yu 2019-08-23 165 return PTR_ERR(clks->clk_pxl_mux); 92754d3a7a0315 drivers/gpu/drm/imx/cdn-mhdp-imx8qm.c Sandor Yu 2019-08-23 166 } 92754d3a7a0315 drivers/gpu/drm/imx/cdn-mhdp-imx8qm.c Sandor Yu 2019-08-23 167 92754d3a7a0315 drivers/gpu/drm/imx/cdn-mhdp-imx8qm.c Sandor Yu 2019-08-23 168 clks->clk_pxl_link = devm_clk_get(dev, "clk_pxl_link"); 849c2f92744184 drivers/gpu/drm/imx/cdn-mhdp-imx8qm.c Sandor Yu 2020-06-19 169 if (IS_ERR(clks->clk_pxl_link)) { 92754d3a7a0315 drivers/gpu/drm/imx/cdn-mhdp-imx8qm.c Sandor Yu 2019-08-23 170 dev_warn(dev, "failed to get pxl link clk\n"); 92754d3a7a0315 drivers/gpu/drm/imx/cdn-mhdp-imx8qm.c Sandor Yu 2019-08-23 171 return PTR_ERR(clks->clk_pxl_link); 92754d3a7a0315 drivers/gpu/drm/imx/cdn-mhdp-imx8qm.c Sandor Yu 2019-08-23 172 } 92754d3a7a0315 drivers/gpu/drm/imx/cdn-mhdp-imx8qm.c Sandor Yu 2019-08-23 173 92754d3a7a0315 drivers/gpu/drm/imx/cdn-mhdp-imx8qm.c Sandor Yu 2019-08-23 174 clks->lpcg_hdp = devm_clk_get(dev, "lpcg_hdp"); 92754d3a7a0315 drivers/gpu/drm/imx/cdn-mhdp-imx8qm.c Sandor Yu 2019-08-23 175 if (IS_ERR(clks->lpcg_hdp)) { 92754d3a7a0315 drivers/gpu/drm/imx/cdn-mhdp-imx8qm.c Sandor Yu 2019-08-23 176 dev_warn(dev, "failed to get lpcg hdp clk\n"); 92754d3a7a0315 drivers/gpu/drm/imx/cdn-mhdp-imx8qm.c Sandor Yu 2019-08-23 177 return PTR_ERR(clks->lpcg_hdp); 92754d3a7a0315 drivers/gpu/drm/imx/cdn-mhdp-imx8qm.c Sandor Yu 2019-08-23 178 } 92754d3a7a0315 drivers/gpu/drm/imx/cdn-mhdp-imx8qm.c Sandor Yu 2019-08-23 179 92754d3a7a0315 drivers/gpu/drm/imx/cdn-mhdp-imx8qm.c Sandor Yu 2019-08-23 180 clks->lpcg_msi = devm_clk_get(dev, "lpcg_msi"); 92754d3a7a0315 drivers/gpu/drm/imx/cdn-mhdp-imx8qm.c Sandor Yu 2019-08-23 181 if (IS_ERR(clks->lpcg_msi)) { 92754d3a7a0315 drivers/gpu/drm/imx/cdn-mhdp-imx8qm.c Sandor Yu 2019-08-23 182 dev_warn(dev, "failed to get lpcg msi clk\n"); 92754d3a7a0315 drivers/gpu/drm/imx/cdn-mhdp-imx8qm.c Sandor Yu 2019-08-23 183 return PTR_ERR(clks->lpcg_msi); 92754d3a7a0315 drivers/gpu/drm/imx/cdn-mhdp-imx8qm.c Sandor Yu 2019-08-23 184 } 92754d3a7a0315 drivers/gpu/drm/imx/cdn-mhdp-imx8qm.c Sandor Yu 2019-08-23 185 92754d3a7a0315 drivers/gpu/drm/imx/cdn-mhdp-imx8qm.c Sandor Yu 2019-08-23 186 clks->lpcg_pxl = devm_clk_get(dev, "lpcg_pxl"); 92754d3a7a0315 drivers/gpu/drm/imx/cdn-mhdp-imx8qm.c Sandor Yu 2019-08-23 187 if (IS_ERR(clks->lpcg_pxl)) { 92754d3a7a0315 drivers/gpu/drm/imx/cdn-mhdp-imx8qm.c Sandor Yu 2019-08-23 188 dev_warn(dev, "failed to get lpcg pxl clk\n"); 92754d3a7a0315 drivers/gpu/drm/imx/cdn-mhdp-imx8qm.c Sandor Yu 2019-08-23 189 return