Hi Serge, I love your patch! Yet something to improve: [auto build test ERROR on v5.17] [also build test ERROR on next-20220328] [cannot apply to axboe-block/for-next robh/for-next linus/master] [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/intel-lab-lkp/linux/commits/Serge-Semin/ata-ahci-Add-DWC-Baikal-T1-AHCI-SATA-support/20220328-234809 base: f443e374ae131c168a065ea1748feac6b2e76613 config: arm-randconfig-r015-20220327 (https://download.01.org/0day-ci/archive/20220329/202203290752.NKWGfglB-lkp@xxxxxxxxx/config) compiler: clang version 15.0.0 (https://github.com/llvm/llvm-project 0f6d9501cf49ce02937099350d08f20c4af86f3d) 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/intel-lab-lkp/linux/commit/28cf1dcfb31bfca35af403a8774d0d880923fab3 git remote add linux-review https://github.com/intel-lab-lkp/linux git fetch --no-tags linux-review Serge-Semin/ata-ahci-Add-DWC-Baikal-T1-AHCI-SATA-support/20220328-234809 git checkout 28cf1dcfb31bfca35af403a8774d0d880923fab3 # 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/ata/ If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <lkp@xxxxxxxxx> All errors (new ones prefixed by >>): >> drivers/ata/ahci_da850.c:181:6: error: invalid argument type 'struct clk_bulk_data' to unary expression if (!hpriv->clks[0]) { ^~~~~~~~~~~~~~~ >> drivers/ata/ahci_da850.c:186:18: error: assigning to 'struct clk_bulk_data' from incompatible type 'struct clk *' hpriv->clks[0] = clk; ^ ~~~ drivers/ata/ahci_da850.c:194:6: error: invalid argument type 'struct clk_bulk_data' to unary expression if (!hpriv->clks[1]) { ^~~~~~~~~~~~~~~ drivers/ata/ahci_da850.c:201:18: error: assigning to 'struct clk_bulk_data' from incompatible type 'struct clk *' hpriv->clks[1] = clk; ^ ~~~ >> drivers/ata/ahci_da850.c:204:46: error: passing 'struct clk_bulk_data' to parameter of incompatible type 'struct clk *' mpy = ahci_da850_calculate_mpy(clk_get_rate(hpriv->clks[1])); ^~~~~~~~~~~~~~ include/linux/clk.h:880:54: note: passing argument to parameter 'clk' here static inline unsigned long clk_get_rate(struct clk *clk) ^ 5 errors generated. vim +181 drivers/ata/ahci_da850.c 018d5ef2048fca Akinobu Mita 2015-01-29 159 ae8723f8a9c8e8 Bartlomiej Zolnierkiewicz 2014-03-25 160 static int ahci_da850_probe(struct platform_device *pdev) ae8723f8a9c8e8 Bartlomiej Zolnierkiewicz 2014-03-25 161 { ae8723f8a9c8e8 Bartlomiej Zolnierkiewicz 2014-03-25 162 struct device *dev = &pdev->dev; ae8723f8a9c8e8 Bartlomiej Zolnierkiewicz 2014-03-25 163 struct ahci_host_priv *hpriv; ae8723f8a9c8e8 Bartlomiej Zolnierkiewicz 2014-03-25 164 void __iomem *pwrdn_reg; cdf0ead3747200 Bartosz Golaszewski 2017-01-30 165 struct resource *res; 82dbe1a68fd65a Bartosz