From: kernel test robot <lkp@intel.com>
To: Vishal Sagar <vishal.sagar@xilinx.com>
Cc: kbuild-all@lists.01.org, linux-arm-kernel@lists.infradead.org,
Michal Simek <monstr@monstr.eu>, Hyun Kwon <hyun.kwon@xilinx.com>
Subject: [xlnx:xlnx_rebase_v5.4 478/1765] drivers/media/platform/xilinx/xilinx-csi2rxss.c:326:27: warning: conversion from 'long long unsigned int' to 'long unsigned int' changes value from '200000000000' to '2431504384'
Date: Wed, 21 Jul 2021 19:04:21 +0800 [thread overview]
Message-ID: <202107211917.lroLuucf-lkp@intel.com> (raw)
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Hi Vishal,
FYI, the error/warning still remains.
tree: https://github.com/Xilinx/linux-xlnx xlnx_rebase_v5.4
head: 2f686fa6c0bf7fa168dc45dd7ce1359217212911
commit: 8caa8fb47aa0429f2a25100cf4f957463ba00801 [478/1765] v4l: xilinx: xcsi2rxss: Add support for clock framework
config: i386-randconfig-a005-20210720 (attached as .config)
compiler: gcc-10 (Ubuntu 10.3.0-1ubuntu1~20.04) 10.3.0
reproduce (this is a W=1 build):
# https://github.com/Xilinx/linux-xlnx/commit/8caa8fb47aa0429f2a25100cf4f957463ba00801
git remote add xlnx https://github.com/Xilinx/linux-xlnx
git fetch --no-tags xlnx xlnx_rebase_v5.4
git checkout 8caa8fb47aa0429f2a25100cf4f957463ba00801
# save the attached .config to linux build tree
make W=1 ARCH=i386
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@intel.com>
All warnings (new ones prefixed by >>):
drivers/media/platform/xilinx/xilinx-csi2rxss.c: In function 'xcsi2rxss_probe':
>> drivers/media/platform/xilinx/xilinx-csi2rxss.c:326:27: warning: conversion from 'long long unsigned int' to 'long unsigned int' changes value from '200000000000' to '2431504384' [-Woverflow]
326 | #define XCSI_DPHY_CLK_REQ 200000000000UL
| ^~~~~~~~~~~~~~
drivers/media/platform/xilinx/xilinx-csi2rxss.c:1819:8: note: in expansion of macro 'XCSI_DPHY_CLK_REQ'
1819 | XCSI_DPHY_CLK_REQ);
| ^~~~~~~~~~~~~~~~~
drivers/media/platform/xilinx/xilinx-csi2rxss.c:1828:12: warning: comparison is always true due to limited range of data type [-Wtype-limits]
1828 | if (rate < XCSI_DPHY_CLK_MIN && rate > XCSI_DPHY_CLK_MAX) {
| ^
drivers/media/platform/xilinx/xilinx-csi2rxss.c:1828:40: warning: comparison is always false due to limited range of data type [-Wtype-limits]
1828 | if (rate < XCSI_DPHY_CLK_MIN && rate > XCSI_DPHY_CLK_MAX) {
| ^
vim +326 drivers/media/platform/xilinx/xilinx-csi2rxss.c
323
324 #define XCSI_DPHY_CLK_MIN 197000000000UL
325 #define XCSI_DPHY_CLK_MAX 203000000000UL
> 326 #define XCSI_DPHY_CLK_REQ 200000000000UL
327
---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org
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