PTR_ERR(clks->lpcg_pxl); 92754d3a7a0315 drivers/gpu/drm/imx/cdn-mhdp-imx8qm.c Sandor Yu 2019-08-23 190 } 92754d3a7a0315 drivers/gpu/drm/imx/cdn-mhdp-imx8qm.c Sandor Yu 2019-08-23 191 92754d3a7a0315 drivers/gpu/drm/imx/cdn-mhdp-imx8qm.c Sandor Yu 2019-08-23 192 clks->lpcg_vif = devm_clk_get(dev, "lpcg_vif"); 92754d3a7a0315 drivers/gpu/drm/imx/cdn-mhdp-imx8qm.c Sandor Yu 2019-08-23 193 if (IS_ERR(clks->lpcg_vif)) { 92754d3a7a0315 drivers/gpu/drm/imx/cdn-mhdp-imx8qm.c Sandor Yu 2019-08-23 194 dev_warn(dev, "failed to get lpcg vif clk\n"); 92754d3a7a0315 drivers/gpu/drm/imx/cdn-mhdp-imx8qm.c Sandor Yu 2019-08-23 195 return PTR_ERR(clks->lpcg_vif); 92754d3a7a0315 drivers/gpu/drm/imx/cdn-mhdp-imx8qm.c Sandor Yu 2019-08-23 196 } 92754d3a7a0315 drivers/gpu/drm/imx/cdn-mhdp-imx8qm.c Sandor Yu 2019-08-23 197 92754d3a7a0315 drivers/gpu/drm/imx/cdn-mhdp-imx8qm.c Sandor Yu 2019-08-23 198 clks->lpcg_lis = devm_clk_get(dev, "lpcg_lis"); 92754d3a7a0315 drivers/gpu/drm/imx/cdn-mhdp-imx8qm.c Sandor Yu 2019-08-23 199 if (IS_ERR(clks->lpcg_lis)) { 92754d3a7a0315 drivers/gpu/drm/imx/cdn-mhdp-imx8qm.c Sandor Yu 2019-08-23 200 dev_warn(dev, "failed to get lpcg lis clk\n"); 92754d3a7a0315 drivers/gpu/drm/imx/cdn-mhdp-imx8qm.c Sandor Yu 2019-08-23 201 return PTR_ERR(clks->lpcg_lis); 92754d3a7a0315 drivers/gpu/drm/imx/cdn-mhdp-imx8qm.c Sandor Yu 2019-08-23 202 } 92754d3a7a0315 drivers/gpu/drm/imx/cdn-mhdp-imx8qm.c Sandor Yu 2019-08-23 203 92754d3a7a0315 drivers/gpu/drm/imx/cdn-mhdp-imx8qm.c Sandor Yu 2019-08-23 204 clks->lpcg_apb = devm_clk_get(dev, "lpcg_apb"); 92754d3a7a0315 drivers/gpu/drm/imx/cdn-mhdp-imx8qm.c Sandor Yu 2019-08-23 205 if (IS_ERR(clks->lpcg_apb)) { 92754d3a7a0315 drivers/gpu/drm/imx/cdn-mhdp-imx8qm.c Sandor Yu 2019-08-23 206 dev_warn(dev, "failed to get lpcg apb clk\n"); 92754d3a7a0315 drivers/gpu/drm/imx/cdn-mhdp-imx8qm.c Sandor Yu 2019-08-23 207 return PTR_ERR(clks->lpcg_apb); 92754d3a7a0315 drivers/gpu/drm/imx/cdn-mhdp-imx8qm.c Sandor Yu 2019-08-23 208 } 92754d3a7a0315 drivers/gpu/drm/imx/cdn-mhdp-imx8qm.c Sandor Yu 2019-08-23 209 92754d3a7a0315 drivers/gpu/drm/imx/cdn-mhdp-imx8qm.c Sandor Yu 2019-08-23 210 clks->lpcg_apb_csr = devm_clk_get(dev, "lpcg_apb_csr"); 92754d3a7a0315 drivers/gpu/drm/imx/cdn-mhdp-imx8qm.c Sandor Yu 2019-08-23 211 if (IS_ERR(clks->lpcg_apb_csr)) { 92754d3a7a0315 drivers/gpu/drm/imx/cdn-mhdp-imx8qm.c Sandor Yu 2019-08-23 212 dev_warn(dev, "failed to get apb csr clk\n"); 92754d3a7a0315 drivers/gpu/drm/imx/cdn-mhdp-imx8qm.c Sandor Yu 2019-08-23 213 return PTR_ERR(clks->lpcg_apb_csr); 