Golaszewski 2017-01-30 166 struct clk *clk; cdf0ead3747200 Bartosz Golaszewski 2017-01-30 167 u32 mpy; ae8723f8a9c8e8 Bartlomiej Zolnierkiewicz 2014-03-25 168 int rc; ae8723f8a9c8e8 Bartlomiej Zolnierkiewicz 2014-03-25 169 16af2d65842d34 Kunihiko Hayashi 2018-08-22 170 hpriv = ahci_platform_get_resources(pdev, 0); ae8723f8a9c8e8 Bartlomiej Zolnierkiewicz 2014-03-25 171 if (IS_ERR(hpriv)) ae8723f8a9c8e8 Bartlomiej Zolnierkiewicz 2014-03-25 172 return PTR_ERR(hpriv); ae8723f8a9c8e8 Bartlomiej Zolnierkiewicz 2014-03-25 173 82dbe1a68fd65a Bartosz Golaszewski 2017-01-30 174 /* 82dbe1a68fd65a Bartosz Golaszewski 2017-01-30 175 * Internally ahci_platform_get_resources() calls clk_get(dev, NULL) 82dbe1a68fd65a Bartosz Golaszewski 2017-01-30 176 * when trying to obtain the functional clock. This SATA controller 82dbe1a68fd65a Bartosz Golaszewski 2017-01-30 177 * uses two clocks for which we specify two connection ids. If we don't 82dbe1a68fd65a Bartosz Golaszewski 2017-01-30 178 * have the functional clock at this point - call clk_get() again with 82dbe1a68fd65a Bartosz Golaszewski 2017-01-30 179 * con_id = "fck". 82dbe1a68fd65a Bartosz Golaszewski 2017-01-30 180 */ 82dbe1a68fd65a Bartosz Golaszewski 2017-01-30 @181 if (!hpriv->clks[0]) { 82dbe1a68fd65a Bartosz Golaszewski 2017-01-30 182 clk = clk_get(dev, "fck"); 82dbe1a68fd65a Bartosz Golaszewski 2017-01-30 183 if (IS_ERR(clk)) 82dbe1a68fd65a Bartosz Golaszewski 2017-01-30 184 return PTR_ERR(clk); 82dbe1a68fd65a Bartosz Golaszewski 2017-01-30 185 82dbe1a68fd65a Bartosz Golaszewski 2017-01-30 @186 hpriv->clks[0] = clk; 82dbe1a68fd65a Bartosz Golaszewski 2017-01-30 187 } 82dbe1a68fd65a Bartosz Golaszewski 2017-01-30 188 cdf0ead3747200 Bartosz Golaszewski 2017-01-30 189 /* cdf0ead3747200 Bartosz Golaszewski 2017-01-30 190 * The second clock used by ahci-da850 is the external REFCLK. If we cdf0ead3747200 Bartosz Golaszewski 2017-01-30 191 * didn't get it from ahci_platform_get_resources(), let's try to cdf0ead3747200 Bartosz Golaszewski 2017-01-30 192 * specify the con_id in clk_get(). cdf0ead3747200 Bartosz Golaszewski 2017-01-30 193 */ cdf0ead3747200 Bartosz Golaszewski 2017-01-30 194 if (!hpriv->clks[1]) { cdf0ead3747200 Bartosz Golaszewski 2017-01-30 195 clk = clk_get(dev, "refclk"); cdf0ead3747200 Bartosz Golaszewski 2017-01-30 196 if (IS_ERR(clk)) { cdf0ead3747200 Bartosz Golaszewski 2017-01-30 197 dev_err(dev, "unable to obtain the reference clock"); cdf0ead3747200 Bartosz Golaszewski 2017-01-30 198 return -ENODEV; cdf0ead3747200 Bartosz Golaszewski 2017-01-30 199 } cdf0ead3747200 Bartosz Golaszewski 2017-01-30 200 cdf0ead3747200 Bartosz Golaszewski 2017-01-30 201 hpriv->clks[1] = clk; cdf0ead3747200 