7:05 a.m.
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>
All warnings (new ones prefixed by >>):
> drivers/gpu/drm/xlnx/xlnx_dsi.c:967:41: warning: implicit
conversion from 'unsigned long long' to 'unsigned long' changes value from
200000000000 to 2431504384 [-Wconstant-conversion]
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
^~~~~~~~~~~~~~
> drivers/gpu/drm/xlnx/xlnx_dsi.c:980:39: warning: result of
comparison of constant 203000000000 with expression of type 'unsigned long' is
always false [-Wtautological-constant-out-of-range-compare]
if (rate <
XDSI_DPHY_CLK_MIN && rate > XDSI_DPHY_CLK_MAX) {
~~~~ ^ ~~~~~~~~~~~~~~~~~
> drivers/gpu/drm/xlnx/xlnx_dsi.c:980:11: warning: result of
comparison of constant 197000000000 with expression of type 'unsigned long' is
always true [-Wtautological-constant-out-of-range-compare]
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
967 ret = clk_set_rate(dsi->dphy_clk_200M, XDSI_DPHY_CLK_REQ);
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);
980 if (rate < XDSI_DPHY_CLK_MIN && rate >
XDSI_DPHY_CLK_MAX) {
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