92754d3a7a0315 drivers/gpu/drm/imx/cdn-mhdp-imx8qm.c Sandor Yu 2019-08-23 214 } 92754d3a7a0315 drivers/gpu/drm/imx/cdn-mhdp-imx8qm.c Sandor Yu 2019-08-23 215 92754d3a7a0315 drivers/gpu/drm/imx/cdn-mhdp-imx8qm.c Sandor Yu 2019-08-23 216 clks->lpcg_apb_ctrl = devm_clk_get(dev, "lpcg_apb_ctrl"); 92754d3a7a0315 drivers/gpu/drm/imx/cdn-mhdp-imx8qm.c Sandor Yu 2019-08-23 217 if (IS_ERR(clks->lpcg_apb_ctrl)) { 92754d3a7a0315 drivers/gpu/drm/imx/cdn-mhdp-imx8qm.c Sandor Yu 2019-08-23 218 dev_warn(dev, "failed to get lpcg apb ctrl clk\n"); 92754d3a7a0315 drivers/gpu/drm/imx/cdn-mhdp-imx8qm.c Sandor Yu 2019-08-23 219 return PTR_ERR(clks->lpcg_apb_ctrl); 92754d3a7a0315 drivers/gpu/drm/imx/cdn-mhdp-imx8qm.c Sandor Yu 2019-08-23 220 } 92754d3a7a0315 drivers/gpu/drm/imx/cdn-mhdp-imx8qm.c Sandor Yu 2019-08-23 221 92754d3a7a0315 drivers/gpu/drm/imx/cdn-mhdp-imx8qm.c Sandor Yu 2019-08-23 222 clks->clk_i2s_bypass = devm_clk_get(dev, "clk_i2s_bypass"); 92754d3a7a0315 drivers/gpu/drm/imx/cdn-mhdp-imx8qm.c Sandor Yu 2019-08-23 223 if (IS_ERR(clks->clk_i2s_bypass)) { 92754d3a7a0315 drivers/gpu/drm/imx/cdn-mhdp-imx8qm.c Sandor Yu 2019-08-23 224 dev_err(dev, "failed to get i2s bypass clk\n"); 92754d3a7a0315 drivers/gpu/drm/imx/cdn-mhdp-imx8qm.c Sandor Yu 2019-08-23 225 return PTR_ERR(clks->clk_i2s_bypass); 92754d3a7a0315 drivers/gpu/drm/imx/cdn-mhdp-imx8qm.c Sandor Yu 2019-08-23 226 } 92754d3a7a0315 drivers/gpu/drm/imx/cdn-mhdp-imx8qm.c Sandor Yu 2019-08-23 227 92754d3a7a0315 drivers/gpu/drm/imx/cdn-mhdp-imx8qm.c Sandor Yu 2019-08-23 228 clks->lpcg_i2s = devm_clk_get(dev, "lpcg_i2s"); 92754d3a7a0315 drivers/gpu/drm/imx/cdn-mhdp-imx8qm.c Sandor Yu 2019-08-23 229 if (IS_ERR(clks->lpcg_i2s)) { 92754d3a7a0315 drivers/gpu/drm/imx/cdn-mhdp-imx8qm.c Sandor Yu 2019-08-23 230 dev_err(dev, "failed to get lpcg i2s clk\n"); 92754d3a7a0315 drivers/gpu/drm/imx/cdn-mhdp-imx8qm.c Sandor Yu 2019-08-23 231 return PTR_ERR(clks->lpcg_i2s); 92754d3a7a0315 drivers/gpu/drm/imx/cdn-mhdp-imx8qm.c Sandor Yu 2019-08-23 232 } 92754d3a7a0315 drivers/gpu/drm/imx/cdn-mhdp-imx8qm.c Sandor Yu 2019-08-23 233 return true; 92754d3a7a0315 drivers/gpu/drm/imx/cdn-mhdp-imx8qm.c Sandor Yu 2019-08-23 234 } 92754d3a7a0315 drivers/gpu/drm/imx/cdn-mhdp-imx8qm.c Sandor Yu 2019-08-23 235 :::::: The code at line 127 was first introduced by commit :::::: 769411dee515a8230d637f6fdd1cc0fbe8e66f56 drm: imx: add imx8mq hdmi support :::::: TO: Sandor Yu <Sandor.yu(a)nxp.com&gt; :::::: CC: Dong Aisheng <aisheng.dong(a)nxp.com&gt; --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org