Bartosz Golaszewski 2017-01-30 202 } cdf0ead3747200 Bartosz Golaszewski 2017-01-30 203 cdf0ead3747200 Bartosz Golaszewski 2017-01-30 @204 mpy = ahci_da850_calculate_mpy(clk_get_rate(hpriv->clks[1])); cdf0ead3747200 Bartosz Golaszewski 2017-01-30 205 if (mpy == 0) { cdf0ead3747200 Bartosz Golaszewski 2017-01-30 206 dev_err(dev, "invalid REFCLK multiplier value: 0x%x", mpy); cdf0ead3747200 Bartosz Golaszewski 2017-01-30 207 return -EINVAL; cdf0ead3747200 Bartosz Golaszewski 2017-01-30 208 } cdf0ead3747200 Bartosz Golaszewski 2017-01-30 209 ae8723f8a9c8e8 Bartlomiej Zolnierkiewicz 2014-03-25 210 rc = ahci_platform_enable_resources(hpriv); ae8723f8a9c8e8 Bartlomiej Zolnierkiewicz 2014-03-25 211 if (rc) ae8723f8a9c8e8 Bartlomiej Zolnierkiewicz 2014-03-25 212 return rc; ae8723f8a9c8e8 Bartlomiej Zolnierkiewicz 2014-03-25 213 ae8723f8a9c8e8 Bartlomiej Zolnierkiewicz 2014-03-25 214 res = platform_get_resource(pdev, IORESOURCE_MEM, 1); c88c094985ad38 Christophe JAILLET 2017-08-16 215 if (!res) { c88c094985ad38 Christophe JAILLET 2017-08-16 216 rc = -ENODEV; ae8723f8a9c8e8 Bartlomiej Zolnierkiewicz 2014-03-25 217 goto disable_resources; c88c094985ad38 Christophe JAILLET 2017-08-16 218 } ae8723f8a9c8e8 Bartlomiej Zolnierkiewicz 2014-03-25 219 ae8723f8a9c8e8 Bartlomiej Zolnierkiewicz 2014-03-25 220 pwrdn_reg = devm_ioremap(dev, res->start, resource_size(res)); c88c094985ad38 Christophe JAILLET 2017-08-16 221 if (!pwrdn_reg) { c88c094985ad38 Christophe JAILLET 2017-08-16 222 rc = -ENOMEM; ae8723f8a9c8e8 Bartlomiej Zolnierkiewicz 2014-03-25 223 goto disable_resources; c88c094985ad38 Christophe JAILLET 2017-08-16 224 } ae8723f8a9c8e8 Bartlomiej Zolnierkiewicz 2014-03-25 225 cdf0ead3747200 Bartosz Golaszewski 2017-01-30 226 da850_sata_init(dev, pwrdn_reg, hpriv->mmio, mpy); ae8723f8a9c8e8 Bartlomiej Zolnierkiewicz 2014-03-25 227 018d5ef2048fca Akinobu Mita 2015-01-29 228 rc = ahci_platform_init_host(pdev, hpriv, &ahci_da850_port_info, 018d5ef2048fca Akinobu Mita 2015-01-29 229 &ahci_platform_sht); ae8723f8a9c8e8 Bartlomiej Zolnierkiewicz 2014-03-25 230 if (rc) ae8723f8a9c8e8 Bartlomiej Zolnierkiewicz 2014-03-25 231 goto disable_resources; ae8723f8a9c8e8 Bartlomiej Zolnierkiewicz 2014-03-25 232 ae8723f8a9c8e8 Bartlomiej Zolnierkiewicz 2014-03-25 233 return 0; ae8723f8a9c8e8 Bartlomiej Zolnierkiewicz 2014-03-25 234 disable_resources: ae8723f8a9c8e8 Bartlomiej Zolnierkiewicz 2014-03-25 235 ahci_platform_disable_resources(hpriv); ae8723f8a9c8e8 Bartlomiej Zolnierkiewicz 2014-03-25 236 return rc; ae8723f8a9c8e8 Bartlomiej Zolnierkiewicz 2014-03-25 237 } ae8723f8a9c8e8 Bartlomiej Zolnierkiewicz 2014-03-25 238 -- 0-DAY CI Kernel Test Service https://01.org/lkp