Hi Sakari, I love your patch! Perhaps something to improve: [auto build test WARNING on linuxtv-media/master] [also build test WARNING on next-20201015] [cannot apply to v5.9] [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/Sakari-Ailus/Link-frequency-helper-for-receivers/20201013-233742 base: git://linuxtv.org/media_tree.git master config: x86_64-randconfig-a012-20201015 (attached as .config) compiler: clang version 12.0.0 (https://github.com/llvm/llvm-project e7b4feea8e1bf520b34ad8c116abab6677344b74) 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 x86_64 cross compiling tool for clang build # apt-get install binutils-x86-64-linux-gnu # https://github.com/0day-ci/linux/commit/cf4ab5e39eb042b02f1d5660b5cbd88197a05520 git remote add linux-review https://github.com/0day-ci/linux git fetch --no-tags linux-review Sakari-Ailus/Link-frequency-helper-for-receivers/20201013-233742 git checkout cf4ab5e39eb042b02f1d5660b5cbd88197a05520 # save the attached .config to linux build tree COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross ARCH=x86_64 If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <lkp@xxxxxxxxx> All warnings (new ones prefixed by >>): >> drivers/media/pci/intel/ipu3/ipu3-cio2.c:308:50: warning: format specifies type 'long' but the argument has type 's64' (aka 'long long') [-Wformat] dev_err(dev, "error %ld, invalid link_freq\n", freq); ~~~ ^~~~ %lld include/linux/dev_printk.h:104:32: note: expanded from macro 'dev_err' _dev_err(dev, dev_fmt(fmt), ##__VA_ARGS__) ~~~ ^~~~~~~~~~~ drivers/media/pci/intel/ipu3/ipu3-cio2.c:301:6: warning: unused variable 'r' [-Wunused-variable] int r; ^ 2 warnings generated. vim +308 drivers/media/pci/intel/ipu3/ipu3-cio2.c 293 294 /* Calculate the the delay value for termination enable of clock lane HS Rx */ 295 static int cio2_csi2_calc_timing(struct cio2_device *cio2, struct cio2_queue *q, 296 struct cio2_csi2_timing *timing, 297 unsigned int bpp, unsigned int lanes) 298 { 299 struct device *dev = &cio2->pci_dev->dev; 300 s64 freq; 301 int r; 302 303 if (!q->sensor) 304 return -ENODEV; 305 306 freq = v4l2_get_link_rate(q->sensor->ctrl_handler, bpp, lanes); 307 if (freq < 0) { > 308 dev_err(dev, "error %ld, invalid link_freq\n", freq); 309 return freq; 310 } 311 312 timing->clk_termen = cio2_rx_timing(CIO2_CSIRX_DLY_CNT_TERMEN_CLANE_A, 313 CIO2_CSIRX_DLY_CNT_TERMEN_CLANE_B, 314 freq, 315 CIO2_CSIRX_DLY_CNT_TERMEN_DEFAULT); 316 timing->clk_settle = cio2_rx_timing(CIO2_CSIRX_DLY_CNT_SETTLE_CLANE_A, 317 CIO2_CSIRX_DLY_CNT_SETTLE_CLANE_B, 318 freq, 319 CIO2_CSIRX_DLY_CNT_SETTLE_DEFAULT); 320 timing->dat_termen = cio2_rx_timing(CIO2_CSIRX_DLY_CNT_TERMEN_DLANE_A, 321 CIO2_CSIRX_DLY_CNT_TERMEN_DLANE_B, 322 freq, 323 CIO2_CSIRX_DLY_CNT_TERMEN_DEFAULT); 324 timing->dat_settle = cio2_rx_timing(CIO2_CSIRX_DLY_CNT_SETTLE_DLANE_A, 325 CIO2_CSIRX_DLY_CNT_SETTLE_DLANE_B, 326 freq, 327 CIO2_CSIRX_DLY_CNT_SETTLE_DEFAULT); 328 329 dev_dbg(dev, "freq ct value is %d\n", timing->clk_termen); 330 dev_dbg(dev, "freq cs value is %d\n", timing->clk_settle); 331 dev_dbg(dev, "freq dt value is %d\n", timing->dat_termen); 332 dev_dbg(dev, "freq ds value is %d\n", timing->dat_settle); 333 334 return 0; 335 }; 336 --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@xxxxxxxxxxxx
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