tree: https://github.com/Xilinx/linux-xlnx xlnx_rebase_v5.15 head: 423a108a01e05e84b59a4c4885c16bf3cd8c90c7 commit: 32f4c7d25b52562567b652709480223cf36e3229 [629/907] drm: xlnx: dsi: Adding dsi driver to new framework config: i386-allyesconfig (https://download.01.org/0day-ci/archive/20220210/202202100442.B2SOB248-lk...) compiler: clang version 15.0.0 (https://github.com/llvm/llvm-project e8bff9ae54a55b4dbfeb6ba55f723abbd81bf494) 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/Xilinx/linux-xlnx/commit/32f4c7d25b52562567b6527094802... git remote add xilinx-xlnx https://github.com/Xilinx/linux-xlnx git fetch --no-tags xilinx-xlnx xlnx_rebase_v5.15 git checkout 32f4c7d25b52562567b652709480223cf36e3229 # 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=i386 SHELL=/bin/bash drivers/clk/ drivers/gpu/drm/xlnx/ drivers/net/ethernet/xilinx/ drivers/phy/xilinx/ drivers/staging/ 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 >>): ret = clk_set_rate(dsi->dphy_clk_200M, XDSI_DPHY_CLK_REQ); ~~~~~~~~~~~~ ^~~~~~~~~~~~~~~~~ drivers/gpu/drm/xlnx/xlnx_dsi.c:88:27: note: expanded from macro 'XDSI_DPHY_CLK_REQ' #define XDSI_DPHY_CLK_REQ 200000000000UL ^~~~~~~~~~~~~~ if (rate < XDSI_DPHY_CLK_MIN && rate > XDSI_DPHY_CLK_MAX) { ~~~~ ^ ~~~~~~~~~~~~~~~~~ if (rate < XDSI_DPHY_CLK_MIN && rate > XDSI_DPHY_CLK_MAX) { ~~~~ ^ ~~~~~~~~~~~~~~~~~ 3 warnings generated. vim +967 drivers/gpu/drm/xlnx/xlnx_dsi.c 928 929 static int xlnx_dsi_probe(struct platform_device *pdev) 930 { 931 struct device *dev = &pdev->dev; 932 struct resource *res; 933 struct xlnx_dsi *dsi; 934 struct device_node *vpss_node; 935 int ret; 936 unsigned long rate; 937 938 dsi = devm_kzalloc(dev, sizeof(*dsi), GFP_KERNEL); 939 if (!dsi) 940 return -ENOMEM; 941 942 dsi->dsi_host.ops = &xlnx_dsi_ops; 943 dsi->dsi_host.dev = dev; 944 dsi->dev = dev; 945 946 ret = xlnx_dsi_parse_dt(dsi); 947 if (ret) 948 return ret; 949 950 res = platform_get_resource(pdev, IORESOURCE_MEM, 0); 951 dsi->iomem = devm_ioremap_resource(dev, res); 952 if (IS_ERR(dsi->iomem)) 953 return PTR_ERR(dsi->iomem); 954 955 platform_set_drvdata(pdev, dsi); 956 957 /* Bridge support */ 958 vpss_node = of_parse_phandle(dsi->dev->of_node, "xlnx,vpss", 0); 959 if (vpss_node) { 960 dsi->bridge = of_xlnx_bridge_get(vpss_node); 961 if (!dsi->bridge) { 962 dev_info(dsi->dev, "Didn't get bridge instance\n"); 963 return -EPROBE_DEFER; 964 } 965 } 966 968 if (ret) { 969 dev_err(dev, "failed to set dphy clk rate %d\n", ret); 970 return ret; 971 } 972 973 ret = clk_prepare_enable(dsi->dphy_clk_200M); 974 if (ret) { 975 dev_err(dev, "failed to enable dphy clk %d\n", ret); 976 return ret; 977 } 978 979 rate = clk_get_rate(dsi->dphy_clk_200M); 981 dev_err(dev, "Error DPHY clock = %lu\n", rate); 982 ret = -EINVAL; 983 goto err_disable_dphy_clk; 984 } 985 986 ret = clk_prepare_enable(dsi->video_aclk); 987 if (ret) { 988 dev_err(dev, "failed to enable video clk %d\n", ret); 989 goto err_disable_dphy_clk; 990 } 991 992 ret = component_add(dev, &xlnx_dsi_component_ops); 993 if (ret < 0) 994 goto err_disable_video_clk; 995 996 return ret; 997 998 err_disable_video_clk: 999 clk_disable_unprepare(dsi->video_aclk); 1000 err_disable_dphy_clk: 1001 clk_disable_unprepare(dsi->dphy_clk_200M); 1002 return ret; 1003 } 1004 --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org